. * */ /** * library_item Interface * * This defines how the media file classes should * work, this lists all required functions and the expected * input */ interface library_item extends playable_item { public function get_keywords(); public function get_user_owner(); public function get_default_art_kind(); public function get_description(); public function display_art($thumb, $force = false); public function update(array $data); public static function gc(); } // end interface