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<?php |
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/** |
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* Navigation Menu functions |
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* |
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* @package WordPress |
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* @subpackage Nav_Menus |
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* @since 3.0.0 |
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*/ |
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/** |
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* Returns a navigation menu object. |
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* |
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* @since 3.0.0 |
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* |
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* @param string $menu Menu ID, slug, or name. |
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* @return mixed false if $menu param isn't supplied or term does not exist, menu object if successful. |
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*/ |
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function wp_get_nav_menu_object( $menu ) { |
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if ( ! $menu ) |
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return false; |
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$menu_obj = get_term( $menu, 'nav_menu' ); |
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if ( ! $menu_obj ) |
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$menu_obj = get_term_by( 'slug', $menu, 'nav_menu' ); |
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if ( ! $menu_obj ) |
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$menu_obj = get_term_by( 'name', $menu, 'nav_menu' ); |
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if ( ! $menu_obj ) |
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$menu_obj = false; |
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return $menu_obj; |
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} |
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/** |
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* Check if the given ID is a navigation menu. |
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* |
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* Returns true if it is; false otherwise. |
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* |
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* @since 3.0.0 |
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* |
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* @param int|string $menu The menu to check (ID, slug, or name). |
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* @return bool Whether the menu exists. |
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*/ |
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function is_nav_menu( $menu ) { |
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if ( ! $menu ) |
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return false; |
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$menu_obj = wp_get_nav_menu_object( $menu ); |
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if ( |
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$menu_obj && |
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! is_wp_error( $menu_obj ) && |
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! empty( $menu_obj->taxonomy ) && |
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'nav_menu' == $menu_obj->taxonomy |
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) |
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return true; |
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return false; |
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} |
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/** |
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* Register navigation menus for a theme. |
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* |
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* @since 3.0.0 |
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* |
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* @param array $locations Associative array of menu location identifiers (like a slug) and descriptive text. |
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*/ |
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function register_nav_menus( $locations = array() ) { |
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global $_wp_registered_nav_menus; |
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add_theme_support( 'menus' ); |
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$_wp_registered_nav_menus = array_merge( (array) $_wp_registered_nav_menus, $locations ); |
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} |
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/** |
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* Unregisters a navigation menu for a theme. |
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* |
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* @param string $location The menu location identifier. |
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* @return bool True on success, false on failure. |
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*/ |
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function unregister_nav_menu( $location ) { |
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global $_wp_registered_nav_menus; |
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if ( is_array( $_wp_registered_nav_menus ) && isset( $_wp_registered_nav_menus[$location] ) ) { |
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unset( $_wp_registered_nav_menus[$location] ); |
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if ( empty( $_wp_registered_nav_menus ) ) { |
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_remove_theme_support( 'menus' ); |
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} |
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return true; |
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} |
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return false; |
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} |
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/** |
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* Register a navigation menu for a theme. |
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* |
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* @since 3.0.0 |
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* |
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* @param string $location Menu location identifier, like a slug. |
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* @param string $description Menu location descriptive text. |
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*/ |
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function register_nav_menu( $location, $description ) { |
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register_nav_menus( array( $location => $description ) ); |
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} |
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/** |
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* Returns an array of all registered navigation menus in a theme |
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* |
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* @since 3.0.0 |
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* @return array |
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*/ |
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function get_registered_nav_menus() { |
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global $_wp_registered_nav_menus; |
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if ( isset( $_wp_registered_nav_menus ) ) |
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return $_wp_registered_nav_menus; |
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return array(); |
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} |
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/** |
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* Returns an array with the registered navigation menu locations and the menu assigned to it |
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* |
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* @since 3.0.0 |
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* @return array |
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*/ |
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function get_nav_menu_locations() { |
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$locations = get_theme_mod( 'nav_menu_locations' ); |
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return ( is_array( $locations ) ) ? $locations : array(); |
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} |
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/** |
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* Whether a registered nav menu location has a menu assigned to it. |
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* |
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* @since 3.0.0 |
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* @param string $location Menu location identifier. |
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* @return bool Whether location has a menu. |
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*/ |
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function has_nav_menu( $location ) { |
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$registered_nav_menus = get_registered_nav_menus(); |
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if ( ! isset( $registered_nav_menus[ $location ] ) ) { |
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return false; |
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} |
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$locations = get_nav_menu_locations(); |
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return ( ! empty( $locations[ $location ] ) ); |
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} |
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/** |
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* Determine whether the given ID is a nav menu item. |
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* |
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* @since 3.0.0 |
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* |
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* @param int $menu_item_id The ID of the potential nav menu item. |
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* @return bool Whether the given ID is that of a nav menu item. |
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*/ |
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function is_nav_menu_item( $menu_item_id = 0 ) { |
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return ( ! is_wp_error( $menu_item_id ) && ( 'nav_menu_item' == get_post_type( $menu_item_id ) ) ); |
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} |
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/** |
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* Create a Navigation Menu. |
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* |
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* @since 3.0.0 |
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* |
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* @param string $menu_name Menu name. |
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* @return int|WP_Error Menu ID on success, WP_Error object on failure. |
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*/ |
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function wp_create_nav_menu( $menu_name ) { |
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return wp_update_nav_menu_object( 0, array( 'menu-name' => $menu_name ) ); |
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} |
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/** |
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* Delete a Navigation Menu. |
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* |
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* @since 3.0.0 |
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* |
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* @param string $menu Menu ID, slug, or name. |
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* @return bool|WP_Error True on success, false or WP_Error object on failure. |
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*/ |
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function wp_delete_nav_menu( $menu ) { |
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$menu = wp_get_nav_menu_object( $menu ); |
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if ( ! $menu ) |
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return false; |
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$menu_objects = get_objects_in_term( $menu->term_id, 'nav_menu' ); |
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if ( ! empty( $menu_objects ) ) { |
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foreach ( $menu_objects as $item ) { |
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wp_delete_post( $item ); |
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} |
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} |
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$result = wp_delete_term( $menu->term_id, 'nav_menu' ); |
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// Remove this menu from any locations. |
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$locations = get_nav_menu_locations(); |
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foreach ( $locations as $location => $menu_id ) { |
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if ( $menu_id == $menu->term_id ) |
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$locations[ $location ] = 0; |
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} |
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set_theme_mod( 'nav_menu_locations', $locations ); |
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if ( $result && !is_wp_error($result) ) |
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/** |
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* Fires after a navigation menu has been successfully deleted. |
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* |
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* @since 3.0.0 |
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* |
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* @param int $term_id ID of the deleted menu. |
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*/ |
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do_action( 'wp_delete_nav_menu', $menu->term_id ); |
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return $result; |
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} |
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/** |
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* Save the properties of a menu or create a new menu with those properties. |
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* |
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* @since 3.0.0 |
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* |
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* @param int $menu_id The ID of the menu or "0" to create a new menu. |
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* @param array $menu_data The array of menu data. |
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* @return int|WP_Error Menu ID on success, WP_Error object on failure. |
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*/ |
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function wp_update_nav_menu_object( $menu_id = 0, $menu_data = array() ) { |
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$menu_id = (int) $menu_id; |
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$_menu = wp_get_nav_menu_object( $menu_id ); |
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$args = array( |
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'description' => ( isset( $menu_data['description'] ) ? $menu_data['description'] : '' ), |
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'name' => ( isset( $menu_data['menu-name'] ) ? $menu_data['menu-name'] : '' ), |
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'parent' => ( isset( $menu_data['parent'] ) ? (int) $menu_data['parent'] : 0 ), |
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'slug' => null, |
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); |
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// double-check that we're not going to have one menu take the name of another |
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$_possible_existing = get_term_by( 'name', $menu_data['menu-name'], 'nav_menu' ); |
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if ( |
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$_possible_existing && |
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! is_wp_error( $_possible_existing ) && |
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isset( $_possible_existing->term_id ) && |
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$_possible_existing->term_id != $menu_id |
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) |
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return new WP_Error( 'menu_exists', sprintf( __('The menu name <strong>%s</strong> conflicts with another menu name. Please try another.'), esc_html( $menu_data['menu-name'] ) ) ); |
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// menu doesn't already exist, so create a new menu |
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if ( ! $_menu || is_wp_error( $_menu ) ) { |
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$menu_exists = get_term_by( 'name', $menu_data['menu-name'], 'nav_menu' ); |
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if ( $menu_exists ) |
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return new WP_Error( 'menu_exists', sprintf( __('The menu name <strong>%s</strong> conflicts with another menu name. Please try another.'), esc_html( $menu_data['menu-name'] ) ) ); |
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$_menu = wp_insert_term( $menu_data['menu-name'], 'nav_menu', $args ); |
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if ( is_wp_error( $_menu ) ) |
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return $_menu; |
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/** |
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* Fires after a navigation menu is successfully created. |
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* |
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* @since 3.0.0 |
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* |
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* @param int $term_id ID of the new menu. |
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* @param array $menu_data An array of menu data. |
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*/ |
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do_action( 'wp_create_nav_menu', $_menu['term_id'], $menu_data ); |
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return (int) $_menu['term_id']; |
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} |
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if ( ! $_menu || ! isset( $_menu->term_id ) ) |
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return 0; |
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$menu_id = (int) $_menu->term_id; |
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$update_response = wp_update_term( $menu_id, 'nav_menu', $args ); |
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280 |
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if ( is_wp_error( $update_response ) ) |
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return $update_response; |
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5
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/** |
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* Fires after a navigation menu has been successfully updated. |
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* |
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* @since 3.0.0 |
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* |
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* @param int $menu_id ID of the updated menu. |
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* @param array $menu_data An array of menu data. |
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*/ |
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do_action( 'wp_update_nav_menu', $menu_id, $menu_data ); |
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return $menu_id; |
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} |
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/** |
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* Save the properties of a menu item or create a new one. |
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* |
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* @since 3.0.0 |
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* |
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* @param int $menu_id The ID of the menu. Required. If "0", makes the menu item a draft orphan. |
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* @param int $menu_item_db_id The ID of the menu item. If "0", creates a new menu item. |
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* @param array $menu_item_data The menu item's data. |
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* @return int|WP_Error The menu item's database ID or WP_Error object on failure. |
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*/ |
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function wp_update_nav_menu_item( $menu_id = 0, $menu_item_db_id = 0, $menu_item_data = array() ) { |
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$menu_id = (int) $menu_id; |
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$menu_item_db_id = (int) $menu_item_db_id; |
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309 |
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// make sure that we don't convert non-nav_menu_item objects into nav_menu_item objects |
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if ( ! empty( $menu_item_db_id ) && ! is_nav_menu_item( $menu_item_db_id ) ) |
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return new WP_Error( 'update_nav_menu_item_failed', __( 'The given object ID is not that of a menu item.' ) ); |
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$menu = wp_get_nav_menu_object( $menu_id ); |
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if ( ! $menu && 0 !== $menu_id ) { |
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return new WP_Error( 'invalid_menu_id', __( 'Invalid menu ID.' ) ); |
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} |
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319 |
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320 |
if ( is_wp_error( $menu ) ) { |
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0
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return $menu; |
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5
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} |
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0
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323 |
|
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$defaults = array( |
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325 |
'menu-item-db-id' => $menu_item_db_id, |
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'menu-item-object-id' => 0, |
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'menu-item-object' => '', |
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'menu-item-parent-id' => 0, |
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'menu-item-position' => 0, |
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'menu-item-type' => 'custom', |
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'menu-item-title' => '', |
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'menu-item-url' => '', |
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'menu-item-description' => '', |
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'menu-item-attr-title' => '', |
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'menu-item-target' => '', |
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'menu-item-classes' => '', |
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'menu-item-xfn' => '', |
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'menu-item-status' => '', |
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); |
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$args = wp_parse_args( $menu_item_data, $defaults ); |
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342 |
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343 |
if ( 0 == $menu_id ) { |
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$args['menu-item-position'] = 1; |
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345 |
} elseif ( 0 == (int) $args['menu-item-position'] ) { |
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346 |
$menu_items = 0 == $menu_id ? array() : (array) wp_get_nav_menu_items( $menu_id, array( 'post_status' => 'publish,draft' ) ); |
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$last_item = array_pop( $menu_items ); |
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$args['menu-item-position'] = ( $last_item && isset( $last_item->menu_order ) ) ? 1 + $last_item->menu_order : count( $menu_items ); |
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} |
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350 |
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351 |
$original_parent = 0 < $menu_item_db_id ? get_post_field( 'post_parent', $menu_item_db_id ) : 0; |
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352 |
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353 |
if ( 'custom' != $args['menu-item-type'] ) { |
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354 |
/* if non-custom menu item, then: |
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355 |
* use original object's URL |
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356 |
* blank default title to sync with original object's |
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*/ |
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358 |
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359 |
$args['menu-item-url'] = ''; |
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360 |
|
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361 |
$original_title = ''; |
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362 |
if ( 'taxonomy' == $args['menu-item-type'] ) { |
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363 |
$original_parent = get_term_field( 'parent', $args['menu-item-object-id'], $args['menu-item-object'], 'raw' ); |
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364 |
$original_title = get_term_field( 'name', $args['menu-item-object-id'], $args['menu-item-object'], 'raw' ); |
|
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365 |
} elseif ( 'post_type' == $args['menu-item-type'] ) { |
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366 |
|
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367 |
$original_object = get_post( $args['menu-item-object-id'] ); |
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368 |
$original_parent = (int) $original_object->post_parent; |
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369 |
$original_title = $original_object->post_title; |
|
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370 |
} |
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371 |
|
|
|
372 |
if ( $args['menu-item-title'] == $original_title ) |
|
|
373 |
$args['menu-item-title'] = ''; |
|
|
374 |
|
|
|
375 |
// hack to get wp to create a post object when too many properties are empty |
|
|
376 |
if ( '' == $args['menu-item-title'] && '' == $args['menu-item-description'] ) |
|
|
377 |
$args['menu-item-description'] = ' '; |
|
|
378 |
} |
|
|
379 |
|
|
|
380 |
// Populate the menu item object |
|
|
381 |
$post = array( |
|
|
382 |
'menu_order' => $args['menu-item-position'], |
|
|
383 |
'ping_status' => 0, |
|
|
384 |
'post_content' => $args['menu-item-description'], |
|
|
385 |
'post_excerpt' => $args['menu-item-attr-title'], |
|
|
386 |
'post_parent' => $original_parent, |
|
|
387 |
'post_title' => $args['menu-item-title'], |
|
|
388 |
'post_type' => 'nav_menu_item', |
|
|
389 |
); |
|
|
390 |
|
|
|
391 |
$update = 0 != $menu_item_db_id; |
|
|
392 |
|
|
|
393 |
// New menu item. Default is draft status |
|
|
394 |
if ( ! $update ) { |
|
|
395 |
$post['ID'] = 0; |
|
|
396 |
$post['post_status'] = 'publish' == $args['menu-item-status'] ? 'publish' : 'draft'; |
|
|
397 |
$menu_item_db_id = wp_insert_post( $post ); |
|
|
398 |
if ( ! $menu_item_db_id || is_wp_error( $menu_item_db_id ) ) |
|
|
399 |
return $menu_item_db_id; |
|
|
400 |
} |
|
|
401 |
|
|
5
|
402 |
// Associate the menu item with the menu term |
|
|
403 |
// Only set the menu term if it isn't set to avoid unnecessary wp_get_object_terms() |
|
|
404 |
if ( $menu_id && ( ! $update || ! is_object_in_term( $menu_item_db_id, 'nav_menu', (int) $menu->term_id ) ) ) { |
|
|
405 |
wp_set_object_terms( $menu_item_db_id, array( $menu->term_id ), 'nav_menu' ); |
|
|
406 |
} |
|
|
407 |
|
|
0
|
408 |
if ( 'custom' == $args['menu-item-type'] ) { |
|
|
409 |
$args['menu-item-object-id'] = $menu_item_db_id; |
|
|
410 |
$args['menu-item-object'] = 'custom'; |
|
|
411 |
} |
|
|
412 |
|
|
|
413 |
$menu_item_db_id = (int) $menu_item_db_id; |
|
|
414 |
|
|
|
415 |
update_post_meta( $menu_item_db_id, '_menu_item_type', sanitize_key($args['menu-item-type']) ); |
|
|
416 |
update_post_meta( $menu_item_db_id, '_menu_item_menu_item_parent', strval( (int) $args['menu-item-parent-id'] ) ); |
|
|
417 |
update_post_meta( $menu_item_db_id, '_menu_item_object_id', strval( (int) $args['menu-item-object-id'] ) ); |
|
|
418 |
update_post_meta( $menu_item_db_id, '_menu_item_object', sanitize_key($args['menu-item-object']) ); |
|
|
419 |
update_post_meta( $menu_item_db_id, '_menu_item_target', sanitize_key($args['menu-item-target']) ); |
|
|
420 |
|
|
|
421 |
$args['menu-item-classes'] = array_map( 'sanitize_html_class', explode( ' ', $args['menu-item-classes'] ) ); |
|
|
422 |
$args['menu-item-xfn'] = implode( ' ', array_map( 'sanitize_html_class', explode( ' ', $args['menu-item-xfn'] ) ) ); |
|
|
423 |
update_post_meta( $menu_item_db_id, '_menu_item_classes', $args['menu-item-classes'] ); |
|
|
424 |
update_post_meta( $menu_item_db_id, '_menu_item_xfn', $args['menu-item-xfn'] ); |
|
|
425 |
update_post_meta( $menu_item_db_id, '_menu_item_url', esc_url_raw($args['menu-item-url']) ); |
|
|
426 |
|
|
|
427 |
if ( 0 == $menu_id ) |
|
|
428 |
update_post_meta( $menu_item_db_id, '_menu_item_orphaned', (string) time() ); |
|
|
429 |
elseif ( get_post_meta( $menu_item_db_id, '_menu_item_orphaned' ) ) |
|
|
430 |
delete_post_meta( $menu_item_db_id, '_menu_item_orphaned' ); |
|
|
431 |
|
|
|
432 |
// Update existing menu item. Default is publish status |
|
|
433 |
if ( $update ) { |
|
|
434 |
$post['ID'] = $menu_item_db_id; |
|
|
435 |
$post['post_status'] = 'draft' == $args['menu-item-status'] ? 'draft' : 'publish'; |
|
|
436 |
wp_update_post( $post ); |
|
|
437 |
} |
|
|
438 |
|
|
5
|
439 |
/** |
|
|
440 |
* Fires after a navigation menu item has been updated. |
|
|
441 |
* |
|
|
442 |
* @since 3.0.0 |
|
|
443 |
* |
|
|
444 |
* @see wp_update_nav_menu_item() |
|
|
445 |
* |
|
|
446 |
* @param int $menu_id ID of the updated menu. |
|
|
447 |
* @param int $menu_item_db_id ID of the updated menu item. |
|
|
448 |
* @param array $args An array of arguments used to update a menu item. |
|
|
449 |
*/ |
|
|
450 |
do_action( 'wp_update_nav_menu_item', $menu_id, $menu_item_db_id, $args ); |
|
0
|
451 |
|
|
|
452 |
return $menu_item_db_id; |
|
|
453 |
} |
|
|
454 |
|
|
|
455 |
/** |
|
|
456 |
* Returns all navigation menu objects. |
|
|
457 |
* |
|
|
458 |
* @since 3.0.0 |
|
5
|
459 |
* @since 4.1.0 Default value of the 'orderby' argument was changed from 'none' |
|
|
460 |
* to 'name'. |
|
0
|
461 |
* |
|
5
|
462 |
* @param array $args Optional. Array of arguments passed on to {@see get_terms()}. |
|
|
463 |
* Default empty array. |
|
|
464 |
* @return array Menu objects. |
|
0
|
465 |
*/ |
|
|
466 |
function wp_get_nav_menus( $args = array() ) { |
|
5
|
467 |
$defaults = array( 'hide_empty' => false, 'orderby' => 'name' ); |
|
0
|
468 |
$args = wp_parse_args( $args, $defaults ); |
|
5
|
469 |
|
|
|
470 |
/** |
|
|
471 |
* Filter the navigation menu objects being returned. |
|
|
472 |
* |
|
|
473 |
* @since 3.0.0 |
|
|
474 |
* |
|
|
475 |
* @see get_terms() |
|
|
476 |
* |
|
|
477 |
* @param array $menus An array of menu objects. |
|
|
478 |
* @param array $args An array of arguments used to retrieve menu objects. |
|
|
479 |
*/ |
|
0
|
480 |
return apply_filters( 'wp_get_nav_menus', get_terms( 'nav_menu', $args), $args ); |
|
|
481 |
} |
|
|
482 |
|
|
|
483 |
/** |
|
|
484 |
* Sort menu items by the desired key. |
|
|
485 |
* |
|
|
486 |
* @since 3.0.0 |
|
|
487 |
* @access private |
|
|
488 |
* |
|
|
489 |
* @param object $a The first object to compare |
|
|
490 |
* @param object $b The second object to compare |
|
|
491 |
* @return int -1, 0, or 1 if $a is considered to be respectively less than, equal to, or greater than $b. |
|
|
492 |
*/ |
|
|
493 |
function _sort_nav_menu_items( $a, $b ) { |
|
|
494 |
global $_menu_item_sort_prop; |
|
|
495 |
|
|
|
496 |
if ( empty( $_menu_item_sort_prop ) ) |
|
|
497 |
return 0; |
|
|
498 |
|
|
|
499 |
if ( ! isset( $a->$_menu_item_sort_prop ) || ! isset( $b->$_menu_item_sort_prop ) ) |
|
|
500 |
return 0; |
|
|
501 |
|
|
|
502 |
$_a = (int) $a->$_menu_item_sort_prop; |
|
|
503 |
$_b = (int) $b->$_menu_item_sort_prop; |
|
|
504 |
|
|
|
505 |
if ( $a->$_menu_item_sort_prop == $b->$_menu_item_sort_prop ) |
|
|
506 |
return 0; |
|
|
507 |
elseif ( $_a == $a->$_menu_item_sort_prop && $_b == $b->$_menu_item_sort_prop ) |
|
|
508 |
return $_a < $_b ? -1 : 1; |
|
|
509 |
else |
|
|
510 |
return strcmp( $a->$_menu_item_sort_prop, $b->$_menu_item_sort_prop ); |
|
|
511 |
} |
|
|
512 |
|
|
|
513 |
/** |
|
5
|
514 |
* Return if a menu item is valid. |
|
|
515 |
* |
|
|
516 |
* @link https://core.trac.wordpress.org/ticket/13958 |
|
0
|
517 |
* |
|
|
518 |
* @since 3.2.0 |
|
|
519 |
* @access private |
|
|
520 |
* |
|
5
|
521 |
* @param object $item The menu item to check. |
|
|
522 |
* @return bool False if invalid, otherwise true. |
|
0
|
523 |
*/ |
|
|
524 |
function _is_valid_nav_menu_item( $item ) { |
|
|
525 |
if ( ! empty( $item->_invalid ) ) |
|
|
526 |
return false; |
|
|
527 |
|
|
|
528 |
return true; |
|
|
529 |
} |
|
|
530 |
|
|
|
531 |
/** |
|
5
|
532 |
* Return all menu items of a navigation menu. |
|
0
|
533 |
* |
|
|
534 |
* @since 3.0.0 |
|
|
535 |
* |
|
5
|
536 |
* @param string $menu Menu name, ID, or slug. |
|
|
537 |
* @param array $args Optional. Arguments to pass to {@see get_posts()}. |
|
|
538 |
* @return mixed $items Array of menu items, otherwise false. |
|
0
|
539 |
*/ |
|
|
540 |
function wp_get_nav_menu_items( $menu, $args = array() ) { |
|
|
541 |
$menu = wp_get_nav_menu_object( $menu ); |
|
|
542 |
|
|
|
543 |
if ( ! $menu ) |
|
|
544 |
return false; |
|
|
545 |
|
|
|
546 |
static $fetched = array(); |
|
|
547 |
|
|
|
548 |
$items = get_objects_in_term( $menu->term_id, 'nav_menu' ); |
|
|
549 |
|
|
|
550 |
if ( empty( $items ) ) |
|
|
551 |
return $items; |
|
|
552 |
|
|
|
553 |
$defaults = array( 'order' => 'ASC', 'orderby' => 'menu_order', 'post_type' => 'nav_menu_item', |
|
|
554 |
'post_status' => 'publish', 'output' => ARRAY_A, 'output_key' => 'menu_order', 'nopaging' => true ); |
|
|
555 |
$args = wp_parse_args( $args, $defaults ); |
|
5
|
556 |
$args['include'] = $items; |
|
0
|
557 |
|
|
|
558 |
$items = get_posts( $args ); |
|
|
559 |
|
|
|
560 |
if ( is_wp_error( $items ) || ! is_array( $items ) ) |
|
|
561 |
return false; |
|
|
562 |
|
|
|
563 |
// Get all posts and terms at once to prime the caches |
|
|
564 |
if ( empty( $fetched[$menu->term_id] ) || wp_using_ext_object_cache() ) { |
|
|
565 |
$fetched[$menu->term_id] = true; |
|
|
566 |
$posts = array(); |
|
|
567 |
$terms = array(); |
|
|
568 |
foreach ( $items as $item ) { |
|
|
569 |
$object_id = get_post_meta( $item->ID, '_menu_item_object_id', true ); |
|
|
570 |
$object = get_post_meta( $item->ID, '_menu_item_object', true ); |
|
|
571 |
$type = get_post_meta( $item->ID, '_menu_item_type', true ); |
|
|
572 |
|
|
|
573 |
if ( 'post_type' == $type ) |
|
|
574 |
$posts[$object][] = $object_id; |
|
|
575 |
elseif ( 'taxonomy' == $type) |
|
|
576 |
$terms[$object][] = $object_id; |
|
|
577 |
} |
|
|
578 |
|
|
|
579 |
if ( ! empty( $posts ) ) { |
|
|
580 |
foreach ( array_keys($posts) as $post_type ) { |
|
|
581 |
get_posts( array('post__in' => $posts[$post_type], 'post_type' => $post_type, 'nopaging' => true, 'update_post_term_cache' => false) ); |
|
|
582 |
} |
|
|
583 |
} |
|
|
584 |
unset($posts); |
|
|
585 |
|
|
|
586 |
if ( ! empty( $terms ) ) { |
|
|
587 |
foreach ( array_keys($terms) as $taxonomy ) { |
|
|
588 |
get_terms($taxonomy, array('include' => $terms[$taxonomy]) ); |
|
|
589 |
} |
|
|
590 |
} |
|
|
591 |
unset($terms); |
|
|
592 |
} |
|
|
593 |
|
|
|
594 |
$items = array_map( 'wp_setup_nav_menu_item', $items ); |
|
|
595 |
|
|
|
596 |
if ( ! is_admin() ) // Remove invalid items only in frontend |
|
|
597 |
$items = array_filter( $items, '_is_valid_nav_menu_item' ); |
|
|
598 |
|
|
|
599 |
if ( ARRAY_A == $args['output'] ) { |
|
|
600 |
$GLOBALS['_menu_item_sort_prop'] = $args['output_key']; |
|
|
601 |
usort($items, '_sort_nav_menu_items'); |
|
|
602 |
$i = 1; |
|
|
603 |
foreach( $items as $k => $item ) { |
|
|
604 |
$items[$k]->$args['output_key'] = $i++; |
|
|
605 |
} |
|
|
606 |
} |
|
|
607 |
|
|
5
|
608 |
/** |
|
|
609 |
* Filter the navigation menu items being returned. |
|
|
610 |
* |
|
|
611 |
* @since 3.0.0 |
|
|
612 |
* |
|
|
613 |
* @param array $items An array of menu item post objects. |
|
|
614 |
* @param object $menu The menu object. |
|
|
615 |
* @param array $args An array of arguments used to retrieve menu item objects. |
|
|
616 |
*/ |
|
0
|
617 |
return apply_filters( 'wp_get_nav_menu_items', $items, $menu, $args ); |
|
|
618 |
} |
|
|
619 |
|
|
|
620 |
/** |
|
|
621 |
* Decorates a menu item object with the shared navigation menu item properties. |
|
|
622 |
* |
|
|
623 |
* Properties: |
|
|
624 |
* - db_id: The DB ID of this item as a nav_menu_item object, if it exists (0 if it doesn't exist). |
|
|
625 |
* - object_id: The DB ID of the original object this menu item represents, e.g. ID for posts and term_id for categories. |
|
|
626 |
* - type: The family of objects originally represented, such as "post_type" or "taxonomy." |
|
|
627 |
* - object: The type of object originally represented, such as "category," "post", or "attachment." |
|
|
628 |
* - type_label: The singular label used to describe this type of menu item. |
|
|
629 |
* - post_parent: The DB ID of the original object's parent object, if any (0 otherwise). |
|
|
630 |
* - menu_item_parent: The DB ID of the nav_menu_item that is this item's menu parent, if any. 0 otherwise. |
|
|
631 |
* - url: The URL to which this menu item points. |
|
|
632 |
* - title: The title of this menu item. |
|
|
633 |
* - target: The target attribute of the link element for this menu item. |
|
|
634 |
* - attr_title: The title attribute of the link element for this menu item. |
|
|
635 |
* - classes: The array of class attribute values for the link element of this menu item. |
|
|
636 |
* - xfn: The XFN relationship expressed in the link of this menu item. |
|
|
637 |
* - description: The description of this menu item. |
|
|
638 |
* |
|
|
639 |
* @since 3.0.0 |
|
|
640 |
* |
|
|
641 |
* @param object $menu_item The menu item to modify. |
|
|
642 |
* @return object $menu_item The menu item with standard menu item properties. |
|
|
643 |
*/ |
|
|
644 |
function wp_setup_nav_menu_item( $menu_item ) { |
|
|
645 |
if ( isset( $menu_item->post_type ) ) { |
|
|
646 |
if ( 'nav_menu_item' == $menu_item->post_type ) { |
|
|
647 |
$menu_item->db_id = (int) $menu_item->ID; |
|
|
648 |
$menu_item->menu_item_parent = empty( $menu_item->menu_item_parent ) ? get_post_meta( $menu_item->ID, '_menu_item_menu_item_parent', true ) : $menu_item->menu_item_parent; |
|
|
649 |
$menu_item->object_id = empty( $menu_item->object_id ) ? get_post_meta( $menu_item->ID, '_menu_item_object_id', true ) : $menu_item->object_id; |
|
|
650 |
$menu_item->object = empty( $menu_item->object ) ? get_post_meta( $menu_item->ID, '_menu_item_object', true ) : $menu_item->object; |
|
|
651 |
$menu_item->type = empty( $menu_item->type ) ? get_post_meta( $menu_item->ID, '_menu_item_type', true ) : $menu_item->type; |
|
|
652 |
|
|
|
653 |
if ( 'post_type' == $menu_item->type ) { |
|
|
654 |
$object = get_post_type_object( $menu_item->object ); |
|
|
655 |
if ( $object ) { |
|
|
656 |
$menu_item->type_label = $object->labels->singular_name; |
|
|
657 |
} else { |
|
|
658 |
$menu_item->type_label = $menu_item->object; |
|
|
659 |
$menu_item->_invalid = true; |
|
|
660 |
} |
|
|
661 |
|
|
|
662 |
$menu_item->url = get_permalink( $menu_item->object_id ); |
|
|
663 |
|
|
|
664 |
$original_object = get_post( $menu_item->object_id ); |
|
|
665 |
$original_title = $original_object->post_title; |
|
5
|
666 |
|
|
|
667 |
if ( '' === $original_title ) { |
|
|
668 |
$original_title = sprintf( __( '#%d (no title)' ), $original_object->ID ); |
|
|
669 |
} |
|
|
670 |
|
|
0
|
671 |
$menu_item->title = '' == $menu_item->post_title ? $original_title : $menu_item->post_title; |
|
|
672 |
|
|
|
673 |
} elseif ( 'taxonomy' == $menu_item->type ) { |
|
|
674 |
$object = get_taxonomy( $menu_item->object ); |
|
|
675 |
if ( $object ) { |
|
|
676 |
$menu_item->type_label = $object->labels->singular_name; |
|
|
677 |
} else { |
|
|
678 |
$menu_item->type_label = $menu_item->object; |
|
|
679 |
$menu_item->_invalid = true; |
|
|
680 |
} |
|
|
681 |
|
|
|
682 |
$term_url = get_term_link( (int) $menu_item->object_id, $menu_item->object ); |
|
|
683 |
$menu_item->url = !is_wp_error( $term_url ) ? $term_url : ''; |
|
|
684 |
|
|
|
685 |
$original_title = get_term_field( 'name', $menu_item->object_id, $menu_item->object, 'raw' ); |
|
|
686 |
if ( is_wp_error( $original_title ) ) |
|
|
687 |
$original_title = false; |
|
|
688 |
$menu_item->title = '' == $menu_item->post_title ? $original_title : $menu_item->post_title; |
|
|
689 |
|
|
|
690 |
} else { |
|
5
|
691 |
$menu_item->type_label = __('Custom Link'); |
|
0
|
692 |
$menu_item->title = $menu_item->post_title; |
|
|
693 |
$menu_item->url = empty( $menu_item->url ) ? get_post_meta( $menu_item->ID, '_menu_item_url', true ) : $menu_item->url; |
|
|
694 |
} |
|
|
695 |
|
|
|
696 |
$menu_item->target = empty( $menu_item->target ) ? get_post_meta( $menu_item->ID, '_menu_item_target', true ) : $menu_item->target; |
|
|
697 |
|
|
5
|
698 |
/** |
|
|
699 |
* Filter a navigation menu item's title attribute. |
|
|
700 |
* |
|
|
701 |
* @since 3.0.0 |
|
|
702 |
* |
|
|
703 |
* @param string $item_title The menu item title attribute. |
|
|
704 |
*/ |
|
0
|
705 |
$menu_item->attr_title = empty( $menu_item->attr_title ) ? apply_filters( 'nav_menu_attr_title', $menu_item->post_excerpt ) : $menu_item->attr_title; |
|
|
706 |
|
|
5
|
707 |
if ( empty( $menu_item->description ) ) { |
|
|
708 |
/** |
|
|
709 |
* Filter a navigation menu item's description. |
|
|
710 |
* |
|
|
711 |
* @since 3.0.0 |
|
|
712 |
* |
|
|
713 |
* @param string $description The menu item description. |
|
|
714 |
*/ |
|
|
715 |
$menu_item->description = apply_filters( 'nav_menu_description', wp_trim_words( $menu_item->post_content, 200 ) ); |
|
|
716 |
} |
|
0
|
717 |
|
|
|
718 |
$menu_item->classes = empty( $menu_item->classes ) ? (array) get_post_meta( $menu_item->ID, '_menu_item_classes', true ) : $menu_item->classes; |
|
|
719 |
$menu_item->xfn = empty( $menu_item->xfn ) ? get_post_meta( $menu_item->ID, '_menu_item_xfn', true ) : $menu_item->xfn; |
|
|
720 |
} else { |
|
|
721 |
$menu_item->db_id = 0; |
|
|
722 |
$menu_item->menu_item_parent = 0; |
|
|
723 |
$menu_item->object_id = (int) $menu_item->ID; |
|
|
724 |
$menu_item->type = 'post_type'; |
|
|
725 |
|
|
|
726 |
$object = get_post_type_object( $menu_item->post_type ); |
|
|
727 |
$menu_item->object = $object->name; |
|
|
728 |
$menu_item->type_label = $object->labels->singular_name; |
|
|
729 |
|
|
|
730 |
if ( '' === $menu_item->post_title ) |
|
|
731 |
$menu_item->post_title = sprintf( __( '#%d (no title)' ), $menu_item->ID ); |
|
|
732 |
|
|
|
733 |
$menu_item->title = $menu_item->post_title; |
|
|
734 |
$menu_item->url = get_permalink( $menu_item->ID ); |
|
|
735 |
$menu_item->target = ''; |
|
|
736 |
|
|
5
|
737 |
/** This filter is documented in wp-includes/nav-menu.php */ |
|
0
|
738 |
$menu_item->attr_title = apply_filters( 'nav_menu_attr_title', '' ); |
|
5
|
739 |
|
|
|
740 |
/** This filter is documented in wp-includes/nav-menu.php */ |
|
0
|
741 |
$menu_item->description = apply_filters( 'nav_menu_description', '' ); |
|
|
742 |
$menu_item->classes = array(); |
|
|
743 |
$menu_item->xfn = ''; |
|
|
744 |
} |
|
|
745 |
} elseif ( isset( $menu_item->taxonomy ) ) { |
|
|
746 |
$menu_item->ID = $menu_item->term_id; |
|
|
747 |
$menu_item->db_id = 0; |
|
|
748 |
$menu_item->menu_item_parent = 0; |
|
|
749 |
$menu_item->object_id = (int) $menu_item->term_id; |
|
|
750 |
$menu_item->post_parent = (int) $menu_item->parent; |
|
|
751 |
$menu_item->type = 'taxonomy'; |
|
|
752 |
|
|
|
753 |
$object = get_taxonomy( $menu_item->taxonomy ); |
|
|
754 |
$menu_item->object = $object->name; |
|
|
755 |
$menu_item->type_label = $object->labels->singular_name; |
|
|
756 |
|
|
|
757 |
$menu_item->title = $menu_item->name; |
|
|
758 |
$menu_item->url = get_term_link( $menu_item, $menu_item->taxonomy ); |
|
|
759 |
$menu_item->target = ''; |
|
|
760 |
$menu_item->attr_title = ''; |
|
|
761 |
$menu_item->description = get_term_field( 'description', $menu_item->term_id, $menu_item->taxonomy ); |
|
|
762 |
$menu_item->classes = array(); |
|
|
763 |
$menu_item->xfn = ''; |
|
|
764 |
|
|
|
765 |
} |
|
|
766 |
|
|
5
|
767 |
/** |
|
|
768 |
* Filter a navigation menu item object. |
|
|
769 |
* |
|
|
770 |
* @since 3.0.0 |
|
|
771 |
* |
|
|
772 |
* @param object $menu_item The menu item object. |
|
|
773 |
*/ |
|
0
|
774 |
return apply_filters( 'wp_setup_nav_menu_item', $menu_item ); |
|
|
775 |
} |
|
|
776 |
|
|
|
777 |
/** |
|
|
778 |
* Get the menu items associated with a particular object. |
|
|
779 |
* |
|
|
780 |
* @since 3.0.0 |
|
|
781 |
* |
|
|
782 |
* @param int $object_id The ID of the original object. |
|
|
783 |
* @param string $object_type The type of object, such as "taxonomy" or "post_type." |
|
|
784 |
* @param string $taxonomy If $object_type is "taxonomy", $taxonomy is the name of the tax that $object_id belongs to |
|
|
785 |
* @return array The array of menu item IDs; empty array if none; |
|
|
786 |
*/ |
|
|
787 |
function wp_get_associated_nav_menu_items( $object_id = 0, $object_type = 'post_type', $taxonomy = '' ) { |
|
|
788 |
$object_id = (int) $object_id; |
|
|
789 |
$menu_item_ids = array(); |
|
|
790 |
|
|
|
791 |
$query = new WP_Query; |
|
|
792 |
$menu_items = $query->query( |
|
|
793 |
array( |
|
|
794 |
'meta_key' => '_menu_item_object_id', |
|
|
795 |
'meta_value' => $object_id, |
|
|
796 |
'post_status' => 'any', |
|
|
797 |
'post_type' => 'nav_menu_item', |
|
|
798 |
'posts_per_page' => -1, |
|
|
799 |
) |
|
|
800 |
); |
|
|
801 |
foreach( (array) $menu_items as $menu_item ) { |
|
|
802 |
if ( isset( $menu_item->ID ) && is_nav_menu_item( $menu_item->ID ) ) { |
|
5
|
803 |
$menu_item_type = get_post_meta( $menu_item->ID, '_menu_item_type', true ); |
|
|
804 |
if ( |
|
|
805 |
'post_type' == $object_type && |
|
|
806 |
'post_type' == $menu_item_type |
|
|
807 |
) { |
|
|
808 |
$menu_item_ids[] = (int) $menu_item->ID; |
|
|
809 |
} elseif ( |
|
|
810 |
'taxonomy' == $object_type && |
|
|
811 |
'taxonomy' == $menu_item_type && |
|
|
812 |
get_post_meta( $menu_item->ID, '_menu_item_object', true ) == $taxonomy |
|
|
813 |
) { |
|
|
814 |
$menu_item_ids[] = (int) $menu_item->ID; |
|
|
815 |
} |
|
0
|
816 |
} |
|
|
817 |
} |
|
|
818 |
|
|
|
819 |
return array_unique( $menu_item_ids ); |
|
|
820 |
} |
|
|
821 |
|
|
|
822 |
/** |
|
|
823 |
* Callback for handling a menu item when its original object is deleted. |
|
|
824 |
* |
|
|
825 |
* @since 3.0.0 |
|
|
826 |
* @access private |
|
|
827 |
* |
|
|
828 |
* @param int $object_id The ID of the original object being trashed. |
|
|
829 |
* |
|
|
830 |
*/ |
|
|
831 |
function _wp_delete_post_menu_item( $object_id = 0 ) { |
|
|
832 |
$object_id = (int) $object_id; |
|
|
833 |
|
|
|
834 |
$menu_item_ids = wp_get_associated_nav_menu_items( $object_id, 'post_type' ); |
|
|
835 |
|
|
|
836 |
foreach( (array) $menu_item_ids as $menu_item_id ) { |
|
|
837 |
wp_delete_post( $menu_item_id, true ); |
|
|
838 |
} |
|
|
839 |
} |
|
|
840 |
|
|
|
841 |
/** |
|
|
842 |
* Callback for handling a menu item when its original object is deleted. |
|
|
843 |
* |
|
|
844 |
* @since 3.0.0 |
|
|
845 |
* @access private |
|
|
846 |
* |
|
|
847 |
* @param int $object_id The ID of the original object being trashed. |
|
|
848 |
* |
|
|
849 |
*/ |
|
|
850 |
function _wp_delete_tax_menu_item( $object_id = 0, $tt_id, $taxonomy ) { |
|
|
851 |
$object_id = (int) $object_id; |
|
|
852 |
|
|
|
853 |
$menu_item_ids = wp_get_associated_nav_menu_items( $object_id, 'taxonomy', $taxonomy ); |
|
|
854 |
|
|
|
855 |
foreach( (array) $menu_item_ids as $menu_item_id ) { |
|
|
856 |
wp_delete_post( $menu_item_id, true ); |
|
|
857 |
} |
|
|
858 |
} |
|
|
859 |
|
|
|
860 |
/** |
|
|
861 |
* Automatically add newly published page objects to menus with that as an option. |
|
|
862 |
* |
|
|
863 |
* @since 3.0.0 |
|
|
864 |
* @access private |
|
|
865 |
* |
|
|
866 |
* @param string $new_status The new status of the post object. |
|
|
867 |
* @param string $old_status The old status of the post object. |
|
|
868 |
* @param object $post The post object being transitioned from one status to another. |
|
|
869 |
* @return void |
|
|
870 |
*/ |
|
|
871 |
function _wp_auto_add_pages_to_menu( $new_status, $old_status, $post ) { |
|
|
872 |
if ( 'publish' != $new_status || 'publish' == $old_status || 'page' != $post->post_type ) |
|
|
873 |
return; |
|
|
874 |
if ( ! empty( $post->post_parent ) ) |
|
|
875 |
return; |
|
|
876 |
$auto_add = get_option( 'nav_menu_options' ); |
|
|
877 |
if ( empty( $auto_add ) || ! is_array( $auto_add ) || ! isset( $auto_add['auto_add'] ) ) |
|
|
878 |
return; |
|
|
879 |
$auto_add = $auto_add['auto_add']; |
|
|
880 |
if ( empty( $auto_add ) || ! is_array( $auto_add ) ) |
|
|
881 |
return; |
|
|
882 |
|
|
|
883 |
$args = array( |
|
|
884 |
'menu-item-object-id' => $post->ID, |
|
|
885 |
'menu-item-object' => $post->post_type, |
|
|
886 |
'menu-item-type' => 'post_type', |
|
|
887 |
'menu-item-status' => 'publish', |
|
|
888 |
); |
|
|
889 |
|
|
|
890 |
foreach ( $auto_add as $menu_id ) { |
|
|
891 |
$items = wp_get_nav_menu_items( $menu_id, array( 'post_status' => 'publish,draft' ) ); |
|
|
892 |
if ( ! is_array( $items ) ) |
|
|
893 |
continue; |
|
|
894 |
foreach ( $items as $item ) { |
|
|
895 |
if ( $post->ID == $item->object_id ) |
|
|
896 |
continue 2; |
|
|
897 |
} |
|
|
898 |
wp_update_nav_menu_item( $menu_id, 0, $args ); |
|
|
899 |
} |
|
|
900 |
} |