<?php /** * Copyright © Magento, Inc. All rights reserved. * See COPYING.txt for license details. */ namespace Magento\Captcha\Observer; class CaptchaStringResolver { /** * Get Captcha String * * @param \Magento\Framework\App\RequestInterface $request * @param string $formId * @return string */ public function resolve(\Magento\Framework\App\RequestInterface $request, $formId) { $captchaParams = $request->getPost(\Magento\Captcha\Helper\Data::INPUT_NAME_FIELD_VALUE); return $captchaParams[$formId] ?? ''; } }