PCQRSCANER/venv/Lib/site-packages/lxml/isoschematron/resources/xsl/RNG2Schtrn.xsl
2019-12-22 21:51:47 +01:00

76 lines
3.1 KiB
XML

<?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
2009/12/10 hj: changed Schematron namespace to ISO URI (Holger Joukl)
-->
<xsl:transform version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
xmlns:sch="http://purl.oclc.org/dsdl/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) &lt; 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>