CartPage::find_link PHP 메소드

    public static function find_link($urlSegment = false, $action = false, $id = false)
    {
        $base = CartPage_Controller::config()->url_segment;
        if ($page = self::get()->first()) {
            $base = $page->Link();
        }
        return Controller::join_links($base, $action, $id);
    }

 /**
  * Returns the link or the Link to the OrderConfirmationPage page on this site
  * @return String (URLSegment)
  */
 public static function find_link()
 {
     if ($page = DataObject::get_one('OrderConfirmationPage', "\"ClassName\" = 'OrderConfirmationPage'")) {
         return $page->Link();
     } elseif ($page = DataObject::get_one('OrderConfirmationPage')) {
         return $page->Link();
     }
     return CartPage::find_link();
 }