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<?php |
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namespace Bankiru\Api\JsonRpc\Adapters\JMS; |
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use Doctrine\ORM\EntityManagerInterface; |
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use Doctrine\ORM\Mapping\ClassMetadata; |
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use JMS\Serializer\Context; |
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use JMS\Serializer\JsonDeserializationVisitor; |
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use JMS\Serializer\JsonSerializationVisitor; |
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final class RelationsHandler |
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{ |
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/** |
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* @var EntityManagerInterface |
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*/ |
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private $manager; |
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/** |
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* RelationsHandler constructor. |
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* |
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* @param EntityManagerInterface $manager |
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*/ |
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public function __construct(EntityManagerInterface $manager) |
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{ |
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$this->manager = $manager; |
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} |
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public function serializeRelation(JsonSerializationVisitor $visitor, $relation, array $type, Context $context) |
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{ |
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if ($relation instanceof \Traversable) { |
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$relation = iterator_to_array($relation); |
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} |
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if (is_array($relation)) { |
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return array_map([$this, 'getSingleEntityRelation'], $relation); |
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} |
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return $this->getSingleEntityRelation($relation); |
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} |
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public function deserializeRelation(JsonDeserializationVisitor $visitor, $relation, array $type, Context $context) |
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{ |
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$className = isset($type['params'][0]['name']) ? $type['params'][0]['name'] : null; |
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if (!class_exists($className)) { |
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throw new \InvalidArgumentException('Class name should be explicitly set for deserialization'); |
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} |
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/** @var ClassMetadata $metadata */ |
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$metadata = $this->manager->getClassMetadata($className); |
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if (!is_array($relation)) { |
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return $this->manager->getReference($className, $relation); |
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} |
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$single = false; |
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if ($metadata->isIdentifierComposite) { |
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$single = true; |
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foreach ($metadata->getIdentifierFieldNames() as $idName) { |
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$single = $single && array_key_exists($idName, $relation); |
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} |
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} |
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if ($single) { |
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return $this->manager->getReference($className, $relation); |
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} |
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$objects = []; |
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foreach ($relation as $idSet) { |
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$objects[] = $this->manager->getReference($className, $idSet); |
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} |
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return $objects; |
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} |
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/** |
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* @param $relation |
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* |
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* @return array|mixed |
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*/ |
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private function getSingleEntityRelation($relation) |
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{ |
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$metadata = $this->manager->getClassMetadata(get_class($relation)); |
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$ids = $metadata->getIdentifierValues($relation); |
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if (!$metadata->isIdentifierComposite) { |
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$ids = array_shift($ids); |
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} |
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return $ids; |
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} |
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} |
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bankiru /
jsonrpc-server-bundle
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This check looks from parameters that have been defined for a function or method, but which are not used in the method body.