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1 <?xml version="1.0" encoding="utf-8"?>
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2 <!--
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3 Copyright (C) Igor Sysoev
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4 Copyright (C) Nginx, Inc.
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5 -->
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6
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7 <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0">
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8
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9
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10 <!-- return a dirname of an article link -->
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11
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12 <xsl:variable name="DIRNAME"> <xsl:call-template name="dirname"><xsl:with-param select="$LINK" name="path"/></xsl:call-template></xsl:variable>
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13
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14 <xsl:template name="dirname"><xsl:param name="path"/>
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15 <xsl:if test="contains($path, '/')">
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16 <xsl:value-of select=" substring-before($path, '/') "/>
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17 <xsl:text>/</xsl:text>
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18 <xsl:call-template name="dirname"><xsl:with-param select="substring-after($path, '/')" name="path"/></xsl:call-template></xsl:if>
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19 </xsl:template>
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20
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21
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22 <!-- return a path to the root of an article link, i.e., "../../.." -->
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23
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24 <xsl:variable name="ROOT"> <xsl:call-template name="root"><xsl:with-param name="path"> <xsl:value-of select=" substring($DIRNAME, 2) "/> </xsl:with-param></xsl:call-template></xsl:variable>
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25
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26 <xsl:template name="root"><xsl:param name="path"/>
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27 <xsl:if test="contains($path, '/')">
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28 <xsl:text>..</xsl:text>
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29 <xsl:if test="substring-after($path, '/')">
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30 <xsl:text>/</xsl:text>
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31 <xsl:call-template name="root"><xsl:with-param select="substring-after($path, '/')" name="path"/></xsl:call-template></xsl:if>
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32 </xsl:if>
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33 </xsl:template>
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34
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35 </xsl:stylesheet>
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