36C3: Pretalx XML filter out track

README.md

This shell script is added as a cronjob running every minute. The resulting file is available at https://files.jankoppe.de/36c3/chaos-west-schedule-filtered.xml

filter_fahrplan.sh

#!/bin/bash
set -euo pipefail

# requires curl and xmlstarlet

/usr/bin/curl https://fahrplan.chaos-west.de/36c3/schedule/export/schedule.xml -s | /usr/bin/xmlstarlet tr /root/filter_fahrplan.xsl - > /mnt/data/files-jankoppe.de/36c3/chaos-west-schedule-filtered.xml

filter_fahrplan.xsl

<?xml version="1.0" encoding="UTF-8"?>
<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
     xmlns:theia="http://www.theia.org.uk/ILR/2011-12/1">
  <!-- identity template -->
  <xsl:template match="@* | node()">
    <xsl:copy>
      <xsl:apply-templates select="@*|node()"/>
    </xsl:copy>
  </xsl:template>
  <!-- filter based on track value; omit Klangteppich track events -->
  <xsl:template match="schedule/day/room/event[track = 'Klangteppich']"></xsl:template>
</xsl:stylesheet>