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<?php namespace Pz\Doctrine\Rest\Traits; |
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use Doctrine\Common\Collections\ArrayCollection; |
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use Doctrine\Common\Util\ClassUtils; |
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use Doctrine\ORM\Mapping\ClassMetadataInfo; |
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use Pz\Doctrine\Rest\Exceptions\RestException; |
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use Pz\Doctrine\Rest\RestRepository; |
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trait CanHydrate |
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{ |
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/** |
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* @return RestRepository |
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*/ |
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abstract public function repository(); |
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/** |
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* @param string|object $entity |
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* @param array $data |
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* @param string $scope |
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* |
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* @return object |
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* @throws RestException |
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*/ |
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public function hydrateEntity($entity, array $data, $scope = '') |
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{ |
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$hydrated = false; |
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$entity = is_object($entity) ? $entity : new $entity; |
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if (isset($data['attributes']) && is_array($data['attributes'])) { |
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$entity = $this->hydrateAttributes($entity, $data['attributes'], $scope); |
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$hydrated = true; |
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} |
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if (isset($data['relationships']) && is_array($data['relationships'])) { |
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$entity = $this->hydrateRelationships($entity, $data['relationships'], $scope); |
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$hydrated = true; |
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} |
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if (!$hydrated) { |
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throw RestException::missingDataMembers($scope); |
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} |
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return $entity; |
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} |
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/** |
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* @param $entity |
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* @param array $attributes |
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* @param string $scope |
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* |
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* @return mixed |
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* @throws RestException |
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*/ |
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private function hydrateAttributes($entity, array $attributes, $scope = '') |
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{ |
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$metadata = $this->repository()->getEntityManager()->getClassMetadata(ClassUtils::getClass($entity)); |
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foreach ($attributes as $name => $value) { |
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if (!isset($metadata->reflFields[$name])) { |
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throw RestException::unknownAttribute($scope.$name); |
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} |
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$this->setObjectProperty($entity, $name, $value); |
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} |
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return $entity; |
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} |
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/** |
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* @param $entity |
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* @param array $relationships |
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* @param $scope |
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* |
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* @return mixed |
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* @throws RestException |
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*/ |
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private function hydrateRelationships($entity, array $relationships, $scope) |
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{ |
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$metadata = $this->repository()->getEntityManager()->getClassMetadata(ClassUtils::getClass($entity)); |
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foreach ($relationships as $name => $data) { |
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if (!isset($metadata->associationMappings[$name])) { |
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throw RestException::unknownRelation($scope.$name); |
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} |
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$mapping = $metadata->associationMappings[$name]; |
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if (!is_array($data) || !array_key_exists('data', $data)) { |
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throw RestException::missingData($scope.$name); |
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} |
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if (in_array($mapping['type'], [ClassMetadataInfo::ONE_TO_ONE, ClassMetadataInfo::MANY_TO_ONE])) { |
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$this->setObjectProperty($entity, $name, |
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$this->hydrateRelationData($mapping['targetEntity'], $data['data'], $scope.$name) |
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); |
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} |
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if (in_array($mapping['type'], [ClassMetadataInfo::ONE_TO_MANY, ClassMetadataInfo::MANY_TO_MANY])) { |
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$this->hydrateToManyRelation($entity, $name, $mapping['targetEntity'], $data['data'], $scope.$name); |
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} |
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} |
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return $entity; |
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} |
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/** |
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* Hydrate one relation. |
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* |
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* @param object $entity |
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* @param string $name Relation name |
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* @param string $targetEntity Doctrine relation class name |
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* @param mixed $data |
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* @param string $scope |
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* |
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* @return object |
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* @throws RestException |
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*/ |
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private function hydrateToManyRelation($entity, $name, $targetEntity, $data, $scope) |
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{ |
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if (!is_array($data)) { |
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throw RestException::missingData($scope); |
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} |
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$this->setObjectProperty($entity, $name, |
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new ArrayCollection(array_map( |
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function($item, $index) use ($targetEntity, $scope) { |
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return $this->hydrateRelationData($targetEntity, $item, $scope.'['.$index.']'); |
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}, |
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$data, |
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array_keys($data) |
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)) |
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); |
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} |
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/** |
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* @param string $class |
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* @param mixed $data |
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* @param string $scope |
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* |
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* @return object |
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* @throws RestException |
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* @throws \Doctrine\ORM\ORMException |
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*/ |
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2 |
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private function hydrateRelationData($class, $data, $scope) |
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{ |
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if (is_null($data)) { |
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return null; |
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} |
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2 |
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if (is_object($data)) { |
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return $data; |
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} |
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2 |
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if (is_scalar($data)) { |
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return $this->repository()->getEntityManager()->getReference($class, $data); |
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} |
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2 |
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if (!is_array($data)) { |
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throw RestException::missingData($scope); |
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} |
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2 |
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if (isset($data['id']) && isset($data['type'])) { |
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return $this->repository()->getEntityManager()->getReference($class, $data['id']); |
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} else { |
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return $this->hydrateEntity($class, $data, $scope.'.'); |
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} |
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} |
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169
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/** |
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170
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* Set property on entity object. |
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* |
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* @param object $entity |
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* @param string $name |
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* @param mixed $value |
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* |
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* @return object |
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* @throws RestException |
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*/ |
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8 |
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private function setObjectProperty($entity, $name, $value) |
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{ |
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8 |
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$setter = 'set'.ucfirst($name); |
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if (!method_exists($entity, $setter)) { |
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1 |
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throw RestException::missingSetter($entity, $name, $setter); |
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} |
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return $entity->$setter($value); |
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} |
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} |
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R3VoLuT1OneR /
doctrine-rest
