<?php
declare(strict_types=1);
namespace Doctrine\ORM;
use BadMethodCallException;
use Doctrine\Common\Collections\Collection;
use Doctrine\Common\Collections\Criteria;
use Doctrine\Common\Collections\Selectable;
use Doctrine\DBAL\LockMode;
use Doctrine\Deprecations\Deprecation;
use Doctrine\Inflector\Inflector;
use Doctrine\Inflector\InflectorFactory;
use Doctrine\ORM\Mapping\ClassMetadata;
use Doctrine\ORM\Query\ResultSetMappingBuilder;
use Doctrine\ORM\Repository\Exception\InvalidMagicMethodCall;
use Doctrine\Persistence\ObjectRepository;
use function array_slice;
use function lcfirst;
use function sprintf;
use function strpos;
use function substr;
/**
* An EntityRepository serves as a repository for entities with generic as well as
* business specific methods for retrieving entities.
*
* This class is designed for inheritance and users can subclass this class to
* write their own repositories with business-specific methods to locate entities.
*
* @template T
* @template-implements Selectable<int,T>
* @template-implements ObjectRepository<T>
*/
class EntityRepository implements ObjectRepository, Selectable
{
/** @var string */
protected $_entityName;
/** @var EntityManagerInterface */
protected $_em;
/** @var ClassMetadata */
protected $_class;
/** @var Inflector */
private static $inflector;
/**
* Initializes a new <tt>EntityRepository</tt>.
*/
public function __construct(EntityManagerInterface $em, Mapping\ClassMetadata $class)
{
$this->_entityName = $class->name;
$this->_em = $em;
$this->_class = $class;
}
/**
* Creates a new QueryBuilder instance that is prepopulated for this entity name.
*
* @param string $alias
* @param string $indexBy The index for the from.
*
* @return QueryBuilder
*/
public function createQueryBuilder($alias, $indexBy = null)
{
return $this->_em->createQueryBuilder()
->select($alias)
->from($this->_entityName, $alias, $indexBy);
}
/**
* Creates a new result set mapping builder for this entity.
*
* The column naming strategy is "INCREMENT".
*
* @param string $alias
*
* @return ResultSetMappingBuilder
*/
public function createResultSetMappingBuilder($alias)
{
$rsm = new ResultSetMappingBuilder($this->_em, ResultSetMappingBuilder::COLUMN_RENAMING_INCREMENT);
$rsm->addRootEntityFromClassMetadata($this->_entityName, $alias);
return $rsm;
}
/**
* Creates a new Query instance based on a predefined metadata named query.
*
* @deprecated
*
* @param string $queryName
*
* @return Query
*/
public function createNamedQuery($queryName)
{
Deprecation::trigger(
'doctrine/orm',
'https://github.com/doctrine/orm/issues/8592',
'Named Queries are deprecated, here "%s" on entity %s. Move the query logic into EntityRepository',
$queryName,
$this->_class->name
);
return $this->_em->createQuery($this->_class->getNamedQuery($queryName));
}
/**
* Creates a native SQL query.
*
* @deprecated
*
* @param string $queryName
*
* @return NativeQuery
*/
public function createNativeNamedQuery($queryName)
{
Deprecation::trigger(
'doctrine/orm',
'https://github.com/doctrine/orm/issues/8592',
'Named Native Queries are deprecated, here "%s" on entity %s. Move the query logic into EntityRepository',
$queryName,
$this->_class->name
);
$queryMapping = $this->_class->getNamedNativeQuery($queryName);
$rsm = new Query\ResultSetMappingBuilder($this->_em);
$rsm->addNamedNativeQueryMapping($this->_class, $queryMapping);
return $this->_em->createNativeQuery($queryMapping['query'], $rsm);
}
/**
* Clears the repository, causing all managed entities to become detached.
*
* @deprecated 2.8 This method is being removed from the ORM and won't have any replacement
*
* @return void
*/
public function clear()
{
Deprecation::trigger(
'doctrine/orm',
'https://github.com/doctrine/orm/issues/8460',
'Calling %s() is deprecated and will not be supported in Doctrine ORM 3.0.',
__METHOD__
);
$this->_em->clear($this->_class->rootEntityName);
}
/**
* Finds an entity by its primary key / identifier.
*
* @param mixed $id The identifier.
* @param int|null $lockMode One of the \Doctrine\DBAL\LockMode::* constants
* or NULL if no specific lock mode should be used
* during the search.
* @param int|null $lockVersion The lock version.
* @psalm-param LockMode::*|null $lockMode
*
* @return object|null The entity instance or NULL if the entity can not be found.
* @psalm-return ?T
*/
public function find($id, $lockMode = null, $lockVersion = null)
{
return $this->_em->find($this->_entityName, $id, $lockMode, $lockVersion);
}
/**
* Finds all entities in the repository.
*
* @psalm-return list<T> The entities.
*/
public function findAll()
{
return $this->findBy([]);
}
/**
* Finds entities by a set of criteria.
*
* @param int|null $limit
* @param int|null $offset
* @psalm-param array<string, mixed> $criteria
* @psalm-param array<string, string>|null $orderBy
*
* @return object[] The objects.
* @psalm-return list<T>
*/
public function findBy(array $criteria, ?array $orderBy = null, $limit = null, $offset = null)
{
$persister = $this->_em->getUnitOfWork()->getEntityPersister($this->_entityName);
return $persister->loadAll($criteria, $orderBy, $limit, $offset);
}
/**
* Finds a single entity by a set of criteria.
*
* @psalm-param array<string, mixed> $criteria
* @psalm-param array<string, string>|null $orderBy
*
* @return object|null The entity instance or NULL if the entity can not be found.
* @psalm-return ?T
*/
public function findOneBy(array $criteria, ?array $orderBy = null)
{
$persister = $this->_em->getUnitOfWork()->getEntityPersister($this->_entityName);
return $persister->load($criteria, null, null, [], null, 1, $orderBy);
}
/**
* Counts entities by a set of criteria.
*
* @psalm-param array<string, mixed> $criteria
*
* @return int The cardinality of the objects that match the given criteria.
*
* @todo Add this method to `ObjectRepository` interface in the next major release
*/
public function count(array $criteria)
{
return $this->_em->getUnitOfWork()->getEntityPersister($this->_entityName)->count($criteria);
}
/**
* Adds support for magic method calls.
*
* @param string $method
* @param mixed[] $arguments
* @psalm-param list<mixed> $arguments
*
* @return mixed The returned value from the resolved method.
*
* @throws BadMethodCallException If the method called is invalid.
*/
public function __call($method, $arguments)
{
if (strpos($method, 'findBy') === 0) {
return $this->resolveMagicCall('findBy', substr($method, 6), $arguments);
}
if (strpos($method, 'findOneBy') === 0) {
return $this->resolveMagicCall('findOneBy', substr($method, 9), $arguments);
}
if (strpos($method, 'countBy') === 0) {
return $this->resolveMagicCall('count', substr($method, 7), $arguments);
}
throw new BadMethodCallException(sprintf(
'Undefined method "%s". The method name must start with ' .
'either findBy, findOneBy or countBy!',
$method
));
}
/**
* @return string
*/
protected function getEntityName()
{
return $this->_entityName;
}
/**
* @return string
*/
public function getClassName()
{
return $this->getEntityName();
}
/**
* @return EntityManagerInterface
*/
protected function getEntityManager()
{
return $this->_em;
}
/**
* @return Mapping\ClassMetadata
*/
protected function getClassMetadata()
{
return $this->_class;
}
/**
* Select all elements from a selectable that match the expression and
* return a new collection containing these elements.
*
* @return LazyCriteriaCollection
* @psalm-return Collection<int, T>
*/
public function matching(Criteria $criteria)
{
$persister = $this->_em->getUnitOfWork()->getEntityPersister($this->_entityName);
return new LazyCriteriaCollection($persister, $criteria);
}
/**
* Resolves a magic method call to the proper existent method at `EntityRepository`.
*
* @param string $method The method to call
* @param string $by The property name used as condition
* @psalm-param list<mixed> $arguments The arguments to pass at method call
*
* @return mixed
*
* @throws InvalidMagicMethodCall If the method called is invalid or the
* requested field/association does not exist.
*/
private function resolveMagicCall(string $method, string $by, array $arguments)
{
if (! $arguments) {
throw InvalidMagicMethodCall::onMissingParameter($method . $by);
}
if (self::$inflector === null) {
self::$inflector = InflectorFactory::create()->build();
}
$fieldName = lcfirst(self::$inflector->classify($by));
if (! ($this->_class->hasField($fieldName) || $this->_class->hasAssociation($fieldName))) {
throw InvalidMagicMethodCall::becauseFieldNotFoundIn(
$this->_entityName,
$fieldName,
$method . $by
);
}
return $this->$method([$fieldName => $arguments[0]], ...array_slice($arguments, 1));
}
}