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<?php |
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namespace Ma27\ApiKeyAuthenticationBundle\Controller; |
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use Ma27\ApiKeyAuthenticationBundle\Event\OnAssembleResponseEvent; |
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use Ma27\ApiKeyAuthenticationBundle\Event\OnCredentialExceptionThrownEvent; |
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use Ma27\ApiKeyAuthenticationBundle\Exception\CredentialException; |
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use Ma27\ApiKeyAuthenticationBundle\Ma27ApiKeyAuthenticationEvents; |
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use Ma27\ApiKeyAuthenticationBundle\Service\Mapping\ClassMetadata; |
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use Symfony\Bundle\FrameworkBundle\Controller\Controller; |
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use Symfony\Component\HttpFoundation\JsonResponse; |
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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\HttpKernel\Exception\HttpException; |
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/** |
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* Controller which is responsible for the authentication routes. |
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*/ |
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class ApiKeyController extends Controller |
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{ |
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/** |
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* Requests an api key. |
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* |
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* @param Request $request |
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* |
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* @throws HttpException If the login fails. |
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* |
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* @return JsonResponse |
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*/ |
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public function requestApiKeyAction(Request $request) |
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{ |
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/** @var ClassMetadata $metadata */ |
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$metadata = $this->get('ma27_api_key_authentication.class_metadata'); |
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/** @var \Symfony\Component\EventDispatcher\EventDispatcherInterface $dispatcher */ |
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$dispatcher = $this->get('event_dispatcher'); |
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$credentials = array(); |
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if ($request->request->has('login')) { |
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$credentials[$metadata->getPropertyName(ClassMetadata::LOGIN_PROPERTY)] = $request->request->get('login'); |
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} |
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if ($request->request->has('password')) { |
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$credentials[$metadata->getPropertyName(ClassMetadata::PASSWORD_PROPERTY)] = $request->request->get('password'); |
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} |
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[$user, $exception] = $this->processAuthentication($credentials); |
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/** @var OnAssembleResponseEvent $result */ |
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$result = $dispatcher->dispatch( |
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Ma27ApiKeyAuthenticationEvents::ASSEMBLE_RESPONSE, |
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new OnAssembleResponseEvent($user, $exception) |
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); |
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if (!$response = $result->getResponse()) { |
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throw new HttpException( |
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Response::HTTP_INTERNAL_SERVER_ERROR, |
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'Cannot assemble the response!', |
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$exception |
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); |
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} |
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return $response; |
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} |
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/** |
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* Removes an api key. |
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* |
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* @param Request $request |
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* |
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* @return JsonResponse |
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*/ |
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public function removeSessionAction(Request $request) |
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{ |
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/** @var \Ma27\ApiKeyAuthenticationBundle\Service\Auth\AuthenticationHandlerInterface $authenticationHandler */ |
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$authenticationHandler = $this->get('ma27_api_key_authentication.auth_handler'); |
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/** @var \Doctrine\Common\Persistence\ObjectManager $om */ |
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$om = $this->get($this->container->getParameter('ma27_api_key_authentication.object_manager')); |
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/** @var ClassMetadata $metadata */ |
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$metadata = $this->get('ma27_api_key_authentication.class_metadata'); |
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if (!$header = (string) $request->headers->get($this->container->getParameter('ma27_api_key_authentication.key_header'))) { |
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return new JsonResponse(array('message' => 'Missing api key header!'), 400); |
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} |
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$repository = $om->getRepository($this->container->getParameter('ma27_api_key_authentication.model_name')); |
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$user = $repository->findOneBy(array($metadata->getPropertyName(ClassMetadata::API_KEY_PROPERTY) => (string) $header)); |
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$authenticationHandler->removeSession($user); |
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return new JsonResponse(array(), 204); |
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} |
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/** |
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* Internal utility to handle the authentication process based on the credentials. |
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* |
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* @param array $credentials |
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* |
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* @return array |
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*/ |
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private function processAuthentication(array $credentials) |
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{ |
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/** @var \Ma27\ApiKeyAuthenticationBundle\Service\Auth\AuthenticationHandlerInterface $authenticationHandler */ |
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$authenticationHandler = $this->get('ma27_api_key_authentication.auth_handler'); |
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/** @var \Symfony\Component\EventDispatcher\EventDispatcherInterface $dispatcher */ |
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$dispatcher = $this->get('event_dispatcher'); |
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try { |
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$user = $authenticationHandler->authenticate($credentials); |
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} catch (CredentialException $ex) { |
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$userOrNull = $user ?? null; |
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$dispatcher->dispatch( |
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Ma27ApiKeyAuthenticationEvents::CREDENTIAL_EXCEPTION_THROWN, |
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new OnCredentialExceptionThrownEvent($ex, $userOrNull) |
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); |
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return [$userOrNull, $ex]; |
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} |
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return [$user, null]; |
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} |
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} |
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This check marks access to variables or properties that have not been declared yet. While PHP has no explicit notion of declaring a variable, accessing it before a value is assigned to it is most likely a bug.