IntegerConverter.php

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<?php
 
declare(strict_types=1);
 
/*
 * 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!
 */
 
namespace ‪TYPO3\CMS\Extbase\Property\TypeConverter;
 
use ‪TYPO3\CMS\Extbase\Error\Error;
use ‪TYPO3\CMS\Extbase\Property\PropertyMappingConfigurationInterface;
 
class ‪IntegerConverter extends ‪AbstractTypeConverter
{
    public function ‪convertFrom($source, string $targetType, array $convertedChildProperties = [], ‪PropertyMappingConfigurationInterface $configuration = null)
    {
        if ($source === null || (string)$source === '') {
            return null;
        }
        if (!is_numeric($source)) {
            return new ‪Error('"%s" is no integer.', 1332933658, [$source]);
        }
        return (int)$source;
    }
}