local/modules/ReCaptcha/Action/ReCaptchaAction.php line 21

  1. <?php
  3. namespace ReCaptcha\Action;
  5. use ReCaptcha\Event\ReCaptchaCheckEvent;
  6. use ReCaptcha\Event\ReCaptchaEvents;
  7. use ReCaptcha\ReCaptcha;
  8. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  9. use Symfony\Component\HttpFoundation\Request;
  11. class ReCaptchaAction implements EventSubscriberInterface
  12. {
  13.     /** @var  Request */
  14.     protected $request;
  16.     public function __construct(Request $request)
  17.     {
  18.         $this->request = $request;
  19.     }
  21.     public function checkCaptcha(ReCaptchaCheckEvent $event)
  22.     {
  23.         $requestUrl = "https://www.google.com/recaptcha/api/siteverify";
  25.         $secretKey = ReCaptcha::getConfigValue('secret_key');
  26.         $requestUrl .= "?secret=$secretKey";
  28.         $captchaResponse = $event->getCaptchaResponse();
  29.         if (null === $captchaResponse) {
  30.             $captchaResponse = $this->request->request->get('g-recaptcha-response');
  31.         }
  33.         $requestUrl .= "&response=$captchaResponse";
  35.         $remoteIp = $event->getRemoteIp();
  36.         if (null === $remoteIp) {
  37.             $remoteIp = $this->request->server->get('REMOTE_ADDR');
  38.         }
  40.         $requestUrl .= "&remoteip=$remoteIp";
  42.         $result = json_decode(file_get_contents($requestUrl), true);
  44.         if ((bool) $result['success'] === true) {
  45.             $event->setHuman(true);
  46.         }
  47.     }
  49.     public static function getSubscribedEvents()
  50.     {
  51.         return [
  52.             ReCaptchaEvents::CHECK_CAPTCHA_EVENT => ['checkCaptcha', 128],
  53.         ];
  54.     }
  55. }