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<?php |
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declare(strict_types=1); |
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namespace Doctrine\ODM\MongoDB\Proxy\Factory; |
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use Closure; |
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use Doctrine\Common\NotifyPropertyChanged; |
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use Doctrine\ODM\MongoDB\DocumentManager; |
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use Doctrine\ODM\MongoDB\DocumentNotFoundException; |
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use Doctrine\ODM\MongoDB\Mapping\ClassMetadata; |
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use Doctrine\ODM\MongoDB\Persisters\DocumentPersister; |
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use Doctrine\ODM\MongoDB\UnitOfWork; |
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use Doctrine\ODM\MongoDB\Utility\LifecycleEventManager; |
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use ProxyManager\Factory\LazyLoadingGhostFactory; |
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use ProxyManager\Proxy\GhostObjectInterface; |
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use ReflectionProperty; |
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use function array_filter; |
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use function count; |
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/** |
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* This factory is used to create proxy objects for documents at runtime. |
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*/ |
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class StaticProxyFactory implements ProxyFactory |
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{ |
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/** @var UnitOfWork The UnitOfWork this factory is bound to. */ |
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private $uow; |
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/** @var LifecycleEventManager */ |
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private $lifecycleEventManager; |
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/** @var LazyLoadingGhostFactory */ |
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private $proxyFactory; |
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public function __construct(DocumentManager $documentManager) |
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{ |
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$this->uow = $documentManager->getUnitOfWork(); |
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$this->lifecycleEventManager = new LifecycleEventManager($documentManager, $this->uow, $documentManager->getEventManager()); |
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$this->proxyFactory = $documentManager->getConfiguration()->buildGhostObjectFactory(); |
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} |
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public function getProxy(ClassMetadata $metadata, $identifier) : GhostObjectInterface |
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{ |
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$documentPersister = $this->uow->getDocumentPersister($metadata->getName()); |
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$ghostObject = $this |
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->proxyFactory |
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->createProxy( |
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$metadata->getName(), |
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$this->createInitializer($metadata, $documentPersister), |
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[ |
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'skippedProperties' => $this->skippedFieldsFqns($metadata), |
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] |
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); |
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$metadata->setIdentifierValue($ghostObject, $identifier); |
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return $ghostObject; |
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} |
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/** |
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* {@inheritdoc} |
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* |
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* @param ClassMetadata[] $classes |
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*/ |
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public function generateProxyClasses(array $classes) : int |
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{ |
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$concreteClasses = array_filter($classes, static function (ClassMetadata $metadata) : bool { |
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return ! ($metadata->isMappedSuperclass || $metadata->isQueryResultDocument || $metadata->getReflectionClass()->isAbstract()); |
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}); |
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foreach ($concreteClasses as $metadata) { |
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$this |
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->proxyFactory |
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->createProxy( |
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$metadata->getName(), |
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static function () { |
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// empty closure, serves its purpose, for now |
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}, |
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[ |
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'skippedProperties' => $this->skippedFieldsFqns($metadata), |
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] |
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); |
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} |
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return count($concreteClasses); |
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} |
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private function createInitializer( |
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ClassMetadata $metadata, |
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DocumentPersister $documentPersister |
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) : Closure { |
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return function ( |
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GhostObjectInterface $ghostObject, |
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string $method, |
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// we don't care |
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array $parameters, |
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// we don't care |
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& $initializer, |
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array $properties // we currently do not use this |
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) use ( |
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$metadata, |
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$documentPersister |
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) : bool { |
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$originalInitializer = $initializer; |
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$initializer = null; |
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$identifier = $metadata->getIdentifierValue($ghostObject); |
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if (! $documentPersister->load(['_id' => $identifier], $ghostObject)) { |
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$initializer = $originalInitializer; |
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if (! $this->lifecycleEventManager->documentNotFound($ghostObject, $identifier)) { |
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throw DocumentNotFoundException::documentNotFound($metadata->getName(), $identifier); |
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} |
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} |
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if ($ghostObject instanceof NotifyPropertyChanged) { |
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$ghostObject->addPropertyChangedListener($this->uow); |
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} |
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return true; |
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}; |
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} |
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/** |
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* @return string[] |
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*/ |
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private function skippedFieldsFqns(ClassMetadata $metadata) : array |
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{ |
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$idFieldFqcns = []; |
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foreach ($metadata->getIdentifierFieldNames() as $idField) { |
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$idFieldFqcns[] = $this->propertyFqcn($metadata->getReflectionProperty($idField)); |
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} |
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return $idFieldFqcns; |
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} |
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private function propertyFqcn(ReflectionProperty $property) : string |
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{ |
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if ($property->isPrivate()) { |
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return "\0" . $property->getDeclaringClass()->getName() . "\0" . $property->getName(); |
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} |
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if ($property->isProtected()) { |
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return "\0*\0" . $property->getName(); |
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} |
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return $property->getName(); |
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} |
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} |
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doctrine /
mongodb-odm
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