465 lines
16 KiB
XML
Vendored
465 lines
16 KiB
XML
Vendored
<?xml version='1.0'?>
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<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
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xmlns:fo="http://www.w3.org/1999/XSL/Format"
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xmlns:sverb="http://nwalsh.com/xslt/ext/com.nwalsh.saxon.Verbatim"
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xmlns:xverb="com.nwalsh.xalan.Verbatim"
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xmlns:lxslt="http://xml.apache.org/xslt"
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xmlns:exsl="http://exslt.org/common"
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exclude-result-prefixes="sverb xverb lxslt exsl"
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version='1.0'>
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<!-- ********************************************************************
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$Id: verbatim.xsl 8344 2009-03-16 06:35:43Z bobstayton $
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********************************************************************
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This file is part of the XSL DocBook Stylesheet distribution.
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See ../README or http://docbook.sf.net/release/xsl/current/ for
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copyright and other information.
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******************************************************************** -->
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<!-- XSLTHL highlighting is turned off by default. See highlighting/README
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for instructions on how to turn on XSLTHL -->
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<xsl:template name="apply-highlighting">
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<xsl:apply-templates/>
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</xsl:template>
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<lxslt:component prefix="xverb"
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functions="numberLines"/>
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<xsl:template match="programlisting|screen|synopsis">
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<xsl:param name="suppress-numbers" select="'0'"/>
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<xsl:variable name="id"><xsl:call-template name="object.id"/></xsl:variable>
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<xsl:variable name="content">
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<xsl:choose>
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<xsl:when test="$suppress-numbers = '0'
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and @linenumbering = 'numbered'
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and $use.extensions != '0'
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and $linenumbering.extension != '0'">
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<xsl:call-template name="number.rtf.lines">
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<xsl:with-param name="rtf">
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<xsl:choose>
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<xsl:when test="$highlight.source != 0">
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<xsl:call-template name="apply-highlighting"/>
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</xsl:when>
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<xsl:otherwise>
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<xsl:apply-templates/>
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</xsl:otherwise>
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</xsl:choose>
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</xsl:with-param>
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</xsl:call-template>
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</xsl:when>
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<xsl:otherwise>
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<xsl:choose>
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<xsl:when test="$highlight.source != 0">
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<xsl:call-template name="apply-highlighting"/>
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</xsl:when>
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<xsl:otherwise>
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<xsl:apply-templates/>
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</xsl:otherwise>
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</xsl:choose>
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</xsl:otherwise>
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</xsl:choose>
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</xsl:variable>
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<xsl:variable name="block.content">
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<xsl:choose>
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<xsl:when test="$shade.verbatim != 0">
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<fo:block id="{$id}"
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xsl:use-attribute-sets="monospace.verbatim.properties shade.verbatim.style">
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<xsl:choose>
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<xsl:when test="$hyphenate.verbatim != 0 and
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$exsl.node.set.available != 0">
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<xsl:apply-templates select="exsl:node-set($content)"
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mode="hyphenate.verbatim"/>
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</xsl:when>
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<xsl:otherwise>
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<xsl:copy-of select="$content"/>
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</xsl:otherwise>
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</xsl:choose>
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</fo:block>
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</xsl:when>
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<xsl:otherwise>
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<fo:block id="{$id}"
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xsl:use-attribute-sets="monospace.verbatim.properties">
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<xsl:choose>
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<xsl:when test="$hyphenate.verbatim != 0 and
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$exsl.node.set.available != 0">
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<xsl:apply-templates select="exsl:node-set($content)"
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mode="hyphenate.verbatim"/>
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</xsl:when>
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<xsl:otherwise>
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<xsl:copy-of select="$content"/>
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</xsl:otherwise>
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</xsl:choose>
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</fo:block>
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</xsl:otherwise>
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</xsl:choose>
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</xsl:variable>
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<xsl:choose>
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<!-- Need a block-container for these features -->
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<xsl:when test="@width != '' or
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(self::programlisting and
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starts-with($writing.mode, 'rl'))">
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<fo:block-container start-indent="0pt" end-indent="0pt">
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<xsl:if test="@width != ''">
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<xsl:attribute name="width">
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<xsl:value-of select="concat(@width, '*', $monospace.verbatim.font.width)"/>
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</xsl:attribute>
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</xsl:if>
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<!-- All known program code is left-to-right -->
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<xsl:if test="self::programlisting and
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starts-with($writing.mode, 'rl')">
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<xsl:attribute name="writing-mode">lr-tb</xsl:attribute>
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</xsl:if>
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<xsl:copy-of select="$block.content"/>
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</fo:block-container>
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</xsl:when>
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<xsl:otherwise>
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<xsl:copy-of select="$block.content"/>
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</xsl:otherwise>
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</xsl:choose>
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</xsl:template>
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<xsl:template match="literallayout">
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<xsl:param name="suppress-numbers" select="'0'"/>
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<xsl:variable name="id"><xsl:call-template name="object.id"/></xsl:variable>
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<xsl:variable name="content">
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<xsl:choose>
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<xsl:when test="$suppress-numbers = '0'
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and @linenumbering = 'numbered'
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and $use.extensions != '0'
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and $linenumbering.extension != '0'">
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<xsl:call-template name="number.rtf.lines">
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<xsl:with-param name="rtf">
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<xsl:apply-templates/>
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</xsl:with-param>
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</xsl:call-template>
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</xsl:when>
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<xsl:otherwise>
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<xsl:apply-templates/>
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</xsl:otherwise>
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</xsl:choose>
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</xsl:variable>
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<xsl:choose>
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<xsl:when test="@class='monospaced'">
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<xsl:choose>
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<xsl:when test="$shade.verbatim != 0">
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<fo:block id="{$id}"
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xsl:use-attribute-sets="monospace.verbatim.properties shade.verbatim.style">
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<xsl:copy-of select="$content"/>
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</fo:block>
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</xsl:when>
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<xsl:otherwise>
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<fo:block id="{$id}"
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xsl:use-attribute-sets="monospace.verbatim.properties">
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<xsl:copy-of select="$content"/>
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</fo:block>
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</xsl:otherwise>
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</xsl:choose>
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</xsl:when>
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<xsl:otherwise>
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<xsl:choose>
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<xsl:when test="$shade.verbatim != 0">
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<fo:block id="{$id}"
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xsl:use-attribute-sets="verbatim.properties shade.verbatim.style">
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<xsl:copy-of select="$content"/>
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</fo:block>
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</xsl:when>
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<xsl:otherwise>
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<fo:block id="{$id}"
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xsl:use-attribute-sets="verbatim.properties">
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<xsl:copy-of select="$content"/>
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</fo:block>
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</xsl:otherwise>
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</xsl:choose>
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</xsl:otherwise>
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</xsl:choose>
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</xsl:template>
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<xsl:template match="address">
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<xsl:param name="suppress-numbers" select="'0'"/>
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<xsl:variable name="content">
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<xsl:choose>
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<xsl:when test="$suppress-numbers = '0'
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and @linenumbering = 'numbered'
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and $use.extensions != '0'
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and $linenumbering.extension != '0'">
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<xsl:call-template name="number.rtf.lines">
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<xsl:with-param name="rtf">
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<xsl:apply-templates/>
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</xsl:with-param>
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</xsl:call-template>
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</xsl:when>
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<xsl:otherwise>
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<xsl:apply-templates/>
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</xsl:otherwise>
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</xsl:choose>
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</xsl:variable>
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<fo:block xsl:use-attribute-sets="verbatim.properties">
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<xsl:copy-of select="$content"/>
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</fo:block>
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</xsl:template>
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<xsl:template name="number.rtf.lines">
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<xsl:param name="rtf" select="''"/>
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<xsl:param name="pi.context" select="."/>
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<!-- Save the global values -->
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<xsl:variable name="global.linenumbering.everyNth"
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select="$linenumbering.everyNth"/>
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<xsl:variable name="global.linenumbering.separator"
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select="$linenumbering.separator"/>
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<xsl:variable name="global.linenumbering.width"
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select="$linenumbering.width"/>
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<!-- Extract the <?dbfo linenumbering.*?> PI values -->
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<xsl:variable name="pi.linenumbering.everyNth">
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<xsl:call-template name="pi.dbfo_linenumbering.everyNth">
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<xsl:with-param name="node" select="$pi.context"/>
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</xsl:call-template>
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</xsl:variable>
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<xsl:variable name="pi.linenumbering.separator">
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<xsl:call-template name="pi.dbfo_linenumbering.separator">
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<xsl:with-param name="node" select="$pi.context"/>
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</xsl:call-template>
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</xsl:variable>
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<xsl:variable name="pi.linenumbering.width">
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<xsl:call-template name="pi.dbfo_linenumbering.width">
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<xsl:with-param name="node" select="$pi.context"/>
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</xsl:call-template>
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</xsl:variable>
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<!-- Construct the 'in-context' values -->
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<xsl:variable name="linenumbering.everyNth">
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<xsl:choose>
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<xsl:when test="$pi.linenumbering.everyNth != ''">
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<xsl:value-of select="$pi.linenumbering.everyNth"/>
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</xsl:when>
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<xsl:otherwise>
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<xsl:value-of select="$global.linenumbering.everyNth"/>
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</xsl:otherwise>
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</xsl:choose>
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</xsl:variable>
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<xsl:variable name="linenumbering.separator">
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<xsl:choose>
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<xsl:when test="$pi.linenumbering.separator != ''">
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<xsl:value-of select="$pi.linenumbering.separator"/>
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</xsl:when>
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<xsl:otherwise>
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<xsl:value-of select="$global.linenumbering.separator"/>
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</xsl:otherwise>
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</xsl:choose>
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</xsl:variable>
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<xsl:variable name="linenumbering.width">
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<xsl:choose>
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<xsl:when test="$pi.linenumbering.width != ''">
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<xsl:value-of select="$pi.linenumbering.width"/>
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</xsl:when>
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<xsl:otherwise>
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<xsl:value-of select="$global.linenumbering.width"/>
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</xsl:otherwise>
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</xsl:choose>
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</xsl:variable>
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<xsl:variable name="linenumbering.startinglinenumber">
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<xsl:choose>
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<xsl:when test="$pi.context/@startinglinenumber">
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<xsl:value-of select="$pi.context/@startinglinenumber"/>
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</xsl:when>
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<xsl:when test="$pi.context/@continuation='continues'">
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<xsl:variable name="lastLine">
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<xsl:choose>
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<xsl:when test="$pi.context/self::programlisting">
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<xsl:call-template name="lastLineNumber">
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<xsl:with-param name="listings"
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select="preceding::programlisting[@linenumbering='numbered']"/>
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</xsl:call-template>
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</xsl:when>
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<xsl:when test="$pi.context/self::screen">
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<xsl:call-template name="lastLineNumber">
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<xsl:with-param name="listings"
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select="preceding::screen[@linenumbering='numbered']"/>
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</xsl:call-template>
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</xsl:when>
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<xsl:when test="$pi.context/self::literallayout">
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<xsl:call-template name="lastLineNumber">
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<xsl:with-param name="listings"
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select="preceding::literallayout[@linenumbering='numbered']"/>
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</xsl:call-template>
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</xsl:when>
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<xsl:when test="$pi.context/self::address">
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<xsl:call-template name="lastLineNumber">
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<xsl:with-param name="listings"
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select="preceding::address[@linenumbering='numbered']"/>
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</xsl:call-template>
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</xsl:when>
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<xsl:when test="$pi.context/self::synopsis">
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<xsl:call-template name="lastLineNumber">
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<xsl:with-param name="listings"
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select="preceding::synopsis[@linenumbering='numbered']"/>
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</xsl:call-template>
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</xsl:when>
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<xsl:otherwise>
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<xsl:message>
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<xsl:text>Unexpected verbatim environment: </xsl:text>
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<xsl:value-of select="local-name(.)"/>
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</xsl:message>
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<xsl:value-of select="0"/>
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</xsl:otherwise>
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</xsl:choose>
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</xsl:variable>
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<xsl:value-of select="$lastLine + 1"/>
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</xsl:when>
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<xsl:otherwise>1</xsl:otherwise>
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</xsl:choose>
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</xsl:variable>
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<xsl:choose>
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<xsl:when test="function-available('sverb:numberLines')">
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<xsl:copy-of select="sverb:numberLines($rtf)"/>
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</xsl:when>
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<xsl:when test="function-available('xverb:numberLines')">
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<xsl:copy-of select="xverb:numberLines($rtf)"/>
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</xsl:when>
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<xsl:otherwise>
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<xsl:message terminate="yes">
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<xsl:text>No numberLines function available.</xsl:text>
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</xsl:message>
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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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<xsl:template name="lastLineNumber">
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<xsl:param name="listings"/>
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<xsl:param name="number" select="0"/>
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<xsl:variable name="lines">
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<xsl:call-template name="countLines">
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<xsl:with-param name="listing" select="string($listings[1])"/>
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</xsl:call-template>
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</xsl:variable>
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<xsl:choose>
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<xsl:when test="not($listings)">
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<xsl:value-of select="$number"/>
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</xsl:when>
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<xsl:when test="$listings[1]/@startinglinenumber">
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<xsl:value-of select="$number + $listings[1]/@startinglinenumber + $lines - 1"/>
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</xsl:when>
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<xsl:when test="$listings[1]/@continuation='continues'">
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<xsl:call-template name="lastLineNumber">
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<xsl:with-param name="listings" select="listings[position() > 1]"/>
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<xsl:with-param name="number" select="$number + $lines"/>
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</xsl:call-template>
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</xsl:when>
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<xsl:otherwise>
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<xsl:value-of select="$lines"/>
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</xsl:otherwise>
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</xsl:choose>
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</xsl:template>
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<xsl:template name="countLines">
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<xsl:param name="listing"/>
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<xsl:param name="count" select="1"/>
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<xsl:choose>
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<xsl:when test="contains($listing, ' ')">
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<xsl:call-template name="countLines">
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<xsl:with-param name="listing" select="substring-after($listing, ' ')"/>
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<xsl:with-param name="count" select="$count + 1"/>
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</xsl:call-template>
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</xsl:when>
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<xsl:otherwise>
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<xsl:value-of select="$count"/>
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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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<xsl:template match="node()|@*" mode="hyphenate.verbatim">
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<xsl:copy>
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<xsl:copy-of select="@*"/>
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<xsl:apply-templates mode="hyphenate.verbatim"/>
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</xsl:copy>
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</xsl:template>
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<xsl:template match="text()" mode="hyphenate.verbatim" priority="2">
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<xsl:call-template name="hyphenate.verbatim.block">
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<xsl:with-param name="content" select="."/>
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</xsl:call-template>
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</xsl:template>
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<xsl:template name="hyphenate.verbatim.block">
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<xsl:param name="content" select="''"/>
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<xsl:param name="count" select="1"/>
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<!-- recurse on lines first to keep recursion depth reasonable -->
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<xsl:choose>
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<xsl:when test="contains($content, '
')">
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<xsl:variable name="line" select="substring-before($content, '
')"/>
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<xsl:variable name="rest" select="substring-after($content, '
')"/>
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<xsl:call-template name="hyphenate.verbatim">
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<xsl:with-param name="content" select="concat($line, '
')"/>
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</xsl:call-template>
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<xsl:call-template name="hyphenate.verbatim.block">
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<xsl:with-param name="content" select="$rest"/>
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<xsl:with-param name="count" select="$count + 1"/>
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</xsl:call-template>
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</xsl:when>
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<xsl:otherwise>
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<xsl:call-template name="hyphenate.verbatim">
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<xsl:with-param name="content" select="$content"/>
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</xsl:call-template>
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</xsl:otherwise>
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</xsl:choose>
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</xsl:template>
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<xsl:template name="hyphenate.verbatim">
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<xsl:param name="content"/>
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<xsl:variable name="head" select="substring($content, 1, 1)"/>
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<xsl:variable name="tail" select="substring($content, 2)"/>
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<xsl:choose>
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<!-- Place soft-hyphen after space or non-breakable space. -->
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<xsl:when test="$head = ' ' or $head = ' '">
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<xsl:text> </xsl:text>
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<xsl:text>­</xsl:text>
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</xsl:when>
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<xsl:when test="$hyphenate.verbatim.characters != '' and
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translate($head, $hyphenate.verbatim.characters, '') = '' and not($tail = '')">
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<xsl:value-of select="$head"/>
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<xsl:text>­</xsl:text>
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</xsl:when>
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<xsl:otherwise>
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<xsl:value-of select="$head"/>
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</xsl:otherwise>
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</xsl:choose>
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<xsl:if test="$tail">
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<xsl:call-template name="hyphenate.verbatim">
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<xsl:with-param name="content" select="$tail"/>
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</xsl:call-template>
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</xsl:if>
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</xsl:template>
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</xsl:stylesheet>
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