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<?php |
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namespace DERHANSEN\SfEventMgt\Validation\Validator; |
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/** |
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* This file is part of the TYPO3 CMS project. |
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* |
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* It is free software; you can redistribute it and/or modify it under |
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* the terms of the GNU General Public License, either version 2 |
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* of the License, or any later version. |
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* |
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* For the full copyright and license information, please read the |
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* LICENSE.txt file that was distributed with this source code. |
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* |
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* The TYPO3 project - inspiring people to share! |
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*/ |
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use TYPO3\CMS\Extbase\Configuration\ConfigurationManagerInterface; |
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use TYPO3\CMS\Fluid\Core\ViewHelper\Exception\InvalidVariableException; |
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use TYPO3\CMS\Extbase\Utility\LocalizationUtility; |
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/** |
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* Validator for recaptcha. |
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*/ |
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class RecaptchaValidator extends \TYPO3\CMS\Extbase\Validation\Validator\AbstractValidator |
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{ |
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/** |
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* This validator always needs to be executed even if the given value is empty. |
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* See AbstractValidator::validate() |
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* |
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* @var boolean |
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*/ |
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protected $acceptsEmptyValues = false; |
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/** |
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* Object Manager |
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* |
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* @var \TYPO3\CMS\Extbase\Object\ObjectManager |
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* @inject |
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*/ |
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protected $objectManager; |
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/** |
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* Checks if the given value is a valid recaptcha. |
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* |
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* @param mixed $value The value that should be validated |
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* @throws InvalidVariableException |
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*/ |
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public function isValid($value) |
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{ |
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$response = \TYPO3\CMS\Core\Utility\GeneralUtility::_GP('g-recaptcha-response'); |
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if ($response !== null) { |
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// Only check if a response is set |
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$configurationManager = $this->objectManager->get('TYPO3\\CMS\\Extbase\\Configuration\\ConfigurationManager'); |
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$fullTs = $configurationManager->getConfiguration(ConfigurationManagerInterface::CONFIGURATION_TYPE_FULL_TYPOSCRIPT); |
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$reCaptchaSettings = $fullTs['plugin.']['tx_sfeventmgt.']['settings.']['reCaptcha.']; |
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if (isset($reCaptchaSettings) && |
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is_array($reCaptchaSettings) && |
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isset($reCaptchaSettings['secretKey']) && |
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$reCaptchaSettings['secretKey'] |
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) { |
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$ch = curl_init(); |
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$fields = [ |
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'secret' => $reCaptchaSettings['secretKey'], |
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'response' => $response |
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]; |
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// url-ify the data for the POST |
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$fieldsString = ''; |
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foreach ($fields as $key => $value) { |
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$fieldsString .= $key . '=' . $value . '&'; |
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} |
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rtrim($fieldsString, '&'); |
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// set the url, number of POST vars, POST data |
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curl_setopt($ch, CURLOPT_URL, 'https://www.google.com/recaptcha/api/siteverify'); |
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curl_setopt($ch, CURLOPT_POST, count($fields)); |
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curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); |
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curl_setopt($ch, CURLOPT_POSTFIELDS, $fieldsString); |
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// execute post |
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$resultCH = json_decode(curl_exec($ch)); |
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if (!(bool)$resultCH->success) { |
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$this->addError( |
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LocalizationUtility::translate('validation.possible_robot', 'sf_event_mgt'), |
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1231423345 |
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); |
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} |
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} else { |
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throw new InvalidVariableException( |
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LocalizationUtility::translate('error.no_secretKey', 'sf_event_mgt'), |
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1358349150 |
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); |
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} |
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} |
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} |
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} |
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derhansen /
sf_event_mgt
