xml feed of articles for ExpressionEngine

gistfile1.xml

{preload_replace:master_channel_name="articles"}
{exp:rss:feed channel="{master_channel_name}"}

<?xml version="1.0" encoding="{encoding}"?>
<rss version="2.0"
    xmlns:dc="http://purl.org/dc/elements/1.1/"
    xmlns:sy="http://purl.org/rss/1.0/modules/syndication/"
    xmlns:admin="http://webns.net/mvcb/"
    xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
    xmlns:content="http://purl.org/rss/1.0/modules/content/">

    <channel>

    <title><![CDATA[{channel_name}]]></title>
    <link>{site_url}articles</link>
    <description>A feed of articles</description>
    <dc:language>{channel_language}</dc:language>
    <dc:creator>{webmaster}</dc:creator>
    <dc:rights>Copyright {gmt_date format="%Y"}</dc:rights>
    <dc:date>{gmt_date format="%Y-%m-%dT%H:%i:%s%Q"}</dc:date>
    <admin:generatorAgent rdf:resource="http://expressionengine.com/" />

{exp:channel:entries channel="{master_channel_name}" dynamic="no" orderby="date" disable="member_data|pagination"}
    <item>
      <title><![CDATA[{title}]]></title>
      <link>{structure:parent:url}</link>
      <guid>{page_url}</guid>
      <description><![CDATA[{cf_article_intro}{cf_article_content}]]></description>
      <dc:date>{gmt_entry_date format="%Y-%m-%dT%H:%i:%s%Q"}</dc:date>
    </item>
{/exp:channel:entries}

    </channel>
</rss>

{/exp:rss:feed}