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ContaoUserProvider.php
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ContaoUserProvider.php
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<?php
declare(strict_types=1);
/*
* This file is part of Contao.
*
* (c) Leo Feyer
*
* @license LGPL-3.0-or-later
*/
namespace Contao\CoreBundle\Security\User;
use Contao\BackendUser;
use Contao\Config;
use Contao\CoreBundle\Framework\ContaoFramework;
use Contao\CoreBundle\Monolog\ContaoContext;
use Contao\FrontendUser;
use Contao\System;
use Contao\User;
use Psr\Log\LoggerInterface;
use Symfony\Component\HttpFoundation\Session\SessionInterface;
use Symfony\Component\Security\Core\Exception\UnsupportedUserException;
use Symfony\Component\Security\Core\Exception\UsernameNotFoundException;
use Symfony\Component\Security\Core\User\UserInterface;
use Symfony\Component\Security\Core\User\UserProviderInterface;
class ContaoUserProvider implements UserProviderInterface
{
/**
* @var ContaoFramework
*/
private $framework;
/**
* @var SessionInterface
*/
private $session;
/**
* @var string
*/
private $userClass;
/**
* @var LoggerInterface|null
*/
private $logger;
/**
* @throws \RuntimeException
*/
public function __construct(ContaoFramework $framework, SessionInterface $session, string $userClass, LoggerInterface $logger = null)
{
if (BackendUser::class !== $userClass && FrontendUser::class !== $userClass) {
throw new \RuntimeException(sprintf('Unsupported class "%s".', $userClass));
}
$this->framework = $framework;
$this->session = $session;
$this->userClass = $userClass;
$this->logger = $logger;
}
/**
* {@inheritdoc}
*/
public function loadUserByUsername($username): User
{
$this->framework->initialize();
/** @var User $adapter */
$adapter = $this->framework->getAdapter($this->userClass);
$user = $adapter->loadUserByUsername($username);
if (is_a($user, $this->userClass)) {
return $user;
}
throw new UsernameNotFoundException(sprintf('Could not find user "%s"', $username));
}
/**
* {@inheritdoc}
*/
public function refreshUser(UserInterface $user)
{
if (!is_a($user, $this->userClass)) {
throw new UnsupportedUserException(sprintf('Unsupported class "%s".', \get_class($user)));
}
$user = $this->loadUserByUsername($user->getUsername());
$this->validateSessionLifetime($user);
$this->triggerPostAuthenticateHook($user);
return $user;
}
/**
* {@inheritdoc}
*/
public function supportsClass($class): bool
{
return $this->userClass === $class;
}
/**
* Validates the session lifetime and logs the user out if the session has expired.
*
* @throws UsernameNotFoundException
*/
private function validateSessionLifetime(User $user): void
{
if (!$this->session->isStarted()) {
return;
}
/** @var Config $config */
$config = $this->framework->getAdapter(Config::class);
$timeout = (int) $config->get('sessionTimeout');
if ($timeout > 0 && (time() - $this->session->getMetadataBag()->getLastUsed()) < $timeout) {
return;
}
if (null !== $this->logger) {
$this->logger->info(
sprintf('User "%s" has been logged out automatically due to inactivity', $user->username),
['contao' => new ContaoContext(__METHOD__, ContaoContext::ACCESS, $user->username)]
);
}
throw new UsernameNotFoundException(
sprintf('User "%s" has been logged out automatically due to inactivity.', $user->username)
);
}
private function triggerPostAuthenticateHook(User $user): void
{
if (empty($GLOBALS['TL_HOOKS']['postAuthenticate']) || !\is_array($GLOBALS['TL_HOOKS']['postAuthenticate'])) {
return;
}
@trigger_error('Using the "postAuthenticate" hook has been deprecated and will no longer work in Contao 5.0.', E_USER_DEPRECATED);
/** @var System $system */
$system = $this->framework->getAdapter(System::class);
foreach ($GLOBALS['TL_HOOKS']['postAuthenticate'] as $callback) {
$system->importStatic($callback[0])->{$callback[1]}($user);
}
}
}