/**
  * Display the form for removing a downtime list
  */
 public function deleteAllAction()
 {
     $this->assertPermission('monitoring/command/downtime/delete');
     $this->view->downtimes = $this->downtimes;
     $this->view->listAllLink = Url::fromPath('monitoring/list/downtimes')->setQueryString($this->filter->toQueryString());
     $delDowntimeForm = new DeleteDowntimesCommandForm();
     $delDowntimeForm->setTitle($this->view->translate('Remove all Downtimes'));
     $delDowntimeForm->addDescription(sprintf($this->translate('Confirm removal of %d downtimes.'), $this->downtimes->count()));
     $delDowntimeForm->setRedirectUrl(Url::fromPath('monitoring/list/downtimes'));
     $delDowntimeForm->setDowntimes($this->downtimes->fetchAll())->handleRequest();
     $this->view->delAllDowntimeForm = $delDowntimeForm;
 }