Users::verifyPassword PHP Method

    public function verifyPassword($account, $password)
    {
        $res = Sql::select('uid, password, salt')->from('uc_members')->where('username = ? or email = ?', $account, $account)->get($this->db);
        if (count($res) == 0) {
            return false;
        }
        if ($res[0]['password'] == $password) {
            return $res[0]['uid'];
        }
        return false;
    }