pkgs/development/libraries/fontconfig/make-fonts-conf.xsl

   1 <?xml version="1.0"?>
   2
   3 <!--
   4   This script copies the original fonts.conf from the fontconfig
   5   distribution, but replaces all <dir> entries with the directories
   6   specified in the $fontDirectories parameter.
   7 -->
   8
   9 <xsl:stylesheet version="1.0"
  10                 xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
  11                 xmlns:str="http://exslt.org/strings"
  12                 extension-element-prefixes="str"
  13                 >
  14
  15   <xsl:output method='xml' encoding="UTF-8" doctype-system="urn:fontconfig:fonts.dtd" />
  16
  17   <xsl:param name="fontDirectories" />
  18   <xsl:param name="impureFontDirectories" />
  19   <xsl:param name="includes" />
  20
  21   <xsl:template match="/fontconfig">
  22
  23     <fontconfig>
  24       <xsl:apply-templates select="child::node()[name() != 'dir' and name() != 'cachedir' and name() != 'include']" />
  25
  26       <!-- the first cachedir will be used to store the cache -->
  27       <cachedir prefix="xdg">fontconfig</cachedir>
  28       <xsl:text>&#0010;</xsl:text>
  29       <!-- /var/cache/fontconfig is useful for non-nixos systems -->
  30       <cachedir>/var/cache/fontconfig</cachedir>
  31       <xsl:text>&#0010;</xsl:text>
  32
  33       <!-- system-wide config -->
  34       <xsl:for-each select="str:tokenize($includes)">
  35         <include ignore_missing="yes"><xsl:value-of select="." /></include>
  36         <xsl:text>&#0010;</xsl:text>
  37       </xsl:for-each>
  38
  39       <dir prefix="xdg">fonts</dir>
  40       <xsl:text>&#0010;</xsl:text>
  41       <xsl:for-each select="str:tokenize($fontDirectories)">
  42         <dir><xsl:value-of select="." /></dir>
  43         <xsl:text>&#0010;</xsl:text>
  44       </xsl:for-each>
  45
  46       <xsl:for-each select="str:tokenize($impureFontDirectories)">
  47         <dir><xsl:value-of select="." /></dir>
  48         <xsl:text>&#0010;</xsl:text>
  49       </xsl:for-each>
  50
  51     </fontconfig>
  52
  53   </xsl:template>
  54
  55
  56   <!-- New fontconfig >=2.11 doesn't like xml:space added by xsl:copy-of -->
  57   <xsl:template match="node()|@*">
  58     <xsl:copy>
  59       <xsl:apply-templates select="node()|@*[name() != 'xml:space']"/>
  60     </xsl:copy>
  61   </xsl:template>
  62
  63 </xsl:stylesheet>