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| <?php declare(strict_types = 1); | |
| /* | |
| * Copyright (c) 2019, Josef Kufner <josef@kufner.cz> | |
| * | |
| * Licensed under the Apache License, Version 2.0 (the "License"); | |
| * you may not use this file except in compliance with the License. | |
| * You may obtain a copy of the License at | |
| * | |
| * http://www.apache.org/licenses/LICENSE-2.0 | |
| * | |
| * Unless required by applicable law or agreed to in writing, software | |
| * distributed under the License is distributed on an "AS IS" BASIS, | |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| * See the License for the specific language governing permissions and | |
| * limitations under the License. | |
| * | |
| */ | |
| namespace Smalldb\StateMachine\AccessControlExtension\Definition\StateMachine; | |
| use Smalldb\StateMachine\AccessControlExtension\Definition\StateMachineEdgeProcessorTrait; | |
| use Smalldb\StateMachine\AccessControlExtension\Definition\Transition\AccessPolicyExtension; | |
| use Smalldb\StateMachine\AccessControlExtension\Predicate\ContainerAdapter; | |
| use Smalldb\StateMachine\Definition\ExtensionInterface; | |
| use Smalldb\StateMachine\Definition\Renderer\StateMachineEdgeProcessor; | |
| use Smalldb\StateMachine\Definition\StateMachineGraph\StateMachineEdge; | |
| use Smalldb\StateMachine\Utils\SimpleJsonSerializableTrait; | |
| class AccessControlExtension implements ExtensionInterface, StateMachineEdgeProcessor | |
| { | |
| use SimpleJsonSerializableTrait; | |
| use StateMachineEdgeProcessorTrait; | |
| /** @var AccessControlPolicy[] */ | |
| private array $policies; | |
| private ?string $defaultPolicyName; | |
| public function __construct(array $policies, ?string $defaultPolicyName) | |
| { | |
| $this->policies = $policies; | |
| $this->defaultPolicyName = $defaultPolicyName; | |
| } | |
| public function getPolicies(): array | |
| { | |
| return $this->policies; | |
| } | |
| public function getPolicy(string $policyName): ?AccessControlPolicy | |
| { | |
| if (isset($this->policies[$policyName])) { | |
| return $this->policies[$policyName]; | |
| } else { | |
| return null; | |
| } | |
| } | |
| public function getDefaultPolicyName(): ?string | |
| { | |
| return $this->defaultPolicyName; | |
| } | |
| public function compilePolicyPredicates(ContainerAdapter $container): array | |
| { | |
| $policyPredicates = []; | |
| foreach ($this->policies as $policyName => $policy) { | |
| $policyPredicates[$policy->getName()] = $policy->getPredicate()->compile($container); | |
| } | |
| return $policyPredicates; | |
| } | |
| public function processEdgeAttrs(StateMachineEdge $edge, array &$exportedEdge) | |
| { | |
| if (!$edge->getTransition()->hasExtension(AccessPolicyExtension::class)) { | |
| // AccessPolicy not defined on the edge => use the default. | |
| $defaultPolicy = $this->getPolicy($this->getDefaultPolicyName()); | |
| $this->runEdgeProcessor($defaultPolicy, $edge, $exportedEdge); | |
| } | |
| } | |
| } |