155 lines
5 KiB
XML
155 lines
5 KiB
XML
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<?xml version="1.0"?>
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<!DOCTYPE xsl:stylesheet [
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<!ENTITY % common.entities SYSTEM "entities.ent">
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%common.entities;
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]>
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<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
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version="1.0"
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xmlns:func="http://exslt.org/functions"
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xmlns:exslt="http://exslt.org/common"
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xmlns:l="http://docbook.sourceforge.net/xmlns/l10n/1.0"
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xmlns:fo="http://www.w3.org/1999/XSL/Format"
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extension-element-prefixes="func exslt"
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exclude-result-prefixes="func exslt i l"
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xmlns:i="urn:cz-kosek:functions:index">
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<!-- ********************************************************************
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$Id: autoidx-kosek.xsl 8759 2010-07-20 21:46:07Z kosek $
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********************************************************************
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This file is part of the DocBook XSL Stylesheet distribution.
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See ../README or http://docbook.sf.net/ for copyright
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copyright and other information.
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******************************************************************** -->
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<xsl:param name="kosek.imported">
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<xsl:variable name="vendor" select="system-property('xsl:vendor')"/>
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<xsl:choose>
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<xsl:when test="contains($vendor, 'libxslt')">
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<xsl:message terminate="yes">
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<xsl:text>ERROR: the 'kosek' index method does not </xsl:text>
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<xsl:text>work with the xsltproc XSLT processor.</xsl:text>
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</xsl:message>
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</xsl:when>
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<xsl:otherwise>1</xsl:otherwise>
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</xsl:choose>
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</xsl:param>
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<!-- Returns index group code for given term -->
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<func:function name="i:group-index">
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<xsl:param name="term"/>
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<xsl:variable name="letters-rtf">
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<xsl:variable name="lang">
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<xsl:call-template name="l10n.language"/>
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</xsl:variable>
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<xsl:variable name="local.l10n.letters"
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select="($local.l10n.xml//l:i18n/l:l10n[@language=$lang]/l:letters)[1]"/>
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<xsl:for-each select="$l10n.xml">
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<xsl:variable name="l10n.letters"
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select="document(key('l10n-lang', $lang)/@href)/l:l10n/l:letters[1]"/>
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<xsl:choose>
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<xsl:when test="count($local.l10n.letters) > 0">
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<xsl:copy-of select="$local.l10n.letters"/>
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</xsl:when>
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<xsl:when test="count($l10n.letters) > 0">
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<xsl:copy-of select="$l10n.letters"/>
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</xsl:when>
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<xsl:otherwise>
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<xsl:message>
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<xsl:text>No "</xsl:text>
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<xsl:value-of select="$lang"/>
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<xsl:text>" localization of index grouping letters exists</xsl:text>
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<xsl:choose>
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<xsl:when test="$lang = 'en'">
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<xsl:text>.</xsl:text>
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</xsl:when>
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<xsl:otherwise>
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<xsl:text>; using "en".</xsl:text>
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</xsl:otherwise>
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</xsl:choose>
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</xsl:message>
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<xsl:copy-of select="document(key('l10n-lang', 'en'))/l:l10n/l:letters[1]"/>
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</xsl:otherwise>
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</xsl:choose>
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</xsl:for-each>
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</xsl:variable>
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<xsl:variable name="letters" select="exslt:node-set($letters-rtf)/*"/>
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<xsl:variable name="long-letter-index" select="$letters/l:l[. = substring($term,1,2)]/@i"/>
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<xsl:variable name="short-letter-index" select="$letters/l:l[. = substring($term,1,1)]/@i"/>
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<xsl:variable name="letter-index">
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<xsl:choose>
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<xsl:when test="$long-letter-index">
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<xsl:value-of select="$long-letter-index"/>
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</xsl:when>
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<xsl:when test="$short-letter-index">
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<xsl:value-of select="$short-letter-index"/>
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</xsl:when>
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<xsl:otherwise>0</xsl:otherwise>
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</xsl:choose>
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</xsl:variable>
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<func:result select="number($letter-index)"/>
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</func:function>
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<!-- Return index group letter for given group code -->
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<func:function name="i:group-letter">
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<xsl:param name="index"/>
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<xsl:variable name="letters-rtf">
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<xsl:variable name="lang">
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<xsl:call-template name="l10n.language"/>
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</xsl:variable>
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<xsl:variable name="local.l10n.letters"
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select="($local.l10n.xml//l:i18n/l:l10n[@language=$lang]/l:letters)[1]"/>
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<xsl:for-each select="$l10n.xml">
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<xsl:variable name="l10n.letters"
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select="document(key('l10n-lang', $lang)/@href)/l:l10n/l:letters[1]"/>
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<xsl:choose>
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<xsl:when test="count($local.l10n.letters) > 0">
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<xsl:copy-of select="$local.l10n.letters"/>
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</xsl:when>
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<xsl:when test="count($l10n.letters) > 0">
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<xsl:copy-of select="$l10n.letters"/>
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</xsl:when>
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<xsl:otherwise>
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<xsl:message>
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<xsl:text>No "</xsl:text>
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<xsl:value-of select="$lang"/>
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<xsl:text>" localization of index grouping letters exists</xsl:text>
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<xsl:choose>
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<xsl:when test="$lang = 'en'">
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<xsl:text>.</xsl:text>
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</xsl:when>
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<xsl:otherwise>
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<xsl:text>; using "en".</xsl:text>
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</xsl:otherwise>
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</xsl:choose>
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</xsl:message>
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<xsl:copy-of select="document(key('l10n-lang', 'en')/@href)/l:l10n/l:letters[1]"/>
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</xsl:otherwise>
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</xsl:choose>
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</xsl:for-each>
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</xsl:variable>
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<xsl:variable name="letters" select="exslt:node-set($letters-rtf)/*"/>
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<func:result select="$letters/l:l[@i=$index][1]"/>
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</func:function>
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<xsl:key name="group-code"
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match="indexterm"
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use="i:group-index(&primary;)"/>
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</xsl:stylesheet>
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