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# telepathy-sunshine is the GaduGadu connection manager for Telepathy
#
# Copyright (C) 2006-2007 Ali Sabil <ali.sabil@gmail.com>
# Copyright (C) 2010 Krzysztof Klinikowski <kkszysiu@gmail.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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
import logging
import weakref
import telepathy
import xml.etree.ElementTree as ET
from sunshine.util.decorator import async
from sunshine.handle import SunshineHandleFactory
from sunshine.channel import SunshineChannel
from sunshine.lqsoft.pygadu.twisted_protocol import GaduClient
from sunshine.lqsoft.pygadu.models import GaduProfile, GaduContact
__all__ = ['SunshineContactListChannelFactory']
logger = logging.getLogger('Sunshine.ContactListChannel')
class HandleMutex(object):
def __init__(self):
self._handles = set()
self._keys = {}
self._callbacks = {}
def is_locked(self, handle):
return (handle in self._handles)
def is_owned(self, key, handle):
return (handle in self._handles and self._keys[handle] == key)
def lock(self, key, handle):
if self.is_locked(handle):
return False
self._handles.add(handle)
self._keys[handle] = key
return True
def unlock(self, key, handle):
if not self.is_owned(key, handle):
return
self._handles.remove(handle)
del self._keys[handle]
callbacks = self._callbacks.get(handle, [])[:]
self._callbacks[handle] = []
for callback in callbacks:
callback[0](*callback[1:])
def add_callback(self, key, handle, callback):
if self.is_owned(key, handle):
return
if not self.is_locked(handle):
callback[0](*callback[1:])
else:
self._callbacks.setdefault(handle, []).append(callback)
class Lockable(object):
def __init__(self, mutex, key, cb_name):
self._mutex = mutex
self._key = key
self._cb_name = cb_name
def __call__(self, func):
def method(object, handle, *args, **kwargs):
def finished_cb(*user_data):
self._mutex.unlock(self._key, handle)
def unlocked_cb():
self._mutex.lock(self._key, handle)
kwargs[self._cb_name] = finished_cb
if func(object, handle, *args, **kwargs):
finished_cb()
self._mutex.add_callback(self._key, handle, (unlocked_cb,))
return method
mutex = HandleMutex()
def SunshineContactListChannelFactory(connection, manager, handle, props):
handle = connection.handle(
props[telepathy.CHANNEL_INTERFACE + '.TargetHandleType'],
props[telepathy.CHANNEL_INTERFACE + '.TargetHandle'])
if handle.get_name() == 'stored':
channel_class = SunshineSubscribeListChannel
#hacky & tricky
# elif handle.get_name() == 'publish':
# channel_class = SunshineSubscribeListChannel
# elif handle.get_name() == 'publish':
# channel_class = ButterflyPublishListChannel
# elif handle.get_name() == 'hide':
# channel_class = ButterflyHideListChannel
# elif handle.get_name() == 'allow':
# channel_class = ButterflyAllowListChannel
# elif handle.get_name() == 'deny':
# channel_class = ButterflyDenyListChannel
else:
raise TypeError("Unknown list type : " + handle.get_name())
return channel_class(connection, manager, props)
class SunshineListChannel(
SunshineChannel,
telepathy.server.ChannelTypeContactList,
telepathy.server.ChannelInterfaceGroup):
"Abstract Contact List channels"
def __init__(self, connection, manager, props, object_path=None):
self._conn_ref = weakref.ref(connection)
telepathy.server.ChannelTypeContactList.__init__(self, connection, manager, props, object_path=None)
SunshineChannel.__init__(self, connection, props)
telepathy.server.ChannelInterfaceGroup.__init__(self)
self._populate(connection)
def GetLocalPendingMembersWithInfo(self):
return []
@async
def _populate(self, connection):
added = set()
local_pending = set()
remote_pending = set()
for contact in connection.gadu_client.contacts:
ad, lp, rp = self._filter_contact(contact)
if ad or lp or rp:
handle = SunshineHandleFactory(self._conn_ref(), 'contact',
contact.uin, None)
#capabilities
self._conn_ref().contactAdded(handle)
if ad: added.add(handle)
if lp: local_pending.add(handle)
if rp: remote_pending.add(handle)
self._conn_ref().contactAdded(self._conn_ref().GetSelfHandle())
self.MembersChanged('', added, (), local_pending, remote_pending, 0,
telepathy.CHANNEL_GROUP_CHANGE_REASON_NONE)
def _filter_contact(self, contact):
return (False, False, False)
def _contains_handle(self, handle):
members, local_pending, remote_pending = self.GetAllMembers()
return (handle in members) or (handle in local_pending) or \
(handle in remote_pending)
class SunshineSubscribeListChannel(SunshineListChannel):
"""Subscribe List channel.
This channel contains the list of contact to whom the current used is
'subscribed', basically this list contains the contact for whom you are
supposed to receive presence notification."""
def __init__(self, connection, manager, props):
SunshineListChannel.__init__(self, connection, manager, props)
self.GroupFlagsChanged(telepathy.CHANNEL_GROUP_FLAG_CAN_ADD |
telepathy.CHANNEL_GROUP_FLAG_CAN_REMOVE, 0)
def AddMembers(self, contacts, message):
logger.info("Subscribe - AddMembers called")
for h in contacts:
handle = self._conn.handle(telepathy.constants.HANDLE_TYPE_CONTACT, h)
contact_xml = ET.Element("Contact")
ET.SubElement(contact_xml, "Guid").text = str(handle.name)
ET.SubElement(contact_xml, "GGNumber").text = str(handle.name)
ET.SubElement(contact_xml, "ShowName").text = str(handle.name)
ET.SubElement(contact_xml, "Groups")
c = GaduContact.from_xml(contact_xml)
self._conn_ref().gadu_client.addContact( c )
self._conn_ref().gadu_client.notifyAboutContact( c )
logger.info("Adding contact: %s" % (handle.name))
self.MembersChanged('', [handle], (), (), (), 0,
telepathy.CHANNEL_GROUP_CHANGE_REASON_INVITED)
#alias and group settings for new contacts are bit tricky
#try to set alias
handle.contact.ShowName = self._conn_ref().get_contact_alias(handle.id)
#and group
if self._conn_ref().pending_contacts_to_group.has_key(handle.name):
logger.info("Trying to add temporary group.")
handle.contact.updateGroups(self._conn_ref().pending_contacts_to_group[handle.name])
self._conn_ref().contactAdded(handle)
logger.info("Contact added.")
self._conn_ref().exportContactsFile()
def RemoveMembers(self, contacts, message):
for h in contacts:
handle = self._conn.handle(telepathy.HANDLE_TYPE_CONTACT, h)
contact = handle.contact
self._conn_ref().gadu_client.removeContact(contact, notify=True)
self.MembersChanged('', (), [handle], (), (), 0,
telepathy.CHANNEL_GROUP_CHANGE_REASON_NONE)
self._conn_ref().exportContactsFile()
def _filter_contact(self, contact):
return (True, False, False)
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