\n"; } /** * start_el function. * * @access public * @param mixed &$output * @param mixed $item * @param int $depth (default: 0) * @param array $args (default: array()) * @param int $id (default: 0) * @return void */ function start_el( &$output, $item, $depth = 0, $args = array(), $id = 0 ) { $indent = ( $depth ) ? str_repeat( "\t", $depth ) : ''; $li_attributes = ''; $class_names = $value = ''; $classes = empty( $item->classes ) ? array() : (array) $item->classes; $classes[] = ($args->has_children) ? 'dropdown' : ''; $classes[] = ($item->current || $item->current_item_ancestor) ? 'active' : ''; $classes[] = 'menu-item-' . $item->ID; $class_names = join( ' ', apply_filters( 'nav_menu_css_class', array_filter( $classes ), $item, $args ) ); $class_names = ' class="' . esc_attr( $class_names ) . '"'; $id = apply_filters( 'nav_menu_item_id', 'menu-item-'. $item->ID, $item, $args ); $id = strlen( $id ) ? ' id="' . esc_attr( $id ) . '"' : ''; $output .= $indent . ''; $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 ) .'"' : ''; $attributes .= ($args->has_children) ? ' class="dropdown-toggle" data-toggle="dropdown"' : ''; $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 ); } /** * display_element function. * * @access public * @param mixed $element * @param mixed &$children_elements * @param mixed $max_depth * @param int $depth (default: 0) * @param mixed $args * @param mixed &$output * @return void */ function display_element( $element, &$children_elements, $max_depth, $depth=0, $args, &$output ) { if ( !$element ) return; $id_field = $this->db_fields['id']; if ( is_array( $args[0] ) ) $args[0]['has_children'] = ! empty( $children_elements[$element->$id_field] ); else if ( is_object( $args[0] ) ) $args[0]->has_children = ! empty( $children_elements[$element->$id_field] ); $cb_args = array_merge( array(&$output, $element, $depth), $args); call_user_func_array(array(&$this, 'start_el'), $cb_args); $id = $element->$id_field; if ( ($max_depth == 0 || $max_depth > $depth+1 ) && isset( $children_elements[$id]) ) { foreach( $children_elements[ $id ] as $child ){ if ( !isset($newlevel) ) { $newlevel = true; $cb_args = array_merge( array(&$output, $depth), $args); call_user_func_array(array(&$this, 'start_lvl'), $cb_args); } $this->display_element( $child, $children_elements, $max_depth, $depth + 1, $args, $output ); } unset( $children_elements[ $id ] ); } if ( isset($newlevel) && $newlevel ){ $cb_args = array_merge( array(&$output, $depth), $args); call_user_func_array(array(&$this, 'end_lvl'), $cb_args); } $cb_args = array_merge( array(&$output, $element, $depth), $args); call_user_func_array(array(&$this, 'end_el'), $cb_args); } }