public function editAction($id)
{
$mailEventsChain = $this->get('ojs_core.mail.event_chain');
$em = $this->getDoctrine()->getManager();
/** @var MailTemplate $entity */
$entity = $em->getRepository('OjsJournalBundle:MailTemplate')->find($id);
$this->throw404IfNotFound($entity);
$editForm = $this->createEditForm($entity);
$eventDetail = $mailEventsChain->getEventOptionsByName($entity->getType());
$eventParamsAsString = $mailEventsChain->getEventParamsAsString($eventDetail);
return $this->render('OjsAdminBundle:AdminMailTemplate:edit.html.twig', array('entity' => $entity, 'form' => $editForm->createView(), 'eventDetail' => $eventDetail, 'eventParamsAsString' => $eventParamsAsString));
}