\n"; } /** * @see Walker::start_el() * @since 3.0.0 * * @param string $output Passed by reference. Used to append additional content. * @param object $item Menu item data object. * @param int $depth Depth of menu item. Used for padding. * @param int $id Menu item ID. * @param array $args */ public function start_el( &$output, $item, $depth = 0, $args = array(), $id = 0 ) { $indent = ( $depth ) ? str_repeat( "\t", $depth ) : ''; /** * Dividers, Headers or Disabled * ============================= * Determine whether the item is a Divider, Header, Disabled or regular * menu item. To prevent errors we use the strcasecmp() function to so a * comparison that is not case sensitive. The strcasecmp() function returns * a 0 if the strings are equal. */ if ( strcasecmp( $item->attr_title, 'divider' ) == 0 && $depth === 1 ) { $output .= $indent . '
  • '; // print_r($depth); $atts = array(); $atts['title'] = ! empty( $item->title ) ? $item->title : ''; $atts['target'] = ! empty( $item->target ) ? $item->target : ''; $atts['tabindex'] = '-1'; $atts['rel'] = ! empty( $item->xfn ) ? $item->xfn : ''; $atts['href'] = ! empty( $item->url ) ? $item->url : ''; // $atts['class'] = 'dropdown-item'; if ( $depth > 0 && ! in_array( 'menu-item-has-children', $classes ) ) { $atts['class'] = 'dropdown-item'; } elseif ( $depth > 0 && in_array( 'menu-item-has-children', $classes ) ) { $atts['class'] = 'dropdown-toggle dropdown-item'; } $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_output .= ''; $item_output .= $args->link_before . apply_filters( 'the_title', $item->title, $item->ID ) . $args->link_after; $item_output .= ( $args->has_children ) ? ' ' : ''; $item_output .= $args->after; $output .= apply_filters( 'walker_nav_menu_start_el', $item_output, $item, $depth, $args ); } } /** * Traverse elements to create list from elements. * * Display one element if the element doesn't have any children otherwise, * display the element and its children. Will only traverse up to the max * depth and no ignore elements under that depth. * * This method shouldn't be called directly, use the walk() method instead. * * @see Walker::start_el() * @since 2.5.0 * * @param object $element Data object * @param array $children_elements List of elements to continue traversing. * @param int $max_depth Max depth to traverse. * @param int $depth Depth of current element. * @param array $args * @param string $output Passed by reference. Used to append additional content. * * @return null Null on failure with no changes to parameters. */ public function display_element( $element, &$children_elements, $max_depth, $depth, $args, &$output ) { if ( ! $element ) { return; } $id_field = $this->db_fields['id']; // Display this element. if ( is_object( $args[0] ) ) { $args[0]->has_children = ! empty( $children_elements[ $element->$id_field ] ); } parent::display_element( $element, $children_elements, $max_depth, $depth, $args, $output ); } /** * Menu Fallback * ============= * If this function is assigned to the wp_nav_menu's fallback_cb variable * and a manu has not been assigned to the theme location in the WordPress * menu manager the function with display nothing to a non-logged in user, * and will add a link to the WordPress menu manager if logged in as an admin. * * @param array $args passed from the wp_nav_menu function. * */ public static function fallback( $args ) { if ( current_user_can( 'manage_options' ) ) { extract( $args ); $fb_output = null; if ( $container ) { $fb_output = '<' . $container; if ( $container_id ) { $fb_output .= ' id="' . $container_id . '"'; } if ( $container_class ) { $fb_output .= ' class="' . $container_class . '"'; } $fb_output .= '>'; } $fb_output .= ''; if ( $container ) { $fb_output .= ''; } echo $fb_output; } } }