public function __construct(FormInterface $form, Request $request, EntityManager $entityManager, BadgeManager $badgeManager, $webDir)
 {
     $this->form = $form;
     $this->request = $request;
     $this->entityManager = $entityManager;
     $this->badgeManager = $badgeManager;
     $this->uploadDir = $webDir . DIRECTORY_SEPARATOR . Badge::getUploadDir();
 }