diff -r 490d5cc509ed -r cf61fcea0001 wp/wp-includes/customize/class-wp-customize-nav-menu-item-setting.php --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/wp/wp-includes/customize/class-wp-customize-nav-menu-item-setting.php Mon Oct 14 17:39:30 2019 +0200 @@ -0,0 +1,889 @@ +-?\d+)\]$/'; + + const POST_TYPE = 'nav_menu_item'; + + const TYPE = 'nav_menu_item'; + + /** + * Setting type. + * + * @since 4.3.0 + * @var string + */ + public $type = self::TYPE; + + /** + * Default setting value. + * + * @since 4.3.0 + * @var array + * + * @see wp_setup_nav_menu_item() + */ + public $default = array( + // The $menu_item_data for wp_update_nav_menu_item(). + 'object_id' => 0, + 'object' => '', // Taxonomy name. + 'menu_item_parent' => 0, // A.K.A. menu-item-parent-id; note that post_parent is different, and not included. + 'position' => 0, // A.K.A. menu_order. + 'type' => 'custom', // Note that type_label is not included here. + 'title' => '', + 'url' => '', + 'target' => '', + 'attr_title' => '', + 'description' => '', + 'classes' => '', + 'xfn' => '', + 'status' => 'publish', + 'original_title' => '', + 'nav_menu_term_id' => 0, // This will be supplied as the $menu_id arg for wp_update_nav_menu_item(). + '_invalid' => false, + ); + + /** + * Default transport. + * + * @since 4.3.0 + * @since 4.5.0 Default changed to 'refresh' + * @var string + */ + public $transport = 'refresh'; + + /** + * The post ID represented by this setting instance. This is the db_id. + * + * A negative value represents a placeholder ID for a new menu not yet saved. + * + * @since 4.3.0 + * @var int + */ + public $post_id; + + /** + * Storage of pre-setup menu item to prevent wasted calls to wp_setup_nav_menu_item(). + * + * @since 4.3.0 + * @var array + */ + protected $value; + + /** + * Previous (placeholder) post ID used before creating a new menu item. + * + * This value will be exported to JS via the customize_save_response filter + * so that JavaScript can update the settings to refer to the newly-assigned + * post ID. This value is always negative to indicate it does not refer to + * a real post. + * + * @since 4.3.0 + * @var int + * + * @see WP_Customize_Nav_Menu_Item_Setting::update() + * @see WP_Customize_Nav_Menu_Item_Setting::amend_customize_save_response() + */ + public $previous_post_id; + + /** + * When previewing or updating a menu item, this stores the previous nav_menu_term_id + * which ensures that we can apply the proper filters. + * + * @since 4.3.0 + * @var int + */ + public $original_nav_menu_term_id; + + /** + * Whether or not update() was called. + * + * @since 4.3.0 + * @var bool + */ + protected $is_updated = false; + + /** + * Status for calling the update method, used in customize_save_response filter. + * + * See {@see 'customize_save_response'}. + * + * When status is inserted, the placeholder post ID is stored in $previous_post_id. + * When status is error, the error is stored in $update_error. + * + * @since 4.3.0 + * @var string updated|inserted|deleted|error + * + * @see WP_Customize_Nav_Menu_Item_Setting::update() + * @see WP_Customize_Nav_Menu_Item_Setting::amend_customize_save_response() + */ + public $update_status; + + /** + * Any error object returned by wp_update_nav_menu_item() when setting is updated. + * + * @since 4.3.0 + * @var WP_Error + * + * @see WP_Customize_Nav_Menu_Item_Setting::update() + * @see WP_Customize_Nav_Menu_Item_Setting::amend_customize_save_response() + */ + public $update_error; + + /** + * Constructor. + * + * Any supplied $args override class property defaults. + * + * @since 4.3.0 + * + * @param WP_Customize_Manager $manager Bootstrap Customizer instance. + * @param string $id An specific ID of the setting. Can be a + * theme mod or option name. + * @param array $args Optional. Setting arguments. + * + * @throws Exception If $id is not valid for this setting type. + */ + public function __construct( WP_Customize_Manager $manager, $id, array $args = array() ) { + if ( empty( $manager->nav_menus ) ) { + throw new Exception( 'Expected WP_Customize_Manager::$nav_menus to be set.' ); + } + + if ( ! preg_match( self::ID_PATTERN, $id, $matches ) ) { + throw new Exception( "Illegal widget setting ID: $id" ); + } + + $this->post_id = intval( $matches['id'] ); + add_action( 'wp_update_nav_menu_item', array( $this, 'flush_cached_value' ), 10, 2 ); + + parent::__construct( $manager, $id, $args ); + + // Ensure that an initially-supplied value is valid. + if ( isset( $this->value ) ) { + $this->populate_value(); + foreach ( array_diff( array_keys( $this->default ), array_keys( $this->value ) ) as $missing ) { + throw new Exception( "Supplied nav_menu_item value missing property: $missing" ); + } + } + + } + + /** + * Clear the cached value when this nav menu item is updated. + * + * @since 4.3.0 + * + * @param int $menu_id The term ID for the menu. + * @param int $menu_item_id The post ID for the menu item. + */ + public function flush_cached_value( $menu_id, $menu_item_id ) { + unset( $menu_id ); + if ( $menu_item_id === $this->post_id ) { + $this->value = null; + } + } + + /** + * Get the instance data for a given nav_menu_item setting. + * + * @since 4.3.0 + * + * @see wp_setup_nav_menu_item() + * + * @return array|false Instance data array, or false if the item is marked for deletion. + */ + public function value() { + if ( $this->is_previewed && $this->_previewed_blog_id === get_current_blog_id() ) { + $undefined = new stdClass(); // Symbol. + $post_value = $this->post_value( $undefined ); + + if ( $undefined === $post_value ) { + $value = $this->_original_value; + } else { + $value = $post_value; + } + if ( ! empty( $value ) && empty( $value['original_title'] ) ) { + $value['original_title'] = $this->get_original_title( (object) $value ); + } + } elseif ( isset( $this->value ) ) { + $value = $this->value; + } else { + $value = false; + + // Note that a ID of less than one indicates a nav_menu not yet inserted. + if ( $this->post_id > 0 ) { + $post = get_post( $this->post_id ); + if ( $post && self::POST_TYPE === $post->post_type ) { + $is_title_empty = empty( $post->post_title ); + $value = (array) wp_setup_nav_menu_item( $post ); + if ( $is_title_empty ) { + $value['title'] = ''; + } + } + } + + if ( ! is_array( $value ) ) { + $value = $this->default; + } + + // Cache the value for future calls to avoid having to re-call wp_setup_nav_menu_item(). + $this->value = $value; + $this->populate_value(); + $value = $this->value; + } + + if ( ! empty( $value ) && empty( $value['type_label'] ) ) { + $value['type_label'] = $this->get_type_label( (object) $value ); + } + + return $value; + } + + /** + * Get original title. + * + * @since 4.7.0 + * + * @param object $item Nav menu item. + * @return string The original title. + */ + protected function get_original_title( $item ) { + $original_title = ''; + if ( 'post_type' === $item->type && ! empty( $item->object_id ) ) { + $original_object = get_post( $item->object_id ); + if ( $original_object ) { + /** This filter is documented in wp-includes/post-template.php */ + $original_title = apply_filters( 'the_title', $original_object->post_title, $original_object->ID ); + + if ( '' === $original_title ) { + /* translators: %d: ID of a post */ + $original_title = sprintf( __( '#%d (no title)' ), $original_object->ID ); + } + } + } elseif ( 'taxonomy' === $item->type && ! empty( $item->object_id ) ) { + $original_term_title = get_term_field( 'name', $item->object_id, $item->object, 'raw' ); + if ( ! is_wp_error( $original_term_title ) ) { + $original_title = $original_term_title; + } + } elseif ( 'post_type_archive' === $item->type ) { + $original_object = get_post_type_object( $item->object ); + if ( $original_object ) { + $original_title = $original_object->labels->archives; + } + } + $original_title = html_entity_decode( $original_title, ENT_QUOTES, get_bloginfo( 'charset' ) ); + return $original_title; + } + + /** + * Get type label. + * + * @since 4.7.0 + * + * @param object $item Nav menu item. + * @returns string The type label. + */ + protected function get_type_label( $item ) { + if ( 'post_type' === $item->type ) { + $object = get_post_type_object( $item->object ); + if ( $object ) { + $type_label = $object->labels->singular_name; + } else { + $type_label = $item->object; + } + } elseif ( 'taxonomy' === $item->type ) { + $object = get_taxonomy( $item->object ); + if ( $object ) { + $type_label = $object->labels->singular_name; + } else { + $type_label = $item->object; + } + } elseif ( 'post_type_archive' === $item->type ) { + $type_label = __( 'Post Type Archive' ); + } else { + $type_label = __( 'Custom Link' ); + } + return $type_label; + } + + /** + * Ensure that the value is fully populated with the necessary properties. + * + * Translates some properties added by wp_setup_nav_menu_item() and removes others. + * + * @since 4.3.0 + * + * @see WP_Customize_Nav_Menu_Item_Setting::value() + */ + protected function populate_value() { + if ( ! is_array( $this->value ) ) { + return; + } + + if ( isset( $this->value['menu_order'] ) ) { + $this->value['position'] = $this->value['menu_order']; + unset( $this->value['menu_order'] ); + } + if ( isset( $this->value['post_status'] ) ) { + $this->value['status'] = $this->value['post_status']; + unset( $this->value['post_status'] ); + } + + if ( ! isset( $this->value['original_title'] ) ) { + $this->value['original_title'] = $this->get_original_title( (object) $this->value ); + } + + if ( ! isset( $this->value['nav_menu_term_id'] ) && $this->post_id > 0 ) { + $menus = wp_get_post_terms( $this->post_id, WP_Customize_Nav_Menu_Setting::TAXONOMY, array( + 'fields' => 'ids', + ) ); + if ( ! empty( $menus ) ) { + $this->value['nav_menu_term_id'] = array_shift( $menus ); + } else { + $this->value['nav_menu_term_id'] = 0; + } + } + + foreach ( array( 'object_id', 'menu_item_parent', 'nav_menu_term_id' ) as $key ) { + if ( ! is_int( $this->value[ $key ] ) ) { + $this->value[ $key ] = intval( $this->value[ $key ] ); + } + } + foreach ( array( 'classes', 'xfn' ) as $key ) { + if ( is_array( $this->value[ $key ] ) ) { + $this->value[ $key ] = implode( ' ', $this->value[ $key ] ); + } + } + + if ( ! isset( $this->value['title'] ) ) { + $this->value['title'] = ''; + } + + if ( ! isset( $this->value['_invalid'] ) ) { + $this->value['_invalid'] = false; + $is_known_invalid = ( + ( ( 'post_type' === $this->value['type'] || 'post_type_archive' === $this->value['type'] ) && ! post_type_exists( $this->value['object'] ) ) + || + ( 'taxonomy' === $this->value['type'] && ! taxonomy_exists( $this->value['object'] ) ) + ); + if ( $is_known_invalid ) { + $this->value['_invalid'] = true; + } + } + + // Remove remaining properties available on a setup nav_menu_item post object which aren't relevant to the setting value. + $irrelevant_properties = array( + 'ID', + 'comment_count', + 'comment_status', + 'db_id', + 'filter', + 'guid', + 'ping_status', + 'pinged', + 'post_author', + 'post_content', + 'post_content_filtered', + 'post_date', + 'post_date_gmt', + 'post_excerpt', + 'post_mime_type', + 'post_modified', + 'post_modified_gmt', + 'post_name', + 'post_parent', + 'post_password', + 'post_title', + 'post_type', + 'to_ping', + ); + foreach ( $irrelevant_properties as $property ) { + unset( $this->value[ $property ] ); + } + } + + /** + * Handle previewing the setting. + * + * @since 4.3.0 + * @since 4.4.0 Added boolean return value. + * + * @see WP_Customize_Manager::post_value() + * + * @return bool False if method short-circuited due to no-op. + */ + public function preview() { + if ( $this->is_previewed ) { + return false; + } + + $undefined = new stdClass(); + $is_placeholder = ( $this->post_id < 0 ); + $is_dirty = ( $undefined !== $this->post_value( $undefined ) ); + if ( ! $is_placeholder && ! $is_dirty ) { + return false; + } + + $this->is_previewed = true; + $this->_original_value = $this->value(); + $this->original_nav_menu_term_id = $this->_original_value['nav_menu_term_id']; + $this->_previewed_blog_id = get_current_blog_id(); + + add_filter( 'wp_get_nav_menu_items', array( $this, 'filter_wp_get_nav_menu_items' ), 10, 3 ); + + $sort_callback = array( __CLASS__, 'sort_wp_get_nav_menu_items' ); + if ( ! has_filter( 'wp_get_nav_menu_items', $sort_callback ) ) { + add_filter( 'wp_get_nav_menu_items', array( __CLASS__, 'sort_wp_get_nav_menu_items' ), 1000, 3 ); + } + + // @todo Add get_post_metadata filters for plugins to add their data. + + return true; + } + + /** + * Filters the wp_get_nav_menu_items() result to supply the previewed menu items. + * + * @since 4.3.0 + * + * @see wp_get_nav_menu_items() + * + * @param array $items An array of menu item post objects. + * @param object $menu The menu object. + * @param array $args An array of arguments used to retrieve menu item objects. + * @return array Array of menu items, + */ + public function filter_wp_get_nav_menu_items( $items, $menu, $args ) { + $this_item = $this->value(); + $current_nav_menu_term_id = $this_item['nav_menu_term_id']; + unset( $this_item['nav_menu_term_id'] ); + + $should_filter = ( + $menu->term_id === $this->original_nav_menu_term_id + || + $menu->term_id === $current_nav_menu_term_id + ); + if ( ! $should_filter ) { + return $items; + } + + // Handle deleted menu item, or menu item moved to another menu. + $should_remove = ( + false === $this_item + || + true === $this_item['_invalid'] + || + ( + $this->original_nav_menu_term_id === $menu->term_id + && + $current_nav_menu_term_id !== $this->original_nav_menu_term_id + ) + ); + if ( $should_remove ) { + $filtered_items = array(); + foreach ( $items as $item ) { + if ( $item->db_id !== $this->post_id ) { + $filtered_items[] = $item; + } + } + return $filtered_items; + } + + $mutated = false; + $should_update = ( + is_array( $this_item ) + && + $current_nav_menu_term_id === $menu->term_id + ); + if ( $should_update ) { + foreach ( $items as $item ) { + if ( $item->db_id === $this->post_id ) { + foreach ( get_object_vars( $this->value_as_wp_post_nav_menu_item() ) as $key => $value ) { + $item->$key = $value; + } + $mutated = true; + } + } + + // Not found so we have to append it.. + if ( ! $mutated ) { + $items[] = $this->value_as_wp_post_nav_menu_item(); + } + } + + return $items; + } + + /** + * Re-apply the tail logic also applied on $items by wp_get_nav_menu_items(). + * + * @since 4.3.0 + * @static + * + * @see wp_get_nav_menu_items() + * + * @param array $items An array of menu item post objects. + * @param object $menu The menu object. + * @param array $args An array of arguments used to retrieve menu item objects. + * @return array Array of menu items, + */ + public static function sort_wp_get_nav_menu_items( $items, $menu, $args ) { + // @todo We should probably re-apply some constraints imposed by $args. + unset( $args['include'] ); + + // Remove invalid items only in front end. + if ( ! is_admin() ) { + $items = array_filter( $items, '_is_valid_nav_menu_item' ); + } + + if ( ARRAY_A === $args['output'] ) { + $items = wp_list_sort( $items, array( + $args['output_key'] => 'ASC', + ) ); + $i = 1; + + foreach ( $items as $k => $item ) { + $items[ $k ]->{$args['output_key']} = $i++; + } + } + + return $items; + } + + /** + * Get the value emulated into a WP_Post and set up as a nav_menu_item. + * + * @since 4.3.0 + * + * @return WP_Post With wp_setup_nav_menu_item() applied. + */ + public function value_as_wp_post_nav_menu_item() { + $item = (object) $this->value(); + unset( $item->nav_menu_term_id ); + + $item->post_status = $item->status; + unset( $item->status ); + + $item->post_type = 'nav_menu_item'; + $item->menu_order = $item->position; + unset( $item->position ); + + if ( empty( $item->original_title ) ) { + $item->original_title = $this->get_original_title( $item ); + } + if ( empty( $item->title ) && ! empty( $item->original_title ) ) { + $item->title = $item->original_title; + } + if ( $item->title ) { + $item->post_title = $item->title; + } + + $item->ID = $this->post_id; + $item->db_id = $this->post_id; + $post = new WP_Post( (object) $item ); + + if ( empty( $post->post_author ) ) { + $post->post_author = get_current_user_id(); + } + + if ( ! isset( $post->type_label ) ) { + $post->type_label = $this->get_type_label( $post ); + } + + // Ensure nav menu item URL is set according to linked object. + if ( 'post_type' === $post->type && ! empty( $post->object_id ) ) { + $post->url = get_permalink( $post->object_id ); + } elseif ( 'taxonomy' === $post->type && ! empty( $post->object ) && ! empty( $post->object_id ) ) { + $post->url = get_term_link( (int) $post->object_id, $post->object ); + } elseif ( 'post_type_archive' === $post->type && ! empty( $post->object ) ) { + $post->url = get_post_type_archive_link( $post->object ); + } + if ( is_wp_error( $post->url ) ) { + $post->url = ''; + } + + /** This filter is documented in wp-includes/nav-menu.php */ + $post->attr_title = apply_filters( 'nav_menu_attr_title', $post->attr_title ); + + /** This filter is documented in wp-includes/nav-menu.php */ + $post->description = apply_filters( 'nav_menu_description', wp_trim_words( $post->description, 200 ) ); + + /** This filter is documented in wp-includes/nav-menu.php */ + $post = apply_filters( 'wp_setup_nav_menu_item', $post ); + + return $post; + } + + /** + * Sanitize an input. + * + * Note that parent::sanitize() erroneously does wp_unslash() on $value, but + * we remove that in this override. + * + * @since 4.3.0 + * + * @param array $menu_item_value The value to sanitize. + * @return array|false|null|WP_Error Null or WP_Error if an input isn't valid. False if it is marked for deletion. + * Otherwise the sanitized value. + */ + public function sanitize( $menu_item_value ) { + // Menu is marked for deletion. + if ( false === $menu_item_value ) { + return $menu_item_value; + } + + // Invalid. + if ( ! is_array( $menu_item_value ) ) { + return null; + } + + $default = array( + 'object_id' => 0, + 'object' => '', + 'menu_item_parent' => 0, + 'position' => 0, + 'type' => 'custom', + 'title' => '', + 'url' => '', + 'target' => '', + 'attr_title' => '', + 'description' => '', + 'classes' => '', + 'xfn' => '', + 'status' => 'publish', + 'original_title' => '', + 'nav_menu_term_id' => 0, + '_invalid' => false, + ); + $menu_item_value = array_merge( $default, $menu_item_value ); + $menu_item_value = wp_array_slice_assoc( $menu_item_value, array_keys( $default ) ); + $menu_item_value['position'] = intval( $menu_item_value['position'] ); + + foreach ( array( 'object_id', 'menu_item_parent', 'nav_menu_term_id' ) as $key ) { + // Note we need to allow negative-integer IDs for previewed objects not inserted yet. + $menu_item_value[ $key ] = intval( $menu_item_value[ $key ] ); + } + + foreach ( array( 'type', 'object', 'target' ) as $key ) { + $menu_item_value[ $key ] = sanitize_key( $menu_item_value[ $key ] ); + } + + foreach ( array( 'xfn', 'classes' ) as $key ) { + $value = $menu_item_value[ $key ]; + if ( ! is_array( $value ) ) { + $value = explode( ' ', $value ); + } + $menu_item_value[ $key ] = implode( ' ', array_map( 'sanitize_html_class', $value ) ); + } + + $menu_item_value['original_title'] = sanitize_text_field( $menu_item_value['original_title'] ); + + // Apply the same filters as when calling wp_insert_post(). + + /** This filter is documented in wp-includes/post.php */ + $menu_item_value['title'] = wp_unslash( apply_filters( 'title_save_pre', wp_slash( $menu_item_value['title'] ) ) ); + + /** This filter is documented in wp-includes/post.php */ + $menu_item_value['attr_title'] = wp_unslash( apply_filters( 'excerpt_save_pre', wp_slash( $menu_item_value['attr_title'] ) ) ); + + /** This filter is documented in wp-includes/post.php */ + $menu_item_value['description'] = wp_unslash( apply_filters( 'content_save_pre', wp_slash( $menu_item_value['description'] ) ) ); + + if ( '' !== $menu_item_value['url'] ) { + $menu_item_value['url'] = esc_url_raw( $menu_item_value['url'] ); + if ( '' === $menu_item_value['url'] ) { + return new WP_Error( 'invalid_url', __( 'Invalid URL.' ) ); // Fail sanitization if URL is invalid. + } + } + if ( 'publish' !== $menu_item_value['status'] ) { + $menu_item_value['status'] = 'draft'; + } + + $menu_item_value['_invalid'] = (bool) $menu_item_value['_invalid']; + + /** This filter is documented in wp-includes/class-wp-customize-setting.php */ + return apply_filters( "customize_sanitize_{$this->id}", $menu_item_value, $this ); + } + + /** + * Creates/updates the nav_menu_item post for this setting. + * + * Any created menu items will have their assigned post IDs exported to the client + * via the {@see 'customize_save_response'} filter. Likewise, any errors will be + * exported to the client via the customize_save_response() filter. + * + * To delete a menu, the client can send false as the value. + * + * @since 4.3.0 + * + * @see wp_update_nav_menu_item() + * + * @param array|false $value The menu item array to update. If false, then the menu item will be deleted + * entirely. See WP_Customize_Nav_Menu_Item_Setting::$default for what the value + * should consist of. + * @return null|void + */ + protected function update( $value ) { + if ( $this->is_updated ) { + return; + } + + $this->is_updated = true; + $is_placeholder = ( $this->post_id < 0 ); + $is_delete = ( false === $value ); + + // Update the cached value. + $this->value = $value; + + add_filter( 'customize_save_response', array( $this, 'amend_customize_save_response' ) ); + + if ( $is_delete ) { + // If the current setting post is a placeholder, a delete request is a no-op. + if ( $is_placeholder ) { + $this->update_status = 'deleted'; + } else { + $r = wp_delete_post( $this->post_id, true ); + + if ( false === $r ) { + $this->update_error = new WP_Error( 'delete_failure' ); + $this->update_status = 'error'; + } else { + $this->update_status = 'deleted'; + } + // @todo send back the IDs for all associated nav menu items deleted, so these settings (and controls) can be removed from Customizer? + } + } else { + + // Handle saving menu items for menus that are being newly-created. + if ( $value['nav_menu_term_id'] < 0 ) { + $nav_menu_setting_id = sprintf( 'nav_menu[%s]', $value['nav_menu_term_id'] ); + $nav_menu_setting = $this->manager->get_setting( $nav_menu_setting_id ); + + if ( ! $nav_menu_setting || ! ( $nav_menu_setting instanceof WP_Customize_Nav_Menu_Setting ) ) { + $this->update_status = 'error'; + $this->update_error = new WP_Error( 'unexpected_nav_menu_setting' ); + return; + } + + if ( false === $nav_menu_setting->save() ) { + $this->update_status = 'error'; + $this->update_error = new WP_Error( 'nav_menu_setting_failure' ); + return; + } + + if ( $nav_menu_setting->previous_term_id !== intval( $value['nav_menu_term_id'] ) ) { + $this->update_status = 'error'; + $this->update_error = new WP_Error( 'unexpected_previous_term_id' ); + return; + } + + $value['nav_menu_term_id'] = $nav_menu_setting->term_id; + } + + // Handle saving a nav menu item that is a child of a nav menu item being newly-created. + if ( $value['menu_item_parent'] < 0 ) { + $parent_nav_menu_item_setting_id = sprintf( 'nav_menu_item[%s]', $value['menu_item_parent'] ); + $parent_nav_menu_item_setting = $this->manager->get_setting( $parent_nav_menu_item_setting_id ); + + if ( ! $parent_nav_menu_item_setting || ! ( $parent_nav_menu_item_setting instanceof WP_Customize_Nav_Menu_Item_Setting ) ) { + $this->update_status = 'error'; + $this->update_error = new WP_Error( 'unexpected_nav_menu_item_setting' ); + return; + } + + if ( false === $parent_nav_menu_item_setting->save() ) { + $this->update_status = 'error'; + $this->update_error = new WP_Error( 'nav_menu_item_setting_failure' ); + return; + } + + if ( $parent_nav_menu_item_setting->previous_post_id !== intval( $value['menu_item_parent'] ) ) { + $this->update_status = 'error'; + $this->update_error = new WP_Error( 'unexpected_previous_post_id' ); + return; + } + + $value['menu_item_parent'] = $parent_nav_menu_item_setting->post_id; + } + + // Insert or update menu. + $menu_item_data = array( + 'menu-item-object-id' => $value['object_id'], + 'menu-item-object' => $value['object'], + 'menu-item-parent-id' => $value['menu_item_parent'], + 'menu-item-position' => $value['position'], + 'menu-item-type' => $value['type'], + 'menu-item-title' => $value['title'], + 'menu-item-url' => $value['url'], + 'menu-item-description' => $value['description'], + 'menu-item-attr-title' => $value['attr_title'], + 'menu-item-target' => $value['target'], + 'menu-item-classes' => $value['classes'], + 'menu-item-xfn' => $value['xfn'], + 'menu-item-status' => $value['status'], + ); + + $r = wp_update_nav_menu_item( + $value['nav_menu_term_id'], + $is_placeholder ? 0 : $this->post_id, + wp_slash( $menu_item_data ) + ); + + if ( is_wp_error( $r ) ) { + $this->update_status = 'error'; + $this->update_error = $r; + } else { + if ( $is_placeholder ) { + $this->previous_post_id = $this->post_id; + $this->post_id = $r; + $this->update_status = 'inserted'; + } else { + $this->update_status = 'updated'; + } + } + } + + } + + /** + * Export data for the JS client. + * + * @since 4.3.0 + * + * @see WP_Customize_Nav_Menu_Item_Setting::update() + * + * @param array $data Additional information passed back to the 'saved' event on `wp.customize`. + * @return array Save response data. + */ + public function amend_customize_save_response( $data ) { + if ( ! isset( $data['nav_menu_item_updates'] ) ) { + $data['nav_menu_item_updates'] = array(); + } + + $data['nav_menu_item_updates'][] = array( + 'post_id' => $this->post_id, + 'previous_post_id' => $this->previous_post_id, + 'error' => $this->update_error ? $this->update_error->get_error_code() : null, + 'status' => $this->update_status, + ); + return $data; + } +}