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