\n"; $output .= "\n$indent\n"; } /** * Starts the element output. * * @since 3.0.0 * @since 4.4.0 The {@see 'nav_menu_item_args'} filter was added. * * @see Walker::start_el() * * @param string $output Used to append additional content (passed by reference). * @param WP_Post $item Menu item data object. * @param int $depth Depth of menu item. Used for padding. * @param stdClass $args An object of wp_nav_menu() arguments. * @param int $id Current item ID. */ function start_el( &$output, $item, $depth = 0, $args = array(), $id = 0 ) { $indent = ( $depth ) ? str_repeat( "\t", $depth ) : ''; $class_names = $value = ''; $classes = empty( $item->classes ) ? array() : (array) $item->classes; $classes[] = 'menu-item-' . $item->ID . ' list-item-inline nav-item '; if ( $this->has_children ) { $classes[] = 'dropdown'; } $class_names = join( ' ', apply_filters( 'nav_menu_css_class', array_filter( $classes ), $item, $args ) ); $class_names = $class_names ? ' class="' . esc_attr( $class_names ) . '"' : ''; $id = apply_filters( 'nav_menu_item_id', 'menu-item-' . $item->ID, $item, $args ); $id = $id ? ' id="' . esc_attr( $id ) . '"' : ''; $output .= $indent . ''; $atts = array(); $atts['title'] = ! empty( $item->attr_title ) ? $item->attr_title : ''; $atts['target'] = ! empty( $item->target ) ? $item->target : ''; $atts['rel'] = ! empty( $item->xfn ) ? $item->xfn : ''; $atts['href'] = ! empty( $item->url ) ? $item->url : ''; $atts = apply_filters( 'nav_menu_link_attributes', $atts, $item, $args ); $attributes = ''; foreach ( $atts as $attr => $value ) { if ( ! empty( $value ) ) { $value = ( 'href' === $attr ) ? esc_url( $value ) : esc_attr( $value ); $attributes .= ' ' . $attr . '="' . $value . '"'; } } $item_output = $args->before; $item_label = get_post_meta( $item->ID, 'menu-item-menu-label', true ); $item_label = isset( $item_label ) ? $item_label : ''; if ( ! empty( $item_label ) ) { $item_output .= '' . esc_html( $item_label ) . ''; } $item_output .= ''; $item_output .= $args->link_before . apply_filters( 'the_title', $item->title, $item->ID ) . $args->link_after; $item_output .= '' . ( $this->has_children ? '' : '' ); $output .= apply_filters( 'walker_nav_menu_start_el', $item_output, $item, $depth, $args ); } /** * Ends the element output, if needed. * * @since 3.0.0 * * @see Walker::end_el() * * @param string $output Used to append additional content (passed by reference). * @param WP_Post $item Page data object. Not used. * @param int $depth Depth of page. Not Used. * @param stdClass $args An object of wp_nav_menu() arguments. */ public function end_el( &$output, $item, $depth = 0, $args = array() ) { if ( isset( $args->item_spacing ) && 'discard' === $args->item_spacing ) { $t = ''; $n = ''; } else { $t = "\t"; $n = "\n"; } $output .= "{$n}"; } } }