gajim3/gajim/common/modules/security_labels.py

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# 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-0258: Security Labels in XMPP
from nbxmpp.namespaces import Namespace
from nbxmpp.errors import is_error
from gajim.common import app
from gajim.common.nec import NetworkEvent
from gajim.common.modules.base import BaseModule
from gajim.common.modules.util import as_task
class SecLabels(BaseModule):
_nbxmpp_extends = 'SecurityLabels'
_nbxmpp_methods = [
'request_catalog',
]
def __init__(self, con):
BaseModule.__init__(self, con)
self._catalogs = {}
self.supported = False
def pass_disco(self, info):
if Namespace.SECLABEL not in info.features:
return
self.supported = True
self._log.info('Discovered security labels: %s', info.jid)
@as_task
def request_catalog(self, jid):
_task = yield
catalog = yield self._nbxmpp('SecurityLabels').request_catalog(jid)
if is_error(catalog):
self._log.info(catalog)
return
self._catalogs[jid] = catalog
self._log.info('Received catalog: %s', jid)
app.nec.push_incoming_event(NetworkEvent('sec-catalog-received',
account=self._account,
jid=jid,
catalog=catalog))
def get_catalog(self, jid):
return self._catalogs.get(jid)
def get_instance(*args, **kwargs):
return SecLabels(*args, **kwargs), 'SecLabels'