Controller/Admin/ResettingController.php
public function sendEmailAction()
    {
        $username = $this->container->get('request')->request->get('username');
        /** @var $user UserInterface */
        $user = $this->container->get('fos_user.user_manager')->findUserByUsernameOrEmail($username);
        if (null === $user) {
            return $this->container->get('templating')->renderResponse('SonataUserBundle:Admin:Security/Resetting/request.html.' . $this->getEngine(), array(
                'invalid_username' => $username,
                'base_template' => $this->container->get('sonata.admin.pool')->getTemplate('layout'),
                'admin_pool' => $this->container->get('sonata.admin.pool'),
            ));
        }
        if ($user->isPasswordRequestNonExpired($this->container->getParameter('fos_user.resetting.token_ttl'))) {
            return $this->container->get('templating')->renderResponse('SonataUserBundle:Admin:Security/Resetting/passwordAlreadyRequested.html.' . $this->getEngine(), array(
                'base_template' => $this->container->get('sonata.admin.pool')->getTemplate('layout'),
                'admin_pool' => $this->container->get('sonata.admin.pool'),
            ));
        }
        if (null === $user->getConfirmationToken()) {
            /** @var $tokenGenerator TokenGeneratorInterface */
            $tokenGenerator = $this->container->get('fos_user.util.token_generator');
            $user->setConfirmationToken($tokenGenerator->generateToken());
        }
        $this->container->get('session')->set(static::SESSION_EMAIL, $this->getObfuscatedEmail($user));
        $this->container->get('fos_user.mailer')->sendResettingEmailMessage($user);
        $user->setPasswordRequestedAt(new \DateTime());
        $this->container->get('fos_user.user_manager')->updateUser($user);
        return new RedirectResponse($this->container->get('router')->generate('sonata_user_admin_resetting_check_email'));
    }
public function sendEmailAction()
    {
        $username = $this->container->get('request')->request->get('username');
        /** @var $user UserInterface */
        $user = $this->container->get('fos_user.user_manager')->findUserByUsernameOrEmail($username);
        if (null === $user) {
            return $this->container->get('templating')->renderResponse('SonataUserBundle:Admin:Security/Resetting/request.html.' . $this->getEngine(), array(
                'invalid_username' => $username,
                'base_template' => $this->container->get('sonata.admin.pool')->getTemplate('layout'),
                'admin_pool' => $this->container->get('sonata.admin.pool'),
            ));
        }
        if ($user->isPasswordRequestNonExpired($this->container->getParameter('fos_user.resetting.token_ttl'))) {
            return $this->container->get('templating')->renderResponse('SonataUserBundle:Admin:Security/Resetting/passwordAlreadyRequested.html.' . $this->getEngine(), array(
                'base_template' => $this->container->get('sonata.admin.pool')->getTemplate('layout'),
                'admin_pool' => $this->container->get('sonata.admin.pool'),
            ));
        }
        if (null === $user->getConfirmationToken()) {
            /** @var $tokenGenerator TokenGeneratorInterface */
            $tokenGenerator = $this->container->get('fos_user.util.token_generator');
            $user->setConfirmationToken($tokenGenerator->generateToken());
        }
        $this->container->get('session')->set(static::SESSION_EMAIL, $this->getObfuscatedEmail($user));
        $this->container->get('fos_user.mailer')->sendResettingEmailMessage($user);
        $user->setPasswordRequestedAt(new \DateTime());
        $this->container->get('fos_user.user_manager')->updateUser($user);
        return new RedirectResponse($this->container->get('router')->generate('sonata_user_admin_resetting_check_email'));
    }
{@inheritdoc}