/**
  * @param block_BlockContext $context
  * @param block_BlockRequest $request
  * @return String the view name
  */
 public function execute($context, $request)
 {
     if (!$request->hasNonEmptyParameter('id')) {
         return block_BlockView::NONE;
     }
     $id = $request->getParameter('id');
     $form = DocumentHelper::getDocumentInstance($id);
     $user = $context->getGlobalContext()->getUser();
     $attr = 'form_success_parameters_' . $form->getId();
     $parameters = $user->getAttribute($attr);
     if ($parameters === null) {
         return block_BlockView::NONE;
     }
     $user->removeAttribute($attr);
     $message = $form->getConfirmMessage();
     foreach ($parameters as $k => $v) {
         $message = str_replace('{' . $k . '}', htmlspecialchars($v), $message);
     }
     $this->setParameter('message', $message);
     if ($form->getUseBackLink()) {
         $this->setParameter('back', array('url' => $parameters[form_FormConstants::BACK_URL_PARAMETER], 'label' => f_Locale::translate('&modules.form.frontoffice.Back;')));
     } else {
         $this->setParameter('back', false);
     }
     $this->setParameter('form', $form);
     return block_BlockView::SUCCESS;
 }