Abstract Controller

Asso\AbstractBundle\Controller\AbstractController.php

<?php

namespace Asso\AbstractBundle\Controller;

use Symfony\Bundle\FrameworkBundle\Controller\Controller;
use Symfony\Component\Security\Core\Exception\AccessDeniedException;
use Symfony\Component\Security\Core\User\UserInterface;


/**
 * AbstractController
 * @author winzou
 */
abstract class AbstractController extends Controller
{
    /**
     * Get a user from the security context
     *
     * @throws AccessDeniedException if no user is authenticated
     * @return User
     */
    protected function getUser()
    {
        $user = $this->container->get('security.context')->getToken()->getUser();
        if( ! is_object($user) || ! $user instanceof UserInterface )
        {
            throw new AccessDeniedException('User does not have access to this page.');
        }

        return $user;
    }
}

Asso\BookBundle\Controller\BookController.php

<?php

namespace Asso\BookBundle\Controller;

use Asso\AbstractBundle\Controller\AbstractController;

/**
 * BookController
 * @author winzou
 */
class BookController extends AbstractController
{
    // ...
}