mirror of
https://github.com/moparisthebest/mailiverse
synced 2024-11-06 17:35:04 -05:00
335 lines
10 KiB
JavaScript
335 lines
10 KiB
JavaScript
/*
|
|
Copyright (c) 2003-2012, CKSource - Frederico Knabben. All rights reserved.
|
|
For licensing, see LICENSE.html or http://ckeditor.com/license
|
|
*/
|
|
|
|
(function()
|
|
{
|
|
var guardElements = { table:1, ul:1, ol:1, blockquote:1, div:1 },
|
|
directSelectionGuardElements = {},
|
|
// All guard elements which can have a direction applied on them.
|
|
allGuardElements = {};
|
|
CKEDITOR.tools.extend( directSelectionGuardElements, guardElements, { tr:1, p:1, div:1, li:1 } );
|
|
CKEDITOR.tools.extend( allGuardElements, directSelectionGuardElements, { td:1 } );
|
|
|
|
function onSelectionChange( e )
|
|
{
|
|
setToolbarStates( e );
|
|
handleMixedDirContent( e );
|
|
}
|
|
|
|
function setToolbarStates( evt )
|
|
{
|
|
var editor = evt.editor,
|
|
path = evt.data.path;
|
|
|
|
if ( editor.readOnly )
|
|
return;
|
|
|
|
var useComputedState = editor.config.useComputedState,
|
|
selectedElement;
|
|
|
|
useComputedState = useComputedState === undefined || useComputedState;
|
|
|
|
// We can use computedState provided by the browser or traverse parents manually.
|
|
if ( !useComputedState )
|
|
selectedElement = getElementForDirection( path.lastElement );
|
|
|
|
selectedElement = selectedElement || path.block || path.blockLimit;
|
|
|
|
// If we're having BODY here, user probably done CTRL+A, let's try to get the enclosed node, if any.
|
|
if ( selectedElement.is( 'body' ) )
|
|
{
|
|
var enclosedNode = editor.getSelection().getRanges()[ 0 ].getEnclosedNode();
|
|
enclosedNode && enclosedNode.type == CKEDITOR.NODE_ELEMENT && ( selectedElement = enclosedNode );
|
|
}
|
|
|
|
if ( !selectedElement )
|
|
return;
|
|
|
|
var selectionDir = useComputedState ?
|
|
selectedElement.getComputedStyle( 'direction' ) :
|
|
selectedElement.getStyle( 'direction' ) || selectedElement.getAttribute( 'dir' );
|
|
|
|
editor.getCommand( 'bidirtl' ).setState( selectionDir == 'rtl' ? CKEDITOR.TRISTATE_ON : CKEDITOR.TRISTATE_OFF );
|
|
editor.getCommand( 'bidiltr' ).setState( selectionDir == 'ltr' ? CKEDITOR.TRISTATE_ON : CKEDITOR.TRISTATE_OFF );
|
|
}
|
|
|
|
function handleMixedDirContent( evt )
|
|
{
|
|
var editor = evt.editor,
|
|
directionNode = evt.data.path.block || evt.data.path.blockLimit;
|
|
|
|
editor.fire( 'contentDirChanged', directionNode ? directionNode.getComputedStyle( 'direction' ) : editor.lang.dir );
|
|
}
|
|
|
|
/**
|
|
* Returns element with possibility of applying the direction.
|
|
* @param node
|
|
*/
|
|
function getElementForDirection( node )
|
|
{
|
|
while ( node && !( node.getName() in allGuardElements || node.is( 'body' ) ) )
|
|
{
|
|
var parent = node.getParent();
|
|
if ( !parent )
|
|
break;
|
|
|
|
node = parent;
|
|
}
|
|
|
|
return node;
|
|
}
|
|
|
|
function switchDir( element, dir, editor, database )
|
|
{
|
|
if ( element.isReadOnly() )
|
|
return;
|
|
|
|
// Mark this element as processed by switchDir.
|
|
CKEDITOR.dom.element.setMarker( database, element, 'bidi_processed', 1 );
|
|
|
|
// Check whether one of the ancestors has already been styled.
|
|
var parent = element;
|
|
while ( ( parent = parent.getParent() ) && !parent.is( 'body' ) )
|
|
{
|
|
if ( parent.getCustomData( 'bidi_processed' ) )
|
|
{
|
|
// Ancestor style must dominate.
|
|
element.removeStyle( 'direction' );
|
|
element.removeAttribute( 'dir' );
|
|
return;
|
|
}
|
|
}
|
|
|
|
var useComputedState = ( 'useComputedState' in editor.config ) ? editor.config.useComputedState : 1;
|
|
|
|
var elementDir = useComputedState ? element.getComputedStyle( 'direction' )
|
|
: element.getStyle( 'direction' ) || element.hasAttribute( 'dir' );
|
|
|
|
// Stop if direction is same as present.
|
|
if ( elementDir == dir )
|
|
return;
|
|
|
|
// Clear direction on this element.
|
|
element.removeStyle( 'direction' );
|
|
|
|
// Do the second check when computed state is ON, to check
|
|
// if we need to apply explicit direction on this element.
|
|
if ( useComputedState )
|
|
{
|
|
element.removeAttribute( 'dir' );
|
|
if ( dir != element.getComputedStyle( 'direction' ) )
|
|
element.setAttribute( 'dir', dir );
|
|
}
|
|
else
|
|
// Set new direction for this element.
|
|
element.setAttribute( 'dir', dir );
|
|
|
|
editor.forceNextSelectionCheck();
|
|
|
|
return;
|
|
}
|
|
|
|
function getFullySelected( range, elements, enterMode )
|
|
{
|
|
var ancestor = range.getCommonAncestor( false, true );
|
|
|
|
range = range.clone();
|
|
range.enlarge( enterMode == CKEDITOR.ENTER_BR ?
|
|
CKEDITOR.ENLARGE_LIST_ITEM_CONTENTS
|
|
: CKEDITOR.ENLARGE_BLOCK_CONTENTS );
|
|
|
|
if ( range.checkBoundaryOfElement( ancestor, CKEDITOR.START )
|
|
&& range.checkBoundaryOfElement( ancestor, CKEDITOR.END ) )
|
|
{
|
|
var parent;
|
|
while ( ancestor && ancestor.type == CKEDITOR.NODE_ELEMENT
|
|
&& ( parent = ancestor.getParent() )
|
|
&& parent.getChildCount() == 1
|
|
&& !( ancestor.getName() in elements ) )
|
|
ancestor = parent;
|
|
|
|
return ancestor.type == CKEDITOR.NODE_ELEMENT
|
|
&& ( ancestor.getName() in elements )
|
|
&& ancestor;
|
|
}
|
|
}
|
|
|
|
function bidiCommand( dir )
|
|
{
|
|
return function( editor )
|
|
{
|
|
var selection = editor.getSelection(),
|
|
enterMode = editor.config.enterMode,
|
|
ranges = selection.getRanges();
|
|
|
|
if ( ranges && ranges.length )
|
|
{
|
|
var database = {};
|
|
|
|
// Creates bookmarks for selection, as we may split some blocks.
|
|
var bookmarks = selection.createBookmarks();
|
|
|
|
var rangeIterator = ranges.createIterator(),
|
|
range,
|
|
i = 0;
|
|
|
|
while ( ( range = rangeIterator.getNextRange( 1 ) ) )
|
|
{
|
|
// Apply do directly selected elements from guardElements.
|
|
var selectedElement = range.getEnclosedNode();
|
|
|
|
// If this is not our element of interest, apply to fully selected elements from guardElements.
|
|
if ( !selectedElement || selectedElement
|
|
&& !( selectedElement.type == CKEDITOR.NODE_ELEMENT && selectedElement.getName() in directSelectionGuardElements )
|
|
)
|
|
selectedElement = getFullySelected( range, guardElements, enterMode );
|
|
|
|
selectedElement && switchDir( selectedElement, dir, editor, database );
|
|
|
|
var iterator,
|
|
block;
|
|
|
|
// Walker searching for guardElements.
|
|
var walker = new CKEDITOR.dom.walker( range );
|
|
|
|
var start = bookmarks[ i ].startNode,
|
|
end = bookmarks[ i++ ].endNode;
|
|
|
|
walker.evaluator = function( node )
|
|
{
|
|
return !! ( node.type == CKEDITOR.NODE_ELEMENT
|
|
&& node.getName() in guardElements
|
|
&& !( node.getName() == ( enterMode == CKEDITOR.ENTER_P ? 'p' : 'div' )
|
|
&& node.getParent().type == CKEDITOR.NODE_ELEMENT
|
|
&& node.getParent().getName() == 'blockquote' )
|
|
// Element must be fully included in the range as well. (#6485).
|
|
&& node.getPosition( start ) & CKEDITOR.POSITION_FOLLOWING
|
|
&& ( ( node.getPosition( end ) & CKEDITOR.POSITION_PRECEDING + CKEDITOR.POSITION_CONTAINS ) == CKEDITOR.POSITION_PRECEDING ) );
|
|
};
|
|
|
|
while ( ( block = walker.next() ) )
|
|
switchDir( block, dir, editor, database );
|
|
|
|
iterator = range.createIterator();
|
|
iterator.enlargeBr = enterMode != CKEDITOR.ENTER_BR;
|
|
|
|
while ( ( block = iterator.getNextParagraph( enterMode == CKEDITOR.ENTER_P ? 'p' : 'div' ) ) )
|
|
switchDir( block, dir, editor, database );
|
|
}
|
|
|
|
CKEDITOR.dom.element.clearAllMarkers( database );
|
|
|
|
editor.forceNextSelectionCheck();
|
|
// Restore selection position.
|
|
selection.selectBookmarks( bookmarks );
|
|
|
|
editor.focus();
|
|
}
|
|
};
|
|
}
|
|
|
|
CKEDITOR.plugins.add( 'bidi',
|
|
{
|
|
requires : [ 'styles', 'button' ],
|
|
|
|
init : function( editor )
|
|
{
|
|
// All buttons use the same code to register. So, to avoid
|
|
// duplications, let's use this tool function.
|
|
var addButtonCommand = function( buttonName, buttonLabel, commandName, commandExec )
|
|
{
|
|
editor.addCommand( commandName, new CKEDITOR.command( editor, { exec : commandExec }) );
|
|
|
|
editor.ui.addButton( buttonName,
|
|
{
|
|
label : buttonLabel,
|
|
command : commandName
|
|
});
|
|
};
|
|
|
|
var lang = editor.lang.bidi;
|
|
|
|
addButtonCommand( 'BidiLtr', lang.ltr, 'bidiltr', bidiCommand( 'ltr' ) );
|
|
addButtonCommand( 'BidiRtl', lang.rtl, 'bidirtl', bidiCommand( 'rtl' ) );
|
|
|
|
editor.on( 'selectionChange', onSelectionChange );
|
|
editor.on( 'contentDom', function()
|
|
{
|
|
editor.document.on( 'dirChanged', function( evt )
|
|
{
|
|
editor.fire( 'dirChanged',
|
|
{
|
|
node : evt.data,
|
|
dir : evt.data.getDirection( 1 )
|
|
} );
|
|
});
|
|
});
|
|
}
|
|
});
|
|
|
|
// If the element direction changed, we need to switch the margins of
|
|
// the element and all its children, so it will get really reflected
|
|
// like a mirror. (#5910)
|
|
function isOffline( el )
|
|
{
|
|
var html = el.getDocument().getBody().getParent();
|
|
while ( el )
|
|
{
|
|
if ( el.equals( html ) )
|
|
return false;
|
|
el = el.getParent();
|
|
}
|
|
return true;
|
|
}
|
|
function dirChangeNotifier( org )
|
|
{
|
|
var isAttribute = org == elementProto.setAttribute,
|
|
isRemoveAttribute = org == elementProto.removeAttribute,
|
|
dirStyleRegexp = /\bdirection\s*:\s*(.*?)\s*(:?$|;)/;
|
|
|
|
return function( name, val )
|
|
{
|
|
if ( !this.getDocument().equals( CKEDITOR.document ) )
|
|
{
|
|
var orgDir;
|
|
if ( ( name == ( isAttribute || isRemoveAttribute ? 'dir' : 'direction' ) ||
|
|
name == 'style' && ( isRemoveAttribute || dirStyleRegexp.test( val ) ) ) && !isOffline( this ) )
|
|
{
|
|
orgDir = this.getDirection( 1 );
|
|
var retval = org.apply( this, arguments );
|
|
if ( orgDir != this.getDirection( 1 ) )
|
|
{
|
|
this.getDocument().fire( 'dirChanged', this );
|
|
return retval;
|
|
}
|
|
}
|
|
}
|
|
|
|
return org.apply( this, arguments );
|
|
};
|
|
}
|
|
|
|
var elementProto = CKEDITOR.dom.element.prototype,
|
|
methods = [ 'setStyle', 'removeStyle', 'setAttribute', 'removeAttribute' ];
|
|
for ( var i = 0; i < methods.length; i++ )
|
|
elementProto[ methods[ i ] ] = CKEDITOR.tools.override( elementProto[ methods [ i ] ], dirChangeNotifier );
|
|
})();
|
|
|
|
/**
|
|
* Fired when the language direction of an element is changed
|
|
* @name CKEDITOR.editor#dirChanged
|
|
* @event
|
|
* @param {CKEDITOR.editor} editor This editor instance.
|
|
* @param {Object} eventData.node The element that is being changed.
|
|
* @param {String} eventData.dir The new direction.
|
|
*/
|
|
|
|
/**
|
|
* Fired when the language direction in the specific cursor position is changed
|
|
* @name CKEDITOR.editor#contentDirChanged
|
|
* @event
|
|
* @param {String} eventData The direction in the current position.
|
|
*/
|