films-symfony-4-2/src/Security/LoginFormAuthenticator.php

<?php

namespace App\Security;

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\Core\User\UserInterface;
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 Symfony\Component\Security\Http\Authenticator\Passport\PassportInterface;
use Symfony\Component\Security\Http\Util\TargetPathTrait;

class LoginFormAuthenticator extends AbstractLoginFormAuthenticator
{
    use TargetPathTrait;

    public const LOGIN_ROUTE = 'app_login';

    private $urlGenerator;

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

    public function authenticate(Request $request): PassportInterface
    {
        $username = $request->request->get('username', '');

        $request->getSession()->set(Security::LAST_USERNAME, $username);

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

    public function checkCredentials($credentials, UserInterface $user)
    {
        // Check the user's password or other credentials and return true or false
        // If there are no credentials to check, you can just return true
        return $this->passwordEncoder->isPasswordValid($user, $credentials['password']);
    }

    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('videotheque_liste'));
    }

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