doc/docbook-xsl/highlighting/common.xsl

   1 <?xml version='1.0'?>
   2 <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
   3                 xmlns:hl="java:net.sf.xslthl.ConnectorSaxon6"
   4                 xmlns:exsl="http://exslt.org/common"
   5                 exclude-result-prefixes="exsl hl"
   6                 version='1.0'>
   7
   8 <!-- ********************************************************************
   9      $Id: common.xsl,v 1.1 2007/03/10 05:15:13 scott Exp $
  10      ********************************************************************
  11
  12      This file is part of the XSL DocBook Stylesheet distribution.
  13      See ../README or http://nwalsh.com/docbook/xsl/ for copyright
  14      and other information.
  15
  16      ******************************************************************** -->
  17
  18 <!-- You can override this template to do more complex mapping of
  19      language attribute to highlighter language ID (see xslthl-config.xml) -->
  20 <xsl:template name="language.to.xslthl">
  21   <xsl:param name="context"/>
  22
  23   <xsl:choose>
  24     <xsl:when test="$context/@language != ''">
  25       <xsl:value-of select="$context/@language"/>
  26     </xsl:when>
  27     <xsl:when test="$highlight.default.language != ''">
  28       <xsl:value-of select="$highlight.default.language"/>
  29     </xsl:when>
  30   </xsl:choose>
  31 </xsl:template>
  32
  33 <xsl:template name="apply-highlighting">
  34   <xsl:choose>
  35     <!-- Do we want syntax highlighting -->
  36     <xsl:when test="$highlight.source != 0 and function-available('hl:highlight')">
  37       <xsl:variable name="language">
  38         <xsl:call-template name="language.to.xslthl">
  39           <xsl:with-param name="context" select="."/>
  40         </xsl:call-template>
  41       </xsl:variable>
  42       <xsl:choose>
  43         <xsl:when test="$language != ''">
  44           <xsl:variable name="content">
  45             <xsl:apply-templates/>
  46           </xsl:variable>
  47           <xsl:apply-templates select="hl:highlight($language, exsl:node-set($content))"/>
  48         </xsl:when>
  49         <xsl:otherwise>
  50           <xsl:apply-templates/>
  51         </xsl:otherwise>
  52       </xsl:choose>
  53     </xsl:when>
  54     <!-- No syntax highlighting -->
  55     <xsl:otherwise>
  56       <xsl:apply-templates/>
  57     </xsl:otherwise>
  58   </xsl:choose>
  59 </xsl:template>
  60
  61 </xsl:stylesheet>
  62