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<?php |
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declare(strict_types=1); |
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namespace Shlinkio\Shlink\Rest\Middleware; |
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use Fig\Http\Message\RequestMethodInterface; |
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use Fig\Http\Message\StatusCodeInterface; |
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use Mezzio\Router\RouteResult; |
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use Psr\Http\Message\ResponseInterface as Response; |
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use Psr\Http\Message\ServerRequestInterface as Request; |
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use Psr\Http\Server\MiddlewareInterface; |
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use Psr\Http\Server\RequestHandlerInterface; |
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use Shlinkio\Shlink\Rest\Exception\MissingAuthenticationException; |
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use Shlinkio\Shlink\Rest\Exception\VerifyAuthenticationException; |
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use Shlinkio\Shlink\Rest\Service\ApiKeyServiceInterface; |
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use function Functional\contains; |
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class AuthenticationMiddleware implements MiddlewareInterface, StatusCodeInterface, RequestMethodInterface |
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{ |
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public const API_KEY_HEADER = 'X-Api-Key'; |
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private ApiKeyServiceInterface $apiKeyService; |
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private array $routesWhitelist; |
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public function __construct(ApiKeyServiceInterface $apiKeyService, array $routesWhitelist) |
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{ |
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$this->apiKeyService = $apiKeyService; |
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$this->routesWhitelist = $routesWhitelist; |
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} |
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public function process(Request $request, RequestHandlerInterface $handler): Response |
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{ |
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/** @var RouteResult|null $routeResult */ |
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$routeResult = $request->getAttribute(RouteResult::class); |
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if ( |
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$routeResult === null |
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|| $routeResult->isFailure() |
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|| $request->getMethod() === self::METHOD_OPTIONS |
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|| contains($this->routesWhitelist, $routeResult->getMatchedRouteName()) |
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) { |
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return $handler->handle($request); |
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} |
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$apiKey = self::apiKeyFromRequest($request); |
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if (empty($apiKey)) { |
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throw MissingAuthenticationException::fromExpectedTypes([self::API_KEY_HEADER]); |
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} |
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if (! $this->apiKeyService->check($apiKey)) { |
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throw VerifyAuthenticationException::forInvalidApiKey(); |
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} |
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return $handler->handle($request); |
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} |
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public static function apiKeyFromRequest(Request $request): string |
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{ |
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return $request->getHeaderLine(self::API_KEY_HEADER); |
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} |
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} |
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shlinkio /
shlink
