mapnik/scons/scons-local-4.1.0/SCons/Tool/docbook/docbook-xsl-1.76.1/fo/verbatim.xsl
2021-03-05 10:18:26 +00:00

465 lines
16 KiB
XML

<?xml version='1.0'?>
<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
xmlns:fo="http://www.w3.org/1999/XSL/Format"
xmlns:sverb="http://nwalsh.com/xslt/ext/com.nwalsh.saxon.Verbatim"
xmlns:xverb="com.nwalsh.xalan.Verbatim"
xmlns:lxslt="http://xml.apache.org/xslt"
xmlns:exsl="http://exslt.org/common"
exclude-result-prefixes="sverb xverb lxslt exsl"
version='1.0'>
<!-- ********************************************************************
$Id: verbatim.xsl 8344 2009-03-16 06:35:43Z bobstayton $
********************************************************************
This file is part of the XSL DocBook Stylesheet distribution.
See ../README or http://docbook.sf.net/release/xsl/current/ for
copyright and other information.
******************************************************************** -->
<!-- XSLTHL highlighting is turned off by default. See highlighting/README
for instructions on how to turn on XSLTHL -->
<xsl:template name="apply-highlighting">
<xsl:apply-templates/>
</xsl:template>
<lxslt:component prefix="xverb"
functions="numberLines"/>
<xsl:template match="programlisting|screen|synopsis">
<xsl:param name="suppress-numbers" select="'0'"/>
<xsl:variable name="id"><xsl:call-template name="object.id"/></xsl:variable>
<xsl:variable name="content">
<xsl:choose>
<xsl:when test="$suppress-numbers = '0'
and @linenumbering = 'numbered'
and $use.extensions != '0'
and $linenumbering.extension != '0'">
<xsl:call-template name="number.rtf.lines">
<xsl:with-param name="rtf">
<xsl:choose>
<xsl:when test="$highlight.source != 0">
<xsl:call-template name="apply-highlighting"/>
</xsl:when>
<xsl:otherwise>
<xsl:apply-templates/>
</xsl:otherwise>
</xsl:choose>
</xsl:with-param>
</xsl:call-template>
</xsl:when>
<xsl:otherwise>
<xsl:choose>
<xsl:when test="$highlight.source != 0">
<xsl:call-template name="apply-highlighting"/>
</xsl:when>
<xsl:otherwise>
<xsl:apply-templates/>
</xsl:otherwise>
</xsl:choose>
</xsl:otherwise>
</xsl:choose>
</xsl:variable>
<xsl:variable name="block.content">
<xsl:choose>
<xsl:when test="$shade.verbatim != 0">
<fo:block id="{$id}"
xsl:use-attribute-sets="monospace.verbatim.properties shade.verbatim.style">
<xsl:choose>
<xsl:when test="$hyphenate.verbatim != 0 and
$exsl.node.set.available != 0">
<xsl:apply-templates select="exsl:node-set($content)"
mode="hyphenate.verbatim"/>
</xsl:when>
<xsl:otherwise>
<xsl:copy-of select="$content"/>
</xsl:otherwise>
</xsl:choose>
</fo:block>
</xsl:when>
<xsl:otherwise>
<fo:block id="{$id}"
xsl:use-attribute-sets="monospace.verbatim.properties">
<xsl:choose>
<xsl:when test="$hyphenate.verbatim != 0 and
$exsl.node.set.available != 0">
<xsl:apply-templates select="exsl:node-set($content)"
mode="hyphenate.verbatim"/>
</xsl:when>
<xsl:otherwise>
<xsl:copy-of select="$content"/>
</xsl:otherwise>
</xsl:choose>
</fo:block>
</xsl:otherwise>
</xsl:choose>
</xsl:variable>
<xsl:choose>
<!-- Need a block-container for these features -->
<xsl:when test="@width != '' or
(self::programlisting and
starts-with($writing.mode, 'rl'))">
<fo:block-container start-indent="0pt" end-indent="0pt">
<xsl:if test="@width != ''">
<xsl:attribute name="width">
<xsl:value-of select="concat(@width, '*', $monospace.verbatim.font.width)"/>
</xsl:attribute>
</xsl:if>
<!-- All known program code is left-to-right -->
<xsl:if test="self::programlisting and
starts-with($writing.mode, 'rl')">
<xsl:attribute name="writing-mode">lr-tb</xsl:attribute>
</xsl:if>
<xsl:copy-of select="$block.content"/>
</fo:block-container>
</xsl:when>
<xsl:otherwise>
<xsl:copy-of select="$block.content"/>
</xsl:otherwise>
</xsl:choose>
</xsl:template>
<xsl:template match="literallayout">
<xsl:param name="suppress-numbers" select="'0'"/>
<xsl:variable name="id"><xsl:call-template name="object.id"/></xsl:variable>
<xsl:variable name="content">
<xsl:choose>
<xsl:when test="$suppress-numbers = '0'
and @linenumbering = 'numbered'
and $use.extensions != '0'
and $linenumbering.extension != '0'">
<xsl:call-template name="number.rtf.lines">
<xsl:with-param name="rtf">
<xsl:apply-templates/>
</xsl:with-param>
</xsl:call-template>
</xsl:when>
<xsl:otherwise>
<xsl:apply-templates/>
</xsl:otherwise>
</xsl:choose>
</xsl:variable>
<xsl:choose>
<xsl:when test="@class='monospaced'">
<xsl:choose>
<xsl:when test="$shade.verbatim != 0">
<fo:block id="{$id}"
xsl:use-attribute-sets="monospace.verbatim.properties shade.verbatim.style">
<xsl:copy-of select="$content"/>
</fo:block>
</xsl:when>
<xsl:otherwise>
<fo:block id="{$id}"
xsl:use-attribute-sets="monospace.verbatim.properties">
<xsl:copy-of select="$content"/>
</fo:block>
</xsl:otherwise>
</xsl:choose>
</xsl:when>
<xsl:otherwise>
<xsl:choose>
<xsl:when test="$shade.verbatim != 0">
<fo:block id="{$id}"
xsl:use-attribute-sets="verbatim.properties shade.verbatim.style">
<xsl:copy-of select="$content"/>
</fo:block>
</xsl:when>
<xsl:otherwise>
<fo:block id="{$id}"
xsl:use-attribute-sets="verbatim.properties">
<xsl:copy-of select="$content"/>
</fo:block>
</xsl:otherwise>
</xsl:choose>
</xsl:otherwise>
</xsl:choose>
</xsl:template>
<xsl:template match="address">
<xsl:param name="suppress-numbers" select="'0'"/>
<xsl:variable name="content">
<xsl:choose>
<xsl:when test="$suppress-numbers = '0'
and @linenumbering = 'numbered'
and $use.extensions != '0'
and $linenumbering.extension != '0'">
<xsl:call-template name="number.rtf.lines">
<xsl:with-param name="rtf">
<xsl:apply-templates/>
</xsl:with-param>
</xsl:call-template>
</xsl:when>
<xsl:otherwise>
<xsl:apply-templates/>
</xsl:otherwise>
</xsl:choose>
</xsl:variable>
<fo:block xsl:use-attribute-sets="verbatim.properties">
<xsl:copy-of select="$content"/>
</fo:block>
</xsl:template>
<xsl:template name="number.rtf.lines">
<xsl:param name="rtf" select="''"/>
<xsl:param name="pi.context" select="."/>
<!-- Save the global values -->
<xsl:variable name="global.linenumbering.everyNth"
select="$linenumbering.everyNth"/>
<xsl:variable name="global.linenumbering.separator"
select="$linenumbering.separator"/>
<xsl:variable name="global.linenumbering.width"
select="$linenumbering.width"/>
<!-- Extract the <?dbfo linenumbering.*?> PI values -->
<xsl:variable name="pi.linenumbering.everyNth">
<xsl:call-template name="pi.dbfo_linenumbering.everyNth">
<xsl:with-param name="node" select="$pi.context"/>
</xsl:call-template>
</xsl:variable>
<xsl:variable name="pi.linenumbering.separator">
<xsl:call-template name="pi.dbfo_linenumbering.separator">
<xsl:with-param name="node" select="$pi.context"/>
</xsl:call-template>
</xsl:variable>
<xsl:variable name="pi.linenumbering.width">
<xsl:call-template name="pi.dbfo_linenumbering.width">
<xsl:with-param name="node" select="$pi.context"/>
</xsl:call-template>
</xsl:variable>
<!-- Construct the 'in-context' values -->
<xsl:variable name="linenumbering.everyNth">
<xsl:choose>
<xsl:when test="$pi.linenumbering.everyNth != ''">
<xsl:value-of select="$pi.linenumbering.everyNth"/>
</xsl:when>
<xsl:otherwise>
<xsl:value-of select="$global.linenumbering.everyNth"/>
</xsl:otherwise>
</xsl:choose>
</xsl:variable>
<xsl:variable name="linenumbering.separator">
<xsl:choose>
<xsl:when test="$pi.linenumbering.separator != ''">
<xsl:value-of select="$pi.linenumbering.separator"/>
</xsl:when>
<xsl:otherwise>
<xsl:value-of select="$global.linenumbering.separator"/>
</xsl:otherwise>
</xsl:choose>
</xsl:variable>
<xsl:variable name="linenumbering.width">
<xsl:choose>
<xsl:when test="$pi.linenumbering.width != ''">
<xsl:value-of select="$pi.linenumbering.width"/>
</xsl:when>
<xsl:otherwise>
<xsl:value-of select="$global.linenumbering.width"/>
</xsl:otherwise>
</xsl:choose>
</xsl:variable>
<xsl:variable name="linenumbering.startinglinenumber">
<xsl:choose>
<xsl:when test="$pi.context/@startinglinenumber">
<xsl:value-of select="$pi.context/@startinglinenumber"/>
</xsl:when>
<xsl:when test="$pi.context/@continuation='continues'">
<xsl:variable name="lastLine">
<xsl:choose>
<xsl:when test="$pi.context/self::programlisting">
<xsl:call-template name="lastLineNumber">
<xsl:with-param name="listings"
select="preceding::programlisting[@linenumbering='numbered']"/>
</xsl:call-template>
</xsl:when>
<xsl:when test="$pi.context/self::screen">
<xsl:call-template name="lastLineNumber">
<xsl:with-param name="listings"
select="preceding::screen[@linenumbering='numbered']"/>
</xsl:call-template>
</xsl:when>
<xsl:when test="$pi.context/self::literallayout">
<xsl:call-template name="lastLineNumber">
<xsl:with-param name="listings"
select="preceding::literallayout[@linenumbering='numbered']"/>
</xsl:call-template>
</xsl:when>
<xsl:when test="$pi.context/self::address">
<xsl:call-template name="lastLineNumber">
<xsl:with-param name="listings"
select="preceding::address[@linenumbering='numbered']"/>
</xsl:call-template>
</xsl:when>
<xsl:when test="$pi.context/self::synopsis">
<xsl:call-template name="lastLineNumber">
<xsl:with-param name="listings"
select="preceding::synopsis[@linenumbering='numbered']"/>
</xsl:call-template>
</xsl:when>
<xsl:otherwise>
<xsl:message>
<xsl:text>Unexpected verbatim environment: </xsl:text>
<xsl:value-of select="local-name(.)"/>
</xsl:message>
<xsl:value-of select="0"/>
</xsl:otherwise>
</xsl:choose>
</xsl:variable>
<xsl:value-of select="$lastLine + 1"/>
</xsl:when>
<xsl:otherwise>1</xsl:otherwise>
</xsl:choose>
</xsl:variable>
<xsl:choose>
<xsl:when test="function-available('sverb:numberLines')">
<xsl:copy-of select="sverb:numberLines($rtf)"/>
</xsl:when>
<xsl:when test="function-available('xverb:numberLines')">
<xsl:copy-of select="xverb:numberLines($rtf)"/>
</xsl:when>
<xsl:otherwise>
<xsl:message terminate="yes">
<xsl:text>No numberLines function available.</xsl:text>
</xsl:message>
</xsl:otherwise>
</xsl:choose>
</xsl:template>
<!-- ======================================================================== -->
<xsl:template name="lastLineNumber">
<xsl:param name="listings"/>
<xsl:param name="number" select="0"/>
<xsl:variable name="lines">
<xsl:call-template name="countLines">
<xsl:with-param name="listing" select="string($listings[1])"/>
</xsl:call-template>
</xsl:variable>
<xsl:choose>
<xsl:when test="not($listings)">
<xsl:value-of select="$number"/>
</xsl:when>
<xsl:when test="$listings[1]/@startinglinenumber">
<xsl:value-of select="$number + $listings[1]/@startinglinenumber + $lines - 1"/>
</xsl:when>
<xsl:when test="$listings[1]/@continuation='continues'">
<xsl:call-template name="lastLineNumber">
<xsl:with-param name="listings" select="listings[position() &gt; 1]"/>
<xsl:with-param name="number" select="$number + $lines"/>
</xsl:call-template>
</xsl:when>
<xsl:otherwise>
<xsl:value-of select="$lines"/>
</xsl:otherwise>
</xsl:choose>
</xsl:template>
<xsl:template name="countLines">
<xsl:param name="listing"/>
<xsl:param name="count" select="1"/>
<xsl:choose>
<xsl:when test="contains($listing, '&#10;')">
<xsl:call-template name="countLines">
<xsl:with-param name="listing" select="substring-after($listing, '&#10;')"/>
<xsl:with-param name="count" select="$count + 1"/>
</xsl:call-template>
</xsl:when>
<xsl:otherwise>
<xsl:value-of select="$count"/>
</xsl:otherwise>
</xsl:choose>
</xsl:template>
<!-- ======================================================================== -->
<xsl:template match="node()|@*" mode="hyphenate.verbatim">
<xsl:copy>
<xsl:copy-of select="@*"/>
<xsl:apply-templates mode="hyphenate.verbatim"/>
</xsl:copy>
</xsl:template>
<xsl:template match="text()" mode="hyphenate.verbatim" priority="2">
<xsl:call-template name="hyphenate.verbatim.block">
<xsl:with-param name="content" select="."/>
</xsl:call-template>
</xsl:template>
<xsl:template name="hyphenate.verbatim.block">
<xsl:param name="content" select="''"/>
<xsl:param name="count" select="1"/>
<!-- recurse on lines first to keep recursion depth reasonable -->
<xsl:choose>
<xsl:when test="contains($content, '&#xA;')">
<xsl:variable name="line" select="substring-before($content, '&#xA;')"/>
<xsl:variable name="rest" select="substring-after($content, '&#xA;')"/>
<xsl:call-template name="hyphenate.verbatim">
<xsl:with-param name="content" select="concat($line, '&#xA;')"/>
</xsl:call-template>
<xsl:call-template name="hyphenate.verbatim.block">
<xsl:with-param name="content" select="$rest"/>
<xsl:with-param name="count" select="$count + 1"/>
</xsl:call-template>
</xsl:when>
<xsl:otherwise>
<xsl:call-template name="hyphenate.verbatim">
<xsl:with-param name="content" select="$content"/>
</xsl:call-template>
</xsl:otherwise>
</xsl:choose>
</xsl:template>
<xsl:template name="hyphenate.verbatim">
<xsl:param name="content"/>
<xsl:variable name="head" select="substring($content, 1, 1)"/>
<xsl:variable name="tail" select="substring($content, 2)"/>
<xsl:choose>
<!-- Place soft-hyphen after space or non-breakable space. -->
<xsl:when test="$head = ' ' or $head = '&#160;'">
<xsl:text>&#160;</xsl:text>
<xsl:text>&#x00AD;</xsl:text>
</xsl:when>
<xsl:when test="$hyphenate.verbatim.characters != '' and
translate($head, $hyphenate.verbatim.characters, '') = '' and not($tail = '')">
<xsl:value-of select="$head"/>
<xsl:text>&#x00AD;</xsl:text>
</xsl:when>
<xsl:otherwise>
<xsl:value-of select="$head"/>
</xsl:otherwise>
</xsl:choose>
<xsl:if test="$tail">
<xsl:call-template name="hyphenate.verbatim">
<xsl:with-param name="content" select="$tail"/>
</xsl:call-template>
</xsl:if>
</xsl:template>
</xsl:stylesheet>