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<?php |
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/** |
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* Created by PhpStorm. |
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* User: GCC-MED |
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* Date: 19/01/2018 |
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* Time: 16:02 |
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*/ |
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namespace OAuth2\OpenID\Endpoints; |
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use GuzzleHttp\Psr7\Response; |
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use GuzzleHttp\Psr7\Uri; |
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use OAuth2\Config; |
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use OAuth2\EndpointMessages\Authorization\AuthorizationResponse; |
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use OAuth2\EndpointMessages\Authorization\ErrorResponse; |
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use OAuth2\Exceptions\OAuthException; |
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use OAuth2\ResponseTypes\ResponseTypeInterface; |
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use OAuth2\Roles\Clients\RegisteredClient; |
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use OAuth2\Roles\ResourceOwnerInterface; |
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use Psr\Http\Message\ResponseInterface; |
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use Psr\Http\Message\ServerRequestInterface; |
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class AuthorizationEndpoint extends \OAuth2\Endpoints\AuthorizationEndpoint |
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{ |
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/** |
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* @param ServerRequestInterface $request |
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* @param ResourceOwnerInterface $resourceOwner |
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* @param bool $authorizationDecision |
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* @param array|null $scopeRestrictedByResourceOwner |
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* @return ResponseInterface |
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* @throws \Exception |
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*/ |
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public function handle(ServerRequestInterface $request, ResourceOwnerInterface $resourceOwner, ?bool $authorizationDecision = null, |
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?array $scopeRestrictedByResourceOwner = null): ResponseInterface |
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{ |
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/** |
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* @var RegisteredClient $client |
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*/ |
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$result = $this->verify($request); |
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if ($result instanceof Response) { |
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return $result; |
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} |
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list('client' => $client, 'responseTypes' => $responseTypes, 'redirectUri' => $redirectUri) = $result; |
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$this->verify($request); |
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return new AuthorizationResponse($redirectUri); |
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} |
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/** |
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* @param ServerRequestInterface $request |
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* @return Response |
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* @throws \Exception |
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*/ |
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public function beforeConsent(ServerRequestInterface $request) |
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{ |
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/** |
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* @var RegisteredClient $client |
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*/ |
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$result = $this->verify($request); |
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if ($result instanceof Response) { |
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return $result; |
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} |
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/** |
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* @var RegisteredClient $client |
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* @var array $responseTypes |
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* @var Uri $redirectUri |
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* @var array|null $scope |
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* @var string|null $responseMode |
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* @var bool $isInsecure |
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*/ |
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extract($result); |
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return new AuthorizationResponse($redirectUri); |
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} |
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/** |
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* @param ServerRequestInterface $request |
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* @return array|ErrorResponse |
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* @throws \Exception |
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*/ |
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public function verify(ServerRequestInterface $request) |
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{ |
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$redirectUri = new Uri(); |
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try { |
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if ($request->getMethod() == 'GET') { |
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$data = $request->getQueryParams(); |
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} else if ($request->getMethod() == 'POST') { |
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$data = $request->getParsedBody(); |
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} else { |
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throw new OAuthException('invalid_request', 'Support only HTTP GET and POST methods'); |
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} |
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if (!isset($data['scope']) || !$data['scope']) { |
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throw new OAuthException('invalid_request', 'Missing a required parameter : scope'); |
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} |
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if (!isset($data['response_type']) || !$data['response_type']) { |
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throw new OAuthException('invalid_request', 'Missing a required parameter : response_type'); |
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} |
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if (!isset($data['client_id']) || !$data['client_id']) { |
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throw new OAuthException('invalid_request', 'Missing a required parameter : client_id'); |
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} |
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if (!isset($data['redirect_uri']) || !$data['redirect_uri']) { |
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throw new OAuthException('invalid_request', 'Missing a required parameter : redirect_uri'); |
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} |
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$isStateRequired = $this->server->getConfigurationRepository()->getConfig(Config::ENFORCE_STATE); |
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if ($isStateRequired && (!isset($data['state']) || !$data['state'])) { |
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throw new OAuthException('invalid_request', 'Missing a required parameter : state'); |
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} |
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$responseTypes = []; |
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foreach (explode(' ', $data['response_type']) as $responseTypeName) { |
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$responseType = $this->server->getResponseTypeRepository()->getResponseType($responseTypeName); |
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if (!$responseType) { |
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throw new OAuthException('invalid_request', 'Unknown response_type : ' . $responseTypeName); |
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} |
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$responseType->verifyRequest($request); |
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$responseTypes[] = $responseType; |
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} |
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if (empty($responseTypes)) { |
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throw new OAuthException('invalid_request', 'Invalid response_type parameter'); |
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} else if (count($responseTypes) == 1) { |
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$defaultResponseMode = $responseTypes[0]->getDefaultResponseMode(); |
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} else { |
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$defaultResponseMode = ResponseTypeInterface::RESPONSE_MODE_FRAGMENT; |
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} |
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$responseMode = $data['response_mode'] ?? $defaultResponseMode; |
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if (count($responseTypes) > 1 && $responseMode === ResponseTypeInterface::RESPONSE_MODE_QUERY) { |
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throw new OAuthException('invalid_request', 'Invalid response_mode parameter : query mode is not allowed'); |
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} |
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} catch (OAuthException $e) { |
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return new ErrorResponse($redirectUri, |
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$e->getError(), $e->getErrorDescription(), $e->getErrorUri(), |
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$data['state'] ?? null); |
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} |
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$client = ''; |
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return compact('client', 'responseTypes', 'redirectUri'); |
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// $requiredParameters = ['scope', 'response_type', 'client_id'] |
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} |
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} |
This checks looks for assignemnts to variables using the
list(...)
function, where not all assigned variables are subsequently used.Consider the following code example.
Only the variables
$a
and$c
are used. There was no need to assign$b
.Instead, the list call could have been.