Phillip Pearson - Second p0st

tech notes and web hackery from the guy that brought you bzero, python community server, the blogging ecosystem, the new zealand coffee review and the internet topic exchange

2005-12-4

Wordpress Plugins - writing extra elements into RSS feeds

Just trying to get a Wordpress plugin to add extra elements into an RSS feed, and I see that there isn't a proper API hook for this. It would be cool if an action (something like "write_extra_rss_elements") were called at the end of the <item> block. (Is there a plugin API wishlist somewhere?)

For the moment, I see that you can add extra XML into <item> by misusing the the_category_rss filter:

function add_rss_feed_elements($content)
{
   echo "<Look_at_me__I_can_add_elements_to_the_feed__Woohoo__/>\n";
   return $content;
}
add_filter("the_category_rss", 'add_rss_feed_elements');

You can probably do it in a slightly less hacky way by just appending the extra XML to $content, but I haven't tested this yet...

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