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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\Validation\Validator;
use TYPO3\CMS\Extbase\Validation\Exception\InvalidValidationOptionsException;
/**
* Validator for string length.
*/
final class StringLengthValidator extends AbstractValidator
{
/**
* @var array
*/
protected $supportedOptions = [
'minimum' => [0, 'Minimum length for a valid string', 'integer'],
'maximum' => [PHP_INT_MAX, 'Maximum length for a valid string', 'integer'],
];
/**
* Checks if the given value is a valid string (or can be cast to a string
* if an object is given) and its length is between minimum and maximum
* specified in the validation options.
*
* @throws InvalidValidationOptionsException
*/
public function isValid(mixed $value): void
{
if ($this->options['maximum'] < $this->options['minimum']) {
throw new InvalidValidationOptionsException('The \'maximum\' is shorter than the \'minimum\' in the StringLengthValidator.', 1238107096);
}
if (is_object($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;
}
$value = (string)$value;
$stringLength = mb_strlen($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']]
);
}
}
}
}