iTunesのPodCastが認識できるXMLを吐きます

feedburner.twig

<?xml version="1.0" encoding="UTF-8" ?>
<rss xmlns:itunes="http://www.itunes.com/DTDs/Podcast-1.0.dtd" version="2.0">
  <channel>
    <title>PodTest</title>
    <link>http://example.com/</link>
    <pubDate>{{ 'now' | date('r') }}</pubDate>
    <language>ja</language>
    <description>ぽどきゃすと</description>
    <itunes:author>さくせいしたひと</itunes:author>
{% for feed in feeds %}
    <item>
      <author>{{ feed.author }}</author>
      <description>{{ feed.description }}話</description>
      <title>{{ feed.title }}</title>
      <pubDate>{{ feed.pubdate | date('r') }}</pubDate>
      <enclosure url="{{ feed.path }}" length="{{ feed.length }}" type="{{ feed.mime }}" />
    </item>
{% endfor %}
  </channel>
</rss>