Ticket #13543: current_page_parent-back-compat.13543.diff

wp-includes/nav-menu-template.php

@@ -333 +333 @@
                 } elseif (
                         $menu_item->object_id == $queried_object_id &&
                         (
-                                ( ! empty( $home_page_id ) && 'post_type' == $menu_item->type && $wp_query->is_home && $home_page_id = $menu_item->object_id ) ||
+                                ( ! empty( $home_page_id ) && 'post_type' == $menu_item->type && $wp_query->is_home && $home_page_id == $menu_item->object_id ) ||
                                 ( 'post_type' == $menu_item->type && $wp_query->is_singular ) ||
                                 ( 'taxonomy' == $menu_item->type && ( $wp_query->is_category || $wp_query->is_tag || $wp_query->is_tax ) )
                         )
                 ) {
-                        $menu_items[$key]->classes = trim( $menu_item->classes . ' ' . 'current-menu-item' );
+                        $menu_items[$key]->classes = trim( $menu_items[$key]->classes . ' ' . 'current-menu-item' );
                         $active_parent_item_ids[] = (int) $menu_item->menu_item_parent;
                         $active_parent_object_ids[] = (int) $menu_item->post_parent;
                         $active_object = $menu_item->object;
@@ -356 +356 @@
                                 $active_object = $menu_item->object;
                         }
                 }
+                
+                // back-compat with wp_page_menu: add "current_page_parent" to static home page link for any non-page query
+                if ( ! empty( $home_page_id ) && 'post_type' == $menu_item->type && empty( $wp_query->is_page ) && $home_page_id == $menu_item->object_id ) 
+                        $menu_items[$key]->classes = trim( $menu_items[$key]->classes . ' ' . 'current_page_parent' );
         }
 
         $active_parent_item_ids = array_filter( array_unique( $active_parent_item_ids ) );