class purgeInactive extends JApplicationCli
{
    public function doExecute()
    {
        $file     = '../tmp/purge_user.csv';
        $contents = file($file, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
        $csvRows  = array_map('str_getcsv', $contents);
        $log      = ('../log/purged_users.txt');
        $today    = date('F j, Y, g:ia');
        $row      = 1;

        if (($handle = fopen("../tmp/purge_user.csv", "r")) !== FALSE) {
            while (($data = fgetcsv($handle, 1000, ",")) !== FALSE) {
                $num = count($data);
                $row++;
                for ($c=0; $c < $num; $c++) {
                    file_put_contents($log, PHP_EOL . 'Removed Disabled User(s): ' . $data[$c] . PHP_EOL . '-' . $today . PHP_EOL, FILE_APPEND);

                    $disUsers = implode(',', $data);
                    echo ', ' . $disUsers ; // to test $disUsers output
                } // end for statement
            } // end while statment
        } // end if statement
        fclose($handle);

        $db        = JFactory::getDbo();
        $user      = JFactory::getUser();
        $query     = $db->getQuery(true);
        $userArray = var_export($disUsers,true);

        echo PHP_EOL.'This is to test the output of $userArray'.$userArray;

        $query
            ->select($db->quoteName(array('id')))
            ->from($db->quoteName('#__users'))
            //->delete ($db->quoteName('#__users'))
            //->where(array($db->quoteName('username') . ' IN(' . $userArray) . ')');
            ->where(array($db->quoteName('username') . ' = ' . $userArray));
            //->where($deleteReq);
            $db->setQuery($query);
            //$result = $db->execute();
            $result = $db->query();

        }
    }

    JApplicationCli::getInstance('purgeInactive')->execute();

->where(array($db->quoteName('username') . ' = ' . $userArray));

->where(array($db->quoteName('username') . ' IN(' . $userArray) . ')');

$userArray = array_map('mysql_real_escape_string', $userArray);