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-rw-r--r--kdoctools/docbook/xsl/common/olink.xsl1065
1 files changed, 1065 insertions, 0 deletions
diff --git a/kdoctools/docbook/xsl/common/olink.xsl b/kdoctools/docbook/xsl/common/olink.xsl
new file mode 100644
index 000000000..22dae4e1c
--- /dev/null
+++ b/kdoctools/docbook/xsl/common/olink.xsl
@@ -0,0 +1,1065 @@
+<?xml version="1.0"?>
+<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+ version="1.0">
+
+<!-- Create keys for quickly looking up olink targets -->
+<xsl:key name="targetdoc-key" match="document" use="@targetdoc" />
+<xsl:key name="targetptr-key" match="div|obj"
+ use="concat(ancestor::document/@targetdoc, '/',
+ @targetptr, '/', ancestor::document/@lang)" />
+
+<!-- Return filename of database -->
+<xsl:template name="select.target.database">
+ <xsl:param name="targetdoc.att" select="''"/>
+ <xsl:param name="targetptr.att" select="''"/>
+ <xsl:param name="olink.lang" select="''"/>
+
+ <!-- This selection can be customized if needed -->
+ <xsl:variable name="target.database.filename"
+ select="$target.database.document"/>
+
+ <xsl:variable name="target.database"
+ select="document($target.database.filename,/)"/>
+
+ <xsl:choose>
+ <!-- Was the database document parameter not set? -->
+ <xsl:when test="$target.database.document = ''">
+ <xsl:message>
+ <xsl:text>Olinks not processed: must specify a </xsl:text>
+ <xsl:text>$target.database.document parameter&#10;</xsl:text>
+ <xsl:text>when using olinks with targetdoc </xsl:text>
+ <xsl:text>and targetptr attributes.</xsl:text>
+ </xsl:message>
+ </xsl:when>
+ <!-- Did it not open? Should be a targetset element -->
+ <xsl:when test="not($target.database/*)">
+ <xsl:message>
+ <xsl:text>Olink error: could not open target database '</xsl:text>
+ <xsl:value-of select="$target.database.filename"/>
+ <xsl:text>'.</xsl:text>
+ </xsl:message>
+ </xsl:when>
+ <xsl:otherwise>
+ <xsl:value-of select="$target.database.filename"/>
+ </xsl:otherwise>
+ </xsl:choose>
+</xsl:template>
+
+<xsl:template name="select.olink.key">
+ <xsl:param name="targetdoc.att" select="''"/>
+ <xsl:param name="targetptr.att" select="''"/>
+ <xsl:param name="olink.lang" select="''"/>
+ <xsl:param name="target.database"/>
+
+ <xsl:if test="$target.database/*">
+ <xsl:variable name="olink.fallback.sequence">
+ <xsl:call-template name="select.olink.lang.fallback">
+ <xsl:with-param name="olink.lang" select="$olink.lang"/>
+ </xsl:call-template>
+ </xsl:variable>
+
+ <!-- Recurse through the languages until you find a match -->
+ <xsl:call-template name="select.olink.key.in.lang">
+ <xsl:with-param name="targetdoc.att" select="$targetdoc.att"/>
+ <xsl:with-param name="targetptr.att" select="$targetptr.att"/>
+ <xsl:with-param name="olink.lang" select="$olink.lang"/>
+ <xsl:with-param name="target.database" select="$target.database"/>
+ <xsl:with-param name="fallback.index" select="1"/>
+ <xsl:with-param name="olink.fallback.sequence"
+ select="$olink.fallback.sequence"/>
+ </xsl:call-template>
+ </xsl:if>
+
+</xsl:template>
+
+<!-- Locate olink key in a particular language -->
+<xsl:template name="select.olink.key.in.lang">
+ <xsl:param name="targetdoc.att" select="''"/>
+ <xsl:param name="targetptr.att" select="''"/>
+ <xsl:param name="olink.lang" select="''"/>
+ <xsl:param name="target.database"/>
+ <xsl:param name="fallback.index" select="1"/>
+ <xsl:param name="olink.fallback.sequence" select="''"/>
+
+ <xsl:variable name="target.lang">
+ <xsl:call-template name="select.target.lang">
+ <xsl:with-param name="fallback.index" select="$fallback.index"/>
+ <xsl:with-param name="olink.fallback.sequence"
+ select="$olink.fallback.sequence"/>
+ </xsl:call-template>
+ </xsl:variable>
+
+ <xsl:if test="$olink.debug != 0">
+ <xsl:message><xsl:text>Olink debug: cases for targetdoc='</xsl:text>
+ <xsl:value-of select="$targetdoc.att"/>
+ <xsl:text>' and targetptr='</xsl:text>
+ <xsl:value-of select="$targetptr.att"/>
+ <xsl:text>' in language '</xsl:text>
+ <xsl:value-of select="$target.lang"/>
+ <xsl:text>'.</xsl:text>
+ </xsl:message>
+ </xsl:if>
+
+ <!-- Customize these cases if you want different selection logic -->
+ <xsl:variable name="CaseA">
+ <!-- targetdoc.att = not blank
+ targetptr.att = not blank
+ -->
+ <xsl:if test="$targetdoc.att != '' and
+ $targetptr.att != ''">
+ <xsl:for-each select="$target.database">
+ <xsl:variable name="key"
+ select="concat($targetdoc.att, '/',
+ $targetptr.att, '/',
+ $target.lang)"/>
+ <xsl:choose>
+ <xsl:when test="key('targetptr-key', $key)/@href != ''">
+ <xsl:value-of select="$key"/>
+ <xsl:if test="$olink.debug != 0">
+ <xsl:message>Olink debug: CaseA matched.</xsl:message>
+ </xsl:if>
+ </xsl:when>
+ <xsl:when test="$olink.debug != 0">
+ <xsl:message>Olink debug: CaseA NOT matched</xsl:message>
+ </xsl:when>
+ </xsl:choose>
+ </xsl:for-each>
+ </xsl:if>
+ </xsl:variable>
+
+ <xsl:variable name="CaseB">
+ <!-- targetdoc.att = not blank
+ targetptr.att = not blank
+ prefer.internal.olink = not zero
+ current.docid = not blank
+ -->
+ <xsl:if test="$targetdoc.att != '' and
+ $targetptr.att != '' and
+ $current.docid != '' and
+ $prefer.internal.olink != 0">
+ <xsl:for-each select="$target.database">
+ <xsl:variable name="key"
+ select="concat($current.docid, '/',
+ $targetptr.att, '/',
+ $target.lang)"/>
+ <xsl:choose>
+ <xsl:when test="key('targetptr-key', $key)/@href != ''">
+ <xsl:value-of select="$key"/>
+ <xsl:if test="$olink.debug != 0">
+ <xsl:message>Olink debug: CaseB matched.</xsl:message>
+ </xsl:if>
+ </xsl:when>
+ <xsl:when test="$olink.debug != 0">
+ <xsl:message>Olink debug: CaseB NOT matched</xsl:message>
+ </xsl:when>
+ </xsl:choose>
+ </xsl:for-each>
+ </xsl:if>
+ </xsl:variable>
+
+ <xsl:variable name="CaseC">
+ <!-- targetdoc.att = blank
+ targetptr.att = not blank
+ current.docid = not blank
+ -->
+ <xsl:if test="string-length($targetdoc.att) = 0 and
+ $targetptr.att != '' and
+ $current.docid != ''">
+ <!-- Must use a for-each to change context for keys to work -->
+ <xsl:for-each select="$target.database">
+ <xsl:variable name="key"
+ select="concat($current.docid, '/',
+ $targetptr.att, '/',
+ $target.lang)"/>
+ <xsl:choose>
+ <xsl:when test="key('targetptr-key', $key)/@href != ''">
+ <xsl:value-of select="$key"/>
+ <xsl:if test="$olink.debug != 0">
+ <xsl:message>Olink debug: CaseC matched.</xsl:message>
+ </xsl:if>
+ </xsl:when>
+ <xsl:when test="$olink.debug != 0">
+ <xsl:message>Olink debug: CaseC NOT matched.</xsl:message>
+ </xsl:when>
+ </xsl:choose>
+ </xsl:for-each>
+ </xsl:if>
+ </xsl:variable>
+
+ <xsl:variable name="CaseD">
+ <!-- targetdoc.att = blank
+ targetptr.att = not blank
+ current.docid = blank
+ -->
+ <!-- This is possible if only one document in the database -->
+ <xsl:if test="string-length($targetdoc.att) = 0 and
+ $targetptr.att != '' and
+ string-length($current.docid) = 0 and
+ count($target.database//document) = 1">
+ <xsl:for-each select="$target.database">
+ <xsl:variable name="key"
+ select="concat(.//document/@targetdoc, '/',
+ $targetptr.att, '/',
+ $target.lang)"/>
+ <xsl:choose>
+ <xsl:when test="key('targetptr-key', $key)/@href != ''">
+ <xsl:value-of select="$key"/>
+ <xsl:if test="$olink.debug != 0">
+ <xsl:message>Olink debug: CaseD matched.</xsl:message>
+ </xsl:if>
+ </xsl:when>
+ <xsl:when test="$olink.debug != 0">
+ <xsl:message>Olink debug: CaseD NOT matched</xsl:message>
+ </xsl:when>
+ </xsl:choose>
+ </xsl:for-each>
+ </xsl:if>
+ </xsl:variable>
+
+ <xsl:variable name="CaseE">
+ <!-- targetdoc.att = not blank
+ targetptr.att = blank
+ -->
+ <xsl:if test="$targetdoc.att != '' and
+ string-length($targetptr.att) = 0">
+
+ <!-- Try the document's root element id -->
+ <xsl:variable name="rootid">
+ <xsl:choose>
+ <xsl:when test="$target.lang != ''">
+ <xsl:value-of select="$target.database//document[@targetdoc = $targetdoc.att and @lang = $target.lang]/*[1]/@targetptr"/>
+ </xsl:when>
+ <xsl:otherwise>
+ <xsl:value-of select="$target.database//document[@targetdoc = $targetdoc.att and not(@lang)]/*[1]/@targetptr"/>
+ </xsl:otherwise>
+ </xsl:choose>
+ </xsl:variable>
+
+ <xsl:for-each select="$target.database">
+ <xsl:variable name="key"
+ select="concat($targetdoc.att, '/',
+ $rootid, '/',
+ $target.lang)"/>
+ <xsl:choose>
+ <xsl:when test="key('targetptr-key', $key)/@href != ''">
+ <xsl:value-of select="$key"/>
+ <xsl:if test="$olink.debug != 0">
+ <xsl:message>Olink debug: CaseE matched.</xsl:message>
+ </xsl:if>
+ </xsl:when>
+ <xsl:when test="$olink.debug != 0">
+ <xsl:message>Olink debug: CaseE NOT matched.</xsl:message>
+ </xsl:when>
+ </xsl:choose>
+ </xsl:for-each>
+ </xsl:if>
+ </xsl:variable>
+
+ <xsl:variable name="CaseF">
+ <!-- targetdoc.att = not blank
+ targetptr.att = blank
+ prefer.internal.olink = not zero
+ current.docid = not blank
+ -->
+ <xsl:if test="$targetdoc.att != '' and
+ string-length($targetptr.att) = 0 and
+ $current.docid != '' and
+ $prefer.internal.olink != 0">
+ <!-- Try the document's root element id -->
+ <xsl:variable name="rootid">
+ <xsl:choose>
+ <xsl:when test="$target.lang != ''">
+ <xsl:value-of select="$target.database//document[@targetdoc = $current.docid and @lang = $target.lang]/*[1]/@targetptr"/>
+ </xsl:when>
+ <xsl:otherwise>
+ <xsl:value-of select="$target.database//document[@targetdoc = $current.docid and not(@lang)]/*[1]/@targetptr"/>
+ </xsl:otherwise>
+ </xsl:choose>
+ </xsl:variable>
+
+ <xsl:for-each select="$target.database">
+ <xsl:variable name="key"
+ select="concat($current.docid, '/',
+ $rootid, '/',
+ $target.lang)"/>
+ <xsl:choose>
+ <xsl:when test="key('targetptr-key', $key)/@href != ''">
+ <xsl:value-of select="$key"/>
+ <xsl:if test="$olink.debug != 0">
+ <xsl:message>Olink debug: CaseF matched.</xsl:message>
+ </xsl:if>
+ </xsl:when>
+ <xsl:when test="$olink.debug != 0">
+ <xsl:message>Olink debug: CaseF NOT matched.</xsl:message>
+ </xsl:when>
+ </xsl:choose>
+ </xsl:for-each>
+ </xsl:if>
+ </xsl:variable>
+
+ <!-- Now select the best match. Customize the order if needed -->
+ <xsl:variable name="selected.key">
+ <xsl:choose>
+ <xsl:when test="$CaseB != ''">
+ <xsl:value-of select="$CaseB"/>
+ <xsl:if test="$olink.debug != 0">
+ <xsl:message>
+ <xsl:text>Olink debug: CaseB key is the final selection: </xsl:text>
+ <xsl:value-of select="$CaseB"/>
+ </xsl:message>
+ </xsl:if>
+ </xsl:when>
+ <xsl:when test="$CaseA != ''">
+ <xsl:value-of select="$CaseA"/>
+ <xsl:if test="$olink.debug != 0">
+ <xsl:message>
+ <xsl:text>Olink debug: CaseA key is the final selection: </xsl:text>
+ <xsl:value-of select="$CaseA"/>
+ </xsl:message>
+ </xsl:if>
+ </xsl:when>
+ <xsl:when test="$CaseC != ''">
+ <xsl:value-of select="$CaseC"/>
+ <xsl:if test="$olink.debug != 0">
+ <xsl:message>
+ <xsl:text>Olink debug: CaseC key is the final selection: </xsl:text>
+ <xsl:value-of select="$CaseC"/>
+ </xsl:message>
+ </xsl:if>
+ </xsl:when>
+ <xsl:when test="$CaseD != ''">
+ <xsl:value-of select="$CaseD"/>
+ <xsl:if test="$olink.debug != 0">
+ <xsl:message>
+ <xsl:text>Olink debug: CaseD key is the final selection: </xsl:text>
+ <xsl:value-of select="$CaseD"/>
+ </xsl:message>
+ </xsl:if>
+ </xsl:when>
+ <xsl:when test="$CaseF != ''">
+ <xsl:value-of select="$CaseF"/>
+ <xsl:if test="$olink.debug != 0">
+ <xsl:message>
+ <xsl:text>Olink debug: CaseF key is the final selection: </xsl:text>
+ <xsl:value-of select="$CaseF"/>
+ </xsl:message>
+ </xsl:if>
+ </xsl:when>
+ <xsl:when test="$CaseE != ''">
+ <xsl:value-of select="$CaseE"/>
+ <xsl:if test="$olink.debug != 0">
+ <xsl:message>
+ <xsl:text>Olink debug: CaseE key is the final selection: </xsl:text>
+ <xsl:value-of select="$CaseE"/>
+ </xsl:message>
+ </xsl:if>
+ </xsl:when>
+ <xsl:otherwise>
+ <xsl:if test="$olink.debug != 0">
+ <xsl:message>
+ <xsl:text>Olink debug: No case matched for lang '</xsl:text>
+ <xsl:value-of select="$target.lang"/>
+ <xsl:text>'.</xsl:text>
+ </xsl:message>
+ </xsl:if>
+ </xsl:otherwise>
+ </xsl:choose>
+ </xsl:variable>
+
+ <xsl:choose>
+ <xsl:when test="$selected.key != ''">
+ <xsl:value-of select="$selected.key"/>
+ </xsl:when>
+ <xsl:when test="string-length($selected.key) = 0 and
+ string-length($target.lang) = 0">
+ <!-- No match on last try, and we are done -->
+ </xsl:when>
+ <xsl:otherwise>
+ <!-- Recurse through next language -->
+ <xsl:call-template name="select.olink.key.in.lang">
+ <xsl:with-param name="targetdoc.att" select="$targetdoc.att"/>
+ <xsl:with-param name="targetptr.att" select="$targetptr.att"/>
+ <xsl:with-param name="olink.lang" select="$olink.lang"/>
+ <xsl:with-param name="target.database" select="$target.database"/>
+ <xsl:with-param name="fallback.index" select="$fallback.index + 1"/>
+ <xsl:with-param name="olink.fallback.sequence"
+ select="$olink.fallback.sequence"/>
+ </xsl:call-template>
+ </xsl:otherwise>
+ </xsl:choose>
+
+</xsl:template>
+
+<xsl:template name="select.target.lang">
+ <xsl:param name="fallback.index" select="1"/>
+ <xsl:param name="olink.fallback.sequence" select="''"/>
+
+ <!-- recurse backwards to find the lang matching the index -->
+ <xsl:variable name="firstlang"
+ select="substring-before($olink.fallback.sequence, ' ')"/>
+ <xsl:variable name="rest"
+ select="substring-after($olink.fallback.sequence, ' ')"/>
+ <xsl:choose>
+ <xsl:when test="$fallback.index = 1">
+ <xsl:value-of select="$firstlang"/>
+ </xsl:when>
+ <xsl:when test="$fallback.index &gt; 1">
+ <xsl:call-template name="select.target.lang">
+ <xsl:with-param name="fallback.index" select="$fallback.index - 1"/>
+ <xsl:with-param name="olink.fallback.sequence"
+ select="$rest"/>
+ </xsl:call-template>
+ </xsl:when>
+ <xsl:otherwise>
+ </xsl:otherwise>
+ </xsl:choose>
+</xsl:template>
+
+<xsl:template name="select.olink.lang.fallback">
+ <xsl:param name="olink.lang" select="''"/>
+
+ <!-- Prefer language of the olink element -->
+ <xsl:value-of select="concat(normalize-space(concat($olink.lang, ' ',
+ $olink.lang.fallback.sequence)), ' ')"/>
+</xsl:template>
+
+<!-- Returns the complete olink href value if found -->
+<xsl:template name="make.olink.href">
+ <xsl:param name="olink.key" select="''"/>
+ <xsl:param name="target.database"/>
+
+ <xsl:if test="$olink.key != ''">
+ <xsl:variable name="target.href" >
+ <xsl:for-each select="$target.database" >
+ <xsl:value-of select="key('targetptr-key', $olink.key)/@href" />
+ </xsl:for-each>
+ </xsl:variable>
+
+ <xsl:variable name="targetdoc">
+ <xsl:value-of select="substring-before($olink.key, '/')"/>
+ </xsl:variable>
+
+ <!-- Does the target database use a sitemap? -->
+ <xsl:variable name="use.sitemap">
+ <xsl:choose>
+ <xsl:when test="$target.database//sitemap">1</xsl:when>
+ <xsl:otherwise>0</xsl:otherwise>
+ </xsl:choose>
+ </xsl:variable>
+
+
+ <!-- Get the baseuri for this targetptr -->
+ <xsl:variable name="baseuri" >
+ <xsl:choose>
+ <!-- Does the database use a sitemap? -->
+ <xsl:when test="$use.sitemap != 0" >
+ <xsl:choose>
+ <!-- Was current.docid parameter set? -->
+ <xsl:when test="$current.docid != ''">
+ <!-- Was it found in the database? -->
+ <xsl:variable name="currentdoc.key" >
+ <xsl:for-each select="$target.database" >
+ <xsl:value-of select="key('targetdoc-key',
+ $current.docid)/@targetdoc" />
+ </xsl:for-each>
+ </xsl:variable>
+ <xsl:choose>
+ <xsl:when test="$currentdoc.key != ''">
+ <xsl:for-each select="$target.database" >
+ <xsl:call-template name="targetpath" >
+ <xsl:with-param name="dirnode"
+ select="key('targetdoc-key', $current.docid)/parent::dir"/>
+ <xsl:with-param name="targetdoc" select="$targetdoc"/>
+ </xsl:call-template>
+ </xsl:for-each >
+ </xsl:when>
+ <xsl:otherwise>
+ <xsl:message>
+ <xsl:text>Olink error: cannot compute relative </xsl:text>
+ <xsl:text>sitemap path because $current.docid '</xsl:text>
+ <xsl:value-of select="$current.docid"/>
+ <xsl:text>' not found in target database.</xsl:text>
+ </xsl:message>
+ </xsl:otherwise>
+ </xsl:choose>
+ </xsl:when>
+ <xsl:otherwise>
+ <xsl:message>
+ <xsl:text>Olink warning: cannot compute relative </xsl:text>
+ <xsl:text>sitemap path without $current.docid parameter</xsl:text>
+ </xsl:message>
+ </xsl:otherwise>
+ </xsl:choose>
+ <!-- In either case, add baseuri from its document entry-->
+ <xsl:variable name="docbaseuri">
+ <xsl:for-each select="$target.database" >
+ <xsl:value-of select="key('targetdoc-key', $targetdoc)/@baseuri" />
+ </xsl:for-each>
+ </xsl:variable>
+ <xsl:if test="$docbaseuri != ''" >
+ <xsl:value-of select="$docbaseuri"/>
+ </xsl:if>
+ </xsl:when>
+ <!-- No database sitemap in use -->
+ <xsl:otherwise>
+ <!-- Just use any baseuri from its document entry -->
+ <xsl:variable name="docbaseuri">
+ <xsl:for-each select="$target.database" >
+ <xsl:value-of select="key('targetdoc-key', $targetdoc)/@baseuri" />
+ </xsl:for-each>
+ </xsl:variable>
+ <xsl:if test="$docbaseuri != ''" >
+ <xsl:value-of select="$docbaseuri"/>
+ </xsl:if>
+ </xsl:otherwise>
+ </xsl:choose>
+ </xsl:variable>
+
+ <!-- Form the href information -->
+ <xsl:if test="$baseuri != ''">
+ <xsl:value-of select="$baseuri"/>
+ <xsl:if test="substring($target.href,1,1) != '#'">
+ <!--xsl:text>/</xsl:text-->
+ </xsl:if>
+ </xsl:if>
+ <!-- optionally turn off frag for PDF references -->
+ <xsl:if test="not($insert.olink.pdf.frag = 0 and
+ translate(substring($baseuri, string-length($baseuri) - 3),
+ 'PDF', 'pdf') = '.pdf'
+ and starts-with($target.href, '#') )">
+ <xsl:value-of select="$target.href"/>
+ </xsl:if>
+ </xsl:if>
+</xsl:template>
+
+<xsl:template name="olink.hottext">
+ <xsl:param name="target.database"/>
+ <xsl:param name="olink.lang" select="''"/>
+ <xsl:param name="olink.key" select="''"/>
+ <xsl:param name="referrer" select="."/>
+ <xsl:param name="xrefstyle">
+ <xsl:choose>
+ <xsl:when test="@role and not(@xrefstyle)
+ and $use.role.as.xrefstyle != 0">
+ <xsl:value-of select="@role"/>
+ </xsl:when>
+ <xsl:otherwise>
+ <xsl:value-of select="@xrefstyle"/>
+ </xsl:otherwise>
+ </xsl:choose>
+ </xsl:param>
+
+ <xsl:choose>
+ <!-- If it has elements or text (not just PI or comment) -->
+ <xsl:when test="child::text() or child::*">
+ <xsl:apply-templates/>
+ </xsl:when>
+ <xsl:when test="$olink.key != ''">
+ <!-- Get the xref text for this record -->
+ <xsl:variable name="xref.text" >
+ <xsl:for-each select="$target.database" >
+ <xsl:value-of select="key('targetptr-key', $olink.key)/xreftext" />
+ </xsl:for-each>
+ </xsl:variable>
+
+ <xsl:variable name="xref.number" >
+ <xsl:for-each select="$target.database" >
+ <xsl:value-of select="key('targetptr-key', $olink.key)/@number" />
+ </xsl:for-each>
+ </xsl:variable>
+
+ <xsl:variable name="target.elem" >
+ <xsl:for-each select="$target.database" >
+ <xsl:value-of select="key('targetptr-key', $olink.key)/@element" />
+ </xsl:for-each>
+ </xsl:variable>
+
+ <xsl:variable name="lang">
+ <xsl:variable name="candidate">
+ <xsl:for-each select="$target.database" >
+ <xsl:value-of
+ select="key('targetptr-key', $olink.key)/@lang" />
+ </xsl:for-each>
+ </xsl:variable>
+ <xsl:choose>
+ <xsl:when test="$candidate != ''">
+ <xsl:value-of select="$candidate"/>
+ </xsl:when>
+ <xsl:otherwise>
+ <xsl:value-of select="$olink.lang"/>
+ </xsl:otherwise>
+ </xsl:choose>
+ </xsl:variable>
+
+ <xsl:variable name="targetdoc">
+ <xsl:value-of select="substring-before($olink.key, '/')"/>
+ </xsl:variable>
+
+ <xsl:choose>
+ <xsl:when test="$xrefstyle != '' and
+ starts-with(normalize-space($xrefstyle), 'select:') and
+ (contains($xrefstyle, 'nodocname') or
+ contains($xrefstyle, 'nopage')) and
+ not(contains($xrefstyle, 'title')) and
+ not(contains($xrefstyle, 'label'))">
+ <xsl:value-of select="$xref.text"/>
+ </xsl:when>
+ <xsl:when test="$xrefstyle != ''">
+ <xsl:if test="$olink.debug != 0">
+ <xsl:message>
+ <xsl:text>xrefstyle is '</xsl:text>
+ <xsl:value-of select="$xrefstyle"/>
+ <xsl:text>'.</xsl:text>
+ </xsl:message>
+ </xsl:if>
+ <xsl:variable name="template">
+ <xsl:choose>
+ <xsl:when test="starts-with(normalize-space($xrefstyle),
+ 'select:')">
+ <xsl:call-template name="make.gentext.template">
+ <xsl:with-param name="xrefstyle" select="$xrefstyle"/>
+ <xsl:with-param name="purpose" select="'olink'"/>
+ <xsl:with-param name="referrer" select="."/>
+ <xsl:with-param name="target.elem" select="$target.elem"/>
+ </xsl:call-template>
+ </xsl:when>
+ <xsl:when test="starts-with(normalize-space($xrefstyle),
+ 'template:')">
+ <xsl:value-of select="substring-after(
+ normalize-space($xrefstyle), 'template:')"/>
+ </xsl:when>
+ <xsl:otherwise>
+ <!-- Look for Gentext template with @style attribute -->
+ <!-- Must compare to no style value because gentext.template
+ falls back to no style -->
+
+ <xsl:variable name="xref-context">
+ <xsl:call-template name="gentext.template">
+ <xsl:with-param name="context" select="'xref'"/>
+ <xsl:with-param name="name" select="$target.elem"/>
+ <xsl:with-param name="lang" select="$lang"/>
+ </xsl:call-template>
+ </xsl:variable>
+
+ <xsl:variable name="styled-xref-context">
+ <xsl:call-template name="gentext.template">
+ <xsl:with-param name="context" select="'xref'"/>
+ <xsl:with-param name="name" select="$target.elem"/>
+ <xsl:with-param name="lang" select="$lang"/>
+ <xsl:with-param name="xrefstyle" select="$xrefstyle"/>
+ </xsl:call-template>
+ </xsl:variable>
+
+ <xsl:variable name="xref-number-context">
+ <xsl:call-template name="gentext.template">
+ <xsl:with-param name="context" select="'xref-number'"/>
+ <xsl:with-param name="name" select="$target.elem"/>
+ <xsl:with-param name="lang" select="$lang"/>
+ </xsl:call-template>
+ </xsl:variable>
+
+ <xsl:variable name="styled-xref-number-context">
+ <xsl:call-template name="gentext.template">
+ <xsl:with-param name="context" select="'xref-number'"/>
+ <xsl:with-param name="name" select="$target.elem"/>
+ <xsl:with-param name="lang" select="$lang"/>
+ <xsl:with-param name="xrefstyle" select="$xrefstyle"/>
+ </xsl:call-template>
+ </xsl:variable>
+
+ <xsl:variable name="xref-number-and-title-context">
+ <xsl:call-template name="gentext.template">
+ <xsl:with-param name="context"
+ select="'xref-number-and-title'"/>
+ <xsl:with-param name="name" select="$target.elem"/>
+ <xsl:with-param name="lang" select="$lang"/>
+ </xsl:call-template>
+ </xsl:variable>
+
+ <xsl:variable name="styled-xref-number-and-title-context">
+ <xsl:call-template name="gentext.template">
+ <xsl:with-param name="context"
+ select="'xref-number-and-title'"/>
+ <xsl:with-param name="name" select="$target.elem"/>
+ <xsl:with-param name="lang" select="$lang"/>
+ <xsl:with-param name="xrefstyle" select="$xrefstyle"/>
+ </xsl:call-template>
+ </xsl:variable>
+
+ <xsl:choose>
+ <xsl:when test="$xref-number-and-title-context !=
+ $styled-xref-number-and-title-context and
+ $xref.number != '' and
+ $xref.with.number.and.title != 0">
+ <xsl:value-of
+ select="$styled-xref-number-and-title-context"/>
+ </xsl:when>
+ <xsl:when test="$xref-number-context !=
+ $styled-xref-number-context and
+ $xref.number != ''">
+ <xsl:value-of select="$styled-xref-number-context"/>
+ </xsl:when>
+ <xsl:when test="$xref-context != $styled-xref-context">
+ <xsl:value-of select="$styled-xref-context"/>
+ </xsl:when>
+ <xsl:when test="$xref-number-and-title-context != '' and
+ $xref.number != '' and
+ $xref.with.number.and.title != 0">
+ <xsl:value-of
+ select="$xref-number-and-title-context"/>
+ <xsl:if test="$olink.debug">
+ <xsl:message>
+ <xsl:text>Olink error: no gentext template</xsl:text>
+ <xsl:text> exists for xrefstyle '</xsl:text>
+ <xsl:value-of select="$xrefstyle"/>
+ <xsl:text>' for element '</xsl:text>
+ <xsl:value-of select="$target.elem"/>
+ <xsl:text>' in language '</xsl:text>
+ <xsl:value-of select="$lang"/>
+ <xsl:text>' in context 'xref-number-and-title</xsl:text>
+ <xsl:text>'. Using template without @style.</xsl:text>
+ </xsl:message>
+ </xsl:if>
+ </xsl:when>
+ <xsl:when test="$xref-number-context != '' and
+ $xref.number != ''">
+ <xsl:value-of select="$xref-number-context"/>
+ <xsl:if test="$olink.debug">
+ <xsl:message>
+ <xsl:text>Olink error: no gentext template</xsl:text>
+ <xsl:text> exists for xrefstyle '</xsl:text>
+ <xsl:value-of select="$xrefstyle"/>
+ <xsl:text>' for element '</xsl:text>
+ <xsl:value-of select="$target.elem"/>
+ <xsl:text>' in language '</xsl:text>
+ <xsl:value-of select="$lang"/>
+ <xsl:text>' in context 'xref-number</xsl:text>
+ <xsl:text>'. Using template without @style.</xsl:text>
+ </xsl:message>
+ </xsl:if>
+ </xsl:when>
+ <xsl:when test="$xref-context != ''">
+ <xsl:value-of select="$xref-context"/>
+ <xsl:if test="$olink.debug">
+ <xsl:message>
+ <xsl:text>Olink error: no gentext template</xsl:text>
+ <xsl:text> exists for xrefstyle '</xsl:text>
+ <xsl:value-of select="$xrefstyle"/>
+ <xsl:text>' for element '</xsl:text>
+ <xsl:value-of select="$target.elem"/>
+ <xsl:text>' in language '</xsl:text>
+ <xsl:value-of select="$lang"/>
+ <xsl:text>' in context 'xref</xsl:text>
+ <xsl:text>'. Using template without @style.</xsl:text>
+ </xsl:message>
+ </xsl:if>
+ </xsl:when>
+ <xsl:otherwise>
+ <xsl:message>
+ <xsl:text>Olink error: no gentext template</xsl:text>
+ <xsl:text> exists for xrefstyle '</xsl:text>
+ <xsl:value-of select="$xrefstyle"/>
+ <xsl:text>' for element '</xsl:text>
+ <xsl:value-of select="$target.elem"/>
+ <xsl:text>' in language '</xsl:text>
+ <xsl:value-of select="$lang"/>
+ <xsl:text>'. Trying '%t'.</xsl:text>
+ </xsl:message>
+ <xsl:value-of select="'%t'"/>
+ </xsl:otherwise>
+ </xsl:choose>
+ </xsl:otherwise>
+ </xsl:choose>
+ </xsl:variable>
+
+ <xsl:if test="$olink.debug != 0">
+ <xsl:message>
+ <xsl:text>Olink debug: xrefstyle template is '</xsl:text>
+ <xsl:value-of select="$template"/>
+ <xsl:text>'.</xsl:text>
+ </xsl:message>
+ </xsl:if>
+
+ <xsl:call-template name="substitute-markup">
+ <xsl:with-param name="template" select="$template"/>
+ <xsl:with-param name="title">
+ <xsl:for-each select="$target.database" >
+ <xsl:value-of select="key('targetptr-key', $olink.key)/ttl" />
+ </xsl:for-each>
+ </xsl:with-param>
+ <xsl:with-param name="label">
+ <xsl:for-each select="$target.database" >
+ <xsl:value-of
+ select="key('targetptr-key', $olink.key)/@number" />
+ </xsl:for-each>
+ </xsl:with-param>
+ <xsl:with-param name="pagenumber">
+ <xsl:for-each select="$target.database" >
+ <xsl:value-of
+ select="key('targetptr-key', $olink.key)/@page" />
+ </xsl:for-each>
+ </xsl:with-param>
+ <xsl:with-param name="docname">
+ <xsl:for-each select="$target.database" >
+ <xsl:value-of
+ select="key('targetdoc-key', $targetdoc)/div[1]/ttl" />
+ </xsl:for-each>
+ </xsl:with-param>
+ </xsl:call-template>
+ </xsl:when>
+
+ <xsl:when test="$use.local.olink.style != 0">
+
+ <xsl:variable name="template">
+ <xsl:call-template name="gentext.template">
+ <xsl:with-param name="context" select="'title'"/>
+ <xsl:with-param name="name" select="$target.elem"/>
+ <xsl:with-param name="lang" select="$lang"/>
+ </xsl:call-template>
+ </xsl:variable>
+
+ <xsl:call-template name="substitute-markup">
+ <xsl:with-param name="template" select="$template"/>
+ <xsl:with-param name="title">
+ <xsl:for-each select="$target.database" >
+ <xsl:value-of select="key('targetptr-key', $olink.key)/ttl" />
+ </xsl:for-each>
+ </xsl:with-param>
+ <xsl:with-param name="label">
+ <xsl:for-each select="$target.database" >
+ <xsl:value-of
+ select="key('targetptr-key', $olink.key)/@number" />
+ </xsl:for-each>
+ </xsl:with-param>
+ </xsl:call-template>
+ </xsl:when>
+ <xsl:when test="$xref.text !=''">
+ <xsl:value-of select="$xref.text"/>
+ </xsl:when>
+ <xsl:otherwise>
+ <xsl:message>
+ <xsl:text>Olink error: no generated text for </xsl:text>
+ <xsl:text>targetdoc/targetptr/lang = '</xsl:text>
+ <xsl:value-of select="$olink.key"/>
+ <xsl:text>'.</xsl:text>
+ </xsl:message>
+ <xsl:text>????</xsl:text>
+ </xsl:otherwise>
+ </xsl:choose>
+ </xsl:when>
+ <xsl:when test="@targetdoc != '' or @targetptr != ''">
+ <xsl:message>
+ <xsl:text>Olink error: no generated text for </xsl:text>
+ <xsl:text>targetdoc/targetptr/lang = '</xsl:text>
+ <xsl:value-of select="$olink.key"/>
+ <xsl:text>'.</xsl:text>
+ </xsl:message>
+ <xsl:text>????</xsl:text>
+ </xsl:when>
+ <xsl:otherwise>
+ <!-- old style olink -->
+ <xsl:call-template name="olink.outline">
+ <xsl:with-param name="outline.base.uri"
+ select="unparsed-entity-uri(@targetdocent)"/>
+ <xsl:with-param name="localinfo" select="@localinfo"/>
+ <xsl:with-param name="return" select="'xreftext'"/>
+ </xsl:call-template>
+ </xsl:otherwise>
+ </xsl:choose>
+</xsl:template>
+
+<xsl:template match="*" mode="olink.docname.markup">
+ <!-- No-op for now -->
+</xsl:template>
+
+<xsl:template name="targetpath">
+ <xsl:param name="dirnode" />
+ <xsl:param name="targetdoc" select="''"/>
+
+<!--
+<xsl:message>dirnode is <xsl:value-of select="$dirnode/@name"/></xsl:message>
+<xsl:message>targetdoc is <xsl:value-of select="$targetdoc"/></xsl:message>
+-->
+ <!-- recursive template generates path to olink target directory -->
+ <xsl:choose>
+ <!-- Have we arrived at the final path step? -->
+ <xsl:when test="$dirnode/child::document[@targetdoc = $targetdoc]">
+ <!-- We are done -->
+ </xsl:when>
+ <!-- Have we reached the top without a match? -->
+ <xsl:when test="name($dirnode) != 'dir'" >
+ <xsl:message>Olink error: cannot locate targetdoc <xsl:value-of select="$targetdoc"/> in sitemap</xsl:message>
+ </xsl:when>
+ <!-- Is the target in a descendant? -->
+ <xsl:when test="$dirnode/descendant::document/@targetdoc = $targetdoc">
+ <xsl:variable name="step" select="$dirnode/child::dir[descendant::document/@targetdoc = $targetdoc]"/>
+ <xsl:if test = "$step">
+ <xsl:value-of select="$step/@name"/>
+ <xsl:text>/</xsl:text>
+ </xsl:if>
+ <!-- Now recurse with the child -->
+ <xsl:call-template name="targetpath" >
+ <xsl:with-param name="dirnode" select="$step"/>
+ <xsl:with-param name="targetdoc" select="$targetdoc"/>
+ </xsl:call-template>
+ </xsl:when>
+ <!-- Otherwise we need to move up a step -->
+ <xsl:otherwise>
+ <xsl:if test="$dirnode/parent::dir">
+ <xsl:text>../</xsl:text>
+ </xsl:if>
+ <xsl:call-template name="targetpath" >
+ <xsl:with-param name="dirnode" select="$dirnode/parent::*"/>
+ <xsl:with-param name="targetdoc" select="$targetdoc"/>
+ </xsl:call-template>
+ </xsl:otherwise>
+ </xsl:choose>
+</xsl:template>
+
+<xsl:template name="olink.page.citation">
+ <xsl:param name="olink.key" select="''"/>
+ <xsl:param name="olink.lang" select="'en'"/>
+ <xsl:param name="target.database"/>
+ <xsl:param name="linkend" select="''"/>
+ <xsl:param name="xrefstyle">
+ <xsl:choose>
+ <xsl:when test="@role and not(@xrefstyle)
+ and $use.role.as.xrefstyle != 0">
+ <xsl:value-of select="@role"/>
+ </xsl:when>
+ <xsl:otherwise>
+ <xsl:value-of select="@xrefstyle"/>
+ </xsl:otherwise>
+ </xsl:choose>
+ </xsl:param>
+
+ <xsl:variable name="targetdoc">
+ <xsl:value-of select="substring-before($olink.key, '/')"/>
+ </xsl:variable>
+
+ <xsl:choose>
+ <xsl:when test="$linkend != ''">
+ <xsl:call-template name="xref.page.citation">
+ <xsl:with-param name="linkend" select="@linkend"/>
+ <xsl:with-param name="target" select="key('id', $linkend)"/>
+ <xsl:with-param name="xrefstyle" select="$xrefstyle"/>
+ </xsl:call-template>
+ </xsl:when>
+ <xsl:when test="not(starts-with(normalize-space($xrefstyle),
+ 'select:')
+ and (contains($xrefstyle, 'page')
+ or contains($xrefstyle, 'Page')))
+ and $current.docid != ''
+ and $current.docid != $targetdoc
+ and $insert.olink.page.number = 'yes' ">
+
+ <xsl:variable name="page-number">
+ <xsl:for-each select="$target.database" >
+ <xsl:value-of
+ select="key('targetptr-key', $olink.key)/@page" />
+ </xsl:for-each>
+ </xsl:variable>
+
+ <xsl:if test="$page-number != ''">
+ <xsl:call-template name="substitute-markup">
+ <xsl:with-param name="template">
+ <xsl:call-template name="gentext.template">
+ <xsl:with-param name="name" select="'olink.page.citation'"/>
+ <xsl:with-param name="context" select="'xref'"/>
+ <xsl:with-param name="lang" select="$olink.lang"/>
+ </xsl:call-template>
+ </xsl:with-param>
+ <xsl:with-param name="pagenumber" select="$page-number"/>
+ </xsl:call-template>
+ </xsl:if>
+
+ </xsl:when>
+ </xsl:choose>
+</xsl:template>
+
+<xsl:template name="olink.document.citation">
+ <xsl:param name="olink.key" select="''"/>
+ <xsl:param name="olink.lang" select="'en'"/>
+ <xsl:param name="target.database"/>
+ <xsl:param name="xrefstyle">
+ <xsl:choose>
+ <xsl:when test="@role and not(@xrefstyle)
+ and $use.role.as.xrefstyle != 0">
+ <xsl:value-of select="@role"/>
+ </xsl:when>
+ <xsl:otherwise>
+ <xsl:value-of select="@xrefstyle"/>
+ </xsl:otherwise>
+ </xsl:choose>
+ </xsl:param>
+
+ <xsl:variable name="page">
+ <xsl:for-each select="$target.database" >
+ <xsl:value-of
+ select="key('targetptr-key', $olink.key)/@page" />
+ </xsl:for-each>
+ </xsl:variable>
+
+ <xsl:variable name="targetdoc">
+ <xsl:value-of select="substring-before($olink.key, '/')"/>
+ </xsl:variable>
+
+ <xsl:variable name="docname">
+ <xsl:for-each select="$target.database" >
+ <xsl:value-of
+ select="key('targetdoc-key', $targetdoc)/div[1]/ttl" />
+ </xsl:for-each>
+ </xsl:variable>
+
+ <xsl:if test="not(starts-with(normalize-space($xrefstyle), 'select:')
+ and (contains($xrefstyle, 'docname')))
+ and ($olink.doctitle = 'yes' or $olink.doctitle = '1')
+ and $current.docid != ''
+ and $current.docid != $targetdoc
+ and $docname != ''">
+ <xsl:call-template name="substitute-markup">
+ <xsl:with-param name="template">
+ <xsl:call-template name="gentext.template">
+ <xsl:with-param name="name" select="'olink.document.citation'"/>
+ <xsl:with-param name="context" select="'xref'"/>
+ <xsl:with-param name="lang" select="$olink.lang"/>
+ </xsl:call-template>
+ </xsl:with-param>
+ <xsl:with-param name="docname" select="$docname"/>
+ <xsl:with-param name="pagenumber" select="$page"/>
+ </xsl:call-template>
+ </xsl:if>
+</xsl:template>
+
+<xsl:template name="xref.page.citation">
+ <!-- Determine if this xref should have a page citation.
+ Context node is the xref or local olink element -->
+ <xsl:param name="linkend" select="@linkend"/>
+ <xsl:param name="target" select="key('id', $linkend)"/>
+ <xsl:param name="xrefstyle">
+ <xsl:choose>
+ <xsl:when test="@role and not(@xrefstyle)
+ and $use.role.as.xrefstyle != 0">
+ <xsl:value-of select="@role"/>
+ </xsl:when>
+ <xsl:otherwise>
+ <xsl:value-of select="@xrefstyle"/>
+ </xsl:otherwise>
+ </xsl:choose>
+ </xsl:param>
+
+ <xsl:if test="not(starts-with(normalize-space($xrefstyle),
+ 'select:') != ''
+ and (contains($xrefstyle, 'page')
+ or contains($xrefstyle, 'Page')))
+ and ( $insert.xref.page.number = 'yes'
+ or $insert.xref.page.number = '1')
+ or local-name($target) = 'para'">
+ <xsl:apply-templates select="$target" mode="page.citation">
+ <xsl:with-param name="id" select="$linkend"/>
+ </xsl:apply-templates>
+ </xsl:if>
+</xsl:template>
+
+</xsl:stylesheet>
+