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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\Security\User;
use Doctrine\Common\Persistence\ManagerRegistry;
use Symfony\Component\Security\Core\Exception\UnsupportedUserException;
use Symfony\Component\Security\Core\Exception\UsernameNotFoundException;
use Symfony\Component\Security\Core\User\UserProviderInterface;
use Symfony\Component\Security\Core\User\UserInterface;
/**
* Wrapper around a Doctrine ObjectManager.
*
* Provides easy to use provisioning for Doctrine entity users.
*
* @author Fabien Potencier <fabien@symfony.com>
* @author Johannes M. Schmitt <schmittjoh@gmail.com>
*/
class EntityUserProvider implements UserProviderInterface
{
private $registry;
private $managerName;
private $classOrAlias;
private $class;
private $property;
public function __construct(ManagerRegistry $registry, $classOrAlias, $property = null, $managerName = null)
{
$this->registry = $registry;
$this->managerName = $managerName;
$this->classOrAlias = $classOrAlias;
$this->property = $property;
}
/**
* {@inheritdoc}
*/
public function loadUserByUsername($username)
{
$repository = $this->getRepository();
if (null !== $this->property) {
$user = $repository->findOneBy(array($this->property => $username));
} else {
if (!$repository instanceof UserLoaderInterface) {
throw new \InvalidArgumentException(sprintf('You must either make the "%s" entity Doctrine Repository ("%s") implement "Symfony\Bridge\Doctrine\Security\User\UserLoaderInterface" or set the "property" option in the corresponding entity provider configuration.', $this->classOrAlias, get_class($repository)));
}
$user = $repository->loadUserByUsername($username);
}
if (null === $user) {
throw new UsernameNotFoundException(sprintf('User "%s" not found.', $username));
}
return $user;
}
/**
* {@inheritdoc}
*/
public function refreshUser(UserInterface $user)
{
$class = $this->getClass();
if (!$user instanceof $class) {
throw new UnsupportedUserException(sprintf('Instances of "%s" are not supported.', get_class($user)));
}
$repository = $this->getRepository();
if ($repository instanceof UserProviderInterface) {
$refreshedUser = $repository->refreshUser($user);
} else {
// The user must be reloaded via the primary key as all other data
// might have changed without proper persistence in the database.
// That's the case when the user has been changed by a form with
// validation errors.
if (!$id = $this->getClassMetadata()->getIdentifierValues($user)) {
throw new \InvalidArgumentException('You cannot refresh a user '.
'from the EntityUserProvider that does not contain an identifier. '.
'The user object has to be serialized with its own identifier '.
'mapped by Doctrine.'
);
}
$refreshedUser = $repository->find($id);
if (null === $refreshedUser) {
throw new UsernameNotFoundException(sprintf('User with id %s not found', json_encode($id)));
}
}
return $refreshedUser;
}
/**
* {@inheritdoc}
*/
public function supportsClass($class)
{
return $class === $this->getClass() || is_subclass_of($class, $this->getClass());
}
private function getObjectManager()
{
return $this->registry->getManager($this->managerName);
}
private function getRepository()
{
return $this->getObjectManager()->getRepository($this->classOrAlias);
}
private function getClass()
{
if (null === $this->class) {
$class = $this->classOrAlias;
if (false !== strpos($class, ':')) {
$class = $this->getClassMetadata()->getName();
}
$this->class = $class;
}
return $this->class;
}
private function getClassMetadata()
{
return $this->getObjectManager()->getClassMetadata($this->classOrAlias);
}
}