351 lines
12 KiB
XML
351 lines
12 KiB
XML
<?xml version='1.0'?>
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<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
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xmlns:exsl="http://exslt.org/common"
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exclude-result-prefixes="exsl"
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version='1.0'>
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<!-- ********************************************************************
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$Id: footnote.xsl 9361 2012-05-12 23:39:44Z 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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<!-- This template generates just the footnote marker inline.
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The footnote text is handled in name="process.footnote".
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The footnote marker gets an id of @id, while the
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footnote text gets an id of #ftn.@id. They cross link to each other. -->
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<xsl:template match="footnote">
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<xsl:variable name="href">
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<xsl:text>#ftn.</xsl:text>
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<xsl:call-template name="object.id">
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<xsl:with-param name="conditional" select="0"/>
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</xsl:call-template>
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</xsl:variable>
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<a href="{$href}">
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<xsl:apply-templates select="." mode="class.attribute"/>
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<sup>
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<xsl:apply-templates select="." mode="class.attribute"/>
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<xsl:call-template name="id.attribute">
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<xsl:with-param name="conditional" select="0"/>
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</xsl:call-template>
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<xsl:call-template name="anchor">
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<xsl:with-param name="conditional" select="0"/>
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</xsl:call-template>
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<xsl:text>[</xsl:text>
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<xsl:apply-templates select="." mode="footnote.number"/>
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<xsl:text>]</xsl:text>
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</sup>
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</a>
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</xsl:template>
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<xsl:template match="footnoteref">
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<xsl:variable name="targets" select="key('id',@linkend)"/>
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<xsl:variable name="footnote" select="$targets[1]"/>
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<xsl:if test="not(local-name($footnote) = 'footnote')">
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<xsl:message terminate="yes">
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ERROR: A footnoteref element has a linkend that points to an element that is not a footnote.
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Typically this happens when an id attribute is accidentally applied to the child of a footnote element.
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target element: <xsl:value-of select="local-name($footnote)"/>
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linkend/id: <xsl:value-of select="@linkend"/>
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</xsl:message>
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</xsl:if>
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<xsl:variable name="target.href">
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<xsl:call-template name="href.target">
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<xsl:with-param name="object" select="$footnote"/>
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</xsl:call-template>
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</xsl:variable>
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<xsl:variable name="href">
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<xsl:value-of select="substring-before($target.href, '#')"/>
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<xsl:text>#ftn.</xsl:text>
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<xsl:value-of select="substring-after($target.href, '#')"/>
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</xsl:variable>
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<a href="{$href}">
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<xsl:apply-templates select="." mode="class.attribute"/>
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<xsl:call-template name="id.attribute"/>
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<sup>
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<xsl:apply-templates select="." mode="class.attribute"/>
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<xsl:text>[</xsl:text>
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<xsl:apply-templates select="$footnote" mode="footnote.number"/>
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<xsl:text>]</xsl:text>
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</sup>
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</a>
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</xsl:template>
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<xsl:template match="footnote" mode="footnote.number">
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<xsl:choose>
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<xsl:when test="string-length(@label) != 0">
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<xsl:value-of select="@label"/>
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</xsl:when>
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<xsl:when test="ancestor::table or ancestor::informaltable">
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<xsl:variable name="tfnum">
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<xsl:number level="any" from="table|informaltable" format="1"/>
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</xsl:variable>
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<xsl:choose>
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<xsl:when test="string-length($table.footnote.number.symbols) >= $tfnum">
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<xsl:value-of select="substring($table.footnote.number.symbols, $tfnum, 1)"/>
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</xsl:when>
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<xsl:otherwise>
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<xsl:number level="any" from="table | informaltable"
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format="{$table.footnote.number.format}"/>
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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:variable name="pfoot" select="preceding::footnote[not(@label)]"/>
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<xsl:variable name="ptfoot" select="preceding::table//footnote |
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preceding::informaltable//footnote"/>
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<xsl:variable name="fnum" select="count($pfoot) - count($ptfoot) + 1"/>
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<xsl:choose>
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<xsl:when test="string-length($footnote.number.symbols) >= $fnum">
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<xsl:value-of select="substring($footnote.number.symbols, $fnum, 1)"/>
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</xsl:when>
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<xsl:otherwise>
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<xsl:number value="$fnum" format="{$footnote.number.format}"/>
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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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<!-- ==================================================================== -->
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<xsl:template match="footnote/para[1]|footnote/simpara[1]" priority="2">
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<!-- this only works if the first thing in a footnote is a para, -->
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<!-- which is ok, because it usually is. -->
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<xsl:variable name="href">
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<xsl:text>#</xsl:text>
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<xsl:call-template name="object.id">
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<xsl:with-param name="object" select="ancestor::footnote"/>
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</xsl:call-template>
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</xsl:variable>
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<xsl:call-template name="paragraph">
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<xsl:with-param name="class">
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<xsl:if test="@role and $para.propagates.style != 0">
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<xsl:value-of select="@role"/>
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</xsl:if>
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</xsl:with-param>
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<xsl:with-param name="content">
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<a href="{$href}">
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<xsl:apply-templates select="." mode="class.attribute"/>
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<sup>
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<xsl:apply-templates select="." mode="class.attribute"/>
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<xsl:text>[</xsl:text>
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<xsl:apply-templates select="ancestor::footnote" mode="footnote.number"/>
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<xsl:text>] </xsl:text>
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</sup>
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</a>
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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:template>
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<!-- ==================================================================== -->
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<xsl:template match="*" mode="footnote.body.number">
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<xsl:variable name="name">
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<xsl:text>ftn.</xsl:text>
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<xsl:call-template name="object.id">
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<xsl:with-param name="object" select="ancestor::footnote"/>
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</xsl:call-template>
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</xsl:variable>
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<xsl:variable name="href">
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<xsl:text>#</xsl:text>
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<xsl:call-template name="object.id">
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<xsl:with-param name="object" select="ancestor::footnote"/>
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</xsl:call-template>
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</xsl:variable>
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<xsl:variable name="footnote.mark">
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<a href="{$href}">
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<xsl:apply-templates select="." mode="class.attribute"/>
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<xsl:choose>
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<xsl:when test="$generate.id.attributes = 0">
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<xsl:if test="@id or @xml:id">
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<xsl:attribute name="name">
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<xsl:value-of select="@id|@xml:id"/>
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</xsl:attribute>
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</xsl:if>
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</xsl:when>
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<xsl:otherwise>
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<xsl:call-template name="id.attribute"/>
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</xsl:otherwise>
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</xsl:choose>
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<sup>
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<xsl:text>[</xsl:text>
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<xsl:apply-templates select="ancestor::footnote"
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mode="footnote.number"/>
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<xsl:text>] </xsl:text>
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</sup>
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</a>
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</xsl:variable>
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<xsl:variable name="html">
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<xsl:apply-templates select="."/>
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</xsl:variable>
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<xsl:choose>
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<xsl:when test="$exsl.node.set.available != 0">
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<xsl:variable name="html-nodes" select="exsl:node-set($html)"/>
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<xsl:choose>
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<xsl:when test="$html-nodes//p">
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<xsl:apply-templates select="$html-nodes" mode="insert.html.p">
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<xsl:with-param name="mark" select="$footnote.mark"/>
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</xsl:apply-templates>
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</xsl:when>
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<xsl:otherwise>
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<xsl:apply-templates select="$html-nodes" mode="insert.html.text">
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<xsl:with-param name="mark" select="$footnote.mark"/>
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</xsl:apply-templates>
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</xsl:otherwise>
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</xsl:choose>
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</xsl:when>
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<xsl:otherwise>
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<xsl:copy-of select="$html"/>
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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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<!--
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<xsl:template name="count-element-from">
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<xsl:param name="from" select=".."/>
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<xsl:param name="to" select="."/>
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<xsl:param name="count" select="0"/>
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<xsl:param name="list" select="$from/following::*[local-name(.)=local-name($to)]
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|$from/descendant-or-self::*[local-name(.)=local-name($to)]"/>
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<xsl:choose>
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<xsl:when test="not($list)">
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<xsl:text>-1</xsl:text>
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</xsl:when>
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<xsl:when test="$list[1] = $to">
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<xsl:value-of select="$count + 1"/>
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</xsl:when>
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<xsl:otherwise>
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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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<!-- ==================================================================== -->
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<xsl:template name="process.footnotes">
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<xsl:variable name="footnotes" select=".//footnote"/>
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<xsl:variable name="table.footnotes"
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select=".//table//footnote | .//informaltable//footnote"/>
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<!-- Only bother to do this if there's at least one non-table footnote -->
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<xsl:if test="count($footnotes)>count($table.footnotes)">
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<div class="footnotes">
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<xsl:call-template name="footnotes.attributes"/>
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<br/>
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<hr>
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<xsl:choose>
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<xsl:when test="$make.clean.html != 0">
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<xsl:attribute name="class">footnote-hr</xsl:attribute>
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</xsl:when>
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<xsl:when test="$css.decoration != 0">
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<xsl:attribute name="style">
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<xsl:value-of select="concat('width:100; align:',
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$direction.align.start,
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';')"/>
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</xsl:attribute>
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</xsl:when>
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<xsl:otherwise>
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<xsl:attribute name="width">100</xsl:attribute>
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<xsl:attribute name="align"><xsl:value-of
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select="$direction.align.start"/></xsl:attribute>
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</xsl:otherwise>
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</xsl:choose>
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</hr>
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<xsl:apply-templates select="$footnotes" mode="process.footnote.mode"/>
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</div>
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</xsl:if>
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<xsl:if test="$annotation.support != 0 and //annotation">
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<div class="annotation-list">
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<div class="annotation-nocss">
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<p>The following annotations are from this essay. You are seeing
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them here because your browser doesn’t support the user-interface
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techniques used to make them appear as ‘popups’ on modern browsers.</p>
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</div>
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<xsl:apply-templates select="//annotation"
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mode="annotation-popup"/>
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</div>
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</xsl:if>
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</xsl:template>
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<xsl:template name="footnotes.attributes">
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<!-- customizable for footnotes attributes -->
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</xsl:template>
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<xsl:template name="process.chunk.footnotes">
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<!-- nop -->
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</xsl:template>
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<xsl:template match="footnote" name="process.footnote" mode="process.footnote.mode">
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<xsl:variable name="id">
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<xsl:text>ftn.</xsl:text>
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<xsl:call-template name="object.id">
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<xsl:with-param name="conditional" select="0"/>
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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="local-name(*[1]) = 'para' or local-name(*[1]) = 'simpara'">
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<div id="{$id}">
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<xsl:call-template name="common.html.attributes"/>
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<xsl:apply-templates/>
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</div>
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</xsl:when>
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<xsl:when test="$html.cleanup != 0 and
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$exsl.node.set.available != 0">
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<div id="{$id}">
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<xsl:call-template name="common.html.attributes"/>
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<xsl:call-template name="id.attribute"/>
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<xsl:apply-templates select="*[1]" mode="footnote.body.number"/>
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<xsl:apply-templates select="*[position() > 1]"/>
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</div>
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</xsl:when>
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<xsl:otherwise>
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<xsl:message>
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<xsl:text>Warning: footnote number may not be generated </xsl:text>
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<xsl:text>correctly; </xsl:text>
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<xsl:value-of select="local-name(*[1])"/>
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<xsl:text> unexpected as first child of footnote.</xsl:text>
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</xsl:message>
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<div id="{$id}">
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<xsl:call-template name="common.html.attributes"/>
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<xsl:call-template name="id.attribute"/>
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<xsl:apply-templates/>
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</div>
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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="table//footnote | informaltable//footnote"
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mode="process.footnote.mode">
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</xsl:template>
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<xsl:template match="footnote" mode="table.footnote.mode">
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<xsl:call-template name="process.footnote"/>
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</xsl:template>
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</xsl:stylesheet>
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