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<?php |
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//---------------------------------------------------------------------- |
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// |
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// Copyright (C) 2017 Artem Rodygin |
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// |
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// You should have received a copy of the MIT License along with |
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// this file. If not, see <http://opensource.org/licenses/MIT>. |
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// |
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//---------------------------------------------------------------------- |
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namespace Pignus\Authenticator; |
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use Symfony\Bundle\SecurityBundle\Security\FirewallMap; |
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use Symfony\Component\HttpFoundation\JsonResponse; |
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use Symfony\Component\HttpFoundation\RedirectResponse; |
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use Symfony\Component\HttpFoundation\Request; |
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use Symfony\Component\HttpFoundation\Response; |
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use Symfony\Component\HttpFoundation\Session\SessionInterface; |
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use Symfony\Component\Routing\RouterInterface; |
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use Symfony\Component\Security\Core\Authentication\Token\TokenInterface; |
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use Symfony\Component\Security\Core\Encoder\EncoderFactoryInterface; |
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use Symfony\Component\Security\Core\Exception\AuthenticationException; |
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use Symfony\Component\Security\Core\Exception\UsernameNotFoundException; |
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use Symfony\Component\Security\Core\Security; |
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use Symfony\Component\Security\Core\User\UserInterface; |
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use Symfony\Component\Security\Core\User\UserProviderInterface; |
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use Symfony\Component\Security\Guard\AbstractGuardAuthenticator; |
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/** |
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* Authenticates user against the database. |
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*/ |
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abstract class AbstractAuthenticator extends AbstractGuardAuthenticator |
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{ |
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protected $router; |
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protected $session; |
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protected $encoders; |
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protected $firewalls; |
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/** |
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* Dependency Injection constructor. |
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* |
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* @param RouterInterface $router |
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* @param SessionInterface $session |
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* @param EncoderFactoryInterface $encoders |
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* @param FirewallMap $firewalls |
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*/ |
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public function __construct( |
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RouterInterface $router, |
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SessionInterface $session, |
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EncoderFactoryInterface $encoders, |
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FirewallMap $firewalls) |
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{ |
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$this->router = $router; |
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$this->session = $session; |
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$this->encoders = $encoders; |
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$this->firewalls = $firewalls; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function start(Request $request, AuthenticationException $authException = null) |
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{ |
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// Do not redirect the user if it's an AJAX request. |
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if ($request->isXmlHttpRequest()) { |
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$exception = $this->session->get(Security::AUTHENTICATION_ERROR); |
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$this->session->remove(Security::AUTHENTICATION_ERROR); |
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$message = $exception === null |
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? 'Authentication required.' |
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: $exception->getMessage(); |
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return new Response($message, Response::HTTP_UNAUTHORIZED); |
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} |
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$firewall = $this->firewalls->getFirewallConfig($request)->getName(); |
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return new RedirectResponse($this->getLoginUrl($this->router, $firewall)); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getCredentials(Request $request) |
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{ |
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if (!$request->request->has('_username')) { |
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return null; |
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} |
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return [ |
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'username' => $request->request->get('_username'), |
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'password' => $request->request->get('_password'), |
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]; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getUser($credentials, UserProviderInterface $userProvider) |
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{ |
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try { |
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return $userProvider->loadUserByUsername($credentials['username']); |
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} |
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catch (UsernameNotFoundException $e) { |
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throw new AuthenticationException('Bad credentials.'); |
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} |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function checkCredentials($credentials, UserInterface $user) |
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{ |
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$encoder = $this->encoders->getEncoder(get_class($user)); |
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if (!$encoder->isPasswordValid($user->getPassword(), $credentials['password'], $user->getSalt())) { |
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throw new AuthenticationException('Bad credentials.'); |
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} |
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return true; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function onAuthenticationSuccess(Request $request, TokenInterface $token, $providerKey) |
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{ |
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$this->session->remove(Security::AUTHENTICATION_ERROR); |
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// An URL the user was trying to reach before authentication. |
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$targetPath = sprintf('_security.%s.target_path', $providerKey); |
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$targetUrl = $this->session->get($targetPath, $this->getDefaultUrl($this->router, $providerKey)); |
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// Do not redirect the user if it's an AJAX request. |
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return $request->isXmlHttpRequest() |
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? new JsonResponse() |
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: new RedirectResponse($targetUrl); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function onAuthenticationFailure(Request $request, AuthenticationException $exception) |
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{ |
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$this->session->set(Security::AUTHENTICATION_ERROR, $exception); |
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return $this->start($request, $exception); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function supportsRememberMe() |
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{ |
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return true; |
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} |
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/** |
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* Returns URL to login page of the specified firewall. |
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* |
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* @param RouterInterface $router |
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* @param string $firewall |
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* |
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* @return string |
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*/ |
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abstract protected function getLoginUrl(RouterInterface $router, string $firewall): string; |
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/** |
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* Returns URL to default page of the specified firewall. |
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* |
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* @param RouterInterface $router |
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* @param string $firewall |
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* |
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* @return string |
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*/ |
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abstract protected function getDefaultUrl(RouterInterface $router, string $firewall): string; |
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} |
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webinarium /
symfony-lazysec
