ElementBasedValidator.php

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<?php
declare(strict_types = 1);
namespace ‪TYPO3\CMS\Form\Domain\Configuration\FormDefinition\Validators;
 
/*
 * This file is part of the TYPO3 CMS project.
 *
 * It is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License, either version 2
 * of the License, or any later version.
 *
 * For the full copyright and license information, please read the
 * LICENSE.txt file that was distributed with this source code.
 *
 * The TYPO3 project - inspiring people to share!
 */
 
use ‪TYPO3\CMS\Core\Utility\ArrayUtility;
use ‪TYPO3\CMS\Form\Domain\Configuration\Exception\PropertyException;
 
abstract class ‪ElementBasedValidator extends ‪AbstractValidator
{
 
    public function ‪validateFormElementPropertyValueByHmacData(
        array ‪$currentElement,
        $value,
        string ‪$sessionToken,
        ‪ValidationDto $dto
    ): void {
        $hmacDataPath = $this->‪buildHmacDataPath($dto->‪getPropertyPath());
        if (‪ArrayUtility::isValidPath(‪$currentElement, $hmacDataPath, '.')) {
            $hmacData = ‪ArrayUtility::getValueByPath(‪$currentElement, $hmacDataPath, '.');
 
            $hmacContent = [$dto->‪getFormElementIdentifier(), $dto->‪getPropertyPath()];
            if (!$this->‪getFormDefinitionValidationService()->isPropertyValueEqualToHistoricalValue($hmacContent, $value, $hmacData, ‪$sessionToken)) {
                $message = 'The value "%s" of property "%s" (form element "%s") is not equal to the historical value "%s" #1528588036';
                throw new ‪PropertyException(
                    sprintf(
                        $message,
                        $value,
                        $dto->‪getPropertyPath(),
                        $dto->‪getFormElementIdentifier(),
                        $hmacData['value'] ?? ''
                    ),
                    1528588036
                );
            }
        } else {
            $message = 'No hmac found for property "%s" (form element "%s") #1528588037';
            throw new ‪PropertyException(
                sprintf($message, $dto->‪getPropertyPath(), $dto->‪getFormElementIdentifier()),
                1528588037
            );
        }
    }
}