$form = $this->createForm(new NewTagType(), $tag);
$form->handleRequest($request);
if ($form->isValid()) {
$existingTag = $this->getDoctrine()
->getRepository('WallabagCoreBundle:Tag')
$form = $this->createForm(new NewTagType(), $tag);
$form->handleRequest($request);
if ($form->isValid()) {
$existingTag = $this->getDoctrine()
->getRepository('WallabagCoreBundle:Tag')