ol sm

public function createdAgo(\DateTime $dateTime)
    {

        $delta = time() - $dateTime->getTimestamp();

        if ($delta < 0)
            throw new \InvalidArgumentException("createdAgo is unable to handle dates in the future");

        $duration = "";
        if ($delta < 60)
        {
            $time = $delta;
            $duration = $time . " секунд" . (($time > 1) ? "ы" : "") . " назад";
        }
        else if ($delta <= 3600)
        {
            $time = floor($delta / 60);
            $duration = $time . " минут" . (($time > 1) ? "ы" : "") . " назад";
        }
        else if ($delta <= 86400)
        {
            $time = floor($delta / 3600);
            $duration = $time . " час" . (($time > 1) ? "ов" : "") . " назад";
        }
        else
        {
            $time = floor($delta / 86400);
            $duration = $time . " дн" . (($time > 1) ? "ей" : "") . " назад";
        }

        return $duration;
    }

А с месяцев и годом не работает, кто дополнит?

телеграмм @symfonyRU

public function createAction(Request $request)
    {

        $individualUser = new IndividualUser();

        $iform = $this->createForm('BackendBundle\Form\IndividualUserType', $individualUser);

        $iform->handleRequest($request);

        $user = new User();

        $form = $this->createForm('BackendBundle\Form\UserType', $user);

        $form->handleRequest($request);

        if ($form->isSubmitted() && $form->isValid()) {
            $em = $this->getDoctrine()->getManager();
            $individualUser->setUser($user->getId());
            $em->persist($individualUser);
            $em->persist($user);
            $em->flush();

            return $this->redirectToRoute('_user_index');
        }

        return $this->render('BackendBundle:User:create.html.twig',array(
            'form' => $form->createView(),
            'iform' => $oform->createView()
        ));
    }

Ошибка
An exception occurred while executing 'INSERT INTO individualuser (firstname, lastname, phone, user_id) VALUES (?, ?, ?, ?)' with params [null, null, null, null]:

Поправьте, пожалуйста, где я ошибся.