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<?php
/**
*
* This file is part of Aura for PHP.
* @license http://opensource.org/licenses/bsd-license.php BSD
*/
namespace Aura\Filter\Rule\Sanitize;
use Aura\Filter\Rule\AbstractUuid;
* Forces the value to a hex-only UUID.
* @package Aura.Filter
class UuidHexonly extends AbstractUuid
{
* @param object $subject The subject to be filtered.
* @param string $field The subject field name.
* @return bool True if the value was sanitized, false if not.
public function __invoke($subject, $field)
$value = preg_replace('/[^a-f0-9]/i', '', $subject->$field);
if ($this->isHexOnly($value)) {
$subject->$field = $value;
return true;
}
return false;