## Copyright (C) 2001-2005 Red Hat, Inc.
## Copyright (C) 2001-2005 Than Ngo <than@redhat.com>
## Copyright (C) 2001-2005 Harald Hoyer <harald@redhat.com>

## 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., 675 Mass Ave, Cambridge, MA 02139, USA.
import os
from netconfpkg import NCDeviceList
from netconfpkg.NC_functions import getNickName, getDeviceType, ISDN, MODEM
import ethtool


class NetworkDevice:
    def __init__(self):
        self.activedevicelist = []
        self.devicelist = NCDeviceList.getDeviceList()
        self.load()

    def load(self):
        __isdnctrl = '/usr/sbin/userisdnctl'

        l = ethtool.get_active_devices()

        self.activedevicelist = l

        # remove inactive isdn/ppp device
        for i in l:
            nickname = getNickName(self.devicelist, i)
            if getDeviceType(i) == ISDN:
                if os.access(__isdnctrl, os.X_OK):
                    for nick in nickname:
                        if (os.system('%s %s status >& /dev/null' 
                                      % (__isdnctrl,  nickname)) == 0):
                            break
                        else:
                            try:
                                self.activedevicelist.remove(i)
                            except ValueError: # pylint: disable-msg=W0704
                                pass
                            
            elif getDeviceType(i) == MODEM:
                if (os.access('/var/run/ppp-%s.pid' %(i), os.F_OK)):
                    continue
                for nick in nickname:
                    if (os.access('/var/run/ppp-%s.pid' %(nick), os.F_OK)):
                        self.activedevicelist.append(nick)
                        break
                else:
                    self.activedevicelist.remove(i)

#         # check real ppp device
#         for i in xrange(0, 10):
#             if os.access('/var/run/ppp-ppp%s.pid' %(i), os.F_OK):
#                 self.activedevicelist.append('ppp%s' %(i))

#         for pid in glob.glob('/var/run/ppp-*.pid'):
#             pid = pid[13:]
#             pid = pid[:-4]
#             self.activedevicelist.append(pid)

        self.activedevicelist.sort()

    def get(self):
        return self.activedevicelist

    def find(self, device):
        if device in self.activedevicelist:
            return True
        return False

__author__ = "Than Ngo <than@redhat.com>, Harald Hoyer <harald@redhat.com>"