<?php
// src/Security/TokenAuthenticator.php
namespace App\Security;
use App\Entity\User;
use Doctrine\ORM\EntityManagerInterface;
use Symfony\Component\HttpFoundation\JsonResponse;
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\User\UserInterface;
use Symfony\Component\Security\Core\User\UserProviderInterface;
use Symfony\Component\Security\Guard\AbstractGuardAuthenticator;
class TokenAuthenticator extends AbstractGuardAuthenticator
{
private $em;
public function __construct(EntityManagerInterface $em)
{
$this->em = $em;
}
/**
* Called on every request to decide if this authenticator should be
* used for the request. Returning `false` will cause this authenticator
* to be skipped.
*/
public function supports(Request $request)
{
return $request->headers->has('InQuize-AUTH-TOKEN');
}
/**
* Called on every request. Return whatever credentials you want to
* be passed to getUser() as $credentials.
*/
public function getCredentials(Request $request)
{
return $request->headers->get('InQuize-AUTH-TOKEN');
}
public function getUser($credentials, UserProviderInterface $userProvider)
{
if (null === $credentials) {
// The token header was empty, authentication fails with HTTP Status
// Code 401 "Unauthorized"
return null;
}
// The "username" in this case is the apiToken, see the key `property`
// of `your_db_provider` in `security.yaml`.
// If this returns a user, checkCredentials() is called next:
return $userProvider->loadUserByUsername($credentials);
}
public function checkCredentials($credentials, UserInterface $user)
{
// Check credentials - e.g. make sure the password is valid.
// In case of an API token, no credential check is needed.
// Return `true` to cause authentication success
return true;
}
public function onAuthenticationSuccess(Request $request, TokenInterface $token, $providerKey)
{
// on success, let the request continue
return null;
}
public function onAuthenticationFailure(Request $request, AuthenticationException $exception)
{
$data = [
// you may want to customize or obfuscate the message first
'message' => strtr($exception->getMessageKey(), $exception->getMessageData())
// or to translate this message
// $this->translator->trans($exception->getMessageKey(), $exception->getMessageData())
];
return new JsonResponse($data, Response::HTTP_UNAUTHORIZED);
}
/**
* Called when authentication is needed, but it's not sent
*/
public function start(Request $request, AuthenticationException $authException = null)
{
$data = [
// you might translate this message
'message' => 'Authentication Required'
];
return new JsonResponse($data, Response::HTTP_UNAUTHORIZED);
}
public function supportsRememberMe()
{
return false;
}
}