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<?php |
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/** |
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* Copyright 2018 SURFnet B.V. |
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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\StepupMiddleware\ApiBundle\Authorization\Service; |
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use Surfnet\Stepup\Identity\Collection\InstitutionCollection; |
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use Surfnet\Stepup\Identity\Value\IdentityId; |
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use Surfnet\Stepup\Identity\Value\Institution; |
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use Surfnet\Stepup\Identity\Value\RegistrationAuthorityRole; |
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use Surfnet\StepupMiddleware\ApiBundle\Authorization\Value\InstitutionAuthorizationContext; |
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use Surfnet\StepupMiddleware\ApiBundle\Configuration\Repository\ConfiguredInstitutionRepository; |
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use Surfnet\StepupMiddleware\ApiBundle\Exception\InvalidArgumentException; |
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use Surfnet\StepupMiddleware\ApiBundle\Identity\Repository\AuthorizationRepository; |
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use Surfnet\StepupMiddleware\ApiBundle\Identity\Service\IdentityService; |
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use Surfnet\StepupMiddleware\ApiBundle\Identity\Service\SraaService; |
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/** |
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* Creates InstitutionAuthorizationContext |
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* |
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* The Context is enriched with the 'isSraa' setting. It verifies if the |
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* actor id matches that of one of the SRAA's. |
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*/ |
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class AuthorizationContextService |
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{ |
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/** |
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* @var SraaService |
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*/ |
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private $sraaService; |
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/** |
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* @var IdentityService |
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*/ |
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private $identityService; |
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/** |
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* @var ConfiguredInstitutionRepository |
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*/ |
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private $institutionRepository; |
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/** |
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* @var AuthorizationRepository |
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*/ |
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private $authorizationRepository; |
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public function __construct( |
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SraaService $sraaService, |
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IdentityService $identityService, |
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ConfiguredInstitutionRepository $institutionRepository, |
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AuthorizationRepository $authorizationRepository |
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) { |
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$this->sraaService = $sraaService; |
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$this->identityService = $identityService; |
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$this->institutionRepository = $institutionRepository; |
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$this->authorizationRepository = $authorizationRepository; |
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} |
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public function buildSelectRaaInstitutionAuthorizationContext(IdentityId $actorId): InstitutionAuthorizationContext |
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{ |
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$isSraa = $this->isSraa($actorId); |
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// When building an auth context based on the select raa role, we use another query to retrieve the correct |
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// institutions. |
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$institutions = $this->authorizationRepository->getInstitutionsForSelectRaaRole($actorId); |
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return new InstitutionAuthorizationContext($institutions, $isSraa); |
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} |
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/** |
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* Build the InstitutionAuthorizationContext to be used for authorization filtering on institutions in queries |
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* |
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* The additional test is performed to indicate if the actor is SRAA. When the identity is SRAA, all Institutions |
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* are added to the InstitutionAuthorizationContext |
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*/ |
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public function buildInstitutionAuthorizationContext( |
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IdentityId $actorId, |
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RegistrationAuthorityRole $role |
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): InstitutionAuthorizationContext { |
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$isSraa = $this->isSraa($actorId); |
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if ($isSraa) { |
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$institutions = new InstitutionCollection(); |
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$configuredInstitutions = $this->institutionRepository->findAll(); |
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foreach ($configuredInstitutions as $institution) { |
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$institutions->add(new Institution((string)$institution->institution)); |
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} |
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} else { |
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// Get the institutions the identity is RA(A) for. |
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$institutions = $this->authorizationRepository->getInstitutionsForRole($role, $actorId); |
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} |
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return new InstitutionAuthorizationContext($institutions, $isSraa); |
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} |
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private function isSraa(IdentityId $actorId) |
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{ |
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$identity = $this->identityService->find((string)$actorId); |
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if (!$identity) { |
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throw new InvalidArgumentException('The provided id is not associated with any known identity'); |
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} |
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$sraa = $this->sraaService->findByNameId($identity->nameId); |
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return !is_null($sraa); |
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} |
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} |
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OpenConext /
Stepup-Middleware
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