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<?php
declare(strict_types=1);
namespace Doctrine\ORM\Persisters\Collection;
use Doctrine\DBAL\Connection;
use Doctrine\DBAL\Platforms\AbstractPlatform;
use Doctrine\ORM\EntityManagerInterface;
use Doctrine\ORM\Mapping\QuoteStrategy;
use Doctrine\ORM\UnitOfWork;
/**
* Base class for all collection persisters.
*/
abstract class AbstractCollectionPersister implements CollectionPersister
{
/** @var EntityManagerInterface */
protected $em;
/** @var Connection */
protected $conn;
/** @var UnitOfWork */
protected $uow;
/**
* The database platform.
*
* @var AbstractPlatform
*/
protected $platform;
/** @var QuoteStrategy */
protected $quoteStrategy;
/**
* Initializes a new instance of a class derived from AbstractCollectionPersister.
*/
public function __construct(EntityManagerInterface $em)
{
$this->em = $em;
$this->uow = $em->getUnitOfWork();
$this->conn = $em->getConnection();
$this->platform = $this->conn->getDatabasePlatform();
$this->quoteStrategy = $em->getConfiguration()->getQuoteStrategy();
}
/**
* Check if entity is in a valid state for operations.
*
* @param object $entity
*
* @return bool
*/
protected function isValidEntityState($entity)
{
$entityState = $this->uow->getEntityState($entity, UnitOfWork::STATE_NEW);
if ($entityState === UnitOfWork::STATE_NEW) {
return false;
}
// If Entity is scheduled for inclusion, it is not in this collection.
// We can assure that because it would have return true before on array check
return ! ($entityState === UnitOfWork::STATE_MANAGED && $this->uow->isScheduledForInsert($entity));
}
}
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