2 abstract class FeedItem {
3 abstract function get_id();
4 abstract function get_date();
5 abstract function get_link();
6 abstract function get_title();
7 abstract function get_description();
8 abstract function get_content();
9 abstract function get_comments_url();
10 abstract function get_comments_count();
11 abstract function get_categories();
12 abstract function get_enclosures();
13 abstract function get_author();