Astra_Ext_Nav_Menu_Loader::get_cached_nav_menu_items()

		protected function get_cached_nav_menu_items() {

			$nav_items = get_transient( self::NAV_MENU_TRANSIENT_KEY );

			if ( ! $nav_items ) {
				$nav_items = array();

				$menu_locations = get_nav_menu_locations();

				foreach ( $menu_locations as $menu_id ) {
					$_nav_items = wp_get_nav_menu_items( $menu_id );

					if ( $_nav_items ) {
						$nav_items[ $menu_id ] = $_nav_items;
					}
				}

				set_transient( self::NAV_MENU_TRANSIENT_KEY, $nav_items, WEEK_IN_SECONDS );
			}

			return $nav_items;
		}