* * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\Security\Http\EntryPoint; use Symfony\Component\HttpFoundation\Request; use Symfony\Component\Security\Core\Exception\AuthenticationException; use Symfony\Component\Security\Http\HttpUtils; use Symfony\Component\HttpKernel\HttpKernelInterface; /** * FormAuthenticationEntryPoint starts an authentication via a login form. * * @author Fabien Potencier */ class FormAuthenticationEntryPoint implements AuthenticationEntryPointInterface { private $loginPath; private $useForward; private $httpKernel; private $httpUtils; /** * Constructor. * * @param HttpKernelInterface $kernel * @param HttpUtils $httpUtils An HttpUtils instance * @param string $loginPath The path to the login form * @param Boolean $useForward Whether to forward or redirect to the login form */ public function __construct(HttpKernelInterface $kernel, HttpUtils $httpUtils, $loginPath, $useForward = false) { $this->httpKernel = $kernel; $this->httpUtils = $httpUtils; $this->loginPath = $loginPath; $this->useForward = (Boolean) $useForward; } /** * {@inheritdoc} */ public function start(Request $request, AuthenticationException $authException = null) { if ($this->useForward) { $subRequest = $this->httpUtils->createRequest($request, $this->loginPath); $response = $this->httpKernel->handle($subRequest, HttpKernelInterface::SUB_REQUEST); if (200 === $response->getStatusCode()) { $response->headers->set('X-Status-Code', 401); } return $response; } return $this->httpUtils->createRedirectResponse($request, $this->loginPath); } }