StringLengthValidator.php

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<?php
namespace ‪TYPO3\CMS\Extbase\Validation\Validator;
 
/*
 * 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!
 */
 
class ‪StringLengthValidator extends ‪AbstractValidator
{
    protected ‪$supportedOptions = [
        'minimum' => [0, 'Minimum length for a valid string', 'integer'],
        'maximum' => [PHP_INT_MAX, 'Maximum length for a valid string', 'integer']
    ];
 
    public function ‪isValid($value)
    {
        if ($this->options['maximum'] < $this->options['minimum']) {
            throw new \TYPO3\CMS\Extbase\Validation\Exception\InvalidValidationOptionsException('The \'maximum\' is shorter than the \'minimum\' in the StringLengthValidator.', 1238107096);
        }
 
        if (is_object($value)) {
            if (!method_exists($value, '__toString')) {
                $this->‪addError('The given object could not be converted to a string.', 1238110957);
                return;
            }
        } elseif (!is_string($value)) {
            $this->‪addError('The given value was not a valid string.', 1269883975);
            return;
        }
 
        $stringLength = mb_strlen($value, 'utf-8');
        $isValid = true;
        if ($stringLength < $this->options['minimum']) {
            $isValid = false;
        }
        if ($stringLength > $this->options['maximum']) {
            $isValid = false;
        }
 
        if ($isValid === false) {
            if ($this->options['minimum'] > 0 && $this->options['maximum'] < PHP_INT_MAX) {
                $this->‪addError(
                    $this->‪translateErrorMessage(
                        'validator.stringlength.between',
                        'extbase',
                        [
                            $this->options['minimum'],
                            $this->options['maximum']
                        ]
                    ),
                    1428504122,
                    [$this->options['minimum'], $this->options['maximum']]
                );
            } elseif ($this->options['minimum'] > 0) {
                $this->‪addError(
                    $this->‪translateErrorMessage(
                        'validator.stringlength.less',
                        'extbase',
                        [
                            $this->options['minimum']
                        ]
                    ),
                    1238108068,
                    [$this->options['minimum']]
                );
            } else {
                $this->‪addError(
                    $this->‪translateErrorMessage(
                        'validator.stringlength.exceed',
                        'extbase',
                        [
                            $this->options['maximum']
                        ]
                    ),
                    1238108069,
                    [$this->options['maximum']]
                );
            }
        }
    }
}