Ticket #27113: 27113.1.diff

src/wp-includes/nav-menu.php

@@ -357 +357 @@
 
         $update = 0 != $menu_item_db_id;
 
-        // Only set the menu term if it isn't set to avoid unnecessary wp_get_object_terms()
-        if ( $menu_id && ( ! $update || ! is_object_in_term( $menu_item_db_id, 'nav_menu', (int) $menu->term_id ) ) )
-                $post['tax_input'] = array( 'nav_menu' => array( intval( $menu->term_id ) ) );
-
         // New menu item. Default is draft status
         if ( ! $update ) {
                 $post['ID'] = 0;
@@ -368 +364 @@
                 $menu_item_db_id = wp_insert_post( $post );
                 if ( ! $menu_item_db_id || is_wp_error( $menu_item_db_id ) )
                         return $menu_item_db_id;
+
+                // Associate the menu item with the menu term
+                if ( $menu_id ) {
+                        wp_set_object_terms( $menu_item_db_id, array( $menu->term_id ), 'nav_menu' );
+                }
         }
 
         if ( 'custom' == $args['menu-item-type'] ) {