From a4565e88edbc8e3bd092a475469769c86a4c350c Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Nicolas=20L=C5=93uillet?= Date: Fri, 2 Aug 2013 22:40:51 +0200 Subject: [PATCH] add Twig & refactor poche --- inc/{ => 3rdparty}/Encoding.php | 0 inc/{ => 3rdparty}/JSLikeHTMLElement.php | 0 inc/{ => 3rdparty}/Readability.php | 0 inc/{ => 3rdparty}/Session.class.php | 0 inc/{ => 3rdparty}/simple_html_dom.php | 0 inc/Twig/Autoloader.php | 48 + inc/Twig/Compiler.php | 267 ++++ inc/Twig/CompilerInterface.php | 35 + inc/Twig/Environment.php | 1224 +++++++++++++++ inc/Twig/Error.php | 239 +++ inc/Twig/Error/Loader.php | 31 + inc/Twig/Error/Runtime.php | 20 + inc/Twig/Error/Syntax.php | 20 + inc/Twig/ExistsLoaderInterface.php | 28 + inc/Twig/ExpressionParser.php | 600 ++++++++ inc/Twig/Extension.php | 93 ++ inc/Twig/Extension/Core.php | 1355 +++++++++++++++++ inc/Twig/Extension/Debug.php | 71 + inc/Twig/Extension/Escaper.php | 107 ++ inc/Twig/Extension/Optimizer.php | 35 + inc/Twig/Extension/Sandbox.php | 112 ++ inc/Twig/Extension/Staging.php | 113 ++ inc/Twig/Extension/StringLoader.php | 64 + inc/Twig/ExtensionInterface.php | 83 + inc/Twig/Extensions/Autoloader.php | 45 + inc/Twig/Extensions/Extension/Debug.php | 34 + inc/Twig/Extensions/Extension/I18n.php | 44 + inc/Twig/Extensions/Extension/Intl.php | 66 + inc/Twig/Extensions/Extension/Text.php | 109 ++ inc/Twig/Extensions/Gettext/Extractor.php | 95 ++ .../Extensions/Gettext/Loader/Filesystem.php | 58 + .../Routing/Generator/UrlGenerator.php | 39 + .../Extensions/Gettext/Test/ExtractorTest.php | 123 ++ .../Gettext/Test/Fixtures/twig/empty.twig | 1 + .../Gettext/Test/Fixtures/twig/plural.twig | 5 + .../Gettext/Test/Fixtures/twig/singular.twig | 9 + inc/Twig/Extensions/Grammar.php | 30 + inc/Twig/Extensions/Grammar/Arguments.php | 22 + inc/Twig/Extensions/Grammar/Array.php | 22 + inc/Twig/Extensions/Grammar/Body.php | 39 + inc/Twig/Extensions/Grammar/Boolean.php | 24 + inc/Twig/Extensions/Grammar/Constant.php | 37 + inc/Twig/Extensions/Grammar/Expression.php | 22 + inc/Twig/Extensions/Grammar/Hash.php | 22 + inc/Twig/Extensions/Grammar/Number.php | 24 + inc/Twig/Extensions/Grammar/Optional.php | 69 + inc/Twig/Extensions/Grammar/Switch.php | 24 + inc/Twig/Extensions/Grammar/Tag.php | 56 + inc/Twig/Extensions/GrammarInterface.php | 18 + inc/Twig/Extensions/Node/Debug.php | 69 + inc/Twig/Extensions/Node/Trans.php | 133 ++ inc/Twig/Extensions/SimpleTokenParser.php | 132 ++ inc/Twig/Extensions/TokenParser/Debug.php | 42 + inc/Twig/Extensions/TokenParser/Trans.php | 80 + inc/Twig/Filter.php | 81 + inc/Twig/Filter/Function.php | 37 + inc/Twig/Filter/Method.php | 39 + inc/Twig/Filter/Node.php | 39 + inc/Twig/FilterCallableInterface.php | 23 + inc/Twig/FilterInterface.php | 42 + inc/Twig/Function.php | 71 + inc/Twig/Function/Function.php | 38 + inc/Twig/Function/Method.php | 40 + inc/Twig/Function/Node.php | 39 + inc/Twig/FunctionCallableInterface.php | 23 + inc/Twig/FunctionInterface.php | 39 + inc/Twig/Gettext/Extractor.php | 95 ++ inc/Twig/Gettext/Loader/Filesystem.php | 58 + .../Routing/Generator/UrlGenerator.php | 39 + inc/Twig/Gettext/Test/ExtractorTest.php | 123 ++ .../Gettext/Test/Fixtures/twig/empty.twig | 1 + .../Gettext/Test/Fixtures/twig/plural.twig | 5 + .../Gettext/Test/Fixtures/twig/singular.twig | 9 + inc/Twig/Lexer.php | 408 +++++ inc/Twig/LexerInterface.php | 29 + inc/Twig/Loader/Array.php | 98 ++ inc/Twig/Loader/Chain.php | 139 ++ inc/Twig/Loader/Filesystem.php | 223 +++ inc/Twig/Loader/String.php | 59 + inc/Twig/LoaderInterface.php | 52 + inc/Twig/Markup.php | 37 + inc/Twig/Node.php | 226 +++ inc/Twig/Node/AutoEscape.php | 39 + inc/Twig/Node/Block.php | 44 + inc/Twig/Node/BlockReference.php | 37 + inc/Twig/Node/Body.php | 19 + inc/Twig/Node/Do.php | 38 + inc/Twig/Node/Embed.php | 38 + inc/Twig/Node/Expression.php | 20 + inc/Twig/Node/Expression/Array.php | 86 ++ inc/Twig/Node/Expression/AssignName.php | 28 + inc/Twig/Node/Expression/Binary.php | 40 + inc/Twig/Node/Expression/Binary/Add.php | 18 + inc/Twig/Node/Expression/Binary/And.php | 18 + .../Node/Expression/Binary/BitwiseAnd.php | 18 + inc/Twig/Node/Expression/Binary/BitwiseOr.php | 18 + .../Node/Expression/Binary/BitwiseXor.php | 18 + inc/Twig/Node/Expression/Binary/Concat.php | 18 + inc/Twig/Node/Expression/Binary/Div.php | 18 + inc/Twig/Node/Expression/Binary/Equal.php | 17 + inc/Twig/Node/Expression/Binary/FloorDiv.php | 29 + inc/Twig/Node/Expression/Binary/Greater.php | 17 + .../Node/Expression/Binary/GreaterEqual.php | 17 + inc/Twig/Node/Expression/Binary/In.php | 33 + inc/Twig/Node/Expression/Binary/Less.php | 17 + inc/Twig/Node/Expression/Binary/LessEqual.php | 17 + inc/Twig/Node/Expression/Binary/Mod.php | 18 + inc/Twig/Node/Expression/Binary/Mul.php | 18 + inc/Twig/Node/Expression/Binary/NotEqual.php | 17 + inc/Twig/Node/Expression/Binary/NotIn.php | 33 + inc/Twig/Node/Expression/Binary/Or.php | 18 + inc/Twig/Node/Expression/Binary/Power.php | 33 + inc/Twig/Node/Expression/Binary/Range.php | 33 + inc/Twig/Node/Expression/Binary/Sub.php | 18 + inc/Twig/Node/Expression/BlockReference.php | 51 + inc/Twig/Node/Expression/Call.php | 178 +++ inc/Twig/Node/Expression/Conditional.php | 31 + inc/Twig/Node/Expression/Constant.php | 23 + .../Node/Expression/ExtensionReference.php | 33 + inc/Twig/Node/Expression/Filter.php | 36 + inc/Twig/Node/Expression/Filter/Default.php | 43 + inc/Twig/Node/Expression/Function.php | 35 + inc/Twig/Node/Expression/GetAttr.php | 53 + inc/Twig/Node/Expression/MethodCall.php | 41 + inc/Twig/Node/Expression/Name.php | 88 ++ inc/Twig/Node/Expression/Parent.php | 47 + inc/Twig/Node/Expression/TempName.php | 26 + inc/Twig/Node/Expression/Test.php | 32 + inc/Twig/Node/Expression/Test/Constant.php | 46 + inc/Twig/Node/Expression/Test/Defined.php | 54 + inc/Twig/Node/Expression/Test/Divisibleby.php | 33 + inc/Twig/Node/Expression/Test/Even.php | 32 + inc/Twig/Node/Expression/Test/Null.php | 31 + inc/Twig/Node/Expression/Test/Odd.php | 32 + inc/Twig/Node/Expression/Test/Sameas.php | 29 + inc/Twig/Node/Expression/Unary.php | 30 + inc/Twig/Node/Expression/Unary/Neg.php | 18 + inc/Twig/Node/Expression/Unary/Not.php | 18 + inc/Twig/Node/Expression/Unary/Pos.php | 18 + inc/Twig/Node/Flush.php | 36 + inc/Twig/Node/For.php | 112 ++ inc/Twig/Node/ForLoop.php | 55 + inc/Twig/Node/If.php | 66 + inc/Twig/Node/Import.php | 50 + inc/Twig/Node/Include.php | 99 ++ inc/Twig/Node/Macro.php | 96 ++ inc/Twig/Node/Module.php | 371 +++++ inc/Twig/Node/Print.php | 39 + inc/Twig/Node/Sandbox.php | 47 + inc/Twig/Node/SandboxedModule.php | 60 + inc/Twig/Node/SandboxedPrint.php | 59 + inc/Twig/Node/Set.php | 101 ++ inc/Twig/Node/SetTemp.php | 35 + inc/Twig/Node/Spaceless.php | 40 + inc/Twig/Node/Text.php | 39 + inc/Twig/NodeInterface.php | 30 + inc/Twig/NodeOutputInterface.php | 19 + inc/Twig/NodeTraverser.php | 88 ++ inc/Twig/NodeVisitor/Escaper.php | 167 ++ inc/Twig/NodeVisitor/Optimizer.php | 246 +++ inc/Twig/NodeVisitor/SafeAnalysis.php | 131 ++ inc/Twig/NodeVisitor/Sandbox.php | 92 ++ inc/Twig/NodeVisitorInterface.php | 47 + inc/Twig/Parser.php | 394 +++++ inc/Twig/ParserInterface.php | 28 + inc/Twig/Sandbox/SecurityError.php | 19 + inc/Twig/Sandbox/SecurityPolicy.php | 119 ++ inc/Twig/Sandbox/SecurityPolicyInterface.php | 24 + inc/Twig/SimpleFilter.php | 94 ++ inc/Twig/SimpleFunction.php | 84 + inc/Twig/SimpleTest.php | 46 + inc/Twig/Template.php | 455 ++++++ inc/Twig/TemplateInterface.php | 47 + inc/Twig/Test.php | 34 + inc/Twig/Test/Function.php | 35 + inc/Twig/Test/IntegrationTestCase.php | 154 ++ inc/Twig/Test/Method.php | 37 + inc/Twig/Test/Node.php | 37 + inc/Twig/Test/NodeTestCase.php | 58 + inc/Twig/TestCallableInterface.php | 21 + inc/Twig/TestInterface.php | 26 + inc/Twig/Token.php | 218 +++ inc/Twig/TokenParser.php | 33 + inc/Twig/TokenParser/AutoEscape.php | 89 ++ inc/Twig/TokenParser/Block.php | 83 + inc/Twig/TokenParser/Do.php | 42 + inc/Twig/TokenParser/Embed.php | 66 + inc/Twig/TokenParser/Extends.php | 52 + inc/Twig/TokenParser/Filter.php | 61 + inc/Twig/TokenParser/Flush.php | 42 + inc/Twig/TokenParser/For.php | 136 ++ inc/Twig/TokenParser/From.php | 74 + inc/Twig/TokenParser/If.php | 94 ++ inc/Twig/TokenParser/Import.php | 49 + inc/Twig/TokenParser/Include.php | 80 + inc/Twig/TokenParser/Macro.php | 68 + inc/Twig/TokenParser/Sandbox.php | 68 + inc/Twig/TokenParser/Set.php | 84 + inc/Twig/TokenParser/Spaceless.php | 59 + inc/Twig/TokenParser/Use.php | 82 + inc/Twig/TokenParserBroker.php | 136 ++ inc/Twig/TokenParserBrokerInterface.php | 45 + inc/Twig/TokenParserInterface.php | 41 + inc/Twig/TokenStream.php | 144 ++ inc/config.php | 76 +- inc/functions.php | 400 ----- inc/poche/pocheCore.php | 257 ++++ inc/poche/pochePictures.php | 114 ++ inc/{ => poche}/pocheTool.class.php | 69 +- inc/rain.tpl.class.php | 1043 ------------- index.php | 46 +- locale/fr_FR.UTF8/LC_MESSAGES/fr_FR.UTF8.mo | Bin 2775 -> 2777 bytes locale/fr_FR.UTF8/LC_MESSAGES/fr_FR.UTF8.po | 20 +- tpl/home.html | 6 +- tpl/install.twig | 28 + tpl/js.html | 38 +- tpl/layout.twig | 58 + tpl/login.twig | 31 + 218 files changed, 16372 insertions(+), 1555 deletions(-) rename inc/{ => 3rdparty}/Encoding.php (100%) rename inc/{ => 3rdparty}/JSLikeHTMLElement.php (100%) rename inc/{ => 3rdparty}/Readability.php (100%) rename inc/{ => 3rdparty}/Session.class.php (100%) rename inc/{ => 3rdparty}/simple_html_dom.php (100%) create mode 100644 inc/Twig/Autoloader.php create mode 100644 inc/Twig/Compiler.php create mode 100644 inc/Twig/CompilerInterface.php create mode 100644 inc/Twig/Environment.php create mode 100644 inc/Twig/Error.php create mode 100644 inc/Twig/Error/Loader.php create mode 100644 inc/Twig/Error/Runtime.php create mode 100644 inc/Twig/Error/Syntax.php create mode 100644 inc/Twig/ExistsLoaderInterface.php create mode 100644 inc/Twig/ExpressionParser.php create mode 100644 inc/Twig/Extension.php create mode 100644 inc/Twig/Extension/Core.php create mode 100644 inc/Twig/Extension/Debug.php create mode 100644 inc/Twig/Extension/Escaper.php create mode 100644 inc/Twig/Extension/Optimizer.php create mode 100644 inc/Twig/Extension/Sandbox.php create mode 100644 inc/Twig/Extension/Staging.php create mode 100644 inc/Twig/Extension/StringLoader.php create mode 100644 inc/Twig/ExtensionInterface.php create mode 100644 inc/Twig/Extensions/Autoloader.php create mode 100644 inc/Twig/Extensions/Extension/Debug.php create mode 100644 inc/Twig/Extensions/Extension/I18n.php create mode 100644 inc/Twig/Extensions/Extension/Intl.php create mode 100644 inc/Twig/Extensions/Extension/Text.php create mode 100644 inc/Twig/Extensions/Gettext/Extractor.php create mode 100644 inc/Twig/Extensions/Gettext/Loader/Filesystem.php create mode 100644 inc/Twig/Extensions/Gettext/Routing/Generator/UrlGenerator.php create mode 100644 inc/Twig/Extensions/Gettext/Test/ExtractorTest.php create mode 100644 inc/Twig/Extensions/Gettext/Test/Fixtures/twig/empty.twig create mode 100644 inc/Twig/Extensions/Gettext/Test/Fixtures/twig/plural.twig create mode 100644 inc/Twig/Extensions/Gettext/Test/Fixtures/twig/singular.twig create mode 100644 inc/Twig/Extensions/Grammar.php create mode 100644 inc/Twig/Extensions/Grammar/Arguments.php create mode 100644 inc/Twig/Extensions/Grammar/Array.php create mode 100644 inc/Twig/Extensions/Grammar/Body.php create mode 100644 inc/Twig/Extensions/Grammar/Boolean.php create mode 100644 inc/Twig/Extensions/Grammar/Constant.php create mode 100644 inc/Twig/Extensions/Grammar/Expression.php create mode 100644 inc/Twig/Extensions/Grammar/Hash.php create mode 100644 inc/Twig/Extensions/Grammar/Number.php create mode 100644 inc/Twig/Extensions/Grammar/Optional.php create mode 100644 inc/Twig/Extensions/Grammar/Switch.php create mode 100644 inc/Twig/Extensions/Grammar/Tag.php create mode 100644 inc/Twig/Extensions/GrammarInterface.php create mode 100644 inc/Twig/Extensions/Node/Debug.php create mode 100644 inc/Twig/Extensions/Node/Trans.php create mode 100644 inc/Twig/Extensions/SimpleTokenParser.php create mode 100644 inc/Twig/Extensions/TokenParser/Debug.php create mode 100644 inc/Twig/Extensions/TokenParser/Trans.php create mode 100644 inc/Twig/Filter.php create mode 100644 inc/Twig/Filter/Function.php create mode 100644 inc/Twig/Filter/Method.php create mode 100644 inc/Twig/Filter/Node.php create mode 100644 inc/Twig/FilterCallableInterface.php create mode 100644 inc/Twig/FilterInterface.php create mode 100644 inc/Twig/Function.php create mode 100644 inc/Twig/Function/Function.php create mode 100644 inc/Twig/Function/Method.php create mode 100644 inc/Twig/Function/Node.php create mode 100644 inc/Twig/FunctionCallableInterface.php create mode 100644 inc/Twig/FunctionInterface.php create mode 100644 inc/Twig/Gettext/Extractor.php create mode 100644 inc/Twig/Gettext/Loader/Filesystem.php create mode 100644 inc/Twig/Gettext/Routing/Generator/UrlGenerator.php create mode 100644 inc/Twig/Gettext/Test/ExtractorTest.php create mode 100644 inc/Twig/Gettext/Test/Fixtures/twig/empty.twig create mode 100644 inc/Twig/Gettext/Test/Fixtures/twig/plural.twig create mode 100644 inc/Twig/Gettext/Test/Fixtures/twig/singular.twig create mode 100644 inc/Twig/Lexer.php create mode 100644 inc/Twig/LexerInterface.php create mode 100644 inc/Twig/Loader/Array.php create mode 100644 inc/Twig/Loader/Chain.php create mode 100644 inc/Twig/Loader/Filesystem.php create mode 100644 inc/Twig/Loader/String.php create mode 100644 inc/Twig/LoaderInterface.php create mode 100644 inc/Twig/Markup.php create mode 100644 inc/Twig/Node.php create mode 100644 inc/Twig/Node/AutoEscape.php create mode 100644 inc/Twig/Node/Block.php create mode 100644 inc/Twig/Node/BlockReference.php create mode 100644 inc/Twig/Node/Body.php create mode 100644 inc/Twig/Node/Do.php create mode 100644 inc/Twig/Node/Embed.php create mode 100644 inc/Twig/Node/Expression.php create mode 100644 inc/Twig/Node/Expression/Array.php create mode 100644 inc/Twig/Node/Expression/AssignName.php create mode 100644 inc/Twig/Node/Expression/Binary.php create mode 100644 inc/Twig/Node/Expression/Binary/Add.php create mode 100644 inc/Twig/Node/Expression/Binary/And.php create mode 100644 inc/Twig/Node/Expression/Binary/BitwiseAnd.php create mode 100644 inc/Twig/Node/Expression/Binary/BitwiseOr.php create mode 100644 inc/Twig/Node/Expression/Binary/BitwiseXor.php create mode 100644 inc/Twig/Node/Expression/Binary/Concat.php create mode 100644 inc/Twig/Node/Expression/Binary/Div.php create mode 100644 inc/Twig/Node/Expression/Binary/Equal.php create mode 100644 inc/Twig/Node/Expression/Binary/FloorDiv.php create mode 100644 inc/Twig/Node/Expression/Binary/Greater.php create mode 100644 inc/Twig/Node/Expression/Binary/GreaterEqual.php create mode 100644 inc/Twig/Node/Expression/Binary/In.php create mode 100644 inc/Twig/Node/Expression/Binary/Less.php create mode 100644 inc/Twig/Node/Expression/Binary/LessEqual.php create mode 100644 inc/Twig/Node/Expression/Binary/Mod.php create mode 100644 inc/Twig/Node/Expression/Binary/Mul.php create mode 100644 inc/Twig/Node/Expression/Binary/NotEqual.php create mode 100644 inc/Twig/Node/Expression/Binary/NotIn.php create mode 100644 inc/Twig/Node/Expression/Binary/Or.php create mode 100644 inc/Twig/Node/Expression/Binary/Power.php create mode 100644 inc/Twig/Node/Expression/Binary/Range.php create mode 100644 inc/Twig/Node/Expression/Binary/Sub.php create mode 100644 inc/Twig/Node/Expression/BlockReference.php create mode 100644 inc/Twig/Node/Expression/Call.php create mode 100644 inc/Twig/Node/Expression/Conditional.php create mode 100644 inc/Twig/Node/Expression/Constant.php create mode 100644 inc/Twig/Node/Expression/ExtensionReference.php create mode 100644 inc/Twig/Node/Expression/Filter.php create mode 100644 inc/Twig/Node/Expression/Filter/Default.php create mode 100644 inc/Twig/Node/Expression/Function.php create mode 100644 inc/Twig/Node/Expression/GetAttr.php create mode 100644 inc/Twig/Node/Expression/MethodCall.php create mode 100644 inc/Twig/Node/Expression/Name.php create mode 100644 inc/Twig/Node/Expression/Parent.php create mode 100644 inc/Twig/Node/Expression/TempName.php create mode 100644 inc/Twig/Node/Expression/Test.php create mode 100644 inc/Twig/Node/Expression/Test/Constant.php create mode 100644 inc/Twig/Node/Expression/Test/Defined.php create mode 100644 inc/Twig/Node/Expression/Test/Divisibleby.php create mode 100644 inc/Twig/Node/Expression/Test/Even.php create mode 100644 inc/Twig/Node/Expression/Test/Null.php create mode 100644 inc/Twig/Node/Expression/Test/Odd.php create mode 100644 inc/Twig/Node/Expression/Test/Sameas.php create mode 100644 inc/Twig/Node/Expression/Unary.php create mode 100644 inc/Twig/Node/Expression/Unary/Neg.php create mode 100644 inc/Twig/Node/Expression/Unary/Not.php create mode 100644 inc/Twig/Node/Expression/Unary/Pos.php create mode 100644 inc/Twig/Node/Flush.php create mode 100644 inc/Twig/Node/For.php create mode 100644 inc/Twig/Node/ForLoop.php create mode 100644 inc/Twig/Node/If.php create mode 100644 inc/Twig/Node/Import.php create mode 100644 inc/Twig/Node/Include.php create mode 100644 inc/Twig/Node/Macro.php create mode 100644 inc/Twig/Node/Module.php create mode 100644 inc/Twig/Node/Print.php create mode 100644 inc/Twig/Node/Sandbox.php create mode 100644 inc/Twig/Node/SandboxedModule.php create mode 100644 inc/Twig/Node/SandboxedPrint.php create mode 100644 inc/Twig/Node/Set.php create mode 100644 inc/Twig/Node/SetTemp.php create mode 100644 inc/Twig/Node/Spaceless.php create mode 100644 inc/Twig/Node/Text.php create mode 100644 inc/Twig/NodeInterface.php create mode 100644 inc/Twig/NodeOutputInterface.php create mode 100644 inc/Twig/NodeTraverser.php create mode 100644 inc/Twig/NodeVisitor/Escaper.php create mode 100644 inc/Twig/NodeVisitor/Optimizer.php create mode 100644 inc/Twig/NodeVisitor/SafeAnalysis.php create mode 100644 inc/Twig/NodeVisitor/Sandbox.php create mode 100644 inc/Twig/NodeVisitorInterface.php create mode 100644 inc/Twig/Parser.php create mode 100644 inc/Twig/ParserInterface.php create mode 100644 inc/Twig/Sandbox/SecurityError.php create mode 100644 inc/Twig/Sandbox/SecurityPolicy.php create mode 100644 inc/Twig/Sandbox/SecurityPolicyInterface.php create mode 100644 inc/Twig/SimpleFilter.php create mode 100644 inc/Twig/SimpleFunction.php create mode 100644 inc/Twig/SimpleTest.php create mode 100644 inc/Twig/Template.php create mode 100644 inc/Twig/TemplateInterface.php create mode 100644 inc/Twig/Test.php create mode 100644 inc/Twig/Test/Function.php create mode 100644 inc/Twig/Test/IntegrationTestCase.php create mode 100644 inc/Twig/Test/Method.php create mode 100644 inc/Twig/Test/Node.php create mode 100644 inc/Twig/Test/NodeTestCase.php create mode 100644 inc/Twig/TestCallableInterface.php create mode 100644 inc/Twig/TestInterface.php create mode 100644 inc/Twig/Token.php create mode 100644 inc/Twig/TokenParser.php create mode 100644 inc/Twig/TokenParser/AutoEscape.php create mode 100644 inc/Twig/TokenParser/Block.php create mode 100644 inc/Twig/TokenParser/Do.php create mode 100644 inc/Twig/TokenParser/Embed.php create mode 100644 inc/Twig/TokenParser/Extends.php create mode 100644 inc/Twig/TokenParser/Filter.php create mode 100644 inc/Twig/TokenParser/Flush.php create mode 100644 inc/Twig/TokenParser/For.php create mode 100644 inc/Twig/TokenParser/From.php create mode 100644 inc/Twig/TokenParser/If.php create mode 100644 inc/Twig/TokenParser/Import.php create mode 100644 inc/Twig/TokenParser/Include.php create mode 100644 inc/Twig/TokenParser/Macro.php create mode 100644 inc/Twig/TokenParser/Sandbox.php create mode 100644 inc/Twig/TokenParser/Set.php create mode 100644 inc/Twig/TokenParser/Spaceless.php create mode 100644 inc/Twig/TokenParser/Use.php create mode 100644 inc/Twig/TokenParserBroker.php create mode 100644 inc/Twig/TokenParserBrokerInterface.php create mode 100644 inc/Twig/TokenParserInterface.php create mode 100644 inc/Twig/TokenStream.php delete mode 100644 inc/functions.php create mode 100644 inc/poche/pocheCore.php create mode 100644 inc/poche/pochePictures.php rename inc/{ => poche}/pocheTool.class.php (64%) delete mode 100644 inc/rain.tpl.class.php create mode 100644 tpl/install.twig create mode 100644 tpl/layout.twig create mode 100644 tpl/login.twig diff --git a/inc/Encoding.php b/inc/3rdparty/Encoding.php similarity index 100% rename from inc/Encoding.php rename to inc/3rdparty/Encoding.php diff --git a/inc/JSLikeHTMLElement.php b/inc/3rdparty/JSLikeHTMLElement.php similarity index 100% rename from inc/JSLikeHTMLElement.php rename to inc/3rdparty/JSLikeHTMLElement.php diff --git a/inc/Readability.php b/inc/3rdparty/Readability.php similarity index 100% rename from inc/Readability.php rename to inc/3rdparty/Readability.php diff --git a/inc/Session.class.php b/inc/3rdparty/Session.class.php similarity index 100% rename from inc/Session.class.php rename to inc/3rdparty/Session.class.php diff --git a/inc/simple_html_dom.php b/inc/3rdparty/simple_html_dom.php similarity index 100% rename from inc/simple_html_dom.php rename to inc/3rdparty/simple_html_dom.php diff --git a/inc/Twig/Autoloader.php b/inc/Twig/Autoloader.php new file mode 100644 index 0000000..7007d31 --- /dev/null +++ b/inc/Twig/Autoloader.php @@ -0,0 +1,48 @@ + + */ +class Twig_Autoloader +{ + /** + * Registers Twig_Autoloader as an SPL autoloader. + * + * @param Boolean $prepend Whether to prepend the autoloader or not. + */ + public static function register($prepend = false) + { + if (version_compare(phpversion(), '5.3.0', '>=')) { + spl_autoload_register(array(new self, 'autoload'), true, $prepend); + } else { + spl_autoload_register(array(new self, 'autoload')); + } + } + + /** + * Handles autoloading of classes. + * + * @param string $class A class name. + */ + public static function autoload($class) + { + if (0 !== strpos($class, 'Twig')) { + return; + } + + if (is_file($file = dirname(__FILE__).'/../'.str_replace(array('_', "\0"), array('/', ''), $class).'.php')) { + require $file; + } + } +} diff --git a/inc/Twig/Compiler.php b/inc/Twig/Compiler.php new file mode 100644 index 0000000..99aecbc --- /dev/null +++ b/inc/Twig/Compiler.php @@ -0,0 +1,267 @@ + + */ +class Twig_Compiler implements Twig_CompilerInterface +{ + protected $lastLine; + protected $source; + protected $indentation; + protected $env; + protected $debugInfo; + protected $sourceOffset; + protected $sourceLine; + protected $filename; + + /** + * Constructor. + * + * @param Twig_Environment $env The twig environment instance + */ + public function __construct(Twig_Environment $env) + { + $this->env = $env; + $this->debugInfo = array(); + } + + public function getFilename() + { + return $this->filename; + } + + /** + * Returns the environment instance related to this compiler. + * + * @return Twig_Environment The environment instance + */ + public function getEnvironment() + { + return $this->env; + } + + /** + * Gets the current PHP code after compilation. + * + * @return string The PHP code + */ + public function getSource() + { + return $this->source; + } + + /** + * Compiles a node. + * + * @param Twig_NodeInterface $node The node to compile + * @param integer $indentation The current indentation + * + * @return Twig_Compiler The current compiler instance + */ + public function compile(Twig_NodeInterface $node, $indentation = 0) + { + $this->lastLine = null; + $this->source = ''; + $this->sourceOffset = 0; + // source code starts at 1 (as we then increment it when we encounter new lines) + $this->sourceLine = 1; + $this->indentation = $indentation; + + if ($node instanceof Twig_Node_Module) { + $this->filename = $node->getAttribute('filename'); + } + + $node->compile($this); + + return $this; + } + + public function subcompile(Twig_NodeInterface $node, $raw = true) + { + if (false === $raw) { + $this->addIndentation(); + } + + $node->compile($this); + + return $this; + } + + /** + * Adds a raw string to the compiled code. + * + * @param string $string The string + * + * @return Twig_Compiler The current compiler instance + */ + public function raw($string) + { + $this->source .= $string; + + return $this; + } + + /** + * Writes a string to the compiled code by adding indentation. + * + * @return Twig_Compiler The current compiler instance + */ + public function write() + { + $strings = func_get_args(); + foreach ($strings as $string) { + $this->addIndentation(); + $this->source .= $string; + } + + return $this; + } + + /** + * Appends an indentation to the current PHP code after compilation. + * + * @return Twig_Compiler The current compiler instance + */ + public function addIndentation() + { + $this->source .= str_repeat(' ', $this->indentation * 4); + + return $this; + } + + /** + * Adds a quoted string to the compiled code. + * + * @param string $value The string + * + * @return Twig_Compiler The current compiler instance + */ + public function string($value) + { + $this->source .= sprintf('"%s"', addcslashes($value, "\0\t\"\$\\")); + + return $this; + } + + /** + * Returns a PHP representation of a given value. + * + * @param mixed $value The value to convert + * + * @return Twig_Compiler The current compiler instance + */ + public function repr($value) + { + if (is_int($value) || is_float($value)) { + if (false !== $locale = setlocale(LC_NUMERIC, 0)) { + setlocale(LC_NUMERIC, 'C'); + } + + $this->raw($value); + + if (false !== $locale) { + setlocale(LC_NUMERIC, $locale); + } + } elseif (null === $value) { + $this->raw('null'); + } elseif (is_bool($value)) { + $this->raw($value ? 'true' : 'false'); + } elseif (is_array($value)) { + $this->raw('array('); + $i = 0; + foreach ($value as $key => $value) { + if ($i++) { + $this->raw(', '); + } + $this->repr($key); + $this->raw(' => '); + $this->repr($value); + } + $this->raw(')'); + } else { + $this->string($value); + } + + return $this; + } + + /** + * Adds debugging information. + * + * @param Twig_NodeInterface $node The related twig node + * + * @return Twig_Compiler The current compiler instance + */ + public function addDebugInfo(Twig_NodeInterface $node) + { + if ($node->getLine() != $this->lastLine) { + $this->write("// line {$node->getLine()}\n"); + + // when mbstring.func_overload is set to 2 + // mb_substr_count() replaces substr_count() + // but they have different signatures! + if (((int) ini_get('mbstring.func_overload')) & 2) { + // this is much slower than the "right" version + $this->sourceLine += mb_substr_count(mb_substr($this->source, $this->sourceOffset), "\n"); + } else { + $this->sourceLine += substr_count($this->source, "\n", $this->sourceOffset); + } + $this->sourceOffset = strlen($this->source); + $this->debugInfo[$this->sourceLine] = $node->getLine(); + + $this->lastLine = $node->getLine(); + } + + return $this; + } + + public function getDebugInfo() + { + return $this->debugInfo; + } + + /** + * Indents the generated code. + * + * @param integer $step The number of indentation to add + * + * @return Twig_Compiler The current compiler instance + */ + public function indent($step = 1) + { + $this->indentation += $step; + + return $this; + } + + /** + * Outdents the generated code. + * + * @param integer $step The number of indentation to remove + * + * @return Twig_Compiler The current compiler instance + */ + public function outdent($step = 1) + { + // can't outdent by more steps than the current indentation level + if ($this->indentation < $step) { + throw new LogicException('Unable to call outdent() as the indentation would become negative'); + } + + $this->indentation -= $step; + + return $this; + } +} diff --git a/inc/Twig/CompilerInterface.php b/inc/Twig/CompilerInterface.php new file mode 100644 index 0000000..e293ec9 --- /dev/null +++ b/inc/Twig/CompilerInterface.php @@ -0,0 +1,35 @@ + + * @deprecated since 1.12 (to be removed in 2.0) + */ +interface Twig_CompilerInterface +{ + /** + * Compiles a node. + * + * @param Twig_NodeInterface $node The node to compile + * + * @return Twig_CompilerInterface The current compiler instance + */ + public function compile(Twig_NodeInterface $node); + + /** + * Gets the current PHP code after compilation. + * + * @return string The PHP code + */ + public function getSource(); +} diff --git a/inc/Twig/Environment.php b/inc/Twig/Environment.php new file mode 100644 index 0000000..3afa73d --- /dev/null +++ b/inc/Twig/Environment.php @@ -0,0 +1,1224 @@ + + */ +class Twig_Environment +{ + const VERSION = '1.13.1'; + + protected $charset; + protected $loader; + protected $debug; + protected $autoReload; + protected $cache; + protected $lexer; + protected $parser; + protected $compiler; + protected $baseTemplateClass; + protected $extensions; + protected $parsers; + protected $visitors; + protected $filters; + protected $tests; + protected $functions; + protected $globals; + protected $runtimeInitialized; + protected $extensionInitialized; + protected $loadedTemplates; + protected $strictVariables; + protected $unaryOperators; + protected $binaryOperators; + protected $templateClassPrefix = '__TwigTemplate_'; + protected $functionCallbacks; + protected $filterCallbacks; + protected $staging; + + /** + * Constructor. + * + * Available options: + * + * * debug: When set to true, it automatically set "auto_reload" to true as + * well (default to false). + * + * * charset: The charset used by the templates (default to UTF-8). + * + * * base_template_class: The base template class to use for generated + * templates (default to Twig_Template). + * + * * cache: An absolute path where to store the compiled templates, or + * false to disable compilation cache (default). + * + * * auto_reload: Whether to reload the template is the original source changed. + * If you don't provide the auto_reload option, it will be + * determined automatically base on the debug value. + * + * * strict_variables: Whether to ignore invalid variables in templates + * (default to false). + * + * * autoescape: Whether to enable auto-escaping (default to html): + * * false: disable auto-escaping + * * true: equivalent to html + * * html, js: set the autoescaping to one of the supported strategies + * * PHP callback: a PHP callback that returns an escaping strategy based on the template "filename" + * + * * optimizations: A flag that indicates which optimizations to apply + * (default to -1 which means that all optimizations are enabled; + * set it to 0 to disable). + * + * @param Twig_LoaderInterface $loader A Twig_LoaderInterface instance + * @param array $options An array of options + */ + public function __construct(Twig_LoaderInterface $loader = null, $options = array()) + { + if (null !== $loader) { + $this->setLoader($loader); + } + + $options = array_merge(array( + 'debug' => false, + 'charset' => 'UTF-8', + 'base_template_class' => 'Twig_Template', + 'strict_variables' => false, + 'autoescape' => 'html', + 'cache' => false, + 'auto_reload' => null, + 'optimizations' => -1, + ), $options); + + $this->debug = (bool) $options['debug']; + $this->charset = strtoupper($options['charset']); + $this->baseTemplateClass = $options['base_template_class']; + $this->autoReload = null === $options['auto_reload'] ? $this->debug : (bool) $options['auto_reload']; + $this->strictVariables = (bool) $options['strict_variables']; + $this->runtimeInitialized = false; + $this->setCache($options['cache']); + $this->functionCallbacks = array(); + $this->filterCallbacks = array(); + + $this->addExtension(new Twig_Extension_Core()); + $this->addExtension(new Twig_Extension_Escaper($options['autoescape'])); + $this->addExtension(new Twig_Extension_Optimizer($options['optimizations'])); + $this->extensionInitialized = false; + $this->staging = new Twig_Extension_Staging(); + } + + /** + * Gets the base template class for compiled templates. + * + * @return string The base template class name + */ + public function getBaseTemplateClass() + { + return $this->baseTemplateClass; + } + + /** + * Sets the base template class for compiled templates. + * + * @param string $class The base template class name + */ + public function setBaseTemplateClass($class) + { + $this->baseTemplateClass = $class; + } + + /** + * Enables debugging mode. + */ + public function enableDebug() + { + $this->debug = true; + } + + /** + * Disables debugging mode. + */ + public function disableDebug() + { + $this->debug = false; + } + + /** + * Checks if debug mode is enabled. + * + * @return Boolean true if debug mode is enabled, false otherwise + */ + public function isDebug() + { + return $this->debug; + } + + /** + * Enables the auto_reload option. + */ + public function enableAutoReload() + { + $this->autoReload = true; + } + + /** + * Disables the auto_reload option. + */ + public function disableAutoReload() + { + $this->autoReload = false; + } + + /** + * Checks if the auto_reload option is enabled. + * + * @return Boolean true if auto_reload is enabled, false otherwise + */ + public function isAutoReload() + { + return $this->autoReload; + } + + /** + * Enables the strict_variables option. + */ + public function enableStrictVariables() + { + $this->strictVariables = true; + } + + /** + * Disables the strict_variables option. + */ + public function disableStrictVariables() + { + $this->strictVariables = false; + } + + /** + * Checks if the strict_variables option is enabled. + * + * @return Boolean true if strict_variables is enabled, false otherwise + */ + public function isStrictVariables() + { + return $this->strictVariables; + } + + /** + * Gets the cache directory or false if cache is disabled. + * + * @return string|false + */ + public function getCache() + { + return $this->cache; + } + + /** + * Sets the cache directory or false if cache is disabled. + * + * @param string|false $cache The absolute path to the compiled templates, + * or false to disable cache + */ + public function setCache($cache) + { + $this->cache = $cache ? $cache : false; + } + + /** + * Gets the cache filename for a given template. + * + * @param string $name The template name + * + * @return string The cache file name + */ + public function getCacheFilename($name) + { + if (false === $this->cache) { + return false; + } + + $class = substr($this->getTemplateClass($name), strlen($this->templateClassPrefix)); + + return $this->getCache().'/'.substr($class, 0, 2).'/'.substr($class, 2, 2).'/'.substr($class, 4).'.php'; + } + + /** + * Gets the template class associated with the given string. + * + * @param string $name The name for which to calculate the template class name + * @param integer $index The index if it is an embedded template + * + * @return string The template class name + */ + public function getTemplateClass($name, $index = null) + { + return $this->templateClassPrefix.md5($this->getLoader()->getCacheKey($name)).(null === $index ? '' : '_'.$index); + } + + /** + * Gets the template class prefix. + * + * @return string The template class prefix + */ + public function getTemplateClassPrefix() + { + return $this->templateClassPrefix; + } + + /** + * Renders a template. + * + * @param string $name The template name + * @param array $context An array of parameters to pass to the template + * + * @return string The rendered template + */ + public function render($name, array $context = array()) + { + return $this->loadTemplate($name)->render($context); + } + + /** + * Displays a template. + * + * @param string $name The template name + * @param array $context An array of parameters to pass to the template + */ + public function display($name, array $context = array()) + { + $this->loadTemplate($name)->display($context); + } + + /** + * Loads a template by name. + * + * @param string $name The template name + * @param integer $index The index if it is an embedded template + * + * @return Twig_TemplateInterface A template instance representing the given template name + */ + public function loadTemplate($name, $index = null) + { + $cls = $this->getTemplateClass($name, $index); + + if (isset($this->loadedTemplates[$cls])) { + return $this->loadedTemplates[$cls]; + } + + if (!class_exists($cls, false)) { + if (false === $cache = $this->getCacheFilename($name)) { + eval('?>'.$this->compileSource($this->getLoader()->getSource($name), $name)); + } else { + if (!is_file($cache) || ($this->isAutoReload() && !$this->isTemplateFresh($name, filemtime($cache)))) { + $this->writeCacheFile($cache, $this->compileSource($this->getLoader()->getSource($name), $name)); + } + + require_once $cache; + } + } + + if (!$this->runtimeInitialized) { + $this->initRuntime(); + } + + return $this->loadedTemplates[$cls] = new $cls($this); + } + + /** + * Returns true if the template is still fresh. + * + * Besides checking the loader for freshness information, + * this method also checks if the enabled extensions have + * not changed. + * + * @param string $name The template name + * @param timestamp $time The last modification time of the cached template + * + * @return Boolean true if the template is fresh, false otherwise + */ + public function isTemplateFresh($name, $time) + { + foreach ($this->extensions as $extension) { + $r = new ReflectionObject($extension); + if (filemtime($r->getFileName()) > $time) { + return false; + } + } + + return $this->getLoader()->isFresh($name, $time); + } + + public function resolveTemplate($names) + { + if (!is_array($names)) { + $names = array($names); + } + + foreach ($names as $name) { + if ($name instanceof Twig_Template) { + return $name; + } + + try { + return $this->loadTemplate($name); + } catch (Twig_Error_Loader $e) { + } + } + + if (1 === count($names)) { + throw $e; + } + + throw new Twig_Error_Loader(sprintf('Unable to find one of the following templates: "%s".', implode('", "', $names))); + } + + /** + * Clears the internal template cache. + */ + public function clearTemplateCache() + { + $this->loadedTemplates = array(); + } + + /** + * Clears the template cache files on the filesystem. + */ + public function clearCacheFiles() + { + if (false === $this->cache) { + return; + } + + foreach (new RecursiveIteratorIterator(new RecursiveDirectoryIterator($this->cache), RecursiveIteratorIterator::LEAVES_ONLY) as $file) { + if ($file->isFile()) { + @unlink($file->getPathname()); + } + } + } + + /** + * Gets the Lexer instance. + * + * @return Twig_LexerInterface A Twig_LexerInterface instance + */ + public function getLexer() + { + if (null === $this->lexer) { + $this->lexer = new Twig_Lexer($this); + } + + return $this->lexer; + } + + /** + * Sets the Lexer instance. + * + * @param Twig_LexerInterface A Twig_LexerInterface instance + */ + public function setLexer(Twig_LexerInterface $lexer) + { + $this->lexer = $lexer; + } + + /** + * Tokenizes a source code. + * + * @param string $source The template source code + * @param string $name The template name + * + * @return Twig_TokenStream A Twig_TokenStream instance + */ + public function tokenize($source, $name = null) + { + return $this->getLexer()->tokenize($source, $name); + } + + /** + * Gets the Parser instance. + * + * @return Twig_ParserInterface A Twig_ParserInterface instance + */ + public function getParser() + { + if (null === $this->parser) { + $this->parser = new Twig_Parser($this); + } + + return $this->parser; + } + + /** + * Sets the Parser instance. + * + * @param Twig_ParserInterface A Twig_ParserInterface instance + */ + public function setParser(Twig_ParserInterface $parser) + { + $this->parser = $parser; + } + + /** + * Parses a token stream. + * + * @param Twig_TokenStream $tokens A Twig_TokenStream instance + * + * @return Twig_Node_Module A Node tree + */ + public function parse(Twig_TokenStream $tokens) + { + return $this->getParser()->parse($tokens); + } + + /** + * Gets the Compiler instance. + * + * @return Twig_CompilerInterface A Twig_CompilerInterface instance + */ + public function getCompiler() + { + if (null === $this->compiler) { + $this->compiler = new Twig_Compiler($this); + } + + return $this->compiler; + } + + /** + * Sets the Compiler instance. + * + * @param Twig_CompilerInterface $compiler A Twig_CompilerInterface instance + */ + public function setCompiler(Twig_CompilerInterface $compiler) + { + $this->compiler = $compiler; + } + + /** + * Compiles a Node. + * + * @param Twig_NodeInterface $node A Twig_NodeInterface instance + * + * @return string The compiled PHP source code + */ + public function compile(Twig_NodeInterface $node) + { + return $this->getCompiler()->compile($node)->getSource(); + } + + /** + * Compiles a template source code. + * + * @param string $source The template source code + * @param string $name The template name + * + * @return string The compiled PHP source code + */ + public function compileSource($source, $name = null) + { + try { + return $this->compile($this->parse($this->tokenize($source, $name))); + } catch (Twig_Error $e) { + $e->setTemplateFile($name); + throw $e; + } catch (Exception $e) { + throw new Twig_Error_Runtime(sprintf('An exception has been thrown during the compilation of a template ("%s").', $e->getMessage()), -1, $name, $e); + } + } + + /** + * Sets the Loader instance. + * + * @param Twig_LoaderInterface $loader A Twig_LoaderInterface instance + */ + public function setLoader(Twig_LoaderInterface $loader) + { + $this->loader = $loader; + } + + /** + * Gets the Loader instance. + * + * @return Twig_LoaderInterface A Twig_LoaderInterface instance + */ + public function getLoader() + { + if (null === $this->loader) { + throw new LogicException('You must set a loader first.'); + } + + return $this->loader; + } + + /** + * Sets the default template charset. + * + * @param string $charset The default charset + */ + public function setCharset($charset) + { + $this->charset = strtoupper($charset); + } + + /** + * Gets the default template charset. + * + * @return string The default charset + */ + public function getCharset() + { + return $this->charset; + } + + /** + * Initializes the runtime environment. + */ + public function initRuntime() + { + $this->runtimeInitialized = true; + + foreach ($this->getExtensions() as $extension) { + $extension->initRuntime($this); + } + } + + /** + * Returns true if the given extension is registered. + * + * @param string $name The extension name + * + * @return Boolean Whether the extension is registered or not + */ + public function hasExtension($name) + { + return isset($this->extensions[$name]); + } + + /** + * Gets an extension by name. + * + * @param string $name The extension name + * + * @return Twig_ExtensionInterface A Twig_ExtensionInterface instance + */ + public function getExtension($name) + { + if (!isset($this->extensions[$name])) { + throw new Twig_Error_Runtime(sprintf('The "%s" extension is not enabled.', $name)); + } + + return $this->extensions[$name]; + } + + /** + * Registers an extension. + * + * @param Twig_ExtensionInterface $extension A Twig_ExtensionInterface instance + */ + public function addExtension(Twig_ExtensionInterface $extension) + { + if ($this->extensionInitialized) { + throw new LogicException(sprintf('Unable to register extension "%s" as extensions have already been initialized.', $extension->getName())); + } + + $this->extensions[$extension->getName()] = $extension; + } + + /** + * Removes an extension by name. + * + * This method is deprecated and you should not use it. + * + * @param string $name The extension name + * + * @deprecated since 1.12 (to be removed in 2.0) + */ + public function removeExtension($name) + { + if ($this->extensionInitialized) { + throw new LogicException(sprintf('Unable to remove extension "%s" as extensions have already been initialized.', $name)); + } + + unset($this->extensions[$name]); + } + + /** + * Registers an array of extensions. + * + * @param array $extensions An array of extensions + */ + public function setExtensions(array $extensions) + { + foreach ($extensions as $extension) { + $this->addExtension($extension); + } + } + + /** + * Returns all registered extensions. + * + * @return array An array of extensions + */ + public function getExtensions() + { + return $this->extensions; + } + + /** + * Registers a Token Parser. + * + * @param Twig_TokenParserInterface $parser A Twig_TokenParserInterface instance + */ + public function addTokenParser(Twig_TokenParserInterface $parser) + { + if ($this->extensionInitialized) { + throw new LogicException('Unable to add a token parser as extensions have already been initialized.'); + } + + $this->staging->addTokenParser($parser); + } + + /** + * Gets the registered Token Parsers. + * + * @return Twig_TokenParserBrokerInterface A broker containing token parsers + */ + public function getTokenParsers() + { + if (!$this->extensionInitialized) { + $this->initExtensions(); + } + + return $this->parsers; + } + + /** + * Gets registered tags. + * + * Be warned that this method cannot return tags defined by Twig_TokenParserBrokerInterface classes. + * + * @return Twig_TokenParserInterface[] An array of Twig_TokenParserInterface instances + */ + public function getTags() + { + $tags = array(); + foreach ($this->getTokenParsers()->getParsers() as $parser) { + if ($parser instanceof Twig_TokenParserInterface) { + $tags[$parser->getTag()] = $parser; + } + } + + return $tags; + } + + /** + * Registers a Node Visitor. + * + * @param Twig_NodeVisitorInterface $visitor A Twig_NodeVisitorInterface instance + */ + public function addNodeVisitor(Twig_NodeVisitorInterface $visitor) + { + if ($this->extensionInitialized) { + throw new LogicException('Unable to add a node visitor as extensions have already been initialized.', $extension->getName()); + } + + $this->staging->addNodeVisitor($visitor); + } + + /** + * Gets the registered Node Visitors. + * + * @return Twig_NodeVisitorInterface[] An array of Twig_NodeVisitorInterface instances + */ + public function getNodeVisitors() + { + if (!$this->extensionInitialized) { + $this->initExtensions(); + } + + return $this->visitors; + } + + /** + * Registers a Filter. + * + * @param string|Twig_SimpleFilter $name The filter name or a Twig_SimpleFilter instance + * @param Twig_FilterInterface|Twig_SimpleFilter $filter A Twig_FilterInterface instance or a Twig_SimpleFilter instance + */ + public function addFilter($name, $filter = null) + { + if (!$name instanceof Twig_SimpleFilter && !($filter instanceof Twig_SimpleFilter || $filter instanceof Twig_FilterInterface)) { + throw new LogicException('A filter must be an instance of Twig_FilterInterface or Twig_SimpleFilter'); + } + + if ($name instanceof Twig_SimpleFilter) { + $filter = $name; + $name = $filter->getName(); + } + + if ($this->extensionInitialized) { + throw new LogicException(sprintf('Unable to add filter "%s" as extensions have already been initialized.', $name)); + } + + $this->staging->addFilter($name, $filter); + } + + /** + * Get a filter by name. + * + * Subclasses may override this method and load filters differently; + * so no list of filters is available. + * + * @param string $name The filter name + * + * @return Twig_Filter|false A Twig_Filter instance or false if the filter does not exist + */ + public function getFilter($name) + { + if (!$this->extensionInitialized) { + $this->initExtensions(); + } + + if (isset($this->filters[$name])) { + return $this->filters[$name]; + } + + foreach ($this->filters as $pattern => $filter) { + $pattern = str_replace('\\*', '(.*?)', preg_quote($pattern, '#'), $count); + + if ($count) { + if (preg_match('#^'.$pattern.'$#', $name, $matches)) { + array_shift($matches); + $filter->setArguments($matches); + + return $filter; + } + } + } + + foreach ($this->filterCallbacks as $callback) { + if (false !== $filter = call_user_func($callback, $name)) { + return $filter; + } + } + + return false; + } + + public function registerUndefinedFilterCallback($callable) + { + $this->filterCallbacks[] = $callable; + } + + /** + * Gets the registered Filters. + * + * Be warned that this method cannot return filters defined with registerUndefinedFunctionCallback. + * + * @return Twig_FilterInterface[] An array of Twig_FilterInterface instances + * + * @see registerUndefinedFilterCallback + */ + public function getFilters() + { + if (!$this->extensionInitialized) { + $this->initExtensions(); + } + + return $this->filters; + } + + /** + * Registers a Test. + * + * @param string|Twig_SimpleTest $name The test name or a Twig_SimpleTest instance + * @param Twig_TestInterface|Twig_SimpleTest $test A Twig_TestInterface instance or a Twig_SimpleTest instance + */ + public function addTest($name, $test = null) + { + if (!$name instanceof Twig_SimpleTest && !($test instanceof Twig_SimpleTest || $test instanceof Twig_TestInterface)) { + throw new LogicException('A test must be an instance of Twig_TestInterface or Twig_SimpleTest'); + } + + if ($name instanceof Twig_SimpleTest) { + $test = $name; + $name = $test->getName(); + } + + if ($this->extensionInitialized) { + throw new LogicException(sprintf('Unable to add test "%s" as extensions have already been initialized.', $name)); + } + + $this->staging->addTest($name, $test); + } + + /** + * Gets the registered Tests. + * + * @return Twig_TestInterface[] An array of Twig_TestInterface instances + */ + public function getTests() + { + if (!$this->extensionInitialized) { + $this->initExtensions(); + } + + return $this->tests; + } + + /** + * Gets a test by name. + * + * @param string $name The test name + * + * @return Twig_Test|false A Twig_Test instance or false if the test does not exist + */ + public function getTest($name) + { + if (!$this->extensionInitialized) { + $this->initExtensions(); + } + + if (isset($this->tests[$name])) { + return $this->tests[$name]; + } + + return false; + } + + /** + * Registers a Function. + * + * @param string|Twig_SimpleFunction $name The function name or a Twig_SimpleFunction instance + * @param Twig_FunctionInterface|Twig_SimpleFunction $function A Twig_FunctionInterface instance or a Twig_SimpleFunction instance + */ + public function addFunction($name, $function = null) + { + if (!$name instanceof Twig_SimpleFunction && !($function instanceof Twig_SimpleFunction || $function instanceof Twig_FunctionInterface)) { + throw new LogicException('A function must be an instance of Twig_FunctionInterface or Twig_SimpleFunction'); + } + + if ($name instanceof Twig_SimpleFunction) { + $function = $name; + $name = $function->getName(); + } + + if ($this->extensionInitialized) { + throw new LogicException(sprintf('Unable to add function "%s" as extensions have already been initialized.', $name)); + } + + $this->staging->addFunction($name, $function); + } + + /** + * Get a function by name. + * + * Subclasses may override this method and load functions differently; + * so no list of functions is available. + * + * @param string $name function name + * + * @return Twig_Function|false A Twig_Function instance or false if the function does not exist + */ + public function getFunction($name) + { + if (!$this->extensionInitialized) { + $this->initExtensions(); + } + + if (isset($this->functions[$name])) { + return $this->functions[$name]; + } + + foreach ($this->functions as $pattern => $function) { + $pattern = str_replace('\\*', '(.*?)', preg_quote($pattern, '#'), $count); + + if ($count) { + if (preg_match('#^'.$pattern.'$#', $name, $matches)) { + array_shift($matches); + $function->setArguments($matches); + + return $function; + } + } + } + + foreach ($this->functionCallbacks as $callback) { + if (false !== $function = call_user_func($callback, $name)) { + return $function; + } + } + + return false; + } + + public function registerUndefinedFunctionCallback($callable) + { + $this->functionCallbacks[] = $callable; + } + + /** + * Gets registered functions. + * + * Be warned that this method cannot return functions defined with registerUndefinedFunctionCallback. + * + * @return Twig_FunctionInterface[] An array of Twig_FunctionInterface instances + * + * @see registerUndefinedFunctionCallback + */ + public function getFunctions() + { + if (!$this->extensionInitialized) { + $this->initExtensions(); + } + + return $this->functions; + } + + /** + * Registers a Global. + * + * New globals can be added before compiling or rendering a template; + * but after, you can only update existing globals. + * + * @param string $name The global name + * @param mixed $value The global value + */ + public function addGlobal($name, $value) + { + if ($this->extensionInitialized || $this->runtimeInitialized) { + if (null === $this->globals) { + $this->globals = $this->initGlobals(); + } + + /* This condition must be uncommented in Twig 2.0 + if (!array_key_exists($name, $this->globals)) { + throw new LogicException(sprintf('Unable to add global "%s" as the runtime or the extensions have already been initialized.', $name)); + } + */ + } + + if ($this->extensionInitialized || $this->runtimeInitialized) { + // update the value + $this->globals[$name] = $value; + } else { + $this->staging->addGlobal($name, $value); + } + } + + /** + * Gets the registered Globals. + * + * @return array An array of globals + */ + public function getGlobals() + { + if (!$this->runtimeInitialized && !$this->extensionInitialized) { + return $this->initGlobals(); + } + + if (null === $this->globals) { + $this->globals = $this->initGlobals(); + } + + return $this->globals; + } + + /** + * Merges a context with the defined globals. + * + * @param array $context An array representing the context + * + * @return array The context merged with the globals + */ + public function mergeGlobals(array $context) + { + // we don't use array_merge as the context being generally + // bigger than globals, this code is faster. + foreach ($this->getGlobals() as $key => $value) { + if (!array_key_exists($key, $context)) { + $context[$key] = $value; + } + } + + return $context; + } + + /** + * Gets the registered unary Operators. + * + * @return array An array of unary operators + */ + public function getUnaryOperators() + { + if (!$this->extensionInitialized) { + $this->initExtensions(); + } + + return $this->unaryOperators; + } + + /** + * Gets the registered binary Operators. + * + * @return array An array of binary operators + */ + public function getBinaryOperators() + { + if (!$this->extensionInitialized) { + $this->initExtensions(); + } + + return $this->binaryOperators; + } + + public function computeAlternatives($name, $items) + { + $alternatives = array(); + foreach ($items as $item) { + $lev = levenshtein($name, $item); + if ($lev <= strlen($name) / 3 || false !== strpos($item, $name)) { + $alternatives[$item] = $lev; + } + } + asort($alternatives); + + return array_keys($alternatives); + } + + protected function initGlobals() + { + $globals = array(); + foreach ($this->extensions as $extension) { + $extGlob = $extension->getGlobals(); + if (!is_array($extGlob)) { + throw new UnexpectedValueException(sprintf('"%s::getGlobals()" must return an array of globals.', get_class($extension))); + } + + $globals[] = $extGlob; + } + + $globals[] = $this->staging->getGlobals(); + + return call_user_func_array('array_merge', $globals); + } + + protected function initExtensions() + { + if ($this->extensionInitialized) { + return; + } + + $this->extensionInitialized = true; + $this->parsers = new Twig_TokenParserBroker(); + $this->filters = array(); + $this->functions = array(); + $this->tests = array(); + $this->visitors = array(); + $this->unaryOperators = array(); + $this->binaryOperators = array(); + + foreach ($this->extensions as $extension) { + $this->initExtension($extension); + } + $this->initExtension($this->staging); + } + + protected function initExtension(Twig_ExtensionInterface $extension) + { + // filters + foreach ($extension->getFilters() as $name => $filter) { + if ($name instanceof Twig_SimpleFilter) { + $filter = $name; + $name = $filter->getName(); + } elseif ($filter instanceof Twig_SimpleFilter) { + $name = $filter->getName(); + } + + $this->filters[$name] = $filter; + } + + // functions + foreach ($extension->getFunctions() as $name => $function) { + if ($name instanceof Twig_SimpleFunction) { + $function = $name; + $name = $function->getName(); + } elseif ($function instanceof Twig_SimpleFunction) { + $name = $function->getName(); + } + + $this->functions[$name] = $function; + } + + // tests + foreach ($extension->getTests() as $name => $test) { + if ($name instanceof Twig_SimpleTest) { + $test = $name; + $name = $test->getName(); + } elseif ($test instanceof Twig_SimpleTest) { + $name = $test->getName(); + } + + $this->tests[$name] = $test; + } + + // token parsers + foreach ($extension->getTokenParsers() as $parser) { + if ($parser instanceof Twig_TokenParserInterface) { + $this->parsers->addTokenParser($parser); + } elseif ($parser instanceof Twig_TokenParserBrokerInterface) { + $this->parsers->addTokenParserBroker($parser); + } else { + throw new LogicException('getTokenParsers() must return an array of Twig_TokenParserInterface or Twig_TokenParserBrokerInterface instances'); + } + } + + // node visitors + foreach ($extension->getNodeVisitors() as $visitor) { + $this->visitors[] = $visitor; + } + + // operators + if ($operators = $extension->getOperators()) { + if (2 !== count($operators)) { + throw new InvalidArgumentException(sprintf('"%s::getOperators()" does not return a valid operators array.', get_class($extension))); + } + + $this->unaryOperators = array_merge($this->unaryOperators, $operators[0]); + $this->binaryOperators = array_merge($this->binaryOperators, $operators[1]); + } + } + + protected function writeCacheFile($file, $content) + { + $dir = dirname($file); + if (!is_dir($dir)) { + if (false === @mkdir($dir, 0777, true) && !is_dir($dir)) { + throw new RuntimeException(sprintf("Unable to create the cache directory (%s).", $dir)); + } + } elseif (!is_writable($dir)) { + throw new RuntimeException(sprintf("Unable to write in the cache directory (%s).", $dir)); + } + + $tmpFile = tempnam(dirname($file), basename($file)); + if (false !== @file_put_contents($tmpFile, $content)) { + // rename does not work on Win32 before 5.2.6 + if (@rename($tmpFile, $file) || (@copy($tmpFile, $file) && unlink($tmpFile))) { + @chmod($file, 0666 & ~umask()); + + return; + } + } + + throw new RuntimeException(sprintf('Failed to write cache file "%s".', $file)); + } +} diff --git a/inc/Twig/Error.php b/inc/Twig/Error.php new file mode 100644 index 0000000..72d91a9 --- /dev/null +++ b/inc/Twig/Error.php @@ -0,0 +1,239 @@ + + */ +class Twig_Error extends Exception +{ + protected $lineno; + protected $filename; + protected $rawMessage; + protected $previous; + + /** + * Constructor. + * + * Set both the line number and the filename to false to + * disable automatic guessing of the original template name + * and line number. + * + * Set the line number to -1 to enable its automatic guessing. + * Set the filename to null to enable its automatic guessing. + * + * By default, automatic guessing is enabled. + * + * @param string $message The error message + * @param integer $lineno The template line where the error occurred + * @param string $filename The template file name where the error occurred + * @param Exception $previous The previous exception + */ + public function __construct($message, $lineno = -1, $filename = null, Exception $previous = null) + { + if (version_compare(PHP_VERSION, '5.3.0', '<')) { + $this->previous = $previous; + parent::__construct(''); + } else { + parent::__construct('', 0, $previous); + } + + $this->lineno = $lineno; + $this->filename = $filename; + + if (-1 === $this->lineno || null === $this->filename) { + $this->guessTemplateInfo(); + } + + $this->rawMessage = $message; + + $this->updateRepr(); + } + + /** + * Gets the raw message. + * + * @return string The raw message + */ + public function getRawMessage() + { + return $this->rawMessage; + } + + /** + * Gets the filename where the error occurred. + * + * @return string The filename + */ + public function getTemplateFile() + { + return $this->filename; + } + + /** + * Sets the filename where the error occurred. + * + * @param string $filename The filename + */ + public function setTemplateFile($filename) + { + $this->filename = $filename; + + $this->updateRepr(); + } + + /** + * Gets the template line where the error occurred. + * + * @return integer The template line + */ + public function getTemplateLine() + { + return $this->lineno; + } + + /** + * Sets the template line where the error occurred. + * + * @param integer $lineno The template line + */ + public function setTemplateLine($lineno) + { + $this->lineno = $lineno; + + $this->updateRepr(); + } + + public function guess() + { + $this->guessTemplateInfo(); + $this->updateRepr(); + } + + /** + * For PHP < 5.3.0, provides access to the getPrevious() method. + * + * @param string $method The method name + * @param array $arguments The parameters to be passed to the method + * + * @return Exception The previous exception or null + * + * @throws BadMethodCallException + */ + public function __call($method, $arguments) + { + if ('getprevious' == strtolower($method)) { + return $this->previous; + } + + throw new BadMethodCallException(sprintf('Method "Twig_Error::%s()" does not exist.', $method)); + } + + protected function updateRepr() + { + $this->message = $this->rawMessage; + + $dot = false; + if ('.' === substr($this->message, -1)) { + $this->message = substr($this->message, 0, -1); + $dot = true; + } + + if ($this->filename) { + if (is_string($this->filename) || (is_object($this->filename) && method_exists($this->filename, '__toString'))) { + $filename = sprintf('"%s"', $this->filename); + } else { + $filename = json_encode($this->filename); + } + $this->message .= sprintf(' in %s', $filename); + } + + if ($this->lineno && $this->lineno >= 0) { + $this->message .= sprintf(' at line %d', $this->lineno); + } + + if ($dot) { + $this->message .= '.'; + } + } + + protected function guessTemplateInfo() + { + $template = null; + + if (version_compare(phpversion(), '5.3.6', '>=')) { + $backtrace = debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS | DEBUG_BACKTRACE_PROVIDE_OBJECT); + } else { + $backtrace = debug_backtrace(); + } + + foreach ($backtrace as $trace) { + if (isset($trace['object']) && $trace['object'] instanceof Twig_Template && 'Twig_Template' !== get_class($trace['object'])) { + if (null === $this->filename || $this->filename == $trace['object']->getTemplateName()) { + $template = $trace['object']; + } + } + } + + // update template filename + if (null !== $template && null === $this->filename) { + $this->filename = $template->getTemplateName(); + } + + if (null === $template || $this->lineno > -1) { + return; + } + + $r = new ReflectionObject($template); + $file = $r->getFileName(); + + $exceptions = array($e = $this); + while (($e instanceof self || method_exists($e, 'getPrevious')) && $e = $e->getPrevious()) { + $exceptions[] = $e; + } + + while ($e = array_pop($exceptions)) { + $traces = $e->getTrace(); + while ($trace = array_shift($traces)) { + if (!isset($trace['file']) || !isset($trace['line']) || $file != $trace['file']) { + continue; + } + + foreach ($template->getDebugInfo() as $codeLine => $templateLine) { + if ($codeLine <= $trace['line']) { + // update template line + $this->lineno = $templateLine; + + return; + } + } + } + } + } +} diff --git a/inc/Twig/Error/Loader.php b/inc/Twig/Error/Loader.php new file mode 100644 index 0000000..68efb57 --- /dev/null +++ b/inc/Twig/Error/Loader.php @@ -0,0 +1,31 @@ + + */ +class Twig_Error_Loader extends Twig_Error +{ + public function __construct($message, $lineno = -1, $filename = null, Exception $previous = null) + { + parent::__construct($message, false, false, $previous); + } +} diff --git a/inc/Twig/Error/Runtime.php b/inc/Twig/Error/Runtime.php new file mode 100644 index 0000000..8b6cedd --- /dev/null +++ b/inc/Twig/Error/Runtime.php @@ -0,0 +1,20 @@ + + */ +class Twig_Error_Runtime extends Twig_Error +{ +} diff --git a/inc/Twig/Error/Syntax.php b/inc/Twig/Error/Syntax.php new file mode 100644 index 0000000..0f5c579 --- /dev/null +++ b/inc/Twig/Error/Syntax.php @@ -0,0 +1,20 @@ + + */ +class Twig_Error_Syntax extends Twig_Error +{ +} diff --git a/inc/Twig/ExistsLoaderInterface.php b/inc/Twig/ExistsLoaderInterface.php new file mode 100644 index 0000000..ce43476 --- /dev/null +++ b/inc/Twig/ExistsLoaderInterface.php @@ -0,0 +1,28 @@ + + * @deprecated since 1.12 (to be removed in 2.0) + */ +interface Twig_ExistsLoaderInterface +{ + /** + * Check if we have the source code of a template, given its name. + * + * @param string $name The name of the template to check if we can load + * + * @return boolean If the template source code is handled by this loader or not + */ + public function exists($name); +} diff --git a/inc/Twig/ExpressionParser.php b/inc/Twig/ExpressionParser.php new file mode 100644 index 0000000..9cf1934 --- /dev/null +++ b/inc/Twig/ExpressionParser.php @@ -0,0 +1,600 @@ + + */ +class Twig_ExpressionParser +{ + const OPERATOR_LEFT = 1; + const OPERATOR_RIGHT = 2; + + protected $parser; + protected $unaryOperators; + protected $binaryOperators; + + public function __construct(Twig_Parser $parser, array $unaryOperators, array $binaryOperators) + { + $this->parser = $parser; + $this->unaryOperators = $unaryOperators; + $this->binaryOperators = $binaryOperators; + } + + public function parseExpression($precedence = 0) + { + $expr = $this->getPrimary(); + $token = $this->parser->getCurrentToken(); + while ($this->isBinary($token) && $this->binaryOperators[$token->getValue()]['precedence'] >= $precedence) { + $op = $this->binaryOperators[$token->getValue()]; + $this->parser->getStream()->next(); + + if (isset($op['callable'])) { + $expr = call_user_func($op['callable'], $this->parser, $expr); + } else { + $expr1 = $this->parseExpression(self::OPERATOR_LEFT === $op['associativity'] ? $op['precedence'] + 1 : $op['precedence']); + $class = $op['class']; + $expr = new $class($expr, $expr1, $token->getLine()); + } + + $token = $this->parser->getCurrentToken(); + } + + if (0 === $precedence) { + return $this->parseConditionalExpression($expr); + } + + return $expr; + } + + protected function getPrimary() + { + $token = $this->parser->getCurrentToken(); + + if ($this->isUnary($token)) { + $operator = $this->unaryOperators[$token->getValue()]; + $this->parser->getStream()->next(); + $expr = $this->parseExpression($operator['precedence']); + $class = $operator['class']; + + return $this->parsePostfixExpression(new $class($expr, $token->getLine())); + } elseif ($token->test(Twig_Token::PUNCTUATION_TYPE, '(')) { + $this->parser->getStream()->next(); + $expr = $this->parseExpression(); + $this->parser->getStream()->expect(Twig_Token::PUNCTUATION_TYPE, ')', 'An opened parenthesis is not properly closed'); + + return $this->parsePostfixExpression($expr); + } + + return $this->parsePrimaryExpression(); + } + + protected function parseConditionalExpression($expr) + { + while ($this->parser->getStream()->test(Twig_Token::PUNCTUATION_TYPE, '?')) { + $this->parser->getStream()->next(); + if (!$this->parser->getStream()->test(Twig_Token::PUNCTUATION_TYPE, ':')) { + $expr2 = $this->parseExpression(); + if ($this->parser->getStream()->test(Twig_Token::PUNCTUATION_TYPE, ':')) { + $this->parser->getStream()->next(); + $expr3 = $this->parseExpression(); + } else { + $expr3 = new Twig_Node_Expression_Constant('', $this->parser->getCurrentToken()->getLine()); + } + } else { + $this->parser->getStream()->next(); + $expr2 = $expr; + $expr3 = $this->parseExpression(); + } + + $expr = new Twig_Node_Expression_Conditional($expr, $expr2, $expr3, $this->parser->getCurrentToken()->getLine()); + } + + return $expr; + } + + protected function isUnary(Twig_Token $token) + { + return $token->test(Twig_Token::OPERATOR_TYPE) && isset($this->unaryOperators[$token->getValue()]); + } + + protected function isBinary(Twig_Token $token) + { + return $token->test(Twig_Token::OPERATOR_TYPE) && isset($this->binaryOperators[$token->getValue()]); + } + + public function parsePrimaryExpression() + { + $token = $this->parser->getCurrentToken(); + switch ($token->getType()) { + case Twig_Token::NAME_TYPE: + $this->parser->getStream()->next(); + switch ($token->getValue()) { + case 'true': + case 'TRUE': + $node = new Twig_Node_Expression_Constant(true, $token->getLine()); + break; + + case 'false': + case 'FALSE': + $node = new Twig_Node_Expression_Constant(false, $token->getLine()); + break; + + case 'none': + case 'NONE': + case 'null': + case 'NULL': + $node = new Twig_Node_Expression_Constant(null, $token->getLine()); + break; + + default: + if ('(' === $this->parser->getCurrentToken()->getValue()) { + $node = $this->getFunctionNode($token->getValue(), $token->getLine()); + } else { + $node = new Twig_Node_Expression_Name($token->getValue(), $token->getLine()); + } + } + break; + + case Twig_Token::NUMBER_TYPE: + $this->parser->getStream()->next(); + $node = new Twig_Node_Expression_Constant($token->getValue(), $token->getLine()); + break; + + case Twig_Token::STRING_TYPE: + case Twig_Token::INTERPOLATION_START_TYPE: + $node = $this->parseStringExpression(); + break; + + default: + if ($token->test(Twig_Token::PUNCTUATION_TYPE, '[')) { + $node = $this->parseArrayExpression(); + } elseif ($token->test(Twig_Token::PUNCTUATION_TYPE, '{')) { + $node = $this->parseHashExpression(); + } else { + throw new Twig_Error_Syntax(sprintf('Unexpected token "%s" of value "%s"', Twig_Token::typeToEnglish($token->getType(), $token->getLine()), $token->getValue()), $token->getLine(), $this->parser->getFilename()); + } + } + + return $this->parsePostfixExpression($node); + } + + public function parseStringExpression() + { + $stream = $this->parser->getStream(); + + $nodes = array(); + // a string cannot be followed by another string in a single expression + $nextCanBeString = true; + while (true) { + if ($stream->test(Twig_Token::STRING_TYPE) && $nextCanBeString) { + $token = $stream->next(); + $nodes[] = new Twig_Node_Expression_Constant($token->getValue(), $token->getLine()); + $nextCanBeString = false; + } elseif ($stream->test(Twig_Token::INTERPOLATION_START_TYPE)) { + $stream->next(); + $nodes[] = $this->parseExpression(); + $stream->expect(Twig_Token::INTERPOLATION_END_TYPE); + $nextCanBeString = true; + } else { + break; + } + } + + $expr = array_shift($nodes); + foreach ($nodes as $node) { + $expr = new Twig_Node_Expression_Binary_Concat($expr, $node, $node->getLine()); + } + + return $expr; + } + + public function parseArrayExpression() + { + $stream = $this->parser->getStream(); + $stream->expect(Twig_Token::PUNCTUATION_TYPE, '[', 'An array element was expected'); + + $node = new Twig_Node_Expression_Array(array(), $stream->getCurrent()->getLine()); + $first = true; + while (!$stream->test(Twig_Token::PUNCTUATION_TYPE, ']')) { + if (!$first) { + $stream->expect(Twig_Token::PUNCTUATION_TYPE, ',', 'An array element must be followed by a comma'); + + // trailing ,? + if ($stream->test(Twig_Token::PUNCTUATION_TYPE, ']')) { + break; + } + } + $first = false; + + $node->addElement($this->parseExpression()); + } + $stream->expect(Twig_Token::PUNCTUATION_TYPE, ']', 'An opened array is not properly closed'); + + return $node; + } + + public function parseHashExpression() + { + $stream = $this->parser->getStream(); + $stream->expect(Twig_Token::PUNCTUATION_TYPE, '{', 'A hash element was expected'); + + $node = new Twig_Node_Expression_Array(array(), $stream->getCurrent()->getLine()); + $first = true; + while (!$stream->test(Twig_Token::PUNCTUATION_TYPE, '}')) { + if (!$first) { + $stream->expect(Twig_Token::PUNCTUATION_TYPE, ',', 'A hash value must be followed by a comma'); + + // trailing ,? + if ($stream->test(Twig_Token::PUNCTUATION_TYPE, '}')) { + break; + } + } + $first = false; + + // a hash key can be: + // + // * a number -- 12 + // * a string -- 'a' + // * a name, which is equivalent to a string -- a + // * an expression, which must be enclosed in parentheses -- (1 + 2) + if ($stream->test(Twig_Token::STRING_TYPE) || $stream->test(Twig_Token::NAME_TYPE) || $stream->test(Twig_Token::NUMBER_TYPE)) { + $token = $stream->next(); + $key = new Twig_Node_Expression_Constant($token->getValue(), $token->getLine()); + } elseif ($stream->test(Twig_Token::PUNCTUATION_TYPE, '(')) { + $key = $this->parseExpression(); + } else { + $current = $stream->getCurrent(); + + throw new Twig_Error_Syntax(sprintf('A hash key must be a quoted string, a number, a name, or an expression enclosed in parentheses (unexpected token "%s" of value "%s"', Twig_Token::typeToEnglish($current->getType(), $current->getLine()), $current->getValue()), $current->getLine(), $this->parser->getFilename()); + } + + $stream->expect(Twig_Token::PUNCTUATION_TYPE, ':', 'A hash key must be followed by a colon (:)'); + $value = $this->parseExpression(); + + $node->addElement($value, $key); + } + $stream->expect(Twig_Token::PUNCTUATION_TYPE, '}', 'An opened hash is not properly closed'); + + return $node; + } + + public function parsePostfixExpression($node) + { + while (true) { + $token = $this->parser->getCurrentToken(); + if ($token->getType() == Twig_Token::PUNCTUATION_TYPE) { + if ('.' == $token->getValue() || '[' == $token->getValue()) { + $node = $this->parseSubscriptExpression($node); + } elseif ('|' == $token->getValue()) { + $node = $this->parseFilterExpression($node); + } else { + break; + } + } else { + break; + } + } + + return $node; + } + + public function getFunctionNode($name, $line) + { + switch ($name) { + case 'parent': + $args = $this->parseArguments(); + if (!count($this->parser->getBlockStack())) { + throw new Twig_Error_Syntax('Calling "parent" outside a block is forbidden', $line, $this->parser->getFilename()); + } + + if (!$this->parser->getParent() && !$this->parser->hasTraits()) { + throw new Twig_Error_Syntax('Calling "parent" on a template that does not extend nor "use" another template is forbidden', $line, $this->parser->getFilename()); + } + + return new Twig_Node_Expression_Parent($this->parser->peekBlockStack(), $line); + case 'block': + return new Twig_Node_Expression_BlockReference($this->parseArguments()->getNode(0), false, $line); + case 'attribute': + $args = $this->parseArguments(); + if (count($args) < 2) { + throw new Twig_Error_Syntax('The "attribute" function takes at least two arguments (the variable and the attributes)', $line, $this->parser->getFilename()); + } + + return new Twig_Node_Expression_GetAttr($args->getNode(0), $args->getNode(1), count($args) > 2 ? $args->getNode(2) : new Twig_Node_Expression_Array(array(), $line), Twig_TemplateInterface::ANY_CALL, $line); + default: + if (null !== $alias = $this->parser->getImportedSymbol('function', $name)) { + $arguments = new Twig_Node_Expression_Array(array(), $line); + foreach ($this->parseArguments() as $n) { + $arguments->addElement($n); + } + + $node = new Twig_Node_Expression_MethodCall($alias['node'], $alias['name'], $arguments, $line); + $node->setAttribute('safe', true); + + return $node; + } + + $args = $this->parseArguments(true); + $class = $this->getFunctionNodeClass($name, $line); + + return new $class($name, $args, $line); + } + } + + public function parseSubscriptExpression($node) + { + $stream = $this->parser->getStream(); + $token = $stream->next(); + $lineno = $token->getLine(); + $arguments = new Twig_Node_Expression_Array(array(), $lineno); + $type = Twig_TemplateInterface::ANY_CALL; + if ($token->getValue() == '.') { + $token = $stream->next(); + if ( + $token->getType() == Twig_Token::NAME_TYPE + || + $token->getType() == Twig_Token::NUMBER_TYPE + || + ($token->getType() == Twig_Token::OPERATOR_TYPE && preg_match(Twig_Lexer::REGEX_NAME, $token->getValue())) + ) { + $arg = new Twig_Node_Expression_Constant($token->getValue(), $lineno); + + if ($stream->test(Twig_Token::PUNCTUATION_TYPE, '(')) { + $type = Twig_TemplateInterface::METHOD_CALL; + foreach ($this->parseArguments() as $n) { + $arguments->addElement($n); + } + } + } else { + throw new Twig_Error_Syntax('Expected name or number', $lineno, $this->parser->getFilename()); + } + + if ($node instanceof Twig_Node_Expression_Name && null !== $this->parser->getImportedSymbol('template', $node->getAttribute('name'))) { + if (!$arg instanceof Twig_Node_Expression_Constant) { + throw new Twig_Error_Syntax(sprintf('Dynamic macro names are not supported (called on "%s")', $node->getAttribute('name')), $token->getLine(), $this->parser->getFilename()); + } + + $node = new Twig_Node_Expression_MethodCall($node, 'get'.$arg->getAttribute('value'), $arguments, $lineno); + $node->setAttribute('safe', true); + + return $node; + } + } else { + $type = Twig_TemplateInterface::ARRAY_CALL; + + // slice? + $slice = false; + if ($stream->test(Twig_Token::PUNCTUATION_TYPE, ':')) { + $slice = true; + $arg = new Twig_Node_Expression_Constant(0, $token->getLine()); + } else { + $arg = $this->parseExpression(); + } + + if ($stream->test(Twig_Token::PUNCTUATION_TYPE, ':')) { + $slice = true; + $stream->next(); + } + + if ($slice) { + if ($stream->test(Twig_Token::PUNCTUATION_TYPE, ']')) { + $length = new Twig_Node_Expression_Constant(null, $token->getLine()); + } else { + $length = $this->parseExpression(); + } + + $class = $this->getFilterNodeClass('slice', $token->getLine()); + $arguments = new Twig_Node(array($arg, $length)); + $filter = new $class($node, new Twig_Node_Expression_Constant('slice', $token->getLine()), $arguments, $token->getLine()); + + $stream->expect(Twig_Token::PUNCTUATION_TYPE, ']'); + + return $filter; + } + + $stream->expect(Twig_Token::PUNCTUATION_TYPE, ']'); + } + + return new Twig_Node_Expression_GetAttr($node, $arg, $arguments, $type, $lineno); + } + + public function parseFilterExpression($node) + { + $this->parser->getStream()->next(); + + return $this->parseFilterExpressionRaw($node); + } + + public function parseFilterExpressionRaw($node, $tag = null) + { + while (true) { + $token = $this->parser->getStream()->expect(Twig_Token::NAME_TYPE); + + $name = new Twig_Node_Expression_Constant($token->getValue(), $token->getLine()); + if (!$this->parser->getStream()->test(Twig_Token::PUNCTUATION_TYPE, '(')) { + $arguments = new Twig_Node(); + } else { + $arguments = $this->parseArguments(true); + } + + $class = $this->getFilterNodeClass($name->getAttribute('value'), $token->getLine()); + + $node = new $class($node, $name, $arguments, $token->getLine(), $tag); + + if (!$this->parser->getStream()->test(Twig_Token::PUNCTUATION_TYPE, '|')) { + break; + } + + $this->parser->getStream()->next(); + } + + return $node; + } + + /** + * Parses arguments. + * + * @param Boolean $namedArguments Whether to allow named arguments or not + * @param Boolean $definition Whether we are parsing arguments for a function definition + */ + public function parseArguments($namedArguments = false, $definition = false) + { + $args = array(); + $stream = $this->parser->getStream(); + + $stream->expect(Twig_Token::PUNCTUATION_TYPE, '(', 'A list of arguments must begin with an opening parenthesis'); + while (!$stream->test(Twig_Token::PUNCTUATION_TYPE, ')')) { + if (!empty($args)) { + $stream->expect(Twig_Token::PUNCTUATION_TYPE, ',', 'Arguments must be separated by a comma'); + } + + if ($definition) { + $token = $stream->expect(Twig_Token::NAME_TYPE, null, 'An argument must be a name'); + $value = new Twig_Node_Expression_Name($token->getValue(), $this->parser->getCurrentToken()->getLine()); + } else { + $value = $this->parseExpression(); + } + + $name = null; + if ($namedArguments && $stream->test(Twig_Token::OPERATOR_TYPE, '=')) { + $token = $stream->next(); + if (!$value instanceof Twig_Node_Expression_Name) { + throw new Twig_Error_Syntax(sprintf('A parameter name must be a string, "%s" given', get_class($value)), $token->getLine(), $this->parser->getFilename()); + } + $name = $value->getAttribute('name'); + + if ($definition) { + $value = $this->parsePrimaryExpression(); + + if (!$this->checkConstantExpression($value)) { + throw new Twig_Error_Syntax(sprintf('A default value for an argument must be a constant (a boolean, a string, a number, or an array).'), $token->getLine(), $this->parser->getFilename()); + } + } else { + $value = $this->parseExpression(); + } + } + + if ($definition) { + if (null === $name) { + $name = $value->getAttribute('name'); + $value = new Twig_Node_Expression_Constant(null, $this->parser->getCurrentToken()->getLine()); + } + $args[$name] = $value; + } else { + if (null === $name) { + $args[] = $value; + } else { + $args[$name] = $value; + } + } + } + $stream->expect(Twig_Token::PUNCTUATION_TYPE, ')', 'A list of arguments must be closed by a parenthesis'); + + return new Twig_Node($args); + } + + public function parseAssignmentExpression() + { + $targets = array(); + while (true) { + $token = $this->parser->getStream()->expect(Twig_Token::NAME_TYPE, null, 'Only variables can be assigned to'); + if (in_array($token->getValue(), array('true', 'false', 'none'))) { + throw new Twig_Error_Syntax(sprintf('You cannot assign a value to "%s"', $token->getValue()), $token->getLine(), $this->parser->getFilename()); + } + $targets[] = new Twig_Node_Expression_AssignName($token->getValue(), $token->getLine()); + + if (!$this->parser->getStream()->test(Twig_Token::PUNCTUATION_TYPE, ',')) { + break; + } + $this->parser->getStream()->next(); + } + + return new Twig_Node($targets); + } + + public function parseMultitargetExpression() + { + $targets = array(); + while (true) { + $targets[] = $this->parseExpression(); + if (!$this->parser->getStream()->test(Twig_Token::PUNCTUATION_TYPE, ',')) { + break; + } + $this->parser->getStream()->next(); + } + + return new Twig_Node($targets); + } + + protected function getFunctionNodeClass($name, $line) + { + $env = $this->parser->getEnvironment(); + + if (false === $function = $env->getFunction($name)) { + $message = sprintf('The function "%s" does not exist', $name); + if ($alternatives = $env->computeAlternatives($name, array_keys($env->getFunctions()))) { + $message = sprintf('%s. Did you mean "%s"', $message, implode('", "', $alternatives)); + } + + throw new Twig_Error_Syntax($message, $line, $this->parser->getFilename()); + } + + if ($function instanceof Twig_SimpleFunction) { + return $function->getNodeClass(); + } + + return $function instanceof Twig_Function_Node ? $function->getClass() : 'Twig_Node_Expression_Function'; + } + + protected function getFilterNodeClass($name, $line) + { + $env = $this->parser->getEnvironment(); + + if (false === $filter = $env->getFilter($name)) { + $message = sprintf('The filter "%s" does not exist', $name); + if ($alternatives = $env->computeAlternatives($name, array_keys($env->getFilters()))) { + $message = sprintf('%s. Did you mean "%s"', $message, implode('", "', $alternatives)); + } + + throw new Twig_Error_Syntax($message, $line, $this->parser->getFilename()); + } + + if ($filter instanceof Twig_SimpleFilter) { + return $filter->getNodeClass(); + } + + return $filter instanceof Twig_Filter_Node ? $filter->getClass() : 'Twig_Node_Expression_Filter'; + } + + // checks that the node only contains "constant" elements + protected function checkConstantExpression(Twig_NodeInterface $node) + { + if (!($node instanceof Twig_Node_Expression_Constant || $node instanceof Twig_Node_Expression_Array)) { + return false; + } + + foreach ($node as $n) { + if (!$this->checkConstantExpression($n)) { + return false; + } + } + + return true; + } +} diff --git a/inc/Twig/Extension.php b/inc/Twig/Extension.php new file mode 100644 index 0000000..931fc03 --- /dev/null +++ b/inc/Twig/Extension.php @@ -0,0 +1,93 @@ +dateFormats[0] = $format; + } + + if (null !== $dateIntervalFormat) { + $this->dateFormats[1] = $dateIntervalFormat; + } + } + + /** + * Gets the default format to be used by the date filter. + * + * @return array The default date format string and the default date interval format string + */ + public function getDateFormat() + { + return $this->dateFormats; + } + + /** + * Sets the default timezone to be used by the date filter. + * + * @param DateTimeZone|string $timezone The default timezone string or a DateTimeZone object + */ + public function setTimezone($timezone) + { + $this->timezone = $timezone instanceof DateTimeZone ? $timezone : new DateTimeZone($timezone); + } + + /** + * Gets the default timezone to be used by the date filter. + * + * @return DateTimeZone The default timezone currently in use + */ + public function getTimezone() + { + if (null === $this->timezone) { + $this->timezone = new DateTimeZone(date_default_timezone_get()); + } + + return $this->timezone; + } + + /** + * Sets the default format to be used by the number_format filter. + * + * @param integer $decimal The number of decimal places to use. + * @param string $decimalPoint The character(s) to use for the decimal point. + * @param string $thousandSep The character(s) to use for the thousands separator. + */ + public function setNumberFormat($decimal, $decimalPoint, $thousandSep) + { + $this->numberFormat = array($decimal, $decimalPoint, $thousandSep); + } + + /** + * Get the default format used by the number_format filter. + * + * @return array The arguments for number_format() + */ + public function getNumberFormat() + { + return $this->numberFormat; + } + + /** + * Returns the token parser instance to add to the existing list. + * + * @return array An array of Twig_TokenParser instances + */ + public function getTokenParsers() + { + return array( + new Twig_TokenParser_For(), + new Twig_TokenParser_If(), + new Twig_TokenParser_Extends(), + new Twig_TokenParser_Include(), + new Twig_TokenParser_Block(), + new Twig_TokenParser_Use(), + new Twig_TokenParser_Filter(), + new Twig_TokenParser_Macro(), + new Twig_TokenParser_Import(), + new Twig_TokenParser_From(), + new Twig_TokenParser_Set(), + new Twig_TokenParser_Spaceless(), + new Twig_TokenParser_Flush(), + new Twig_TokenParser_Do(), + new Twig_TokenParser_Embed(), + ); + } + + /** + * Returns a list of filters to add to the existing list. + * + * @return array An array of filters + */ + public function getFilters() + { + $filters = array( + // formatting filters + new Twig_SimpleFilter('date', 'twig_date_format_filter', array('needs_environment' => true)), + new Twig_SimpleFilter('date_modify', 'twig_date_modify_filter', array('needs_environment' => true)), + new Twig_SimpleFilter('format', 'sprintf'), + new Twig_SimpleFilter('replace', 'strtr'), + new Twig_SimpleFilter('number_format', 'twig_number_format_filter', array('needs_environment' => true)), + new Twig_SimpleFilter('abs', 'abs'), + + // encoding + new Twig_SimpleFilter('url_encode', 'twig_urlencode_filter'), + new Twig_SimpleFilter('json_encode', 'twig_jsonencode_filter'), + new Twig_SimpleFilter('convert_encoding', 'twig_convert_encoding'), + + // string filters + new Twig_SimpleFilter('title', 'twig_title_string_filter', array('needs_environment' => true)), + new Twig_SimpleFilter('capitalize', 'twig_capitalize_string_filter', array('needs_environment' => true)), + new Twig_SimpleFilter('upper', 'strtoupper'), + new Twig_SimpleFilter('lower', 'strtolower'), + new Twig_SimpleFilter('striptags', 'strip_tags'), + new Twig_SimpleFilter('trim', 'trim'), + new Twig_SimpleFilter('nl2br', 'nl2br', array('pre_escape' => 'html', 'is_safe' => array('html'))), + + // array helpers + new Twig_SimpleFilter('join', 'twig_join_filter'), + new Twig_SimpleFilter('split', 'twig_split_filter'), + new Twig_SimpleFilter('sort', 'twig_sort_filter'), + new Twig_SimpleFilter('merge', 'twig_array_merge'), + new Twig_SimpleFilter('batch', 'twig_array_batch'), + + // string/array filters + new Twig_SimpleFilter('reverse', 'twig_reverse_filter', array('needs_environment' => true)), + new Twig_SimpleFilter('length', 'twig_length_filter', array('needs_environment' => true)), + new Twig_SimpleFilter('slice', 'twig_slice', array('needs_environment' => true)), + new Twig_SimpleFilter('first', 'twig_first', array('needs_environment' => true)), + new Twig_SimpleFilter('last', 'twig_last', array('needs_environment' => true)), + + // iteration and runtime + new Twig_SimpleFilter('default', '_twig_default_filter', array('node_class' => 'Twig_Node_Expression_Filter_Default')), + new Twig_SimpleFilter('keys', 'twig_get_array_keys_filter'), + + // escaping + new Twig_SimpleFilter('escape', 'twig_escape_filter', array('needs_environment' => true, 'is_safe_callback' => 'twig_escape_filter_is_safe')), + new Twig_SimpleFilter('e', 'twig_escape_filter', array('needs_environment' => true, 'is_safe_callback' => 'twig_escape_filter_is_safe')), + ); + + if (function_exists('mb_get_info')) { + $filters[] = new Twig_SimpleFilter('upper', 'twig_upper_filter', array('needs_environment' => true)); + $filters[] = new Twig_SimpleFilter('lower', 'twig_lower_filter', array('needs_environment' => true)); + } + + return $filters; + } + + /** + * Returns a list of global functions to add to the existing list. + * + * @return array An array of global functions + */ + public function getFunctions() + { + return array( + new Twig_SimpleFunction('range', 'range'), + new Twig_SimpleFunction('constant', 'twig_constant'), + new Twig_SimpleFunction('cycle', 'twig_cycle'), + new Twig_SimpleFunction('random', 'twig_random', array('needs_environment' => true)), + new Twig_SimpleFunction('date', 'twig_date_converter', array('needs_environment' => true)), + new Twig_SimpleFunction('include', 'twig_include', array('needs_environment' => true, 'needs_context' => true, 'is_safe' => array('all'))), + ); + } + + /** + * Returns a list of tests to add to the existing list. + * + * @return array An array of tests + */ + public function getTests() + { + return array( + new Twig_SimpleTest('even', null, array('node_class' => 'Twig_Node_Expression_Test_Even')), + new Twig_SimpleTest('odd', null, array('node_class' => 'Twig_Node_Expression_Test_Odd')), + new Twig_SimpleTest('defined', null, array('node_class' => 'Twig_Node_Expression_Test_Defined')), + new Twig_SimpleTest('sameas', null, array('node_class' => 'Twig_Node_Expression_Test_Sameas')), + new Twig_SimpleTest('none', null, array('node_class' => 'Twig_Node_Expression_Test_Null')), + new Twig_SimpleTest('null', null, array('node_class' => 'Twig_Node_Expression_Test_Null')), + new Twig_SimpleTest('divisibleby', null, array('node_class' => 'Twig_Node_Expression_Test_Divisibleby')), + new Twig_SimpleTest('constant', null, array('node_class' => 'Twig_Node_Expression_Test_Constant')), + new Twig_SimpleTest('empty', 'twig_test_empty'), + new Twig_SimpleTest('iterable', 'twig_test_iterable'), + ); + } + + /** + * Returns a list of operators to add to the existing list. + * + * @return array An array of operators + */ + public function getOperators() + { + return array( + array( + 'not' => array('precedence' => 50, 'class' => 'Twig_Node_Expression_Unary_Not'), + '-' => array('precedence' => 500, 'class' => 'Twig_Node_Expression_Unary_Neg'), + '+' => array('precedence' => 500, 'class' => 'Twig_Node_Expression_Unary_Pos'), + ), + array( + 'or' => array('precedence' => 10, 'class' => 'Twig_Node_Expression_Binary_Or', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT), + 'and' => array('precedence' => 15, 'class' => 'Twig_Node_Expression_Binary_And', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT), + 'b-or' => array('precedence' => 16, 'class' => 'Twig_Node_Expression_Binary_BitwiseOr', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT), + 'b-xor' => array('precedence' => 17, 'class' => 'Twig_Node_Expression_Binary_BitwiseXor', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT), + 'b-and' => array('precedence' => 18, 'class' => 'Twig_Node_Expression_Binary_BitwiseAnd', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT), + '==' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_Equal', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT), + '!=' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_NotEqual', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT), + '<' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_Less', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT), + '>' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_Greater', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT), + '>=' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_GreaterEqual', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT), + '<=' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_LessEqual', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT), + 'not in' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_NotIn', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT), + 'in' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_In', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT), + '..' => array('precedence' => 25, 'class' => 'Twig_Node_Expression_Binary_Range', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT), + '+' => array('precedence' => 30, 'class' => 'Twig_Node_Expression_Binary_Add', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT), + '-' => array('precedence' => 30, 'class' => 'Twig_Node_Expression_Binary_Sub', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT), + '~' => array('precedence' => 40, 'class' => 'Twig_Node_Expression_Binary_Concat', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT), + '*' => array('precedence' => 60, 'class' => 'Twig_Node_Expression_Binary_Mul', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT), + '/' => array('precedence' => 60, 'class' => 'Twig_Node_Expression_Binary_Div', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT), + '//' => array('precedence' => 60, 'class' => 'Twig_Node_Expression_Binary_FloorDiv', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT), + '%' => array('precedence' => 60, 'class' => 'Twig_Node_Expression_Binary_Mod', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT), + 'is' => array('precedence' => 100, 'callable' => array($this, 'parseTestExpression'), 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT), + 'is not' => array('precedence' => 100, 'callable' => array($this, 'parseNotTestExpression'), 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT), + '**' => array('precedence' => 200, 'class' => 'Twig_Node_Expression_Binary_Power', 'associativity' => Twig_ExpressionParser::OPERATOR_RIGHT), + ), + ); + } + + public function parseNotTestExpression(Twig_Parser $parser, $node) + { + return new Twig_Node_Expression_Unary_Not($this->parseTestExpression($parser, $node), $parser->getCurrentToken()->getLine()); + } + + public function parseTestExpression(Twig_Parser $parser, $node) + { + $stream = $parser->getStream(); + $name = $stream->expect(Twig_Token::NAME_TYPE)->getValue(); + $arguments = null; + if ($stream->test(Twig_Token::PUNCTUATION_TYPE, '(')) { + $arguments = $parser->getExpressionParser()->parseArguments(true); + } + + $class = $this->getTestNodeClass($parser, $name, $node->getLine()); + + return new $class($node, $name, $arguments, $parser->getCurrentToken()->getLine()); + } + + protected function getTestNodeClass(Twig_Parser $parser, $name, $line) + { + $env = $parser->getEnvironment(); + $testMap = $env->getTests(); + if (!isset($testMap[$name])) { + $message = sprintf('The test "%s" does not exist', $name); + if ($alternatives = $env->computeAlternatives($name, array_keys($env->getTests()))) { + $message = sprintf('%s. Did you mean "%s"', $message, implode('", "', $alternatives)); + } + + throw new Twig_Error_Syntax($message, $line, $parser->getFilename()); + } + + if ($testMap[$name] instanceof Twig_SimpleTest) { + return $testMap[$name]->getNodeClass(); + } + + return $testMap[$name] instanceof Twig_Test_Node ? $testMap[$name]->getClass() : 'Twig_Node_Expression_Test'; + } + + /** + * Returns the name of the extension. + * + * @return string The extension name + */ + public function getName() + { + return 'core'; + } +} + +/** + * Cycles over a value. + * + * @param ArrayAccess|array $values An array or an ArrayAccess instance + * @param integer $position The cycle position + * + * @return string The next value in the cycle + */ +function twig_cycle($values, $position) +{ + if (!is_array($values) && !$values instanceof ArrayAccess) { + return $values; + } + + return $values[$position % count($values)]; +} + +/** + * Returns a random value depending on the supplied parameter type: + * - a random item from a Traversable or array + * - a random character from a string + * - a random integer between 0 and the integer parameter + * + * @param Twig_Environment $env A Twig_Environment instance + * @param Traversable|array|integer|string $values The values to pick a random item from + * + * @throws Twig_Error_Runtime When $values is an empty array (does not apply to an empty string which is returned as is). + * + * @return mixed A random value from the given sequence + */ +function twig_random(Twig_Environment $env, $values = null) +{ + if (null === $values) { + return mt_rand(); + } + + if (is_int($values) || is_float($values)) { + return $values < 0 ? mt_rand($values, 0) : mt_rand(0, $values); + } + + if ($values instanceof Traversable) { + $values = iterator_to_array($values); + } elseif (is_string($values)) { + if ('' === $values) { + return ''; + } + if (null !== $charset = $env->getCharset()) { + if ('UTF-8' != $charset) { + $values = twig_convert_encoding($values, 'UTF-8', $charset); + } + + // unicode version of str_split() + // split at all positions, but not after the start and not before the end + $values = preg_split('/(? $value) { + $values[$i] = twig_convert_encoding($value, $charset, 'UTF-8'); + } + } + } else { + return $values[mt_rand(0, strlen($values) - 1)]; + } + } + + if (!is_array($values)) { + return $values; + } + + if (0 === count($values)) { + throw new Twig_Error_Runtime('The random function cannot pick from an empty array.'); + } + + return $values[array_rand($values, 1)]; +} + +/** + * Converts a date to the given format. + * + * 
+ *   {{ post.published_at|date("m/d/Y") }}
+ *
+ * + * @param Twig_Environment $env A Twig_Environment instance + * @param DateTime|DateInterval|string $date A date + * @param string $format A format + * @param DateTimeZone|string $timezone A timezone + * + * @return string The formatted date + */ +function twig_date_format_filter(Twig_Environment $env, $date, $format = null, $timezone = null) +{ + if (null === $format) { + $formats = $env->getExtension('core')->getDateFormat(); + $format = $date instanceof DateInterval ? $formats[1] : $formats[0]; + } + + if ($date instanceof DateInterval) { + return $date->format($format); + } + + return twig_date_converter($env, $date, $timezone)->format($format); +} + +/** + * Returns a new date object modified + * + * 
+ *   {{ post.published_at|date_modify("-1day")|date("m/d/Y") }}
+ *
+ * + * @param Twig_Environment $env A Twig_Environment instance + * @param DateTime|string $date A date + * @param string $modifier A modifier string + * + * @return DateTime A new date object + */ +function twig_date_modify_filter(Twig_Environment $env, $date, $modifier) +{ + $date = twig_date_converter($env, $date, false); + $date->modify($modifier); + + return $date; +} + +/** + * Converts an input to a DateTime instance. + * + * 
+ *    {% if date(user.created_at) < date('+2days') %}
+ *      {# do something #}
+ *    {% endif %}
+ *
+ * + * @param Twig_Environment $env A Twig_Environment instance + * @param DateTime|string $date A date + * @param DateTimeZone|string $timezone A timezone + * + * @return DateTime A DateTime instance + */ +function twig_date_converter(Twig_Environment $env, $date = null, $timezone = null) +{ + // determine the timezone + if (!$timezone) { + $defaultTimezone = $env->getExtension('core')->getTimezone(); + } elseif (!$timezone instanceof DateTimeZone) { + $defaultTimezone = new DateTimeZone($timezone); + } else { + $defaultTimezone = $timezone; + } + + if ($date instanceof DateTime) { + $date = clone $date; + if (false !== $timezone) { + $date->setTimezone($defaultTimezone); + } + + return $date; + } + + $asString = (string) $date; + if (ctype_digit($asString) || (!empty($asString) && '-' === $asString[0] && ctype_digit(substr($asString, 1)))) { + $date = '@'.$date; + } + + $date = new DateTime($date, $defaultTimezone); + if (false !== $timezone) { + $date->setTimezone($defaultTimezone); + } + + return $date; +} + +/** + * Number format filter. + * + * All of the formatting options can be left null, in that case the defaults will + * be used. Supplying any of the parameters will override the defaults set in the + * environment object. + * + * @param Twig_Environment $env A Twig_Environment instance + * @param mixed $number A float/int/string of the number to format + * @param integer $decimal The number of decimal points to display. + * @param string $decimalPoint The character(s) to use for the decimal point. + * @param string $thousandSep The character(s) to use for the thousands separator. + * + * @return string The formatted number + */ +function twig_number_format_filter(Twig_Environment $env, $number, $decimal = null, $decimalPoint = null, $thousandSep = null) +{ + $defaults = $env->getExtension('core')->getNumberFormat(); + if (null === $decimal) { + $decimal = $defaults[0]; + } + + if (null === $decimalPoint) { + $decimalPoint = $defaults[1]; + } + + if (null === $thousandSep) { + $thousandSep = $defaults[2]; + } + + return number_format((float) $number, $decimal, $decimalPoint, $thousandSep); +} + +/** + * URL encodes a string as a path segment or an array as a query string. + * + * @param string|array $url A URL or an array of query parameters + * @param bool $raw true to use rawurlencode() instead of urlencode + * + * @return string The URL encoded value + */ +function twig_urlencode_filter($url, $raw = false) +{ + if (is_array($url)) { + return http_build_query($url, '', '&'); + } + + if ($raw) { + return rawurlencode($url); + } + + return urlencode($url); +} + +if (version_compare(PHP_VERSION, '5.3.0', '<')) { + /** + * JSON encodes a variable. + * + * @param mixed $value The value to encode. + * @param integer $options Not used on PHP 5.2.x + * + * @return mixed The JSON encoded value + */ + function twig_jsonencode_filter($value, $options = 0) + { + if ($value instanceof Twig_Markup) { + $value = (string) $value; + } elseif (is_array($value)) { + array_walk_recursive($value, '_twig_markup2string'); + } + + return json_encode($value); + } +} else { + /** + * JSON encodes a variable. + * + * @param mixed $value The value to encode. + * @param integer $options Bitmask consisting of JSON_HEX_QUOT, JSON_HEX_TAG, JSON_HEX_AMP, JSON_HEX_APOS, JSON_NUMERIC_CHECK, JSON_PRETTY_PRINT, JSON_UNESCAPED_SLASHES, JSON_FORCE_OBJECT + * + * @return mixed The JSON encoded value + */ + function twig_jsonencode_filter($value, $options = 0) + { + if ($value instanceof Twig_Markup) { + $value = (string) $value; + } elseif (is_array($value)) { + array_walk_recursive($value, '_twig_markup2string'); + } + + return json_encode($value, $options); + } +} + +function _twig_markup2string(&$value) +{ + if ($value instanceof Twig_Markup) { + $value = (string) $value; + } +} + +/** + * Merges an array with another one. + * + * 
+ *  {% set items = { 'apple': 'fruit', 'orange': 'fruit' } %}
+ *
+ *  {% set items = items|merge({ 'peugeot': 'car' }) %}
+ *
+ *  {# items now contains { 'apple': 'fruit', 'orange': 'fruit', 'peugeot': 'car' } #}
+ *
+ * + * @param array $arr1 An array + * @param array $arr2 An array + * + * @return array The merged array + */ +function twig_array_merge($arr1, $arr2) +{ + if (!is_array($arr1) || !is_array($arr2)) { + throw new Twig_Error_Runtime('The merge filter only works with arrays or hashes.'); + } + + return array_merge($arr1, $arr2); +} + +/** + * Slices a variable. + * + * @param Twig_Environment $env A Twig_Environment instance + * @param mixed $item A variable + * @param integer $start Start of the slice + * @param integer $length Size of the slice + * @param Boolean $preserveKeys Whether to preserve key or not (when the input is an array) + * + * @return mixed The sliced variable + */ +function twig_slice(Twig_Environment $env, $item, $start, $length = null, $preserveKeys = false) +{ + if ($item instanceof Traversable) { + $item = iterator_to_array($item, false); + } + + if (is_array($item)) { + return array_slice($item, $start, $length, $preserveKeys); + } + + $item = (string) $item; + + if (function_exists('mb_get_info') && null !== $charset = $env->getCharset()) { + return mb_substr($item, $start, null === $length ? mb_strlen($item, $charset) - $start : $length, $charset); + } + + return null === $length ? substr($item, $start) : substr($item, $start, $length); +} + +/** + * Returns the first element of the item. + * + * @param Twig_Environment $env A Twig_Environment instance + * @param mixed $item A variable + * + * @return mixed The first element of the item + */ +function twig_first(Twig_Environment $env, $item) +{ + $elements = twig_slice($env, $item, 0, 1, false); + + return is_string($elements) ? $elements[0] : current($elements); +} + +/** + * Returns the last element of the item. + * + * @param Twig_Environment $env A Twig_Environment instance + * @param mixed $item A variable + * + * @return mixed The last element of the item + */ +function twig_last(Twig_Environment $env, $item) +{ + $elements = twig_slice($env, $item, -1, 1, false); + + return is_string($elements) ? $elements[0] : current($elements); +} + +/** + * Joins the values to a string. + * + * The separator between elements is an empty string per default, you can define it with the optional parameter. + * + * 
+ *  {{ [1, 2, 3]|join('|') }}
+ *  {# returns 1|2|3 #}
+ *
+ *  {{ [1, 2, 3]|join }}
+ *  {# returns 123 #}
+ *
+ * + * @param array $value An array + * @param string $glue The separator + * + * @return string The concatenated string + */ +function twig_join_filter($value, $glue = '') +{ + if ($value instanceof Traversable) { + $value = iterator_to_array($value, false); + } + + return implode($glue, (array) $value); +} + +/** + * Splits the string into an array. + * + * 
+ *  {{ "one,two,three"|split(',') }}
+ *  {# returns [one, two, three] #}
+ *
+ *  {{ "one,two,three,four,five"|split(',', 3) }}
+ *  {# returns [one, two, "three,four,five"] #}
+ *
+ *  {{ "123"|split('') }}
+ *  {# returns [1, 2, 3] #}
+ *
+ *  {{ "aabbcc"|split('', 2) }}
+ *  {# returns [aa, bb, cc] #}
+ *
+ * + * @param string $value A string + * @param string $delimiter The delimiter + * @param integer $limit The limit + * + * @return array The split string as an array + */ +function twig_split_filter($value, $delimiter, $limit = null) +{ + if (empty($delimiter)) { + return str_split($value, null === $limit ? 1 : $limit); + } + + return null === $limit ? explode($delimiter, $value) : explode($delimiter, $value, $limit); +} + +// The '_default' filter is used internally to avoid using the ternary operator +// which costs a lot for big contexts (before PHP 5.4). So, on average, +// a function call is cheaper. +function _twig_default_filter($value, $default = '') +{ + if (twig_test_empty($value)) { + return $default; + } + + return $value; +} + +/** + * Returns the keys for the given array. + * + * It is useful when you want to iterate over the keys of an array: + * + * 
+ *  {% for key in array|keys %}
+ *      {# ... #}
+ *  {% endfor %}
+ *
+ * + * @param array $array An array + * + * @return array The keys + */ +function twig_get_array_keys_filter($array) +{ + if (is_object($array) && $array instanceof Traversable) { + return array_keys(iterator_to_array($array)); + } + + if (!is_array($array)) { + return array(); + } + + return array_keys($array); +} + +/** + * Reverses a variable. + * + * @param Twig_Environment $env A Twig_Environment instance + * @param array|Traversable|string $item An array, a Traversable instance, or a string + * @param Boolean $preserveKeys Whether to preserve key or not + * + * @return mixed The reversed input + */ +function twig_reverse_filter(Twig_Environment $env, $item, $preserveKeys = false) +{ + if (is_object($item) && $item instanceof Traversable) { + return array_reverse(iterator_to_array($item), $preserveKeys); + } + + if (is_array($item)) { + return array_reverse($item, $preserveKeys); + } + + if (null !== $charset = $env->getCharset()) { + $string = (string) $item; + + if ('UTF-8' != $charset) { + $item = twig_convert_encoding($string, 'UTF-8', $charset); + } + + preg_match_all('/./us', $item, $matches); + + $string = implode('', array_reverse($matches[0])); + + if ('UTF-8' != $charset) { + $string = twig_convert_encoding($string, $charset, 'UTF-8'); + } + + return $string; + } + + return strrev((string) $item); +} + +/** + * Sorts an array. + * + * @param array $array An array + */ +function twig_sort_filter($array) +{ + asort($array); + + return $array; +} + +/* used internally */ +function twig_in_filter($value, $compare) +{ + if (is_array($compare)) { + return in_array($value, $compare, is_object($value)); + } elseif (is_string($compare)) { + if (!strlen($value)) { + return empty($compare); + } + + return false !== strpos($compare, (string) $value); + } elseif ($compare instanceof Traversable) { + return in_array($value, iterator_to_array($compare, false), is_object($value)); + } + + return false; +} + +/** + * Escapes a string. + * + * @param Twig_Environment $env A Twig_Environment instance + * @param string $string The value to be escaped + * @param string $strategy The escaping strategy + * @param string $charset The charset + * @param Boolean $autoescape Whether the function is called by the auto-escaping feature (true) or by the developer (false) + */ +function twig_escape_filter(Twig_Environment $env, $string, $strategy = 'html', $charset = null, $autoescape = false) +{ + if ($autoescape && $string instanceof Twig_Markup) { + return $string; + } + + if (!is_string($string)) { + if (is_object($string) && method_exists($string, '__toString')) { + $string = (string) $string; + } else { + return $string; + } + } + + if (null === $charset) { + $charset = $env->getCharset(); + } + + switch ($strategy) { + case 'html': + // see http://php.net/htmlspecialchars + + // Using a static variable to avoid initializing the array + // each time the function is called. Moving the declaration on the + // top of the function slow downs other escaping strategies. + static $htmlspecialcharsCharsets = array( + 'ISO-8859-1' => true, 'ISO8859-1' => true, + 'ISO-8859-15' => true, 'ISO8859-15' => true, + 'utf-8' => true, 'UTF-8' => true, + 'CP866' => true, 'IBM866' => true, '866' => true, + 'CP1251' => true, 'WINDOWS-1251' => true, 'WIN-1251' => true, + '1251' => true, + 'CP1252' => true, 'WINDOWS-1252' => true, '1252' => true, + 'KOI8-R' => true, 'KOI8-RU' => true, 'KOI8R' => true, + 'BIG5' => true, '950' => true, + 'GB2312' => true, '936' => true, + 'BIG5-HKSCS' => true, + 'SHIFT_JIS' => true, 'SJIS' => true, '932' => true, + 'EUC-JP' => true, 'EUCJP' => true, + 'ISO8859-5' => true, 'ISO-8859-5' => true, 'MACROMAN' => true, + ); + + if (isset($htmlspecialcharsCharsets[$charset])) { + return htmlspecialchars($string, ENT_QUOTES | ENT_SUBSTITUTE, $charset); + } + + if (isset($htmlspecialcharsCharsets[strtoupper($charset)])) { + // cache the lowercase variant for future iterations + $htmlspecialcharsCharsets[$charset] = true; + + return htmlspecialchars($string, ENT_QUOTES | ENT_SUBSTITUTE, $charset); + } + + $string = twig_convert_encoding($string, 'UTF-8', $charset); + $string = htmlspecialchars($string, ENT_QUOTES | ENT_SUBSTITUTE, 'UTF-8'); + + return twig_convert_encoding($string, $charset, 'UTF-8'); + + case 'js': + // escape all non-alphanumeric characters + // into their \xHH or \uHHHH representations + if ('UTF-8' != $charset) { + $string = twig_convert_encoding($string, 'UTF-8', $charset); + } + + if (0 == strlen($string) ? false : (1 == preg_match('/^./su', $string) ? false : true)) { + throw new Twig_Error_Runtime('The string to escape is not a valid UTF-8 string.'); + } + + $string = preg_replace_callback('#[^a-zA-Z0-9,\._]#Su', '_twig_escape_js_callback', $string); + + if ('UTF-8' != $charset) { + $string = twig_convert_encoding($string, $charset, 'UTF-8'); + } + + return $string; + + case 'css': + if ('UTF-8' != $charset) { + $string = twig_convert_encoding($string, 'UTF-8', $charset); + } + + if (0 == strlen($string) ? false : (1 == preg_match('/^./su', $string) ? false : true)) { + throw new Twig_Error_Runtime('The string to escape is not a valid UTF-8 string.'); + } + + $string = preg_replace_callback('#[^a-zA-Z0-9]#Su', '_twig_escape_css_callback', $string); + + if ('UTF-8' != $charset) { + $string = twig_convert_encoding($string, $charset, 'UTF-8'); + } + + return $string; + + case 'html_attr': + if ('UTF-8' != $charset) { + $string = twig_convert_encoding($string, 'UTF-8', $charset); + } + + if (0 == strlen($string) ? false : (1 == preg_match('/^./su', $string) ? false : true)) { + throw new Twig_Error_Runtime('The string to escape is not a valid UTF-8 string.'); + } + + $string = preg_replace_callback('#[^a-zA-Z0-9,\.\-_]#Su', '_twig_escape_html_attr_callback', $string); + + if ('UTF-8' != $charset) { + $string = twig_convert_encoding($string, $charset, 'UTF-8'); + } + + return $string; + + case 'url': + // hackish test to avoid version_compare that is much slower, this works unless PHP releases a 5.10.* + // at that point however PHP 5.2.* support can be removed + if (PHP_VERSION < '5.3.0') { + return str_replace('%7E', '~', rawurlencode($string)); + } + + return rawurlencode($string); + + default: + throw new Twig_Error_Runtime(sprintf('Invalid escaping strategy "%s" (valid ones: html, js, url, css, and html_attr).', $strategy)); + } +} + +/* used internally */ +function twig_escape_filter_is_safe(Twig_Node $filterArgs) +{ + foreach ($filterArgs as $arg) { + if ($arg instanceof Twig_Node_Expression_Constant) { + return array($arg->getAttribute('value')); + } + + return array(); + } + + return array('html'); +} + +if (function_exists('mb_convert_encoding')) { + function twig_convert_encoding($string, $to, $from) + { + return mb_convert_encoding($string, $to, $from); + } +} elseif (function_exists('iconv')) { + function twig_convert_encoding($string, $to, $from) + { + return iconv($from, $to, $string); + } +} else { + function twig_convert_encoding($string, $to, $from) + { + throw new Twig_Error_Runtime('No suitable convert encoding function (use UTF-8 as your encoding or install the iconv or mbstring extension).'); + } +} + +function _twig_escape_js_callback($matches) +{ + $char = $matches[0]; + + // \xHH + if (!isset($char[1])) { + return '\\x'.strtoupper(substr('00'.bin2hex($char), -2)); + } + + // \uHHHH + $char = twig_convert_encoding($char, 'UTF-16BE', 'UTF-8'); + + return '\\u'.strtoupper(substr('0000'.bin2hex($char), -4)); +} + +function _twig_escape_css_callback($matches) +{ + $char = $matches[0]; + + // \xHH + if (!isset($char[1])) { + $hex = ltrim(strtoupper(bin2hex($char)), '0'); + if (0 === strlen($hex)) { + $hex = '0'; + } + + return '\\'.$hex.' '; + } + + // \uHHHH + $char = twig_convert_encoding($char, 'UTF-16BE', 'UTF-8'); + + return '\\'.ltrim(strtoupper(bin2hex($char)), '0').' '; +} + +/** + * This function is adapted from code coming from Zend Framework. + * + * @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com) + * @license http://framework.zend.com/license/new-bsd New BSD License + */ +function _twig_escape_html_attr_callback($matches) +{ + /* + * While HTML supports far more named entities, the lowest common denominator + * has become HTML5's XML Serialisation which is restricted to the those named + * entities that XML supports. Using HTML entities would result in this error: + * XML Parsing Error: undefined entity + */ + static $entityMap = array( + 34 => 'quot', /* quotation mark */ + 38 => 'amp', /* ampersand */ + 60 => 'lt', /* less-than sign */ + 62 => 'gt', /* greater-than sign */ + ); + + $chr = $matches[0]; + $ord = ord($chr); + + /** + * The following replaces characters undefined in HTML with the + * hex entity for the Unicode replacement character. + */ + if (($ord <= 0x1f && $chr != "\t" && $chr != "\n" && $chr != "\r") || ($ord >= 0x7f && $ord <= 0x9f)) { + return '�'; + } + + /** + * Check if the current character to escape has a name entity we should + * replace it with while grabbing the hex value of the character. + */ + if (strlen($chr) == 1) { + $hex = strtoupper(substr('00'.bin2hex($chr), -2)); + } else { + $chr = twig_convert_encoding($chr, 'UTF-16BE', 'UTF-8'); + $hex = strtoupper(substr('0000'.bin2hex($chr), -4)); + } + + $int = hexdec($hex); + if (array_key_exists($int, $entityMap)) { + return sprintf('&%s;', $entityMap[$int]); + } + + /** + * Per OWASP recommendations, we'll use hex entities for any other + * characters where a named entity does not exist. + */ + + return sprintf('&#x%s;', $hex); +} + +// add multibyte extensions if possible +if (function_exists('mb_get_info')) { + /** + * Returns the length of a variable. + * + * @param Twig_Environment $env A Twig_Environment instance + * @param mixed $thing A variable + * + * @return integer The length of the value + */ + function twig_length_filter(Twig_Environment $env, $thing) + { + return is_scalar($thing) ? mb_strlen($thing, $env->getCharset()) : count($thing); + } + + /** + * Converts a string to uppercase. + * + * @param Twig_Environment $env A Twig_Environment instance + * @param string $string A string + * + * @return string The uppercased string + */ + function twig_upper_filter(Twig_Environment $env, $string) + { + if (null !== ($charset = $env->getCharset())) { + return mb_strtoupper($string, $charset); + } + + return strtoupper($string); + } + + /** + * Converts a string to lowercase. + * + * @param Twig_Environment $env A Twig_Environment instance + * @param string $string A string + * + * @return string The lowercased string + */ + function twig_lower_filter(Twig_Environment $env, $string) + { + if (null !== ($charset = $env->getCharset())) { + return mb_strtolower($string, $charset); + } + + return strtolower($string); + } + + /** + * Returns a titlecased string. + * + * @param Twig_Environment $env A Twig_Environment instance + * @param string $string A string + * + * @return string The titlecased string + */ + function twig_title_string_filter(Twig_Environment $env, $string) + { + if (null !== ($charset = $env->getCharset())) { + return mb_convert_case($string, MB_CASE_TITLE, $charset); + } + + return ucwords(strtolower($string)); + } + + /** + * Returns a capitalized string. + * + * @param Twig_Environment $env A Twig_Environment instance + * @param string $string A string + * + * @return string The capitalized string + */ + function twig_capitalize_string_filter(Twig_Environment $env, $string) + { + if (null !== ($charset = $env->getCharset())) { + return mb_strtoupper(mb_substr($string, 0, 1, $charset), $charset). + mb_strtolower(mb_substr($string, 1, mb_strlen($string, $charset), $charset), $charset); + } + + return ucfirst(strtolower($string)); + } +} +// and byte fallback +else { + /** + * Returns the length of a variable. + * + * @param Twig_Environment $env A Twig_Environment instance + * @param mixed $thing A variable + * + * @return integer The length of the value + */ + function twig_length_filter(Twig_Environment $env, $thing) + { + return is_scalar($thing) ? strlen($thing) : count($thing); + } + + /** + * Returns a titlecased string. + * + * @param Twig_Environment $env A Twig_Environment instance + * @param string $string A string + * + * @return string The titlecased string + */ + function twig_title_string_filter(Twig_Environment $env, $string) + { + return ucwords(strtolower($string)); + } + + /** + * Returns a capitalized string. + * + * @param Twig_Environment $env A Twig_Environment instance + * @param string $string A string + * + * @return string The capitalized string + */ + function twig_capitalize_string_filter(Twig_Environment $env, $string) + { + return ucfirst(strtolower($string)); + } +} + +/* used internally */ +function twig_ensure_traversable($seq) +{ + if ($seq instanceof Traversable || is_array($seq)) { + return $seq; + } + + return array(); +} + +/** + * Checks if a variable is empty. + * + * 
+ * {# evaluates to true if the foo variable is null, false, or the empty string #}
+ * {% if foo is empty %}
+ *     {# ... #}
+ * {% endif %}
+ *
+ * + * @param mixed $value A variable + * + * @return Boolean true if the value is empty, false otherwise + */ +function twig_test_empty($value) +{ + if ($value instanceof Countable) { + return 0 == count($value); + } + + return '' === $value || false === $value || null === $value || array() === $value; +} + +/** + * Checks if a variable is traversable. + * + * 
+ * {# evaluates to true if the foo variable is an array or a traversable object #}
+ * {% if foo is traversable %}
+ *     {# ... #}
+ * {% endif %}
+ *
+ * + * @param mixed $value A variable + * + * @return Boolean true if the value is traversable + */ +function twig_test_iterable($value) +{ + return $value instanceof Traversable || is_array($value); +} + +/** + * Renders a template. + * + * @param string $template The template to render + * @param array $variables The variables to pass to the template + * @param Boolean $with_context Whether to pass the current context variables or not + * @param Boolean $ignore_missing Whether to ignore missing templates or not + * @param Boolean $sandboxed Whether to sandbox the template or not + * + * @return string The rendered template + */ +function twig_include(Twig_Environment $env, $context, $template, $variables = array(), $withContext = true, $ignoreMissing = false, $sandboxed = false) +{ + if ($withContext) { + $variables = array_merge($context, $variables); + } + + if ($isSandboxed = $sandboxed && $env->hasExtension('sandbox')) { + $sandbox = $env->getExtension('sandbox'); + if (!$alreadySandboxed = $sandbox->isSandboxed()) { + $sandbox->enableSandbox(); + } + } + + try { + return $env->resolveTemplate($template)->render($variables); + } catch (Twig_Error_Loader $e) { + if (!$ignoreMissing) { + throw $e; + } + } + + if ($isSandboxed && !$alreadySandboxed) { + $sandbox->disableSandbox(); + } +} + +/** + * Provides the ability to get constants from instances as well as class/global constants. + * + * @param string $constant The name of the constant + * @param null|object $object The object to get the constant from + * + * @return string + */ +function twig_constant($constant, $object = null) +{ + if (null !== $object) { + $constant = get_class($object).'::'.$constant; + } + + return constant($constant); +} + +/** + * Batches item. + * + * @param array $items An array of items + * @param integer $size The size of the batch + * @param string $fill A string to fill missing items + * + * @return array + */ +function twig_array_batch($items, $size, $fill = null) +{ + if ($items instanceof Traversable) { + $items = iterator_to_array($items, false); + } + + $size = ceil($size); + + $result = array_chunk($items, $size, true); + + if (null !== $fill) { + $last = count($result) - 1; + $result[$last] = array_merge( + $result[$last], + array_fill(0, $size - count($result[$last]), $fill) + ); + } + + return $result; +} diff --git a/inc/Twig/Extension/Debug.php b/inc/Twig/Extension/Debug.php new file mode 100644 index 0000000..e3a85bf --- /dev/null +++ b/inc/Twig/Extension/Debug.php @@ -0,0 +1,71 @@ + $isDumpOutputHtmlSafe ? array('html') : array(), 'needs_context' => true, 'needs_environment' => true)), + ); + } + + /** + * Returns the name of the extension. + * + * @return string The extension name + */ + public function getName() + { + return 'debug'; + } +} + +function twig_var_dump(Twig_Environment $env, $context) +{ + if (!$env->isDebug()) { + return; + } + + ob_start(); + + $count = func_num_args(); + if (2 === $count) { + $vars = array(); + foreach ($context as $key => $value) { + if (!$value instanceof Twig_Template) { + $vars[$key] = $value; + } + } + + var_dump($vars); + } else { + for ($i = 2; $i < $count; $i++) { + var_dump(func_get_arg($i)); + } + } + + return ob_get_clean(); +} diff --git a/inc/Twig/Extension/Escaper.php b/inc/Twig/Extension/Escaper.php new file mode 100644 index 0000000..c9a7f68 --- /dev/null +++ b/inc/Twig/Extension/Escaper.php @@ -0,0 +1,107 @@ +setDefaultStrategy($defaultStrategy); + } + + /** + * Returns the token parser instances to add to the existing list. + * + * @return array An array of Twig_TokenParserInterface or Twig_TokenParserBrokerInterface instances + */ + public function getTokenParsers() + { + return array(new Twig_TokenParser_AutoEscape()); + } + + /** + * Returns the node visitor instances to add to the existing list. + * + * @return array An array of Twig_NodeVisitorInterface instances + */ + public function getNodeVisitors() + { + return array(new Twig_NodeVisitor_Escaper()); + } + + /** + * Returns a list of filters to add to the existing list. + * + * @return array An array of filters + */ + public function getFilters() + { + return array( + new Twig_SimpleFilter('raw', 'twig_raw_filter', array('is_safe' => array('all'))), + ); + } + + /** + * Sets the default strategy to use when not defined by the user. + * + * The strategy can be a valid PHP callback that takes the template + * "filename" as an argument and returns the strategy to use. + * + * @param mixed $defaultStrategy An escaping strategy + */ + public function setDefaultStrategy($defaultStrategy) + { + // for BC + if (true === $defaultStrategy) { + $defaultStrategy = 'html'; + } + + $this->defaultStrategy = $defaultStrategy; + } + + /** + * Gets the default strategy to use when not defined by the user. + * + * @param string $filename The template "filename" + * + * @return string The default strategy to use for the template + */ + public function getDefaultStrategy($filename) + { + // disable string callables to avoid calling a function named html or js, + // or any other upcoming escaping strategy + if (!is_string($this->defaultStrategy) && is_callable($this->defaultStrategy)) { + return call_user_func($this->defaultStrategy, $filename); + } + + return $this->defaultStrategy; + } + + /** + * Returns the name of the extension. + * + * @return string The extension name + */ + public function getName() + { + return 'escaper'; + } +} + +/** + * Marks a variable as being safe. + * + * @param string $string A PHP variable + */ +function twig_raw_filter($string) +{ + return $string; +} diff --git a/inc/Twig/Extension/Optimizer.php b/inc/Twig/Extension/Optimizer.php new file mode 100644 index 0000000..013fcb6 --- /dev/null +++ b/inc/Twig/Extension/Optimizer.php @@ -0,0 +1,35 @@ +optimizers = $optimizers; + } + + /** + * {@inheritdoc} + */ + public function getNodeVisitors() + { + return array(new Twig_NodeVisitor_Optimizer($this->optimizers)); + } + + /** + * {@inheritdoc} + */ + public function getName() + { + return 'optimizer'; + } +} diff --git a/inc/Twig/Extension/Sandbox.php b/inc/Twig/Extension/Sandbox.php new file mode 100644 index 0000000..bf76c11 --- /dev/null +++ b/inc/Twig/Extension/Sandbox.php @@ -0,0 +1,112 @@ +policy = $policy; + $this->sandboxedGlobally = $sandboxed; + } + + /** + * Returns the token parser instances to add to the existing list. + * + * @return array An array of Twig_TokenParserInterface or Twig_TokenParserBrokerInterface instances + */ + public function getTokenParsers() + { + return array(new Twig_TokenParser_Sandbox()); + } + + /** + * Returns the node visitor instances to add to the existing list. + * + * @return array An array of Twig_NodeVisitorInterface instances + */ + public function getNodeVisitors() + { + return array(new Twig_NodeVisitor_Sandbox()); + } + + public function enableSandbox() + { + $this->sandboxed = true; + } + + public function disableSandbox() + { + $this->sandboxed = false; + } + + public function isSandboxed() + { + return $this->sandboxedGlobally || $this->sandboxed; + } + + public function isSandboxedGlobally() + { + return $this->sandboxedGlobally; + } + + public function setSecurityPolicy(Twig_Sandbox_SecurityPolicyInterface $policy) + { + $this->policy = $policy; + } + + public function getSecurityPolicy() + { + return $this->policy; + } + + public function checkSecurity($tags, $filters, $functions) + { + if ($this->isSandboxed()) { + $this->policy->checkSecurity($tags, $filters, $functions); + } + } + + public function checkMethodAllowed($obj, $method) + { + if ($this->isSandboxed()) { + $this->policy->checkMethodAllowed($obj, $method); + } + } + + public function checkPropertyAllowed($obj, $method) + { + if ($this->isSandboxed()) { + $this->policy->checkPropertyAllowed($obj, $method); + } + } + + public function ensureToStringAllowed($obj) + { + if (is_object($obj)) { + $this->policy->checkMethodAllowed($obj, '__toString'); + } + + return $obj; + } + + /** + * Returns the name of the extension. + * + * @return string The extension name + */ + public function getName() + { + return 'sandbox'; + } +} diff --git a/inc/Twig/Extension/Staging.php b/inc/Twig/Extension/Staging.php new file mode 100644 index 0000000..8ab0f45 --- /dev/null +++ b/inc/Twig/Extension/Staging.php @@ -0,0 +1,113 @@ + + */ +class Twig_Extension_Staging extends Twig_Extension +{ + protected $functions = array(); + protected $filters = array(); + protected $visitors = array(); + protected $tokenParsers = array(); + protected $globals = array(); + protected $tests = array(); + + public function addFunction($name, $function) + { + $this->functions[$name] = $function; + } + + /** + * {@inheritdoc} + */ + public function getFunctions() + { + return $this->functions; + } + + public function addFilter($name, $filter) + { + $this->filters[$name] = $filter; + } + + /** + * {@inheritdoc} + */ + public function getFilters() + { + return $this->filters; + } + + public function addNodeVisitor(Twig_NodeVisitorInterface $visitor) + { + $this->visitors[] = $visitor; + } + + /** + * {@inheritdoc} + */ + public function getNodeVisitors() + { + return $this->visitors; + } + + public function addTokenParser(Twig_TokenParserInterface $parser) + { + $this->tokenParsers[] = $parser; + } + + /** + * {@inheritdoc} + */ + public function getTokenParsers() + { + return $this->tokenParsers; + } + + public function addGlobal($name, $value) + { + $this->globals[$name] = $value; + } + + /** + * {@inheritdoc} + */ + public function getGlobals() + { + return $this->globals; + } + + public function addTest($name, $test) + { + $this->tests[$name] = $test; + } + + /** + * {@inheritdoc} + */ + public function getTests() + { + return $this->tests; + } + + /** + * {@inheritdoc} + */ + public function getName() + { + return 'staging'; + } +} diff --git a/inc/Twig/Extension/StringLoader.php b/inc/Twig/Extension/StringLoader.php new file mode 100644 index 0000000..20f3f99 --- /dev/null +++ b/inc/Twig/Extension/StringLoader.php @@ -0,0 +1,64 @@ + true)), + ); + } + + /** + * {@inheritdoc} + */ + public function getName() + { + return 'string_loader'; + } +} + +/** + * Loads a template from a string. + * + * 
+ * {{ include(template_from_string("Hello {{ name }}")) }}
+ *
+ * + * @param Twig_Environment $env A Twig_Environment instance + * @param string $template A template as a string + * + * @return Twig_Template A Twig_Template instance + */ +function twig_template_from_string(Twig_Environment $env, $template) +{ + static $loader; + + if (null === $loader) { + $loader = new Twig_Loader_String(); + } + + $current = $env->getLoader(); + $env->setLoader($loader); + try { + $template = $env->loadTemplate($template); + } catch (Exception $e) { + $env->setLoader($current); + + throw $e; + } + $env->setLoader($current); + + return $template; +} diff --git a/inc/Twig/ExtensionInterface.php b/inc/Twig/ExtensionInterface.php new file mode 100644 index 0000000..f189e9d --- /dev/null +++ b/inc/Twig/ExtensionInterface.php @@ -0,0 +1,83 @@ + + */ +interface Twig_ExtensionInterface +{ + /** + * Initializes the runtime environment. + * + * This is where you can load some file that contains filter functions for instance. + * + * @param Twig_Environment $environment The current Twig_Environment instance + */ + public function initRuntime(Twig_Environment $environment); + + /** + * Returns the token parser instances to add to the existing list. + * + * @return array An array of Twig_TokenParserInterface or Twig_TokenParserBrokerInterface instances + */ + public function getTokenParsers(); + + /** + * Returns the node visitor instances to add to the existing list. + * + * @return array An array of Twig_NodeVisitorInterface instances + */ + public function getNodeVisitors(); + + /** + * Returns a list of filters to add to the existing list. + * + * @return array An array of filters + */ + public function getFilters(); + + /** + * Returns a list of tests to add to the existing list. + * + * @return array An array of tests + */ + public function getTests(); + + /** + * Returns a list of functions to add to the existing list. + * + * @return array An array of functions + */ + public function getFunctions(); + + /** + * Returns a list of operators to add to the existing list. + * + * @return array An array of operators + */ + public function getOperators(); + + /** + * Returns a list of global variables to add to the existing list. + * + * @return array An array of global variables + */ + public function getGlobals(); + + /** + * Returns the name of the extension. + * + * @return string The extension name + */ + public function getName(); +} diff --git a/inc/Twig/Extensions/Autoloader.php b/inc/Twig/Extensions/Autoloader.php new file mode 100644 index 0000000..f23cced --- /dev/null +++ b/inc/Twig/Extensions/Autoloader.php @@ -0,0 +1,45 @@ + + */ +class Twig_Extensions_Autoloader +{ + /** + * Registers Twig_Extensions_Autoloader as an SPL autoloader. + */ + static public function register() + { + spl_autoload_register(array(new self, 'autoload')); + } + + /** + * Handles autoloading of classes. + * + * @param string $class A class name. + * + * @return boolean Returns true if the class has been loaded + */ + static public function autoload($class) + { + if (0 !== strpos($class, 'Twig_Extensions')) { + return; + } + + if (file_exists($file = dirname(__FILE__).'/../../'.str_replace('_', '/', $class).'.php')) { + require $file; + } + } +} diff --git a/inc/Twig/Extensions/Extension/Debug.php b/inc/Twig/Extensions/Extension/Debug.php new file mode 100644 index 0000000..8974ce2 --- /dev/null +++ b/inc/Twig/Extensions/Extension/Debug.php @@ -0,0 +1,34 @@ + new Twig_Filter_Function('gettext'), + ); + } + + /** + * Returns the name of the extension. + * + * @return string The extension name + */ + public function getName() + { + return 'i18n'; + } +} diff --git a/inc/Twig/Extensions/Extension/Intl.php b/inc/Twig/Extensions/Extension/Intl.php new file mode 100644 index 0000000..40f7fc2 --- /dev/null +++ b/inc/Twig/Extensions/Extension/Intl.php @@ -0,0 +1,66 @@ + new Twig_Filter_Function('twig_localized_date_filter', array('needs_environment' => true)), + ); + } + + /** + * Returns the name of the extension. + * + * @return string The extension name + */ + public function getName() + { + return 'intl'; + } +} + +function twig_localized_date_filter(Twig_Environment $env, $date, $dateFormat = 'medium', $timeFormat = 'medium', $locale = null, $timezone = null, $format = null) +{ + $date = twig_date_converter($env, $date, $timezone); + + $formatValues = array( + 'none' => IntlDateFormatter::NONE, + 'short' => IntlDateFormatter::SHORT, + 'medium' => IntlDateFormatter::MEDIUM, + 'long' => IntlDateFormatter::LONG, + 'full' => IntlDateFormatter::FULL, + ); + + $formatter = IntlDateFormatter::create( + $locale !== null ? $locale : Locale::getDefault(), + $formatValues[$dateFormat], + $formatValues[$timeFormat], + $date->getTimezone()->getName(), + IntlDateFormatter::GREGORIAN, + $format + ); + + return $formatter->format($date->getTimestamp()); +} diff --git a/inc/Twig/Extensions/Extension/Text.php b/inc/Twig/Extensions/Extension/Text.php new file mode 100644 index 0000000..0a3dc35 --- /dev/null +++ b/inc/Twig/Extensions/Extension/Text.php @@ -0,0 +1,109 @@ + + * @package Twig + * @subpackage Twig-extensions + */ +class Twig_Extensions_Extension_Text extends Twig_Extension +{ + /** + * Returns a list of filters. + * + * @return array + */ + public function getFilters() + { + $filters = array( + 'truncate' => new Twig_Filter_Function('twig_truncate_filter', array('needs_environment' => true)), + 'wordwrap' => new Twig_Filter_Function('twig_wordwrap_filter', array('needs_environment' => true)), + ); + + if (version_compare(Twig_Environment::VERSION, '1.5.0-DEV', '<')) { + $filters['nl2br'] = new Twig_Filter_Function('twig_nl2br_filter', array('pre_escape' => 'html', 'is_safe' => array('html'))); + } + + return $filters; + } + + /** + * Name of this extension + * + * @return string + */ + public function getName() + { + return 'Text'; + } +} + +function twig_nl2br_filter($value, $sep = '
') +{ + return str_replace("\n", $sep."\n", $value); +} + +if (function_exists('mb_get_info')) { + function twig_truncate_filter(Twig_Environment $env, $value, $length = 30, $preserve = false, $separator = '...') + { + if (mb_strlen($value, $env->getCharset()) > $length) { + if ($preserve) { + if (false !== ($breakpoint = mb_strpos($value, ' ', $length, $env->getCharset()))) { + $length = $breakpoint; + } + } + + return rtrim(mb_substr($value, 0, $length, $env->getCharset())) . $separator; + } + + return $value; + } + + function twig_wordwrap_filter(Twig_Environment $env, $value, $length = 80, $separator = "\n", $preserve = false) + { + $sentences = array(); + + $previous = mb_regex_encoding(); + mb_regex_encoding($env->getCharset()); + + $pieces = mb_split($separator, $value); + mb_regex_encoding($previous); + + foreach ($pieces as $piece) { + while(!$preserve && mb_strlen($piece, $env->getCharset()) > $length) { + $sentences[] = mb_substr($piece, 0, $length, $env->getCharset()); + $piece = mb_substr($piece, $length, 2048, $env->getCharset()); + } + + $sentences[] = $piece; + } + + return implode($separator, $sentences); + } +} else { + function twig_truncate_filter(Twig_Environment $env, $value, $length = 30, $preserve = false, $separator = '...') + { + if (strlen($value) > $length) { + if ($preserve) { + if (false !== ($breakpoint = strpos($value, ' ', $length))) { + $length = $breakpoint; + } + } + + return rtrim(substr($value, 0, $length)) . $separator; + } + + return $value; + } + + function twig_wordwrap_filter(Twig_Environment $env, $value, $length = 80, $separator = "\n", $preserve = false) + { + return wordwrap($value, $length, $separator, !$preserve); + } +} \ No newline at end of file diff --git a/inc/Twig/Extensions/Gettext/Extractor.php b/inc/Twig/Extensions/Gettext/Extractor.php new file mode 100644 index 0000000..e7fa1af --- /dev/null +++ b/inc/Twig/Extensions/Gettext/Extractor.php @@ -0,0 +1,95 @@ + + * + * For the full copyright and license information, please view the LICENSE + * file that was distributed with this source code. + */ + +namespace Twig\Gettext; + +use Symfony\Component\Filesystem\Filesystem; + +/** + * Extracts translations from twig templates. + * + * @author Саша Стаменковић + */ +class Extractor +{ + /** + * @var \Twig_Environment + */ + protected $environment; + + /** + * Template cached file names. + * + * @var string[] + */ + protected $templates; + + /** + * Gettext parameters. + * + * @var string[] + */ + protected $parameters; + + public function __construct(\Twig_Environment $environment) + { + $this->environment = $environment; + $this->reset(); + } + + protected function reset() + { + $this->templates = array(); + $this->parameters = array(); + } + + public function addTemplate($path) + { + $this->environment->loadTemplate($path); + $this->templates[] = $this->environment->getCacheFilename($path); + } + + public function addGettextParameter($parameter) + { + $this->parameters[] = $parameter; + } + + public function setGettextParameters(array $parameters) + { + $this->parameters = $parameters; + } + + public function extract() + { + $command = 'xgettext'; + $command .= ' '.join(' ', $this->parameters); + $command .= ' '.join(' ', $this->templates); + + $error = 0; + $output = system($command, $error); + if (0 !== $error) { + throw new \RuntimeException(sprintf( + 'Gettext command "%s" failed with error code %s and output: %s', + $command, + $error, + $output + )); + } + + $this->reset(); + } + + public function __destruct() + { + $filesystem = new Filesystem(); + $filesystem->remove($this->environment->getCache()); + } +} diff --git a/inc/Twig/Extensions/Gettext/Loader/Filesystem.php b/inc/Twig/Extensions/Gettext/Loader/Filesystem.php new file mode 100644 index 0000000..b011b03 --- /dev/null +++ b/inc/Twig/Extensions/Gettext/Loader/Filesystem.php @@ -0,0 +1,58 @@ + + * + * For the full copyright and license information, please view the LICENSE + * file that was distributed with this source code. + */ + +namespace Twig\Gettext\Loader; + +/** + * Loads template from the filesystem. + * + * @author Саша Стаменковић + */ +class Filesystem extends \Twig_Loader_Filesystem +{ + /** + * Hacked find template to allow loading templates by absolute path. + * + * @param string $name template name or absolute path + */ + protected function findTemplate($name) + { + // normalize name + $name = preg_replace('#/{2,}#', '/', strtr($name, '\\', '/')); + + if (isset($this->cache[$name])) { + return $this->cache[$name]; + } + + $this->validateName($name); + + $namespace = '__main__'; + if (isset($name[0]) && '@' == $name[0]) { + if (false === $pos = strpos($name, '/')) { + throw new \InvalidArgumentException(sprintf('Malformed namespaced template name "%s" (expecting "@namespace/template_name").', $name)); + } + + $namespace = substr($name, 1, $pos - 1); + + $name = substr($name, $pos + 1); + } + + if (!isset($this->paths[$namespace])) { + throw new \Twig_Error_Loader(sprintf('There are no registered paths for namespace "%s".', $namespace)); + } + + if (is_file($name)) { + return $this->cache[$name] = $name; + } + + return __DIR__.'/../Test/Fixtures/twig/empty.twig'; + } +} diff --git a/inc/Twig/Extensions/Gettext/Routing/Generator/UrlGenerator.php b/inc/Twig/Extensions/Gettext/Routing/Generator/UrlGenerator.php new file mode 100644 index 0000000..9e3431b --- /dev/null +++ b/inc/Twig/Extensions/Gettext/Routing/Generator/UrlGenerator.php @@ -0,0 +1,39 @@ + + * + * For the full copyright and license information, please view the LICENSE + * file that was distributed with this source code. + */ + +namespace Twig\Gettext\Routing\Generator; + +use Symfony\Component\Routing\Generator\UrlGeneratorInterface; +use Symfony\Component\Routing\RequestContext; + +/** + * Dummy url generator. + * + * @author Саша Стаменковић + */ +class UrlGenerator implements UrlGeneratorInterface +{ + protected $context; + + public function generate($name, $parameters = array(), $absolute = false) + { + } + + public function getContext() + { + return $this->context; + } + + public function setContext(RequestContext $context) + { + $this->context = $context; + } +} diff --git a/inc/Twig/Extensions/Gettext/Test/ExtractorTest.php b/inc/Twig/Extensions/Gettext/Test/ExtractorTest.php new file mode 100644 index 0000000..d467835 --- /dev/null +++ b/inc/Twig/Extensions/Gettext/Test/ExtractorTest.php @@ -0,0 +1,123 @@ + + * + * For the full copyright and license information, please view the LICENSE + * file that was distributed with this source code. + */ + +namespace Twig\Gettext\Test; + +use Twig\Gettext\Extractor; +use Twig\Gettext\Loader\Filesystem; +use Symfony\Component\Translation\Loader\PoFileLoader; + +/** + * @author Саша Стаменковић + */ +class ExtractorTest extends \PHPUnit_Framework_TestCase +{ + /** + * @var \Twig_Environment + */ + protected $twig; + + /** + * @var PoFileLoader + */ + protected $loader; + + protected function setUp() + { + $this->twig = new \Twig_Environment(new Filesystem('/'), array( + 'cache' => '/tmp/cache/'.uniqid(), + 'auto_reload' => true + )); + $this->twig->addExtension(new \Twig_Extensions_Extension_I18n()); + + $this->loader = new PoFileLoader(); + } + + /** + * @dataProvider testExtractDataProvider + */ + public function testExtract(array $templates, array $parameters, array $messages) + { + $extractor = new Extractor($this->twig); + + foreach ($templates as $template) { + $extractor->addTemplate($template); + } + foreach ($parameters as $parameter) { + $extractor->addGettextParameter($parameter); + } + + $extractor->extract(); + + $catalog = $this->loader->load($this->getPotFile(), null); + + foreach ($messages as $message) { + $this->assertTrue( + $catalog->has($message), + sprintf('Message "%s" not found in catalog.', $message) + ); + } + } + + public function testExtractDataProvider() + { + return array( + array( + array( + __DIR__.'/Fixtures/twig/singular.twig', + __DIR__.'/Fixtures/twig/plural.twig', + ), + $this->getGettextParameters(), + array( + 'Hello %name%!', + 'Hello World!', + 'Hey %name%, I have one apple.', + 'Hey %name%, I have %count% apples.', + ), + ), + ); + } + + public function testExtractNoTranslations() + { + $extractor = new Extractor($this->twig); + + $extractor->addTemplate(__DIR__.'/Fixtures/twig/empty.twig'); + $extractor->setGettextParameters($this->getGettextParameters()); + + $extractor->extract(); + + $catalog = $this->loader->load($this->getPotFile(), null); + + $this->assertEmpty($catalog->all('messages')); + } + + private function getPotFile() + { + return __DIR__.'/Fixtures/messages.pot'; + } + + private function getGettextParameters() + { + return array( + '--force-po', + '-o', + $this->getPotFile(), + ); + } + + protected function tearDown() + { + if (file_exists($this->getPotFile())) { + unlink($this->getPotFile()); + } + } +} diff --git a/inc/Twig/Extensions/Gettext/Test/Fixtures/twig/empty.twig b/inc/Twig/Extensions/Gettext/Test/Fixtures/twig/empty.twig new file mode 100644 index 0000000..05f0d26 --- /dev/null +++ b/inc/Twig/Extensions/Gettext/Test/Fixtures/twig/empty.twig @@ -0,0 +1 @@ +Nothing to translate here. diff --git a/inc/Twig/Extensions/Gettext/Test/Fixtures/twig/plural.twig b/inc/Twig/Extensions/Gettext/Test/Fixtures/twig/plural.twig new file mode 100644 index 0000000..f9754ff --- /dev/null +++ b/inc/Twig/Extensions/Gettext/Test/Fixtures/twig/plural.twig @@ -0,0 +1,5 @@ +{% trans %} + Hey {{ name }}, I have one apple. +{% plural apple_count %} + Hey {{ name }}, I have {{ count }} apples. +{% endtrans %} diff --git a/inc/Twig/Extensions/Gettext/Test/Fixtures/twig/singular.twig b/inc/Twig/Extensions/Gettext/Test/Fixtures/twig/singular.twig new file mode 100644 index 0000000..d757cf9 --- /dev/null +++ b/inc/Twig/Extensions/Gettext/Test/Fixtures/twig/singular.twig @@ -0,0 +1,9 @@ +{% trans "Hello World!" %} + +{% trans %} + Hello World! +{% endtrans %} + +{% trans %} + Hello {{ name }}! +{% endtrans %} diff --git a/inc/Twig/Extensions/Grammar.php b/inc/Twig/Extensions/Grammar.php new file mode 100644 index 0000000..4d031b1 --- /dev/null +++ b/inc/Twig/Extensions/Grammar.php @@ -0,0 +1,30 @@ +name = $name; + } + + public function setParser(Twig_ParserInterface $parser) + { + $this->parser = $parser; + } + + public function getName() + { + return $this->name; + } +} diff --git a/inc/Twig/Extensions/Grammar/Arguments.php b/inc/Twig/Extensions/Grammar/Arguments.php new file mode 100644 index 0000000..158c05a --- /dev/null +++ b/inc/Twig/Extensions/Grammar/Arguments.php @@ -0,0 +1,22 @@ +', $this->name); + } + + public function parse(Twig_Token $token) + { + return $this->parser->getExpressionParser()->parseArguments(); + } +} diff --git a/inc/Twig/Extensions/Grammar/Array.php b/inc/Twig/Extensions/Grammar/Array.php new file mode 100644 index 0000000..34aece0 --- /dev/null +++ b/inc/Twig/Extensions/Grammar/Array.php @@ -0,0 +1,22 @@ +', $this->name); + } + + public function parse(Twig_Token $token) + { + return $this->parser->getExpressionParser()->parseArrayExpression(); + } +} diff --git a/inc/Twig/Extensions/Grammar/Body.php b/inc/Twig/Extensions/Grammar/Body.php new file mode 100644 index 0000000..540cfc7 --- /dev/null +++ b/inc/Twig/Extensions/Grammar/Body.php @@ -0,0 +1,39 @@ +end = null === $end ? 'end'.$name : $end; + } + + public function __toString() + { + return sprintf('<%s:body>', $this->name); + } + + public function parse(Twig_Token $token) + { + $stream = $this->parser->getStream(); + $stream->expect(Twig_Token::BLOCK_END_TYPE); + + return $this->parser->subparse(array($this, 'decideBlockEnd'), true); + } + + public function decideBlockEnd(Twig_Token $token) + { + return $token->test($this->end); + } +} diff --git a/inc/Twig/Extensions/Grammar/Boolean.php b/inc/Twig/Extensions/Grammar/Boolean.php new file mode 100644 index 0000000..c004809 --- /dev/null +++ b/inc/Twig/Extensions/Grammar/Boolean.php @@ -0,0 +1,24 @@ +', $this->name); + } + + public function parse(Twig_Token $token) + { + $this->parser->getStream()->expect(Twig_Token::NAME_TYPE, array('true', 'false')); + + return new Twig_Node_Expression_Constant('true' === $token->getValue() ? true : false, $token->getLine()); + } +} diff --git a/inc/Twig/Extensions/Grammar/Constant.php b/inc/Twig/Extensions/Grammar/Constant.php new file mode 100644 index 0000000..9df6045 --- /dev/null +++ b/inc/Twig/Extensions/Grammar/Constant.php @@ -0,0 +1,37 @@ +name = $name; + $this->type = null === $type ? Twig_Token::NAME_TYPE : $type; + } + + public function __toString() + { + return $this->name; + } + + public function parse(Twig_Token $token) + { + $this->parser->getStream()->expect($this->type, $this->name); + + return $this->name; + } + + public function getType() + { + return $this->type; + } +} diff --git a/inc/Twig/Extensions/Grammar/Expression.php b/inc/Twig/Extensions/Grammar/Expression.php new file mode 100644 index 0000000..4c33df0 --- /dev/null +++ b/inc/Twig/Extensions/Grammar/Expression.php @@ -0,0 +1,22 @@ +', $this->name); + } + + public function parse(Twig_Token $token) + { + return $this->parser->getExpressionParser()->parseExpression(); + } +} diff --git a/inc/Twig/Extensions/Grammar/Hash.php b/inc/Twig/Extensions/Grammar/Hash.php new file mode 100644 index 0000000..98b07d2 --- /dev/null +++ b/inc/Twig/Extensions/Grammar/Hash.php @@ -0,0 +1,22 @@ +', $this->name); + } + + public function parse(Twig_Token $token) + { + return $this->parser->getExpressionParser()->parseHashExpression(); + } +} diff --git a/inc/Twig/Extensions/Grammar/Number.php b/inc/Twig/Extensions/Grammar/Number.php new file mode 100644 index 0000000..f0857d2 --- /dev/null +++ b/inc/Twig/Extensions/Grammar/Number.php @@ -0,0 +1,24 @@ +', $this->name); + } + + public function parse(Twig_Token $token) + { + $this->parser->getStream()->expect(Twig_Token::NUMBER_TYPE); + + return new Twig_Node_Expression_Constant($token->getValue(), $token->getLine()); + } +} diff --git a/inc/Twig/Extensions/Grammar/Optional.php b/inc/Twig/Extensions/Grammar/Optional.php new file mode 100644 index 0000000..da42748 --- /dev/null +++ b/inc/Twig/Extensions/Grammar/Optional.php @@ -0,0 +1,69 @@ +grammar = array(); + foreach (func_get_args() as $grammar) { + $this->addGrammar($grammar); + } + } + + public function __toString() + { + $repr = array(); + foreach ($this->grammar as $grammar) { + $repr[] = (string) $grammar; + } + + return sprintf('[%s]', implode(' ', $repr)); + } + + public function addGrammar(Twig_Extensions_GrammarInterface $grammar) + { + $this->grammar[] = $grammar; + } + + public function parse(Twig_Token $token) + { + // test if we have the optional element before consuming it + if ($this->grammar[0] instanceof Twig_Extensions_Grammar_Constant) { + if (!$this->parser->getStream()->test($this->grammar[0]->getType(), $this->grammar[0]->getName())) { + return array(); + } + } elseif ($this->grammar[0] instanceof Twig_Extensions_Grammar_Name) { + if (!$this->parser->getStream()->test(Twig_Token::NAME_TYPE)) { + return array(); + } + } elseif ($this->parser->getStream()->test(Twig_Token::BLOCK_END_TYPE)) { + // if this is not a Constant or a Name, it must be the last element of the tag + + return array(); + } + + $elements = array(); + foreach ($this->grammar as $grammar) { + $grammar->setParser($this->parser); + + $element = $grammar->parse($token); + if (is_array($element)) { + $elements = array_merge($elements, $element); + } else { + $elements[$grammar->getName()] = $element; + } + } + + return $elements; + } +} diff --git a/inc/Twig/Extensions/Grammar/Switch.php b/inc/Twig/Extensions/Grammar/Switch.php new file mode 100644 index 0000000..4245f2c --- /dev/null +++ b/inc/Twig/Extensions/Grammar/Switch.php @@ -0,0 +1,24 @@ +', $this->name); + } + + public function parse(Twig_Token $token) + { + $this->parser->getStream()->expect(Twig_Token::NAME_TYPE, $this->name); + + return new Twig_Node_Expression_Constant(true, $token->getLine()); + } +} diff --git a/inc/Twig/Extensions/Grammar/Tag.php b/inc/Twig/Extensions/Grammar/Tag.php new file mode 100644 index 0000000..727f261 --- /dev/null +++ b/inc/Twig/Extensions/Grammar/Tag.php @@ -0,0 +1,56 @@ +grammar = array(); + foreach (func_get_args() as $grammar) { + $this->addGrammar($grammar); + } + } + + public function __toString() + { + $repr = array(); + foreach ($this->grammar as $grammar) { + $repr[] = (string) $grammar; + } + + return implode(' ', $repr); + } + + public function addGrammar(Twig_Extensions_GrammarInterface $grammar) + { + $this->grammar[] = $grammar; + } + + public function parse(Twig_Token $token) + { + $elements = array(); + foreach ($this->grammar as $grammar) { + $grammar->setParser($this->parser); + + $element = $grammar->parse($token); + if (is_array($element)) { + $elements = array_merge($elements, $element); + } else { + $elements[$grammar->getName()] = $element; + } + } + + $this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE); + + return $elements; + } +} diff --git a/inc/Twig/Extensions/GrammarInterface.php b/inc/Twig/Extensions/GrammarInterface.php new file mode 100644 index 0000000..22713bf --- /dev/null +++ b/inc/Twig/Extensions/GrammarInterface.php @@ -0,0 +1,18 @@ + + * @version SVN: $Id$ + */ +class Twig_Extensions_Node_Debug extends Twig_Node +{ + public function __construct(Twig_Node_Expression $expr = null, $lineno, $tag = null) + { + parent::__construct(array('expr' => $expr), array(), $lineno, $tag); + } + + /** + * Compiles the node to PHP. + * + * @param Twig_Compiler A Twig_Compiler instance + */ + public function compile(Twig_Compiler $compiler) + { + $compiler->addDebugInfo($this); + + $compiler + ->write("if (\$this->env->isDebug()) {\n") + ->indent() + ; + + if (null === $this->getNode('expr')) { + // remove embedded templates (macros) from the context + $compiler + ->write("\$vars = array();\n") + ->write("foreach (\$context as \$key => \$value) {\n") + ->indent() + ->write("if (!\$value instanceof Twig_Template) {\n") + ->indent() + ->write("\$vars[\$key] = \$value;\n") + ->outdent() + ->write("}\n") + ->outdent() + ->write("}\n") + ->write("var_dump(\$vars);\n") + ; + } else { + $compiler + ->write("var_dump(") + ->subcompile($this->getNode('expr')) + ->raw(");\n") + ; + } + + $compiler + ->outdent() + ->write("}\n") + ; + } +} diff --git a/inc/Twig/Extensions/Node/Trans.php b/inc/Twig/Extensions/Node/Trans.php new file mode 100644 index 0000000..d12564a --- /dev/null +++ b/inc/Twig/Extensions/Node/Trans.php @@ -0,0 +1,133 @@ + + */ +class Twig_Extensions_Node_Trans extends Twig_Node +{ + public function __construct(Twig_NodeInterface $body, Twig_NodeInterface $plural = null, Twig_Node_Expression $count = null, $lineno, $tag = null) + { + parent::__construct(array('count' => $count, 'body' => $body, 'plural' => $plural), array(), $lineno, $tag); + } + + /** + * Compiles the node to PHP. + * + * @param Twig_Compiler A Twig_Compiler instance + */ + public function compile(Twig_Compiler $compiler) + { + $compiler->addDebugInfo($this); + + list($msg, $vars) = $this->compileString($this->getNode('body')); + + if (null !== $this->getNode('plural')) { + list($msg1, $vars1) = $this->compileString($this->getNode('plural')); + + $vars = array_merge($vars, $vars1); + } + + $function = null === $this->getNode('plural') ? 'gettext' : 'ngettext'; + + if ($vars) { + $compiler + ->write('echo strtr('.$function.'(') + ->subcompile($msg) + ; + + if (null !== $this->getNode('plural')) { + $compiler + ->raw(', ') + ->subcompile($msg1) + ->raw(', abs(') + ->subcompile($this->getNode('count')) + ->raw(')') + ; + } + + $compiler->raw('), array('); + + foreach ($vars as $var) { + if ('count' === $var->getAttribute('name')) { + $compiler + ->string('%count%') + ->raw(' => abs(') + ->subcompile($this->getNode('count')) + ->raw('), ') + ; + } else { + $compiler + ->string('%'.$var->getAttribute('name').'%') + ->raw(' => ') + ->subcompile($var) + ->raw(', ') + ; + } + } + + $compiler->raw("));\n"); + } else { + $compiler + ->write('echo '.$function.'(') + ->subcompile($msg) + ; + + if (null !== $this->getNode('plural')) { + $compiler + ->raw(', ') + ->subcompile($msg1) + ->raw(', abs(') + ->subcompile($this->getNode('count')) + ->raw(')') + ; + } + + $compiler->raw(");\n"); + } + } + + protected function compileString(Twig_NodeInterface $body) + { + if ($body instanceof Twig_Node_Expression_Name || $body instanceof Twig_Node_Expression_Constant || $body instanceof Twig_Node_Expression_TempName) { + return array($body, array()); + } + + $vars = array(); + if (count($body)) { + $msg = ''; + + foreach ($body as $node) { + if (get_class($node) === 'Twig_Node' && $node->getNode(0) instanceof Twig_Node_SetTemp) { + $node = $node->getNode(1); + } + + if ($node instanceof Twig_Node_Print) { + $n = $node->getNode('expr'); + while ($n instanceof Twig_Node_Expression_Filter) { + $n = $n->getNode('node'); + } + $msg .= sprintf('%%%s%%', $n->getAttribute('name')); + $vars[] = new Twig_Node_Expression_Name($n->getAttribute('name'), $n->getLine()); + } else { + $msg .= $node->getAttribute('data'); + } + } + } else { + $msg = $body->getAttribute('data'); + } + + return array(new Twig_Node(array(new Twig_Node_Expression_Constant(trim($msg), $body->getLine()))), $vars); + } +} diff --git a/inc/Twig/Extensions/SimpleTokenParser.php b/inc/Twig/Extensions/SimpleTokenParser.php new file mode 100644 index 0000000..4954648 --- /dev/null +++ b/inc/Twig/Extensions/SimpleTokenParser.php @@ -0,0 +1,132 @@ +getGrammar(); + if (!is_object($grammar)) { + $grammar = self::parseGrammar($grammar); + } + + $grammar->setParser($this->parser); + $values = $grammar->parse($token); + + return $this->getNode($values, $token->getLine()); + } + + /** + * Gets the grammar as an object or as a string. + * + * @return string|Twig_Extensions_Grammar A Twig_Extensions_Grammar instance or a string + */ + abstract protected function getGrammar(); + + /** + * Gets the nodes based on the parsed values. + * + * @param array $values An array of values + * @param integer $line The parser line + */ + abstract protected function getNode(array $values, $line); + + protected function getAttribute($node, $attribute, $arguments = array(), $type = Twig_Node_Expression_GetAttr::TYPE_ANY, $line = -1) + { + return new Twig_Node_Expression_GetAttr( + $node instanceof Twig_NodeInterface ? $node : new Twig_Node_Expression_Name($node, $line), + $attribute instanceof Twig_NodeInterface ? $attribute : new Twig_Node_Expression_Constant($attribute, $line), + $arguments instanceof Twig_NodeInterface ? $arguments : new Twig_Node($arguments), + $type, + $line + ); + } + + protected function call($node, $attribute, $arguments = array(), $line = -1) + { + return $this->getAttribute($node, $attribute, $arguments, Twig_Node_Expression_GetAttr::TYPE_METHOD, $line); + } + + protected function markAsSafe(Twig_NodeInterface $node, $line = -1) + { + return new Twig_Node_Expression_Filter( + $node, + new Twig_Node_Expression_Constant('raw', $line), + new Twig_Node(), + $line + ); + } + + protected function output(Twig_NodeInterface $node, $line = -1) + { + return new Twig_Node_Print($node, $line); + } + + protected function getNodeValues(array $values) + { + $nodes = array(); + foreach ($values as $value) { + if ($value instanceof Twig_NodeInterface) { + $nodes[] = $value; + } + } + + return $nodes; + } + + static public function parseGrammar($str, $main = true) + { + static $cursor; + + if (true === $main) { + $cursor = 0; + $grammar = new Twig_Extensions_Grammar_Tag(); + } else { + $grammar = new Twig_Extensions_Grammar_Optional(); + } + + while ($cursor < strlen($str)) { + if (preg_match('/\s+/A', $str, $match, null, $cursor)) { + $cursor += strlen($match[0]); + } elseif (preg_match('/<(\w+)(?:\:(\w+))?>/A', $str, $match, null, $cursor)) { + $class = sprintf('Twig_Extensions_Grammar_%s', ucfirst(isset($match[2]) ? $match[2] : 'Expression')); + if (!class_exists($class)) { + throw new Twig_Error_Runtime(sprintf('Unable to understand "%s" in grammar (%s class does not exist)', $match[0], $class)); + } + $grammar->addGrammar(new $class($match[1])); + $cursor += strlen($match[0]); + } elseif (preg_match('/\w+/A', $str, $match, null, $cursor)) { + $grammar->addGrammar(new Twig_Extensions_Grammar_Constant($match[0])); + $cursor += strlen($match[0]); + } elseif (preg_match('/,/A', $str, $match, null, $cursor)) { + $grammar->addGrammar(new Twig_Extensions_Grammar_Constant($match[0], Twig_Token::PUNCTUATION_TYPE)); + $cursor += strlen($match[0]); + } elseif (preg_match('/\[/A', $str, $match, null, $cursor)) { + $cursor += strlen($match[0]); + $grammar->addGrammar(self::parseGrammar($str, false)); + } elseif (true !== $main && preg_match('/\]/A', $str, $match, null, $cursor)) { + $cursor += strlen($match[0]); + + return $grammar; + } else { + throw new Twig_Error_Runtime(sprintf('Unable to parse grammar "%s" near "...%s..."', $str, substr($str, $cursor, 10))); + } + } + + return $grammar; + } +} diff --git a/inc/Twig/Extensions/TokenParser/Debug.php b/inc/Twig/Extensions/TokenParser/Debug.php new file mode 100644 index 0000000..4a7dfcc --- /dev/null +++ b/inc/Twig/Extensions/TokenParser/Debug.php @@ -0,0 +1,42 @@ +getLine(); + + $expr = null; + if (!$this->parser->getStream()->test(Twig_Token::BLOCK_END_TYPE)) { + $expr = $this->parser->getExpressionParser()->parseExpression(); + } + $this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE); + + return new Twig_Extensions_Node_Debug($expr, $lineno, $this->getTag()); + } + + /** + * Gets the tag name associated with this token parser. + * + * @param string The tag name + */ + public function getTag() + { + return 'debug'; + } +} diff --git a/inc/Twig/Extensions/TokenParser/Trans.php b/inc/Twig/Extensions/TokenParser/Trans.php new file mode 100644 index 0000000..5e2dc46 --- /dev/null +++ b/inc/Twig/Extensions/TokenParser/Trans.php @@ -0,0 +1,80 @@ +getLine(); + $stream = $this->parser->getStream(); + $count = null; + $plural = null; + + if (!$stream->test(Twig_Token::BLOCK_END_TYPE)) { + $body = $this->parser->getExpressionParser()->parseExpression(); + } else { + $stream->expect(Twig_Token::BLOCK_END_TYPE); + $body = $this->parser->subparse(array($this, 'decideForFork')); + if ('plural' === $stream->next()->getValue()) { + $count = $this->parser->getExpressionParser()->parseExpression(); + $stream->expect(Twig_Token::BLOCK_END_TYPE); + $plural = $this->parser->subparse(array($this, 'decideForEnd'), true); + } + } + + $stream->expect(Twig_Token::BLOCK_END_TYPE); + + $this->checkTransString($body, $lineno); + + return new Twig_Extensions_Node_Trans($body, $plural, $count, $lineno, $this->getTag()); + } + + public function decideForFork(Twig_Token $token) + { + return $token->test(array('plural', 'endtrans')); + } + + public function decideForEnd(Twig_Token $token) + { + return $token->test('endtrans'); + } + + /** + * Gets the tag name associated with this token parser. + * + * @param string The tag name + */ + public function getTag() + { + return 'trans'; + } + + protected function checkTransString(Twig_NodeInterface $body, $lineno) + { + foreach ($body as $i => $node) { + if ( + $node instanceof Twig_Node_Text + || + ($node instanceof Twig_Node_Print && $node->getNode('expr') instanceof Twig_Node_Expression_Name) + ) { + continue; + } + + throw new Twig_Error_Syntax(sprintf('The text to be translated with "trans" can only contain references to simple variables'), $lineno); + } + } +} diff --git a/inc/Twig/Filter.php b/inc/Twig/Filter.php new file mode 100644 index 0000000..5cfbb66 --- /dev/null +++ b/inc/Twig/Filter.php @@ -0,0 +1,81 @@ + + * @deprecated since 1.12 (to be removed in 2.0) + */ +abstract class Twig_Filter implements Twig_FilterInterface, Twig_FilterCallableInterface +{ + protected $options; + protected $arguments = array(); + + public function __construct(array $options = array()) + { + $this->options = array_merge(array( + 'needs_environment' => false, + 'needs_context' => false, + 'pre_escape' => null, + 'preserves_safety' => null, + 'callable' => null, + ), $options); + } + + public function setArguments($arguments) + { + $this->arguments = $arguments; + } + + public function getArguments() + { + return $this->arguments; + } + + public function needsEnvironment() + { + return $this->options['needs_environment']; + } + + public function needsContext() + { + return $this->options['needs_context']; + } + + public function getSafe(Twig_Node $filterArgs) + { + if (isset($this->options['is_safe'])) { + return $this->options['is_safe']; + } + + if (isset($this->options['is_safe_callback'])) { + return call_user_func($this->options['is_safe_callback'], $filterArgs); + } + } + + public function getPreservesSafety() + { + return $this->options['preserves_safety']; + } + + public function getPreEscape() + { + return $this->options['pre_escape']; + } + + public function getCallable() + { + return $this->options['callable']; + } +} diff --git a/inc/Twig/Filter/Function.php b/inc/Twig/Filter/Function.php new file mode 100644 index 0000000..ad374a5 --- /dev/null +++ b/inc/Twig/Filter/Function.php @@ -0,0 +1,37 @@ + + * @deprecated since 1.12 (to be removed in 2.0) + */ +class Twig_Filter_Function extends Twig_Filter +{ + protected $function; + + public function __construct($function, array $options = array()) + { + $options['callable'] = $function; + + parent::__construct($options); + + $this->function = $function; + } + + public function compile() + { + return $this->function; + } +} diff --git a/inc/Twig/Filter/Method.php b/inc/Twig/Filter/Method.php new file mode 100644 index 0000000..63c8c3b --- /dev/null +++ b/inc/Twig/Filter/Method.php @@ -0,0 +1,39 @@ + + * @deprecated since 1.12 (to be removed in 2.0) + */ +class Twig_Filter_Method extends Twig_Filter +{ + protected $extension; + protected $method; + + public function __construct(Twig_ExtensionInterface $extension, $method, array $options = array()) + { + $options['callable'] = array($extension, $method); + + parent::__construct($options); + + $this->extension = $extension; + $this->method = $method; + } + + public function compile() + { + return sprintf('$this->env->getExtension(\'%s\')->%s', $this->extension->getName(), $this->method); + } +} diff --git a/inc/Twig/Filter/Node.php b/inc/Twig/Filter/Node.php new file mode 100644 index 0000000..8744c5e --- /dev/null +++ b/inc/Twig/Filter/Node.php @@ -0,0 +1,39 @@ + + * @deprecated since 1.12 (to be removed in 2.0) + */ +class Twig_Filter_Node extends Twig_Filter +{ + protected $class; + + public function __construct($class, array $options = array()) + { + parent::__construct($options); + + $this->class = $class; + } + + public function getClass() + { + return $this->class; + } + + public function compile() + { + } +} diff --git a/inc/Twig/FilterCallableInterface.php b/inc/Twig/FilterCallableInterface.php new file mode 100644 index 0000000..145534d --- /dev/null +++ b/inc/Twig/FilterCallableInterface.php @@ -0,0 +1,23 @@ + + * @deprecated since 1.12 (to be removed in 2.0) + */ +interface Twig_FilterCallableInterface +{ + public function getCallable(); +} diff --git a/inc/Twig/FilterInterface.php b/inc/Twig/FilterInterface.php new file mode 100644 index 0000000..5319ecc --- /dev/null +++ b/inc/Twig/FilterInterface.php @@ -0,0 +1,42 @@ + + * @deprecated since 1.12 (to be removed in 2.0) + */ +interface Twig_FilterInterface +{ + /** + * Compiles a filter. + * + * @return string The PHP code for the filter + */ + public function compile(); + + public function needsEnvironment(); + + public function needsContext(); + + public function getSafe(Twig_Node $filterArgs); + + public function getPreservesSafety(); + + public function getPreEscape(); + + public function setArguments($arguments); + + public function getArguments(); +} diff --git a/inc/Twig/Function.php b/inc/Twig/Function.php new file mode 100644 index 0000000..b5ffb2b --- /dev/null +++ b/inc/Twig/Function.php @@ -0,0 +1,71 @@ + + * @deprecated since 1.12 (to be removed in 2.0) + */ +abstract class Twig_Function implements Twig_FunctionInterface, Twig_FunctionCallableInterface +{ + protected $options; + protected $arguments = array(); + + public function __construct(array $options = array()) + { + $this->options = array_merge(array( + 'needs_environment' => false, + 'needs_context' => false, + 'callable' => null, + ), $options); + } + + public function setArguments($arguments) + { + $this->arguments = $arguments; + } + + public function getArguments() + { + return $this->arguments; + } + + public function needsEnvironment() + { + return $this->options['needs_environment']; + } + + public function needsContext() + { + return $this->options['needs_context']; + } + + public function getSafe(Twig_Node $functionArgs) + { + if (isset($this->options['is_safe'])) { + return $this->options['is_safe']; + } + + if (isset($this->options['is_safe_callback'])) { + return call_user_func($this->options['is_safe_callback'], $functionArgs); + } + + return array(); + } + + public function getCallable() + { + return $this->options['callable']; + } +} diff --git a/inc/Twig/Function/Function.php b/inc/Twig/Function/Function.php new file mode 100644 index 0000000..d1e1b96 --- /dev/null +++ b/inc/Twig/Function/Function.php @@ -0,0 +1,38 @@ + + * @deprecated since 1.12 (to be removed in 2.0) + */ +class Twig_Function_Function extends Twig_Function +{ + protected $function; + + public function __construct($function, array $options = array()) + { + $options['callable'] = $function; + + parent::__construct($options); + + $this->function = $function; + } + + public function compile() + { + return $this->function; + } +} diff --git a/inc/Twig/Function/Method.php b/inc/Twig/Function/Method.php new file mode 100644 index 0000000..67039a9 --- /dev/null +++ b/inc/Twig/Function/Method.php @@ -0,0 +1,40 @@ + + * @deprecated since 1.12 (to be removed in 2.0) + */ +class Twig_Function_Method extends Twig_Function +{ + protected $extension; + protected $method; + + public function __construct(Twig_ExtensionInterface $extension, $method, array $options = array()) + { + $options['callable'] = array($extension, $method); + + parent::__construct($options); + + $this->extension = $extension; + $this->method = $method; + } + + public function compile() + { + return sprintf('$this->env->getExtension(\'%s\')->%s', $this->extension->getName(), $this->method); + } +} diff --git a/inc/Twig/Function/Node.php b/inc/Twig/Function/Node.php new file mode 100644 index 0000000..06a0d0d --- /dev/null +++ b/inc/Twig/Function/Node.php @@ -0,0 +1,39 @@ + + * @deprecated since 1.12 (to be removed in 2.0) + */ +class Twig_Function_Node extends Twig_Function +{ + protected $class; + + public function __construct($class, array $options = array()) + { + parent::__construct($options); + + $this->class = $class; + } + + public function getClass() + { + return $this->class; + } + + public function compile() + { + } +} diff --git a/inc/Twig/FunctionCallableInterface.php b/inc/Twig/FunctionCallableInterface.php new file mode 100644 index 0000000..0aab4f5 --- /dev/null +++ b/inc/Twig/FunctionCallableInterface.php @@ -0,0 +1,23 @@ + + * @deprecated since 1.12 (to be removed in 2.0) + */ +interface Twig_FunctionCallableInterface +{ + public function getCallable(); +} diff --git a/inc/Twig/FunctionInterface.php b/inc/Twig/FunctionInterface.php new file mode 100644 index 0000000..67f4f89 --- /dev/null +++ b/inc/Twig/FunctionInterface.php @@ -0,0 +1,39 @@ + + * @deprecated since 1.12 (to be removed in 2.0) + */ +interface Twig_FunctionInterface +{ + /** + * Compiles a function. + * + * @return string The PHP code for the function + */ + public function compile(); + + public function needsEnvironment(); + + public function needsContext(); + + public function getSafe(Twig_Node $filterArgs); + + public function setArguments($arguments); + + public function getArguments(); +} diff --git a/inc/Twig/Gettext/Extractor.php b/inc/Twig/Gettext/Extractor.php new file mode 100644 index 0000000..e7fa1af --- /dev/null +++ b/inc/Twig/Gettext/Extractor.php @@ -0,0 +1,95 @@ + + * + * For the full copyright and license information, please view the LICENSE + * file that was distributed with this source code. + */ + +namespace Twig\Gettext; + +use Symfony\Component\Filesystem\Filesystem; + +/** + * Extracts translations from twig templates. + * + * @author Саша Стаменковић + */ +class Extractor +{ + /** + * @var \Twig_Environment + */ + protected $environment; + + /** + * Template cached file names. + * + * @var string[] + */ + protected $templates; + + /** + * Gettext parameters. + * + * @var string[] + */ + protected $parameters; + + public function __construct(\Twig_Environment $environment) + { + $this->environment = $environment; + $this->reset(); + } + + protected function reset() + { + $this->templates = array(); + $this->parameters = array(); + } + + public function addTemplate($path) + { + $this->environment->loadTemplate($path); + $this->templates[] = $this->environment->getCacheFilename($path); + } + + public function addGettextParameter($parameter) + { + $this->parameters[] = $parameter; + } + + public function setGettextParameters(array $parameters) + { + $this->parameters = $parameters; + } + + public function extract() + { + $command = 'xgettext'; + $command .= ' '.join(' ', $this->parameters); + $command .= ' '.join(' ', $this->templates); + + $error = 0; + $output = system($command, $error); + if (0 !== $error) { + throw new \RuntimeException(sprintf( + 'Gettext command "%s" failed with error code %s and output: %s', + $command, + $error, + $output + )); + } + + $this->reset(); + } + + public function __destruct() + { + $filesystem = new Filesystem(); + $filesystem->remove($this->environment->getCache()); + } +} diff --git a/inc/Twig/Gettext/Loader/Filesystem.php b/inc/Twig/Gettext/Loader/Filesystem.php new file mode 100644 index 0000000..b011b03 --- /dev/null +++ b/inc/Twig/Gettext/Loader/Filesystem.php @@ -0,0 +1,58 @@ + + * + * For the full copyright and license information, please view the LICENSE + * file that was distributed with this source code. + */ + +namespace Twig\Gettext\Loader; + +/** + * Loads template from the filesystem. + * + * @author Саша Стаменковић + */ +class Filesystem extends \Twig_Loader_Filesystem +{ + /** + * Hacked find template to allow loading templates by absolute path. + * + * @param string $name template name or absolute path + */ + protected function findTemplate($name) + { + // normalize name + $name = preg_replace('#/{2,}#', '/', strtr($name, '\\', '/')); + + if (isset($this->cache[$name])) { + return $this->cache[$name]; + } + + $this->validateName($name); + + $namespace = '__main__'; + if (isset($name[0]) && '@' == $name[0]) { + if (false === $pos = strpos($name, '/')) { + throw new \InvalidArgumentException(sprintf('Malformed namespaced template name "%s" (expecting "@namespace/template_name").', $name)); + } + + $namespace = substr($name, 1, $pos - 1); + + $name = substr($name, $pos + 1); + } + + if (!isset($this->paths[$namespace])) { + throw new \Twig_Error_Loader(sprintf('There are no registered paths for namespace "%s".', $namespace)); + } + + if (is_file($name)) { + return $this->cache[$name] = $name; + } + + return __DIR__.'/../Test/Fixtures/twig/empty.twig'; + } +} diff --git a/inc/Twig/Gettext/Routing/Generator/UrlGenerator.php b/inc/Twig/Gettext/Routing/Generator/UrlGenerator.php new file mode 100644 index 0000000..9e3431b --- /dev/null +++ b/inc/Twig/Gettext/Routing/Generator/UrlGenerator.php @@ -0,0 +1,39 @@ + + * + * For the full copyright and license information, please view the LICENSE + * file that was distributed with this source code. + */ + +namespace Twig\Gettext\Routing\Generator; + +use Symfony\Component\Routing\Generator\UrlGeneratorInterface; +use Symfony\Component\Routing\RequestContext; + +/** + * Dummy url generator. + * + * @author Саша Стаменковић + */ +class UrlGenerator implements UrlGeneratorInterface +{ + protected $context; + + public function generate($name, $parameters = array(), $absolute = false) + { + } + + public function getContext() + { + return $this->context; + } + + public function setContext(RequestContext $context) + { + $this->context = $context; + } +} diff --git a/inc/Twig/Gettext/Test/ExtractorTest.php b/inc/Twig/Gettext/Test/ExtractorTest.php new file mode 100644 index 0000000..d467835 --- /dev/null +++ b/inc/Twig/Gettext/Test/ExtractorTest.php @@ -0,0 +1,123 @@ + + * + * For the full copyright and license information, please view the LICENSE + * file that was distributed with this source code. + */ + +namespace Twig\Gettext\Test; + +use Twig\Gettext\Extractor; +use Twig\Gettext\Loader\Filesystem; +use Symfony\Component\Translation\Loader\PoFileLoader; + +/** + * @author Саша Стаменковић + */ +class ExtractorTest extends \PHPUnit_Framework_TestCase +{ + /** + * @var \Twig_Environment + */ + protected $twig; + + /** + * @var PoFileLoader + */ + protected $loader; + + protected function setUp() + { + $this->twig = new \Twig_Environment(new Filesystem('/'), array( + 'cache' => '/tmp/cache/'.uniqid(), + 'auto_reload' => true + )); + $this->twig->addExtension(new \Twig_Extensions_Extension_I18n()); + + $this->loader = new PoFileLoader(); + } + + /** + * @dataProvider testExtractDataProvider + */ + public function testExtract(array $templates, array $parameters, array $messages) + { + $extractor = new Extractor($this->twig); + + foreach ($templates as $template) { + $extractor->addTemplate($template); + } + foreach ($parameters as $parameter) { + $extractor->addGettextParameter($parameter); + } + + $extractor->extract(); + + $catalog = $this->loader->load($this->getPotFile(), null); + + foreach ($messages as $message) { + $this->assertTrue( + $catalog->has($message), + sprintf('Message "%s" not found in catalog.', $message) + ); + } + } + + public function testExtractDataProvider() + { + return array( + array( + array( + __DIR__.'/Fixtures/twig/singular.twig', + __DIR__.'/Fixtures/twig/plural.twig', + ), + $this->getGettextParameters(), + array( + 'Hello %name%!', + 'Hello World!', + 'Hey %name%, I have one apple.', + 'Hey %name%, I have %count% apples.', + ), + ), + ); + } + + public function testExtractNoTranslations() + { + $extractor = new Extractor($this->twig); + + $extractor->addTemplate(__DIR__.'/Fixtures/twig/empty.twig'); + $extractor->setGettextParameters($this->getGettextParameters()); + + $extractor->extract(); + + $catalog = $this->loader->load($this->getPotFile(), null); + + $this->assertEmpty($catalog->all('messages')); + } + + private function getPotFile() + { + return __DIR__.'/Fixtures/messages.pot'; + } + + private function getGettextParameters() + { + return array( + '--force-po', + '-o', + $this->getPotFile(), + ); + } + + protected function tearDown() + { + if (file_exists($this->getPotFile())) { + unlink($this->getPotFile()); + } + } +} diff --git a/inc/Twig/Gettext/Test/Fixtures/twig/empty.twig b/inc/Twig/Gettext/Test/Fixtures/twig/empty.twig new file mode 100644 index 0000000..05f0d26 --- /dev/null +++ b/inc/Twig/Gettext/Test/Fixtures/twig/empty.twig @@ -0,0 +1 @@ +Nothing to translate here. diff --git a/inc/Twig/Gettext/Test/Fixtures/twig/plural.twig b/inc/Twig/Gettext/Test/Fixtures/twig/plural.twig new file mode 100644 index 0000000..f9754ff --- /dev/null +++ b/inc/Twig/Gettext/Test/Fixtures/twig/plural.twig @@ -0,0 +1,5 @@ +{% trans %} + Hey {{ name }}, I have one apple. +{% plural apple_count %} + Hey {{ name }}, I have {{ count }} apples. +{% endtrans %} diff --git a/inc/Twig/Gettext/Test/Fixtures/twig/singular.twig b/inc/Twig/Gettext/Test/Fixtures/twig/singular.twig new file mode 100644 index 0000000..d757cf9 --- /dev/null +++ b/inc/Twig/Gettext/Test/Fixtures/twig/singular.twig @@ -0,0 +1,9 @@ +{% trans "Hello World!" %} + +{% trans %} + Hello World! +{% endtrans %} + +{% trans %} + Hello {{ name }}! +{% endtrans %} diff --git a/inc/Twig/Lexer.php b/inc/Twig/Lexer.php new file mode 100644 index 0000000..000b038 --- /dev/null +++ b/inc/Twig/Lexer.php @@ -0,0 +1,408 @@ + + */ +class Twig_Lexer implements Twig_LexerInterface +{ + protected $tokens; + protected $code; + protected $cursor; + protected $lineno; + protected $end; + protected $state; + protected $states; + protected $brackets; + protected $env; + protected $filename; + protected $options; + protected $regexes; + protected $position; + protected $positions; + protected $currentVarBlockLine; + + const STATE_DATA = 0; + const STATE_BLOCK = 1; + const STATE_VAR = 2; + const STATE_STRING = 3; + const STATE_INTERPOLATION = 4; + + const REGEX_NAME = '/[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*/A'; + const REGEX_NUMBER = '/[0-9]+(?:\.[0-9]+)?/A'; + const REGEX_STRING = '/"([^#"\\\\]*(?:\\\\.[^#"\\\\]*)*)"|\'([^\'\\\\]*(?:\\\\.[^\'\\\\]*)*)\'/As'; + const REGEX_DQ_STRING_DELIM = '/"/A'; + const REGEX_DQ_STRING_PART = '/[^#"\\\\]*(?:(?:\\\\.|#(?!\{))[^#"\\\\]*)*/As'; + const PUNCTUATION = '()[]{}?:.,|'; + + public function __construct(Twig_Environment $env, array $options = array()) + { + $this->env = $env; + + $this->options = array_merge(array( + 'tag_comment' => array('{#', '#}'), + 'tag_block' => array('{%', '%}'), + 'tag_variable' => array('{{', '}}'), + 'whitespace_trim' => '-', + 'interpolation' => array('#{', '}'), + ), $options); + + $this->regexes = array( + 'lex_var' => '/\s*'.preg_quote($this->options['whitespace_trim'].$this->options['tag_variable'][1], '/').'\s*|\s*'.preg_quote($this->options['tag_variable'][1], '/').'/A', + 'lex_block' => '/\s*(?:'.preg_quote($this->options['whitespace_trim'].$this->options['tag_block'][1], '/').'\s*|\s*'.preg_quote($this->options['tag_block'][1], '/').')\n?/A', + 'lex_raw_data' => '/('.preg_quote($this->options['tag_block'][0].$this->options['whitespace_trim'], '/').'|'.preg_quote($this->options['tag_block'][0], '/').')\s*(?:end%s)\s*(?:'.preg_quote($this->options['whitespace_trim'].$this->options['tag_block'][1], '/').'\s*|\s*'.preg_quote($this->options['tag_block'][1], '/').')/s', + 'operator' => $this->getOperatorRegex(), + 'lex_comment' => '/(?:'.preg_quote($this->options['whitespace_trim'], '/').preg_quote($this->options['tag_comment'][1], '/').'\s*|'.preg_quote($this->options['tag_comment'][1], '/').')\n?/s', + 'lex_block_raw' => '/\s*(raw|verbatim)\s*(?:'.preg_quote($this->options['whitespace_trim'].$this->options['tag_block'][1], '/').'\s*|\s*'.preg_quote($this->options['tag_block'][1], '/').')/As', + 'lex_block_line' => '/\s*line\s+(\d+)\s*'.preg_quote($this->options['tag_block'][1], '/').'/As', + 'lex_tokens_start' => '/('.preg_quote($this->options['tag_variable'][0], '/').'|'.preg_quote($this->options['tag_block'][0], '/').'|'.preg_quote($this->options['tag_comment'][0], '/').')('.preg_quote($this->options['whitespace_trim'], '/').')?/s', + 'interpolation_start' => '/'.preg_quote($this->options['interpolation'][0], '/').'\s*/A', + 'interpolation_end' => '/\s*'.preg_quote($this->options['interpolation'][1], '/').'/A', + ); + } + + /** + * Tokenizes a source code. + * + * @param string $code The source code + * @param string $filename A unique identifier for the source code + * + * @return Twig_TokenStream A token stream instance + */ + public function tokenize($code, $filename = null) + { + if (function_exists('mb_internal_encoding') && ((int) ini_get('mbstring.func_overload')) & 2) { + $mbEncoding = mb_internal_encoding(); + mb_internal_encoding('ASCII'); + } + + $this->code = str_replace(array("\r\n", "\r"), "\n", $code); + $this->filename = $filename; + $this->cursor = 0; + $this->lineno = 1; + $this->end = strlen($this->code); + $this->tokens = array(); + $this->state = self::STATE_DATA; + $this->states = array(); + $this->brackets = array(); + $this->position = -1; + + // find all token starts in one go + preg_match_all($this->regexes['lex_tokens_start'], $this->code, $matches, PREG_OFFSET_CAPTURE); + $this->positions = $matches; + + while ($this->cursor < $this->end) { + // dispatch to the lexing functions depending + // on the current state + switch ($this->state) { + case self::STATE_DATA: + $this->lexData(); + break; + + case self::STATE_BLOCK: + $this->lexBlock(); + break; + + case self::STATE_VAR: + $this->lexVar(); + break; + + case self::STATE_STRING: + $this->lexString(); + break; + + case self::STATE_INTERPOLATION: + $this->lexInterpolation(); + break; + } + } + + $this->pushToken(Twig_Token::EOF_TYPE); + + if (!empty($this->brackets)) { + list($expect, $lineno) = array_pop($this->brackets); + throw new Twig_Error_Syntax(sprintf('Unclosed "%s"', $expect), $lineno, $this->filename); + } + + if (isset($mbEncoding)) { + mb_internal_encoding($mbEncoding); + } + + return new Twig_TokenStream($this->tokens, $this->filename); + } + + protected function lexData() + { + // if no matches are left we return the rest of the template as simple text token + if ($this->position == count($this->positions[0]) - 1) { + $this->pushToken(Twig_Token::TEXT_TYPE, substr($this->code, $this->cursor)); + $this->cursor = $this->end; + + return; + } + + // Find the first token after the current cursor + $position = $this->positions[0][++$this->position]; + while ($position[1] < $this->cursor) { + if ($this->position == count($this->positions[0]) - 1) { + return; + } + $position = $this->positions[0][++$this->position]; + } + + // push the template text first + $text = $textContent = substr($this->code, $this->cursor, $position[1] - $this->cursor); + if (isset($this->positions[2][$this->position][0])) { + $text = rtrim($text); + } + $this->pushToken(Twig_Token::TEXT_TYPE, $text); + $this->moveCursor($textContent.$position[0]); + + switch ($this->positions[1][$this->position][0]) { + case $this->options['tag_comment'][0]: + $this->lexComment(); + break; + + case $this->options['tag_block'][0]: + // raw data? + if (preg_match($this->regexes['lex_block_raw'], $this->code, $match, null, $this->cursor)) { + $this->moveCursor($match[0]); + $this->lexRawData($match[1]); + // {% line \d+ %} + } elseif (preg_match($this->regexes['lex_block_line'], $this->code, $match, null, $this->cursor)) { + $this->moveCursor($match[0]); + $this->lineno = (int) $match[1]; + } else { + $this->pushToken(Twig_Token::BLOCK_START_TYPE); + $this->pushState(self::STATE_BLOCK); + $this->currentVarBlockLine = $this->lineno; + } + break; + + case $this->options['tag_variable'][0]: + $this->pushToken(Twig_Token::VAR_START_TYPE); + $this->pushState(self::STATE_VAR); + $this->currentVarBlockLine = $this->lineno; + break; + } + } + + protected function lexBlock() + { + if (empty($this->brackets) && preg_match($this->regexes['lex_block'], $this->code, $match, null, $this->cursor)) { + $this->pushToken(Twig_Token::BLOCK_END_TYPE); + $this->moveCursor($match[0]); + $this->popState(); + } else { + $this->lexExpression(); + } + } + + protected function lexVar() + { + if (empty($this->brackets) && preg_match($this->regexes['lex_var'], $this->code, $match, null, $this->cursor)) { + $this->pushToken(Twig_Token::VAR_END_TYPE); + $this->moveCursor($match[0]); + $this->popState(); + } else { + $this->lexExpression(); + } + } + + protected function lexExpression() + { + // whitespace + if (preg_match('/\s+/A', $this->code, $match, null, $this->cursor)) { + $this->moveCursor($match[0]); + + if ($this->cursor >= $this->end) { + throw new Twig_Error_Syntax(sprintf('Unclosed "%s"', $this->state === self::STATE_BLOCK ? 'block' : 'variable'), $this->currentVarBlockLine, $this->filename); + } + } + + // operators + if (preg_match($this->regexes['operator'], $this->code, $match, null, $this->cursor)) { + $this->pushToken(Twig_Token::OPERATOR_TYPE, $match[0]); + $this->moveCursor($match[0]); + } + // names + elseif (preg_match(self::REGEX_NAME, $this->code, $match, null, $this->cursor)) { + $this->pushToken(Twig_Token::NAME_TYPE, $match[0]); + $this->moveCursor($match[0]); + } + // numbers + elseif (preg_match(self::REGEX_NUMBER, $this->code, $match, null, $this->cursor)) { + $number = (float) $match[0]; // floats + if (ctype_digit($match[0]) && $number <= PHP_INT_MAX) { + $number = (int) $match[0]; // integers lower than the maximum + } + $this->pushToken(Twig_Token::NUMBER_TYPE, $number); + $this->moveCursor($match[0]); + } + // punctuation + elseif (false !== strpos(self::PUNCTUATION, $this->code[$this->cursor])) { + // opening bracket + if (false !== strpos('([{', $this->code[$this->cursor])) { + $this->brackets[] = array($this->code[$this->cursor], $this->lineno); + } + // closing bracket + elseif (false !== strpos(')]}', $this->code[$this->cursor])) { + if (empty($this->brackets)) { + throw new Twig_Error_Syntax(sprintf('Unexpected "%s"', $this->code[$this->cursor]), $this->lineno, $this->filename); + } + + list($expect, $lineno) = array_pop($this->brackets); + if ($this->code[$this->cursor] != strtr($expect, '([{', ')]}')) { + throw new Twig_Error_Syntax(sprintf('Unclosed "%s"', $expect), $lineno, $this->filename); + } + } + + $this->pushToken(Twig_Token::PUNCTUATION_TYPE, $this->code[$this->cursor]); + ++$this->cursor; + } + // strings + elseif (preg_match(self::REGEX_STRING, $this->code, $match, null, $this->cursor)) { + $this->pushToken(Twig_Token::STRING_TYPE, stripcslashes(substr($match[0], 1, -1))); + $this->moveCursor($match[0]); + } + // opening double quoted string + elseif (preg_match(self::REGEX_DQ_STRING_DELIM, $this->code, $match, null, $this->cursor)) { + $this->brackets[] = array('"', $this->lineno); + $this->pushState(self::STATE_STRING); + $this->moveCursor($match[0]); + } + // unlexable + else { + throw new Twig_Error_Syntax(sprintf('Unexpected character "%s"', $this->code[$this->cursor]), $this->lineno, $this->filename); + } + } + + protected function lexRawData($tag) + { + if (!preg_match(str_replace('%s', $tag, $this->regexes['lex_raw_data']), $this->code, $match, PREG_OFFSET_CAPTURE, $this->cursor)) { + throw new Twig_Error_Syntax(sprintf('Unexpected end of file: Unclosed "%s" block', $tag), $this->lineno, $this->filename); + } + + $text = substr($this->code, $this->cursor, $match[0][1] - $this->cursor); + $this->moveCursor($text.$match[0][0]); + + if (false !== strpos($match[1][0], $this->options['whitespace_trim'])) { + $text = rtrim($text); + } + + $this->pushToken(Twig_Token::TEXT_TYPE, $text); + } + + protected function lexComment() + { + if (!preg_match($this->regexes['lex_comment'], $this->code, $match, PREG_OFFSET_CAPTURE, $this->cursor)) { + throw new Twig_Error_Syntax('Unclosed comment', $this->lineno, $this->filename); + } + + $this->moveCursor(substr($this->code, $this->cursor, $match[0][1] - $this->cursor).$match[0][0]); + } + + protected function lexString() + { + if (preg_match($this->regexes['interpolation_start'], $this->code, $match, null, $this->cursor)) { + $this->brackets[] = array($this->options['interpolation'][0], $this->lineno); + $this->pushToken(Twig_Token::INTERPOLATION_START_TYPE); + $this->moveCursor($match[0]); + $this->pushState(self::STATE_INTERPOLATION); + + } elseif (preg_match(self::REGEX_DQ_STRING_PART, $this->code, $match, null, $this->cursor) && strlen($match[0]) > 0) { + $this->pushToken(Twig_Token::STRING_TYPE, stripcslashes($match[0])); + $this->moveCursor($match[0]); + + } elseif (preg_match(self::REGEX_DQ_STRING_DELIM, $this->code, $match, null, $this->cursor)) { + + list($expect, $lineno) = array_pop($this->brackets); + if ($this->code[$this->cursor] != '"') { + throw new Twig_Error_Syntax(sprintf('Unclosed "%s"', $expect), $lineno, $this->filename); + } + + $this->popState(); + ++$this->cursor; + } + } + + protected function lexInterpolation() + { + $bracket = end($this->brackets); + if ($this->options['interpolation'][0] === $bracket[0] && preg_match($this->regexes['interpolation_end'], $this->code, $match, null, $this->cursor)) { + array_pop($this->brackets); + $this->pushToken(Twig_Token::INTERPOLATION_END_TYPE); + $this->moveCursor($match[0]); + $this->popState(); + } else { + $this->lexExpression(); + } + } + + protected function pushToken($type, $value = '') + { + // do not push empty text tokens + if (Twig_Token::TEXT_TYPE === $type && '' === $value) { + return; + } + + $this->tokens[] = new Twig_Token($type, $value, $this->lineno); + } + + protected function moveCursor($text) + { + $this->cursor += strlen($text); + $this->lineno += substr_count($text, "\n"); + } + + protected function getOperatorRegex() + { + $operators = array_merge( + array('='), + array_keys($this->env->getUnaryOperators()), + array_keys($this->env->getBinaryOperators()) + ); + + $operators = array_combine($operators, array_map('strlen', $operators)); + arsort($operators); + + $regex = array(); + foreach ($operators as $operator => $length) { + // an operator that ends with a character must be followed by + // a whitespace or a parenthesis + if (ctype_alpha($operator[$length - 1])) { + $regex[] = preg_quote($operator, '/').'(?=[\s()])'; + } else { + $regex[] = preg_quote($operator, '/'); + } + } + + return '/'.implode('|', $regex).'/A'; + } + + protected function pushState($state) + { + $this->states[] = $this->state; + $this->state = $state; + } + + protected function popState() + { + if (0 === count($this->states)) { + throw new Exception('Cannot pop state without a previous state'); + } + + $this->state = array_pop($this->states); + } +} diff --git a/inc/Twig/LexerInterface.php b/inc/Twig/LexerInterface.php new file mode 100644 index 0000000..4b83f81 --- /dev/null +++ b/inc/Twig/LexerInterface.php @@ -0,0 +1,29 @@ + + * @deprecated since 1.12 (to be removed in 2.0) + */ +interface Twig_LexerInterface +{ + /** + * Tokenizes a source code. + * + * @param string $code The source code + * @param string $filename A unique identifier for the source code + * + * @return Twig_TokenStream A token stream instance + */ + public function tokenize($code, $filename = null); +} diff --git a/inc/Twig/Loader/Array.php b/inc/Twig/Loader/Array.php new file mode 100644 index 0000000..89087ae --- /dev/null +++ b/inc/Twig/Loader/Array.php @@ -0,0 +1,98 @@ + + */ +class Twig_Loader_Array implements Twig_LoaderInterface, Twig_ExistsLoaderInterface +{ + protected $templates; + + /** + * Constructor. + * + * @param array $templates An array of templates (keys are the names, and values are the source code) + * + * @see Twig_Loader + */ + public function __construct(array $templates) + { + $this->templates = array(); + foreach ($templates as $name => $template) { + $this->templates[$name] = $template; + } + } + + /** + * Adds or overrides a template. + * + * @param string $name The template name + * @param string $template The template source + */ + public function setTemplate($name, $template) + { + $this->templates[(string) $name] = $template; + } + + /** + * {@inheritdoc} + */ + public function getSource($name) + { + $name = (string) $name; + if (!isset($this->templates[$name])) { + throw new Twig_Error_Loader(sprintf('Template "%s" is not defined.', $name)); + } + + return $this->templates[$name]; + } + + /** + * {@inheritdoc} + */ + public function exists($name) + { + return isset($this->templates[(string) $name]); + } + + /** + * {@inheritdoc} + */ + public function getCacheKey($name) + { + $name = (string) $name; + if (!isset($this->templates[$name])) { + throw new Twig_Error_Loader(sprintf('Template "%s" is not defined.', $name)); + } + + return $this->templates[$name]; + } + + /** + * {@inheritdoc} + */ + public function isFresh($name, $time) + { + $name = (string) $name; + if (!isset($this->templates[$name])) { + throw new Twig_Error_Loader(sprintf('Template "%s" is not defined.', $name)); + } + + return true; + } +} diff --git a/inc/Twig/Loader/Chain.php b/inc/Twig/Loader/Chain.php new file mode 100644 index 0000000..1f1cf06 --- /dev/null +++ b/inc/Twig/Loader/Chain.php @@ -0,0 +1,139 @@ + + */ +class Twig_Loader_Chain implements Twig_LoaderInterface, Twig_ExistsLoaderInterface +{ + private $hasSourceCache = array(); + protected $loaders; + + /** + * Constructor. + * + * @param Twig_LoaderInterface[] $loaders An array of loader instances + */ + public function __construct(array $loaders = array()) + { + $this->loaders = array(); + foreach ($loaders as $loader) { + $this->addLoader($loader); + } + } + + /** + * Adds a loader instance. + * + * @param Twig_LoaderInterface $loader A Loader instance + */ + public function addLoader(Twig_LoaderInterface $loader) + { + $this->loaders[] = $loader; + $this->hasSourceCache = array(); + } + + /** + * {@inheritdoc} + */ + public function getSource($name) + { + $exceptions = array(); + foreach ($this->loaders as $loader) { + if ($loader instanceof Twig_ExistsLoaderInterface && !$loader->exists($name)) { + continue; + } + + try { + return $loader->getSource($name); + } catch (Twig_Error_Loader $e) { + $exceptions[] = $e->getMessage(); + } + } + + throw new Twig_Error_Loader(sprintf('Template "%s" is not defined (%s).', $name, implode(', ', $exceptions))); + } + + /** + * {@inheritdoc} + */ + public function exists($name) + { + $name = (string) $name; + + if (isset($this->hasSourceCache[$name])) { + return $this->hasSourceCache[$name]; + } + + foreach ($this->loaders as $loader) { + if ($loader instanceof Twig_ExistsLoaderInterface) { + if ($loader->exists($name)) { + return $this->hasSourceCache[$name] = true; + } + + continue; + } + + try { + $loader->getSource($name); + + return $this->hasSourceCache[$name] = true; + } catch (Twig_Error_Loader $e) { + } + } + + return $this->hasSourceCache[$name] = false; + } + + /** + * {@inheritdoc} + */ + public function getCacheKey($name) + { + $exceptions = array(); + foreach ($this->loaders as $loader) { + if ($loader instanceof Twig_ExistsLoaderInterface && !$loader->exists($name)) { + continue; + } + + try { + return $loader->getCacheKey($name); + } catch (Twig_Error_Loader $e) { + $exceptions[] = get_class($loader).': '.$e->getMessage(); + } + } + + throw new Twig_Error_Loader(sprintf('Template "%s" is not defined (%s).', $name, implode(' ', $exceptions))); + } + + /** + * {@inheritdoc} + */ + public function isFresh($name, $time) + { + $exceptions = array(); + foreach ($this->loaders as $loader) { + if ($loader instanceof Twig_ExistsLoaderInterface && !$loader->exists($name)) { + continue; + } + + try { + return $loader->isFresh($name, $time); + } catch (Twig_Error_Loader $e) { + $exceptions[] = get_class($loader).': '.$e->getMessage(); + } + } + + throw new Twig_Error_Loader(sprintf('Template "%s" is not defined (%s).', $name, implode(' ', $exceptions))); + } +} diff --git a/inc/Twig/Loader/Filesystem.php b/inc/Twig/Loader/Filesystem.php new file mode 100644 index 0000000..f9211cb --- /dev/null +++ b/inc/Twig/Loader/Filesystem.php @@ -0,0 +1,223 @@ + + */ +class Twig_Loader_Filesystem implements Twig_LoaderInterface, Twig_ExistsLoaderInterface +{ + protected $paths; + protected $cache; + + /** + * Constructor. + * + * @param string|array $paths A path or an array of paths where to look for templates + */ + public function __construct($paths = array()) + { + if ($paths) { + $this->setPaths($paths); + } + } + + /** + * Returns the paths to the templates. + * + * @param string $namespace A path namespace + * + * @return array The array of paths where to look for templates + */ + public function getPaths($namespace = '__main__') + { + return isset($this->paths[$namespace]) ? $this->paths[$namespace] : array(); + } + + /** + * Returns the path namespaces. + * + * The "__main__" namespace is always defined. + * + * @return array The array of defined namespaces + */ + public function getNamespaces() + { + return array_keys($this->paths); + } + + /** + * Sets the paths where templates are stored. + * + * @param string|array $paths A path or an array of paths where to look for templates + * @param string $namespace A path namespace + */ + public function setPaths($paths, $namespace = '__main__') + { + if (!is_array($paths)) { + $paths = array($paths); + } + + $this->paths[$namespace] = array(); + foreach ($paths as $path) { + $this->addPath($path, $namespace); + } + } + + /** + * Adds a path where templates are stored. + * + * @param string $path A path where to look for templates + * @param string $namespace A path name + * + * @throws Twig_Error_Loader + */ + public function addPath($path, $namespace = '__main__') + { + // invalidate the cache + $this->cache = array(); + + if (!is_dir($path)) { + throw new Twig_Error_Loader(sprintf('The "%s" directory does not exist.', $path)); + } + + $this->paths[$namespace][] = rtrim($path, '/\\'); + } + + /** + * Prepends a path where templates are stored. + * + * @param string $path A path where to look for templates + * @param string $namespace A path name + * + * @throws Twig_Error_Loader + */ + public function prependPath($path, $namespace = '__main__') + { + // invalidate the cache + $this->cache = array(); + + if (!is_dir($path)) { + throw new Twig_Error_Loader(sprintf('The "%s" directory does not exist.', $path)); + } + + $path = rtrim($path, '/\\'); + + if (!isset($this->paths[$namespace])) { + $this->paths[$namespace][] = $path; + } else { + array_unshift($this->paths[$namespace], $path); + } + } + + /** + * {@inheritdoc} + */ + public function getSource($name) + { + return file_get_contents($this->findTemplate($name)); + } + + /** + * {@inheritdoc} + */ + public function getCacheKey($name) + { + return $this->findTemplate($name); + } + + /** + * {@inheritdoc} + */ + public function exists($name) + { + $name = (string) $name; + if (isset($this->cache[$name])) { + return true; + } + + try { + $this->findTemplate($name); + + return true; + } catch (Twig_Error_Loader $exception) { + return false; + } + } + + /** + * {@inheritdoc} + */ + public function isFresh($name, $time) + { + return filemtime($this->findTemplate($name)) <= $time; + } + + protected function findTemplate($name) + { + $name = (string) $name; + + // normalize name + $name = preg_replace('#/{2,}#', '/', strtr($name, '\\', '/')); + + if (isset($this->cache[$name])) { + return $this->cache[$name]; + } + + $this->validateName($name); + + $namespace = '__main__'; + if (isset($name[0]) && '@' == $name[0]) { + if (false === $pos = strpos($name, '/')) { + throw new Twig_Error_Loader(sprintf('Malformed namespaced template name "%s" (expecting "@namespace/template_name").', $name)); + } + + $namespace = substr($name, 1, $pos - 1); + + $name = substr($name, $pos + 1); + } + + if (!isset($this->paths[$namespace])) { + throw new Twig_Error_Loader(sprintf('There are no registered paths for namespace "%s".', $namespace)); + } + + foreach ($this->paths[$namespace] as $path) { + if (is_file($path.'/'.$name)) { + return $this->cache[$name] = $path.'/'.$name; + } + } + + throw new Twig_Error_Loader(sprintf('Unable to find template "%s" (looked into: %s).', $name, implode(', ', $this->paths[$namespace]))); + } + + protected function validateName($name) + { + if (false !== strpos($name, "\0")) { + throw new Twig_Error_Loader('A template name cannot contain NUL bytes.'); + } + + $name = ltrim($name, '/'); + $parts = explode('/', $name); + $level = 0; + foreach ($parts as $part) { + if ('..' === $part) { + --$level; + } elseif ('.' !== $part) { + ++$level; + } + + if ($level < 0) { + throw new Twig_Error_Loader(sprintf('Looks like you try to load a template outside configured directories (%s).', $name)); + } + } + } +} diff --git a/inc/Twig/Loader/String.php b/inc/Twig/Loader/String.php new file mode 100644 index 0000000..8ad9856 --- /dev/null +++ b/inc/Twig/Loader/String.php @@ -0,0 +1,59 @@ + + */ +class Twig_Loader_String implements Twig_LoaderInterface, Twig_ExistsLoaderInterface +{ + /** + * {@inheritdoc} + */ + public function getSource($name) + { + return $name; + } + + /** + * {@inheritdoc} + */ + public function exists($name) + { + return true; + } + + /** + * {@inheritdoc} + */ + public function getCacheKey($name) + { + return $name; + } + + /** + * {@inheritdoc} + */ + public function isFresh($name, $time) + { + return true; + } +} diff --git a/inc/Twig/LoaderInterface.php b/inc/Twig/LoaderInterface.php new file mode 100644 index 0000000..927786d --- /dev/null +++ b/inc/Twig/LoaderInterface.php @@ -0,0 +1,52 @@ + + */ +interface Twig_LoaderInterface +{ + /** + * Gets the source code of a template, given its name. + * + * @param string $name The name of the template to load + * + * @return string The template source code + * + * @throws Twig_Error_Loader When $name is not found + */ + public function getSource($name); + + /** + * Gets the cache key to use for the cache for a given template name. + * + * @param string $name The name of the template to load + * + * @return string The cache key + * + * @throws Twig_Error_Loader When $name is not found + */ + public function getCacheKey($name); + + /** + * Returns true if the template is still fresh. + * + * @param string $name The template name + * @param timestamp $time The last modification time of the cached template + * + * @return Boolean true if the template is fresh, false otherwise + * + * @throws Twig_Error_Loader When $name is not found + */ + public function isFresh($name, $time); +} diff --git a/inc/Twig/Markup.php b/inc/Twig/Markup.php new file mode 100644 index 0000000..69871fc --- /dev/null +++ b/inc/Twig/Markup.php @@ -0,0 +1,37 @@ + + */ +class Twig_Markup implements Countable +{ + protected $content; + protected $charset; + + public function __construct($content, $charset) + { + $this->content = (string) $content; + $this->charset = $charset; + } + + public function __toString() + { + return $this->content; + } + + public function count() + { + return function_exists('mb_get_info') ? mb_strlen($this->content, $this->charset) : strlen($this->content); + } +} diff --git a/inc/Twig/Node.php b/inc/Twig/Node.php new file mode 100644 index 0000000..931b463 --- /dev/null +++ b/inc/Twig/Node.php @@ -0,0 +1,226 @@ + + */ +class Twig_Node implements Twig_NodeInterface +{ + protected $nodes; + protected $attributes; + protected $lineno; + protected $tag; + + /** + * Constructor. + * + * The nodes are automatically made available as properties ($this->node). + * The attributes are automatically made available as array items ($this['name']). + * + * @param array $nodes An array of named nodes + * @param array $attributes An array of attributes (should not be nodes) + * @param integer $lineno The line number + * @param string $tag The tag name associated with the Node + */ + public function __construct(array $nodes = array(), array $attributes = array(), $lineno = 0, $tag = null) + { + $this->nodes = $nodes; + $this->attributes = $attributes; + $this->lineno = $lineno; + $this->tag = $tag; + } + + public function __toString() + { + $attributes = array(); + foreach ($this->attributes as $name => $value) { + $attributes[] = sprintf('%s: %s', $name, str_replace("\n", '', var_export($value, true))); + } + + $repr = array(get_class($this).'('.implode(', ', $attributes)); + + if (count($this->nodes)) { + foreach ($this->nodes as $name => $node) { + $len = strlen($name) + 4; + $noderepr = array(); + foreach (explode("\n", (string) $node) as $line) { + $noderepr[] = str_repeat(' ', $len).$line; + } + + $repr[] = sprintf(' %s: %s', $name, ltrim(implode("\n", $noderepr))); + } + + $repr[] = ')'; + } else { + $repr[0] .= ')'; + } + + return implode("\n", $repr); + } + + public function toXml($asDom = false) + { + $dom = new DOMDocument('1.0', 'UTF-8'); + $dom->formatOutput = true; + $dom->appendChild($xml = $dom->createElement('twig')); + + $xml->appendChild($node = $dom->createElement('node')); + $node->setAttribute('class', get_class($this)); + + foreach ($this->attributes as $name => $value) { + $node->appendChild($attribute = $dom->createElement('attribute')); + $attribute->setAttribute('name', $name); + $attribute->appendChild($dom->createTextNode($value)); + } + + foreach ($this->nodes as $name => $n) { + if (null === $n) { + continue; + } + + $child = $n->toXml(true)->getElementsByTagName('node')->item(0); + $child = $dom->importNode($child, true); + $child->setAttribute('name', $name); + + $node->appendChild($child); + } + + return $asDom ? $dom : $dom->saveXml(); + } + + public function compile(Twig_Compiler $compiler) + { + foreach ($this->nodes as $node) { + $node->compile($compiler); + } + } + + public function getLine() + { + return $this->lineno; + } + + public function getNodeTag() + { + return $this->tag; + } + + /** + * Returns true if the attribute is defined. + * + * @param string The attribute name + * + * @return Boolean true if the attribute is defined, false otherwise + */ + public function hasAttribute($name) + { + return array_key_exists($name, $this->attributes); + } + + /** + * Gets an attribute. + * + * @param string The attribute name + * + * @return mixed The attribute value + */ + public function getAttribute($name) + { + if (!array_key_exists($name, $this->attributes)) { + throw new LogicException(sprintf('Attribute "%s" does not exist for Node "%s".', $name, get_class($this))); + } + + return $this->attributes[$name]; + } + + /** + * Sets an attribute. + * + * @param string The attribute name + * @param mixed The attribute value + */ + public function setAttribute($name, $value) + { + $this->attributes[$name] = $value; + } + + /** + * Removes an attribute. + * + * @param string The attribute name + */ + public function removeAttribute($name) + { + unset($this->attributes[$name]); + } + + /** + * Returns true if the node with the given identifier exists. + * + * @param string The node name + * + * @return Boolean true if the node with the given name exists, false otherwise + */ + public function hasNode($name) + { + return array_key_exists($name, $this->nodes); + } + + /** + * Gets a node by name. + * + * @param string The node name + * + * @return Twig_Node A Twig_Node instance + */ + public function getNode($name) + { + if (!array_key_exists($name, $this->nodes)) { + throw new LogicException(sprintf('Node "%s" does not exist for Node "%s".', $name, get_class($this))); + } + + return $this->nodes[$name]; + } + + /** + * Sets a node. + * + * @param string The node name + * @param Twig_Node A Twig_Node instance + */ + public function setNode($name, $node = null) + { + $this->nodes[$name] = $node; + } + + /** + * Removes a node by name. + * + * @param string The node name + */ + public function removeNode($name) + { + unset($this->nodes[$name]); + } + + public function count() + { + return count($this->nodes); + } + + public function getIterator() + { + return new ArrayIterator($this->nodes); + } +} diff --git a/inc/Twig/Node/AutoEscape.php b/inc/Twig/Node/AutoEscape.php new file mode 100644 index 0000000..8f190e0 --- /dev/null +++ b/inc/Twig/Node/AutoEscape.php @@ -0,0 +1,39 @@ + + */ +class Twig_Node_AutoEscape extends Twig_Node +{ + public function __construct($value, Twig_NodeInterface $body, $lineno, $tag = 'autoescape') + { + parent::__construct(array('body' => $body), array('value' => $value), $lineno, $tag); + } + + /** + * Compiles the node to PHP. + * + * @param Twig_Compiler A Twig_Compiler instance + */ + public function compile(Twig_Compiler $compiler) + { + $compiler->subcompile($this->getNode('body')); + } +} diff --git a/inc/Twig/Node/Block.php b/inc/Twig/Node/Block.php new file mode 100644 index 0000000..50eb67e --- /dev/null +++ b/inc/Twig/Node/Block.php @@ -0,0 +1,44 @@ + + */ +class Twig_Node_Block extends Twig_Node +{ + public function __construct($name, Twig_NodeInterface $body, $lineno, $tag = null) + { + parent::__construct(array('body' => $body), array('name' => $name), $lineno, $tag); + } + + /** + * Compiles the node to PHP. + * + * @param Twig_Compiler A Twig_Compiler instance + */ + public function compile(Twig_Compiler $compiler) + { + $compiler + ->addDebugInfo($this) + ->write(sprintf("public function block_%s(\$context, array \$blocks = array())\n", $this->getAttribute('name')), "{\n") + ->indent() + ; + + $compiler + ->subcompile($this->getNode('body')) + ->outdent() + ->write("}\n\n") + ; + } +} diff --git a/inc/Twig/Node/BlockReference.php b/inc/Twig/Node/BlockReference.php new file mode 100644 index 0000000..013e369 --- /dev/null +++ b/inc/Twig/Node/BlockReference.php @@ -0,0 +1,37 @@ + + */ +class Twig_Node_BlockReference extends Twig_Node implements Twig_NodeOutputInterface +{ + public function __construct($name, $lineno, $tag = null) + { + parent::__construct(array(), array('name' => $name), $lineno, $tag); + } + + /** + * Compiles the node to PHP. + * + * @param Twig_Compiler A Twig_Compiler instance + */ + public function compile(Twig_Compiler $compiler) + { + $compiler + ->addDebugInfo($this) + ->write(sprintf("\$this->displayBlock('%s', \$context, \$blocks);\n", $this->getAttribute('name'))) + ; + } +} diff --git a/inc/Twig/Node/Body.php b/inc/Twig/Node/Body.php new file mode 100644 index 0000000..3ffb134 --- /dev/null +++ b/inc/Twig/Node/Body.php @@ -0,0 +1,19 @@ + + */ +class Twig_Node_Body extends Twig_Node +{ +} diff --git a/inc/Twig/Node/Do.php b/inc/Twig/Node/Do.php new file mode 100644 index 0000000..c528066 --- /dev/null +++ b/inc/Twig/Node/Do.php @@ -0,0 +1,38 @@ + + */ +class Twig_Node_Do extends Twig_Node +{ + public function __construct(Twig_Node_Expression $expr, $lineno, $tag = null) + { + parent::__construct(array('expr' => $expr), array(), $lineno, $tag); + } + + /** + * Compiles the node to PHP. + * + * @param Twig_Compiler A Twig_Compiler instance + */ + public function compile(Twig_Compiler $compiler) + { + $compiler + ->addDebugInfo($this) + ->write('') + ->subcompile($this->getNode('expr')) + ->raw(";\n") + ; + } +} diff --git a/inc/Twig/Node/Embed.php b/inc/Twig/Node/Embed.php new file mode 100644 index 0000000..4c9456d --- /dev/null +++ b/inc/Twig/Node/Embed.php @@ -0,0 +1,38 @@ + + */ +class Twig_Node_Embed extends Twig_Node_Include +{ + // we don't inject the module to avoid node visitors to traverse it twice (as it will be already visited in the main module) + public function __construct($filename, $index, Twig_Node_Expression $variables = null, $only = false, $ignoreMissing = false, $lineno, $tag = null) + { + parent::__construct(new Twig_Node_Expression_Constant('not_used', $lineno), $variables, $only, $ignoreMissing, $lineno, $tag); + + $this->setAttribute('filename', $filename); + $this->setAttribute('index', $index); + } + + protected function addGetTemplate(Twig_Compiler $compiler) + { + $compiler + ->write("\$this->env->loadTemplate(") + ->string($this->getAttribute('filename')) + ->raw(', ') + ->string($this->getAttribute('index')) + ->raw(")") + ; + } +} diff --git a/inc/Twig/Node/Expression.php b/inc/Twig/Node/Expression.php new file mode 100644 index 0000000..a7382e7 --- /dev/null +++ b/inc/Twig/Node/Expression.php @@ -0,0 +1,20 @@ + + */ +abstract class Twig_Node_Expression extends Twig_Node +{ +} diff --git a/inc/Twig/Node/Expression/Array.php b/inc/Twig/Node/Expression/Array.php new file mode 100644 index 0000000..1da785f --- /dev/null +++ b/inc/Twig/Node/Expression/Array.php @@ -0,0 +1,86 @@ +index = -1; + foreach ($this->getKeyValuePairs() as $pair) { + if ($pair['key'] instanceof Twig_Node_Expression_Constant && ctype_digit((string) $pair['key']->getAttribute('value')) && $pair['key']->getAttribute('value') > $this->index) { + $this->index = $pair['key']->getAttribute('value'); + } + } + } + + public function getKeyValuePairs() + { + $pairs = array(); + + foreach (array_chunk($this->nodes, 2) as $pair) { + $pairs[] = array( + 'key' => $pair[0], + 'value' => $pair[1], + ); + } + + return $pairs; + } + + public function hasElement(Twig_Node_Expression $key) + { + foreach ($this->getKeyValuePairs() as $pair) { + // we compare the string representation of the keys + // to avoid comparing the line numbers which are not relevant here. + if ((string) $key == (string) $pair['key']) { + return true; + } + } + + return false; + } + + public function addElement(Twig_Node_Expression $value, Twig_Node_Expression $key = null) + { + if (null === $key) { + $key = new Twig_Node_Expression_Constant(++$this->index, $value->getLine()); + } + + array_push($this->nodes, $key, $value); + } + + /** + * Compiles the node to PHP. + * + * @param Twig_Compiler A Twig_Compiler instance + */ + public function compile(Twig_Compiler $compiler) + { + $compiler->raw('array('); + $first = true; + foreach ($this->getKeyValuePairs() as $pair) { + if (!$first) { + $compiler->raw(', '); + } + $first = false; + + $compiler + ->subcompile($pair['key']) + ->raw(' => ') + ->subcompile($pair['value']) + ; + } + $compiler->raw(')'); + } +} diff --git a/inc/Twig/Node/Expression/AssignName.php b/inc/Twig/Node/Expression/AssignName.php new file mode 100644 index 0000000..2ddea78 --- /dev/null +++ b/inc/Twig/Node/Expression/AssignName.php @@ -0,0 +1,28 @@ +raw('$context[') + ->string($this->getAttribute('name')) + ->raw(']') + ; + } +} diff --git a/inc/Twig/Node/Expression/Binary.php b/inc/Twig/Node/Expression/Binary.php new file mode 100644 index 0000000..9dd5de2 --- /dev/null +++ b/inc/Twig/Node/Expression/Binary.php @@ -0,0 +1,40 @@ + $left, 'right' => $right), array(), $lineno); + } + + /** + * Compiles the node to PHP. + * + * @param Twig_Compiler A Twig_Compiler instance + */ + public function compile(Twig_Compiler $compiler) + { + $compiler + ->raw('(') + ->subcompile($this->getNode('left')) + ->raw(' ') + ; + $this->operator($compiler); + $compiler + ->raw(' ') + ->subcompile($this->getNode('right')) + ->raw(')') + ; + } + + abstract public function operator(Twig_Compiler $compiler); +} diff --git a/inc/Twig/Node/Expression/Binary/Add.php b/inc/Twig/Node/Expression/Binary/Add.php new file mode 100644 index 0000000..0ef8e11 --- /dev/null +++ b/inc/Twig/Node/Expression/Binary/Add.php @@ -0,0 +1,18 @@ +raw('+'); + } +} diff --git a/inc/Twig/Node/Expression/Binary/And.php b/inc/Twig/Node/Expression/Binary/And.php new file mode 100644 index 0000000..d5752eb --- /dev/null +++ b/inc/Twig/Node/Expression/Binary/And.php @@ -0,0 +1,18 @@ +raw('&&'); + } +} diff --git a/inc/Twig/Node/Expression/Binary/BitwiseAnd.php b/inc/Twig/Node/Expression/Binary/BitwiseAnd.php new file mode 100644 index 0000000..9a46d84 --- /dev/null +++ b/inc/Twig/Node/Expression/Binary/BitwiseAnd.php @@ -0,0 +1,18 @@ +raw('&'); + } +} diff --git a/inc/Twig/Node/Expression/Binary/BitwiseOr.php b/inc/Twig/Node/Expression/Binary/BitwiseOr.php new file mode 100644 index 0000000..058a20b --- /dev/null +++ b/inc/Twig/Node/Expression/Binary/BitwiseOr.php @@ -0,0 +1,18 @@ +raw('|'); + } +} diff --git a/inc/Twig/Node/Expression/Binary/BitwiseXor.php b/inc/Twig/Node/Expression/Binary/BitwiseXor.php new file mode 100644 index 0000000..f4da73d --- /dev/null +++ b/inc/Twig/Node/Expression/Binary/BitwiseXor.php @@ -0,0 +1,18 @@ +raw('^'); + } +} diff --git a/inc/Twig/Node/Expression/Binary/Concat.php b/inc/Twig/Node/Expression/Binary/Concat.php new file mode 100644 index 0000000..f9a6462 --- /dev/null +++ b/inc/Twig/Node/Expression/Binary/Concat.php @@ -0,0 +1,18 @@ +raw('.'); + } +} diff --git a/inc/Twig/Node/Expression/Binary/Div.php b/inc/Twig/Node/Expression/Binary/Div.php new file mode 100644 index 0000000..e0797a6 --- /dev/null +++ b/inc/Twig/Node/Expression/Binary/Div.php @@ -0,0 +1,18 @@ +raw('/'); + } +} diff --git a/inc/Twig/Node/Expression/Binary/Equal.php b/inc/Twig/Node/Expression/Binary/Equal.php new file mode 100644 index 0000000..7b1236d --- /dev/null +++ b/inc/Twig/Node/Expression/Binary/Equal.php @@ -0,0 +1,17 @@ +raw('=='); + } +} diff --git a/inc/Twig/Node/Expression/Binary/FloorDiv.php b/inc/Twig/Node/Expression/Binary/FloorDiv.php new file mode 100644 index 0000000..7fbd055 --- /dev/null +++ b/inc/Twig/Node/Expression/Binary/FloorDiv.php @@ -0,0 +1,29 @@ +raw('intval(floor('); + parent::compile($compiler); + $compiler->raw('))'); + } + + public function operator(Twig_Compiler $compiler) + { + return $compiler->raw('/'); + } +} diff --git a/inc/Twig/Node/Expression/Binary/Greater.php b/inc/Twig/Node/Expression/Binary/Greater.php new file mode 100644 index 0000000..a110bd9 --- /dev/null +++ b/inc/Twig/Node/Expression/Binary/Greater.php @@ -0,0 +1,17 @@ +raw('>'); + } +} diff --git a/inc/Twig/Node/Expression/Binary/GreaterEqual.php b/inc/Twig/Node/Expression/Binary/GreaterEqual.php new file mode 100644 index 0000000..3754fed --- /dev/null +++ b/inc/Twig/Node/Expression/Binary/GreaterEqual.php @@ -0,0 +1,17 @@ +raw('>='); + } +} diff --git a/inc/Twig/Node/Expression/Binary/In.php b/inc/Twig/Node/Expression/Binary/In.php new file mode 100644 index 0000000..788f937 --- /dev/null +++ b/inc/Twig/Node/Expression/Binary/In.php @@ -0,0 +1,33 @@ +raw('twig_in_filter(') + ->subcompile($this->getNode('left')) + ->raw(', ') + ->subcompile($this->getNode('right')) + ->raw(')') + ; + } + + public function operator(Twig_Compiler $compiler) + { + return $compiler->raw('in'); + } +} diff --git a/inc/Twig/Node/Expression/Binary/Less.php b/inc/Twig/Node/Expression/Binary/Less.php new file mode 100644 index 0000000..45fd300 --- /dev/null +++ b/inc/Twig/Node/Expression/Binary/Less.php @@ -0,0 +1,17 @@ +raw('<'); + } +} diff --git a/inc/Twig/Node/Expression/Binary/LessEqual.php b/inc/Twig/Node/Expression/Binary/LessEqual.php new file mode 100644 index 0000000..e38e257 --- /dev/null +++ b/inc/Twig/Node/Expression/Binary/LessEqual.php @@ -0,0 +1,17 @@ +raw('<='); + } +} diff --git a/inc/Twig/Node/Expression/Binary/Mod.php b/inc/Twig/Node/Expression/Binary/Mod.php new file mode 100644 index 0000000..9924114 --- /dev/null +++ b/inc/Twig/Node/Expression/Binary/Mod.php @@ -0,0 +1,18 @@ +raw('%'); + } +} diff --git a/inc/Twig/Node/Expression/Binary/Mul.php b/inc/Twig/Node/Expression/Binary/Mul.php new file mode 100644 index 0000000..c91529c --- /dev/null +++ b/inc/Twig/Node/Expression/Binary/Mul.php @@ -0,0 +1,18 @@ +raw('*'); + } +} diff --git a/inc/Twig/Node/Expression/Binary/NotEqual.php b/inc/Twig/Node/Expression/Binary/NotEqual.php new file mode 100644 index 0000000..26867ba --- /dev/null +++ b/inc/Twig/Node/Expression/Binary/NotEqual.php @@ -0,0 +1,17 @@ +raw('!='); + } +} diff --git a/inc/Twig/Node/Expression/Binary/NotIn.php b/inc/Twig/Node/Expression/Binary/NotIn.php new file mode 100644 index 0000000..f347b7b --- /dev/null +++ b/inc/Twig/Node/Expression/Binary/NotIn.php @@ -0,0 +1,33 @@ +raw('!twig_in_filter(') + ->subcompile($this->getNode('left')) + ->raw(', ') + ->subcompile($this->getNode('right')) + ->raw(')') + ; + } + + public function operator(Twig_Compiler $compiler) + { + return $compiler->raw('not in'); + } +} diff --git a/inc/Twig/Node/Expression/Binary/Or.php b/inc/Twig/Node/Expression/Binary/Or.php new file mode 100644 index 0000000..adba49c --- /dev/null +++ b/inc/Twig/Node/Expression/Binary/Or.php @@ -0,0 +1,18 @@ +raw('||'); + } +} diff --git a/inc/Twig/Node/Expression/Binary/Power.php b/inc/Twig/Node/Expression/Binary/Power.php new file mode 100644 index 0000000..b2c5904 --- /dev/null +++ b/inc/Twig/Node/Expression/Binary/Power.php @@ -0,0 +1,33 @@ +raw('pow(') + ->subcompile($this->getNode('left')) + ->raw(', ') + ->subcompile($this->getNode('right')) + ->raw(')') + ; + } + + public function operator(Twig_Compiler $compiler) + { + return $compiler->raw('**'); + } +} diff --git a/inc/Twig/Node/Expression/Binary/Range.php b/inc/Twig/Node/Expression/Binary/Range.php new file mode 100644 index 0000000..bea4f2a --- /dev/null +++ b/inc/Twig/Node/Expression/Binary/Range.php @@ -0,0 +1,33 @@ +raw('range(') + ->subcompile($this->getNode('left')) + ->raw(', ') + ->subcompile($this->getNode('right')) + ->raw(')') + ; + } + + public function operator(Twig_Compiler $compiler) + { + return $compiler->raw('..'); + } +} diff --git a/inc/Twig/Node/Expression/Binary/Sub.php b/inc/Twig/Node/Expression/Binary/Sub.php new file mode 100644 index 0000000..d446399 --- /dev/null +++ b/inc/Twig/Node/Expression/Binary/Sub.php @@ -0,0 +1,18 @@ +raw('-'); + } +} diff --git a/inc/Twig/Node/Expression/BlockReference.php b/inc/Twig/Node/Expression/BlockReference.php new file mode 100644 index 0000000..647196e --- /dev/null +++ b/inc/Twig/Node/Expression/BlockReference.php @@ -0,0 +1,51 @@ + + */ +class Twig_Node_Expression_BlockReference extends Twig_Node_Expression +{ + public function __construct(Twig_NodeInterface $name, $asString = false, $lineno, $tag = null) + { + parent::__construct(array('name' => $name), array('as_string' => $asString, 'output' => false), $lineno, $tag); + } + + /** + * Compiles the node to PHP. + * + * @param Twig_Compiler A Twig_Compiler instance + */ + public function compile(Twig_Compiler $compiler) + { + if ($this->getAttribute('as_string')) { + $compiler->raw('(string) '); + } + + if ($this->getAttribute('output')) { + $compiler + ->addDebugInfo($this) + ->write("\$this->displayBlock(") + ->subcompile($this->getNode('name')) + ->raw(", \$context, \$blocks);\n") + ; + } else { + $compiler + ->raw("\$this->renderBlock(") + ->subcompile($this->getNode('name')) + ->raw(", \$context, \$blocks)") + ; + } + } +} diff --git a/inc/Twig/Node/Expression/Call.php b/inc/Twig/Node/Expression/Call.php new file mode 100644 index 0000000..87b62de --- /dev/null +++ b/inc/Twig/Node/Expression/Call.php @@ -0,0 +1,178 @@ +getAttribute('callable'); + + $closingParenthesis = false; + if ($callable) { + if (is_string($callable)) { + $compiler->raw($callable); + } elseif (is_array($callable) && $callable[0] instanceof Twig_ExtensionInterface) { + $compiler->raw(sprintf('$this->env->getExtension(\'%s\')->%s', $callable[0]->getName(), $callable[1])); + } else { + $type = ucfirst($this->getAttribute('type')); + $compiler->raw(sprintf('call_user_func_array($this->env->get%s(\'%s\')->getCallable(), array', $type, $this->getAttribute('name'))); + $closingParenthesis = true; + } + } else { + $compiler->raw($this->getAttribute('thing')->compile()); + } + + $this->compileArguments($compiler); + + if ($closingParenthesis) { + $compiler->raw(')'); + } + } + + protected function compileArguments(Twig_Compiler $compiler) + { + $compiler->raw('('); + + $first = true; + + if ($this->hasAttribute('needs_environment') && $this->getAttribute('needs_environment')) { + $compiler->raw('$this->env'); + $first = false; + } + + if ($this->hasAttribute('needs_context') && $this->getAttribute('needs_context')) { + if (!$first) { + $compiler->raw(', '); + } + $compiler->raw('$context'); + $first = false; + } + + if ($this->hasAttribute('arguments')) { + foreach ($this->getAttribute('arguments') as $argument) { + if (!$first) { + $compiler->raw(', '); + } + $compiler->string($argument); + $first = false; + } + } + + if ($this->hasNode('node')) { + if (!$first) { + $compiler->raw(', '); + } + $compiler->subcompile($this->getNode('node')); + $first = false; + } + + if ($this->hasNode('arguments') && null !== $this->getNode('arguments')) { + $callable = $this->hasAttribute('callable') ? $this->getAttribute('callable') : null; + + $arguments = $this->getArguments($callable, $this->getNode('arguments')); + + foreach ($arguments as $node) { + if (!$first) { + $compiler->raw(', '); + } + $compiler->subcompile($node); + $first = false; + } + } + + $compiler->raw(')'); + } + + protected function getArguments($callable, $arguments) + { + $parameters = array(); + $named = false; + foreach ($arguments as $name => $node) { + if (!is_int($name)) { + $named = true; + $name = $this->normalizeName($name); + } elseif ($named) { + throw new Twig_Error_Syntax(sprintf('Positional arguments cannot be used after named arguments for %s "%s".', $this->getAttribute('type'), $this->getAttribute('name'))); + } + + $parameters[$name] = $node; + } + + if (!$named) { + return $parameters; + } + + if (!$callable) { + throw new LogicException(sprintf('Named arguments are not supported for %s "%s".', $this->getAttribute('type'), $this->getAttribute('name'))); + } + + // manage named arguments + if (is_array($callable)) { + $r = new ReflectionMethod($callable[0], $callable[1]); + } elseif (is_object($callable) && !$callable instanceof Closure) { + $r = new ReflectionObject($callable); + $r = $r->getMethod('__invoke'); + } else { + $r = new ReflectionFunction($callable); + } + + $definition = $r->getParameters(); + if ($this->hasNode('node')) { + array_shift($definition); + } + if ($this->hasAttribute('needs_environment') && $this->getAttribute('needs_environment')) { + array_shift($definition); + } + if ($this->hasAttribute('needs_context') && $this->getAttribute('needs_context')) { + array_shift($definition); + } + if ($this->hasAttribute('arguments') && null !== $this->getAttribute('arguments')) { + foreach ($this->getAttribute('arguments') as $argument) { + array_shift($definition); + } + } + + $arguments = array(); + $pos = 0; + foreach ($definition as $param) { + $name = $this->normalizeName($param->name); + + if (array_key_exists($name, $parameters)) { + if (array_key_exists($pos, $parameters)) { + throw new Twig_Error_Syntax(sprintf('Arguments "%s" is defined twice for %s "%s".', $name, $this->getAttribute('type'), $this->getAttribute('name'))); + } + + $arguments[] = $parameters[$name]; + unset($parameters[$name]); + } elseif (array_key_exists($pos, $parameters)) { + $arguments[] = $parameters[$pos]; + unset($parameters[$pos]); + ++$pos; + } elseif ($param->isDefaultValueAvailable()) { + $arguments[] = new Twig_Node_Expression_Constant($param->getDefaultValue(), -1); + } elseif ($param->isOptional()) { + break; + } else { + throw new Twig_Error_Syntax(sprintf('Value for argument "%s" is required for %s "%s".', $name, $this->getAttribute('type'), $this->getAttribute('name'))); + } + } + + foreach (array_keys($parameters) as $name) { + throw new Twig_Error_Syntax(sprintf('Unknown argument "%s" for %s "%s".', $name, $this->getAttribute('type'), $this->getAttribute('name'))); + } + + return $arguments; + } + + protected function normalizeName($name) + { + return strtolower(preg_replace(array('/([A-Z]+)([A-Z][a-z])/', '/([a-z\d])([A-Z])/'), array('\\1_\\2', '\\1_\\2'), $name)); + } +} diff --git a/inc/Twig/Node/Expression/Conditional.php b/inc/Twig/Node/Expression/Conditional.php new file mode 100644 index 0000000..edcb1e2 --- /dev/null +++ b/inc/Twig/Node/Expression/Conditional.php @@ -0,0 +1,31 @@ + $expr1, 'expr2' => $expr2, 'expr3' => $expr3), array(), $lineno); + } + + public function compile(Twig_Compiler $compiler) + { + $compiler + ->raw('((') + ->subcompile($this->getNode('expr1')) + ->raw(') ? (') + ->subcompile($this->getNode('expr2')) + ->raw(') : (') + ->subcompile($this->getNode('expr3')) + ->raw('))') + ; + } +} diff --git a/inc/Twig/Node/Expression/Constant.php b/inc/Twig/Node/Expression/Constant.php new file mode 100644 index 0000000..a91dc69 --- /dev/null +++ b/inc/Twig/Node/Expression/Constant.php @@ -0,0 +1,23 @@ + $value), $lineno); + } + + public function compile(Twig_Compiler $compiler) + { + $compiler->repr($this->getAttribute('value')); + } +} diff --git a/inc/Twig/Node/Expression/ExtensionReference.php b/inc/Twig/Node/Expression/ExtensionReference.php new file mode 100644 index 0000000..00ac670 --- /dev/null +++ b/inc/Twig/Node/Expression/ExtensionReference.php @@ -0,0 +1,33 @@ + + */ +class Twig_Node_Expression_ExtensionReference extends Twig_Node_Expression +{ + public function __construct($name, $lineno, $tag = null) + { + parent::__construct(array(), array('name' => $name), $lineno, $tag); + } + + /** + * Compiles the node to PHP. + * + * @param Twig_Compiler A Twig_Compiler instance + */ + public function compile(Twig_Compiler $compiler) + { + $compiler->raw(sprintf("\$this->env->getExtension('%s')", $this->getAttribute('name'))); + } +} diff --git a/inc/Twig/Node/Expression/Filter.php b/inc/Twig/Node/Expression/Filter.php new file mode 100644 index 0000000..207b062 --- /dev/null +++ b/inc/Twig/Node/Expression/Filter.php @@ -0,0 +1,36 @@ + $node, 'filter' => $filterName, 'arguments' => $arguments), array(), $lineno, $tag); + } + + public function compile(Twig_Compiler $compiler) + { + $name = $this->getNode('filter')->getAttribute('value'); + $filter = $compiler->getEnvironment()->getFilter($name); + + $this->setAttribute('name', $name); + $this->setAttribute('type', 'filter'); + $this->setAttribute('thing', $filter); + $this->setAttribute('needs_environment', $filter->needsEnvironment()); + $this->setAttribute('needs_context', $filter->needsContext()); + $this->setAttribute('arguments', $filter->getArguments()); + if ($filter instanceof Twig_FilterCallableInterface || $filter instanceof Twig_SimpleFilter) { + $this->setAttribute('callable', $filter->getCallable()); + } + + $this->compileCallable($compiler); + } +} diff --git a/inc/Twig/Node/Expression/Filter/Default.php b/inc/Twig/Node/Expression/Filter/Default.php new file mode 100644 index 0000000..1827c88 --- /dev/null +++ b/inc/Twig/Node/Expression/Filter/Default.php @@ -0,0 +1,43 @@ + + * {{ var.foo|default('foo item on var is not defined') }} + * + * + * @author Fabien Potencier + */ +class Twig_Node_Expression_Filter_Default extends Twig_Node_Expression_Filter +{ + public function __construct(Twig_NodeInterface $node, Twig_Node_Expression_Constant $filterName, Twig_NodeInterface $arguments, $lineno, $tag = null) + { + $default = new Twig_Node_Expression_Filter($node, new Twig_Node_Expression_Constant('default', $node->getLine()), $arguments, $node->getLine()); + + if ('default' === $filterName->getAttribute('value') && ($node instanceof Twig_Node_Expression_Name || $node instanceof Twig_Node_Expression_GetAttr)) { + $test = new Twig_Node_Expression_Test_Defined(clone $node, 'defined', new Twig_Node(), $node->getLine()); + $false = count($arguments) ? $arguments->getNode(0) : new Twig_Node_Expression_Constant('', $node->getLine()); + + $node = new Twig_Node_Expression_Conditional($test, $default, $false, $node->getLine()); + } else { + $node = $default; + } + + parent::__construct($node, $filterName, $arguments, $lineno, $tag); + } + + public function compile(Twig_Compiler $compiler) + { + $compiler->subcompile($this->getNode('node')); + } +} diff --git a/inc/Twig/Node/Expression/Function.php b/inc/Twig/Node/Expression/Function.php new file mode 100644 index 0000000..3e1f6b5 --- /dev/null +++ b/inc/Twig/Node/Expression/Function.php @@ -0,0 +1,35 @@ + $arguments), array('name' => $name), $lineno); + } + + public function compile(Twig_Compiler $compiler) + { + $name = $this->getAttribute('name'); + $function = $compiler->getEnvironment()->getFunction($name); + + $this->setAttribute('name', $name); + $this->setAttribute('type', 'function'); + $this->setAttribute('thing', $function); + $this->setAttribute('needs_environment', $function->needsEnvironment()); + $this->setAttribute('needs_context', $function->needsContext()); + $this->setAttribute('arguments', $function->getArguments()); + if ($function instanceof Twig_FunctionCallableInterface || $function instanceof Twig_SimpleFunction) { + $this->setAttribute('callable', $function->getCallable()); + } + + $this->compileCallable($compiler); + } +} diff --git a/inc/Twig/Node/Expression/GetAttr.php b/inc/Twig/Node/Expression/GetAttr.php new file mode 100644 index 0000000..81a9b13 --- /dev/null +++ b/inc/Twig/Node/Expression/GetAttr.php @@ -0,0 +1,53 @@ + $node, 'attribute' => $attribute, 'arguments' => $arguments), array('type' => $type, 'is_defined_test' => false, 'ignore_strict_check' => false, 'disable_c_ext' => false), $lineno); + } + + public function compile(Twig_Compiler $compiler) + { + if (function_exists('twig_template_get_attributes') && !$this->getAttribute('disable_c_ext')) { + $compiler->raw('twig_template_get_attributes($this, '); + } else { + $compiler->raw('$this->getAttribute('); + } + + if ($this->getAttribute('ignore_strict_check')) { + $this->getNode('node')->setAttribute('ignore_strict_check', true); + } + + $compiler->subcompile($this->getNode('node')); + + $compiler->raw(', ')->subcompile($this->getNode('attribute')); + + if (count($this->getNode('arguments')) || Twig_TemplateInterface::ANY_CALL !== $this->getAttribute('type') || $this->getAttribute('is_defined_test') || $this->getAttribute('ignore_strict_check')) { + $compiler->raw(', ')->subcompile($this->getNode('arguments')); + + if (Twig_TemplateInterface::ANY_CALL !== $this->getAttribute('type') || $this->getAttribute('is_defined_test') || $this->getAttribute('ignore_strict_check')) { + $compiler->raw(', ')->repr($this->getAttribute('type')); + } + + if ($this->getAttribute('is_defined_test') || $this->getAttribute('ignore_strict_check')) { + $compiler->raw(', '.($this->getAttribute('is_defined_test') ? 'true' : 'false')); + } + + if ($this->getAttribute('ignore_strict_check')) { + $compiler->raw(', '.($this->getAttribute('ignore_strict_check') ? 'true' : 'false')); + } + } + + $compiler->raw(')'); + } +} diff --git a/inc/Twig/Node/Expression/MethodCall.php b/inc/Twig/Node/Expression/MethodCall.php new file mode 100644 index 0000000..620b02b --- /dev/null +++ b/inc/Twig/Node/Expression/MethodCall.php @@ -0,0 +1,41 @@ + $node, 'arguments' => $arguments), array('method' => $method, 'safe' => false), $lineno); + + if ($node instanceof Twig_Node_Expression_Name) { + $node->setAttribute('always_defined', true); + } + } + + public function compile(Twig_Compiler $compiler) + { + $compiler + ->subcompile($this->getNode('node')) + ->raw('->') + ->raw($this->getAttribute('method')) + ->raw('(') + ; + $first = true; + foreach ($this->getNode('arguments')->getKeyValuePairs() as $pair) { + if (!$first) { + $compiler->raw(', '); + } + $first = false; + + $compiler->subcompile($pair['value']); + } + $compiler->raw(')'); + } +} diff --git a/inc/Twig/Node/Expression/Name.php b/inc/Twig/Node/Expression/Name.php new file mode 100644 index 0000000..3b8fae0 --- /dev/null +++ b/inc/Twig/Node/Expression/Name.php @@ -0,0 +1,88 @@ + '$this', + '_context' => '$context', + '_charset' => '$this->env->getCharset()', + ); + + public function __construct($name, $lineno) + { + parent::__construct(array(), array('name' => $name, 'is_defined_test' => false, 'ignore_strict_check' => false, 'always_defined' => false), $lineno); + } + + public function compile(Twig_Compiler $compiler) + { + $name = $this->getAttribute('name'); + + if ($this->getAttribute('is_defined_test')) { + if ($this->isSpecial()) { + $compiler->repr(true); + } else { + $compiler->raw('array_key_exists(')->repr($name)->raw(', $context)'); + } + } elseif ($this->isSpecial()) { + $compiler->raw($this->specialVars[$name]); + } elseif ($this->getAttribute('always_defined')) { + $compiler + ->raw('$context[') + ->string($name) + ->raw(']') + ; + } else { + // remove the non-PHP 5.4 version when PHP 5.3 support is dropped + // as the non-optimized version is just a workaround for slow ternary operator + // when the context has a lot of variables + if (version_compare(phpversion(), '5.4.0RC1', '>=')) { + // PHP 5.4 ternary operator performance was optimized + $compiler + ->raw('(isset($context[') + ->string($name) + ->raw(']) ? $context[') + ->string($name) + ->raw('] : ') + ; + + if ($this->getAttribute('ignore_strict_check') || !$compiler->getEnvironment()->isStrictVariables()) { + $compiler->raw('null)'); + } else { + $compiler->raw('$this->getContext($context, ')->string($name)->raw('))'); + } + } else { + $compiler + ->raw('$this->getContext($context, ') + ->string($name) + ; + + if ($this->getAttribute('ignore_strict_check')) { + $compiler->raw(', true'); + } + + $compiler + ->raw(')') + ; + } + } + } + + public function isSpecial() + { + return isset($this->specialVars[$this->getAttribute('name')]); + } + + public function isSimple() + { + return !$this->isSpecial() && !$this->getAttribute('is_defined_test'); + } +} diff --git a/inc/Twig/Node/Expression/Parent.php b/inc/Twig/Node/Expression/Parent.php new file mode 100644 index 0000000..dcf618c --- /dev/null +++ b/inc/Twig/Node/Expression/Parent.php @@ -0,0 +1,47 @@ + + */ +class Twig_Node_Expression_Parent extends Twig_Node_Expression +{ + public function __construct($name, $lineno, $tag = null) + { + parent::__construct(array(), array('output' => false, 'name' => $name), $lineno, $tag); + } + + /** + * Compiles the node to PHP. + * + * @param Twig_Compiler A Twig_Compiler instance + */ + public function compile(Twig_Compiler $compiler) + { + if ($this->getAttribute('output')) { + $compiler + ->addDebugInfo($this) + ->write("\$this->displayParentBlock(") + ->string($this->getAttribute('name')) + ->raw(", \$context, \$blocks);\n") + ; + } else { + $compiler + ->raw("\$this->renderParentBlock(") + ->string($this->getAttribute('name')) + ->raw(", \$context, \$blocks)") + ; + } + } +} diff --git a/inc/Twig/Node/Expression/TempName.php b/inc/Twig/Node/Expression/TempName.php new file mode 100644 index 0000000..e6b058e --- /dev/null +++ b/inc/Twig/Node/Expression/TempName.php @@ -0,0 +1,26 @@ + $name), $lineno); + } + + public function compile(Twig_Compiler $compiler) + { + $compiler + ->raw('$_') + ->raw($this->getAttribute('name')) + ->raw('_') + ; + } +} diff --git a/inc/Twig/Node/Expression/Test.php b/inc/Twig/Node/Expression/Test.php new file mode 100644 index 0000000..639f501 --- /dev/null +++ b/inc/Twig/Node/Expression/Test.php @@ -0,0 +1,32 @@ + $node, 'arguments' => $arguments), array('name' => $name), $lineno); + } + + public function compile(Twig_Compiler $compiler) + { + $name = $this->getAttribute('name'); + $test = $compiler->getEnvironment()->getTest($name); + + $this->setAttribute('name', $name); + $this->setAttribute('type', 'test'); + $this->setAttribute('thing', $test); + if ($test instanceof Twig_TestCallableInterface || $test instanceof Twig_SimpleTest) { + $this->setAttribute('callable', $test->getCallable()); + } + + $this->compileCallable($compiler); + } +} diff --git a/inc/Twig/Node/Expression/Test/Constant.php b/inc/Twig/Node/Expression/Test/Constant.php new file mode 100644 index 0000000..de55f5f --- /dev/null +++ b/inc/Twig/Node/Expression/Test/Constant.php @@ -0,0 +1,46 @@ + + * {% if post.status is constant('Post::PUBLISHED') %} + * the status attribute is exactly the same as Post::PUBLISHED + * {% endif %} + * + * + * @author Fabien Potencier + */ +class Twig_Node_Expression_Test_Constant extends Twig_Node_Expression_Test +{ + public function compile(Twig_Compiler $compiler) + { + $compiler + ->raw('(') + ->subcompile($this->getNode('node')) + ->raw(' === constant(') + ; + + if ($this->getNode('arguments')->hasNode(1)) { + $compiler + ->raw('get_class(') + ->subcompile($this->getNode('arguments')->getNode(1)) + ->raw(')."::".') + ; + } + + $compiler + ->subcompile($this->getNode('arguments')->getNode(0)) + ->raw('))') + ; + } +} diff --git a/inc/Twig/Node/Expression/Test/Defined.php b/inc/Twig/Node/Expression/Test/Defined.php new file mode 100644 index 0000000..247b2e2 --- /dev/null +++ b/inc/Twig/Node/Expression/Test/Defined.php @@ -0,0 +1,54 @@ + + * {# defined works with variable names and variable attributes #} + * {% if foo is defined %} + * {# ... #} + * {% endif %} + * + * + * @author Fabien Potencier + */ +class Twig_Node_Expression_Test_Defined extends Twig_Node_Expression_Test +{ + public function __construct(Twig_NodeInterface $node, $name, Twig_NodeInterface $arguments = null, $lineno) + { + parent::__construct($node, $name, $arguments, $lineno); + + if ($node instanceof Twig_Node_Expression_Name) { + $node->setAttribute('is_defined_test', true); + } elseif ($node instanceof Twig_Node_Expression_GetAttr) { + $node->setAttribute('is_defined_test', true); + + $this->changeIgnoreStrictCheck($node); + } else { + throw new Twig_Error_Syntax('The "defined" test only works with simple variables', $this->getLine()); + } + } + + protected function changeIgnoreStrictCheck(Twig_Node_Expression_GetAttr $node) + { + $node->setAttribute('ignore_strict_check', true); + + if ($node->getNode('node') instanceof Twig_Node_Expression_GetAttr) { + $this->changeIgnoreStrictCheck($node->getNode('node')); + } + } + + public function compile(Twig_Compiler $compiler) + { + $compiler->subcompile($this->getNode('node')); + } +} diff --git a/inc/Twig/Node/Expression/Test/Divisibleby.php b/inc/Twig/Node/Expression/Test/Divisibleby.php new file mode 100644 index 0000000..0aceb53 --- /dev/null +++ b/inc/Twig/Node/Expression/Test/Divisibleby.php @@ -0,0 +1,33 @@ + + * {% if loop.index is divisibleby(3) %} + * + * + * @author Fabien Potencier + */ +class Twig_Node_Expression_Test_Divisibleby extends Twig_Node_Expression_Test +{ + public function compile(Twig_Compiler $compiler) + { + $compiler + ->raw('(0 == ') + ->subcompile($this->getNode('node')) + ->raw(' % ') + ->subcompile($this->getNode('arguments')->getNode(0)) + ->raw(')') + ; + } +} diff --git a/inc/Twig/Node/Expression/Test/Even.php b/inc/Twig/Node/Expression/Test/Even.php new file mode 100644 index 0000000..d7853e8 --- /dev/null +++ b/inc/Twig/Node/Expression/Test/Even.php @@ -0,0 +1,32 @@ + + * {{ var is even }} + * + * + * @author Fabien Potencier + */ +class Twig_Node_Expression_Test_Even extends Twig_Node_Expression_Test +{ + public function compile(Twig_Compiler $compiler) + { + $compiler + ->raw('(') + ->subcompile($this->getNode('node')) + ->raw(' % 2 == 0') + ->raw(')') + ; + } +} diff --git a/inc/Twig/Node/Expression/Test/Null.php b/inc/Twig/Node/Expression/Test/Null.php new file mode 100644 index 0000000..1c83825 --- /dev/null +++ b/inc/Twig/Node/Expression/Test/Null.php @@ -0,0 +1,31 @@ + + * {{ var is none }} + * + * + * @author Fabien Potencier + */ +class Twig_Node_Expression_Test_Null extends Twig_Node_Expression_Test +{ + public function compile(Twig_Compiler $compiler) + { + $compiler + ->raw('(null === ') + ->subcompile($this->getNode('node')) + ->raw(')') + ; + } +} diff --git a/inc/Twig/Node/Expression/Test/Odd.php b/inc/Twig/Node/Expression/Test/Odd.php new file mode 100644 index 0000000..421c19e --- /dev/null +++ b/inc/Twig/Node/Expression/Test/Odd.php @@ -0,0 +1,32 @@ + + * {{ var is odd }} + * + * + * @author Fabien Potencier + */ +class Twig_Node_Expression_Test_Odd extends Twig_Node_Expression_Test +{ + public function compile(Twig_Compiler $compiler) + { + $compiler + ->raw('(') + ->subcompile($this->getNode('node')) + ->raw(' % 2 == 1') + ->raw(')') + ; + } +} diff --git a/inc/Twig/Node/Expression/Test/Sameas.php b/inc/Twig/Node/Expression/Test/Sameas.php new file mode 100644 index 0000000..b48905e --- /dev/null +++ b/inc/Twig/Node/Expression/Test/Sameas.php @@ -0,0 +1,29 @@ + + */ +class Twig_Node_Expression_Test_Sameas extends Twig_Node_Expression_Test +{ + public function compile(Twig_Compiler $compiler) + { + $compiler + ->raw('(') + ->subcompile($this->getNode('node')) + ->raw(' === ') + ->subcompile($this->getNode('arguments')->getNode(0)) + ->raw(')') + ; + } +} diff --git a/inc/Twig/Node/Expression/Unary.php b/inc/Twig/Node/Expression/Unary.php new file mode 100644 index 0000000..c514388 --- /dev/null +++ b/inc/Twig/Node/Expression/Unary.php @@ -0,0 +1,30 @@ + $node), array(), $lineno); + } + + public function compile(Twig_Compiler $compiler) + { + $compiler->raw('('); + $this->operator($compiler); + $compiler + ->subcompile($this->getNode('node')) + ->raw(')') + ; + } + + abstract public function operator(Twig_Compiler $compiler); +} diff --git a/inc/Twig/Node/Expression/Unary/Neg.php b/inc/Twig/Node/Expression/Unary/Neg.php new file mode 100644 index 0000000..2a3937e --- /dev/null +++ b/inc/Twig/Node/Expression/Unary/Neg.php @@ -0,0 +1,18 @@ +raw('-'); + } +} diff --git a/inc/Twig/Node/Expression/Unary/Not.php b/inc/Twig/Node/Expression/Unary/Not.php new file mode 100644 index 0000000..f94073c --- /dev/null +++ b/inc/Twig/Node/Expression/Unary/Not.php @@ -0,0 +1,18 @@ +raw('!'); + } +} diff --git a/inc/Twig/Node/Expression/Unary/Pos.php b/inc/Twig/Node/Expression/Unary/Pos.php new file mode 100644 index 0000000..04edb52 --- /dev/null +++ b/inc/Twig/Node/Expression/Unary/Pos.php @@ -0,0 +1,18 @@ +raw('+'); + } +} diff --git a/inc/Twig/Node/Flush.php b/inc/Twig/Node/Flush.php new file mode 100644 index 0000000..0467ddc --- /dev/null +++ b/inc/Twig/Node/Flush.php @@ -0,0 +1,36 @@ + + */ +class Twig_Node_Flush extends Twig_Node +{ + public function __construct($lineno, $tag) + { + parent::__construct(array(), array(), $lineno, $tag); + } + + /** + * Compiles the node to PHP. + * + * @param Twig_Compiler A Twig_Compiler instance + */ + public function compile(Twig_Compiler $compiler) + { + $compiler + ->addDebugInfo($this) + ->write("flush();\n") + ; + } +} diff --git a/inc/Twig/Node/For.php b/inc/Twig/Node/For.php new file mode 100644 index 0000000..d1ff371 --- /dev/null +++ b/inc/Twig/Node/For.php @@ -0,0 +1,112 @@ + + */ +class Twig_Node_For extends Twig_Node +{ + protected $loop; + + public function __construct(Twig_Node_Expression_AssignName $keyTarget, Twig_Node_Expression_AssignName $valueTarget, Twig_Node_Expression $seq, Twig_Node_Expression $ifexpr = null, Twig_NodeInterface $body, Twig_NodeInterface $else = null, $lineno, $tag = null) + { + $body = new Twig_Node(array($body, $this->loop = new Twig_Node_ForLoop($lineno, $tag))); + + if (null !== $ifexpr) { + $body = new Twig_Node_If(new Twig_Node(array($ifexpr, $body)), null, $lineno, $tag); + } + + parent::__construct(array('key_target' => $keyTarget, 'value_target' => $valueTarget, 'seq' => $seq, 'body' => $body, 'else' => $else), array('with_loop' => true, 'ifexpr' => null !== $ifexpr), $lineno, $tag); + } + + /** + * Compiles the node to PHP. + * + * @param Twig_Compiler A Twig_Compiler instance + */ + public function compile(Twig_Compiler $compiler) + { + $compiler + ->addDebugInfo($this) + // the (array) cast bypasses a PHP 5.2.6 bug + ->write("\$context['_parent'] = (array) \$context;\n") + ->write("\$context['_seq'] = twig_ensure_traversable(") + ->subcompile($this->getNode('seq')) + ->raw(");\n") + ; + + if (null !== $this->getNode('else')) { + $compiler->write("\$context['_iterated'] = false;\n"); + } + + if ($this->getAttribute('with_loop')) { + $compiler + ->write("\$context['loop'] = array(\n") + ->write(" 'parent' => \$context['_parent'],\n") + ->write(" 'index0' => 0,\n") + ->write(" 'index' => 1,\n") + ->write(" 'first' => true,\n") + ->write(");\n") + ; + + if (!$this->getAttribute('ifexpr')) { + $compiler + ->write("if (is_array(\$context['_seq']) || (is_object(\$context['_seq']) && \$context['_seq'] instanceof Countable)) {\n") + ->indent() + ->write("\$length = count(\$context['_seq']);\n") + ->write("\$context['loop']['revindex0'] = \$length - 1;\n") + ->write("\$context['loop']['revindex'] = \$length;\n") + ->write("\$context['loop']['length'] = \$length;\n") + ->write("\$context['loop']['last'] = 1 === \$length;\n") + ->outdent() + ->write("}\n") + ; + } + } + + $this->loop->setAttribute('else', null !== $this->getNode('else')); + $this->loop->setAttribute('with_loop', $this->getAttribute('with_loop')); + $this->loop->setAttribute('ifexpr', $this->getAttribute('ifexpr')); + + $compiler + ->write("foreach (\$context['_seq'] as ") + ->subcompile($this->getNode('key_target')) + ->raw(" => ") + ->subcompile($this->getNode('value_target')) + ->raw(") {\n") + ->indent() + ->subcompile($this->getNode('body')) + ->outdent() + ->write("}\n") + ; + + if (null !== $this->getNode('else')) { + $compiler + ->write("if (!\$context['_iterated']) {\n") + ->indent() + ->subcompile($this->getNode('else')) + ->outdent() + ->write("}\n") + ; + } + + $compiler->write("\$_parent = \$context['_parent'];\n"); + + // remove some "private" loop variables (needed for nested loops) + $compiler->write('unset($context[\'_seq\'], $context[\'_iterated\'], $context[\''.$this->getNode('key_target')->getAttribute('name').'\'], $context[\''.$this->getNode('value_target')->getAttribute('name').'\'], $context[\'_parent\'], $context[\'loop\']);'."\n"); + + // keep the values set in the inner context for variables defined in the outer context + $compiler->write("\$context = array_intersect_key(\$context, \$_parent) + \$_parent;\n"); + } +} diff --git a/inc/Twig/Node/ForLoop.php b/inc/Twig/Node/ForLoop.php new file mode 100644 index 0000000..b884158 --- /dev/null +++ b/inc/Twig/Node/ForLoop.php @@ -0,0 +1,55 @@ + + */ +class Twig_Node_ForLoop extends Twig_Node +{ + public function __construct($lineno, $tag = null) + { + parent::__construct(array(), array('with_loop' => false, 'ifexpr' => false, 'else' => false), $lineno, $tag); + } + + /** + * Compiles the node to PHP. + * + * @param Twig_Compiler A Twig_Compiler instance + */ + public function compile(Twig_Compiler $compiler) + { + if ($this->getAttribute('else')) { + $compiler->write("\$context['_iterated'] = true;\n"); + } + + if ($this->getAttribute('with_loop')) { + $compiler + ->write("++\$context['loop']['index0'];\n") + ->write("++\$context['loop']['index'];\n") + ->write("\$context['loop']['first'] = false;\n") + ; + + if (!$this->getAttribute('ifexpr')) { + $compiler + ->write("if (isset(\$context['loop']['length'])) {\n") + ->indent() + ->write("--\$context['loop']['revindex0'];\n") + ->write("--\$context['loop']['revindex'];\n") + ->write("\$context['loop']['last'] = 0 === \$context['loop']['revindex0'];\n") + ->outdent() + ->write("}\n") + ; + } + } + } +} diff --git a/inc/Twig/Node/If.php b/inc/Twig/Node/If.php new file mode 100644 index 0000000..4296a8d --- /dev/null +++ b/inc/Twig/Node/If.php @@ -0,0 +1,66 @@ + + */ +class Twig_Node_If extends Twig_Node +{ + public function __construct(Twig_NodeInterface $tests, Twig_NodeInterface $else = null, $lineno, $tag = null) + { + parent::__construct(array('tests' => $tests, 'else' => $else), array(), $lineno, $tag); + } + + /** + * Compiles the node to PHP. + * + * @param Twig_Compiler A Twig_Compiler instance + */ + public function compile(Twig_Compiler $compiler) + { + $compiler->addDebugInfo($this); + for ($i = 0; $i < count($this->getNode('tests')); $i += 2) { + if ($i > 0) { + $compiler + ->outdent() + ->write("} elseif (") + ; + } else { + $compiler + ->write('if (') + ; + } + + $compiler + ->subcompile($this->getNode('tests')->getNode($i)) + ->raw(") {\n") + ->indent() + ->subcompile($this->getNode('tests')->getNode($i + 1)) + ; + } + + if ($this->hasNode('else') && null !== $this->getNode('else')) { + $compiler + ->outdent() + ->write("} else {\n") + ->indent() + ->subcompile($this->getNode('else')) + ; + } + + $compiler + ->outdent() + ->write("}\n"); + } +} diff --git a/inc/Twig/Node/Import.php b/inc/Twig/Node/Import.php new file mode 100644 index 0000000..99efc09 --- /dev/null +++ b/inc/Twig/Node/Import.php @@ -0,0 +1,50 @@ + + */ +class Twig_Node_Import extends Twig_Node +{ + public function __construct(Twig_Node_Expression $expr, Twig_Node_Expression $var, $lineno, $tag = null) + { + parent::__construct(array('expr' => $expr, 'var' => $var), array(), $lineno, $tag); + } + + /** + * Compiles the node to PHP. + * + * @param Twig_Compiler A Twig_Compiler instance + */ + public function compile(Twig_Compiler $compiler) + { + $compiler + ->addDebugInfo($this) + ->write('') + ->subcompile($this->getNode('var')) + ->raw(' = ') + ; + + if ($this->getNode('expr') instanceof Twig_Node_Expression_Name && '_self' === $this->getNode('expr')->getAttribute('name')) { + $compiler->raw("\$this"); + } else { + $compiler + ->raw('$this->env->loadTemplate(') + ->subcompile($this->getNode('expr')) + ->raw(")") + ; + } + + $compiler->raw(";\n"); + } +} diff --git a/inc/Twig/Node/Include.php b/inc/Twig/Node/Include.php new file mode 100644 index 0000000..ed4a375 --- /dev/null +++ b/inc/Twig/Node/Include.php @@ -0,0 +1,99 @@ + + */ +class Twig_Node_Include extends Twig_Node implements Twig_NodeOutputInterface +{ + public function __construct(Twig_Node_Expression $expr, Twig_Node_Expression $variables = null, $only = false, $ignoreMissing = false, $lineno, $tag = null) + { + parent::__construct(array('expr' => $expr, 'variables' => $variables), array('only' => (Boolean) $only, 'ignore_missing' => (Boolean) $ignoreMissing), $lineno, $tag); + } + + /** + * Compiles the node to PHP. + * + * @param Twig_Compiler A Twig_Compiler instance + */ + public function compile(Twig_Compiler $compiler) + { + $compiler->addDebugInfo($this); + + if ($this->getAttribute('ignore_missing')) { + $compiler + ->write("try {\n") + ->indent() + ; + } + + $this->addGetTemplate($compiler); + + $compiler->raw('->display('); + + $this->addTemplateArguments($compiler); + + $compiler->raw(");\n"); + + if ($this->getAttribute('ignore_missing')) { + $compiler + ->outdent() + ->write("} catch (Twig_Error_Loader \$e) {\n") + ->indent() + ->write("// ignore missing template\n") + ->outdent() + ->write("}\n\n") + ; + } + } + + protected function addGetTemplate(Twig_Compiler $compiler) + { + if ($this->getNode('expr') instanceof Twig_Node_Expression_Constant) { + $compiler + ->write("\$this->env->loadTemplate(") + ->subcompile($this->getNode('expr')) + ->raw(")") + ; + } else { + $compiler + ->write("\$template = \$this->env->resolveTemplate(") + ->subcompile($this->getNode('expr')) + ->raw(");\n") + ->write('$template') + ; + } + } + + protected function addTemplateArguments(Twig_Compiler $compiler) + { + if (false === $this->getAttribute('only')) { + if (null === $this->getNode('variables')) { + $compiler->raw('$context'); + } else { + $compiler + ->raw('array_merge($context, ') + ->subcompile($this->getNode('variables')) + ->raw(')') + ; + } + } else { + if (null === $this->getNode('variables')) { + $compiler->raw('array()'); + } else { + $compiler->subcompile($this->getNode('variables')); + } + } + } +} diff --git a/inc/Twig/Node/Macro.php b/inc/Twig/Node/Macro.php new file mode 100644 index 0000000..8991061 --- /dev/null +++ b/inc/Twig/Node/Macro.php @@ -0,0 +1,96 @@ + + */ +class Twig_Node_Macro extends Twig_Node +{ + public function __construct($name, Twig_NodeInterface $body, Twig_NodeInterface $arguments, $lineno, $tag = null) + { + parent::__construct(array('body' => $body, 'arguments' => $arguments), array('name' => $name), $lineno, $tag); + } + + /** + * Compiles the node to PHP. + * + * @param Twig_Compiler A Twig_Compiler instance + */ + public function compile(Twig_Compiler $compiler) + { + $compiler + ->addDebugInfo($this) + ->write(sprintf("public function get%s(", $this->getAttribute('name'))) + ; + + $count = count($this->getNode('arguments')); + $pos = 0; + foreach ($this->getNode('arguments') as $name => $default) { + $compiler + ->raw('$_'.$name.' = ') + ->subcompile($default) + ; + + if (++$pos < $count) { + $compiler->raw(', '); + } + } + + $compiler + ->raw(")\n") + ->write("{\n") + ->indent() + ; + + if (!count($this->getNode('arguments'))) { + $compiler->write("\$context = \$this->env->getGlobals();\n\n"); + } else { + $compiler + ->write("\$context = \$this->env->mergeGlobals(array(\n") + ->indent() + ; + + foreach ($this->getNode('arguments') as $name => $default) { + $compiler + ->write('') + ->string($name) + ->raw(' => $_'.$name) + ->raw(",\n") + ; + } + + $compiler + ->outdent() + ->write("));\n\n") + ; + } + + $compiler + ->write("\$blocks = array();\n\n") + ->write("ob_start();\n") + ->write("try {\n") + ->indent() + ->subcompile($this->getNode('body')) + ->outdent() + ->write("} catch (Exception \$e) {\n") + ->indent() + ->write("ob_end_clean();\n\n") + ->write("throw \$e;\n") + ->outdent() + ->write("}\n\n") + ->write("return ('' === \$tmp = ob_get_clean()) ? '' : new Twig_Markup(\$tmp, \$this->env->getCharset());\n") + ->outdent() + ->write("}\n\n") + ; + } +} diff --git a/inc/Twig/Node/Module.php b/inc/Twig/Node/Module.php new file mode 100644 index 0000000..585048b --- /dev/null +++ b/inc/Twig/Node/Module.php @@ -0,0 +1,371 @@ + + */ +class Twig_Node_Module extends Twig_Node +{ + public function __construct(Twig_NodeInterface $body, Twig_Node_Expression $parent = null, Twig_NodeInterface $blocks, Twig_NodeInterface $macros, Twig_NodeInterface $traits, $embeddedTemplates, $filename) + { + // embedded templates are set as attributes so that they are only visited once by the visitors + parent::__construct(array('parent' => $parent, 'body' => $body, 'blocks' => $blocks, 'macros' => $macros, 'traits' => $traits), array('filename' => $filename, 'index' => null, 'embedded_templates' => $embeddedTemplates), 1); + } + + public function setIndex($index) + { + $this->setAttribute('index', $index); + } + + /** + * Compiles the node to PHP. + * + * @param Twig_Compiler A Twig_Compiler instance + */ + public function compile(Twig_Compiler $compiler) + { + $this->compileTemplate($compiler); + + foreach ($this->getAttribute('embedded_templates') as $template) { + $compiler->subcompile($template); + } + } + + protected function compileTemplate(Twig_Compiler $compiler) + { + if (!$this->getAttribute('index')) { + $compiler->write('compileClassHeader($compiler); + + if (count($this->getNode('blocks')) || count($this->getNode('traits')) || null === $this->getNode('parent') || $this->getNode('parent') instanceof Twig_Node_Expression_Constant) { + $this->compileConstructor($compiler); + } + + $this->compileGetParent($compiler); + + $this->compileDisplayHeader($compiler); + + $this->compileDisplayBody($compiler); + + $this->compileDisplayFooter($compiler); + + $compiler->subcompile($this->getNode('blocks')); + + $this->compileMacros($compiler); + + $this->compileGetTemplateName($compiler); + + $this->compileIsTraitable($compiler); + + $this->compileDebugInfo($compiler); + + $this->compileClassFooter($compiler); + } + + protected function compileGetParent(Twig_Compiler $compiler) + { + if (null === $this->getNode('parent')) { + return; + } + + $compiler + ->write("protected function doGetParent(array \$context)\n", "{\n") + ->indent() + ->write("return ") + ; + + if ($this->getNode('parent') instanceof Twig_Node_Expression_Constant) { + $compiler->subcompile($this->getNode('parent')); + } else { + $compiler + ->raw("\$this->env->resolveTemplate(") + ->subcompile($this->getNode('parent')) + ->raw(")") + ; + } + + $compiler + ->raw(";\n") + ->outdent() + ->write("}\n\n") + ; + } + + protected function compileDisplayBody(Twig_Compiler $compiler) + { + $compiler->subcompile($this->getNode('body')); + + if (null !== $this->getNode('parent')) { + if ($this->getNode('parent') instanceof Twig_Node_Expression_Constant) { + $compiler->write("\$this->parent"); + } else { + $compiler->write("\$this->getParent(\$context)"); + } + $compiler->raw("->display(\$context, array_merge(\$this->blocks, \$blocks));\n"); + } + } + + protected function compileClassHeader(Twig_Compiler $compiler) + { + $compiler + ->write("\n\n") + // if the filename contains */, add a blank to avoid a PHP parse error + ->write("/* ".str_replace('*/', '* /', $this->getAttribute('filename'))." */\n") + ->write('class '.$compiler->getEnvironment()->getTemplateClass($this->getAttribute('filename'), $this->getAttribute('index'))) + ->raw(sprintf(" extends %s\n", $compiler->getEnvironment()->getBaseTemplateClass())) + ->write("{\n") + ->indent() + ; + } + + protected function compileConstructor(Twig_Compiler $compiler) + { + $compiler + ->write("public function __construct(Twig_Environment \$env)\n", "{\n") + ->indent() + ->write("parent::__construct(\$env);\n\n") + ; + + // parent + if (null === $this->getNode('parent')) { + $compiler->write("\$this->parent = false;\n\n"); + } elseif ($this->getNode('parent') instanceof Twig_Node_Expression_Constant) { + $compiler + ->write("\$this->parent = \$this->env->loadTemplate(") + ->subcompile($this->getNode('parent')) + ->raw(");\n\n") + ; + } + + $countTraits = count($this->getNode('traits')); + if ($countTraits) { + // traits + foreach ($this->getNode('traits') as $i => $trait) { + $this->compileLoadTemplate($compiler, $trait->getNode('template'), sprintf('$_trait_%s', $i)); + + $compiler + ->addDebugInfo($trait->getNode('template')) + ->write(sprintf("if (!\$_trait_%s->isTraitable()) {\n", $i)) + ->indent() + ->write("throw new Twig_Error_Runtime('Template \"'.") + ->subcompile($trait->getNode('template')) + ->raw(".'\" cannot be used as a trait.');\n") + ->outdent() + ->write("}\n") + ->write(sprintf("\$_trait_%s_blocks = \$_trait_%s->getBlocks();\n\n", $i, $i)) + ; + + foreach ($trait->getNode('targets') as $key => $value) { + $compiler + ->write(sprintf("\$_trait_%s_blocks[", $i)) + ->subcompile($value) + ->raw(sprintf("] = \$_trait_%s_blocks[", $i)) + ->string($key) + ->raw(sprintf("]; unset(\$_trait_%s_blocks[", $i)) + ->string($key) + ->raw("]);\n\n") + ; + } + } + + if ($countTraits > 1) { + $compiler + ->write("\$this->traits = array_merge(\n") + ->indent() + ; + + for ($i = 0; $i < $countTraits; $i++) { + $compiler + ->write(sprintf("\$_trait_%s_blocks".($i == $countTraits - 1 ? '' : ',')."\n", $i)) + ; + } + + $compiler + ->outdent() + ->write(");\n\n") + ; + } else { + $compiler + ->write("\$this->traits = \$_trait_0_blocks;\n\n") + ; + } + + $compiler + ->write("\$this->blocks = array_merge(\n") + ->indent() + ->write("\$this->traits,\n") + ->write("array(\n") + ; + } else { + $compiler + ->write("\$this->blocks = array(\n") + ; + } + + // blocks + $compiler + ->indent() + ; + + foreach ($this->getNode('blocks') as $name => $node) { + $compiler + ->write(sprintf("'%s' => array(\$this, 'block_%s'),\n", $name, $name)) + ; + } + + if ($countTraits) { + $compiler + ->outdent() + ->write(")\n") + ; + } + + $compiler + ->outdent() + ->write(");\n") + ->outdent() + ->write("}\n\n"); + ; + } + + protected function compileDisplayHeader(Twig_Compiler $compiler) + { + $compiler + ->write("protected function doDisplay(array \$context, array \$blocks = array())\n", "{\n") + ->indent() + ; + } + + protected function compileDisplayFooter(Twig_Compiler $compiler) + { + $compiler + ->outdent() + ->write("}\n\n") + ; + } + + protected function compileClassFooter(Twig_Compiler $compiler) + { + $compiler + ->outdent() + ->write("}\n") + ; + } + + protected function compileMacros(Twig_Compiler $compiler) + { + $compiler->subcompile($this->getNode('macros')); + } + + protected function compileGetTemplateName(Twig_Compiler $compiler) + { + $compiler + ->write("public function getTemplateName()\n", "{\n") + ->indent() + ->write('return ') + ->repr($this->getAttribute('filename')) + ->raw(";\n") + ->outdent() + ->write("}\n\n") + ; + } + + protected function compileIsTraitable(Twig_Compiler $compiler) + { + // A template can be used as a trait if: + // * it has no parent + // * it has no macros + // * it has no body + // + // Put another way, a template can be used as a trait if it + // only contains blocks and use statements. + $traitable = null === $this->getNode('parent') && 0 === count($this->getNode('macros')); + if ($traitable) { + if ($this->getNode('body') instanceof Twig_Node_Body) { + $nodes = $this->getNode('body')->getNode(0); + } else { + $nodes = $this->getNode('body'); + } + + if (!count($nodes)) { + $nodes = new Twig_Node(array($nodes)); + } + + foreach ($nodes as $node) { + if (!count($node)) { + continue; + } + + if ($node instanceof Twig_Node_Text && ctype_space($node->getAttribute('data'))) { + continue; + } + + if ($node instanceof Twig_Node_BlockReference) { + continue; + } + + $traitable = false; + break; + } + } + + if ($traitable) { + return; + } + + $compiler + ->write("public function isTraitable()\n", "{\n") + ->indent() + ->write(sprintf("return %s;\n", $traitable ? 'true' : 'false')) + ->outdent() + ->write("}\n\n") + ; + } + + protected function compileDebugInfo(Twig_Compiler $compiler) + { + $compiler + ->write("public function getDebugInfo()\n", "{\n") + ->indent() + ->write(sprintf("return %s;\n", str_replace("\n", '', var_export(array_reverse($compiler->getDebugInfo(), true), true)))) + ->outdent() + ->write("}\n") + ; + } + + protected function compileLoadTemplate(Twig_Compiler $compiler, $node, $var) + { + if ($node instanceof Twig_Node_Expression_Constant) { + $compiler + ->write(sprintf("%s = \$this->env->loadTemplate(", $var)) + ->subcompile($node) + ->raw(");\n") + ; + } else { + $compiler + ->write(sprintf("%s = ", $var)) + ->subcompile($node) + ->raw(";\n") + ->write(sprintf("if (!%s", $var)) + ->raw(" instanceof Twig_Template) {\n") + ->indent() + ->write(sprintf("%s = \$this->env->loadTemplate(%s);\n", $var, $var)) + ->outdent() + ->write("}\n") + ; + } + } +} diff --git a/inc/Twig/Node/Print.php b/inc/Twig/Node/Print.php new file mode 100644 index 0000000..b0c41d1 --- /dev/null +++ b/inc/Twig/Node/Print.php @@ -0,0 +1,39 @@ + + */ +class Twig_Node_Print extends Twig_Node implements Twig_NodeOutputInterface +{ + public function __construct(Twig_Node_Expression $expr, $lineno, $tag = null) + { + parent::__construct(array('expr' => $expr), array(), $lineno, $tag); + } + + /** + * Compiles the node to PHP. + * + * @param Twig_Compiler A Twig_Compiler instance + */ + public function compile(Twig_Compiler $compiler) + { + $compiler + ->addDebugInfo($this) + ->write('echo ') + ->subcompile($this->getNode('expr')) + ->raw(";\n") + ; + } +} diff --git a/inc/Twig/Node/Sandbox.php b/inc/Twig/Node/Sandbox.php new file mode 100644 index 0000000..8cf3ed4 --- /dev/null +++ b/inc/Twig/Node/Sandbox.php @@ -0,0 +1,47 @@ + + */ +class Twig_Node_Sandbox extends Twig_Node +{ + public function __construct(Twig_NodeInterface $body, $lineno, $tag = null) + { + parent::__construct(array('body' => $body), array(), $lineno, $tag); + } + + /** + * Compiles the node to PHP. + * + * @param Twig_Compiler A Twig_Compiler instance + */ + public function compile(Twig_Compiler $compiler) + { + $compiler + ->addDebugInfo($this) + ->write("\$sandbox = \$this->env->getExtension('sandbox');\n") + ->write("if (!\$alreadySandboxed = \$sandbox->isSandboxed()) {\n") + ->indent() + ->write("\$sandbox->enableSandbox();\n") + ->outdent() + ->write("}\n") + ->subcompile($this->getNode('body')) + ->write("if (!\$alreadySandboxed) {\n") + ->indent() + ->write("\$sandbox->disableSandbox();\n") + ->outdent() + ->write("}\n") + ; + } +} diff --git a/inc/Twig/Node/SandboxedModule.php b/inc/Twig/Node/SandboxedModule.php new file mode 100644 index 0000000..be1f5da --- /dev/null +++ b/inc/Twig/Node/SandboxedModule.php @@ -0,0 +1,60 @@ + + */ +class Twig_Node_SandboxedModule extends Twig_Node_Module +{ + protected $usedFilters; + protected $usedTags; + protected $usedFunctions; + + public function __construct(Twig_Node_Module $node, array $usedFilters, array $usedTags, array $usedFunctions) + { + parent::__construct($node->getNode('body'), $node->getNode('parent'), $node->getNode('blocks'), $node->getNode('macros'), $node->getNode('traits'), $node->getAttribute('embedded_templates'), $node->getAttribute('filename'), $node->getLine(), $node->getNodeTag()); + + $this->setAttribute('index', $node->getAttribute('index')); + + $this->usedFilters = $usedFilters; + $this->usedTags = $usedTags; + $this->usedFunctions = $usedFunctions; + } + + protected function compileDisplayBody(Twig_Compiler $compiler) + { + $compiler->write("\$this->checkSecurity();\n"); + + parent::compileDisplayBody($compiler); + } + + protected function compileDisplayFooter(Twig_Compiler $compiler) + { + parent::compileDisplayFooter($compiler); + + $compiler + ->write("protected function checkSecurity()\n", "{\n") + ->indent() + ->write("\$this->env->getExtension('sandbox')->checkSecurity(\n") + ->indent() + ->write(!$this->usedTags ? "array(),\n" : "array('".implode('\', \'', $this->usedTags)."'),\n") + ->write(!$this->usedFilters ? "array(),\n" : "array('".implode('\', \'', $this->usedFilters)."'),\n") + ->write(!$this->usedFunctions ? "array()\n" : "array('".implode('\', \'', $this->usedFunctions)."')\n") + ->outdent() + ->write(");\n") + ->outdent() + ->write("}\n\n") + ; + } +} diff --git a/inc/Twig/Node/SandboxedPrint.php b/inc/Twig/Node/SandboxedPrint.php new file mode 100644 index 0000000..73dfaa9 --- /dev/null +++ b/inc/Twig/Node/SandboxedPrint.php @@ -0,0 +1,59 @@ + + */ +class Twig_Node_SandboxedPrint extends Twig_Node_Print +{ + public function __construct(Twig_Node_Expression $expr, $lineno, $tag = null) + { + parent::__construct($expr, $lineno, $tag); + } + + /** + * Compiles the node to PHP. + * + * @param Twig_Compiler A Twig_Compiler instance + */ + public function compile(Twig_Compiler $compiler) + { + $compiler + ->addDebugInfo($this) + ->write('echo $this->env->getExtension(\'sandbox\')->ensureToStringAllowed(') + ->subcompile($this->getNode('expr')) + ->raw(");\n") + ; + } + + /** + * Removes node filters. + * + * This is mostly needed when another visitor adds filters (like the escaper one). + * + * @param Twig_Node $node A Node + */ + protected function removeNodeFilter($node) + { + if ($node instanceof Twig_Node_Expression_Filter) { + return $this->removeNodeFilter($node->getNode('node')); + } + + return $node; + } +} diff --git a/inc/Twig/Node/Set.php b/inc/Twig/Node/Set.php new file mode 100644 index 0000000..4c9c16c --- /dev/null +++ b/inc/Twig/Node/Set.php @@ -0,0 +1,101 @@ + + */ +class Twig_Node_Set extends Twig_Node +{ + public function __construct($capture, Twig_NodeInterface $names, Twig_NodeInterface $values, $lineno, $tag = null) + { + parent::__construct(array('names' => $names, 'values' => $values), array('capture' => $capture, 'safe' => false), $lineno, $tag); + + /* + * Optimizes the node when capture is used for a large block of text. + * + * {% set foo %}foo{% endset %} is compiled to $context['foo'] = new Twig_Markup("foo"); + */ + if ($this->getAttribute('capture')) { + $this->setAttribute('safe', true); + + $values = $this->getNode('values'); + if ($values instanceof Twig_Node_Text) { + $this->setNode('values', new Twig_Node_Expression_Constant($values->getAttribute('data'), $values->getLine())); + $this->setAttribute('capture', false); + } + } + } + + /** + * Compiles the node to PHP. + * + * @param Twig_Compiler A Twig_Compiler instance + */ + public function compile(Twig_Compiler $compiler) + { + $compiler->addDebugInfo($this); + + if (count($this->getNode('names')) > 1) { + $compiler->write('list('); + foreach ($this->getNode('names') as $idx => $node) { + if ($idx) { + $compiler->raw(', '); + } + + $compiler->subcompile($node); + } + $compiler->raw(')'); + } else { + if ($this->getAttribute('capture')) { + $compiler + ->write("ob_start();\n") + ->subcompile($this->getNode('values')) + ; + } + + $compiler->subcompile($this->getNode('names'), false); + + if ($this->getAttribute('capture')) { + $compiler->raw(" = ('' === \$tmp = ob_get_clean()) ? '' : new Twig_Markup(\$tmp, \$this->env->getCharset())"); + } + } + + if (!$this->getAttribute('capture')) { + $compiler->raw(' = '); + + if (count($this->getNode('names')) > 1) { + $compiler->write('array('); + foreach ($this->getNode('values') as $idx => $value) { + if ($idx) { + $compiler->raw(', '); + } + + $compiler->subcompile($value); + } + $compiler->raw(')'); + } else { + if ($this->getAttribute('safe')) { + $compiler + ->raw("('' === \$tmp = ") + ->subcompile($this->getNode('values')) + ->raw(") ? '' : new Twig_Markup(\$tmp, \$this->env->getCharset())") + ; + } else { + $compiler->subcompile($this->getNode('values')); + } + } + } + + $compiler->raw(";\n"); + } +} diff --git a/inc/Twig/Node/SetTemp.php b/inc/Twig/Node/SetTemp.php new file mode 100644 index 0000000..3bdd1cb --- /dev/null +++ b/inc/Twig/Node/SetTemp.php @@ -0,0 +1,35 @@ + $name), $lineno); + } + + public function compile(Twig_Compiler $compiler) + { + $name = $this->getAttribute('name'); + $compiler + ->addDebugInfo($this) + ->write('if (isset($context[') + ->string($name) + ->raw('])) { $_') + ->raw($name) + ->raw('_ = $context[') + ->repr($name) + ->raw(']; } else { $_') + ->raw($name) + ->raw("_ = null; }\n") + ; + } +} diff --git a/inc/Twig/Node/Spaceless.php b/inc/Twig/Node/Spaceless.php new file mode 100644 index 0000000..7555fa0 --- /dev/null +++ b/inc/Twig/Node/Spaceless.php @@ -0,0 +1,40 @@ + + */ +class Twig_Node_Spaceless extends Twig_Node +{ + public function __construct(Twig_NodeInterface $body, $lineno, $tag = 'spaceless') + { + parent::__construct(array('body' => $body), array(), $lineno, $tag); + } + + /** + * Compiles the node to PHP. + * + * @param Twig_Compiler A Twig_Compiler instance + */ + public function compile(Twig_Compiler $compiler) + { + $compiler + ->addDebugInfo($this) + ->write("ob_start();\n") + ->subcompile($this->getNode('body')) + ->write("echo trim(preg_replace('/>\s+<', ob_get_clean()));\n") + ; + } +} diff --git a/inc/Twig/Node/Text.php b/inc/Twig/Node/Text.php new file mode 100644 index 0000000..21bdcea --- /dev/null +++ b/inc/Twig/Node/Text.php @@ -0,0 +1,39 @@ + + */ +class Twig_Node_Text extends Twig_Node implements Twig_NodeOutputInterface +{ + public function __construct($data, $lineno) + { + parent::__construct(array(), array('data' => $data), $lineno); + } + + /** + * Compiles the node to PHP. + * + * @param Twig_Compiler A Twig_Compiler instance + */ + public function compile(Twig_Compiler $compiler) + { + $compiler + ->addDebugInfo($this) + ->write('echo ') + ->string($this->getAttribute('data')) + ->raw(";\n") + ; + } +} diff --git a/inc/Twig/NodeInterface.php b/inc/Twig/NodeInterface.php new file mode 100644 index 0000000..f0ef725 --- /dev/null +++ b/inc/Twig/NodeInterface.php @@ -0,0 +1,30 @@ + + * @deprecated since 1.12 (to be removed in 2.0) + */ +interface Twig_NodeInterface extends Countable, IteratorAggregate +{ + /** + * Compiles the node to PHP. + * + * @param Twig_Compiler A Twig_Compiler instance + */ + public function compile(Twig_Compiler $compiler); + + public function getLine(); + + public function getNodeTag(); +} diff --git a/inc/Twig/NodeOutputInterface.php b/inc/Twig/NodeOutputInterface.php new file mode 100644 index 0000000..22172c0 --- /dev/null +++ b/inc/Twig/NodeOutputInterface.php @@ -0,0 +1,19 @@ + + */ +interface Twig_NodeOutputInterface +{ +} diff --git a/inc/Twig/NodeTraverser.php b/inc/Twig/NodeTraverser.php new file mode 100644 index 0000000..28cba1a --- /dev/null +++ b/inc/Twig/NodeTraverser.php @@ -0,0 +1,88 @@ + + */ +class Twig_NodeTraverser +{ + protected $env; + protected $visitors; + + /** + * Constructor. + * + * @param Twig_Environment $env A Twig_Environment instance + * @param array $visitors An array of Twig_NodeVisitorInterface instances + */ + public function __construct(Twig_Environment $env, array $visitors = array()) + { + $this->env = $env; + $this->visitors = array(); + foreach ($visitors as $visitor) { + $this->addVisitor($visitor); + } + } + + /** + * Adds a visitor. + * + * @param Twig_NodeVisitorInterface $visitor A Twig_NodeVisitorInterface instance + */ + public function addVisitor(Twig_NodeVisitorInterface $visitor) + { + if (!isset($this->visitors[$visitor->getPriority()])) { + $this->visitors[$visitor->getPriority()] = array(); + } + + $this->visitors[$visitor->getPriority()][] = $visitor; + } + + /** + * Traverses a node and calls the registered visitors. + * + * @param Twig_NodeInterface $node A Twig_NodeInterface instance + */ + public function traverse(Twig_NodeInterface $node) + { + ksort($this->visitors); + foreach ($this->visitors as $visitors) { + foreach ($visitors as $visitor) { + $node = $this->traverseForVisitor($visitor, $node); + } + } + + return $node; + } + + protected function traverseForVisitor(Twig_NodeVisitorInterface $visitor, Twig_NodeInterface $node = null) + { + if (null === $node) { + return null; + } + + $node = $visitor->enterNode($node, $this->env); + + foreach ($node as $k => $n) { + if (false !== $n = $this->traverseForVisitor($visitor, $n)) { + $node->setNode($k, $n); + } else { + $node->removeNode($k); + } + } + + return $visitor->leaveNode($node, $this->env); + } +} diff --git a/inc/Twig/NodeVisitor/Escaper.php b/inc/Twig/NodeVisitor/Escaper.php new file mode 100644 index 0000000..cc4b3d7 --- /dev/null +++ b/inc/Twig/NodeVisitor/Escaper.php @@ -0,0 +1,167 @@ + + */ +class Twig_NodeVisitor_Escaper implements Twig_NodeVisitorInterface +{ + protected $statusStack = array(); + protected $blocks = array(); + protected $safeAnalysis; + protected $traverser; + protected $defaultStrategy = false; + protected $safeVars = array(); + + public function __construct() + { + $this->safeAnalysis = new Twig_NodeVisitor_SafeAnalysis(); + } + + /** + * Called before child nodes are visited. + * + * @param Twig_NodeInterface $node The node to visit + * @param Twig_Environment $env The Twig environment instance + * + * @return Twig_NodeInterface The modified node + */ + public function enterNode(Twig_NodeInterface $node, Twig_Environment $env) + { + if ($node instanceof Twig_Node_Module) { + if ($env->hasExtension('escaper') && $defaultStrategy = $env->getExtension('escaper')->getDefaultStrategy($node->getAttribute('filename'))) { + $this->defaultStrategy = $defaultStrategy; + } + $this->safeVars = array(); + } elseif ($node instanceof Twig_Node_AutoEscape) { + $this->statusStack[] = $node->getAttribute('value'); + } elseif ($node instanceof Twig_Node_Block) { + $this->statusStack[] = isset($this->blocks[$node->getAttribute('name')]) ? $this->blocks[$node->getAttribute('name')] : $this->needEscaping($env); + } elseif ($node instanceof Twig_Node_Import) { + $this->safeVars[] = $node->getNode('var')->getAttribute('name'); + } + + return $node; + } + + /** + * Called after child nodes are visited. + * + * @param Twig_NodeInterface $node The node to visit + * @param Twig_Environment $env The Twig environment instance + * + * @return Twig_NodeInterface The modified node + */ + public function leaveNode(Twig_NodeInterface $node, Twig_Environment $env) + { + if ($node instanceof Twig_Node_Module) { + $this->defaultStrategy = false; + $this->safeVars = array(); + } elseif ($node instanceof Twig_Node_Expression_Filter) { + return $this->preEscapeFilterNode($node, $env); + } elseif ($node instanceof Twig_Node_Print) { + return $this->escapePrintNode($node, $env, $this->needEscaping($env)); + } + + if ($node instanceof Twig_Node_AutoEscape || $node instanceof Twig_Node_Block) { + array_pop($this->statusStack); + } elseif ($node instanceof Twig_Node_BlockReference) { + $this->blocks[$node->getAttribute('name')] = $this->needEscaping($env); + } + + return $node; + } + + protected function escapePrintNode(Twig_Node_Print $node, Twig_Environment $env, $type) + { + if (false === $type) { + return $node; + } + + $expression = $node->getNode('expr'); + + if ($this->isSafeFor($type, $expression, $env)) { + return $node; + } + + $class = get_class($node); + + return new $class( + $this->getEscaperFilter($type, $expression), + $node->getLine() + ); + } + + protected function preEscapeFilterNode(Twig_Node_Expression_Filter $filter, Twig_Environment $env) + { + $name = $filter->getNode('filter')->getAttribute('value'); + + $type = $env->getFilter($name)->getPreEscape(); + if (null === $type) { + return $filter; + } + + $node = $filter->getNode('node'); + if ($this->isSafeFor($type, $node, $env)) { + return $filter; + } + + $filter->setNode('node', $this->getEscaperFilter($type, $node)); + + return $filter; + } + + protected function isSafeFor($type, Twig_NodeInterface $expression, $env) + { + $safe = $this->safeAnalysis->getSafe($expression); + + if (null === $safe) { + if (null === $this->traverser) { + $this->traverser = new Twig_NodeTraverser($env, array($this->safeAnalysis)); + } + + $this->safeAnalysis->setSafeVars($this->safeVars); + + $this->traverser->traverse($expression); + $safe = $this->safeAnalysis->getSafe($expression); + } + + return in_array($type, $safe) || in_array('all', $safe); + } + + protected function needEscaping(Twig_Environment $env) + { + if (count($this->statusStack)) { + return $this->statusStack[count($this->statusStack) - 1]; + } + + return $this->defaultStrategy ? $this->defaultStrategy : false; + } + + protected function getEscaperFilter($type, Twig_NodeInterface $node) + { + $line = $node->getLine(); + $name = new Twig_Node_Expression_Constant('escape', $line); + $args = new Twig_Node(array(new Twig_Node_Expression_Constant((string) $type, $line), new Twig_Node_Expression_Constant(null, $line), new Twig_Node_Expression_Constant(true, $line))); + + return new Twig_Node_Expression_Filter($node, $name, $args, $line); + } + + /** + * {@inheritdoc} + */ + public function getPriority() + { + return 0; + } +} diff --git a/inc/Twig/NodeVisitor/Optimizer.php b/inc/Twig/NodeVisitor/Optimizer.php new file mode 100644 index 0000000..a254def --- /dev/null +++ b/inc/Twig/NodeVisitor/Optimizer.php @@ -0,0 +1,246 @@ + + */ +class Twig_NodeVisitor_Optimizer implements Twig_NodeVisitorInterface +{ + const OPTIMIZE_ALL = -1; + const OPTIMIZE_NONE = 0; + const OPTIMIZE_FOR = 2; + const OPTIMIZE_RAW_FILTER = 4; + const OPTIMIZE_VAR_ACCESS = 8; + + protected $loops = array(); + protected $optimizers; + protected $prependedNodes = array(); + protected $inABody = false; + + /** + * Constructor. + * + * @param integer $optimizers The optimizer mode + */ + public function __construct($optimizers = -1) + { + if (!is_int($optimizers) || $optimizers > 2) { + throw new InvalidArgumentException(sprintf('Optimizer mode "%s" is not valid.', $optimizers)); + } + + $this->optimizers = $optimizers; + } + + /** + * {@inheritdoc} + */ + public function enterNode(Twig_NodeInterface $node, Twig_Environment $env) + { + if (self::OPTIMIZE_FOR === (self::OPTIMIZE_FOR & $this->optimizers)) { + $this->enterOptimizeFor($node, $env); + } + + if (!version_compare(phpversion(), '5.4.0RC1', '>=') && self::OPTIMIZE_VAR_ACCESS === (self::OPTIMIZE_VAR_ACCESS & $this->optimizers) && !$env->isStrictVariables() && !$env->hasExtension('sandbox')) { + if ($this->inABody) { + if (!$node instanceof Twig_Node_Expression) { + if (get_class($node) !== 'Twig_Node') { + array_unshift($this->prependedNodes, array()); + } + } else { + $node = $this->optimizeVariables($node, $env); + } + } elseif ($node instanceof Twig_Node_Body) { + $this->inABody = true; + } + } + + return $node; + } + + /** + * {@inheritdoc} + */ + public function leaveNode(Twig_NodeInterface $node, Twig_Environment $env) + { + $expression = $node instanceof Twig_Node_Expression; + + if (self::OPTIMIZE_FOR === (self::OPTIMIZE_FOR & $this->optimizers)) { + $this->leaveOptimizeFor($node, $env); + } + + if (self::OPTIMIZE_RAW_FILTER === (self::OPTIMIZE_RAW_FILTER & $this->optimizers)) { + $node = $this->optimizeRawFilter($node, $env); + } + + $node = $this->optimizePrintNode($node, $env); + + if (self::OPTIMIZE_VAR_ACCESS === (self::OPTIMIZE_VAR_ACCESS & $this->optimizers) && !$env->isStrictVariables() && !$env->hasExtension('sandbox')) { + if ($node instanceof Twig_Node_Body) { + $this->inABody = false; + } elseif ($this->inABody) { + if (!$expression && get_class($node) !== 'Twig_Node' && $prependedNodes = array_shift($this->prependedNodes)) { + $nodes = array(); + foreach (array_unique($prependedNodes) as $name) { + $nodes[] = new Twig_Node_SetTemp($name, $node->getLine()); + } + + $nodes[] = $node; + $node = new Twig_Node($nodes); + } + } + } + + return $node; + } + + protected function optimizeVariables($node, $env) + { + if ('Twig_Node_Expression_Name' === get_class($node) && $node->isSimple()) { + $this->prependedNodes[0][] = $node->getAttribute('name'); + + return new Twig_Node_Expression_TempName($node->getAttribute('name'), $node->getLine()); + } + + return $node; + } + + /** + * Optimizes print nodes. + * + * It replaces: + * + * * "echo $this->render(Parent)Block()" with "$this->display(Parent)Block()" + * + * @param Twig_NodeInterface $node A Node + * @param Twig_Environment $env The current Twig environment + */ + protected function optimizePrintNode($node, $env) + { + if (!$node instanceof Twig_Node_Print) { + return $node; + } + + if ( + $node->getNode('expr') instanceof Twig_Node_Expression_BlockReference || + $node->getNode('expr') instanceof Twig_Node_Expression_Parent + ) { + $node->getNode('expr')->setAttribute('output', true); + + return $node->getNode('expr'); + } + + return $node; + } + + /** + * Removes "raw" filters. + * + * @param Twig_NodeInterface $node A Node + * @param Twig_Environment $env The current Twig environment + */ + protected function optimizeRawFilter($node, $env) + { + if ($node instanceof Twig_Node_Expression_Filter && 'raw' == $node->getNode('filter')->getAttribute('value')) { + return $node->getNode('node'); + } + + return $node; + } + + /** + * Optimizes "for" tag by removing the "loop" variable creation whenever possible. + * + * @param Twig_NodeInterface $node A Node + * @param Twig_Environment $env The current Twig environment + */ + protected function enterOptimizeFor($node, $env) + { + if ($node instanceof Twig_Node_For) { + // disable the loop variable by default + $node->setAttribute('with_loop', false); + array_unshift($this->loops, $node); + } elseif (!$this->loops) { + // we are outside a loop + return; + } + + // when do we need to add the loop variable back? + + // the loop variable is referenced for the current loop + elseif ($node instanceof Twig_Node_Expression_Name && 'loop' === $node->getAttribute('name')) { + $this->addLoopToCurrent(); + } + + // block reference + elseif ($node instanceof Twig_Node_BlockReference || $node instanceof Twig_Node_Expression_BlockReference) { + $this->addLoopToCurrent(); + } + + // include without the only attribute + elseif ($node instanceof Twig_Node_Include && !$node->getAttribute('only')) { + $this->addLoopToAll(); + } + + // the loop variable is referenced via an attribute + elseif ($node instanceof Twig_Node_Expression_GetAttr + && (!$node->getNode('attribute') instanceof Twig_Node_Expression_Constant + || 'parent' === $node->getNode('attribute')->getAttribute('value') + ) + && (true === $this->loops[0]->getAttribute('with_loop') + || ($node->getNode('node') instanceof Twig_Node_Expression_Name + && 'loop' === $node->getNode('node')->getAttribute('name') + ) + ) + ) { + $this->addLoopToAll(); + } + } + + /** + * Optimizes "for" tag by removing the "loop" variable creation whenever possible. + * + * @param Twig_NodeInterface $node A Node + * @param Twig_Environment $env The current Twig environment + */ + protected function leaveOptimizeFor($node, $env) + { + if ($node instanceof Twig_Node_For) { + array_shift($this->loops); + } + } + + protected function addLoopToCurrent() + { + $this->loops[0]->setAttribute('with_loop', true); + } + + protected function addLoopToAll() + { + foreach ($this->loops as $loop) { + $loop->setAttribute('with_loop', true); + } + } + + /** + * {@inheritdoc} + */ + public function getPriority() + { + return 255; + } +} diff --git a/inc/Twig/NodeVisitor/SafeAnalysis.php b/inc/Twig/NodeVisitor/SafeAnalysis.php new file mode 100644 index 0000000..c4bbd81 --- /dev/null +++ b/inc/Twig/NodeVisitor/SafeAnalysis.php @@ -0,0 +1,131 @@ +safeVars = $safeVars; + } + + public function getSafe(Twig_NodeInterface $node) + { + $hash = spl_object_hash($node); + if (isset($this->data[$hash])) { + foreach ($this->data[$hash] as $bucket) { + if ($bucket['key'] === $node) { + return $bucket['value']; + } + } + } + } + + protected function setSafe(Twig_NodeInterface $node, array $safe) + { + $hash = spl_object_hash($node); + if (isset($this->data[$hash])) { + foreach ($this->data[$hash] as &$bucket) { + if ($bucket['key'] === $node) { + $bucket['value'] = $safe; + + return; + } + } + } + $this->data[$hash][] = array( + 'key' => $node, + 'value' => $safe, + ); + } + + public function enterNode(Twig_NodeInterface $node, Twig_Environment $env) + { + return $node; + } + + public function leaveNode(Twig_NodeInterface $node, Twig_Environment $env) + { + if ($node instanceof Twig_Node_Expression_Constant) { + // constants are marked safe for all + $this->setSafe($node, array('all')); + } elseif ($node instanceof Twig_Node_Expression_BlockReference) { + // blocks are safe by definition + $this->setSafe($node, array('all')); + } elseif ($node instanceof Twig_Node_Expression_Parent) { + // parent block is safe by definition + $this->setSafe($node, array('all')); + } elseif ($node instanceof Twig_Node_Expression_Conditional) { + // intersect safeness of both operands + $safe = $this->intersectSafe($this->getSafe($node->getNode('expr2')), $this->getSafe($node->getNode('expr3'))); + $this->setSafe($node, $safe); + } elseif ($node instanceof Twig_Node_Expression_Filter) { + // filter expression is safe when the filter is safe + $name = $node->getNode('filter')->getAttribute('value'); + $args = $node->getNode('arguments'); + if (false !== $filter = $env->getFilter($name)) { + $safe = $filter->getSafe($args); + if (null === $safe) { + $safe = $this->intersectSafe($this->getSafe($node->getNode('node')), $filter->getPreservesSafety()); + } + $this->setSafe($node, $safe); + } else { + $this->setSafe($node, array()); + } + } elseif ($node instanceof Twig_Node_Expression_Function) { + // function expression is safe when the function is safe + $name = $node->getAttribute('name'); + $args = $node->getNode('arguments'); + $function = $env->getFunction($name); + if (false !== $function) { + $this->setSafe($node, $function->getSafe($args)); + } else { + $this->setSafe($node, array()); + } + } elseif ($node instanceof Twig_Node_Expression_MethodCall) { + if ($node->getAttribute('safe')) { + $this->setSafe($node, array('all')); + } else { + $this->setSafe($node, array()); + } + } elseif ($node instanceof Twig_Node_Expression_GetAttr && $node->getNode('node') instanceof Twig_Node_Expression_Name) { + $name = $node->getNode('node')->getAttribute('name'); + // attributes on template instances are safe + if ('_self' == $name || in_array($name, $this->safeVars)) { + $this->setSafe($node, array('all')); + } else { + $this->setSafe($node, array()); + } + } else { + $this->setSafe($node, array()); + } + + return $node; + } + + protected function intersectSafe(array $a = null, array $b = null) + { + if (null === $a || null === $b) { + return array(); + } + + if (in_array('all', $a)) { + return $b; + } + + if (in_array('all', $b)) { + return $a; + } + + return array_intersect($a, $b); + } + + /** + * {@inheritdoc} + */ + public function getPriority() + { + return 0; + } +} diff --git a/inc/Twig/NodeVisitor/Sandbox.php b/inc/Twig/NodeVisitor/Sandbox.php new file mode 100644 index 0000000..fb27045 --- /dev/null +++ b/inc/Twig/NodeVisitor/Sandbox.php @@ -0,0 +1,92 @@ + + */ +class Twig_NodeVisitor_Sandbox implements Twig_NodeVisitorInterface +{ + protected $inAModule = false; + protected $tags; + protected $filters; + protected $functions; + + /** + * Called before child nodes are visited. + * + * @param Twig_NodeInterface $node The node to visit + * @param Twig_Environment $env The Twig environment instance + * + * @return Twig_NodeInterface The modified node + */ + public function enterNode(Twig_NodeInterface $node, Twig_Environment $env) + { + if ($node instanceof Twig_Node_Module) { + $this->inAModule = true; + $this->tags = array(); + $this->filters = array(); + $this->functions = array(); + + return $node; + } elseif ($this->inAModule) { + // look for tags + if ($node->getNodeTag()) { + $this->tags[] = $node->getNodeTag(); + } + + // look for filters + if ($node instanceof Twig_Node_Expression_Filter) { + $this->filters[] = $node->getNode('filter')->getAttribute('value'); + } + + // look for functions + if ($node instanceof Twig_Node_Expression_Function) { + $this->functions[] = $node->getAttribute('name'); + } + + // wrap print to check __toString() calls + if ($node instanceof Twig_Node_Print) { + return new Twig_Node_SandboxedPrint($node->getNode('expr'), $node->getLine(), $node->getNodeTag()); + } + } + + return $node; + } + + /** + * Called after child nodes are visited. + * + * @param Twig_NodeInterface $node The node to visit + * @param Twig_Environment $env The Twig environment instance + * + * @return Twig_NodeInterface The modified node + */ + public function leaveNode(Twig_NodeInterface $node, Twig_Environment $env) + { + if ($node instanceof Twig_Node_Module) { + $this->inAModule = false; + + return new Twig_Node_SandboxedModule($node, array_unique($this->filters), array_unique($this->tags), array_unique($this->functions)); + } + + return $node; + } + + /** + * {@inheritdoc} + */ + public function getPriority() + { + return 0; + } +} diff --git a/inc/Twig/NodeVisitorInterface.php b/inc/Twig/NodeVisitorInterface.php new file mode 100644 index 0000000..f33c13f --- /dev/null +++ b/inc/Twig/NodeVisitorInterface.php @@ -0,0 +1,47 @@ + + */ +interface Twig_NodeVisitorInterface +{ + /** + * Called before child nodes are visited. + * + * @param Twig_NodeInterface $node The node to visit + * @param Twig_Environment $env The Twig environment instance + * + * @return Twig_NodeInterface The modified node + */ + public function enterNode(Twig_NodeInterface $node, Twig_Environment $env); + + /** + * Called after child nodes are visited. + * + * @param Twig_NodeInterface $node The node to visit + * @param Twig_Environment $env The Twig environment instance + * + * @return Twig_NodeInterface|false The modified node or false if the node must be removed + */ + public function leaveNode(Twig_NodeInterface $node, Twig_Environment $env); + + /** + * Returns the priority for this visitor. + * + * Priority should be between -10 and 10 (0 is the default). + * + * @return integer The priority level + */ + public function getPriority(); +} diff --git a/inc/Twig/Parser.php b/inc/Twig/Parser.php new file mode 100644 index 0000000..958e46b --- /dev/null +++ b/inc/Twig/Parser.php @@ -0,0 +1,394 @@ + + */ +class Twig_Parser implements Twig_ParserInterface +{ + protected $stack = array(); + protected $stream; + protected $parent; + protected $handlers; + protected $visitors; + protected $expressionParser; + protected $blocks; + protected $blockStack; + protected $macros; + protected $env; + protected $reservedMacroNames; + protected $importedSymbols; + protected $traits; + protected $embeddedTemplates = array(); + + /** + * Constructor. + * + * @param Twig_Environment $env A Twig_Environment instance + */ + public function __construct(Twig_Environment $env) + { + $this->env = $env; + } + + public function getEnvironment() + { + return $this->env; + } + + public function getVarName() + { + return sprintf('__internal_%s', hash('sha1', uniqid(mt_rand(), true), false)); + } + + public function getFilename() + { + return $this->stream->getFilename(); + } + + /** + * Converts a token stream to a node tree. + * + * @param Twig_TokenStream $stream A token stream instance + * + * @return Twig_Node_Module A node tree + */ + public function parse(Twig_TokenStream $stream, $test = null, $dropNeedle = false) + { + // push all variables into the stack to keep the current state of the parser + $vars = get_object_vars($this); + unset($vars['stack'], $vars['env'], $vars['handlers'], $vars['visitors'], $vars['expressionParser']); + $this->stack[] = $vars; + + // tag handlers + if (null === $this->handlers) { + $this->handlers = $this->env->getTokenParsers(); + $this->handlers->setParser($this); + } + + // node visitors + if (null === $this->visitors) { + $this->visitors = $this->env->getNodeVisitors(); + } + + if (null === $this->expressionParser) { + $this->expressionParser = new Twig_ExpressionParser($this, $this->env->getUnaryOperators(), $this->env->getBinaryOperators()); + } + + $this->stream = $stream; + $this->parent = null; + $this->blocks = array(); + $this->macros = array(); + $this->traits = array(); + $this->blockStack = array(); + $this->importedSymbols = array(array()); + $this->embeddedTemplates = array(); + + try { + $body = $this->subparse($test, $dropNeedle); + + if (null !== $this->parent) { + if (null === $body = $this->filterBodyNodes($body)) { + $body = new Twig_Node(); + } + } + } catch (Twig_Error_Syntax $e) { + if (!$e->getTemplateFile()) { + $e->setTemplateFile($this->getFilename()); + } + + if (!$e->getTemplateLine()) { + $e->setTemplateLine($this->stream->getCurrent()->getLine()); + } + + throw $e; + } + + $node = new Twig_Node_Module(new Twig_Node_Body(array($body)), $this->parent, new Twig_Node($this->blocks), new Twig_Node($this->macros), new Twig_Node($this->traits), $this->embeddedTemplates, $this->getFilename()); + + $traverser = new Twig_NodeTraverser($this->env, $this->visitors); + + $node = $traverser->traverse($node); + + // restore previous stack so previous parse() call can resume working + foreach (array_pop($this->stack) as $key => $val) { + $this->$key = $val; + } + + return $node; + } + + public function subparse($test, $dropNeedle = false) + { + $lineno = $this->getCurrentToken()->getLine(); + $rv = array(); + while (!$this->stream->isEOF()) { + switch ($this->getCurrentToken()->getType()) { + case Twig_Token::TEXT_TYPE: + $token = $this->stream->next(); + $rv[] = new Twig_Node_Text($token->getValue(), $token->getLine()); + break; + + case Twig_Token::VAR_START_TYPE: + $token = $this->stream->next(); + $expr = $this->expressionParser->parseExpression(); + $this->stream->expect(Twig_Token::VAR_END_TYPE); + $rv[] = new Twig_Node_Print($expr, $token->getLine()); + break; + + case Twig_Token::BLOCK_START_TYPE: + $this->stream->next(); + $token = $this->getCurrentToken(); + + if ($token->getType() !== Twig_Token::NAME_TYPE) { + throw new Twig_Error_Syntax('A block must start with a tag name', $token->getLine(), $this->getFilename()); + } + + if (null !== $test && call_user_func($test, $token)) { + if ($dropNeedle) { + $this->stream->next(); + } + + if (1 === count($rv)) { + return $rv[0]; + } + + return new Twig_Node($rv, array(), $lineno); + } + + $subparser = $this->handlers->getTokenParser($token->getValue()); + if (null === $subparser) { + if (null !== $test) { + $error = sprintf('Unexpected tag name "%s"', $token->getValue()); + if (is_array($test) && isset($test[0]) && $test[0] instanceof Twig_TokenParserInterface) { + $error .= sprintf(' (expecting closing tag for the "%s" tag defined near line %s)', $test[0]->getTag(), $lineno); + } + + throw new Twig_Error_Syntax($error, $token->getLine(), $this->getFilename()); + } + + $message = sprintf('Unknown tag name "%s"', $token->getValue()); + if ($alternatives = $this->env->computeAlternatives($token->getValue(), array_keys($this->env->getTags()))) { + $message = sprintf('%s. Did you mean "%s"', $message, implode('", "', $alternatives)); + } + + throw new Twig_Error_Syntax($message, $token->getLine(), $this->getFilename()); + } + + $this->stream->next(); + + $node = $subparser->parse($token); + if (null !== $node) { + $rv[] = $node; + } + break; + + default: + throw new Twig_Error_Syntax('Lexer or parser ended up in unsupported state.', 0, $this->getFilename()); + } + } + + if (1 === count($rv)) { + return $rv[0]; + } + + return new Twig_Node($rv, array(), $lineno); + } + + public function addHandler($name, $class) + { + $this->handlers[$name] = $class; + } + + public function addNodeVisitor(Twig_NodeVisitorInterface $visitor) + { + $this->visitors[] = $visitor; + } + + public function getBlockStack() + { + return $this->blockStack; + } + + public function peekBlockStack() + { + return $this->blockStack[count($this->blockStack) - 1]; + } + + public function popBlockStack() + { + array_pop($this->blockStack); + } + + public function pushBlockStack($name) + { + $this->blockStack[] = $name; + } + + public function hasBlock($name) + { + return isset($this->blocks[$name]); + } + + public function getBlock($name) + { + return $this->blocks[$name]; + } + + public function setBlock($name, $value) + { + $this->blocks[$name] = new Twig_Node_Body(array($value), array(), $value->getLine()); + } + + public function hasMacro($name) + { + return isset($this->macros[$name]); + } + + public function setMacro($name, Twig_Node_Macro $node) + { + if (null === $this->reservedMacroNames) { + $this->reservedMacroNames = array(); + $r = new ReflectionClass($this->env->getBaseTemplateClass()); + foreach ($r->getMethods() as $method) { + $this->reservedMacroNames[] = $method->getName(); + } + } + + if (in_array($name, $this->reservedMacroNames)) { + throw new Twig_Error_Syntax(sprintf('"%s" cannot be used as a macro name as it is a reserved keyword', $name), $node->getLine(), $this->getFilename()); + } + + $this->macros[$name] = $node; + } + + public function addTrait($trait) + { + $this->traits[] = $trait; + } + + public function hasTraits() + { + return count($this->traits) > 0; + } + + public function embedTemplate(Twig_Node_Module $template) + { + $template->setIndex(mt_rand()); + + $this->embeddedTemplates[] = $template; + } + + public function addImportedSymbol($type, $alias, $name = null, Twig_Node_Expression $node = null) + { + $this->importedSymbols[0][$type][$alias] = array('name' => $name, 'node' => $node); + } + + public function getImportedSymbol($type, $alias) + { + foreach ($this->importedSymbols as $functions) { + if (isset($functions[$type][$alias])) { + return $functions[$type][$alias]; + } + } + } + + public function isMainScope() + { + return 1 === count($this->importedSymbols); + } + + public function pushLocalScope() + { + array_unshift($this->importedSymbols, array()); + } + + public function popLocalScope() + { + array_shift($this->importedSymbols); + } + + /** + * Gets the expression parser. + * + * @return Twig_ExpressionParser The expression parser + */ + public function getExpressionParser() + { + return $this->expressionParser; + } + + public function getParent() + { + return $this->parent; + } + + public function setParent($parent) + { + $this->parent = $parent; + } + + /** + * Gets the token stream. + * + * @return Twig_TokenStream The token stream + */ + public function getStream() + { + return $this->stream; + } + + /** + * Gets the current token. + * + * @return Twig_Token The current token + */ + public function getCurrentToken() + { + return $this->stream->getCurrent(); + } + + protected function filterBodyNodes(Twig_NodeInterface $node) + { + // check that the body does not contain non-empty output nodes + if ( + ($node instanceof Twig_Node_Text && !ctype_space($node->getAttribute('data'))) + || + (!$node instanceof Twig_Node_Text && !$node instanceof Twig_Node_BlockReference && $node instanceof Twig_NodeOutputInterface) + ) { + if (false !== strpos((string) $node, chr(0xEF).chr(0xBB).chr(0xBF))) { + throw new Twig_Error_Syntax('A template that extends another one cannot have a body but a byte order mark (BOM) has been detected; it must be removed.', $node->getLine(), $this->getFilename()); + } + + throw new Twig_Error_Syntax('A template that extends another one cannot have a body.', $node->getLine(), $this->getFilename()); + } + + // bypass "set" nodes as they "capture" the output + if ($node instanceof Twig_Node_Set) { + return $node; + } + + if ($node instanceof Twig_NodeOutputInterface) { + return; + } + + foreach ($node as $k => $n) { + if (null !== $n && null === $n = $this->filterBodyNodes($n)) { + $node->removeNode($k); + } + } + + return $node; + } +} diff --git a/inc/Twig/ParserInterface.php b/inc/Twig/ParserInterface.php new file mode 100644 index 0000000..f0d7900 --- /dev/null +++ b/inc/Twig/ParserInterface.php @@ -0,0 +1,28 @@ + + * @deprecated since 1.12 (to be removed in 2.0) + */ +interface Twig_ParserInterface +{ + /** + * Converts a token stream to a node tree. + * + * @param Twig_TokenStream $stream A token stream instance + * + * @return Twig_Node_Module A node tree + */ + public function parse(Twig_TokenStream $stream); +} diff --git a/inc/Twig/Sandbox/SecurityError.php b/inc/Twig/Sandbox/SecurityError.php new file mode 100644 index 0000000..015bfae --- /dev/null +++ b/inc/Twig/Sandbox/SecurityError.php @@ -0,0 +1,19 @@ + + */ +class Twig_Sandbox_SecurityError extends Twig_Error +{ +} diff --git a/inc/Twig/Sandbox/SecurityPolicy.php b/inc/Twig/Sandbox/SecurityPolicy.php new file mode 100644 index 0000000..66ee233 --- /dev/null +++ b/inc/Twig/Sandbox/SecurityPolicy.php @@ -0,0 +1,119 @@ + + */ +class Twig_Sandbox_SecurityPolicy implements Twig_Sandbox_SecurityPolicyInterface +{ + protected $allowedTags; + protected $allowedFilters; + protected $allowedMethods; + protected $allowedProperties; + protected $allowedFunctions; + + public function __construct(array $allowedTags = array(), array $allowedFilters = array(), array $allowedMethods = array(), array $allowedProperties = array(), array $allowedFunctions = array()) + { + $this->allowedTags = $allowedTags; + $this->allowedFilters = $allowedFilters; + $this->setAllowedMethods($allowedMethods); + $this->allowedProperties = $allowedProperties; + $this->allowedFunctions = $allowedFunctions; + } + + public function setAllowedTags(array $tags) + { + $this->allowedTags = $tags; + } + + public function setAllowedFilters(array $filters) + { + $this->allowedFilters = $filters; + } + + public function setAllowedMethods(array $methods) + { + $this->allowedMethods = array(); + foreach ($methods as $class => $m) { + $this->allowedMethods[$class] = array_map('strtolower', is_array($m) ? $m : array($m)); + } + } + + public function setAllowedProperties(array $properties) + { + $this->allowedProperties = $properties; + } + + public function setAllowedFunctions(array $functions) + { + $this->allowedFunctions = $functions; + } + + public function checkSecurity($tags, $filters, $functions) + { + foreach ($tags as $tag) { + if (!in_array($tag, $this->allowedTags)) { + throw new Twig_Sandbox_SecurityError(sprintf('Tag "%s" is not allowed.', $tag)); + } + } + + foreach ($filters as $filter) { + if (!in_array($filter, $this->allowedFilters)) { + throw new Twig_Sandbox_SecurityError(sprintf('Filter "%s" is not allowed.', $filter)); + } + } + + foreach ($functions as $function) { + if (!in_array($function, $this->allowedFunctions)) { + throw new Twig_Sandbox_SecurityError(sprintf('Function "%s" is not allowed.', $function)); + } + } + } + + public function checkMethodAllowed($obj, $method) + { + if ($obj instanceof Twig_TemplateInterface || $obj instanceof Twig_Markup) { + return true; + } + + $allowed = false; + $method = strtolower($method); + foreach ($this->allowedMethods as $class => $methods) { + if ($obj instanceof $class) { + $allowed = in_array($method, $methods); + + break; + } + } + + if (!$allowed) { + throw new Twig_Sandbox_SecurityError(sprintf('Calling "%s" method on a "%s" object is not allowed.', $method, get_class($obj))); + } + } + + public function checkPropertyAllowed($obj, $property) + { + $allowed = false; + foreach ($this->allowedProperties as $class => $properties) { + if ($obj instanceof $class) { + $allowed = in_array($property, is_array($properties) ? $properties : array($properties)); + + break; + } + } + + if (!$allowed) { + throw new Twig_Sandbox_SecurityError(sprintf('Calling "%s" property on a "%s" object is not allowed.', $property, get_class($obj))); + } + } +} diff --git a/inc/Twig/Sandbox/SecurityPolicyInterface.php b/inc/Twig/Sandbox/SecurityPolicyInterface.php new file mode 100644 index 0000000..6ab48e3 --- /dev/null +++ b/inc/Twig/Sandbox/SecurityPolicyInterface.php @@ -0,0 +1,24 @@ + + */ +interface Twig_Sandbox_SecurityPolicyInterface +{ + public function checkSecurity($tags, $filters, $functions); + + public function checkMethodAllowed($obj, $method); + + public function checkPropertyAllowed($obj, $method); +} diff --git a/inc/Twig/SimpleFilter.php b/inc/Twig/SimpleFilter.php new file mode 100644 index 0000000..d35c563 --- /dev/null +++ b/inc/Twig/SimpleFilter.php @@ -0,0 +1,94 @@ + + */ +class Twig_SimpleFilter +{ + protected $name; + protected $callable; + protected $options; + protected $arguments = array(); + + public function __construct($name, $callable, array $options = array()) + { + $this->name = $name; + $this->callable = $callable; + $this->options = array_merge(array( + 'needs_environment' => false, + 'needs_context' => false, + 'is_safe' => null, + 'is_safe_callback' => null, + 'pre_escape' => null, + 'preserves_safety' => null, + 'node_class' => 'Twig_Node_Expression_Filter', + ), $options); + } + + public function getName() + { + return $this->name; + } + + public function getCallable() + { + return $this->callable; + } + + public function getNodeClass() + { + return $this->options['node_class']; + } + + public function setArguments($arguments) + { + $this->arguments = $arguments; + } + + public function getArguments() + { + return $this->arguments; + } + + public function needsEnvironment() + { + return $this->options['needs_environment']; + } + + public function needsContext() + { + return $this->options['needs_context']; + } + + public function getSafe(Twig_Node $filterArgs) + { + if (null !== $this->options['is_safe']) { + return $this->options['is_safe']; + } + + if (null !== $this->options['is_safe_callback']) { + return call_user_func($this->options['is_safe_callback'], $filterArgs); + } + } + + public function getPreservesSafety() + { + return $this->options['preserves_safety']; + } + + public function getPreEscape() + { + return $this->options['pre_escape']; + } +} diff --git a/inc/Twig/SimpleFunction.php b/inc/Twig/SimpleFunction.php new file mode 100644 index 0000000..8ef6aca --- /dev/null +++ b/inc/Twig/SimpleFunction.php @@ -0,0 +1,84 @@ + + */ +class Twig_SimpleFunction +{ + protected $name; + protected $callable; + protected $options; + protected $arguments = array(); + + public function __construct($name, $callable, array $options = array()) + { + $this->name = $name; + $this->callable = $callable; + $this->options = array_merge(array( + 'needs_environment' => false, + 'needs_context' => false, + 'is_safe' => null, + 'is_safe_callback' => null, + 'node_class' => 'Twig_Node_Expression_Function', + ), $options); + } + + public function getName() + { + return $this->name; + } + + public function getCallable() + { + return $this->callable; + } + + public function getNodeClass() + { + return $this->options['node_class']; + } + + public function setArguments($arguments) + { + $this->arguments = $arguments; + } + + public function getArguments() + { + return $this->arguments; + } + + public function needsEnvironment() + { + return $this->options['needs_environment']; + } + + public function needsContext() + { + return $this->options['needs_context']; + } + + public function getSafe(Twig_Node $functionArgs) + { + if (null !== $this->options['is_safe']) { + return $this->options['is_safe']; + } + + if (null !== $this->options['is_safe_callback']) { + return call_user_func($this->options['is_safe_callback'], $functionArgs); + } + + return array(); + } +} diff --git a/inc/Twig/SimpleTest.php b/inc/Twig/SimpleTest.php new file mode 100644 index 0000000..225459c --- /dev/null +++ b/inc/Twig/SimpleTest.php @@ -0,0 +1,46 @@ + + */ +class Twig_SimpleTest +{ + protected $name; + protected $callable; + protected $options; + + public function __construct($name, $callable, array $options = array()) + { + $this->name = $name; + $this->callable = $callable; + $this->options = array_merge(array( + 'node_class' => 'Twig_Node_Expression_Test', + ), $options); + } + + public function getName() + { + return $this->name; + } + + public function getCallable() + { + return $this->callable; + } + + public function getNodeClass() + { + return $this->options['node_class']; + } +} diff --git a/inc/Twig/Template.php b/inc/Twig/Template.php new file mode 100644 index 0000000..a001ca0 --- /dev/null +++ b/inc/Twig/Template.php @@ -0,0 +1,455 @@ + + */ +abstract class Twig_Template implements Twig_TemplateInterface +{ + protected static $cache = array(); + + protected $parent; + protected $parents; + protected $env; + protected $blocks; + protected $traits; + + /** + * Constructor. + * + * @param Twig_Environment $env A Twig_Environment instance + */ + public function __construct(Twig_Environment $env) + { + $this->env = $env; + $this->blocks = array(); + $this->traits = array(); + } + + /** + * Returns the template name. + * + * @return string The template name + */ + abstract public function getTemplateName(); + + /** + * {@inheritdoc} + */ + public function getEnvironment() + { + return $this->env; + } + + /** + * Returns the parent template. + * + * This method is for internal use only and should never be called + * directly. + * + * @return Twig_TemplateInterface|false The parent template or false if there is no parent + */ + public function getParent(array $context) + { + if (null !== $this->parent) { + return $this->parent; + } + + $parent = $this->doGetParent($context); + if (false === $parent) { + return false; + } elseif ($parent instanceof Twig_Template) { + $name = $parent->getTemplateName(); + $this->parents[$name] = $parent; + $parent = $name; + } elseif (!isset($this->parents[$parent])) { + $this->parents[$parent] = $this->env->loadTemplate($parent); + } + + return $this->parents[$parent]; + } + + protected function doGetParent(array $context) + { + return false; + } + + public function isTraitable() + { + return true; + } + + /** + * Displays a parent block. + * + * This method is for internal use only and should never be called + * directly. + * + * @param string $name The block name to display from the parent + * @param array $context The context + * @param array $blocks The current set of blocks + */ + public function displayParentBlock($name, array $context, array $blocks = array()) + { + $name = (string) $name; + + if (isset($this->traits[$name])) { + $this->traits[$name][0]->displayBlock($name, $context, $blocks); + } elseif (false !== $parent = $this->getParent($context)) { + $parent->displayBlock($name, $context, $blocks); + } else { + throw new Twig_Error_Runtime(sprintf('The template has no parent and no traits defining the "%s" block', $name), -1, $this->getTemplateName()); + } + } + + /** + * Displays a block. + * + * This method is for internal use only and should never be called + * directly. + * + * @param string $name The block name to display + * @param array $context The context + * @param array $blocks The current set of blocks + */ + public function displayBlock($name, array $context, array $blocks = array()) + { + $name = (string) $name; + + if (isset($blocks[$name])) { + $b = $blocks; + unset($b[$name]); + call_user_func($blocks[$name], $context, $b); + } elseif (isset($this->blocks[$name])) { + call_user_func($this->blocks[$name], $context, $blocks); + } elseif (false !== $parent = $this->getParent($context)) { + $parent->displayBlock($name, $context, array_merge($this->blocks, $blocks)); + } + } + + /** + * Renders a parent block. + * + * This method is for internal use only and should never be called + * directly. + * + * @param string $name The block name to render from the parent + * @param array $context The context + * @param array $blocks The current set of blocks + * + * @return string The rendered block + */ + public function renderParentBlock($name, array $context, array $blocks = array()) + { + ob_start(); + $this->displayParentBlock($name, $context, $blocks); + + return ob_get_clean(); + } + + /** + * Renders a block. + * + * This method is for internal use only and should never be called + * directly. + * + * @param string $name The block name to render + * @param array $context The context + * @param array $blocks The current set of blocks + * + * @return string The rendered block + */ + public function renderBlock($name, array $context, array $blocks = array()) + { + ob_start(); + $this->displayBlock($name, $context, $blocks); + + return ob_get_clean(); + } + + /** + * Returns whether a block exists or not. + * + * This method is for internal use only and should never be called + * directly. + * + * This method does only return blocks defined in the current template + * or defined in "used" traits. + * + * It does not return blocks from parent templates as the parent + * template name can be dynamic, which is only known based on the + * current context. + * + * @param string $name The block name + * + * @return Boolean true if the block exists, false otherwise + */ + public function hasBlock($name) + { + return isset($this->blocks[(string) $name]); + } + + /** + * Returns all block names. + * + * This method is for internal use only and should never be called + * directly. + * + * @return array An array of block names + * + * @see hasBlock + */ + public function getBlockNames() + { + return array_keys($this->blocks); + } + + /** + * Returns all blocks. + * + * This method is for internal use only and should never be called + * directly. + * + * @return array An array of blocks + * + * @see hasBlock + */ + public function getBlocks() + { + return $this->blocks; + } + + /** + * {@inheritdoc} + */ + public function display(array $context, array $blocks = array()) + { + $this->displayWithErrorHandling($this->env->mergeGlobals($context), $blocks); + } + + /** + * {@inheritdoc} + */ + public function render(array $context) + { + $level = ob_get_level(); + ob_start(); + try { + $this->display($context); + } catch (Exception $e) { + while (ob_get_level() > $level) { + ob_end_clean(); + } + + throw $e; + } + + return ob_get_clean(); + } + + protected function displayWithErrorHandling(array $context, array $blocks = array()) + { + try { + $this->doDisplay($context, $blocks); + } catch (Twig_Error $e) { + if (!$e->getTemplateFile()) { + $e->setTemplateFile($this->getTemplateName()); + } + + // this is mostly useful for Twig_Error_Loader exceptions + // see Twig_Error_Loader + if (false === $e->getTemplateLine()) { + $e->setTemplateLine(-1); + $e->guess(); + } + + throw $e; + } catch (Exception $e) { + throw new Twig_Error_Runtime(sprintf('An exception has been thrown during the rendering of a template ("%s").', $e->getMessage()), -1, null, $e); + } + } + + /** + * Auto-generated method to display the template with the given context. + * + * @param array $context An array of parameters to pass to the template + * @param array $blocks An array of blocks to pass to the template + */ + abstract protected function doDisplay(array $context, array $blocks = array()); + + /** + * Returns a variable from the context. + * + * This method is for internal use only and should never be called + * directly. + * + * This method should not be overridden in a sub-class as this is an + * implementation detail that has been introduced to optimize variable + * access for versions of PHP before 5.4. This is not a way to override + * the way to get a variable value. + * + * @param array $context The context + * @param string $item The variable to return from the context + * @param Boolean $ignoreStrictCheck Whether to ignore the strict variable check or not + * + * @return The content of the context variable + * + * @throws Twig_Error_Runtime if the variable does not exist and Twig is running in strict mode + */ + final protected function getContext($context, $item, $ignoreStrictCheck = false) + { + if (!array_key_exists($item, $context)) { + if ($ignoreStrictCheck || !$this->env->isStrictVariables()) { + return null; + } + + throw new Twig_Error_Runtime(sprintf('Variable "%s" does not exist', $item), -1, $this->getTemplateName()); + } + + return $context[$item]; + } + + /** + * Returns the attribute value for a given array/object. + * + * @param mixed $object The object or array from where to get the item + * @param mixed $item The item to get from the array or object + * @param array $arguments An array of arguments to pass if the item is an object method + * @param string $type The type of attribute (@see Twig_TemplateInterface) + * @param Boolean $isDefinedTest Whether this is only a defined check + * @param Boolean $ignoreStrictCheck Whether to ignore the strict attribute check or not + * + * @return mixed The attribute value, or a Boolean when $isDefinedTest is true, or null when the attribute is not set and $ignoreStrictCheck is true + * + * @throws Twig_Error_Runtime if the attribute does not exist and Twig is running in strict mode and $isDefinedTest is false + */ + protected function getAttribute($object, $item, array $arguments = array(), $type = Twig_TemplateInterface::ANY_CALL, $isDefinedTest = false, $ignoreStrictCheck = false) + { + // array + if (Twig_TemplateInterface::METHOD_CALL !== $type) { + $arrayItem = is_bool($item) || is_float($item) ? (int) $item : $item; + + if ((is_array($object) && array_key_exists($arrayItem, $object)) + || ($object instanceof ArrayAccess && isset($object[$arrayItem])) + ) { + if ($isDefinedTest) { + return true; + } + + return $object[$arrayItem]; + } + + if (Twig_TemplateInterface::ARRAY_CALL === $type || !is_object($object)) { + if ($isDefinedTest) { + return false; + } + + if ($ignoreStrictCheck || !$this->env->isStrictVariables()) { + return null; + } + + if (is_object($object)) { + throw new Twig_Error_Runtime(sprintf('Key "%s" in object (with ArrayAccess) of type "%s" does not exist', $arrayItem, get_class($object)), -1, $this->getTemplateName()); + } elseif (is_array($object)) { + throw new Twig_Error_Runtime(sprintf('Key "%s" for array with keys "%s" does not exist', $arrayItem, implode(', ', array_keys($object))), -1, $this->getTemplateName()); + } elseif (Twig_TemplateInterface::ARRAY_CALL === $type) { + throw new Twig_Error_Runtime(sprintf('Impossible to access a key ("%s") on a %s variable ("%s")', $item, gettype($object), $object), -1, $this->getTemplateName()); + } else { + throw new Twig_Error_Runtime(sprintf('Impossible to access an attribute ("%s") on a %s variable ("%s")', $item, gettype($object), $object), -1, $this->getTemplateName()); + } + } + } + + if (!is_object($object)) { + if ($isDefinedTest) { + return false; + } + + if ($ignoreStrictCheck || !$this->env->isStrictVariables()) { + return null; + } + + throw new Twig_Error_Runtime(sprintf('Impossible to invoke a method ("%s") on a %s variable ("%s")', $item, gettype($object), $object), -1, $this->getTemplateName()); + } + + $class = get_class($object); + + // object property + if (Twig_TemplateInterface::METHOD_CALL !== $type) { + if (isset($object->$item) || array_key_exists((string) $item, $object)) { + if ($isDefinedTest) { + return true; + } + + if ($this->env->hasExtension('sandbox')) { + $this->env->getExtension('sandbox')->checkPropertyAllowed($object, $item); + } + + return $object->$item; + } + } + + // object method + if (!isset(self::$cache[$class]['methods'])) { + self::$cache[$class]['methods'] = array_change_key_case(array_flip(get_class_methods($object))); + } + + $lcItem = strtolower($item); + if (isset(self::$cache[$class]['methods'][$lcItem])) { + $method = (string) $item; + } elseif (isset(self::$cache[$class]['methods']['get'.$lcItem])) { + $method = 'get'.$item; + } elseif (isset(self::$cache[$class]['methods']['is'.$lcItem])) { + $method = 'is'.$item; + } elseif (isset(self::$cache[$class]['methods']['__call'])) { + $method = (string) $item; + } else { + if ($isDefinedTest) { + return false; + } + + if ($ignoreStrictCheck || !$this->env->isStrictVariables()) { + return null; + } + + throw new Twig_Error_Runtime(sprintf('Method "%s" for object "%s" does not exist', $item, get_class($object)), -1, $this->getTemplateName()); + } + + if ($isDefinedTest) { + return true; + } + + if ($this->env->hasExtension('sandbox')) { + $this->env->getExtension('sandbox')->checkMethodAllowed($object, $method); + } + + $ret = call_user_func_array(array($object, $method), $arguments); + + // useful when calling a template method from a template + // this is not supported but unfortunately heavily used in the Symfony profiler + if ($object instanceof Twig_TemplateInterface) { + return $ret === '' ? '' : new Twig_Markup($ret, $this->env->getCharset()); + } + + return $ret; + } + + /** + * This method is only useful when testing Twig. Do not use it. + */ + public static function clearCache() + { + self::$cache = array(); + } +} diff --git a/inc/Twig/TemplateInterface.php b/inc/Twig/TemplateInterface.php new file mode 100644 index 0000000..879f503 --- /dev/null +++ b/inc/Twig/TemplateInterface.php @@ -0,0 +1,47 @@ + + * @deprecated since 1.12 (to be removed in 2.0) + */ +interface Twig_TemplateInterface +{ + const ANY_CALL = 'any'; + const ARRAY_CALL = 'array'; + const METHOD_CALL = 'method'; + + /** + * Renders the template with the given context and returns it as string. + * + * @param array $context An array of parameters to pass to the template + * + * @return string The rendered template + */ + public function render(array $context); + + /** + * Displays the template with the given context. + * + * @param array $context An array of parameters to pass to the template + * @param array $blocks An array of blocks to pass to the template + */ + public function display(array $context, array $blocks = array()); + + /** + * Returns the bound environment for this template. + * + * @return Twig_Environment The current environment + */ + public function getEnvironment(); +} diff --git a/inc/Twig/Test.php b/inc/Twig/Test.php new file mode 100644 index 0000000..3baff88 --- /dev/null +++ b/inc/Twig/Test.php @@ -0,0 +1,34 @@ + + * @deprecated since 1.12 (to be removed in 2.0) + */ +abstract class Twig_Test implements Twig_TestInterface, Twig_TestCallableInterface +{ + protected $options; + protected $arguments = array(); + + public function __construct(array $options = array()) + { + $this->options = array_merge(array( + 'callable' => null, + ), $options); + } + + public function getCallable() + { + return $this->options['callable']; + } +} diff --git a/inc/Twig/Test/Function.php b/inc/Twig/Test/Function.php new file mode 100644 index 0000000..4be6b9b --- /dev/null +++ b/inc/Twig/Test/Function.php @@ -0,0 +1,35 @@ + + * @deprecated since 1.12 (to be removed in 2.0) + */ +class Twig_Test_Function extends Twig_Test +{ + protected $function; + + public function __construct($function, array $options = array()) + { + $options['callable'] = $function; + + parent::__construct($options); + + $this->function = $function; + } + + public function compile() + { + return $this->function; + } +} diff --git a/inc/Twig/Test/IntegrationTestCase.php b/inc/Twig/Test/IntegrationTestCase.php new file mode 100644 index 0000000..724f094 --- /dev/null +++ b/inc/Twig/Test/IntegrationTestCase.php @@ -0,0 +1,154 @@ + + * @author Karma Dordrak + */ +abstract class Twig_Test_IntegrationTestCase extends PHPUnit_Framework_TestCase +{ + abstract protected function getExtensions(); + abstract protected function getFixturesDir(); + + /** + * @dataProvider getTests + */ + public function testIntegration($file, $message, $condition, $templates, $exception, $outputs) + { + $this->doIntegrationTest($file, $message, $condition, $templates, $exception, $outputs); + } + + public function getTests() + { + $fixturesDir = realpath($this->getFixturesDir()); + $tests = array(); + + foreach (new RecursiveIteratorIterator(new RecursiveDirectoryIterator($fixturesDir), RecursiveIteratorIterator::LEAVES_ONLY) as $file) { + if (!preg_match('/\.test$/', $file)) { + continue; + } + + $test = file_get_contents($file->getRealpath()); + + if (preg_match('/ + --TEST--\s*(.*?)\s*(?:--CONDITION--\s*(.*))?\s*((?:--TEMPLATE(?:\(.*?\))?--(?:.*?))+)\s*(?:--DATA--\s*(.*))?\s*--EXCEPTION--\s*(.*)/sx', $test, $match)) { + $message = $match[1]; + $condition = $match[2]; + $templates = $this->parseTemplates($match[3]); + $exception = $match[5]; + $outputs = array(array(null, $match[4], null, '')); + } elseif (preg_match('/--TEST--\s*(.*?)\s*(?:--CONDITION--\s*(.*))?\s*((?:--TEMPLATE(?:\(.*?\))?--(?:.*?))+)--DATA--.*?--EXPECT--.*/s', $test, $match)) { + $message = $match[1]; + $condition = $match[2]; + $templates = $this->parseTemplates($match[3]); + $exception = false; + preg_match_all('/--DATA--(.*?)(?:--CONFIG--(.*?))?--EXPECT--(.*?)(?=\-\-DATA\-\-|$)/s', $test, $outputs, PREG_SET_ORDER); + } else { + throw new InvalidArgumentException(sprintf('Test "%s" is not valid.', str_replace($fixturesDir.'/', '', $file))); + } + + $tests[] = array(str_replace($fixturesDir.'/', '', $file), $message, $condition, $templates, $exception, $outputs); + } + + return $tests; + } + + protected function doIntegrationTest($file, $message, $condition, $templates, $exception, $outputs) + { + if ($condition) { + eval('$ret = '.$condition.';'); + if (!$ret) { + $this->markTestSkipped($condition); + } + } + + $loader = new Twig_Loader_Array($templates); + + foreach ($outputs as $match) { + $config = array_merge(array( + 'cache' => false, + 'strict_variables' => true, + ), $match[2] ? eval($match[2].';') : array()); + $twig = new Twig_Environment($loader, $config); + $twig->addGlobal('global', 'global'); + foreach ($this->getExtensions() as $extension) { + $twig->addExtension($extension); + } + + try { + $template = $twig->loadTemplate('index.twig'); + } catch (Exception $e) { + if (false !== $exception) { + $this->assertEquals(trim($exception), trim(sprintf('%s: %s', get_class($e), $e->getMessage()))); + + return; + } + + if ($e instanceof Twig_Error_Syntax) { + $e->setTemplateFile($file); + + throw $e; + } + + throw new Twig_Error(sprintf('%s: %s', get_class($e), $e->getMessage()), -1, $file, $e); + } + + try { + $output = trim($template->render(eval($match[1].';')), "\n "); + } catch (Exception $e) { + if (false !== $exception) { + $this->assertEquals(trim($exception), trim(sprintf('%s: %s', get_class($e), $e->getMessage()))); + + return; + } + + if ($e instanceof Twig_Error_Syntax) { + $e->setTemplateFile($file); + } else { + $e = new Twig_Error(sprintf('%s: %s', get_class($e), $e->getMessage()), -1, $file, $e); + } + + $output = trim(sprintf('%s: %s', get_class($e), $e->getMessage())); + } + + if (false !== $exception) { + list($class, ) = explode(':', $exception); + $this->assertThat(NULL, new PHPUnit_Framework_Constraint_Exception($class)); + } + + $expected = trim($match[3], "\n "); + + if ($expected != $output) { + echo 'Compiled template that failed:'; + + foreach (array_keys($templates) as $name) { + echo "Template: $name\n"; + $source = $loader->getSource($name); + echo $twig->compile($twig->parse($twig->tokenize($source, $name))); + } + } + $this->assertEquals($expected, $output, $message.' (in '.$file.')'); + } + } + + protected static function parseTemplates($test) + { + $templates = array(); + preg_match_all('/--TEMPLATE(?:\((.*?)\))?--(.*?)(?=\-\-TEMPLATE|$)/s', $test, $matches, PREG_SET_ORDER); + foreach ($matches as $match) { + $templates[($match[1] ? $match[1] : 'index.twig')] = $match[2]; + } + + return $templates; + } +} diff --git a/inc/Twig/Test/Method.php b/inc/Twig/Test/Method.php new file mode 100644 index 0000000..17c6c04 --- /dev/null +++ b/inc/Twig/Test/Method.php @@ -0,0 +1,37 @@ + + * @deprecated since 1.12 (to be removed in 2.0) + */ +class Twig_Test_Method extends Twig_Test +{ + protected $extension; + protected $method; + + public function __construct(Twig_ExtensionInterface $extension, $method, array $options = array()) + { + $options['callable'] = array($extension, $method); + + parent::__construct($options); + + $this->extension = $extension; + $this->method = $method; + } + + public function compile() + { + return sprintf('$this->env->getExtension(\'%s\')->%s', $this->extension->getName(), $this->method); + } +} diff --git a/inc/Twig/Test/Node.php b/inc/Twig/Test/Node.php new file mode 100644 index 0000000..c832a57 --- /dev/null +++ b/inc/Twig/Test/Node.php @@ -0,0 +1,37 @@ + + * @deprecated since 1.12 (to be removed in 2.0) + */ +class Twig_Test_Node extends Twig_Test +{ + protected $class; + + public function __construct($class, array $options = array()) + { + parent::__construct($options); + + $this->class = $class; + } + + public function getClass() + { + return $this->class; + } + + public function compile() + { + } +} diff --git a/inc/Twig/Test/NodeTestCase.php b/inc/Twig/Test/NodeTestCase.php new file mode 100644 index 0000000..b15c85f --- /dev/null +++ b/inc/Twig/Test/NodeTestCase.php @@ -0,0 +1,58 @@ +assertNodeCompilation($source, $node, $environment); + } + + public function assertNodeCompilation($source, Twig_Node $node, Twig_Environment $environment = null) + { + $compiler = $this->getCompiler($environment); + $compiler->compile($node); + + $this->assertEquals($source, trim($compiler->getSource())); + } + + protected function getCompiler(Twig_Environment $environment = null) + { + return new Twig_Compiler(null === $environment ? $this->getEnvironment() : $environment); + } + + protected function getEnvironment() + { + return new Twig_Environment(); + } + + protected function getVariableGetter($name) + { + if (version_compare(phpversion(), '5.4.0RC1', '>=')) { + return sprintf('(isset($context["%s"]) ? $context["%s"] : null)', $name, $name); + } + + return sprintf('$this->getContext($context, "%s")', $name); + } + + protected function getAttributeGetter() + { + if (function_exists('twig_template_get_attributes')) { + return 'twig_template_get_attributes($this, '; + } + + return '$this->getAttribute('; + } +} diff --git a/inc/Twig/TestCallableInterface.php b/inc/Twig/TestCallableInterface.php new file mode 100644 index 0000000..0db4368 --- /dev/null +++ b/inc/Twig/TestCallableInterface.php @@ -0,0 +1,21 @@ + + * @deprecated since 1.12 (to be removed in 2.0) + */ +interface Twig_TestCallableInterface +{ + public function getCallable(); +} diff --git a/inc/Twig/TestInterface.php b/inc/Twig/TestInterface.php new file mode 100644 index 0000000..30d8a2c --- /dev/null +++ b/inc/Twig/TestInterface.php @@ -0,0 +1,26 @@ + + * @deprecated since 1.12 (to be removed in 2.0) + */ +interface Twig_TestInterface +{ + /** + * Compiles a test. + * + * @return string The PHP code for the test + */ + public function compile(); +} diff --git a/inc/Twig/Token.php b/inc/Twig/Token.php new file mode 100644 index 0000000..bbca90d --- /dev/null +++ b/inc/Twig/Token.php @@ -0,0 +1,218 @@ + + */ +class Twig_Token +{ + protected $value; + protected $type; + protected $lineno; + + const EOF_TYPE = -1; + const TEXT_TYPE = 0; + const BLOCK_START_TYPE = 1; + const VAR_START_TYPE = 2; + const BLOCK_END_TYPE = 3; + const VAR_END_TYPE = 4; + const NAME_TYPE = 5; + const NUMBER_TYPE = 6; + const STRING_TYPE = 7; + const OPERATOR_TYPE = 8; + const PUNCTUATION_TYPE = 9; + const INTERPOLATION_START_TYPE = 10; + const INTERPOLATION_END_TYPE = 11; + + /** + * Constructor. + * + * @param integer $type The type of the token + * @param string $value The token value + * @param integer $lineno The line position in the source + */ + public function __construct($type, $value, $lineno) + { + $this->type = $type; + $this->value = $value; + $this->lineno = $lineno; + } + + /** + * Returns a string representation of the token. + * + * @return string A string representation of the token + */ + public function __toString() + { + return sprintf('%s(%s)', self::typeToString($this->type, true, $this->lineno), $this->value); + } + + /** + * Tests the current token for a type and/or a value. + * + * Parameters may be: + * * just type + * * type and value (or array of possible values) + * * just value (or array of possible values) (NAME_TYPE is used as type) + * + * @param array|integer $type The type to test + * @param array|string|null $values The token value + * + * @return Boolean + */ + public function test($type, $values = null) + { + if (null === $values && !is_int($type)) { + $values = $type; + $type = self::NAME_TYPE; + } + + return ($this->type === $type) && ( + null === $values || + (is_array($values) && in_array($this->value, $values)) || + $this->value == $values + ); + } + + /** + * Gets the line. + * + * @return integer The source line + */ + public function getLine() + { + return $this->lineno; + } + + /** + * Gets the token type. + * + * @return integer The token type + */ + public function getType() + { + return $this->type; + } + + /** + * Gets the token value. + * + * @return string The token value + */ + public function getValue() + { + return $this->value; + } + + /** + * Returns the constant representation (internal) of a given type. + * + * @param integer $type The type as an integer + * @param Boolean $short Whether to return a short representation or not + * @param integer $line The code line + * + * @return string The string representation + */ + public static function typeToString($type, $short = false, $line = -1) + { + switch ($type) { + case self::EOF_TYPE: + $name = 'EOF_TYPE'; + break; + case self::TEXT_TYPE: + $name = 'TEXT_TYPE'; + break; + case self::BLOCK_START_TYPE: + $name = 'BLOCK_START_TYPE'; + break; + case self::VAR_START_TYPE: + $name = 'VAR_START_TYPE'; + break; + case self::BLOCK_END_TYPE: + $name = 'BLOCK_END_TYPE'; + break; + case self::VAR_END_TYPE: + $name = 'VAR_END_TYPE'; + break; + case self::NAME_TYPE: + $name = 'NAME_TYPE'; + break; + case self::NUMBER_TYPE: + $name = 'NUMBER_TYPE'; + break; + case self::STRING_TYPE: + $name = 'STRING_TYPE'; + break; + case self::OPERATOR_TYPE: + $name = 'OPERATOR_TYPE'; + break; + case self::PUNCTUATION_TYPE: + $name = 'PUNCTUATION_TYPE'; + break; + case self::INTERPOLATION_START_TYPE: + $name = 'INTERPOLATION_START_TYPE'; + break; + case self::INTERPOLATION_END_TYPE: + $name = 'INTERPOLATION_END_TYPE'; + break; + default: + throw new LogicException(sprintf('Token of type "%s" does not exist.', $type)); + } + + return $short ? $name : 'Twig_Token::'.$name; + } + + /** + * Returns the english representation of a given type. + * + * @param integer $type The type as an integer + * @param integer $line The code line + * + * @return string The string representation + */ + public static function typeToEnglish($type, $line = -1) + { + switch ($type) { + case self::EOF_TYPE: + return 'end of template'; + case self::TEXT_TYPE: + return 'text'; + case self::BLOCK_START_TYPE: + return 'begin of statement block'; + case self::VAR_START_TYPE: + return 'begin of print statement'; + case self::BLOCK_END_TYPE: + return 'end of statement block'; + case self::VAR_END_TYPE: + return 'end of print statement'; + case self::NAME_TYPE: + return 'name'; + case self::NUMBER_TYPE: + return 'number'; + case self::STRING_TYPE: + return 'string'; + case self::OPERATOR_TYPE: + return 'operator'; + case self::PUNCTUATION_TYPE: + return 'punctuation'; + case self::INTERPOLATION_START_TYPE: + return 'begin of string interpolation'; + case self::INTERPOLATION_END_TYPE: + return 'end of string interpolation'; + default: + throw new LogicException(sprintf('Token of type "%s" does not exist.', $type)); + } + } +} diff --git a/inc/Twig/TokenParser.php b/inc/Twig/TokenParser.php new file mode 100644 index 0000000..decebd5 --- /dev/null +++ b/inc/Twig/TokenParser.php @@ -0,0 +1,33 @@ + + */ +abstract class Twig_TokenParser implements Twig_TokenParserInterface +{ + /** + * @var Twig_Parser + */ + protected $parser; + + /** + * Sets the parser associated with this token parser + * + * @param $parser A Twig_Parser instance + */ + public function setParser(Twig_Parser $parser) + { + $this->parser = $parser; + } +} diff --git a/inc/Twig/TokenParser/AutoEscape.php b/inc/Twig/TokenParser/AutoEscape.php new file mode 100644 index 0000000..2756028 --- /dev/null +++ b/inc/Twig/TokenParser/AutoEscape.php @@ -0,0 +1,89 @@ + + * {% autoescape true %} + * Everything will be automatically escaped in this block + * {% endautoescape %} + * + * {% autoescape false %} + * Everything will be outputed as is in this block + * {% endautoescape %} + * + * {% autoescape true js %} + * Everything will be automatically escaped in this block + * using the js escaping strategy + * {% endautoescape %} + * + */ +class Twig_TokenParser_AutoEscape extends Twig_TokenParser +{ + /** + * Parses a token and returns a node. + * + * @param Twig_Token $token A Twig_Token instance + * + * @return Twig_NodeInterface A Twig_NodeInterface instance + */ + public function parse(Twig_Token $token) + { + $lineno = $token->getLine(); + $stream = $this->parser->getStream(); + + if ($stream->test(Twig_Token::BLOCK_END_TYPE)) { + $value = 'html'; + } else { + $expr = $this->parser->getExpressionParser()->parseExpression(); + if (!$expr instanceof Twig_Node_Expression_Constant) { + throw new Twig_Error_Syntax('An escaping strategy must be a string or a Boolean.', $stream->getCurrent()->getLine(), $stream->getFilename()); + } + $value = $expr->getAttribute('value'); + + $compat = true === $value || false === $value; + + if (true === $value) { + $value = 'html'; + } + + if ($compat && $stream->test(Twig_Token::NAME_TYPE)) { + if (false === $value) { + throw new Twig_Error_Syntax('Unexpected escaping strategy as you set autoescaping to false.', $stream->getCurrent()->getLine(), $stream->getFilename()); + } + + $value = $stream->next()->getValue(); + } + } + + $stream->expect(Twig_Token::BLOCK_END_TYPE); + $body = $this->parser->subparse(array($this, 'decideBlockEnd'), true); + $stream->expect(Twig_Token::BLOCK_END_TYPE); + + return new Twig_Node_AutoEscape($value, $body, $lineno, $this->getTag()); + } + + public function decideBlockEnd(Twig_Token $token) + { + return $token->test('endautoescape'); + } + + /** + * Gets the tag name associated with this token parser. + * + * @return string The tag name + */ + public function getTag() + { + return 'autoescape'; + } +} diff --git a/inc/Twig/TokenParser/Block.php b/inc/Twig/TokenParser/Block.php new file mode 100644 index 0000000..a2e017f --- /dev/null +++ b/inc/Twig/TokenParser/Block.php @@ -0,0 +1,83 @@ + + * {% block head %} + * + * {% block title %}{% endblock %} - My Webpage + * {% endblock %} + * + */ +class Twig_TokenParser_Block extends Twig_TokenParser +{ + /** + * Parses a token and returns a node. + * + * @param Twig_Token $token A Twig_Token instance + * + * @return Twig_NodeInterface A Twig_NodeInterface instance + */ + public function parse(Twig_Token $token) + { + $lineno = $token->getLine(); + $stream = $this->parser->getStream(); + $name = $stream->expect(Twig_Token::NAME_TYPE)->getValue(); + if ($this->parser->hasBlock($name)) { + throw new Twig_Error_Syntax(sprintf("The block '$name' has already been defined line %d", $this->parser->getBlock($name)->getLine()), $stream->getCurrent()->getLine(), $stream->getFilename()); + } + $this->parser->setBlock($name, $block = new Twig_Node_Block($name, new Twig_Node(array()), $lineno)); + $this->parser->pushLocalScope(); + $this->parser->pushBlockStack($name); + + if ($stream->test(Twig_Token::BLOCK_END_TYPE)) { + $stream->next(); + + $body = $this->parser->subparse(array($this, 'decideBlockEnd'), true); + if ($stream->test(Twig_Token::NAME_TYPE)) { + $value = $stream->next()->getValue(); + + if ($value != $name) { + throw new Twig_Error_Syntax(sprintf("Expected endblock for block '$name' (but %s given)", $value), $stream->getCurrent()->getLine(), $stream->getFilename()); + } + } + } else { + $body = new Twig_Node(array( + new Twig_Node_Print($this->parser->getExpressionParser()->parseExpression(), $lineno), + )); + } + $stream->expect(Twig_Token::BLOCK_END_TYPE); + + $block->setNode('body', $body); + $this->parser->popBlockStack(); + $this->parser->popLocalScope(); + + return new Twig_Node_BlockReference($name, $lineno, $this->getTag()); + } + + public function decideBlockEnd(Twig_Token $token) + { + return $token->test('endblock'); + } + + /** + * Gets the tag name associated with this token parser. + * + * @return string The tag name + */ + public function getTag() + { + return 'block'; + } +} diff --git a/inc/Twig/TokenParser/Do.php b/inc/Twig/TokenParser/Do.php new file mode 100644 index 0000000..f50939d --- /dev/null +++ b/inc/Twig/TokenParser/Do.php @@ -0,0 +1,42 @@ +parser->getExpressionParser()->parseExpression(); + + $this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE); + + return new Twig_Node_Do($expr, $token->getLine(), $this->getTag()); + } + + /** + * Gets the tag name associated with this token parser. + * + * @return string The tag name + */ + public function getTag() + { + return 'do'; + } +} diff --git a/inc/Twig/TokenParser/Embed.php b/inc/Twig/TokenParser/Embed.php new file mode 100644 index 0000000..69cb5f3 --- /dev/null +++ b/inc/Twig/TokenParser/Embed.php @@ -0,0 +1,66 @@ +parser->getStream(); + + $parent = $this->parser->getExpressionParser()->parseExpression(); + + list($variables, $only, $ignoreMissing) = $this->parseArguments(); + + // inject a fake parent to make the parent() function work + $stream->injectTokens(array( + new Twig_Token(Twig_Token::BLOCK_START_TYPE, '', $token->getLine()), + new Twig_Token(Twig_Token::NAME_TYPE, 'extends', $token->getLine()), + new Twig_Token(Twig_Token::STRING_TYPE, '__parent__', $token->getLine()), + new Twig_Token(Twig_Token::BLOCK_END_TYPE, '', $token->getLine()), + )); + + $module = $this->parser->parse($stream, array($this, 'decideBlockEnd'), true); + + // override the parent with the correct one + $module->setNode('parent', $parent); + + $this->parser->embedTemplate($module); + + $stream->expect(Twig_Token::BLOCK_END_TYPE); + + return new Twig_Node_Embed($module->getAttribute('filename'), $module->getAttribute('index'), $variables, $only, $ignoreMissing, $token->getLine(), $this->getTag()); + } + + public function decideBlockEnd(Twig_Token $token) + { + return $token->test('endembed'); + } + + /** + * Gets the tag name associated with this token parser. + * + * @return string The tag name + */ + public function getTag() + { + return 'embed'; + } +} diff --git a/inc/Twig/TokenParser/Extends.php b/inc/Twig/TokenParser/Extends.php new file mode 100644 index 0000000..f5ecee2 --- /dev/null +++ b/inc/Twig/TokenParser/Extends.php @@ -0,0 +1,52 @@ + + * {% extends "base.html" %} + * + */ +class Twig_TokenParser_Extends extends Twig_TokenParser +{ + /** + * Parses a token and returns a node. + * + * @param Twig_Token $token A Twig_Token instance + * + * @return Twig_NodeInterface A Twig_NodeInterface instance + */ + public function parse(Twig_Token $token) + { + if (!$this->parser->isMainScope()) { + throw new Twig_Error_Syntax('Cannot extend from a block', $token->getLine(), $this->parser->getFilename()); + } + + if (null !== $this->parser->getParent()) { + throw new Twig_Error_Syntax('Multiple extends tags are forbidden', $token->getLine(), $this->parser->getFilename()); + } + $this->parser->setParent($this->parser->getExpressionParser()->parseExpression()); + + $this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE); + } + + /** + * Gets the tag name associated with this token parser. + * + * @return string The tag name + */ + public function getTag() + { + return 'extends'; + } +} diff --git a/inc/Twig/TokenParser/Filter.php b/inc/Twig/TokenParser/Filter.php new file mode 100644 index 0000000..2b97475 --- /dev/null +++ b/inc/Twig/TokenParser/Filter.php @@ -0,0 +1,61 @@ + + * {% filter upper %} + * This text becomes uppercase + * {% endfilter %} + * + */ +class Twig_TokenParser_Filter extends Twig_TokenParser +{ + /** + * Parses a token and returns a node. + * + * @param Twig_Token $token A Twig_Token instance + * + * @return Twig_NodeInterface A Twig_NodeInterface instance + */ + public function parse(Twig_Token $token) + { + $name = $this->parser->getVarName(); + $ref = new Twig_Node_Expression_BlockReference(new Twig_Node_Expression_Constant($name, $token->getLine()), true, $token->getLine(), $this->getTag()); + + $filter = $this->parser->getExpressionParser()->parseFilterExpressionRaw($ref, $this->getTag()); + $this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE); + + $body = $this->parser->subparse(array($this, 'decideBlockEnd'), true); + $this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE); + + $block = new Twig_Node_Block($name, $body, $token->getLine()); + $this->parser->setBlock($name, $block); + + return new Twig_Node_Print($filter, $token->getLine(), $this->getTag()); + } + + public function decideBlockEnd(Twig_Token $token) + { + return $token->test('endfilter'); + } + + /** + * Gets the tag name associated with this token parser. + * + * @return string The tag name + */ + public function getTag() + { + return 'filter'; + } +} diff --git a/inc/Twig/TokenParser/Flush.php b/inc/Twig/TokenParser/Flush.php new file mode 100644 index 0000000..4e15e78 --- /dev/null +++ b/inc/Twig/TokenParser/Flush.php @@ -0,0 +1,42 @@ +parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE); + + return new Twig_Node_Flush($token->getLine(), $this->getTag()); + } + + /** + * Gets the tag name associated with this token parser. + * + * @return string The tag name + */ + public function getTag() + { + return 'flush'; + } +} diff --git a/inc/Twig/TokenParser/For.php b/inc/Twig/TokenParser/For.php new file mode 100644 index 0000000..98a6d07 --- /dev/null +++ b/inc/Twig/TokenParser/For.php @@ -0,0 +1,136 @@ + + *
    + * {% for user in users %} + *
  • {{ user.username|e }}
    • + * {% endfor %} + *
+ * + */ +class Twig_TokenParser_For extends Twig_TokenParser +{ + /** + * Parses a token and returns a node. + * + * @param Twig_Token $token A Twig_Token instance + * + * @return Twig_NodeInterface A Twig_NodeInterface instance + */ + public function parse(Twig_Token $token) + { + $lineno = $token->getLine(); + $stream = $this->parser->getStream(); + $targets = $this->parser->getExpressionParser()->parseAssignmentExpression(); + $stream->expect(Twig_Token::OPERATOR_TYPE, 'in'); + $seq = $this->parser->getExpressionParser()->parseExpression(); + + $ifexpr = null; + if ($stream->test(Twig_Token::NAME_TYPE, 'if')) { + $stream->next(); + $ifexpr = $this->parser->getExpressionParser()->parseExpression(); + } + + $stream->expect(Twig_Token::BLOCK_END_TYPE); + $body = $this->parser->subparse(array($this, 'decideForFork')); + if ($stream->next()->getValue() == 'else') { + $stream->expect(Twig_Token::BLOCK_END_TYPE); + $else = $this->parser->subparse(array($this, 'decideForEnd'), true); + } else { + $else = null; + } + $stream->expect(Twig_Token::BLOCK_END_TYPE); + + if (count($targets) > 1) { + $keyTarget = $targets->getNode(0); + $keyTarget = new Twig_Node_Expression_AssignName($keyTarget->getAttribute('name'), $keyTarget->getLine()); + $valueTarget = $targets->getNode(1); + $valueTarget = new Twig_Node_Expression_AssignName($valueTarget->getAttribute('name'), $valueTarget->getLine()); + } else { + $keyTarget = new Twig_Node_Expression_AssignName('_key', $lineno); + $valueTarget = $targets->getNode(0); + $valueTarget = new Twig_Node_Expression_AssignName($valueTarget->getAttribute('name'), $valueTarget->getLine()); + } + + if ($ifexpr) { + $this->checkLoopUsageCondition($stream, $ifexpr); + $this->checkLoopUsageBody($stream, $body); + } + + return new Twig_Node_For($keyTarget, $valueTarget, $seq, $ifexpr, $body, $else, $lineno, $this->getTag()); + } + + public function decideForFork(Twig_Token $token) + { + return $token->test(array('else', 'endfor')); + } + + public function decideForEnd(Twig_Token $token) + { + return $token->test('endfor'); + } + + // the loop variable cannot be used in the condition + protected function checkLoopUsageCondition(Twig_TokenStream $stream, Twig_NodeInterface $node) + { + if ($node instanceof Twig_Node_Expression_GetAttr && $node->getNode('node') instanceof Twig_Node_Expression_Name && 'loop' == $node->getNode('node')->getAttribute('name')) { + throw new Twig_Error_Syntax('The "loop" variable cannot be used in a looping condition', $node->getLine(), $stream->getFilename()); + } + + foreach ($node as $n) { + if (!$n) { + continue; + } + + $this->checkLoopUsageCondition($stream, $n); + } + } + + // check usage of non-defined loop-items + // it does not catch all problems (for instance when a for is included into another or when the variable is used in an include) + protected function checkLoopUsageBody(Twig_TokenStream $stream, Twig_NodeInterface $node) + { + if ($node instanceof Twig_Node_Expression_GetAttr && $node->getNode('node') instanceof Twig_Node_Expression_Name && 'loop' == $node->getNode('node')->getAttribute('name')) { + $attribute = $node->getNode('attribute'); + if ($attribute instanceof Twig_Node_Expression_Constant && in_array($attribute->getAttribute('value'), array('length', 'revindex0', 'revindex', 'last'))) { + throw new Twig_Error_Syntax(sprintf('The "loop.%s" variable is not defined when looping with a condition', $attribute->getAttribute('value')), $node->getLine(), $stream->getFilename()); + } + } + + // should check for parent.loop.XXX usage + if ($node instanceof Twig_Node_For) { + return; + } + + foreach ($node as $n) { + if (!$n) { + continue; + } + + $this->checkLoopUsageBody($stream, $n); + } + } + + /** + * Gets the tag name associated with this token parser. + * + * @return string The tag name + */ + public function getTag() + { + return 'for'; + } +} diff --git a/inc/Twig/TokenParser/From.php b/inc/Twig/TokenParser/From.php new file mode 100644 index 0000000..a54054d --- /dev/null +++ b/inc/Twig/TokenParser/From.php @@ -0,0 +1,74 @@ + + * {% from 'forms.html' import forms %} + * + */ +class Twig_TokenParser_From extends Twig_TokenParser +{ + /** + * Parses a token and returns a node. + * + * @param Twig_Token $token A Twig_Token instance + * + * @return Twig_NodeInterface A Twig_NodeInterface instance + */ + public function parse(Twig_Token $token) + { + $macro = $this->parser->getExpressionParser()->parseExpression(); + $stream = $this->parser->getStream(); + $stream->expect('import'); + + $targets = array(); + do { + $name = $stream->expect(Twig_Token::NAME_TYPE)->getValue(); + + $alias = $name; + if ($stream->test('as')) { + $stream->next(); + + $alias = $stream->expect(Twig_Token::NAME_TYPE)->getValue(); + } + + $targets[$name] = $alias; + + if (!$stream->test(Twig_Token::PUNCTUATION_TYPE, ',')) { + break; + } + + $stream->next(); + } while (true); + + $stream->expect(Twig_Token::BLOCK_END_TYPE); + + $node = new Twig_Node_Import($macro, new Twig_Node_Expression_AssignName($this->parser->getVarName(), $token->getLine()), $token->getLine(), $this->getTag()); + + foreach ($targets as $name => $alias) { + $this->parser->addImportedSymbol('function', $alias, 'get'.$name, $node->getNode('var')); + } + + return $node; + } + + /** + * Gets the tag name associated with this token parser. + * + * @return string The tag name + */ + public function getTag() + { + return 'from'; + } +} diff --git a/inc/Twig/TokenParser/If.php b/inc/Twig/TokenParser/If.php new file mode 100644 index 0000000..3d7d1f5 --- /dev/null +++ b/inc/Twig/TokenParser/If.php @@ -0,0 +1,94 @@ + + * {% if users %} + *
    + * {% for user in users %} + *
  • {{ user.username|e }}
    • + * {% endfor %} + *
+ * {% endif %} + * + */ +class Twig_TokenParser_If extends Twig_TokenParser +{ + /** + * Parses a token and returns a node. + * + * @param Twig_Token $token A Twig_Token instance + * + * @return Twig_NodeInterface A Twig_NodeInterface instance + */ + public function parse(Twig_Token $token) + { + $lineno = $token->getLine(); + $expr = $this->parser->getExpressionParser()->parseExpression(); + $stream = $this->parser->getStream(); + $stream->expect(Twig_Token::BLOCK_END_TYPE); + $body = $this->parser->subparse(array($this, 'decideIfFork')); + $tests = array($expr, $body); + $else = null; + + $end = false; + while (!$end) { + switch ($stream->next()->getValue()) { + case 'else': + $stream->expect(Twig_Token::BLOCK_END_TYPE); + $else = $this->parser->subparse(array($this, 'decideIfEnd')); + break; + + case 'elseif': + $expr = $this->parser->getExpressionParser()->parseExpression(); + $stream->expect(Twig_Token::BLOCK_END_TYPE); + $body = $this->parser->subparse(array($this, 'decideIfFork')); + $tests[] = $expr; + $tests[] = $body; + break; + + case 'endif': + $end = true; + break; + + default: + throw new Twig_Error_Syntax(sprintf('Unexpected end of template. Twig was looking for the following tags "else", "elseif", or "endif" to close the "if" block started at line %d)', $lineno), $stream->getCurrent()->getLine(), $stream->getFilename()); + } + } + + $stream->expect(Twig_Token::BLOCK_END_TYPE); + + return new Twig_Node_If(new Twig_Node($tests), $else, $lineno, $this->getTag()); + } + + public function decideIfFork(Twig_Token $token) + { + return $token->test(array('elseif', 'else', 'endif')); + } + + public function decideIfEnd(Twig_Token $token) + { + return $token->test(array('endif')); + } + + /** + * Gets the tag name associated with this token parser. + * + * @return string The tag name + */ + public function getTag() + { + return 'if'; + } +} diff --git a/inc/Twig/TokenParser/Import.php b/inc/Twig/TokenParser/Import.php new file mode 100644 index 0000000..e7050c7 --- /dev/null +++ b/inc/Twig/TokenParser/Import.php @@ -0,0 +1,49 @@ + + * {% import 'forms.html' as forms %} + * + */ +class Twig_TokenParser_Import extends Twig_TokenParser +{ + /** + * Parses a token and returns a node. + * + * @param Twig_Token $token A Twig_Token instance + * + * @return Twig_NodeInterface A Twig_NodeInterface instance + */ + public function parse(Twig_Token $token) + { + $macro = $this->parser->getExpressionParser()->parseExpression(); + $this->parser->getStream()->expect('as'); + $var = new Twig_Node_Expression_AssignName($this->parser->getStream()->expect(Twig_Token::NAME_TYPE)->getValue(), $token->getLine()); + $this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE); + + $this->parser->addImportedSymbol('template', $var->getAttribute('name')); + + return new Twig_Node_Import($macro, $var, $token->getLine(), $this->getTag()); + } + + /** + * Gets the tag name associated with this token parser. + * + * @return string The tag name + */ + public function getTag() + { + return 'import'; + } +} diff --git a/inc/Twig/TokenParser/Include.php b/inc/Twig/TokenParser/Include.php new file mode 100644 index 0000000..4a31786 --- /dev/null +++ b/inc/Twig/TokenParser/Include.php @@ -0,0 +1,80 @@ + + * {% include 'header.html' %} + * Body + * {% include 'footer.html' %} + * + */ +class Twig_TokenParser_Include extends Twig_TokenParser +{ + /** + * Parses a token and returns a node. + * + * @param Twig_Token $token A Twig_Token instance + * + * @return Twig_NodeInterface A Twig_NodeInterface instance + */ + public function parse(Twig_Token $token) + { + $expr = $this->parser->getExpressionParser()->parseExpression(); + + list($variables, $only, $ignoreMissing) = $this->parseArguments(); + + return new Twig_Node_Include($expr, $variables, $only, $ignoreMissing, $token->getLine(), $this->getTag()); + } + + protected function parseArguments() + { + $stream = $this->parser->getStream(); + + $ignoreMissing = false; + if ($stream->test(Twig_Token::NAME_TYPE, 'ignore')) { + $stream->next(); + $stream->expect(Twig_Token::NAME_TYPE, 'missing'); + + $ignoreMissing = true; + } + + $variables = null; + if ($stream->test(Twig_Token::NAME_TYPE, 'with')) { + $stream->next(); + + $variables = $this->parser->getExpressionParser()->parseExpression(); + } + + $only = false; + if ($stream->test(Twig_Token::NAME_TYPE, 'only')) { + $stream->next(); + + $only = true; + } + + $stream->expect(Twig_Token::BLOCK_END_TYPE); + + return array($variables, $only, $ignoreMissing); + } + + /** + * Gets the tag name associated with this token parser. + * + * @return string The tag name + */ + public function getTag() + { + return 'include'; + } +} diff --git a/inc/Twig/TokenParser/Macro.php b/inc/Twig/TokenParser/Macro.php new file mode 100644 index 0000000..82b4fa6 --- /dev/null +++ b/inc/Twig/TokenParser/Macro.php @@ -0,0 +1,68 @@ + + * {% macro input(name, value, type, size) %} + * + * {% endmacro %} + * + */ +class Twig_TokenParser_Macro extends Twig_TokenParser +{ + /** + * Parses a token and returns a node. + * + * @param Twig_Token $token A Twig_Token instance + * + * @return Twig_NodeInterface A Twig_NodeInterface instance + */ + public function parse(Twig_Token $token) + { + $lineno = $token->getLine(); + $stream = $this->parser->getStream(); + $name = $stream->expect(Twig_Token::NAME_TYPE)->getValue(); + + $arguments = $this->parser->getExpressionParser()->parseArguments(true, true); + + $stream->expect(Twig_Token::BLOCK_END_TYPE); + $this->parser->pushLocalScope(); + $body = $this->parser->subparse(array($this, 'decideBlockEnd'), true); + if ($stream->test(Twig_Token::NAME_TYPE)) { + $value = $stream->next()->getValue(); + + if ($value != $name) { + throw new Twig_Error_Syntax(sprintf("Expected endmacro for macro '$name' (but %s given)", $value), $stream->getCurrent()->getLine(), $stream->getFilename()); + } + } + $this->parser->popLocalScope(); + $stream->expect(Twig_Token::BLOCK_END_TYPE); + + $this->parser->setMacro($name, new Twig_Node_Macro($name, new Twig_Node_Body(array($body)), $arguments, $lineno, $this->getTag())); + } + + public function decideBlockEnd(Twig_Token $token) + { + return $token->test('endmacro'); + } + + /** + * Gets the tag name associated with this token parser. + * + * @return string The tag name + */ + public function getTag() + { + return 'macro'; + } +} diff --git a/inc/Twig/TokenParser/Sandbox.php b/inc/Twig/TokenParser/Sandbox.php new file mode 100644 index 0000000..9457325 --- /dev/null +++ b/inc/Twig/TokenParser/Sandbox.php @@ -0,0 +1,68 @@ + + * {% sandbox %} + * {% include 'user.html' %} + * {% endsandbox %} + * + * + * @see http://www.twig-project.org/doc/api.html#sandbox-extension for details + */ +class Twig_TokenParser_Sandbox extends Twig_TokenParser +{ + /** + * Parses a token and returns a node. + * + * @param Twig_Token $token A Twig_Token instance + * + * @return Twig_NodeInterface A Twig_NodeInterface instance + */ + public function parse(Twig_Token $token) + { + $this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE); + $body = $this->parser->subparse(array($this, 'decideBlockEnd'), true); + $this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE); + + // in a sandbox tag, only include tags are allowed + if (!$body instanceof Twig_Node_Include) { + foreach ($body as $node) { + if ($node instanceof Twig_Node_Text && ctype_space($node->getAttribute('data'))) { + continue; + } + + if (!$node instanceof Twig_Node_Include) { + throw new Twig_Error_Syntax('Only "include" tags are allowed within a "sandbox" section', $node->getLine(), $this->parser->getFilename()); + } + } + } + + return new Twig_Node_Sandbox($body, $token->getLine(), $this->getTag()); + } + + public function decideBlockEnd(Twig_Token $token) + { + return $token->test('endsandbox'); + } + + /** + * Gets the tag name associated with this token parser. + * + * @return string The tag name + */ + public function getTag() + { + return 'sandbox'; + } +} diff --git a/inc/Twig/TokenParser/Set.php b/inc/Twig/TokenParser/Set.php new file mode 100644 index 0000000..70e0b41 --- /dev/null +++ b/inc/Twig/TokenParser/Set.php @@ -0,0 +1,84 @@ + + * {% set foo = 'foo' %} + * + * {% set foo = [1, 2] %} + * + * {% set foo = {'foo': 'bar'} %} + * + * {% set foo = 'foo' ~ 'bar' %} + * + * {% set foo, bar = 'foo', 'bar' %} + * + * {% set foo %}Some content{% endset %} + * + */ +class Twig_TokenParser_Set extends Twig_TokenParser +{ + /** + * Parses a token and returns a node. + * + * @param Twig_Token $token A Twig_Token instance + * + * @return Twig_NodeInterface A Twig_NodeInterface instance + */ + public function parse(Twig_Token $token) + { + $lineno = $token->getLine(); + $stream = $this->parser->getStream(); + $names = $this->parser->getExpressionParser()->parseAssignmentExpression(); + + $capture = false; + if ($stream->test(Twig_Token::OPERATOR_TYPE, '=')) { + $stream->next(); + $values = $this->parser->getExpressionParser()->parseMultitargetExpression(); + + $stream->expect(Twig_Token::BLOCK_END_TYPE); + + if (count($names) !== count($values)) { + throw new Twig_Error_Syntax("When using set, you must have the same number of variables and assignments.", $stream->getCurrent()->getLine(), $stream->getFilename()); + } + } else { + $capture = true; + + if (count($names) > 1) { + throw new Twig_Error_Syntax("When using set with a block, you cannot have a multi-target.", $stream->getCurrent()->getLine(), $stream->getFilename()); + } + + $stream->expect(Twig_Token::BLOCK_END_TYPE); + + $values = $this->parser->subparse(array($this, 'decideBlockEnd'), true); + $stream->expect(Twig_Token::BLOCK_END_TYPE); + } + + return new Twig_Node_Set($capture, $names, $values, $lineno, $this->getTag()); + } + + public function decideBlockEnd(Twig_Token $token) + { + return $token->test('endset'); + } + + /** + * Gets the tag name associated with this token parser. + * + * @return string The tag name + */ + public function getTag() + { + return 'set'; + } +} diff --git a/inc/Twig/TokenParser/Spaceless.php b/inc/Twig/TokenParser/Spaceless.php new file mode 100644 index 0000000..1e3fa8f --- /dev/null +++ b/inc/Twig/TokenParser/Spaceless.php @@ -0,0 +1,59 @@ + + * {% spaceless %} + *
+ * foo + *
+ * {% endspaceless %} + * + * {# output will be
foo
#} + * + */ +class Twig_TokenParser_Spaceless extends Twig_TokenParser +{ + /** + * Parses a token and returns a node. + * + * @param Twig_Token $token A Twig_Token instance + * + * @return Twig_NodeInterface A Twig_NodeInterface instance + */ + public function parse(Twig_Token $token) + { + $lineno = $token->getLine(); + + $this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE); + $body = $this->parser->subparse(array($this, 'decideSpacelessEnd'), true); + $this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE); + + return new Twig_Node_Spaceless($body, $lineno, $this->getTag()); + } + + public function decideSpacelessEnd(Twig_Token $token) + { + return $token->test('endspaceless'); + } + + /** + * Gets the tag name associated with this token parser. + * + * @return string The tag name + */ + public function getTag() + { + return 'spaceless'; + } +} diff --git a/inc/Twig/TokenParser/Use.php b/inc/Twig/TokenParser/Use.php new file mode 100644 index 0000000..bc0e09e --- /dev/null +++ b/inc/Twig/TokenParser/Use.php @@ -0,0 +1,82 @@ + + * {% extends "base.html" %} + * + * {% use "blocks.html" %} + * + * {% block title %}{% endblock %} + * {% block content %}{% endblock %} + * + * + * @see http://www.twig-project.org/doc/templates.html#horizontal-reuse for details. + */ +class Twig_TokenParser_Use extends Twig_TokenParser +{ + /** + * Parses a token and returns a node. + * + * @param Twig_Token $token A Twig_Token instance + * + * @return Twig_NodeInterface A Twig_NodeInterface instance + */ + public function parse(Twig_Token $token) + { + $template = $this->parser->getExpressionParser()->parseExpression(); + $stream = $this->parser->getStream(); + + if (!$template instanceof Twig_Node_Expression_Constant) { + throw new Twig_Error_Syntax('The template references in a "use" statement must be a string.', $stream->getCurrent()->getLine(), $stream->getFilename()); + } + + $targets = array(); + if ($stream->test('with')) { + $stream->next(); + + do { + $name = $stream->expect(Twig_Token::NAME_TYPE)->getValue(); + + $alias = $name; + if ($stream->test('as')) { + $stream->next(); + + $alias = $stream->expect(Twig_Token::NAME_TYPE)->getValue(); + } + + $targets[$name] = new Twig_Node_Expression_Constant($alias, -1); + + if (!$stream->test(Twig_Token::PUNCTUATION_TYPE, ',')) { + break; + } + + $stream->next(); + } while (true); + } + + $stream->expect(Twig_Token::BLOCK_END_TYPE); + + $this->parser->addTrait(new Twig_Node(array('template' => $template, 'targets' => new Twig_Node($targets)))); + } + + /** + * Gets the tag name associated with this token parser. + * + * @return string The tag name + */ + public function getTag() + { + return 'use'; + } +} diff --git a/inc/Twig/TokenParserBroker.php b/inc/Twig/TokenParserBroker.php new file mode 100644 index 0000000..ec3fba6 --- /dev/null +++ b/inc/Twig/TokenParserBroker.php @@ -0,0 +1,136 @@ + + * @deprecated since 1.12 (to be removed in 2.0) + */ +class Twig_TokenParserBroker implements Twig_TokenParserBrokerInterface +{ + protected $parser; + protected $parsers = array(); + protected $brokers = array(); + + /** + * Constructor. + * + * @param array|Traversable $parsers A Traversable of Twig_TokenParserInterface instances + * @param array|Traversable $brokers A Traversable of Twig_TokenParserBrokerInterface instances + */ + public function __construct($parsers = array(), $brokers = array()) + { + foreach ($parsers as $parser) { + if (!$parser instanceof Twig_TokenParserInterface) { + throw new LogicException('$parsers must a an array of Twig_TokenParserInterface'); + } + $this->parsers[$parser->getTag()] = $parser; + } + foreach ($brokers as $broker) { + if (!$broker instanceof Twig_TokenParserBrokerInterface) { + throw new LogicException('$brokers must a an array of Twig_TokenParserBrokerInterface'); + } + $this->brokers[] = $broker; + } + } + + /** + * Adds a TokenParser. + * + * @param Twig_TokenParserInterface $parser A Twig_TokenParserInterface instance + */ + public function addTokenParser(Twig_TokenParserInterface $parser) + { + $this->parsers[$parser->getTag()] = $parser; + } + + /** + * Removes a TokenParser. + * + * @param Twig_TokenParserInterface $parser A Twig_TokenParserInterface instance + */ + public function removeTokenParser(Twig_TokenParserInterface $parser) + { + $name = $parser->getTag(); + if (isset($this->parsers[$name]) && $parser === $this->parsers[$name]) { + unset($this->parsers[$name]); + } + } + + /** + * Adds a TokenParserBroker. + * + * @param Twig_TokenParserBroker $broker A Twig_TokenParserBroker instance + */ + public function addTokenParserBroker(Twig_TokenParserBroker $broker) + { + $this->brokers[] = $broker; + } + + /** + * Removes a TokenParserBroker. + * + * @param Twig_TokenParserBroker $broker A Twig_TokenParserBroker instance + */ + public function removeTokenParserBroker(Twig_TokenParserBroker $broker) + { + if (false !== $pos = array_search($broker, $this->brokers)) { + unset($this->brokers[$pos]); + } + } + + /** + * Gets a suitable TokenParser for a tag. + * + * First looks in parsers, then in brokers. + * + * @param string $tag A tag name + * + * @return null|Twig_TokenParserInterface A Twig_TokenParserInterface or null if no suitable TokenParser was found + */ + public function getTokenParser($tag) + { + if (isset($this->parsers[$tag])) { + return $this->parsers[$tag]; + } + $broker = end($this->brokers); + while (false !== $broker) { + $parser = $broker->getTokenParser($tag); + if (null !== $parser) { + return $parser; + } + $broker = prev($this->brokers); + } + } + + public function getParsers() + { + return $this->parsers; + } + + public function getParser() + { + return $this->parser; + } + + public function setParser(Twig_ParserInterface $parser) + { + $this->parser = $parser; + foreach ($this->parsers as $tokenParser) { + $tokenParser->setParser($parser); + } + foreach ($this->brokers as $broker) { + $broker->setParser($parser); + } + } +} diff --git a/inc/Twig/TokenParserBrokerInterface.php b/inc/Twig/TokenParserBrokerInterface.php new file mode 100644 index 0000000..3f006e3 --- /dev/null +++ b/inc/Twig/TokenParserBrokerInterface.php @@ -0,0 +1,45 @@ + + * @deprecated since 1.12 (to be removed in 2.0) + */ +interface Twig_TokenParserBrokerInterface +{ + /** + * Gets a TokenParser suitable for a tag. + * + * @param string $tag A tag name + * + * @return null|Twig_TokenParserInterface A Twig_TokenParserInterface or null if no suitable TokenParser was found + */ + public function getTokenParser($tag); + + /** + * Calls Twig_TokenParserInterface::setParser on all parsers the implementation knows of. + * + * @param Twig_ParserInterface $parser A Twig_ParserInterface interface + */ + public function setParser(Twig_ParserInterface $parser); + + /** + * Gets the Twig_ParserInterface. + * + * @return null|Twig_ParserInterface A Twig_ParserInterface instance or null + */ + public function getParser(); +} diff --git a/inc/Twig/TokenParserInterface.php b/inc/Twig/TokenParserInterface.php new file mode 100644 index 0000000..bbde771 --- /dev/null +++ b/inc/Twig/TokenParserInterface.php @@ -0,0 +1,41 @@ + + */ +interface Twig_TokenParserInterface +{ + /** + * Sets the parser associated with this token parser + * + * @param $parser A Twig_Parser instance + */ + public function setParser(Twig_Parser $parser); + + /** + * Parses a token and returns a node. + * + * @param Twig_Token $token A Twig_Token instance + * + * @return Twig_NodeInterface A Twig_NodeInterface instance + */ + public function parse(Twig_Token $token); + + /** + * Gets the tag name associated with this token parser. + * + * @return string The tag name + */ + public function getTag(); +} diff --git a/inc/Twig/TokenStream.php b/inc/Twig/TokenStream.php new file mode 100644 index 0000000..a78189f --- /dev/null +++ b/inc/Twig/TokenStream.php @@ -0,0 +1,144 @@ + + */ +class Twig_TokenStream +{ + protected $tokens; + protected $current; + protected $filename; + + /** + * Constructor. + * + * @param array $tokens An array of tokens + * @param string $filename The name of the filename which tokens are associated with + */ + public function __construct(array $tokens, $filename = null) + { + $this->tokens = $tokens; + $this->current = 0; + $this->filename = $filename; + } + + /** + * Returns a string representation of the token stream. + * + * @return string + */ + public function __toString() + { + return implode("\n", $this->tokens); + } + + public function injectTokens(array $tokens) + { + $this->tokens = array_merge(array_slice($this->tokens, 0, $this->current), $tokens, array_slice($this->tokens, $this->current)); + } + + /** + * Sets the pointer to the next token and returns the old one. + * + * @return Twig_Token + */ + public function next() + { + if (!isset($this->tokens[++$this->current])) { + throw new Twig_Error_Syntax('Unexpected end of template', $this->tokens[$this->current - 1]->getLine(), $this->filename); + } + + return $this->tokens[$this->current - 1]; + } + + /** + * Tests a token and returns it or throws a syntax error. + * + * @return Twig_Token + */ + public function expect($type, $value = null, $message = null) + { + $token = $this->tokens[$this->current]; + if (!$token->test($type, $value)) { + $line = $token->getLine(); + throw new Twig_Error_Syntax(sprintf('%sUnexpected token "%s" of value "%s" ("%s" expected%s)', + $message ? $message.'. ' : '', + Twig_Token::typeToEnglish($token->getType(), $line), $token->getValue(), + Twig_Token::typeToEnglish($type, $line), $value ? sprintf(' with value "%s"', $value) : ''), + $line, + $this->filename + ); + } + $this->next(); + + return $token; + } + + /** + * Looks at the next token. + * + * @param integer $number + * + * @return Twig_Token + */ + public function look($number = 1) + { + if (!isset($this->tokens[$this->current + $number])) { + throw new Twig_Error_Syntax('Unexpected end of template', $this->tokens[$this->current + $number - 1]->getLine(), $this->filename); + } + + return $this->tokens[$this->current + $number]; + } + + /** + * Tests the current token + * + * @return bool + */ + public function test($primary, $secondary = null) + { + return $this->tokens[$this->current]->test($primary, $secondary); + } + + /** + * Checks if end of stream was reached + * + * @return bool + */ + public function isEOF() + { + return $this->tokens[$this->current]->getType() === Twig_Token::EOF_TYPE; + } + + /** + * Gets the current token + * + * @return Twig_Token + */ + public function getCurrent() + { + return $this->tokens[$this->current]; + } + + /** + * Gets the filename associated with this stream + * + * @return string + */ + public function getFilename() + { + return $this->filename; + } +} diff --git a/inc/config.php b/inc/config.php index 6e3f80b..7470f0c 100644 --- a/inc/config.php +++ b/inc/config.php @@ -9,65 +9,69 @@ */ define ('POCHE_VERSION', '0.3'); - -if (!is_dir('db/')) { - @mkdir('db/',0705); -} - define ('MODE_DEMO', FALSE); -define ('ABS_PATH', 'assets/'); -define ('CONVERT_LINKS_FOOTNOTES', TRUE); -define ('REVERT_FORCED_PARAGRAPH_ELEMENTS',FALSE); -define ('DOWNLOAD_PICTURES', TRUE); +define ('CONVERT_LINKS_FOOTNOTES', FALSE); +define ('REVERT_FORCED_PARAGRAPH_ELEMENTS', FALSE); +define ('DOWNLOAD_PICTURES', FALSE); define ('SALT', '464v54gLLw928uz4zUBqkRJeiPY68zCX'); +define ('ABS_PATH', 'assets/'); +define ('TPL', './tpl'); +define ('LOCALE', './locale'); +define ('CACHE', './cache'); define ('LANG', 'fr_FR.UTF8'); -putenv("LC_ALL=".LANG); -setlocale(LC_ALL, LANG); -bindtextdomain(LANG, "./locale"); -textdomain(LANG); - $storage_type = 'sqlite'; # sqlite or file -include 'functions.php'; +# /!\ Be careful if you change the lines below /!\ + +require_once 'pocheCore.php'; require_once 'Readability.php'; require_once 'Encoding.php'; -require_once 'rain.tpl.class.php'; -require_once 'MyTool.class.php'; +require_once 'pocheTool.class.php'; require_once 'Session.class.php'; +require_once 'Twig/Autoloader.php'; require_once 'store/store.class.php'; -require_once 'store/sqlite.class.php'; -require_once 'store/file.class.php'; -require_once 'class.messages.php'; +require_once 'store/' . $storage_type . '.class.php'; + +if (DOWNLOAD_PICTURES) { + require_once 'pochePicture.php'; +} + +# i18n +putenv('LC_ALL=' . LANG); +setlocale(LC_ALL, LANG); +bindtextdomain(LANG, LOCALE); +textdomain(LANG); + +# template engine +Twig_Autoloader::register(); +$loader = new Twig_Loader_Filesystem(TPL); +$twig = new Twig_Environment($loader, array( + 'cache' => CACHE, +)); +$twig->addExtension(new Twig_Extensions_Extension_I18n()); Session::init(); +$store = new $storage_type(); -$store = new $storage_type(); -# initialisation de RainTPL -raintpl::$tpl_dir = './tpl/'; -raintpl::$cache_dir = './cache/'; -raintpl::$base_url = get_poche_url(); -raintpl::configure('path_replace', false); -raintpl::configure('debug', false); -$tpl = new raintpl(); - +# installation if(!$store->isInstalled()) { - logm('poche still not installed'); - $tpl->draw('install'); + pocheTool::logm('poche still not installed'); + echo $twig->render('install.twig', array( + 'token' => Session::getToken(), + )); if (isset($_GET['install'])) { if (($_POST['password'] == $_POST['password_repeat']) && $_POST['password'] != "" && $_POST['login'] != "") { + # let's rock, install poche baby ! $store->install($_POST['login'], encode_string($_POST['password'] . $_POST['login'])); Session::logout(); - MyTool::redirect(); + pocheTool::redirect(); } } exit(); } $_SESSION['login'] = (isset ($_SESSION['login'])) ? $_SESSION['login'] : $store->getLogin(); -$_SESSION['pass'] = (isset ($_SESSION['pass'])) ? $_SESSION['pass'] : $store->getPassword(); - -$msg = new Messages(); -$tpl->assign('msg', $msg); \ No newline at end of file +$_SESSION['pass'] = (isset ($_SESSION['pass'])) ? $_SESSION['pass'] : $store->getPassword(); \ No newline at end of file diff --git a/inc/functions.php b/inc/functions.php deleted file mode 100644 index ee26fba..0000000 --- a/inc/functions.php +++ /dev/null @@ -1,400 +0,0 @@ - - * @copyright 2013 - * @license http://www.wtfpl.net/ see COPYING file - */ - -/** - * Permet de générer l'URL de poche pour le bookmarklet - */ -function get_poche_url() -{ - $protocol = "http"; - if(isset($_SERVER['HTTPS'])) { - if($_SERVER['HTTPS'] != "off" && $_SERVER['HTTPS'] != "") { - $protocol = "https"; - } - } - - return $protocol . "://" . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI']; -} - -function encode_string($string) -{ - return sha1($string . SALT); -} - -// function define to retrieve url content -function get_external_file($url) -{ - $timeout = 15; - // spoofing FireFox 18.0 - $useragent="Mozilla/5.0 (Windows NT 5.1; rv:18.0) Gecko/20100101 Firefox/18.0"; - - if (in_array ('curl', get_loaded_extensions())) { - // Fetch feed from URL - $curl = curl_init(); - curl_setopt($curl, CURLOPT_URL, $url); - curl_setopt($curl, CURLOPT_TIMEOUT, $timeout); - curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true); - curl_setopt($curl, CURLOPT_RETURNTRANSFER, true); - curl_setopt($curl, CURLOPT_HEADER, false); - - // FOR SSL do not verified certificate - curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE); - curl_setopt($curl, CURLOPT_AUTOREFERER, TRUE ); - - // FeedBurner requires a proper USER-AGENT... - curl_setopt($curl, CURL_HTTP_VERSION_1_1, true); - curl_setopt($curl, CURLOPT_ENCODING, "gzip, deflate"); - curl_setopt($curl, CURLOPT_USERAGENT, $useragent); - - $data = curl_exec($curl); - - $httpcode = curl_getinfo($curl, CURLINFO_HTTP_CODE); - - $httpcodeOK = isset($httpcode) and ($httpcode == 200 or $httpcode == 301); - - curl_close($curl); - } else { - - // create http context and add timeout and user-agent - $context = stream_context_create(array( - 'http'=>array('timeout' => $timeout, - 'header'=> "User-Agent: ".$useragent, /*spoot Mozilla Firefox*/ - 'follow_location' => true), - // FOR SSL do not verified certificate - 'ssl' => array('verify_peer' => false, - 'allow_self_signed' => true) - ) - ); - - // only download page lesser than 4MB - $data = @file_get_contents($url, false, $context, -1, 4000000); // We download at most 4 MB from source. - - if(isset($http_response_header) and isset($http_response_header[0])) { - $httpcodeOK = isset($http_response_header) and isset($http_response_header[0]) and ((strpos($http_response_header[0], '200 OK') !== FALSE) or (strpos($http_response_header[0], '301 Moved Permanently') !== FALSE)); - } - } - - // if response is not empty and response is OK - if (isset($data) and isset($httpcodeOK) and $httpcodeOK ) { - - // take charset of page and get it - preg_match('##Usi', $data, $meta); - - // if meta tag is found - if (!empty($meta[0])) { - // retrieve encoding in $enc - preg_match('#charset="?(.*)"#si', $meta[0], $enc); - - // if charset is found set it otherwise, set it to utf-8 - $html_charset = (!empty($enc[1])) ? strtolower($enc[1]) : 'utf-8'; - - } else { - $html_charset = 'utf-8'; - $enc[1] = ''; - } - - // replace charset of url to charset of page - $data = str_replace('charset='.$enc[1], 'charset='.$html_charset, $data); - - return $data; - } - else { - return FALSE; - } -} - -/** - * Préparation de l'URL avec récupération du contenu avant insertion en base - */ -function prepare_url($url) -{ - $parametres = array(); - $url = html_entity_decode(trim($url)); - - // We remove the annoying parameters added by FeedBurner and GoogleFeedProxy (?utm_source=...) - // from shaarli, by sebsauvage - $i=strpos($url,'&utm_source='); if ($i!==false) $url=substr($url,0,$i); - $i=strpos($url,'?utm_source='); if ($i!==false) $url=substr($url,0,$i); - $i=strpos($url,'#xtor=RSS-'); if ($i!==false) $url=substr($url,0,$i); - - $title = $url; - $html = Encoding::toUTF8(get_external_file($url,15)); - // If get_external_file if not able to retrieve HTTPS content try the same URL with HTTP protocol - if (!preg_match('!^https?://!i', $url) && (!isset($html) || strlen($html) <= 0)) { - $url = 'http://' . $url; - $html = Encoding::toUTF8(get_external_file($url,15)); - } - - if (function_exists('tidy_parse_string')) { - $tidy = tidy_parse_string($html, array(), 'UTF8'); - $tidy->cleanRepair(); - $html = $tidy->value; - } - - if (isset($html) and strlen($html) > 0) - { - $r = new Readability($html, $url); - - $r->convertLinksToFootnotes = CONVERT_LINKS_FOOTNOTES; - $r->revertForcedParagraphElements = REVERT_FORCED_PARAGRAPH_ELEMENTS; - - if($r->init()) - { - $content = $r->articleContent->innerHTML; - $parametres['title'] = $r->articleTitle->innerHTML; - $parametres['content'] = $content; - return $parametres; - } - } - - return FALSE; -} - -/** - * On modifie les URLS des images dans le corps de l'article - */ -function filtre_picture($content, $url, $id) -{ - $matches = array(); - preg_match_all('#<\s*(img)[^>]+src="([^"]*)"[^>]*>#Si', $content, $matches, PREG_SET_ORDER); - foreach($matches as $i => $link) - { - $link[1] = trim($link[1]); - if (!preg_match('#^(([a-z]+://)|(\#))#', $link[1]) ) - { - $absolute_path = get_absolute_link($link[2],$url); - $filename = basename(parse_url($absolute_path, PHP_URL_PATH)); - $directory = create_assets_directory($id); - $fullpath = $directory . '/' . $filename; - download_pictures($absolute_path, $fullpath); - $content = str_replace($matches[$i][2], $fullpath, $content); - } - - } - - return $content; -} - -/** - * Retourne le lien absolu - */ -function get_absolute_link($relative_link, $url) -{ - /* return if already absolute URL */ - if (parse_url($relative_link, PHP_URL_SCHEME) != '') return $relative_link; - - /* queries and anchors */ - if ($relative_link[0]=='#' || $relative_link[0]=='?') return $url . $relative_link; - - /* parse base URL and convert to local variables: - $scheme, $host, $path */ - extract(parse_url($url)); - - /* remove non-directory element from path */ - $path = preg_replace('#/[^/]*$#', '', $path); - - /* destroy path if relative url points to root */ - if ($relative_link[0] == '/') $path = ''; - - /* dirty absolute URL */ - $abs = $host . $path . '/' . $relative_link; - - /* replace '//' or '/./' or '/foo/../' with '/' */ - $re = array('#(/\.?/)#', '#/(?!\.\.)[^/]+/\.\./#'); - for($n=1; $n>0; $abs=preg_replace($re, '/', $abs, -1, $n)) {} - - /* absolute URL is ready! */ - return $scheme.'://'.$abs; -} - -/** - * Téléchargement des images - */ - -function download_pictures($absolute_path, $fullpath) -{ - $rawdata = get_external_file($absolute_path); - - if(file_exists($fullpath)) { - unlink($fullpath); - } - $fp = fopen($fullpath, 'x'); - fwrite($fp, $rawdata); - fclose($fp); -} - -/** - * Crée un répertoire de médias pour l'article - */ -function create_assets_directory($id) -{ - $assets_path = ABS_PATH; - if(!is_dir($assets_path)) { - mkdir($assets_path, 0705); - } - - $article_directory = $assets_path . $id; - if(!is_dir($article_directory)) { - mkdir($article_directory, 0705); - } - - return $article_directory; -} - -/** - * Suppression du répertoire d'images - */ -function remove_directory($directory) -{ - if(is_dir($directory)) { - $files = array_diff(scandir($directory), array('.','..')); - foreach ($files as $file) { - (is_dir("$directory/$file")) ? remove_directory("$directory/$file") : unlink("$directory/$file"); - } - return rmdir($directory); - } -} - -function display_view($view, $id = 0, $full_head = 'yes') -{ - global $tpl, $store, $msg; - - switch ($view) - { - case 'export': - $entries = $store->retrieveAll(); - $tpl->assign('export', myTool::renderJson($entries)); - $tpl->draw('export'); - logm('export view'); - break; - case 'config': - $tpl->assign('load_all_js', 0); - $tpl->draw('head'); - $tpl->draw('home'); - $tpl->draw('config'); - $tpl->draw('js'); - $tpl->draw('footer'); - logm('config view'); - break; - case 'view': - $entry = $store->retrieveOneById($id); - - if ($entry != NULL) { - $tpl->assign('id', $entry['id']); - $tpl->assign('url', $entry['url']); - $tpl->assign('title', $entry['title']); - $content = $entry['content']; - if (function_exists('tidy_parse_string')) { - $tidy = tidy_parse_string($content, array('indent'=>true, 'show-body-only' => true), 'UTF8'); - $tidy->cleanRepair(); - $content = $tidy->value; - } - $tpl->assign('content', $content); - $tpl->assign('is_fav', $entry['is_fav']); - $tpl->assign('is_read', $entry['is_read']); - $tpl->assign('load_all_js', 0); - $tpl->draw('view'); - } - else { - logm('error in view call : entry is NULL'); - } - - logm('view link #' . $id); - break; - default: # home view - $entries = $store->getEntriesByView($view); - - $tpl->assign('entries', $entries); - - if ($full_head == 'yes') { - $tpl->assign('load_all_js', 1); - $tpl->draw('head'); - $tpl->draw('home'); - } - - $tpl->draw('entries'); - - if ($full_head == 'yes') { - $tpl->draw('js'); - $tpl->draw('footer'); - } - break; - } -} - -/** - * Appel d'une action (mark as fav, archive, delete) - */ -function action_to_do($action, $url, $id = 0) -{ - global $store, $msg; - - switch ($action) - { - case 'add': - if ($url == '') - continue; - - $url = base64_decode($url); - error_log(print_r($url, TRUE)); - if (MyTool::isUrl($url)) { - if($parametres_url = prepare_url($url)) { - if ($store->add($url, $parametres_url['title'], $parametres_url['content'])) { - $last_id = $store->getLastId(); - if (DOWNLOAD_PICTURES) { - $content = filtre_picture($parametres_url['content'], $url, $last_id); - } - $msg->add('s', _('the link has been added successfully')); - } - else { - $msg->add('e', _('error during insertion : the link wasn\'t added')); - } - } - else { - $msg->add('e', _('error during url preparation : the link wasn\'t added')); - logm('error during url preparation'); - } - } - else { - $msg->add('e', _('error during url preparation : the link is not valid')); - logm($url . ' is not a valid url'); - } - - logm('add link ' . $url); - break; - case 'delete': - if ($store->deleteById($id)) { - remove_directory(ABS_PATH . $id); - $msg->add('s', _('the link has been deleted successfully')); - logm('delete link #' . $id); - } - else { - $msg->add('e', _('the link wasn\'t deleted')); - logm('error : can\'t delete link #' . $id); - } - break; - case 'toggle_fav' : - $store->favoriteById($id); - logm('mark as favorite link #' . $id); - break; - case 'toggle_archive' : - $store->archiveById($id); - logm('archive link #' . $id); - break; - default: - break; - } -} - -function logm($message) -{ - $t = strval(date('Y/m/d_H:i:s')).' - '.$_SERVER["REMOTE_ADDR"].' - '.strval($message)."\n"; - file_put_contents('./log.txt',$t,FILE_APPEND); -} diff --git a/inc/poche/pocheCore.php b/inc/poche/pocheCore.php new file mode 100644 index 0000000..52c603a --- /dev/null +++ b/inc/poche/pocheCore.php @@ -0,0 +1,257 @@ + + * @copyright 2013 + * @license http://www.wtfpl.net/ see COPYING file + */ + +function encode_string($string) +{ + return sha1($string . SALT); +} + +function get_external_file($url) +{ + $timeout = 15; + $useragent = "Mozilla/5.0 (Windows NT 5.1; rv:18.0) Gecko/20100101 Firefox/18.0"; + + if (in_array ('curl', get_loaded_extensions())) { + # Fetch feed from URL + $curl = curl_init(); + curl_setopt($curl, CURLOPT_URL, $url); + curl_setopt($curl, CURLOPT_TIMEOUT, $timeout); + curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true); + curl_setopt($curl, CURLOPT_RETURNTRANSFER, true); + curl_setopt($curl, CURLOPT_HEADER, false); + + # for ssl, do not verified certificate + curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE); + curl_setopt($curl, CURLOPT_AUTOREFERER, TRUE ); + + # FeedBurner requires a proper USER-AGENT... + curl_setopt($curl, CURL_HTTP_VERSION_1_1, true); + curl_setopt($curl, CURLOPT_ENCODING, "gzip, deflate"); + curl_setopt($curl, CURLOPT_USERAGENT, $useragent); + + $data = curl_exec($curl); + $httpcode = curl_getinfo($curl, CURLINFO_HTTP_CODE); + $httpcodeOK = isset($httpcode) and ($httpcode == 200 or $httpcode == 301); + curl_close($curl); + } else { + # create http context and add timeout and user-agent + $context = stream_context_create( + array( + 'http' => array( + 'timeout' => $timeout, + 'header' => "User-Agent: " . $useragent, + 'follow_location' => true + ), + 'ssl' => array( + 'verify_peer' => false, + 'allow_self_signed' => true + ) + ) + ); + + # only download page lesser than 4MB + $data = @file_get_contents($url, false, $context, -1, 4000000); + + if (isset($http_response_header) and isset($http_response_header[0])) { + $httpcodeOK = isset($http_response_header) and isset($http_response_header[0]) and ((strpos($http_response_header[0], '200 OK') !== FALSE) or (strpos($http_response_header[0], '301 Moved Permanently') !== FALSE)); + } + } + + # if response is not empty and response is OK + if (isset($data) and isset($httpcodeOK) and $httpcodeOK) { + + # take charset of page and get it + preg_match('##Usi', $data, $meta); + + # if meta tag is found + if (!empty($meta[0])) { + preg_match('#charset="?(.*)"#si', $meta[0], $encoding); + # if charset is found set it otherwise, set it to utf-8 + $html_charset = (!empty($encoding[1])) ? strtolower($encoding[1]) : 'utf-8'; + } else { + $html_charset = 'utf-8'; + $encoding[1] = ''; + } + + # replace charset of url to charset of page + $data = str_replace('charset=' . $encoding[1], 'charset=' . $html_charset, $data); + + return $data; + } + else { + return FALSE; + } +} + +function fetch_url_content($url) +{ + $url = base64_decode($url); + if (pocheTool::isUrl($url)) { + $url = pocheTool::cleanURL($url); + $html = Encoding::toUTF8(get_external_file($url)); + + # if get_external_file if not able to retrieve HTTPS content, try the same URL with HTTP protocol + if (!preg_match('!^https?://!i', $url) && (!isset($html) || strlen($html) <= 0)) { + $url = 'http://' . $url; + $html = Encoding::toUTF8(get_external_file($url)); + } + + if (function_exists('tidy_parse_string')) { + $tidy = tidy_parse_string($html, array(), 'UTF8'); + $tidy->cleanRepair(); + $html = $tidy->value; + } + + $parameters = array(); + if (isset($html) and strlen($html) > 0) + { + $readability = new Readability($html, $url); + $readability->convertLinksToFootnotes = CONVERT_LINKS_FOOTNOTES; + $readability->revertForcedParagraphElements = REVERT_FORCED_PARAGRAPH_ELEMENTS; + + if($readability->init()) + { + $content = $readability->articleContent->innerHTML; + $parameters['title'] = $readability->articleTitle->innerHTML; + $parameters['content'] = $content; + + return $parameters; + } + } + } + else { + #$msg->add('e', _('error during url preparation : the link is not valid')); + pocheTool::logm($url . ' is not a valid url'); + } + + return FALSE; +} + +function display_view($view, $id = 0, $full_head = 'yes') +{ + global $tpl, $store, $msg; + + switch ($view) + { + case 'export': + $entries = $store->retrieveAll(); + $tpl->assign('export', pocheTool::renderJson($entries)); + $tpl->draw('export'); + pocheTool::logm('export view'); + break; + case 'config': + $tpl->assign('load_all_js', 0); + $tpl->draw('head'); + $tpl->draw('home'); + $tpl->draw('config'); + $tpl->draw('js'); + $tpl->draw('footer'); + pocheTool::logm('config view'); + break; + case 'view': + $entry = $store->retrieveOneById($id); + + if ($entry != NULL) { + $tpl->assign('id', $entry['id']); + $tpl->assign('url', $entry['url']); + $tpl->assign('title', $entry['title']); + $content = $entry['content']; + if (function_exists('tidy_parse_string')) { + $tidy = tidy_parse_string($content, array('indent'=>true, 'show-body-only' => true), 'UTF8'); + $tidy->cleanRepair(); + $content = $tidy->value; + } + $tpl->assign('content', $content); + $tpl->assign('is_fav', $entry['is_fav']); + $tpl->assign('is_read', $entry['is_read']); + $tpl->assign('load_all_js', 0); + $tpl->draw('view'); + } + else { + pocheTool::logm('error in view call : entry is NULL'); + } + + pocheTool::logm('view link #' . $id); + break; + default: # home view + $entries = $store->getEntriesByView($view); + + $tpl->assign('entries', $entries); + + if ($full_head == 'yes') { + $tpl->assign('load_all_js', 1); + $tpl->draw('head'); + $tpl->draw('home'); + } + + $tpl->draw('entries'); + + if ($full_head == 'yes') { + $tpl->draw('js'); + $tpl->draw('footer'); + } + break; + } +} + +/** + * Appel d'une action (mark as fav, archive, delete) + */ +function action_to_do($action, $url, $id = 0) +{ + global $store, $msg; + + switch ($action) + { + case 'add': + if($parametres_url = fetch_url_content($url)) { + if ($store->add($url, $parametres_url['title'], $parametres_url['content'])) { + pocheTool::logm('add link ' . $url); + $last_id = $store->getLastId(); + if (DOWNLOAD_PICTURES) { + $content = filtre_picture($parametres_url['content'], $url, $last_id); + } + #$msg->add('s', _('the link has been added successfully')); + } + else { + #$msg->add('e', _('error during insertion : the link wasn\'t added')); + pocheTool::logm('error during insertion : the link wasn\'t added'); + } + } + else { + #$msg->add('e', _('error during url preparation : the link wasn\'t added')); + pocheTool::logm('error during content fetch'); + } + break; + case 'delete': + if ($store->deleteById($id)) { + if (DOWNLOAD_PICTURES) { + remove_directory(ABS_PATH . $id); + } + #$msg->add('s', _('the link has been deleted successfully')); + pocheTool::logm('delete link #' . $id); + } + else { + #$msg->add('e', _('the link wasn\'t deleted')); + pocheTool::logm('error : can\'t delete link #' . $id); + } + break; + case 'toggle_fav' : + $store->favoriteById($id); + pocheTool::logm('mark as favorite link #' . $id); + break; + case 'toggle_archive' : + $store->archiveById($id); + pocheTool::logm('archive link #' . $id); + break; + default: + break; + } +} diff --git a/inc/poche/pochePictures.php b/inc/poche/pochePictures.php new file mode 100644 index 0000000..bfc8065 --- /dev/null +++ b/inc/poche/pochePictures.php @@ -0,0 +1,114 @@ + + * @copyright 2013 + * @license http://www.wtfpl.net/ see COPYING file + */ + +/** + * On modifie les URLS des images dans le corps de l'article + */ +function filtre_picture($content, $url, $id) +{ + $matches = array(); + preg_match_all('#<\s*(img)[^>]+src="([^"]*)"[^>]*>#Si', $content, $matches, PREG_SET_ORDER); + foreach($matches as $i => $link) + { + $link[1] = trim($link[1]); + if (!preg_match('#^(([a-z]+://)|(\#))#', $link[1]) ) + { + $absolute_path = get_absolute_link($link[2],$url); + $filename = basename(parse_url($absolute_path, PHP_URL_PATH)); + $directory = create_assets_directory($id); + $fullpath = $directory . '/' . $filename; + download_pictures($absolute_path, $fullpath); + $content = str_replace($matches[$i][2], $fullpath, $content); + } + + } + + return $content; +} + +/** + * Retourne le lien absolu + */ +function get_absolute_link($relative_link, $url) +{ + /* return if already absolute URL */ + if (parse_url($relative_link, PHP_URL_SCHEME) != '') return $relative_link; + + /* queries and anchors */ + if ($relative_link[0]=='#' || $relative_link[0]=='?') return $url . $relative_link; + + /* parse base URL and convert to local variables: + $scheme, $host, $path */ + extract(parse_url($url)); + + /* remove non-directory element from path */ + $path = preg_replace('#/[^/]*$#', '', $path); + + /* destroy path if relative url points to root */ + if ($relative_link[0] == '/') $path = ''; + + /* dirty absolute URL */ + $abs = $host . $path . '/' . $relative_link; + + /* replace '//' or '/./' or '/foo/../' with '/' */ + $re = array('#(/\.?/)#', '#/(?!\.\.)[^/]+/\.\./#'); + for($n=1; $n>0; $abs=preg_replace($re, '/', $abs, -1, $n)) {} + + /* absolute URL is ready! */ + return $scheme.'://'.$abs; +} + +/** + * Téléchargement des images + */ + +function download_pictures($absolute_path, $fullpath) +{ + $rawdata = get_external_file($absolute_path); + + if(file_exists($fullpath)) { + unlink($fullpath); + } + $fp = fopen($fullpath, 'x'); + fwrite($fp, $rawdata); + fclose($fp); +} + +/** + * Crée un répertoire de médias pour l'article + */ +function create_assets_directory($id) +{ + $assets_path = ABS_PATH; + if(!is_dir($assets_path)) { + mkdir($assets_path, 0705); + } + + $article_directory = $assets_path . $id; + if(!is_dir($article_directory)) { + mkdir($article_directory, 0705); + } + + return $article_directory; +} + +/** + * Suppression du répertoire d'images + */ +function remove_directory($directory) +{ + if(is_dir($directory)) { + $files = array_diff(scandir($directory), array('.','..')); + foreach ($files as $file) { + (is_dir("$directory/$file")) ? remove_directory("$directory/$file") : unlink("$directory/$file"); + } + return rmdir($directory); + } +} diff --git a/inc/pocheTool.class.php b/inc/poche/pocheTool.class.php similarity index 64% rename from inc/pocheTool.class.php rename to inc/poche/pocheTool.class.php index 9aab76b..cade115 100644 --- a/inc/pocheTool.class.php +++ b/inc/poche/pocheTool.class.php @@ -38,8 +38,7 @@ class pocheTools public static function isUrl($url) { - // http://neo22s.com/check-if-url-exists-and-is-online-php/ - $pattern='|^http(s)?://[a-z0-9-]+(.[a-z0-9-]+)*(:[0-9]+)?(/.*)?$|i'; + $pattern = '|^http(s)?://[a-z0-9-]+(.[a-z0-9-]+)*(:[0-9]+)?(/.*)?$|i'; return preg_match($pattern, $url); } @@ -65,6 +64,48 @@ class pocheTools . $_SERVER["SERVER_NAME"] . $serverport . $scriptname; } + public static function redirect($url = '') + { + if ($url === '') { + $url = (empty($_SERVER['HTTP_REFERER'])?'?':$_SERVER['HTTP_REFERER']); + if (isset($_POST['returnurl'])) { + $url = $_POST['returnurl']; + } + } + + # prevent loop + if (empty($url) || parse_url($url, PHP_URL_QUERY) === $_SERVER['QUERY_STRING']) { + $url = pocheTool::getUrl(); + } + + if (substr($url, 0, 1) !== '?') { + $ref = pocheTool::getUrl(); + if (substr($url, 0, strlen($ref)) !== $ref) { + $url = $ref; + } + } + header('Location: '.$url); + exit(); + } + + public static function cleanURL($url) + { + + $url = html_entity_decode(trim($url)); + + $stuff = strpos($url,'&utm_source='); + if ($stuff !== FALSE) + $url = substr($url, 0, $stuff); + $stuff = strpos($url,'?utm_source='); + if ($stuff !== FALSE) + $url = substr($url, 0, $stuff); + $stuff = strpos($url,'#xtor=RSS-'); + if ($stuff !== FALSE) + $url = substr($url, 0, $stuff); + + return $url; + } + public static function renderJson($data) { header('Cache-Control: no-cache, must-revalidate'); @@ -75,27 +116,9 @@ class pocheTools exit(); } - public static function redirect($rurl = '') + public static function logm($message) { - if ($rurl === '') { - $rurl = (empty($_SERVER['HTTP_REFERER'])?'?':$_SERVER['HTTP_REFERER']); - if (isset($_POST['returnurl'])) { - $rurl = $_POST['returnurl']; - } - } - - // prevent loop - if (empty($rurl) || parse_url($rurl, PHP_URL_QUERY) === $_SERVER['QUERY_STRING']) { - $rurl = pocheTool::getUrl(); - } - - if (substr($rurl, 0, 1) !== '?') { - $ref = pocheTool::getUrl(); - if (substr($rurl, 0, strlen($ref)) !== $ref) { - $rurl = $ref; - } - } - header('Location: '.$rurl); - exit(); + $t = strval(date('Y/m/d_H:i:s')).' - '.$_SERVER["REMOTE_ADDR"].' - '.strval($message)."\n"; + file_put_contents('./log.txt',$t,FILE_APPEND); } } \ No newline at end of file diff --git a/inc/rain.tpl.class.php b/inc/rain.tpl.class.php deleted file mode 100644 index 6522c79..0000000 --- a/inc/rain.tpl.class.php +++ /dev/null @@ -1,1043 +0,0 @@ -), stylesheet (), script ( - + + - {if="$load_all_js == '1'"} - - + - {/if} \ No newline at end of file + + {/if} \ No newline at end of file diff --git a/tpl/layout.twig b/tpl/layout.twig new file mode 100644 index 0000000..c5f52bb --- /dev/null +++ b/tpl/layout.twig @@ -0,0 +1,58 @@ + + + + + + + + + + + {% block title %}{% endblock %} - poche + + + + + + + + + + + + + +
+

logo pochepoche

+
+
+ {% block menu %}{% endblock %} + {% block precontent %}{% endblock %} + {% block content %}{% endblock %} + {% block js %}{% endblock %} +
+ + + + \ No newline at end of file diff --git a/tpl/login.twig b/tpl/login.twig new file mode 100644 index 0000000..390718b --- /dev/null +++ b/tpl/login.twig @@ -0,0 +1,31 @@ +{% extends "layout.twig" %} +{% block title %}Login{% endblock %} +{% block content %} +
+
+

{% trans "login to your poche" %}

+ {% if demo == 1 %}

{% trans "you are in demo mode, some features may be disabled." %}

{% endif %} +
+ + +
+ +
+ + +
+
+ +
+ + (Do not check on public computers) +
+
+
+ +
+
+ + +
+{% endblock %} \ No newline at end of file