whmcsDNSManager/modules/addons/DNSManager2/helpers/WHMCS/Domain.php

<?php

namespace MGModule\DNSManager2\helpers\WHMCS;

use MGModule\DNSManager2\mgLibs\forms\selectField;
use MGModule\DNSManager2\mgLibs\MySQL\query;

/**
 * Class Domain
 *
 * @author Artur Pilch <artur.pi@modulesgarden.com>
 */
class Domain
{
    CONST CANCELED = 'Cancelled';
    CONST EXPIRED = 'Expired';

    public static function getDomainsStatusesAvailableToDelete()
    {
        return [
            SELF::CANCELED,
            SELF::EXPIRED
        ];
    }

    public static function getDomainsAsDomainKey()
    {
        return query::query('SELECT domain, userid, status FROM tbldomains')->fetchGroup();
    }

}