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<?php |
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declare(strict_types=1); |
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/* |
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* Copyright (C) |
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* Nathan Boiron <[email protected]> |
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* Romain Canon <[email protected]> |
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* |
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* This file is part of the TYPO3 NotiZ project. |
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* It is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License, either |
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* version 3 of the License, or any later version. |
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* |
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* For the full copyright and license information, see: |
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* http://www.gnu.org/licenses/gpl-3.0.html |
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*/ |
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namespace CuyZ\Notiz\Service\TCA; |
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use CuyZ\Notiz\Service\LocalizationService; |
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use TYPO3\CMS\Core\Messaging\FlashMessage; |
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use TYPO3\CMS\Core\Messaging\FlashMessageService; |
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use TYPO3\CMS\Core\SingletonInterface; |
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use TYPO3\CMS\Core\Utility\GeneralUtility; |
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use function preg_last_error; |
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use function preg_match; |
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final class TcaRegexEval implements SingletonInterface |
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{ |
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/** |
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* Will check if the given value has a correct regex syntax. Sends a flash |
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* message and resets the value if not. |
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* |
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* @param string $value |
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* @return string |
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*/ |
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public function evaluateFieldValue($value) |
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{ |
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if (empty($value)) { |
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return $value; |
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} |
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preg_match($value, ''); |
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if (preg_last_error() === PREG_NO_ERROR) { |
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return $value; |
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} |
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$message = GeneralUtility::makeInstance( |
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FlashMessage::class, |
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LocalizationService::localize('Backend/TCA:regex_error.description', [$value]), |
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LocalizationService::localize('Backend/TCA:regex_error.title'), |
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FlashMessage::ERROR |
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); |
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$flashMessageService = GeneralUtility::makeInstance(FlashMessageService::class); |
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$messageQueue = $flashMessageService->getMessageQueueByIdentifier(); |
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$messageQueue->addMessage($message); |
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return ''; |
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} |
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} |
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CuyZ /
NotiZ
