public function unsubscribe($params)
 {
     if (isset($_GET['confirm-result']) && $_GET['confirm-result'] === "0") {
         throw new RedirectException(OW_URL_HOME);
     }
     $code = $params['code'];
     $userId = $this->service->findUserIdByUnsubscribeCode($code);
     $lang = OW::getLanguage();
     if (empty($userId)) {
         throw new RedirectAlertPageException($lang->text('notifications', 'unsubscribe_code_expired'));
     }
     if (empty($_GET['confirm-result'])) {
         throw new RedirectConfirmPageException($lang->text('notifications', 'unsubscribe_confirm_msg'));
     }
     $activeActions = $this->service->collectActionList();
     $rules = $this->service->findRuleList($userId);
     $action = $params['action'] == 'all' ? null : $params['action'];
     foreach ($activeActions as $actionInfo) {
         if ($params['action'] != 'all' && $actionInfo['action'] != $params['action']) {
             continue;
         }
         if (empty($rules[$actionInfo['action']])) {
             $rule = new NOTIFICATIONS_BOL_Rule();
             $rule->action = $actionInfo['action'];
             $rule->userId = $userId;
         } else {
             $rule = $rules[$actionInfo['action']];
         }
         $rule->checked = false;
         $this->service->saveRule($rule);
     }
     throw new RedirectAlertPageException($lang->text('notifications', 'unsubscribe_completed'));
 }