gajim-plural/gajim/common/modules/presence.py

394 lines
14 KiB
Python

# This file is part of Gajim.
#
# Gajim 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; version 3 only.
#
# Gajim 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 Gajim. If not, see <http://www.gnu.org/licenses/>.
# Presence handler
import time
import nbxmpp
from nbxmpp.structs import StanzaHandler
from nbxmpp.const import PresenceType
from gajim.common import app
from gajim.common.i18n import _
from gajim.common.nec import NetworkEvent
from gajim.common.const import KindConstant
from gajim.common.const import ShowConstant
from gajim.common.helpers import prepare_and_validate_gpg_keyID
from gajim.common.modules.base import BaseModule
class Presence(BaseModule):
def __init__(self, con):
BaseModule.__init__(self, con)
self.handlers = [
StanzaHandler(name='presence',
callback=self._presence_received,
priority=50),
StanzaHandler(name='presence',
callback=self._subscribe_received,
typ='subscribe',
priority=49),
StanzaHandler(name='presence',
callback=self._subscribed_received,
typ='subscribed',
priority=49),
StanzaHandler(name='presence',
callback=self._unsubscribe_received,
typ='unsubscribe',
priority=49),
StanzaHandler(name='presence',
callback=self._unsubscribed_received,
typ='unsubscribed',
priority=49),
]
# keep the jids we auto added (transports contacts) to not send the
# SUBSCRIBED event to GUI
self.automatically_added = []
# list of jid to auto-authorize
self.jids_for_auto_auth = []
def _presence_received(self, _con, stanza, properties):
if properties.from_muc:
# Already handled in MUC module
return
self._log.info('Received from %s', properties.jid)
if properties.type == PresenceType.ERROR:
self._log.info('Error: %s %s', properties.jid, properties.error)
return
if self._account == 'Local':
app.nec.push_incoming_event(
NetworkEvent('raw-pres-received',
conn=self._con,
stanza=stanza))
return
if properties.is_self_presence:
app.nec.push_incoming_event(
NetworkEvent('our-show',
conn=self._con,
show=properties.show.value))
return
contacts = app.contacts.get_jid_list(self._account)
if properties.jid.getBare() not in contacts and not properties.is_self_bare:
# Handle only presence from roster contacts
self._log.warning('Unknown presence received')
self._log.warning(stanza)
return
key_id = ''
if properties.signed is not None and self._con.USE_GPG:
key_id = self._con.gpg.verify(properties.status, properties.signed)
key_id = prepare_and_validate_gpg_keyID(
self._account, properties.jid.getBare(), key_id)
show = properties.show.value
if properties.type.is_unavailable:
show = 'offline'
event_attrs = {
'conn': self._con,
'stanza': stanza,
'keyID': key_id,
'prio': properties.priority,
'need_add_in_roster': False,
'popup': False,
'ptype': properties.type.value,
'jid': properties.jid.getBare(),
'resource': properties.jid.getResource(),
'id_': properties.id,
'fjid': str(properties.jid),
'timestamp': properties.timestamp,
'avatar_sha': properties.avatar_sha,
'user_nick': properties.nickname,
'idle_time': properties.idle_timestamp,
'show': show,
'new_show': show,
'old_show': 0,
'status': properties.status,
'contact_list': [],
'contact': None,
}
event_ = NetworkEvent('presence-received', **event_attrs)
# TODO: Refactor
self._update_contact(event_, properties)
app.nec.push_incoming_event(event_)
def _update_contact(self, event, properties):
# Note: A similar method also exists in connection_zeroconf
jid = properties.jid.getBare()
resource = properties.jid.getResource()
status_strings = ['offline', 'error', 'online', 'chat', 'away',
'xa', 'dnd', 'invisible']
event.new_show = status_strings.index(event.show)
# Update contact
contact_list = app.contacts.get_contacts(self._account, jid)
if not contact_list:
self._log.warning('No contact found')
return
event.contact_list = contact_list
contact = app.contacts.get_contact_strict(self._account,
properties.jid.getBare(),
properties.jid.getResource())
if contact is None:
contact = app.contacts.get_first_contact_from_jid(self._account, jid)
if contact is None:
self._log.warning('First contact not found')
return
if self._is_resource_known(contact_list) and not app.jid_is_transport(jid):
# Another resource of an existing contact connected
# Add new contact
event.old_show = 0
contact = app.contacts.copy_contact(contact)
contact.resource = resource
app.contacts.add_contact(self._account, contact)
else:
# Convert the inital roster contact to a contact with resource
contact.resource = resource
event.old_show = 0
if contact.show in status_strings:
event.old_show = status_strings.index(contact.show)
event.need_add_in_roster = True
elif contact.show in status_strings:
event.old_show = status_strings.index(contact.show)
# Update contact with presence data
contact.show = event.show
contact.status = properties.status
contact.priority = properties.priority
attached_keys = app.config.get_per('accounts', self._account,
'attached_gpg_keys').split()
if jid in attached_keys:
contact.keyID = attached_keys[attached_keys.index(jid) + 1]
else:
# Do not override assigned key
contact.keyID = event.keyID
contact.idle_time = properties.idle_timestamp
event.contact = contact
if not app.jid_is_transport(jid) and len(contact_list) == 1:
# It's not an agent
if event.old_show == 0 and event.new_show > 1:
if not jid in app.newly_added[self._account]:
app.newly_added[self._account].append(jid)
if jid in app.to_be_removed[self._account]:
app.to_be_removed[self._account].remove(jid)
elif event.old_show > 1 and event.new_show == 0 and \
self._con.connected > 1:
if not jid in app.to_be_removed[self._account]:
app.to_be_removed[self._account].append(jid)
if jid in app.newly_added[self._account]:
app.newly_added[self._account].remove(jid)
if app.jid_is_transport(jid):
return
if properties.type.is_unavailable:
# TODO: This causes problems when another
# resource signs off!
self._con.stop_all_active_file_transfers(contact)
self._log_presence(properties)
@staticmethod
def _is_resource_known(contact_list):
if len(contact_list) > 1:
return True
if contact_list[0].resource == '':
return False
return contact_list[0].show not in ('not in roster', 'offline')
def _log_presence(self, properties):
if not app.config.get('log_contact_status_changes'):
return
if not app.config.should_log(self._account, properties.jid.getBare()):
return
show = ShowConstant[properties.show.name]
if properties.type.is_unavailable:
show = ShowConstant.OFFLINE
app.logger.insert_into_logs(self._account,
properties.jid.getBare(),
time.time(),
KindConstant.STATUS,
message=properties.status,
show=show)
def _subscribe_received(self, _con, _stanza, properties):
jid = properties.jid.getBare()
fjid = str(properties.jid)
is_transport = app.jid_is_transport(fjid)
auto_auth = app.config.get_per('accounts', self._account, 'autoauth')
self._log.info('Received Subscribe: %s, transport: %s, '
'auto_auth: %s, user_nick: %s',
properties.jid, is_transport,
auto_auth, properties.nickname)
if is_transport and fjid in self._con.agent_registrations:
self._con.agent_registrations[fjid]['sub_received'] = True
if not self._con.agent_registrations[fjid]['roster_push']:
# We'll reply after roster push result
raise nbxmpp.NodeProcessed
if auto_auth or is_transport or jid in self.jids_for_auto_auth:
self.send_presence(fjid, 'subscribed')
status = (properties.status or
_('I would like to add you to my roster.'))
app.nec.push_incoming_event(NetworkEvent(
'subscribe-presence-received',
conn=self._con,
jid=jid,
fjid=fjid,
status=status,
user_nick=properties.nickname,
is_transport=is_transport))
raise nbxmpp.NodeProcessed
def _subscribed_received(self, _con, _stanza, properties):
jid = properties.jid.getBare()
resource = properties.jid.getResource()
self._log.info('Received Subscribed: %s', properties.jid)
if jid in self.automatically_added:
self.automatically_added.remove(jid)
raise nbxmpp.NodeProcessed
app.nec.push_incoming_event(NetworkEvent(
'subscribed-presence-received',
conn=self._con, jid=jid, resource=resource))
raise nbxmpp.NodeProcessed
def _unsubscribe_received(self, _con, _stanza, properties):
self._log.info('Received Unsubscribe: %s', properties.jid)
raise nbxmpp.NodeProcessed
def _unsubscribed_received(self, _con, _stanza, properties):
self._log.info('Received Unsubscribed: %s', properties.jid)
app.nec.push_incoming_event(NetworkEvent(
'unsubscribed-presence-received',
conn=self._con, jid=properties.jid.getBare()))
raise nbxmpp.NodeProcessed
def subscribed(self, jid):
if not app.account_is_connected(self._account):
return
self._log.info('Subscribed: %s', jid)
self.send_presence(jid, 'subscribed')
def unsubscribed(self, jid):
if not app.account_is_connected(self._account):
return
self._log.info('Unsubscribed: %s', jid)
self.send_presence(jid, 'unsubscribed')
def unsubscribe(self, jid, remove_auth=True):
if not app.account_is_connected(self._account):
return
if remove_auth:
self._con.getRoster().del_item(jid)
jid_list = app.config.get_per('contacts')
for j in jid_list:
if j.startswith(jid):
app.config.del_per('contacts', j)
else:
self._log.info('Unsubscribe from %s', jid)
self._con.getRoster().unsubscribe(jid)
self._con.getRoster().set_item(jid)
def subscribe(self, jid, msg=None, name='', groups=None, auto_auth=False):
if not app.account_is_connected(self._account):
return
if groups is None:
groups = []
self._log.info('Request Subscription to %s', jid)
if auto_auth:
self.jids_for_auto_auth.append(jid)
infos = {'jid': jid}
if name:
infos['name'] = name
iq = nbxmpp.Iq('set', nbxmpp.NS_ROSTER)
query = iq.setQuery()
item = query.addChild('item', attrs=infos)
for group in groups:
item.addChild('group').setData(group)
self._con.connection.send(iq)
self.send_presence(jid, 'subscribe', status=msg)
def get_presence(self, to=None, typ=None, priority=None,
show=None, status=None, nick=None, caps=True,
sign=None, idle_time=None):
presence = nbxmpp.Presence(to, typ, priority, show, status)
if nick is not None:
nick_tag = presence.setTag('nick', namespace=nbxmpp.NS_NICK)
nick_tag.setData(nick)
if sign:
presence.setTag(nbxmpp.NS_SIGNED + ' x').setData(sign)
if idle_time is not None:
idle_node = presence.setTag('idle', namespace=nbxmpp.NS_IDLE)
idle_node.setAttr('since', idle_time)
if not self._con.avatar_conversion:
# XEP-0398 not supported by server so
# we add the avatar sha to our presence
self._con.get_module('VCardAvatars').add_update_node(presence)
if caps:
attrs = {'hash': 'sha-1',
'node': 'http://gajim.org',
'ver': app.caps_hash[self._account]}
presence.setTag('c', namespace=nbxmpp.NS_CAPS, attrs=attrs)
return presence
def send_presence(self, *args, **kwargs):
if not app.account_is_connected(self._account):
return
presence = self.get_presence(*args, **kwargs)
self._log.debug('Send presence:\n%s', presence)
self._con.connection.send(presence)
def get_instance(*args, **kwargs):
return Presence(*args, **kwargs), 'Presence'