Ticket #31717: 31717.diff

wp-includes/media.php

@@ -3409 +3409 @@
         );
         $post_id = $wpdb->get_var( $sql );
 
+        /**
+         * Filter an attachment id found by URL.
+         *
+         * @since 4.2.0
+         *
+         * @param int|null $post_id  The post_id (if any) found by the function.
+         * @param string   $url      The URL being looked up.
+         */
+        $post_id = apply_filters( 'attachment_url_to_postid', $post_id, $url );
+
         return (int) $post_id;
 }