Ticket #38197: 38197.1.diff

src/wp-includes/comment.php

@@ -2686 +2686 @@
  *
  * @since 0.71
  * @since 4.7.0 `$post_id` can be a WP_Post object.
+ * @since 4.9.6 Returns an array of pingback statuses.
  *
  * @param string $content Post content to check for links. If empty will retrieve from post.
  * @param int|WP_Post $post_id Post Object or ID.
+ * @return bool[] An array of pingback statuses.
  */
 function pingback( $content, $post_id ) {
         include_once( ABSPATH . WPINC . '/class-IXR.php' );
@@ -2746 +2748 @@
          */
         do_action_ref_array( 'pre_ping', array( &$post_links, &$pung, $post->ID ) );
 
+        $ping_status = array();
+
         foreach ( (array) $post_links as $pagelinkedto ) {
                 $pingback_server_url = discover_pingback_server_uri( $pagelinkedto );
 
@@ -2773 +2777 @@
                         // when set to true, this outputs debug messages by itself
                         $client->debug = false;
 
-                        if ( $client->query( 'pingback.ping', $pagelinkedfrom, $pagelinkedto ) || ( isset( $client->error->code ) && 48 == $client->error->code ) ) { // Already registered
+                        if ( $status = $client->query( 'pingback.ping', $pagelinkedfrom, $pagelinkedto )  || ( isset( $client->error->code ) && 48 == $client->error->code ) ) { // Already registered
                                 add_ping( $post, $pagelinkedto );
                         }
+                        $ping_status[ $pagelinkedto ] = $status;
                 }
         }
+        return $ping_status;
 }
 
 /**