1<?php 2 3namespace dokuwiki\Menu\Item; 4 5/** 6 * Class Back 7 * 8 * Navigates back up one namepspace. This is currently not used in any menu. Templates 9 * would need to add this item manually. 10 */ 11class Back extends AbstractItem 12{ 13 /** @inheritdoc */ 14 public function __construct() 15 { 16 global $ID; 17 parent::__construct(); 18 19 $parent = tpl_getparent($ID); 20 if (!$parent) { 21 throw new \RuntimeException("No parent for back action"); 22 } 23 24 $this->id = $parent; 25 $this->params = ['do' => '']; 26 $this->accesskey = 'b'; 27 $this->svg = DOKU_INC . 'lib/images/menu/12-back_arrow-left.svg'; 28 } 29} 30