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<?php |
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/* For licensing terms, see /license.txt */ |
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declare(strict_types=1); |
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namespace Chamilo\CoreBundle\Security\Authenticator\Ldap; |
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use Chamilo\CoreBundle\Controller\SecurityController; |
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use Chamilo\CoreBundle\Entity\User; |
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use Chamilo\CoreBundle\Helpers\AccessUrlHelper; |
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use Chamilo\CoreBundle\Helpers\AuthenticationConfigHelper; |
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use Chamilo\CoreBundle\Repository\Node\UserRepository; |
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use Doctrine\ORM\EntityManagerInterface; |
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use stdClass; |
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use Symfony\Component\HttpFoundation\JsonResponse; |
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use Symfony\Component\HttpFoundation\Request; |
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use Symfony\Component\HttpFoundation\Response; |
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use Symfony\Component\HttpKernel\Exception\BadRequestHttpException; |
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use Symfony\Component\Ldap\Ldap; |
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use Symfony\Component\Ldap\Security\LdapBadge; |
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use Symfony\Component\Ldap\Security\LdapUser; |
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use Symfony\Component\Ldap\Security\LdapUserProvider; |
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use Symfony\Component\PropertyAccess\Exception\AccessException; |
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use Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorageInterface; |
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use Symfony\Component\Security\Core\Authentication\Token\TokenInterface; |
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use Symfony\Component\Security\Core\Authentication\Token\UsernamePasswordToken; |
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use Symfony\Component\Security\Core\Exception\AuthenticationException; |
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use Symfony\Component\Security\Http\Authenticator\AbstractAuthenticator; |
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use Symfony\Component\Security\Http\Authenticator\InteractiveAuthenticatorInterface; |
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use Symfony\Component\Security\Http\Authenticator\Passport\Badge\RememberMeBadge; |
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use Symfony\Component\Security\Http\Authenticator\Passport\Badge\UserBadge; |
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use Symfony\Component\Security\Http\Authenticator\Passport\Credentials\PasswordCredentials; |
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use Symfony\Component\Security\Http\Authenticator\Passport\Passport; |
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use Symfony\Contracts\Translation\TranslatorInterface; |
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/** |
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* Based on Symfony\Component\Ldap\Security\LdapAuthenticator. |
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*/ |
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class LdapAuthenticator extends AbstractAuthenticator implements InteractiveAuthenticatorInterface |
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{ |
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private LdapBadge $ldapBadge; |
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private LdapUserProvider $userProvider; |
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private array $dataCorrespondence = []; |
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private bool $isEnabled = false; |
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public function __construct( |
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protected readonly AuthenticationConfigHelper $authConfigHelper, |
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private readonly AccessUrlHelper $accessUrlHelper, |
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private readonly UserRepository $userRepo, |
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private readonly EntityManagerInterface $entityManager, |
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private readonly SecurityController $securityController, |
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private readonly TokenStorageInterface $tokenStorage, |
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private readonly TranslatorInterface $translator, |
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Ldap $ldap, |
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) { |
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$ldapConfig = $this->authConfigHelper->getLdapConfig(); |
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if (!$ldapConfig['enabled']) { |
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return; |
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} |
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$this->isEnabled = true; |
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$dnString = $ldapConfig['dn_string'] ?? '{user_identifier}'; |
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$searchDn = $ldapConfig['search_dn'] ?? ''; |
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$searchPassword = $ldapConfig['search_password'] ?? ''; |
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$queryString = $ldapConfig['query_string'] ?? null; |
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$this->dataCorrespondence = array_filter($ldapConfig['data_correspondence']) ?: []; |
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$this->ldapBadge = new LdapBadge(Ldap::class, $dnString, $searchDn, $searchPassword, $queryString); |
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$this->userProvider = new LdapUserProvider( |
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$ldap, |
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$ldapConfig['base_dn'], |
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$searchDn ?: '', |
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$searchPassword ?: null, |
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['ROLE_STUDENT'], |
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$ldapConfig['uid_key'] ?? null, |
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$ldapConfig['filter'] ?? null, |
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$ldapConfig['password_attribute'] ?? null, |
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array_values($this->dataCorrespondence + [$ldapConfig['password_attribute']]), |
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); |
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} |
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public function supports(Request $request): ?bool |
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{ |
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if ( |
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!str_contains($request->getRequestFormat() ?? '', 'json') |
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&& !str_contains($request->getContentTypeFormat() ?? '', 'json') |
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) { |
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return false; |
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} |
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return 'login_ldap_check' === $request->attributes->get('_route') |
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&& $request->headers->has('Authorization') |
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&& $request->isMethod('POST'); |
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} |
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public function authenticate(Request $request): Passport |
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{ |
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try { |
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if (!$this->isEnabled) { |
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throw new BadRequestHttpException('Authentication method not enabled.'); |
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} |
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$data = json_decode($request->getContent()); |
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if (!$data instanceof stdClass) { |
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throw new BadRequestHttpException('Invalid JSON.'); |
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} |
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$credentials = $this->getCredentials($data); |
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} catch (BadRequestHttpException $e) { |
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$request->setRequestFormat('json'); |
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throw $e; |
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} |
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$userBadge = new UserBadge($credentials['username'], $this->userProvider->loadUserByIdentifier(...)); |
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$passport = new Passport( |
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$userBadge, |
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new PasswordCredentials($credentials['password']), |
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[new RememberMeBadge((array) $data)] |
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); |
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// $passport->addBadge(new PasswordUpgradeBadge($credentials['password'], $this->userProvider)); |
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$passport->addBadge($this->ldapBadge); |
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return $passport; |
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} |
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public function onAuthenticationSuccess(Request $request, TokenInterface $token, string $firewallName): ?Response |
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{ |
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return $this->securityController->loginJson( |
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$request, |
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$this->tokenStorage, |
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$this->translator |
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); |
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} |
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public function onAuthenticationFailure(Request $request, AuthenticationException $exception): ?Response |
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{ |
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$errorMessage = strtr($exception->getMessageKey(), $exception->getMessageData()); |
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return new JsonResponse(['error' => $errorMessage], Response::HTTP_UNAUTHORIZED); |
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} |
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public function createToken(Passport $passport, string $firewallName): TokenInterface |
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{ |
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/** @var LdapUser $ldapUser */ |
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$ldapUser = $passport->getUser(); |
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$user = $this->createUser($ldapUser); |
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return new UsernamePasswordToken( |
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$user, |
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$firewallName, |
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$user->getRoles() |
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); |
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} |
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private function getCredentials(stdClass $data): array |
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{ |
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$credentials = []; |
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try { |
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$credentials['username'] = $data->username; |
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if (!\is_string($credentials['username'])) { |
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throw new BadRequestHttpException(\sprintf('The key "%s" must be a string.', 'username')); |
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} |
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} catch (AccessException $e) { |
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throw new BadRequestHttpException(\sprintf('The key "%s" must be provided.', 'username'), $e); |
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} |
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try { |
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$credentials['password'] = $data->password; |
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$data->password = null; |
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if (!\is_string($credentials['password'])) { |
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throw new BadRequestHttpException(\sprintf('The key "%s" must be a string.', 'password')); |
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} |
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} catch (AccessException $e) { |
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throw new BadRequestHttpException(\sprintf('The key "%s" must be provided.', 'password'), $e); |
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} |
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if ('' === $credentials['username'] || '' === $credentials['password']) { |
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trigger_deprecation('symfony/security', '6.2', 'Passing an empty string as username or password parameter is deprecated.'); |
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} |
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return $credentials; |
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} |
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private function createUser(LdapUser $ldapUser): User |
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{ |
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$currentAccessUrl = $this->accessUrlHelper->getCurrent(); |
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$user = $this->userRepo->findOneBy(['username' => $ldapUser->getUserIdentifier()]); |
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if (!$user) { |
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$user = (new User()) |
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->setCreatorId($this->userRepo->getRootUser()->getId()) |
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->addAuthSourceByAuthentication('extldap', $currentAccessUrl) |
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; |
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} |
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$ldapFields = $ldapUser->getExtraFields(); |
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$fieldsMap = [ |
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'firstname' => 'setFirstname', |
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'lastname' => 'setLastname', |
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'email' => 'setEmail', |
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'active' => 'setActive', |
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'role' => 'setRoles', |
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'locale' => 'setLocale', |
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'phone' => 'setPhone', |
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]; |
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foreach ($fieldsMap as $key => $setter) { |
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if (isset($this->dataCorrespondence[$key]) && $fieldKey = $this->dataCorrespondence[$key]) { |
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$value = $ldapFields[$fieldKey][0] ?? ''; |
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if ($key === 'active') { |
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$user->$setter((int) $value); |
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} elseif ($key === 'role') { |
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$user->$setter([$value]); |
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} else { |
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$user->$setter($value); |
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} |
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} elseif ($key === 'firstname' || $key === 'lastname' || $key === 'email') { |
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$user->$setter(''); |
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} elseif ($key === 'role') { |
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$user->setRoles($ldapUser->getRoles()); |
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} |
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} |
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$user |
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->setUsername($ldapUser->getUserIdentifier()) |
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->setPlainPassword($ldapUser->getPassword()) |
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; |
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$this->userRepo->updateUser($user); |
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$currentAccessUrl->addUser($user); |
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$this->entityManager->flush(); |
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return $user; |
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} |
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public function isInteractive(): bool |
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{ |
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return true; |
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} |
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} |
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