php namespace Acme DemoBundle Controller use Symfony Bundle FrameworkB

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<?php
namespace Acme\DemoBundle\Controller;
use Symfony\Bundle\FrameworkBundle\Controller\Controller;
use Symfony\Component\HttpFoundation\RedirectResponse;
use Symfony\Component\HttpFoundation\Request;
use Acme\DemoBundle\Form\ContactType;
// these import the "@Route" and "@Template" annotations
use Sensio\Bundle\FrameworkExtraBundle\Configuration\Route;
use Sensio\Bundle\FrameworkExtraBundle\Configuration\Template;
class DemoController extends Controller
{
/**
* @Route("/", name="_demo")
* @Template()
*/
public function indexAction()
{
return array();
}
/**
* @Route("/hello/{name}", name="_demo_hello")
* @Template()
*/
public function helloAction($name)
{
return array('name' => $name);
}
/**
* @Route("/contact", name="_demo_contact")
* @Template()
*/
public function contactAction(Request $request)
{
$form = $this->createForm(new ContactType());
$form->handleRequest($request);
if ($form->isValid()) {
$mailer = $this->get('mailer');
// .. setup a message and send it
// http://symfony.com/doc/current/cookbook/email.html
$request->getSession()->getFlashBag()->set('notice', 'Message sent!');
return new RedirectResponse($this->generateUrl('_demo'));
}
return array('form' => $form->createView());
}
}