item_spacing ) && 'discard' === $args->item_spacing ) { $t = ''; $n = ''; } else { $t = "\t"; $n = "\n"; } $indent = str_repeat( $t, $depth ); // Default classes. $classes = array( 'sub-menu', 'sf-dropdown-menu', 'collapse' ); $class_names = join( ' ', apply_filters( 'nav_menu_submenu_css_class', $classes, $args, $depth ) ); $class_names = $class_names ? ' class="' . esc_attr( $class_names ) . '"' : ''; $output .= "{$n}{$indent}{$n}"; } /** * Starts the element output. * * @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 $id Current item ID. */ public function start_el( &$output, $item, $depth = 0, $args = array(), $id = 0 ) { $indent = ( $depth ) ? str_repeat( "\t", $depth ) : ''; $slug = sanitize_title( $item->title ); $id = 'menu-' . $slug; $class_names = ''; $value = ''; $li_attributes = ''; $classes = empty( $item->classes ) ? array() : (array) $item->classes; $classes = array_filter( $classes, array( &$this, 'check_current' ) ); $classes[] = 'menu-item-' . $item->ID; // Submenus. $has_sub = false; if ( in_array( 'sf-dropdown', $classes ) ) { $has_sub = true; } if ( in_array( 'sf-dropdown-submenu', $classes ) ) { $has_sub = true; } $kt_lgmenu = get_post_meta( $item->ID, '_menu_item_ktlgmenu', true ); if ( $kt_lgmenu ) { $classes[] = 'kt-lgmenu'; $kt_columnmenu = get_post_meta( $item->ID, '_menu_item_ktcolumnmenu', true ); if ( $kt_columnmenu ) { $classes[] = 'kt-menu-column-' . $kt_columnmenu; } } $custom_classes = get_post_meta( $item->ID, '_menu_item_classes', true ); if ( $custom_classes ) { foreach ( $custom_classes as $custom_class ) { if ( strpos( $custom_class, 'icon' ) !== false || strpos( $custom_class, 'kt-icon' ) !== false ) { $icon_class = $custom_class; } else { $classes[] = $custom_class; } } } $class_names = join( ' ', apply_filters( 'nav_menu_css_class', array_filter( $classes ), $item, $args, $depth ) ); $class_names = $class_names ? ' class="' . esc_attr( $id ) . ' ' . esc_attr( $class_names ) . '"' : ' class="' . 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['aria-current'] = $item->current ? 'page' : ''; $atts = apply_filters( 'nav_menu_link_attributes', $atts, $item, $args, $depth ); $attributes = ''; foreach ( $atts as $attr => $value ) { if ( ! empty( $value ) ) { $value = ( 'href' === $attr ) ? esc_url( $value ) : esc_attr( $value ); $attributes .= ' ' . $attr . '="' . $value . '"'; } } if ( isset( $args->link_before ) && empty( $args->link_before ) ) { $args->link_before = ''; $args->link_after = ''; } $title = apply_filters( 'the_title', $item->title, $item->ID ); $title = apply_filters( 'nav_menu_item_title', $title, $item, $args, $depth ); $description = ! empty( $item->description ) ? '' . esc_attr( $item->description ) . '' : ''; $icon = ! empty( $icon_class ) ? '' : ''; // No Description for submenu items. if ( 0 !== $depth ) { $description = ''; } $item_output = $args->before; $item_output .= '' . $icon; $item_output .= $args->link_before . $title . $description . $args->link_after; $item_output .= ''; if ( $has_sub ) { $item_output .= ''; } $item_output .= $args->after; $output .= apply_filters( 'walker_nav_menu_start_el', $item_output, $item, $depth, $args ); } /** * Traverse elements to create list from elements. * * @param object $element Data object. * @param array $children_elements List of elements to continue traversing (passed by reference). * @param int $max_depth Max depth to traverse. * @param int $depth Depth of current element. * @param array $args An array of arguments. * @param string $output Used to append additional content (passed by reference). */ public function display_element( $element, &$children_elements, $max_depth, $depth = 0, $args = array(), &$output = '' ) { $element->is_dropdown = ( ( ! empty( $children_elements[ $element->ID ] ) && ( ( $depth + 1 ) < $max_depth || ( 0 === $max_depth ) ) ) ); if ( $element->is_dropdown ) { if ( 0 === $depth ) { $element->classes[] = 'sf-dropdown'; $element->classes[] = 'sf-dropdown-toggle'; } elseif ( 1 === $depth ) { $element->classes[] = 'sf-dropdown-submenu'; $element->classes[] = 'sf-dropdown-toggle'; } elseif ( 2 === $depth ) { $element->classes[] = 'sf-dropdown-submenu'; $element->classes[] = 'sf-dropdown-toggle'; } elseif ( 3 === $depth ) { $element->classes[] = 'sf-dropdown-submenu'; $element->classes[] = 'sf-dropdown-toggle'; } } parent::display_element( $element, $children_elements, $max_depth, $depth, $args, $output ); } }