90 lines
3.1 KiB
PHP
90 lines
3.1 KiB
PHP
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<?php
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/*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software consists of voluntary contributions made by many individuals
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* and is licensed under the MIT license. For more information, see
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* <http://www.doctrine-project.org>.
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*/
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namespace Doctrine\ORM\Utility;
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use Doctrine\ORM\UnitOfWork;
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use Doctrine\ORM\Mapping\ClassMetadata;
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use Doctrine\Common\Persistence\Mapping\ClassMetadataFactory;
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/**
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* The IdentifierFlattener utility now houses some of the identifier manipulation logic from unit of work, so that it
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* can be re-used elsewhere.
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*
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* @since 2.5
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* @author Rob Caiger <rob@clocal.co.uk>
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*/
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final class IdentifierFlattener
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{
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/**
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* The UnitOfWork used to coordinate object-level transactions.
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*
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* @var \Doctrine\ORM\UnitOfWork
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*/
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private $unitOfWork;
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/**
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* The metadata factory, used to retrieve the ORM metadata of entity classes.
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*
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* @var \Doctrine\Common\Persistence\Mapping\ClassMetadataFactory
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*/
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private $metadataFactory;
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/**
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* Initializes a new IdentifierFlattener instance, bound to the given EntityManager.
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*
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* @param \Doctrine\ORM\UnitOfWork $unitOfWork
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* @param \Doctrine\Common\Persistence\Mapping\ClassMetadataFactory $metadataFactory
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*/
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public function __construct(UnitOfWork $unitOfWork, ClassMetadataFactory $metadataFactory)
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{
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$this->unitOfWork = $unitOfWork;
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$this->metadataFactory = $metadataFactory;
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}
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/**
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* convert foreign identifiers into scalar foreign key values to avoid object to string conversion failures.
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*
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* @param \Doctrine\ORM\Mapping\ClassMetadata $class
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* @param array $id
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* @return array
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*/
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public function flattenIdentifier(ClassMetadata $class, array $id)
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{
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$flatId = array();
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foreach ($id as $idField => $idValue) {
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if (isset($class->associationMappings[$idField]) && is_object($idValue)) {
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$targetClassMetadata = $this->metadataFactory->getMetadataFor(
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$class->associationMappings[$idField]['targetEntity']
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);
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$associatedId = $this->unitOfWork->getEntityIdentifier($idValue);
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$flatId[$idField] = $associatedId[$targetClassMetadata->identifier[0]];
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} else {
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$flatId[$idField] = $idValue;
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}
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}
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return $flatId;
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}
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}
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