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<?php
declare(strict_types=1);
namespace Lexik\Bundle\JWTAuthenticationBundle\Security\Authenticator;
use Lexik\Bundle\JWTAuthenticationBundle\Event\JWTAuthenticatedEvent;
use Lexik\Bundle\JWTAuthenticationBundle\Event\JWTExpiredEvent;
use Lexik\Bundle\JWTAuthenticationBundle\Event\JWTInvalidEvent;
use Lexik\Bundle\JWTAuthenticationBundle\Event\JWTNotFoundEvent;
use Lexik\Bundle\JWTAuthenticationBundle\Events;
use Lexik\Bundle\JWTAuthenticationBundle\Exception\ExpiredTokenException;
use Lexik\Bundle\JWTAuthenticationBundle\Exception\InvalidPayloadException;
use Lexik\Bundle\JWTAuthenticationBundle\Exception\InvalidTokenException;
use Lexik\Bundle\JWTAuthenticationBundle\Exception\JWTDecodeFailureException;
use Lexik\Bundle\JWTAuthenticationBundle\Exception\MissingTokenException;
use Lexik\Bundle\JWTAuthenticationBundle\Response\JWTAuthenticationFailureResponse;
use Lexik\Bundle\JWTAuthenticationBundle\Security\Authenticator\Token\JWTPostAuthenticationToken;
use Lexik\Bundle\JWTAuthenticationBundle\Security\User\PayloadAwareUserProviderInterface;
use Lexik\Bundle\JWTAuthenticationBundle\Services\JWTTokenManagerInterface;
use Lexik\Bundle\JWTAuthenticationBundle\TokenExtractor\TokenExtractorInterface;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\Security\Core\Authentication\Token\TokenInterface;
use Symfony\Component\Security\Core\Exception\AuthenticationException;
use Symfony\Component\Security\Core\Exception\UsernameNotFoundException;
use Symfony\Component\Security\Core\Exception\UserNotFoundException;
use Symfony\Component\Security\Core\User\ChainUserProvider;
use Symfony\Component\Security\Core\User\UserInterface;
use Symfony\Component\Security\Core\User\UserProviderInterface;
use Symfony\Component\Security\Http\Authenticator\AbstractAuthenticator;
use Symfony\Component\Security\Http\Authenticator\Passport\Badge\UserBadge;
use Symfony\Component\Security\Http\Authenticator\Passport\Passport;
use Symfony\Component\Security\Http\Authenticator\Passport\PassportInterface;
use Symfony\Component\Security\Http\Authenticator\Passport\SelfValidatingPassport;
use Symfony\Component\Security\Http\EntryPoint\AuthenticationEntryPointInterface;
use Symfony\Contracts\EventDispatcher\EventDispatcherInterface;
use Symfony\Contracts\Translation\TranslatorInterface;
class JWTAuthenticator extends AbstractAuthenticator implements AuthenticationEntryPointInterface
{
use ForwardCompatAuthenticatorTrait;
/**
* @var TokenExtractorInterface
*/
private $tokenExtractor;
/**
* @var JWTTokenManagerInterface
*/
private $jwtManager;
/**
* @var EventDispatcherInterface
*/
private $eventDispatcher;
/**
* @var UserProviderInterface
*/
private $userProvider;
/**
* @var TranslatorInterface|null
*/
private $translator;
public function __construct(
JWTTokenManagerInterface $jwtManager,
EventDispatcherInterface $eventDispatcher,
TokenExtractorInterface $tokenExtractor,
UserProviderInterface $userProvider,
TranslatorInterface $translator = null
) {
$this->tokenExtractor = $tokenExtractor;
$this->jwtManager = $jwtManager;
$this->eventDispatcher = $eventDispatcher;
$this->userProvider = $userProvider;
$this->translator = $translator;
}
/**
* {@inheritdoc}
*/
public function start(Request $request, AuthenticationException $authException = null): Response
{
$exception = new MissingTokenException('JWT Token not found', 0, $authException);
$event = new JWTNotFoundEvent($exception, new JWTAuthenticationFailureResponse($exception->getMessageKey()), $request);
$this->eventDispatcher->dispatch($event, Events::JWT_NOT_FOUND);
return $event->getResponse();
}
public function supports(Request $request): ?bool
{
return false !== $this->getTokenExtractor()->extract($request);
}
/**
* @return Passport
*/
public function doAuthenticate(Request $request) /*: Passport */
{
$token = $this->getTokenExtractor()->extract($request);
if ($token === false) {
throw new \LogicException('Unable to extract a JWT token from the request. Also, make sure to call `supports()` before `authenticate()` to get a proper client error.');
}
try {
if (!$payload = $this->jwtManager->parse($token)) {
throw new InvalidTokenException('Invalid JWT Token');
}
} catch (JWTDecodeFailureException $e) {
if (JWTDecodeFailureException::EXPIRED_TOKEN === $e->getReason()) {
throw new ExpiredTokenException();
}
throw new InvalidTokenException('Invalid JWT Token', 0, $e);
}
$idClaim = $this->jwtManager->getUserIdClaim();
if (!isset($payload[$idClaim])) {
throw new InvalidPayloadException($idClaim);
}
$passport = new SelfValidatingPassport(
new UserBadge(
(string)$payload[$idClaim],
function ($userIdentifier) use ($payload) {
return $this->loadUser($payload, $userIdentifier);
}
)
);
$passport->setAttribute('payload', $payload);
$passport->setAttribute('token', $token);
return $passport;
}
public function onAuthenticationSuccess(Request $request, TokenInterface $token, string $firewallName): ?Response
{
return null;
}
public function onAuthenticationFailure(Request $request, AuthenticationException $exception): ?Response
{
$errorMessage = strtr($exception->getMessageKey(), $exception->getMessageData());
if (null !== $this->translator) {
$errorMessage = $this->translator->trans($exception->getMessageKey(), $exception->getMessageData(), 'security');
}
$response = new JWTAuthenticationFailureResponse($errorMessage);
if ($exception instanceof ExpiredTokenException) {
$event = new JWTExpiredEvent($exception, $response, $request);
$eventName = Events::JWT_EXPIRED;
} else {
$event = new JWTInvalidEvent($exception, $response, $request);
$eventName = Events::JWT_INVALID;
}
$this->eventDispatcher->dispatch($event, $eventName);
return $event->getResponse();
}
/**
* Gets the token extractor to be used for retrieving a JWT token in the
* current request.
*
* Override this method for adding/removing extractors to the chain one or
* returning a different {@link TokenExtractorInterface} implementation.
*/
protected function getTokenExtractor(): TokenExtractorInterface
{
return $this->tokenExtractor;
}
/**
* Gets the jwt manager.
*/
protected function getJwtManager(): JWTTokenManagerInterface
{
return $this->jwtManager;
}
/**
* Gets the event dispatcher.
*/
protected function getEventDispatcher(): EventDispatcherInterface
{
return $this->eventDispatcher;
}
/**
* Gets the user provider.
*/
protected function getUserProvider(): UserProviderInterface
{
return $this->userProvider;
}
/**
* Loads the user to authenticate.
*
* @param array $payload The token payload
* @param string $identity The key from which to retrieve the user "identifier"
*/
protected function loadUser(array $payload, string $identity): UserInterface
{
if ($this->userProvider instanceof PayloadAwareUserProviderInterface) {
if (method_exists($this->userProvider, 'loadUserByIdentifierAndPayload')) {
return $this->userProvider->loadUserByIdentifierAndPayload($identity, $payload);
} else {
return $this->userProvider->loadUserByUsernameAndPayload($identity, $payload);
}
}
if ($this->userProvider instanceof ChainUserProvider) {
foreach ($this->userProvider->getProviders() as $provider) {
try {
if ($provider instanceof PayloadAwareUserProviderInterface) {
if (method_exists(PayloadAwareUserProviderInterface::class, 'loadUserByIdentifierAndPayload')) {
return $provider->loadUserByIdentifierAndPayload($identity, $payload);
} else {
return $provider->loadUserByUsernameAndPayload($identity, $payload);
}
}
return $provider->loadUserByIdentifier($identity);
// More generic call to catch both UsernameNotFoundException for SF<5.3 and new UserNotFoundException
} catch (AuthenticationException $e) {
// try next one
}
}
if (!class_exists(UserNotFoundException::class)) {
$ex = new UsernameNotFoundException(sprintf('There is no user with username "%s".', $identity));
$ex->setUsername($identity);
} else {
$ex = new UserNotFoundException(sprintf('There is no user with identifier "%s".', $identity));
$ex->setUserIdentifier($identity);
}
throw $ex;
}
if (method_exists($this->userProvider, 'loadUserByIdentifier')) {
return $this->userProvider->loadUserByIdentifier($identity);
} else {
return $this->userProvider->loadUserByUsername($identity);
}
}
public function createAuthenticatedToken(PassportInterface $passport, string $firewallName): TokenInterface
{
if (!$passport instanceof Passport) {
throw new \LogicException(sprintf('Expected "%s" but got "%s".', Passport::class, get_debug_type($passport)));
}
$token = new JWTPostAuthenticationToken($passport->getUser(), $firewallName, $passport->getUser()->getRoles(), $passport->getAttribute('token'));
$this->eventDispatcher->dispatch(new JWTAuthenticatedEvent($passport->getAttribute('payload'), $token), Events::JWT_AUTHENTICATED);
return $token;
}
public function createToken(Passport $passport, string $firewallName): TokenInterface
{
$token = new JWTPostAuthenticationToken($passport->getUser(), $firewallName, $passport->getUser()->getRoles(), $passport->getAttribute('token'));
$this->eventDispatcher->dispatch(new JWTAuthenticatedEvent($passport->getAttribute('payload'), $token), Events::JWT_AUTHENTICATED);
return $token;
}
}

vendor/lexik/jwt-authentication-bundle/Security/Authenticator/JWTAuthenticator.php line 40