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<?php |
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namespace League\OAuth2\Server\Middleware; |
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use League\OAuth2\Server\Exception\OAuthServerException; |
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use League\OAuth2\Server\Repositories\DeviceAuthorizationRequestRepository; |
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use Psr\Http\Message\ResponseFactoryInterface; |
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use Psr\Http\Message\ResponseInterface; |
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use Psr\Http\Message\ServerRequestInterface; |
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use Psr\Http\Server\MiddlewareInterface; |
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use Psr\Http\Server\RequestHandlerInterface; |
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class DeviceGrantMiddleware implements MiddlewareInterface |
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{ |
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private $deviceAuthorizationRequestRepository; |
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private $responseFactory; |
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public function __construct( |
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DeviceAuthorizationRequestRepository $deviceAuthorizationRequestRepository, |
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ResponseFactoryInterface $responseFactory |
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) |
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{ |
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$this->deviceAuthorizationRequestRepository = $deviceAuthorizationRequestRepository; |
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$this->responseFactory = $responseFactory; |
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} |
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public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface |
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{ |
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$queryParameters = $request->getQueryParams(); |
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$deviceCode = $queryParameters['device_code']; |
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// Get the last timestamp this client requested an access code |
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$lastRequestTimeStamp = $this->deviceAuthorizationRequestRepository->getLast($deviceCode); |
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// If the request is within the last 5 seconds, issue a slowdown notification |
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if ($lastRequestTimeStamp + 5 > \time()) { |
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return OAuthServerException::slowDown()->generateHttpResponse($this->responseFactory->createResponse()); |
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} |
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return $handler->handle($request); |
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} |
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} |
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thephpleague /
oauth2-server
