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# Copyright (C) 2006 Tomasz Melcer <liori AT exroot.org>
# Copyright (C) 2006-2014 Yann Leboulanger <asterix AT lagaule.org>
# Copyright (C) 2007 Jean-Marie Traissard <jim AT lapin.org>
# Copyright (C) 2008 Stephan Erb <steve-e AT h3c.de>
# Copyright (C) 2018 Philipp Hörist <philipp AT hoerist.com>
#
# 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/>.
# XEP-0060: Publish-Subscribe
from __future__ import annotations
from typing import Any
from typing import Callable
import nbxmpp
from nbxmpp.namespaces import Namespace
from nbxmpp.structs import DiscoInfo
from gajim.common import app
from gajim.common import types
from gajim.common.modules.base import BaseModule
class PubSub(BaseModule):
_nbxmpp_extends = 'PubSub'
_nbxmpp_methods = [
'publish',
'delete',
'set_node_configuration',
'get_node_configuration',
'get_access_model',
'request_items',
]
def __init__(self, con: types.Client) -> None:
BaseModule.__init__(self, con)
self.publish_options = False
def pass_disco(self, info: DiscoInfo) -> None:
if Namespace.PUBSUB_PUBLISH_OPTIONS in info.features:
self._log.info('Discovered Pubsub publish options: %s', info.jid)
self.publish_options = True
def send_pb_subscription_query(self,
jid: str,
cb: Callable[..., Any],
**kwargs: Any
) -> None:
if not app.account_is_available(self._account):
return
query = nbxmpp.Iq('get', to=jid)
pb = query.addChild('pubsub', namespace=Namespace.PUBSUB)
pb.addChild('subscriptions')
self._con.connection.SendAndCallForResponse(query, cb, kwargs)
def send_pb_subscribe(self,
jid: str,
node: str,
cb: Callable[..., Any],
**kwargs: Any
) -> None:
if not app.account_is_available(self._account):
return
our_jid = app.get_jid_from_account(self._account)
query = nbxmpp.Iq('set', to=jid)
pb = query.addChild('pubsub', namespace=Namespace.PUBSUB)
pb.addChild('subscribe', {'node': node, 'jid': our_jid})
self._con.connection.SendAndCallForResponse(query, cb, kwargs)
def send_pb_unsubscribe(self,
jid: str,
node: str,
cb: Callable[..., Any],
**kwargs: Any
) -> None:
if not app.account_is_available(self._account):
return
our_jid = app.get_jid_from_account(self._account)
query = nbxmpp.Iq('set', to=jid)
pb = query.addChild('pubsub', namespace=Namespace.PUBSUB)
pb.addChild('unsubscribe', {'node': node, 'jid': our_jid})
self._con.connection.SendAndCallForResponse(query, cb, kwargs)
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