OTR plugin for Gajim 1.0+
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# Copyright (C) 2019 Philipp Hörist <philipp AT hoerist.com>
# Copyright (C) 2019 Pavel R. <pd at narayana dot im>
# This file is part of Gajim OTR Plugin.
# Gajim OTR Plugin 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.
# This software is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# GNU General Public License for more details.
# You can always obtain full license text at <http://www.gnu.org/licenses/>.
# TODO: Fingerprints authentication GUI
# TODO: SMP authentication GUI
ERROR = None
import logging
from gajim.plugins import GajimPlugin
from gajim.common import app
try: from .otr import *
except ImportError: ERROR = 'python3-potr is missing'
# ...
class OTRPlugin(GajimPlugin):
log = logging.getLogger('gajim.p.otr')
# init plugin #
def init(self):
self.encryption_name = 'OTR'
self.description = 'Provides Off-the-Record encryption'
self.activatable = (not ERROR)
self.available_text = (ERROR)
self.instances = {}
self.getinstance = lambda acct: self.instances.get(acct) or self.instances.setdefault(acct,OTR(self,acct))
self.gui_extension_points = {
'encrypt' + self.encryption_name: (self._encrypt_message, None),
'decrypt': (self._decrypt_message, None),
# activate encryption #
def activate_encryption(ctl):
return True
# encrypt file (just return same file)
def encrypt_file(file, account, callback):
# encrypt message #
def _encrypt_message(self,con,event,callback):
if not event.message or event.type_ != 'chat': return # drop empty and non-chat messages
otr = self.getinstance(event.conn.name)
# decrypt message #
def _decrypt_message(self,con,event,callback):
if (event.encrypted) or (event.name[0:2] == 'gc') or not (event.msgtxt or '').startswith('?OTR'): return # skip non-OTR messages..
if (event.name[0:3] == 'mam'): return setattr(event,'msgtxt','') # skip MAM messages (we can not decrypt OTR out of session)..
if (app.config.get_per('encryption','%s-%s'%(event.conn.name,event.jid),'encryption')!=self.encryption_name): return # skip all when encryption not set to OTR
otr = self.getinstance(event.conn.name)