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# vim: set fileencoding=utf-8 :
#
# (C) 2010 Guido Guenther <agx@sigxcpu.org>
# 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 3 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
import dbus
import dbus.glib
import dbus.service
from gi.repository import GObject
class ModemError(Exception):
def __init__(self, msg):
self.msg = msg
def is_forbidden(self):
return [False, True][self.msg.find("Operation not allowed") != -1]
def is_disabled(self):
return [False, True][self.msg.find("not enabled") != -1]
class ModemManagerProxy(GObject.GObject):
"""Interface to ModemManager DBus API
@ivar request: current pending request to ModemManager
@type request: string
@ivar modem: dbus path of modem we're currently acting on
@type modem: string
"""
MM_DBUS_SERVICE='org.freedesktop.ModemManager'
MM_DBUS_INTERFACE_MODEM_MANAGER='org.freedesktop.ModemManager'
MM_DBUS_OBJECT_MODEM_MANAGER='/org/freedesktop/ModemManager'
MM_DBUS_INTERFACE_MODEM='org.freedesktop.ModemManager.Modem'
MM_DBUS_INTERFACE_MODEM_GSM_CARD='org.freedesktop.ModemManager.Modem.Gsm.Card'
MM_DBUS_INTERFACE_MODEM_GSM_USSD='org.freedesktop.ModemManager.Modem.Gsm.Ussd'
__gsignals__ = {
# Emitted when we got the new account balance from the provider
'request-started': (GObject.SignalFlags.RUN_FIRST, None,
[object]),
'request-finished': (GObject.SignalFlags.RUN_FIRST, None,
[object]),
}
def __init__(self):
self.__gobject_init__()
self.bus = dbus.SystemBus()
self.request = None
self.reply_func = None
self.error_func = None
self.modem = None
self.obj = None
def set_modem(self, modem):
self.modem = modem
self.obj = self.bus.get_object(self.MM_DBUS_SERVICE, self.modem)
def mm_request(func):
def wrapped_f( self, *args, **kw) :
self.request = "%s" % func.func_name
if kw.has_key('reply_func'):
self.reply_func = kw['reply_func']
if kw.has_key('error_func'):
self.error_func = kw['error_func']
self.emit('request-started', self)
ret = func(self, *args, **kw)
return ret
wrapped_f.__name__= func.__name__
wrapped_f.__doc__= func.__doc__
return wrapped_f
def mm_request_done(func):
def wrapped_f( self, *args, **kw):
self.emit('request-finished', self)
ret = func(self, *args, **kw)
self.reply_func = None
self.error_func = None
self.request = None
return ret
wrapped_f.__name__= func.__name__
wrapped_f.__doc__= func.__doc__
return wrapped_f
def request_pending(self):
if self.request:
return True
else:
return False
@mm_request_done
def handle_dbus_reply(self, *args):
if self.reply_func:
self.reply_func(*args)
@mm_request_done
def handle_dbus_error(self, e):
if self.error_func:
me = ModemError("%s failed: %s" % (self.request, e))
self.error_func(me)
def get_modems(self):
modems = []
proxy = self.bus.get_object(self.MM_DBUS_SERVICE,
self.MM_DBUS_OBJECT_MODEM_MANAGER)
mm = dbus.Interface(proxy,
dbus_interface=self.MM_DBUS_INTERFACE_MODEM_MANAGER)
ret = mm.EnumerateDevices()
for modem in ret:
modems.append(modem)
return modems
def get_imsi(self):
card = dbus.Interface(self.obj,
dbus_interface=self.MM_DBUS_INTERFACE_MODEM_GSM_CARD)
try:
return card.GetImsi()
except dbus.exceptions.DBusException as msg:
raise ModemError("Getting IMSI failed: %s" % msg)
def get_network_id(self):
imsi = self.get_imsi()
mcc = imsi[0:3]
mnc = imsi[3:5]
return (mcc, mnc)
@mm_request
def ussd_initiate(self, command, reply_func=None, error_func=None):
ussd = dbus.Interface(self.obj,
dbus_interface=self.MM_DBUS_INTERFACE_MODEM_GSM_USSD)
return ussd.Initiate(command,
reply_handler=self.handle_dbus_reply,
error_handler=self.handle_dbus_error)
@mm_request
def _modem__enable(self, enable, reply_func=None, error_func=None):
ussd = dbus.Interface(self.obj,
dbus_interface=self.MM_DBUS_INTERFACE_MODEM)
ussd.Enable(enable,
reply_handler=self.handle_dbus_reply,
error_handler=self.handle_dbus_error)
def modem_enable(self, reply_func=None, error_func=None):
self._modem__enable(True)
def modem_disable(self, reply_func=None, error_func=None):
self._modem_enable(False)
GObject.type_register(ModemManagerProxy)
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