Advertisement
Not a member of Pastebin yet?
Sign Up,
it unlocks many cool features!
- class sub_nav_walker extends Walker_Nav_Menu {
- var $found_parents = array();
- function start_el(&$output, $item, $depth, $args) {
- global $wp_query;
- //this only works for second level sub navigations
- $parent_item_id = 0;
- $indent = ($depth) ? str_repeat("\t", $depth) : '';
- $class_names = $value = '';
- $classes = empty($item->classes) ? array() : (array) $item->classes;
- $class_names = join(' ', apply_filters('nav_menu_css_class', array_filter($classes), $item));
- $class_names = ' class="'.esc_attr($class_names).'"';
- #current_page_item
- // Checks if the current element is in the current selection
- if (strpos($class_names, 'current-menu-item') || strpos($class_names, 'current-menu-parent') || strpos($class_names, 'current-menu-ancestor') || (is_array($this->found_parents) && in_array($item->menu_item_parent, $this->found_parents))) {
- // Keep track of all selected parents
- $this->found_parents[] = $item->ID;
- //check if the item_parent matches the current item_parent
- if ($item->menu_item_parent != $parent_item_id) {
- $output .= $indent.'<li'.$class_names.'>';
- $attributes = !empty($item->attr_title) ? ' title="'.esc_attr($item->attr_title).'"' : '';
- $attributes .= !empty($item->target) ? ' target="'.esc_attr($item->target).'"' : '';
- $attributes .= !empty($item->xfn) ? ' rel="'.esc_attr($item->xfn).'"' : '';
- $attributes .= !empty($item->url) ? ' href="'.esc_attr($item->url).'"' : '';
- $item_output = $args->before;
- $item_output .= '<a'.$attributes.'><span>';
- $item_output .= $args->link_before.apply_filters('the_title', $item->title, $item->ID).$args->link_after;
- $item_output .= '</span></a>';
- $item_output .= $args->after;
- }
- $output .= apply_filters('walker_nav_menu_start_el', $item_output, $item, $depth, $args);
- }
- }
- function end_el(&$output, $item, $depth) {
- $parent_item_id = 0;
- $class_names = '';
- $classes = empty($item->classes) ? array() : (array) $item->classes;
- $class_names = join(' ', apply_filters('nav_menu_css_class', array_filter($classes), $item));
- $class_names = ' class="'.esc_attr($class_names).'"';
- if (strpos($class_names, 'current-menu-item') || strpos($class_names, 'current-menu-parent') || strpos($class_names, 'current-menu-ancestor') || (is_array($this->found_parents) && in_array($item->menu_item_parent, $this->found_parents))) {
- // Closes only the opened li
- if (is_array($this->found_parents) && in_array($item->ID, $this->found_parents) && $item->menu_item_parent != $parent_item_id) {
- $output .= "</li>\n";
- }
- }
- }
- function end_lvl(&$output, $depth) {
- $indent = str_repeat("\t", $depth);
- // If the sub-menu is empty, strip the opening tag, else closes it
- if (substr($output, -22) == "<ul class=\"sub-menu\">\n") {
- $output = substr($output, 0, strlen($output) - 23);
- } else {
- $output .= "$indent</ul>\n";
- }
- }
- }
Advertisement
Add Comment
Please, Sign In to add comment
Advertisement