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Filename :
ORMQueryBuilderLoader.php
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<?php /* * This file is part of the Symfony package. * * (c) Fabien Potencier <fabien@symfony.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Bridge\Doctrine\Form\ChoiceList; use Symfony\Component\Form\Exception\UnexpectedTypeException; use Doctrine\ORM\QueryBuilder; use Doctrine\DBAL\Connection; use Doctrine\ORM\EntityManager; /** * Getting Entities through the ORM QueryBuilder */ class ORMQueryBuilderLoader implements EntityLoaderInterface { /** * Contains the query builder that builds the query for fetching the * entities * * This property should only be accessed through queryBuilder. * * @var QueryBuilder */ private $queryBuilder; /** * Construct an ORM Query Builder Loader * * @param QueryBuilder|\Closure $queryBuilder * @param EntityManager $manager * @param string $class * * @throws UnexpectedTypeException */ public function __construct($queryBuilder, $manager = null, $class = null) { // If a query builder was passed, it must be a closure or QueryBuilder // instance if (!($queryBuilder instanceof QueryBuilder || $queryBuilder instanceof \Closure)) { throw new UnexpectedTypeException($queryBuilder, 'Doctrine\ORM\QueryBuilder or \Closure'); } if ($queryBuilder instanceof \Closure) { if (!$manager instanceof EntityManager) { throw new UnexpectedTypeException($manager, 'Doctrine\ORM\EntityManager'); } $queryBuilder = $queryBuilder($manager->getRepository($class)); if (!$queryBuilder instanceof QueryBuilder) { throw new UnexpectedTypeException($queryBuilder, 'Doctrine\ORM\QueryBuilder'); } } $this->queryBuilder = $queryBuilder; } /** * {@inheritDoc} */ public function getEntities() { return $this->queryBuilder->getQuery()->execute(); } /** * {@inheritDoc} */ public function getEntitiesByIds($identifier, array $values) { $qb = clone ($this->queryBuilder); $alias = current($qb->getRootAliases()); $parameter = 'ORMQueryBuilderLoader_getEntitiesByIds_'.$identifier; $where = $qb->expr()->in($alias.'.'.$identifier, ':'.$parameter); // Guess type $entity = current($qb->getRootEntities()); $metadata = $qb->getEntityManager()->getClassMetadata($entity); if (in_array($metadata->getTypeOfField($identifier), array('integer', 'bigint', 'smallint'))) { $parameterType = Connection::PARAM_INT_ARRAY; } else { $parameterType = Connection::PARAM_STR_ARRAY; } return $qb->andWhere($where) ->getQuery() ->setParameter($parameter, $values, $parameterType) ->getResult(); } }