Elep

<?= "<?php\n" ?>

namespace <?= $namespace ?>;

use Symfony\Component\HttpFoundation\RedirectResponse;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
use Symfony\Component\Security\Core\Authentication\Token\TokenInterface;
use Symfony\Component\Security\Core\Security;
use Symfony\Component\Security\Http\Authenticator\AbstractLoginFormAuthenticator;
use Symfony\Component\Security\Http\Authenticator\Passport\Badge\CsrfTokenBadge;
use Symfony\Component\Security\Http\Authenticator\Passport\Badge\UserBadge;
use Symfony\Component\Security\Http\Authenticator\Passport\Credentials\PasswordCredentials;
use Symfony\Component\Security\Http\Authenticator\Passport\Passport;
<?= $use_legacy_passport_interface ? 'use Symfony\\Component\\Security\\Http\\Authenticator\\Passport\\PassportInterface;'."\n" : '' ?>
use Symfony\Component\Security\Http\Util\TargetPathTrait;

class <?= $class_name; ?> extends AbstractLoginFormAuthenticator
{
    use TargetPathTrait;

public const LOGIN_ROUTE = 'app_login';

private <?= $use_typed_properties ? 'UrlGeneratorInterface ' : null ?>$urlGenerator;

public function __construct(UrlGeneratorInterface $urlGenerator)
    {
        $this->urlGenerator = $urlGenerator;
    }

public function authenticate(Request $request): <?= ($use_legacy_passport_interface ? 'PassportInterface' : 'Passport') . "\n" ?>
    {
        $<?= $username_field_var ?> = $request->request->get('<?= $username_field ?>', '');

$request->getSession()->set(Security::LAST_USERNAME, $<?= $username_field_var ?>);

return new Passport(
            new UserBadge($<?= $username_field_var ?>),
            new PasswordCredentials($request->request->get('password', '')),
            [
                new CsrfTokenBadge('authenticate', $request->request->get('_csrf_token')),
            ]
        );
    }

public function onAuthenticationSuccess(Request $request, TokenInterface $token, string $firewallName): ?Response
    {
        if ($targetPath = $this->getTargetPath($request->getSession(), $firewallName)) {
            return new RedirectResponse($targetPath);
        }

// For example:
        // return new RedirectResponse($this->urlGenerator->generate('some_route'));
        throw new \Exception('TODO: provide a valid redirect inside '.__FILE__);
    }

protected function getLoginUrl(Request $request): string
    {
        return $this->urlGenerator->generate(self::LOGIN_ROUTE);
    }
}