object_type = $object_type; } /** * Gets a URL list for a sitemap. * * @param int $page_num Page of results. * @param string $object_subtype Optional. Object subtype name. Default empty. * @return array List of URLs for a sitemap. */ public function get_url_list( $page_num, $object_subtype = '' ) { return array(); } /** * Query for determining the number of pages. * * @param string $object_subtype Optional. Object subtype. Default empty. * @return int Total number of pages. */ public function get_max_num_pages( $object_subtype = '' ) { return 0; } }