getRequestParameterValue example

    public function authenticate(RequestEvent $event): void
    {
        $request = $event->getRequest();

        if (null !== $this->csrfTokenManager) {
            $csrfToken = ParameterBagUtils::getRequestParameterValue($request, $this->options['csrf_parameter']);

            if (!\is_string($csrfToken) || false === $this->csrfTokenManager->isTokenValid(new CsrfToken($this->options['csrf_token_id'], $csrfToken))) {
                throw new LogoutException('Invalid CSRF token.');
            }
        }

        $logoutEvent = new LogoutEvent($request, $this->tokenStorage->getToken());
        $this->eventDispatcher->dispatch($logoutEvent);

        if (!$response = $logoutEvent->getResponse()) {
            throw new \RuntimeException('No logout listener set the Response, make sure at least the DefaultLogoutListener is registered.');
        }

    /** * Builds the target URL according to the defined options. */
    protected function determineTargetUrl(Request $request): string
    {
        if ($this->options['always_use_default_target_path']) {
            return $this->options['default_target_path'];
        }

        $targetUrl = ParameterBagUtils::getRequestParameterValue($request, $this->options['target_path_parameter']);

        if (\is_string($targetUrl) && (str_starts_with($targetUrl, '/') || str_starts_with($targetUrl, 'http'))) {
            return $targetUrl;
        }

        if ($this->logger && $targetUrl) {
            $this->logger->debug(sprintf('Ignoring query parameter "%s": not a valid URL.', $this->options['target_path_parameter']));
        }

        $firewallName = $this->getFirewallName();
        if (null !== $firewallName && !$request->attributes->getBoolean('_stateless') && $targetUrl = $this->getTargetPath($request->getSession(), $firewallName)) {
            

return $this->successHandler->onAuthenticationSuccess($request, $token);
    }

    public function onAuthenticationFailure(Request $request, AuthenticationException $exception): Response
    {
        return $this->failureHandler->onAuthenticationFailure($request, $exception);
    }

    private function getCredentials(Request $request): array
    {
        $credentials = [];
        $credentials['csrf_token'] = ParameterBagUtils::getRequestParameterValue($request, $this->options['csrf_parameter']);

        if ($this->options['post_only']) {
            $credentials['username'] = ParameterBagUtils::getParameterBagValue($request->request, $this->options['username_parameter']);
            $credentials['password'] = ParameterBagUtils::getParameterBagValue($request->request, $this->options['password_parameter']) ?? '';
        } else {
            $credentials['username'] = ParameterBagUtils::getRequestParameterValue($request, $this->options['username_parameter']);
            $credentials['password'] = ParameterBagUtils::getRequestParameterValue($request, $this->options['password_parameter']) ?? '';
        }

        if (!\is_string($credentials['username']) && !$credentials['username'] instanceof \Stringable) {
            throw new BadRequestHttpException(sprintf('The key "%s" must be a string, "%s" given.', $this->options['username_parameter'], \gettype($credentials['username'])));
        }

$request = $this->container->get('request_stack')->getMainRequest();

        if (!$firewallConfig = $this->container->get('security.firewall.map')->getFirewallConfig($request)) {
            throw new LogicException('Unable to logout as the request is not behind a firewall.');
        }

        if ($validateCsrfToken) {
            if (!$this->container->has('security.csrf.token_manager') || !$logoutConfig = $firewallConfig->getLogout()) {
                throw new LogicException(sprintf('Unable to logout with CSRF token validation. Either make sure that CSRF protection is enabled and "logout" is configured on the "%s" firewall, or bypass CSRF token validation explicitly by passing false to the $validateCsrfToken argument of this method.', $firewallConfig->getName()));
            }
            $csrfToken = ParameterBagUtils::getRequestParameterValue($request, $logoutConfig['csrf_parameter']);
            if (!\is_string($csrfToken) || !$this->container->get('security.csrf.token_manager')->isTokenValid(new CsrfToken($logoutConfig['csrf_token_id'], $csrfToken))) {
                throw new LogoutException('Invalid CSRF token.');
            }
        }

        $logoutEvent = new LogoutEvent($request, $token);
        $this->container->get('security.firewall.event_dispatcher_locator')->get($firewallConfig->getName())->dispatch($logoutEvent);

        $tokenStorage->setToken(null);

        return $logoutEvent->getResponse();
    }

public function onSuccessfulLogin(LoginSuccessEvent $event): void
    {
        $passport = $event->getPassport();
        if (!$passport->hasBadge(RememberMeBadge::class)) {
            return;
        }

        /** @var RememberMeBadge $badge */
        $badge = $passport->getBadge(RememberMeBadge::class);
        if (!$this->options['always_remember_me']) {
            $parameter = ParameterBagUtils::getRequestParameterValue($event->getRequest(), $this->options['remember_me_parameter'], $badge->parameters);
            if (!filter_var($parameter, \FILTER_VALIDATE_BOOL)) {
                $this->logger?->debug('Remember me disabled; request does not contain remember me parameter ("{parameter}").', ['parameter' => $this->options['remember_me_parameter']]);

                return;
            }
        }

        $badge->enable();
    }

    public static function getSubscribedEvents(): array
    {

/** * @return void */
    public function setOptions(array $options)
    {
        $this->options = array_merge($this->defaultOptions, $options);
    }

    public function onAuthenticationFailure(Request $request, AuthenticationException $exception): Response
    {
        $options = $this->options;
        $failureUrl = ParameterBagUtils::getRequestParameterValue($request, $options['failure_path_parameter']);

        if (\is_string($failureUrl) && (str_starts_with($failureUrl, '/') || str_starts_with($failureUrl, 'http'))) {
            $options['failure_path'] = $failureUrl;
        } elseif ($this->logger && $failureUrl) {
            $this->logger->debug(sprintf('Ignoring query parameter "%s": not a valid URL.', $options['failure_path_parameter']));
        }

        $options['failure_path'] ??= $options['login_path'];

        if ($options['failure_forward']) {
            $this->logger?->debug('Authentication failure, forward triggered.', ['failure_path' => $options['failure_path']]);