/**
 * Notify search engines of the updated sitemap.
 *
 * @deprecated
 * @see WPSEO_Sitemaps::ping_search_engines()
 *
 * @param string|null $sitemapurl Optional URL to make the ping for.
 */
function wpseo_ping_search_engines($sitemapurl = null)
{
    WPSEO_Sitemaps::ping_search_engines($sitemapurl);
}
 /**
  * After import finished, walk through imported post_types and update info.
  */
 public function status_transition_bulk_finished()
 {
     if (!defined('WP_IMPORTING')) {
         return;
     }
     if (empty($this->importing_post_types)) {
         return;
     }
     $options = WPSEO_Options::get_option('wpseo_xml');
     $ping_search_engines = false;
     foreach ($this->importing_post_types as $post_type) {
         wp_cache_delete('lastpostmodified:gmt:' . $post_type, 'timeinfo');
         // #17455.
         // Just have the cache deleted for nav_menu_item.
         if ('nav_menu_item' === $post_type) {
             continue;
         }
         $option = sprintf('post_types-%s-not_in_sitemap', $post_type);
         if (!isset($options[$option]) || $options[$option] === false) {
             $ping_search_engines = true;
         }
     }
     // Nothing to do.
     if (false === $ping_search_engines) {
         return;
     }
     if (WP_CACHE) {
         do_action('wpseo_hit_sitemap_index');
     }
     WPSEO_Sitemaps::ping_search_engines();
 }