#!/usr/bin/env python
# -*- coding: utf-8 -*-
# ipc_manager.py
#
# Copyright (C) Zach Tibbitts 2006 <zach@collegegeek.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 2, 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.
#
#  In addition, as a special exception, the copyright holders give
#  permission to link the code of portions of this program with the OpenSSL
#  library.
#  You must obey the GNU General Public License in all respects for all of
#  the code used other than OpenSSL. If you modify file(s) with this
#  exception, you may extend this exception to your version of the file(s),
#  but you are not obligated to do so. If you do not wish to do so, delete
#  this exception statement from your version. If you delete this exception
#  statement from all source files in the program, then also delete it here.


# Code for dbus_importing borrowed from Listen (http://listen-project.org)
# I couldn't figure out how to use dbus without breaking on versions past
# 0.80.0.  I finally found a solution by reading the source code from the
# Listen project. 
try:
    import dbus
    import dbus.service
    dbus_version = getattr(dbus, 'version', (0,0,0))
    if dbus_version >= (0,41,0) and dbus_version < (0,80,0):
        dbus.SessionBus()
        import dbus.glib
    elif dbus_version >= (0,80,0):
        from dbus.mainloop.glib import DBusGMainLoop
        DBusGMainLoop(set_as_default=True)
        dbus.SessionBus()
    else:
        pass
except: dbus_imported = False
else: dbus_imported = True

if dbus_imported:
    class Manager(dbus.service.Object):
        def __init__(self, interface, object_path='/org/deluge_torrent/DelugeObject'):
            self.interface = interface
            self.bus = dbus.SessionBus()
            bus_name = dbus.service.BusName("org.deluge_torrent.Deluge", bus=self.bus)
            dbus.service.Object.__init__(self, bus_name, object_path)

        ## interactive_add_torrent should only be called from outside the class
        @dbus.service.method('org.deluge_torrent.Deluge')
        def interactive_add_torrent(self, torrent_file):
            self.interface.interactive_add_torrent(torrent_file)
else:
    # This is a fallback class in case dbus is not available
    class Manager:
        def __init__(self, interface, object_path=None):
            self.interface = interface
        
        def interactive_add_torrent(self, torrent_file):
            print "I can't do anything with this."