src/Security/LoginFormAuthenticator.php line 62

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  1. <?php
  3. namespace App\Security;
  5. use App\Repository\UserRepository;
  6. use Symfony\Component\HttpFoundation\RedirectResponse;
  7. use Symfony\Component\HttpFoundation\Request;
  8. use Symfony\Component\Routing\RouterInterface;
  9. use Symfony\Component\Security\Core\Authentication\Token\TokenInterface;
  10. use Symfony\Component\Security\Core\Encoder\UserPasswordEncoderInterface;
  11. use Symfony\Component\Security\Core\Exception\InvalidCsrfTokenException;
  12. use Symfony\Component\Security\Core\Security;
  13. use Symfony\Component\Security\Core\User\UserInterface;
  14. use Symfony\Component\Security\Core\User\UserProviderInterface;
  15. use Symfony\Component\Security\Csrf\CsrfToken;
  16. use Symfony\Component\Security\Csrf\CsrfTokenManagerInterface;
  17. use Symfony\Component\Security\Guard\Authenticator\AbstractFormLoginAuthenticator;
  18. use Symfony\Component\Security\Http\Util\TargetPathTrait;
  20. class LoginFormAuthenticator extends AbstractFormLoginAuthenticator
  21. {
  22.     use TargetPathTrait;
  24.     private $userRepository;
  25.     private $router;
  26.     private $csrfTokenManager;
  27.     private $passwordEncoder;
  28.     private $login_route;
  30.     public function __construct(UserRepository $userRepository,RouterInterface $router,UserPasswordEncoderInterface $passwordEncoder,CsrfTokenManagerInterface $csrfTokenManager)
  31.     {
  32.         $this->userRepository = $userRepository;
  33.         $this->router = $router;
  34.         $this->csrfTokenManager = $csrfTokenManager;
  35.         $this->passwordEncoder = $passwordEncoder;
  36.     }
  40.     public function supports(Request $request)
  41.     {
  42.         $this->login_route = $request->attributes->get('_route');
  43.         return  ($request->attributes->get('_route')==='app_login')
  44.             && $request->isMethod('POST');
  45.     }
  48.     public function getCredentials(Request $request)
  49.     {
  50.         $credentials = [
  51.             'username'=>$request->request->get('username'),
  52.             'password'=>$request->request->get('password'),
  53.             'csrf_token'=>$request->request->get('_csrf_token'),
  54.         ];
  55.         $request->getSession()->set(
  56.             Security::LAST_USERNAME,
  57.             $credentials["username"]
  58.         );
  59.         return $credentials;
  60.     }
  62.     public function getUser($credentials, UserProviderInterface $userProvider)
  63.     {
  64.         $token = new CsrfToken('authenticate',$credentials["csrf_token"]);
  65.         if (!$this->csrfTokenManager->isTokenValid($token)){
  66.             throw new InvalidCsrfTokenException();
  67.         }
  69.         return $this->userRepository->findOneByUsernameOrEmail($credentials["username"]);
  70.     }
  72.     public function checkCredentials($credentials, UserInterface $user)
  73.     {
  74.         return $this->passwordEncoder->isPasswordValid($user,$credentials["password"])  ;
  75.     }
  78.     public function onAuthenticationSuccess(Request $request, TokenInterface $token, $providerKey)
  79.     {
  81.         if ($targetPath = $this->getTargetPath($request->getSession(),$providerKey)){
  82.             return new RedirectResponse($targetPath);
  83.         }
  84.         return new RedirectResponse($this->router->generate("app_welcome"));
  85.     }
  87.     protected function getLoginUrl()
  88.     {
  89.         return $this->router->generate("app_login");
  90.     }
  92. }