Web pages often contain <link> tags that refer to feeds with
content relevant to the particular page.
Zend_Feed enables you to
retrieve all feeds referenced by a web page with one simple method call:
$feedArray = Zend_Feed::findFeeds('http://www.example.com/news.html');
Here the findFeeds() method returns an array of
Zend_Feed_Abstract objects that are referenced by
<link> tags on the news.html web page.
Depending on the type of each feed, each respective entry in the
$feedArray array may be a
Zend_Feed will throw
Zend_Feed_Exception upon failure, such as an
HTTP 404 response code or a malformed feed.