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<?php |
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declare(strict_types=1); |
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namespace App\Middleware; |
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use App\Exception\AuthException; |
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use Psr\Http\Message\ResponseInterface; |
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use Slim\Http\Request; |
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use Slim\Http\Response; |
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use Firebase\JWT\JWT; |
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class AuthMiddleware |
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{ |
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const FORBIDDEN_MESSAGE_EXCEPTION = 'error: Forbidden, not authorized.'; |
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public function __invoke(Request $request, Response $response, $next): ResponseInterface |
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{ |
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$jwtHeader = $request->getHeaderLine('Authorization'); |
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if (empty($jwtHeader) === true) { |
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throw new AuthException('JWT Token required.', 400); |
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} |
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$jwt = explode('Bearer ', $jwtHeader); |
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if (!isset($jwt[1])) { |
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throw new AuthException('JWT Token invalid.', 400); |
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} |
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$decoded = $this->checkToken($jwt[1]); |
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$object = $request->getParsedBody(); |
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$object['decoded'] = $decoded; |
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return $next($request->withParsedBody($object), $response); |
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} |
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/** |
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* @param string $token |
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* @return mixed |
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* @throws AuthException |
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*/ |
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public function checkToken(string $token) |
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{ |
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try { |
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$decoded = JWT::decode($token, getenv('SECRET_KEY'), ['HS256']); |
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if (is_object($decoded) && isset($decoded->sub)) { |
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return $decoded; |
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} |
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throw new AuthException(self::FORBIDDEN_MESSAGE_EXCEPTION, 403); |
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} catch (\UnexpectedValueException $e) { |
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throw new AuthException(self::FORBIDDEN_MESSAGE_EXCEPTION, 403); |
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} catch (\DomainException $e) { |
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throw new AuthException(self::FORBIDDEN_MESSAGE_EXCEPTION, 403); |
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} |
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} |
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} |
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maurobonfietti /
api-rest-slimphp
