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<?php |
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/** |
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* Copyright 2018 SURFnet bv |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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namespace Surfnet\StepupGateway\SecondFactorOnlyBundle\Service\Gateway; |
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use Exception; |
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use Psr\Log\LoggerInterface; |
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use Surfnet\SamlBundle\SAML2\ReceivedAuthnRequest; |
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use Surfnet\StepupGateway\GatewayBundle\Saml\ResponseContext; |
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use Surfnet\StepupGateway\SecondFactorOnlyBundle\Adfs\Exception\InvalidAdfsRequestException; |
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use Surfnet\StepupGateway\SecondFactorOnlyBundle\Adfs\Exception\InvalidAdfsResponseException; |
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use Surfnet\StepupGateway\SecondFactorOnlyBundle\Adfs\RequestHelper; |
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use Surfnet\StepupGateway\SecondFactorOnlyBundle\Adfs\ResponseHelper; |
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use Symfony\Component\HttpFoundation\Request; |
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class AdfsService |
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{ |
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/** @var RequestHelper */ |
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private $adfsRequestHelper; |
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/** @var ResponseHelper */ |
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private $adfsResponseHelper; |
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/** |
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* SecondFactorAdfsService constructor. |
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* @param RequestHelper $adfsRequestHelper |
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* @param ResponseHelper $adfsResponseHelper |
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*/ |
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public function __construct(RequestHelper $adfsRequestHelper, ResponseHelper $adfsResponseHelper) |
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{ |
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$this->adfsRequestHelper = $adfsRequestHelper; |
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$this->adfsResponseHelper = $adfsResponseHelper; |
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} |
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/** |
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* This method detects if a request is made by ADFS, and converts it to a valid |
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* Saml AuthnRequest request which could be processed. |
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* |
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* @param LoggerInterface $logger |
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* @param Request $httpRequest |
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* @param ReceivedAuthnRequest $originalRequest |
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* @return Request |
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* @throws InvalidAdfsRequestException |
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*/ |
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public function handleAdfsRequest(LoggerInterface $logger, Request $httpRequest, ReceivedAuthnRequest $originalRequest) |
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{ |
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if ($this->adfsRequestHelper->isAdfsRequest($httpRequest)) { |
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$logger->notice('Received AuthnRequest from an ADFS'); |
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try { |
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$httpRequest = $this->adfsRequestHelper->transformRequest( |
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$httpRequest, |
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$originalRequest->getRequestId() |
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); |
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} catch (Exception $e) { |
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throw new InvalidAdfsRequestException( |
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sprintf('Could not process ADFS Request, error: "%s"', $e->getMessage()) |
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); |
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} |
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} |
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return $httpRequest; |
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} |
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/** |
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* This method detectds if we need to return a ADFS response, If so ADFS parameters are returned. |
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* |
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* Second factor verification handled by SecondFactorController is |
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* finished. The user was forwarded back to this action with an internal |
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* redirect. This method sends a AuthnResponse back to the service |
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* provider in response to the AuthnRequest received in ssoAction(). |
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* |
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* @param LoggerInterface $logger |
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* @param ResponseContext $responseContext |
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* @return null|\Surfnet\StepupGateway\SecondFactorOnlyBundle\Adfs\ValueObject\Response |
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* @throws InvalidAdfsResponseException |
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*/ |
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public function handleAdfsResponse(LoggerInterface $logger, ResponseContext $responseContext) |
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{ |
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if ($this->adfsResponseHelper->isAdfsResponse($responseContext->getInResponseTo())) { |
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try { |
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$adfsParameters = $this->adfsResponseHelper->retrieveAdfsParameters(); |
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} catch (Exception $e) { |
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throw new InvalidAdfsResponseException( |
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sprintf('Could not process ADFS Response parameters, error: "%s"', $e->getMessage()) |
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); |
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} |
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$logger->notice('Sending ACS Response to ADFS plugin'); |
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return $adfsParameters; |
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} |
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return null; |
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} |
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} |
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OpenConext /
Stepup-Gateway
