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<?php
/**
* @file classes/validation/ValidatorISSN.inc.php
*
* Copyright (c) 2014-2021 Simon Fraser University
* Copyright (c) 2000-2021 John Willinsky
* Distributed under the GNU GPL v3. For full terms see the file docs/COPYING.
*
* @class ValidatorISSN
* @ingroup validation
* @see Validator
*
* @brief Validation check for ISSNs.
*/
import('lib.pkp.classes.validation.Validator');
import('lib.pkp.classes.validation.ValidatorFactory');
class ValidatorISSN extends Validator {
/**
* @copydoc Validator::isValid()
*/
function isValid($value) {
$validator = \ValidatorFactory::make(
['value' => $value],
['value' => ['required', 'issn']]
);
return $validator->passes();
}
}