/**
     * @Route("/SignUp", name="wx_exchange_signup")
     * @Template("WXExchangeBundle:User:signup.html.twig")
     * User sign up - Open to public
     * Creates new users based on information they provide
     */
    public function signupAction()
    {
        $registration = new Registration();
        $form = $this->createForm(new RegistrationType(), $registration, array(
            'action' => $this->generateUrl('wx_exchange_signup_create'),
        ));

        return array('form' => $form->createView());
    }

    /**
     * @Route("/SignUp/create", name="wx_exchange_signup_create")
     * @Template("WXExchangeBundle:User:signup.html.twig")
     * User sign up - Open to public
     * Creates new users based on information they provide
     */
    public function signupCreateAction(Request $request)
    {
        $em = $this->getDoctrine()->getManager();

        $form = $this->createForm(new RegistrationType(), new Registration());

        $form->handleRequest($request);

        if ($form->isValid()) {
            $registration = $form->getData();

            $factory = $this->get('security.encoder_factory');

            $user = $registration->getUser();
            $user->setUserip($this->container->get('request')->getClientIp(););

            $encoder = $factory->getEncoder($user);
            $password = $encoder->encodePassword($user->getPassword(), $user->getSalt());

            $user->setPassword($password);

            $em->persist($user);
            $em->flush();

            return $this->redirect($this->generateUrl("wx_exchange_default_index"));
        }

        return array('form' => $form->createView());
    }

    /**
     * @Route("/Login", name="wx_exchange_login")
     * @Template("WXExchangeBundle:User:login.html.twig")
     * User login - Open to public
     * Authenticates users to the system
     */
    public function loginAction(Request $request)
    {
        $session = $request->getSession();

        // get the login error if there is one
        if ($request->attributes->has(SecurityContext::AUTHENTICATION_ERROR)) {
            $error = $request->attributes->get(
                SecurityContext::AUTHENTICATION_ERROR
            );
        } else {
            $error = $session->get(SecurityContext::AUTHENTICATION_ERROR);
            $session->remove(SecurityContext::AUTHENTICATION_ERROR);
        }

        return $this->render(
            'WXExchangeBundle:User:login.html.twig',
            array(
                // last username entered by the user
                'last_username' => $session->get(SecurityContext::LAST_USERNAME),
                'error'         => $error,
            )
        );
    }