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<?php |
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namespace Isolate\UnitOfWork\Entity\Definition\Repository; |
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use Isolate\UnitOfWork\Entity\Definition; |
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use Isolate\UnitOfWork\Entity\Definition\Property; |
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use Isolate\UnitOfWork\Entity\Definition\Repository; |
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use Isolate\UnitOfWork\Exception\InvalidArgumentException; |
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use Isolate\UnitOfWork\Exception\RuntimeException; |
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final class InMemory implements Repository |
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{ |
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/** |
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* @var array|Definition[] |
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*/ |
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private $entityDefinitions; |
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/** |
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* @param array $entityDefinitions |
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* @throws InvalidArgumentException |
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*/ |
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public function __construct($entityDefinitions = []) |
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{ |
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$this->entityDefinitions = []; |
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if (!is_array($entityDefinitions) && !$entityDefinitions instanceof \Traversable) { |
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throw new InvalidArgumentException("Entity definition repository require array od traversable collection of entity definitions."); |
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} |
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foreach ($entityDefinitions as $definition) { |
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if (!$definition instanceof Definition) { |
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throw new InvalidArgumentException("Each element in collection needs to be an instance of Isolate\\UnitOfWork\\Entity\\Definition"); |
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} |
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$this->addDefinition($definition); |
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} |
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$this->validateAssociations(); |
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} |
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/** |
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* @param Definition $entityDefinition |
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*/ |
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public function addDefinition(Definition $entityDefinition) |
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{ |
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$this->entityDefinitions[(string) $entityDefinition->getClassName()] = $entityDefinition; |
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} |
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/** |
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* @param $entity |
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* @return bool |
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* @throws InvalidArgumentException |
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*/ |
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public function hasDefinition($entity) |
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{ |
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if (!is_object($entity)) { |
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throw new InvalidArgumentException("Entity definition repository require objects as arguments for methods."); |
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} |
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return array_key_exists(get_class($entity), $this->entityDefinitions); |
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} |
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/** |
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* @param $entity |
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* @return Definition |
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* @throws RuntimeException |
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*/ |
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public function getDefinition($entity) |
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{ |
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if (!$this->hasDefinition($entity)) { |
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throw new RuntimeException(sprintf("Entity definition for \"%s\" does not exists.", get_class($entity))); |
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} |
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return $this->entityDefinitions[get_class($entity)]; |
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} |
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/** |
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* @throws InvalidArgumentException |
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*/ |
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private function validateAssociations() |
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{ |
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foreach ($this->entityDefinitions as $definition) { |
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foreach ($definition->getObservedProperties() as $property) { |
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$this->validateAssociation($definition, $property); |
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} |
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} |
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} |
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/** |
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* @param Definition $definition |
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* @param Property $property |
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* @throws InvalidArgumentException |
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*/ |
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private function validateAssociation(Definition $definition, Property $property) |
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{ |
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if ($property->isAssociated()) { |
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$targetClass = (string) $property->getAssociation()->getTargetClassName(); |
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if (!array_key_exists($targetClass, $this->entityDefinitions)) { |
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throw new InvalidArgumentException( |
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sprintf( |
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"Entity class \"%s\" used in association of \"%s\" entity does not have definition.", |
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$targetClass, |
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(string)$definition->getClassName() |
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) |
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); |
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} |
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} |
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} |
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} |
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isolate-org /
unit-of-work
