chaosupdates from rdf

atom is broken atm: https://github.com/hukl/cccms/issues/50

Makefile

@@ -214,7 +214,7 @@ build/%.html.xhtml5-validate: build/%.html
 ### Die neuesten Chaosupdates holen ###
 $(WWW_CCC_DE_UPDATES).orig: $(DATESTAMP)
 	$(RM) $@
-	$(WGET) -O $@ http://www.ccc.de/en/rss/updates
+	$(WGET) -O $@ http://www.ccc.de/de/rss/updates.rdf
 
 $(WWW_CCC_DE_UPDATES): $(WWW_CCC_DE_UPDATES).orig
 	$(VALIDATOR) --recover $< > $@

xsl/common.xsl

@@ -2,10 +2,11 @@
 <xsl:stylesheet version="1.0" 
   xmlns="http://www.w3.org/1999/xhtml"
   xmlns:xsl="http://www.w3.org/1999/XSL/Transform" 
-  xmlns:atom="http://www.w3.org/2005/Atom"
+  xmlns:rss="http://purl.org/rss/1.0/"
+  xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
   xmlns:date="http://exslt.org/dates-and-times"
   xmlns:str="http://exslt.org/strings"
-  exclude-result-prefixes="xsl atom date str">
+  exclude-result-prefixes="xsl rss rdf date str">
 
   <xsl:template match="pre">
     <pre><xsl:apply-templates/></pre>
@@ -163,15 +164,15 @@
     <xsl:param name="limit" select="5"/>
     <div id="news">
       <h2>
-        <a href="{document('../chaosupdates.xml')/atom:feed/atom:link[not(@rel = 'self')]/@href}">
-          <xsl:value-of select="document('../chaosupdates.xml')/atom:feed/atom:title"/>
+        <a href="{document('../chaosupdates.xml')/rdf:RDF/rss:channel/rss:link}">
+          <xsl:value-of select="document('../chaosupdates.xml')/rdf:RDF/rss:channel/rss:title"/>
         </a>
       </h2>
       <ul>
-        <xsl:for-each select="document('../chaosupdates.xml')/atom:feed/atom:entry[position() &lt;= $limit]">
+        <xsl:for-each select="document('../chaosupdates.xml')/rdf:RDF/rss:item[position() &lt;= $limit]">
           <li>
-            <a href="{atom:link[@rel = 'alternate']/@href}">
-              <xsl:value-of select="atom:title"/>
+            <a href="{rss:link}">
+              <xsl:value-of select="rss:title"/>
             </a>
           </li>
         </xsl:for-each>