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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: 09/03/2018 |
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* Time: 17:00 |
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*/ |
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namespace OAuth2\ClientAuthentication; |
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use OAuth2\Exceptions\OAuthException; |
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use OAuth2\Roles\ClientInterface; |
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use OAuth2\Storages\ClientStorageInterface; |
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use Psr\Http\Message\ServerRequestInterface; |
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class ClientAuthenticationMethodManager |
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{ |
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protected $clientAuthenticationMethods = []; |
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/** |
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* @var ClientStorageInterface |
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*/ |
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private $clientStorage; |
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public function __construct(ClientStorageInterface $clientStorage) |
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{ |
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$this->clientStorage = $clientStorage; |
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} |
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public function addClientAuthenticationMethod(string $identifier, ClientAuthenticationMethodInterface $clientAuthenticationMethod) { |
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$this->clientAuthenticationMethods[$identifier] = $clientAuthenticationMethod; |
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} |
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public function getClientAuthenticationMethod(string $identifier): ClientAuthenticationMethodInterface |
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{ |
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return $this->clientAuthenticationMethods[$identifier] ?? null; |
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} |
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/** |
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* authenticate the client if client authentication is included |
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* @param ServerRequestInterface $request |
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* @param array $requestData |
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* @return ClientInterface |
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* @throws OAuthException |
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*/ |
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public function authenticate(ServerRequestInterface $request, array $requestData): ClientInterface |
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{ |
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/** |
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* require client authentication for confidential clients or for any |
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* client that was issued client credentials (or with other |
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* authentication requirements) |
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*/ |
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/** |
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* @var ClientAuthenticationMethodInterface $clientAuthenticationMethod |
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*/ |
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$clientAuthenticationMethodUsedIdentifier = null; |
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$clientAuthenticationMethodUsed = null; |
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$authenticated = false; |
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foreach ($this->clientAuthenticationMethods as $identifier => $clientAuthenticationMethod) { |
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if($clientAuthenticationMethod->support($request, $requestData)) { |
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if($clientAuthenticationMethodUsedIdentifier) { |
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throw new OAuthException('invalid_request', |
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'The request utilizes more than one mechanism for authenticating the client.', |
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'https://tools.ietf.org/html/rfc6749#section-3.2.1'); |
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} |
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$clientAuthenticationMethodUsedIdentifier = $identifier; |
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$clientAuthenticationMethodUsed = $clientAuthenticationMethod; |
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} |
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} |
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if($clientAuthenticationMethodUsed) { |
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if(!$client = $clientAuthenticationMethod->authenticate($request, $requestData)) { |
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throw new OAuthException('invalid_client', |
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'Client authentication failed. Unknown client.', |
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'https://tools.ietf.org/html/rfc6749#section-3.2.1'); |
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} |
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} else { |
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if (empty($requestData['client_id'])) { |
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throw new OAuthException('invalid_request', 'The request is missing the required parameter client_id.', |
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'https://tools.ietf.org/html/rfc6749#section-4.1'); |
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} |
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if (!$client = $this->clientStorage->get($requestData['client_id'])) { |
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throw new OAuthException('invalid_request', 'The request includes the invalid parameter client_id.', |
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'https://tools.ietf.org/html/rfc6749#section-4.1'); |
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} |
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if($client->hasCredentials()) { |
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if (!$authenticated) { |
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throw new OAuthException('invalid_client', 'Client authentication failed. No client authentication included', |
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'https://tools.ietf.org/html/rfc6749#section-3.2.1'); |
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} |
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} |
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$clientAuthenticationMethodUsedIdentifier = 'none'; |
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} |
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$tokenEndpointAuthMethod = $client->getMetadata()->getTokenEndpointAuthMethod() ?: 'client_secret_basic'; |
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if($tokenEndpointAuthMethod !== $clientAuthenticationMethodUsedIdentifier) { |
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throw new OAuthException('invalid_client', |
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'Client authentication failed. Unsupported authentication method.', |
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'https://tools.ietf.org/html/rfc6749#section-3.2.1'); |
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} |
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return $client; |
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} |
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} |
php-guard /
oauth-server
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