scripts/tagcloud-html2atom.xslt

   1 <?xml version="1.0" encoding="UTF-8"?>
   2 <!--
   3
   4  $ curl "https://links.mro.name/?do=tagcloud" | xsltproc - -html tagcloud-html2atom.xslt - | xmllint - -relaxng categories.rng -
   5
   6  http://www.w3.org/TR/xslt/
   7  http://www.w3.org/TR/xpath/
   8  https://tools.ietf.org/html/rfc5023#appendix-B
   9 -->
  10 <xsl:stylesheet
  11   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
  12   xmlns:dctype="http://purl.org/dc/dcmitype/"
  13   xmlns="http://www.w3.org/2005/Atom"
  14   xmlns:app="http://www.w3.org/2007/app"
  15   xmlns:foo="foo"
  16   xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
  17   exclude-result-prefixes="dctype rdf"
  18   version="1.0">
  19
  20   <xsl:output method="xml" indent="yes"/>
  21
  22   <xsl:template match="/html">
  23     <xsl:comment>
  24   https://tools.ietf.org/html/rfc5023#appendix-B
  25   http://atomenabled.org/developers/protocol/#appCategories1
  26   https://web.archive.org/web/20130716150512/http://www.atomenabled.org:80/developers/protocol/atom-protocol-spec.php#rfc.section.8.3.3
  27   https://web.archive.org/web/20130716150512/http://www.atomenabled.org:80/developers/protocol/atom-protocol-spec.php#schema
  28 </xsl:comment>
  29     <app:categories scheme="?searchtags=">
  30       <xsl:variable name="traditional_count_prefix" select="1 = count(.//a[starts-with(@href, '?searchtags=')][1]/preceding-sibling::*[1])"/>
  31
  32       <xsl:for-each select=".//a[starts-with(@href, '?searchtags=')]">
  33         <xsl:sort select="." data-type="text" order="ascending"/>
  34
  35         <xsl:variable name="count">
  36           <xsl:choose>
  37             <xsl:when test="$traditional_count_prefix"><xsl:value-of select="preceding-sibling::*[1]"/></xsl:when>
  38             <xsl:otherwise><xsl:value-of select="following-sibling::*[1]"/></xsl:otherwise>
  39           </xsl:choose>
  40         </xsl:variable>
  41
  42         <category term="{.}" foo:count="{$count}"/>
  43       </xsl:for-each>
  44     </app:categories>
  45   </xsl:template>
  46
  47 </xsl:stylesheet>