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File Content: `DaoAuthenticationProvider.php`

<?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\Component\Security\Core\Authentication\Provider;

use Symfony\Component\Security\Core\Encoder\EncoderFactoryInterface;
use Symfony\Component\Security\Core\User\UserProviderInterface;
use Symfony\Component\Security\Core\User\UserCheckerInterface;
use Symfony\Component\Security\Core\User\UserInterface;
use Symfony\Component\Security\Core\Exception\UsernameNotFoundException;
use Symfony\Component\Security\Core\Exception\AuthenticationServiceException;
use Symfony\Component\Security\Core\Exception\BadCredentialsException;
use Symfony\Component\Security\Core\Authentication\Token\UsernamePasswordToken;

/**
 * DaoAuthenticationProvider uses a UserProviderInterface to retrieve the user
 * for a UsernamePasswordToken.
 *
 * @author Fabien Potencier <fabien@symfony.com>
 */
class DaoAuthenticationProvider extends UserAuthenticationProvider
{
    private $encoderFactory;
    private $userProvider;

    /**
     * Constructor.
     *
     * @param UserProviderInterface   $userProvider               An UserProviderInterface instance
     * @param UserCheckerInterface    $userChecker                An UserCheckerInterface instance
     * @param string                  $providerKey                The provider key
     * @param EncoderFactoryInterface $encoderFactory             An EncoderFactoryInterface instance
     * @param Boolean                 $hideUserNotFoundExceptions Whether to hide user not found exception or not
     */
    public function __construct(UserProviderInterface $userProvider, UserCheckerInterface $userChecker, $providerKey, EncoderFactoryInterface $encoderFactory, $hideUserNotFoundExceptions = true)
    {
        parent::__construct($userChecker, $providerKey, $hideUserNotFoundExceptions);

        $this->encoderFactory = $encoderFactory;
        $this->userProvider = $userProvider;
    }

    /**
     * {@inheritdoc}
     */
    protected function checkAuthentication(UserInterface $user, UsernamePasswordToken $token)
    {
        $currentUser = $token->getUser();
        if ($currentUser instanceof UserInterface) {
            if ($currentUser->getPassword() !== $user->getPassword()) {
                throw new BadCredentialsException('The credentials were changed from another session.');
            }
        } else {
            if ("" === ($presentedPassword = $token->getCredentials())) {
                throw new BadCredentialsException('The presented password cannot be empty.');
            }

            if (!$this->encoderFactory->getEncoder($user)->isPasswordValid($user->getPassword(), $presentedPassword, $user->getSalt())) {
                throw new BadCredentialsException('The presented password is invalid.');
            }
        }
    }

    /**
     * {@inheritdoc}
     */
    protected function retrieveUser($username, UsernamePasswordToken $token)
    {
        $user = $token->getUser();
        if ($user instanceof UserInterface) {
            return $user;
        }

        try {
            $user = $this->userProvider->loadUserByUsername($username);

            if (!$user instanceof UserInterface) {
                throw new AuthenticationServiceException('The user provider must return a UserInterface object.');
            }

            return $user;
        } catch (UsernameNotFoundException $notFound) {
            $notFound->setUsername($username);
            throw $notFound;
        } catch (\Exception $repositoryProblem) {
            $ex = new AuthenticationServiceException($repositoryProblem->getMessage(), 0, $repositoryProblem);
            $ex->setToken($token);
            throw $ex;
        }
    }
}

Name	Size	Permission
AnonymousAuthenticationProvider.php	1459 bytes	0644
AuthenticationProviderInterface.php	1058 bytes	0644
DaoAuthenticationProvider.php	3870 bytes	0644
PreAuthenticatedAuthenticationProvider.php	2805 bytes	0644
RememberMeAuthenticationProvider.php	2003 bytes	0644
SimpleAuthenticationProvider.php	1654 bytes	0644
UserAuthenticationProvider.php	5241 bytes	0644

File Content: DaoAuthenticationProvider.php

File Content: `DaoAuthenticationProvider.php`