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<?php
/**
* Refreshes captcha and returns JSON encoded URL to image (AJAX action)
* Example: {'imgSrc': 'http://example.com/media/captcha/67842gh187612ngf8s.png'}
*
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
namespace Magento\Captcha\Controller\Adminhtml\Refresh;
class Refresh extends \Magento\Backend\App\Action
{
/**
* @var \Magento\Framework\Serialize\Serializer\Json
*/
protected $serializer;
/**
* @var \Magento\Captcha\Helper\Data
*/
protected $captchaHelper;
/**
* Refresh constructor.
* @param \Magento\Backend\App\Action\Context $context
* @param \Magento\Captcha\Helper\Data $captchaHelper
* @param \Magento\Framework\Serialize\Serializer\Json $serializer
*/
public function __construct(
\Magento\Backend\App\Action\Context $context,
\Magento\Captcha\Helper\Data $captchaHelper,
\Magento\Framework\Serialize\Serializer\Json $serializer
) {
parent::__construct($context);
$this->serializer = $serializer;
$this->captchaHelper = $captchaHelper;
}
/**
* {@inheritdoc}
*/
public function execute()
{
$formId = $this->getRequest()->getPost('formId');
$captchaModel = $this->captchaHelper->getCaptcha($formId);
$this->_view->getLayout()->createBlock(
$captchaModel->getBlockName()
)->setFormId(
$formId
)->setIsAjax(
true
)->toHtml();
$this->getResponse()->representJson($this->serializer->serialize(['imgSrc' => $captchaModel->getImgSrc()]));
$this->_actionFlag->set('', self::FLAG_NO_POST_DISPATCH, true);
}
/**
* Check if user has permissions to access this controller
*
* @return bool
*/
protected function _isAllowed()
{
return true;
}
}