QuickBooks/Driver/Sql.php
protected function _authDisable($username)
	{
		$errnum = 0;
		$errmsg = '';

		return $this->_query("
			UPDATE
				" . $this->_mapTableName(QUICKBOOKS_DRIVER_SQL_USERTABLE) . "
			SET
				status = '" . QUICKBOOKS_USER_DISABLED . "',
				touch_datetime = '" . date('Y-m-d H:i:s') . "'
			WHERE
				qb_username = '" . $this->_escape($username) . "' ");
	}
protected function _authDisable($username)
	{
		$errnum = 0;
		$errmsg = '';

		return $this->_query("
			UPDATE
				" . $this->_mapTableName(QUICKBOOKS_DRIVER_SQL_USERTABLE) . "
			SET
				status = '" . QUICKBOOKS_USER_DISABLED . "',
				touch_datetime = '" . date('Y-m-d H:i:s') . "'
			WHERE
				qb_username = '" . $this->_escape($username) . "' ");
	}
Disable a username

@param string $username
@return boolean