mirror of
https://github.com/moparisthebest/xeps
synced 2024-11-21 08:45:04 -05:00
581 lines
19 KiB
XML
581 lines
19 KiB
XML
<?xml version="1.0"?>
|
|
|
|
<xsl:stylesheet
|
|
version="1.0"
|
|
extension-element-prefixes="doc"
|
|
xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
|
|
xmlns:doc="http://xsltsl.org/xsl/documentation/1.0"
|
|
xmlns:uri="http://xsltsl.org/uri"
|
|
>
|
|
|
|
<doc:reference xmlns="">
|
|
<referenceinfo>
|
|
<releaseinfo role="meta">
|
|
$Id$
|
|
</releaseinfo>
|
|
<author>
|
|
<surname>Diamond</surname>
|
|
<firstname>Jason</firstname>
|
|
</author>
|
|
<copyright>
|
|
<year>2001</year>
|
|
<holder>Jason Diamond</holder>
|
|
</copyright>
|
|
</referenceinfo>
|
|
|
|
<title>URI (Uniform Resource Identifier) Processing</title>
|
|
|
|
<partintro>
|
|
<section>
|
|
<title>Introduction</title>
|
|
<para>This module provides templates for processing URIs (Uniform Resource Identifers).</para>
|
|
</section>
|
|
</partintro>
|
|
|
|
</doc:reference>
|
|
|
|
<doc:template name="uri:is-absolute-uri" xmlns="">
|
|
<refpurpose>Determines if a URI is absolute or relative.</refpurpose>
|
|
|
|
<refdescription>
|
|
<para>Absolute URIs start with a scheme (like "http:" or "mailto:").</para>
|
|
</refdescription>
|
|
|
|
<refparameter>
|
|
<variablelist>
|
|
<varlistentry>
|
|
<term>uri</term>
|
|
<listitem>
|
|
<para>An absolute or relative URI.</para>
|
|
</listitem>
|
|
</varlistentry>
|
|
</variablelist>
|
|
</refparameter>
|
|
|
|
<refreturn>
|
|
<para>Returns 'true' if the URI is absolute or '' if it's not.</para>
|
|
</refreturn>
|
|
</doc:template>
|
|
|
|
<xsl:template name="uri:is-absolute-uri">
|
|
<xsl:param name="uri"/>
|
|
|
|
<xsl:if test="contains($uri, ':')">
|
|
<xsl:value-of select="true()"/>
|
|
</xsl:if>
|
|
|
|
</xsl:template>
|
|
|
|
<doc:template name="uri:get-uri-scheme" xmlns="">
|
|
<refpurpose>Gets the scheme part of a URI.</refpurpose>
|
|
|
|
<refdescription>
|
|
<para>The ':' is not part of the scheme.</para>
|
|
</refdescription>
|
|
|
|
<refparameter>
|
|
<variablelist>
|
|
<varlistentry>
|
|
<term>uri</term>
|
|
<listitem>
|
|
<para>An absolute or relative URI.</para>
|
|
</listitem>
|
|
</varlistentry>
|
|
</variablelist>
|
|
</refparameter>
|
|
|
|
<refreturn>
|
|
<para>Returns the scheme (without the ':') or '' if the URI is relative.</para>
|
|
</refreturn>
|
|
</doc:template>
|
|
|
|
<xsl:template name="uri:get-uri-scheme">
|
|
<xsl:param name="uri"/>
|
|
<xsl:if test="contains($uri, ':')">
|
|
<xsl:value-of select="substring-before($uri, ':')"/>
|
|
</xsl:if>
|
|
</xsl:template>
|
|
|
|
<doc:template name="uri:get-uri-authority" xmlns="">
|
|
<refpurpose>Gets the authority part of a URI.</refpurpose>
|
|
|
|
<refdescription>
|
|
<para>The authority usually specifies the host machine for a resource. It always follows '//' in a typical URI.</para>
|
|
</refdescription>
|
|
|
|
<refparameter>
|
|
<variablelist>
|
|
<varlistentry>
|
|
<term>uri</term>
|
|
<listitem>
|
|
<para>An absolute or relative URI.</para>
|
|
</listitem>
|
|
</varlistentry>
|
|
</variablelist>
|
|
</refparameter>
|
|
|
|
<refreturn>
|
|
<para>Returns the authority (without the '//') or '' if the URI has no authority.</para>
|
|
</refreturn>
|
|
</doc:template>
|
|
|
|
<xsl:template name="uri:get-uri-authority">
|
|
<xsl:param name="uri"/>
|
|
|
|
<xsl:variable name="a">
|
|
<xsl:choose>
|
|
<xsl:when test="contains($uri, ':')">
|
|
<xsl:if test="substring(substring-after($uri, ':'), 1, 2) = '//'">
|
|
<xsl:value-of select="substring(substring-after($uri, ':'), 3)"/>
|
|
</xsl:if>
|
|
</xsl:when>
|
|
<xsl:otherwise>
|
|
<xsl:if test="substring($uri, 1, 2) = '//'">
|
|
<xsl:value-of select="substring($uri, 3)"/>
|
|
</xsl:if>
|
|
</xsl:otherwise>
|
|
</xsl:choose>
|
|
</xsl:variable>
|
|
|
|
<xsl:choose>
|
|
<xsl:when test="contains($a, '/')">
|
|
<xsl:value-of select="substring-before($a, '/')" />
|
|
</xsl:when>
|
|
<xsl:when test="contains($a, '?')">
|
|
<xsl:value-of select="substring-before($a, '?')" />
|
|
</xsl:when>
|
|
<xsl:when test="contains($a, '#')">
|
|
<xsl:value-of select="substring-before($a, '#')" />
|
|
</xsl:when>
|
|
<xsl:otherwise>
|
|
<xsl:value-of select="$a" />
|
|
</xsl:otherwise>
|
|
</xsl:choose>
|
|
|
|
</xsl:template>
|
|
|
|
<doc:template name="uri:get-uri-path" xmlns="">
|
|
<refpurpose>Gets the path part of a URI.</refpurpose>
|
|
|
|
<refdescription>
|
|
<para>The path usually comes after the '/' in a URI.</para>
|
|
</refdescription>
|
|
|
|
<refparameter>
|
|
<variablelist>
|
|
<varlistentry>
|
|
<term>uri</term>
|
|
<listitem>
|
|
<para>An absolute or relative URI.</para>
|
|
</listitem>
|
|
</varlistentry>
|
|
</variablelist>
|
|
</refparameter>
|
|
|
|
<refreturn>
|
|
<para>Returns the path (with any leading '/') or '' if the URI has no path.</para>
|
|
</refreturn>
|
|
</doc:template>
|
|
|
|
<xsl:template name="uri:get-uri-path">
|
|
<xsl:param name="uri"/>
|
|
|
|
<xsl:variable name="p">
|
|
<xsl:choose>
|
|
<xsl:when test="contains($uri, '//')">
|
|
<xsl:if test="contains(substring-after($uri, '//'), '/')">
|
|
<xsl:value-of select="concat('/', substring-after(substring-after($uri, '//'), '/'))"/>
|
|
</xsl:if>
|
|
</xsl:when>
|
|
<xsl:otherwise>
|
|
<xsl:choose>
|
|
<xsl:when test="contains($uri, ':')">
|
|
<xsl:value-of select="substring-after($uri, ':')"/>
|
|
</xsl:when>
|
|
<xsl:otherwise>
|
|
<xsl:value-of select="$uri"/>
|
|
</xsl:otherwise>
|
|
</xsl:choose>
|
|
</xsl:otherwise>
|
|
</xsl:choose>
|
|
</xsl:variable>
|
|
|
|
<xsl:choose>
|
|
<xsl:when test="contains($p, '?')">
|
|
<xsl:value-of select="substring-before($p, '?')" />
|
|
</xsl:when>
|
|
<xsl:when test="contains($p, '#')">
|
|
<xsl:value-of select="substring-before($p, '#')" />
|
|
</xsl:when>
|
|
<xsl:otherwise>
|
|
<xsl:value-of select="$p" />
|
|
</xsl:otherwise>
|
|
</xsl:choose>
|
|
|
|
</xsl:template>
|
|
|
|
<doc:template name="uri:get-uri-query" xmlns="">
|
|
<refpurpose>Gets the query part of a URI.</refpurpose>
|
|
|
|
<refdescription>
|
|
<para>The query comes after the '?' in a URI.</para>
|
|
</refdescription>
|
|
|
|
<refparameter>
|
|
<variablelist>
|
|
<varlistentry>
|
|
<term>uri</term>
|
|
<listitem>
|
|
<para>An absolute or relative URI.</para>
|
|
</listitem>
|
|
</varlistentry>
|
|
</variablelist>
|
|
</refparameter>
|
|
|
|
<refreturn>
|
|
<para>Returns the query (without the '?') or '' if the URI has no query.</para>
|
|
</refreturn>
|
|
</doc:template>
|
|
|
|
<xsl:template name="uri:get-uri-query">
|
|
<xsl:param name="uri"/>
|
|
|
|
<xsl:variable name="q" select="substring-after($uri, '?')"/>
|
|
|
|
<xsl:choose>
|
|
<xsl:when test="contains($q, '#')">
|
|
<xsl:value-of select="substring-before($q, '#')"/>
|
|
</xsl:when>
|
|
<xsl:otherwise><xsl:value-of select="$q"/></xsl:otherwise>
|
|
</xsl:choose>
|
|
|
|
</xsl:template>
|
|
|
|
<doc:template name="uri:get-uri-fragment" xmlns="">
|
|
<refpurpose>Gets the fragment part of a URI.</refpurpose>
|
|
|
|
<refdescription>
|
|
<para>The fragment comes after the '#' in a URI.</para>
|
|
</refdescription>
|
|
|
|
<refparameter>
|
|
<variablelist>
|
|
<varlistentry>
|
|
<term>uri</term>
|
|
<listitem>
|
|
<para>An absolute or relative URI.</para>
|
|
</listitem>
|
|
</varlistentry>
|
|
</variablelist>
|
|
</refparameter>
|
|
|
|
<refreturn>
|
|
<para>Returns the fragment (without the '#') or '' if the URI has no fragment.</para>
|
|
</refreturn>
|
|
</doc:template>
|
|
|
|
<xsl:template name="uri:get-uri-fragment">
|
|
<xsl:param name="uri"/>
|
|
|
|
<xsl:value-of select="substring-after($uri, '#')"/>
|
|
|
|
</xsl:template>
|
|
|
|
<doc:template name="uri:resolve-uri" xmlns="">
|
|
<refpurpose>Resolves a URI reference against a base URI.</refpurpose>
|
|
|
|
<refdescription>
|
|
<para>This template follows the guidelines specified by <ulink url="ftp://ftp.isi.edu/in-notes/rfc2396.txt">RFC 2396</ulink>.</para>
|
|
</refdescription>
|
|
|
|
<refparameter>
|
|
<variablelist>
|
|
<varlistentry>
|
|
<term>reference</term>
|
|
<listitem>
|
|
<para>A (potentially relative) URI reference.</para>
|
|
</listitem>
|
|
</varlistentry>
|
|
<varlistentry>
|
|
<term>base</term>
|
|
<listitem>
|
|
<para>The base URI.</para>
|
|
</listitem>
|
|
</varlistentry>
|
|
<varlistentry>
|
|
<term>document</term>
|
|
<listitem>
|
|
<para>The URI of the current document. This defaults to the value of the base URI if not specified.</para>
|
|
</listitem>
|
|
</varlistentry>
|
|
</variablelist>
|
|
</refparameter>
|
|
|
|
<refreturn>
|
|
<para>The "combined" URI.</para>
|
|
</refreturn>
|
|
</doc:template>
|
|
|
|
<xsl:template name="uri:resolve-uri">
|
|
<xsl:param name="reference"/>
|
|
<xsl:param name="base"/>
|
|
<xsl:param name="document" select="$base"/>
|
|
|
|
<xsl:variable name="reference-scheme">
|
|
<xsl:call-template name="uri:get-uri-scheme">
|
|
<xsl:with-param name="uri" select="$reference"/>
|
|
</xsl:call-template>
|
|
</xsl:variable>
|
|
|
|
<xsl:variable name="reference-authority">
|
|
<xsl:call-template name="uri:get-uri-authority">
|
|
<xsl:with-param name="uri" select="$reference"/>
|
|
</xsl:call-template>
|
|
</xsl:variable>
|
|
|
|
<xsl:variable name="reference-path">
|
|
<xsl:call-template name="uri:get-uri-path">
|
|
<xsl:with-param name="uri" select="$reference"/>
|
|
</xsl:call-template>
|
|
</xsl:variable>
|
|
|
|
<xsl:variable name="reference-query">
|
|
<xsl:call-template name="uri:get-uri-query">
|
|
<xsl:with-param name="uri" select="$reference"/>
|
|
</xsl:call-template>
|
|
</xsl:variable>
|
|
|
|
<xsl:variable name="reference-fragment">
|
|
<xsl:call-template name="uri:get-uri-fragment">
|
|
<xsl:with-param name="uri" select="$reference"/>
|
|
</xsl:call-template>
|
|
</xsl:variable>
|
|
|
|
<xsl:choose>
|
|
|
|
<xsl:when test="
|
|
not(string-length($reference-scheme)) and
|
|
not(string-length($reference-authority)) and
|
|
not(string-length($reference-path)) and
|
|
not(string-length($reference-query))"
|
|
>
|
|
|
|
<xsl:choose>
|
|
<xsl:when test="contains($document, '?')">
|
|
<xsl:value-of select="substring-before($document, '?')"/>
|
|
</xsl:when>
|
|
<xsl:when test="contains($document, '#')">
|
|
<xsl:value-of select="substring-before($document, '#')"/>
|
|
</xsl:when>
|
|
<xsl:otherwise>
|
|
<xsl:value-of select="$document"/>
|
|
</xsl:otherwise>
|
|
</xsl:choose>
|
|
|
|
<xsl:if test="string-length($reference-fragment)">
|
|
<xsl:value-of select="concat('#', $reference-fragment)"/>
|
|
</xsl:if>
|
|
|
|
</xsl:when>
|
|
|
|
<xsl:when test="string-length($reference-scheme)">
|
|
|
|
<xsl:value-of select="$reference"/>
|
|
|
|
</xsl:when>
|
|
|
|
<xsl:otherwise>
|
|
|
|
<xsl:variable name="base-scheme">
|
|
<xsl:call-template name="uri:get-uri-scheme">
|
|
<xsl:with-param name="uri" select="$base"/>
|
|
</xsl:call-template>
|
|
</xsl:variable>
|
|
|
|
<xsl:variable name="base-authority">
|
|
<xsl:call-template name="uri:get-uri-authority">
|
|
<xsl:with-param name="uri" select="$base"/>
|
|
</xsl:call-template>
|
|
</xsl:variable>
|
|
|
|
<xsl:variable name="base-path">
|
|
<xsl:call-template name="uri:get-uri-path">
|
|
<xsl:with-param name="uri" select="$base"/>
|
|
</xsl:call-template>
|
|
</xsl:variable>
|
|
|
|
<xsl:variable name="base-query">
|
|
<xsl:call-template name="uri:get-uri-query">
|
|
<xsl:with-param name="uri" select="$base"/>
|
|
</xsl:call-template>
|
|
</xsl:variable>
|
|
|
|
<xsl:variable name="base-fragment">
|
|
<xsl:call-template name="uri:get-uri-fragment">
|
|
<xsl:with-param name="uri" select="$base"/>
|
|
</xsl:call-template>
|
|
</xsl:variable>
|
|
|
|
<xsl:variable name="result-authority">
|
|
<xsl:choose>
|
|
<xsl:when test="string-length($reference-authority)">
|
|
<xsl:value-of select="$reference-authority"/>
|
|
</xsl:when>
|
|
<xsl:otherwise>
|
|
<xsl:value-of select="$base-authority"/>
|
|
</xsl:otherwise>
|
|
</xsl:choose>
|
|
</xsl:variable>
|
|
|
|
<xsl:variable name="result-path">
|
|
<xsl:choose>
|
|
<!-- don't normalize absolute paths -->
|
|
<xsl:when test="starts-with($reference-path, '/')">
|
|
<xsl:value-of select="$reference-path" />
|
|
</xsl:when>
|
|
<xsl:otherwise>
|
|
<xsl:call-template name="uri:normalize-path">
|
|
<xsl:with-param name="path">
|
|
<xsl:if test="string-length($reference-authority) = 0 and substring($reference-path, 1, 1) != '/'">
|
|
<xsl:call-template name="uri:get-path-without-file">
|
|
<xsl:with-param name="path-with-file" select="$base-path"/>
|
|
</xsl:call-template>
|
|
<xsl:value-of select="'/'"/>
|
|
</xsl:if>
|
|
<xsl:value-of select="$reference-path"/>
|
|
</xsl:with-param>
|
|
</xsl:call-template>
|
|
</xsl:otherwise>
|
|
</xsl:choose>
|
|
</xsl:variable>
|
|
|
|
<xsl:value-of select="concat($base-scheme, '://', $result-authority, $result-path)"/>
|
|
|
|
<xsl:if test="string-length($reference-query)">
|
|
<xsl:value-of select="concat('?', $reference-query)"/>
|
|
</xsl:if>
|
|
|
|
<xsl:if test="string-length($reference-fragment)">
|
|
<xsl:value-of select="concat('#', $reference-fragment)"/>
|
|
</xsl:if>
|
|
|
|
</xsl:otherwise>
|
|
</xsl:choose>
|
|
|
|
</xsl:template>
|
|
|
|
<xsl:template name="uri:get-path-without-file">
|
|
<xsl:param name="path-with-file" />
|
|
<xsl:param name="path-without-file" />
|
|
|
|
<xsl:choose>
|
|
<xsl:when test="contains($path-with-file, '/')">
|
|
<xsl:call-template name="uri:get-path-without-file">
|
|
<xsl:with-param name="path-with-file" select="substring-after($path-with-file, '/')" />
|
|
<xsl:with-param name="path-without-file">
|
|
<xsl:choose>
|
|
<xsl:when test="$path-without-file">
|
|
<xsl:value-of select="concat($path-without-file, '/', substring-before($path-with-file, '/'))" />
|
|
</xsl:when>
|
|
<xsl:otherwise>
|
|
<xsl:value-of select="substring-before($path-with-file, '/')" />
|
|
</xsl:otherwise>
|
|
</xsl:choose>
|
|
</xsl:with-param>
|
|
</xsl:call-template>
|
|
</xsl:when>
|
|
<xsl:otherwise>
|
|
<xsl:value-of select="$path-without-file" />
|
|
</xsl:otherwise>
|
|
</xsl:choose>
|
|
|
|
</xsl:template>
|
|
|
|
<xsl:template name="uri:normalize-path">
|
|
<xsl:param name="path"/>
|
|
<xsl:param name="result" select="''"/>
|
|
|
|
<xsl:choose>
|
|
<xsl:when test="string-length($path)">
|
|
<xsl:choose>
|
|
<xsl:when test="$path = '/'">
|
|
<xsl:value-of select="concat($result, '/')"/>
|
|
</xsl:when>
|
|
<xsl:when test="$path = '.'">
|
|
<xsl:value-of select="concat($result, '/')"/>
|
|
</xsl:when>
|
|
<xsl:when test="$path = '..'">
|
|
<xsl:call-template name="uri:get-path-without-file">
|
|
<xsl:with-param name="path-with-file" select="$result"/>
|
|
</xsl:call-template>
|
|
<xsl:value-of select="'/'"/>
|
|
</xsl:when>
|
|
<xsl:when test="contains($path, '/')">
|
|
<!-- the current segment -->
|
|
<xsl:variable name="s" select="substring-before($path, '/')"/>
|
|
<!-- the remaining path -->
|
|
<xsl:variable name="p">
|
|
<xsl:choose>
|
|
<xsl:when test="substring-after($path, '/') = ''">
|
|
<xsl:value-of select="'/'"/>
|
|
</xsl:when>
|
|
<xsl:otherwise>
|
|
<xsl:value-of select="substring-after($path, '/')"/>
|
|
</xsl:otherwise>
|
|
</xsl:choose>
|
|
</xsl:variable>
|
|
<xsl:choose>
|
|
<xsl:when test="$s = ''">
|
|
<xsl:call-template name="uri:normalize-path">
|
|
<xsl:with-param name="path" select="$p"/>
|
|
<xsl:with-param name="result" select="$result"/>
|
|
</xsl:call-template>
|
|
</xsl:when>
|
|
<xsl:when test="$s = '.'">
|
|
<xsl:call-template name="uri:normalize-path">
|
|
<xsl:with-param name="path" select="$p"/>
|
|
<xsl:with-param name="result" select="$result"/>
|
|
</xsl:call-template>
|
|
</xsl:when>
|
|
<xsl:when test="$s = '..'">
|
|
<xsl:choose>
|
|
<xsl:when test="string-length($result) and (substring($result, string-length($result) - 2) != '/..')">
|
|
<xsl:call-template name="uri:normalize-path">
|
|
<xsl:with-param name="path" select="$p"/>
|
|
<xsl:with-param name="result">
|
|
<xsl:call-template name="uri:get-path-without-file">
|
|
<xsl:with-param name="path-with-file" select="$result"/>
|
|
</xsl:call-template>
|
|
</xsl:with-param>
|
|
</xsl:call-template>
|
|
</xsl:when>
|
|
<xsl:otherwise>
|
|
<xsl:call-template name="uri:normalize-path">
|
|
<xsl:with-param name="path" select="$p"/>
|
|
<xsl:with-param name="result" select="concat($result, '/..')"/>
|
|
</xsl:call-template>
|
|
</xsl:otherwise>
|
|
</xsl:choose>
|
|
</xsl:when>
|
|
<xsl:otherwise>
|
|
<xsl:call-template name="uri:normalize-path">
|
|
<xsl:with-param name="path" select="$p"/>
|
|
<xsl:with-param name="result" select="concat($result, '/', $s)"/>
|
|
</xsl:call-template>
|
|
</xsl:otherwise>
|
|
</xsl:choose>
|
|
</xsl:when>
|
|
<xsl:otherwise>
|
|
<xsl:value-of select="concat($result, '/', $path)"/>
|
|
</xsl:otherwise>
|
|
</xsl:choose>
|
|
</xsl:when>
|
|
<xsl:otherwise>
|
|
<xsl:value-of select="$result"/>
|
|
</xsl:otherwise>
|
|
</xsl:choose>
|
|
|
|
</xsl:template>
|
|
|
|
</xsl:stylesheet>
|