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<?xml version="1.0"?>
<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
xmlns:vuxml="http://www.vuxml.org/apps/vuxml-1"
xmlns:xhtml="http://www.w3.org/1999/xhtml"
exclude-result-prefixes="vuxml xhtml"
>
<xsl:param name="upper" select="'ABCDEF'" />
<xsl:param name="lower" select="'abcdef'" />
<xsl:output
method="xml"
encoding="utf-8"
doctype-system="http://www.vuxml.org/dtd/vuxml-1/vuxml-11.dtd"
doctype-public="-//vuxml.org//DTD VuXML 1.1//EN"
indent="yes"
/>
<!--
All this special care is needed so that we can control the
output of namespace declarations. Using copy/copy-of may
result in more namespace declarations than we wish.
-->
<xsl:template match="/">
<xsl:apply-templates />
</xsl:template>
<!-- Copy processing instructions and comments, too. -->
<xsl:template match="processing-instruction()|comment()">
<xsl:copy>
<xsl:apply-templates />
</xsl:copy>
</xsl:template>
<!--
Set the namespace on the <vuxml> element. Sort the <vuln> elements
in descending order of their <modified> elements (or <entry>, if they
don't have <modified>). Insert an empty line between <vuln> elements.
-->
<xsl:template match="vuxml:vuxml">
<xsl:element name="{name()}">
<xsl:attribute
name="xmlns">http://www.vuxml.org/apps/vuxml-1</xsl:attribute>
<xsl:for-each select="@*">
<xsl:attribute name="{name()}"><xsl:value-of
select="." /></xsl:attribute>
</xsl:for-each>
<xsl:for-each select="vuxml:vuln">
<xsl:sort
order="descending"
select="vuxml:dates/entry/text()" />
<xsl:text disable-output-escaping="yes">   </xsl:text>
<xsl:apply-templates select="." />
<xsl:text disable-output-escaping="yes"> </xsl:text>
</xsl:for-each>
</xsl:element>
</xsl:template>
<!--
Many elements have only text content. Strip extraneous whitespace
from those elements.
-->
<xsl:template match="vuxml:topic|vuxml:name|vuxml:le|vuxml:lt|
vuxml:ge|vuxml:gt|vuxml:eq|vuxml:cvename|vuxml:url|vuxml:bid|
vuxml:certsa|vuxml:certvu|vuxml:uscertsa|vuxml:uscertta|
vuxml:mlist|vuxml:freebsdsa|vuxml:freebsdpr|vuxml:discovery|
vuxml:entry|vuxml:modified">
<xsl:call-template name="normalize-space">
<xsl:with-param name="node" select="." />
</xsl:call-template>
</xsl:template>
<!-- Include a namespace declaration on the <body> element. -->
<xsl:template match="xhtml:body">
<xsl:element name="{name()}">
<xsl:attribute
name="xmlns">http://www.w3.org/1999/xhtml</xsl:attribute>
<xsl:call-template name="copy-attr">
<xsl:with-param name="node" select="." />
</xsl:call-template>
<xsl:apply-templates />
</xsl:element>
</xsl:template>
<!-- Default copy. -->
<xsl:template match="*">
<xsl:element name="{name()}">
<xsl:call-template name="copy-attr">
<xsl:with-param name="node" select="." />
</xsl:call-template>
<xsl:apply-templates />
</xsl:element>
</xsl:template>
<!-- Copy attributes, but fold VuXML IDs (vid) to lower case. -->
<xsl:template name="copy-attr">
<xsl:param name="node" />
<xsl:if test="$node/@vid">
<xsl:attribute name="vid"><xsl:value-of
select="translate(@vid,$upper,$lower)" /></xsl:attribute>
</xsl:if>
<xsl:for-each select="$node/@*[name() != 'vid']">
<xsl:attribute name="{name()}"><xsl:value-of
select="." /></xsl:attribute>
</xsl:for-each>
</xsl:template>
<!-- Strip whitespace from elements with only text -->
<xsl:template name="normalize-space">
<xsl:param name="node" />
<xsl:element name="{name($node)}">
<xsl:call-template name="copy-attr">
<xsl:with-param name="node" select="$node" />
</xsl:call-template>
<xsl:value-of select="normalize-space($node/text())" />
</xsl:element>
</xsl:template>
</xsl:stylesheet>
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