# -*- coding: utf-8 -*-
# Copyright (C) 2006-2008  Vodafone España, S.A.
# Copyright (C) 2008-2009  Warp Networks, S.L.
# Author:  Pablo Martí
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
"""BSD-based OS plugins"""

from wader.common.oses.unix import UnixPlugin


class FreeBSDPlugin(UnixPlugin):
    """Plugin for FreeBSD"""

    def __init__(self):
        super(FreeBSDPlugin, self).__init__()

    def get_iface_stats(self, iface):
        # XXX: implementation missing
        return 0, 0

    def is_valid(self):
        try:
            __import__("freebsd")
            return True
        except ImportError:
            return False

    def update_dns_cache(self):
        raise NotImplementedError()


class OpenBSDPlugin(UnixPlugin):
    """Plugin for OpenBSD"""

    def __init__(self):
        super(OpenBSDPlugin, self).__init__()

    def get_iface_stats(self, iface):
        # XXX: implementation missing
        return 0, 0

    def is_valid(self):
        try:
            __import__("openbsd")
            return True
        except ImportError:
            return False

    def update_dns_cache(self):
        raise NotImplementedError()
