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<?php
/*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This software consists of voluntary contributions made by many individuals
* and is licensed under the MIT license. For more information, see
* <http://www.doctrine-project.org>.
*/
namespace Doctrine\ORM\Persisters\Collection;
use Doctrine\ORM\EntityManagerInterface;
use Doctrine\ORM\UnitOfWork;
/**
* Base class for all collection persisters.
*
* @since 2.0
* @author Roman Borschel <roman@code-factory.org>
*/
abstract class AbstractCollectionPersister implements CollectionPersister
{
/**
* @var EntityManagerInterface
*/
protected $em;
/**
* @var \Doctrine\DBAL\Connection
*/
protected $conn;
/**
* @var UnitOfWork
*/
protected $uow;
/**
* The database platform.
*
* @var \Doctrine\DBAL\Platforms\AbstractPlatform
*/
protected $platform;
/**
* The quote strategy.
*
* @var \Doctrine\ORM\Mapping\QuoteStrategy
*/
protected $quoteStrategy;
/**
* Initializes a new instance of a class derived from AbstractCollectionPersister.
*
* @param EntityManagerInterface $em
*/
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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