return strcmp( $a->$_menu_item_sort_prop, $b->$_menu_item_sort_prop );
}
+/**
+ * Returns if a menu item is valid. Bug #13958
+ *
+ * @since 3.2.0
+ * @access private
+ *
+ * @param object $menu_item The menu item to check
+ * @return bool false if invalid, else true.
+ */
+function _is_valid_nav_menu_item( $item ) {
+ if ( ! empty( $item->_invalid ) )
+ return false;
+
+ return true;
+}
+
/**
* Returns all menu items of a navigation menu.
*
$items = array_map( 'wp_setup_nav_menu_item', $items );
+ if ( ! is_admin() ) // Remove invalid items only in frontend
+ $items = array_filter( $items, '_is_valid_nav_menu_item' );
+
if ( ARRAY_A == $args['output'] ) {
$GLOBALS['_menu_item_sort_prop'] = $args['output_key'];
usort($items, '_sort_nav_menu_items');
if ( 'post_type' == $menu_item->type ) {
$object = get_post_type_object( $menu_item->object );
- $menu_item->type_label = $object->labels->singular_name;
+ if ( $object ) {
+ $menu_item->type_label = $object->labels->singular_name;
+ } else {
+ $menu_item->type_label = $menu_item->object;
+ $menu_item->_invalid = true;
+ }
+
$menu_item->url = get_permalink( $menu_item->object_id );
$original_object = get_post( $menu_item->object_id );
} elseif ( 'taxonomy' == $menu_item->type ) {
$object = get_taxonomy( $menu_item->object );
- $menu_item->type_label = $object->labels->singular_name;
+ if ( $object ) {
+ $menu_item->type_label = $object->labels->singular_name;
+ } else {
+ $menu_item->type_label = $menu_item->object;
+ $menu_item->_invalid = true;
+ }
+
$term_url = get_term_link( (int) $menu_item->object_id, $menu_item->object );
$menu_item->url = !is_wp_error( $term_url ) ? $term_url : '';
$original_title = get_term_field( 'name', $menu_item->object_id, $menu_item->object, 'raw' );
+ if ( is_wp_error( $original_title ) )
+ $original_title = false;
$menu_item->title = '' == $menu_item->post_title ? $original_title : $menu_item->post_title;
} else {
$menu_item->target = empty( $menu_item->target ) ? get_post_meta( $menu_item->ID, '_menu_item_target', true ) : $menu_item->target;
$menu_item->attr_title = empty( $menu_item->attr_title ) ? apply_filters( 'nav_menu_attr_title', $menu_item->post_excerpt ) : $menu_item->attr_title;
- $menu_item->description = empty( $menu_item->description ) ? apply_filters( 'nav_menu_description', $menu_item->post_content ) : $menu_item->description;
+
+ if ( empty( $menu_item->description ) )
+ $menu_item->description = apply_filters( 'nav_menu_description', wp_trim_words( $menu_item->post_content, 200 ) );
$menu_item->classes = empty( $menu_item->classes ) ? (array) get_post_meta( $menu_item->ID, '_menu_item_classes', true ) : $menu_item->classes;
$menu_item->xfn = empty( $menu_item->xfn ) ? get_post_meta( $menu_item->ID, '_menu_item_xfn', true ) : $menu_item->xfn;
$menu_item->url = get_permalink( $menu_item->ID );
$menu_item->target = '';
- $menu_item->attr_title = apply_filters( 'nav_menu_attr_title', $menu_item->post_excerpt );
- $menu_item->description = apply_filters( 'nav_menu_description', $menu_item->post_content );
+ $menu_item->attr_title = apply_filters( 'nav_menu_attr_title', '' );
+ $menu_item->description = apply_filters( 'nav_menu_description', '' );
$menu_item->classes = array();
$menu_item->xfn = '';
}