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<?php |
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/** |
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* PHP Deal framework |
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* |
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* @copyright Copyright 2014, Lisachenko Alexander <[email protected]> |
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* |
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* This source file is subject to the license that is bundled |
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* with this source code in the file LICENSE. |
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*/ |
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namespace PhpDeal\Aspect; |
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use Doctrine\Common\Annotations\Reader; |
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use Go\Aop\Aspect; |
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use Go\Aop\Intercept\MethodInvocation; |
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use PhpDeal\Annotation\Verify; |
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use PhpDeal\Contract\Fetcher\ParentClass\MethodConditionWithInheritDocFetcher; |
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use PhpDeal\Exception\ContractViolation; |
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use Go\Lang\Annotation\Before; |
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class PreconditionCheckerAspect extends AbstractContractAspect implements Aspect |
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{ |
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/** |
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* @var MethodConditionWithInheritDocFetcher |
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*/ |
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private $methodConditionFetcher; |
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public function __construct(Reader $reader) |
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{ |
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parent::__construct($reader); |
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$this->methodConditionFetcher = new MethodConditionWithInheritDocFetcher(Verify::class, $reader); |
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} |
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/** |
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* Verifies pre-condition contract for the method |
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* |
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* @param MethodInvocation $invocation |
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* @Before("@execution(PhpDeal\Annotation\Verify)") |
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* |
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* @throws ContractViolation |
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*/ |
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public function preConditionContract(MethodInvocation $invocation) |
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{ |
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$object = $invocation->getThis(); |
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$args = $this->fetchMethodArguments($invocation); |
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$scope = $invocation->getMethod()->getDeclaringClass()->name; |
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$allContracts = $this->fetchAllContracts($invocation); |
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$this->ensureContracts($invocation, $allContracts, $object, $scope, $args); |
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} |
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/** |
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* @param MethodInvocation $invocation |
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* @return array |
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*/ |
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private function fetchAllContracts(MethodInvocation $invocation) |
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{ |
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$allContracts = $this->fetchParentsContracts($invocation); |
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foreach ($invocation->getMethod()->getAnnotations() as $annotation) { |
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if ($annotation instanceof Verify) { |
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$allContracts[] = $annotation; |
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} |
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} |
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return array_unique($allContracts); |
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} |
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/** |
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* @param MethodInvocation $invocation |
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* @return array |
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*/ |
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private function fetchParentsContracts(MethodInvocation $invocation) |
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{ |
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return $this->methodConditionFetcher->getConditions( |
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$invocation->getMethod()->getDeclaringClass(), |
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$invocation->getMethod()->name |
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); |
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} |
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} |
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php-deal /
framework
