76 lines
3.1 KiB
XML
76 lines
3.1 KiB
XML
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<?xml version="1.0" encoding="UTF-8"?>
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<!--
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Stylesheet for extracting Schematron information from a RELAX-NG schema.
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Based on the stylesheet for extracting Schematron information from W3C XML Schema.
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Created by Eddie Robertsson 2002/06/01
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2009/12/10 hj: changed Schematron namespace to ISO URI (Holger Joukl)
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-->
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<xsl:transform version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
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xmlns:sch="http://purl.oclc.org/dsdl/schematron" xmlns:rng="http://relaxng.org/ns/structure/1.0">
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<!-- Set the output to be XML with an XML declaration and use indentation -->
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<xsl:output method="xml" omit-xml-declaration="no" indent="yes" standalone="yes"/>
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<!-- -->
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<!-- match schema and call recursive template to extract included schemas -->
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<!-- -->
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<xsl:template match="/rng:grammar | /rng:element">
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<!-- call the schema definition template ... -->
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<xsl:call-template name="gatherSchema">
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<!-- ... with current node as the $schemas parameter ... -->
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<xsl:with-param name="schemas" select="."/>
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<!-- ... and any includes in the $include parameter -->
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<xsl:with-param name="includes" select="document(/rng:grammar/rng:include/@href
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| //rng:externalRef/@href)"/>
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</xsl:call-template>
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</xsl:template>
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<!-- -->
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<!-- gather all included schemas into a single parameter variable -->
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<!-- -->
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<xsl:template name="gatherSchema">
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<xsl:param name="schemas"/>
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<xsl:param name="includes"/>
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<xsl:choose>
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<xsl:when test="count($schemas) < count($schemas | $includes)">
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<!-- when $includes includes something new, recurse ... -->
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<xsl:call-template name="gatherSchema">
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<!-- ... with current $includes added to the $schemas parameter ... -->
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<xsl:with-param name="schemas" select="$schemas | $includes"/>
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<!-- ... and any *new* includes in the $include parameter -->
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<xsl:with-param name="includes" select="document($includes/rng:grammar/rng:include/@href
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| $includes//rng:externalRef/@href)"/>
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</xsl:call-template>
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</xsl:when>
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<xsl:otherwise>
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<!-- we have the complete set of included schemas, so now let's output the embedded schematron -->
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<xsl:call-template name="output">
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<xsl:with-param name="schemas" select="$schemas"/>
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</xsl:call-template>
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</xsl:otherwise>
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</xsl:choose>
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</xsl:template>
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<!-- -->
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<!-- output the schematron information -->
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<!-- -->
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<xsl:template name="output">
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<xsl:param name="schemas"/>
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<!-- -->
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<sch:schema>
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<!-- get header-type elements - eg title and especially ns -->
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<!-- title (just one) -->
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<xsl:copy-of select="$schemas//sch:title[1]"/>
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<!-- get remaining schematron schema children -->
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<!-- get non-blank namespace elements, dropping duplicates -->
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<xsl:for-each select="$schemas//sch:ns">
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<xsl:if test="generate-id(.) = generate-id($schemas//sch:ns[@prefix = current()/@prefix][1])">
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<xsl:copy-of select="."/>
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</xsl:if>
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</xsl:for-each>
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<xsl:copy-of select="$schemas//sch:phase"/>
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<xsl:copy-of select="$schemas//sch:pattern"/>
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<sch:diagnostics>
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<xsl:copy-of select="$schemas//sch:diagnostics/*"/>
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</sch:diagnostics>
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</sch:schema>
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</xsl:template>
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<!-- -->
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</xsl:transform>
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