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<?php
/*
* This file is part of the FOSUserBundle package.
*
* (c) FriendsOfSymfony <http://friendsofsymfony.github.com/>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace FOS\UserBundle\Security;
use FOS\UserBundle\Model\UserInterface;
use FOS\UserBundle\Model\UserManagerInterface;
use Symfony\Component\Security\Core\Exception\UnsupportedUserException;
use Symfony\Component\Security\Core\Exception\UsernameNotFoundException;
use Symfony\Component\Security\Core\User\UserInterface as SecurityUserInterface;
use Symfony\Component\Security\Core\User\UserProviderInterface;
class UserProvider implements UserProviderInterface
{
/**
* @var UserManagerInterface
*/
protected $userManager;
/**
* Constructor.
*
* @param UserManagerInterface $userManager
*/
public function __construct(UserManagerInterface $userManager)
{
$this->userManager = $userManager;
}
/**
* {@inheritdoc}
*/
public function loadUserByUsername($username)
{
$user = $this->findUser($username);
if (!$user) {
throw new UsernameNotFoundException(sprintf('Username "%s" does not exist.', $username));
}
return $user;
}
/**
* {@inheritdoc}
*/
public function refreshUser(SecurityUserInterface $user)
{
if (!$user instanceof UserInterface) {
throw new UnsupportedUserException(sprintf('Expected an instance of FOS\UserBundle\Model\UserInterface, but got "%s".', get_class($user)));
}
if (!$this->supportsClass(get_class($user))) {
throw new UnsupportedUserException(sprintf('Expected an instance of %s, but got "%s".', $this->userManager->getClass(), get_class($user)));
}
if (null === $reloadedUser = $this->userManager->findUserBy(array('id' => $user->getId()))) {
throw new UsernameNotFoundException(sprintf('User with ID "%s" could not be reloaded.', $user->getId()));
}
return $reloadedUser;
}
/**
* {@inheritdoc}
*/
public function supportsClass($class)
{
$userClass = $this->userManager->getClass();
return $userClass === $class || is_subclass_of($class, $userClass);
}
/**
* Finds a user by username.
*
* This method is meant to be an extension point for child classes.
*
* @param string $username
*
* @return UserInterface|null
*/
protected function findUser($username)
{
return $this->userManager->findUserByUsername($username);
}
}