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<?php |
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/* |
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* This file is part of the API Platform project. |
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* |
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* (c) Kévin Dunglas <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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declare(strict_types=1); |
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namespace ApiPlatform\Core\Bridge\Doctrine\ClassMetadata; |
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use Doctrine\Common\Persistence\ManagerRegistry; |
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use Doctrine\Common\Persistence\Mapping\ClassMetadata; |
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use Doctrine\DBAL\Types\Type; |
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/** |
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* Helper for getting information regarding a property using the resource metadata. |
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* |
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* @author Kévin Dunglas <[email protected]> |
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* @author Théo FIDRY <[email protected]> |
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* @author Alan Poulain <[email protected]> |
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*/ |
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final class PropertyHelper |
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{ |
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private $managerRegistry; |
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public function __construct(ManagerRegistry $managerRegistry) |
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{ |
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$this->managerRegistry = $managerRegistry; |
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} |
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/** |
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* Determines whether the given property is mapped. |
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*/ |
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public function isPropertyMapped(string $property, string $resourceClass, bool $allowAssociation = false): bool |
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{ |
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if ($this->isPropertyNested($property, $resourceClass)) { |
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$propertyParts = $this->splitPropertyParts($property, $resourceClass); |
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$metadata = $this->getNestedMetadata($resourceClass, $propertyParts['associations']); |
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$property = $propertyParts['field']; |
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} else { |
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$metadata = $this->getClassMetadata($resourceClass); |
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} |
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return $metadata->hasField($property) || ($allowAssociation && $metadata->hasAssociation($property)); |
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} |
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/** |
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* Determines whether the given property is nested. |
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*/ |
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public function isPropertyNested(string $property, ?string $resourceClass): bool |
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{ |
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$pos = strpos($property, '.'); |
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if (false === $pos) { |
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return false; |
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} |
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return null !== $resourceClass && $this->getClassMetadata($resourceClass)->hasAssociation(substr($property, 0, $pos)); |
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} |
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/** |
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* Determines whether the given property is embedded. |
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*/ |
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public function isPropertyEmbedded(string $property, string $resourceClass): bool |
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{ |
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return false !== strpos($property, '.') && $this->getClassMetadata($resourceClass)->hasField($property); |
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} |
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/** |
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* Splits the given property into parts. |
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* |
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* Returns an array with the following keys: |
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* - associations: array of associations according to nesting order |
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* - field: string holding the actual field (leaf node) |
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*/ |
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public function splitPropertyParts(string $property, ?string $resourceClass): array |
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{ |
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$parts = explode('.', $property); |
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if (null === $resourceClass) { |
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return [ |
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'associations' => \array_slice($parts, 0, -1), |
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'field' => end($parts), |
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]; |
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} |
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$metadata = $this->getClassMetadata($resourceClass); |
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$slice = 0; |
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foreach ($parts as $part) { |
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if ($metadata->hasAssociation($part)) { |
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$metadata = $this->getClassMetadata($metadata->getAssociationTargetClass($part)); |
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++$slice; |
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} |
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} |
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if (\count($parts) === $slice) { |
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--$slice; |
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} |
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return [ |
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'associations' => \array_slice($parts, 0, $slice), |
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'field' => implode('.', \array_slice($parts, $slice)), |
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]; |
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} |
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/** |
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* Gets the Doctrine Type of a given property/resourceClass. |
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* |
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* @return Type|string|null |
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*/ |
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public function getDoctrineFieldType(string $property, string $resourceClass) |
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{ |
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$propertyParts = $this->splitPropertyParts($property, $resourceClass); |
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$metadata = $this->getNestedMetadata($resourceClass, $propertyParts['associations']); |
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return $metadata->getTypeOfField($propertyParts['field']); |
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} |
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/** |
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* Gets nested class metadata for the given resource. |
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* |
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* @param string[] $associations |
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*/ |
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public function getNestedMetadata(string $resourceClass, array $associations): ClassMetadata |
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{ |
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$metadata = $this->getClassMetadata($resourceClass); |
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foreach ($associations as $association) { |
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if ($metadata->hasAssociation($association)) { |
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$associationClass = $metadata->getAssociationTargetClass($association); |
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$metadata = $this->getClassMetadata($associationClass); |
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} |
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} |
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return $metadata; |
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} |
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/** |
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* Gets class metadata for the given resource. |
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*/ |
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public function getClassMetadata(string $resourceClass): ClassMetadata |
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{ |
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return $this |
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->managerRegistry |
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->getManagerForClass($resourceClass) |
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->getClassMetadata($resourceClass); |
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} |
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} |
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api-platform /
core
