620 lines
25 KiB
Python
620 lines
25 KiB
Python
# -*- coding: utf-8 -*-
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#
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# Copyright 2015 Bahtiar `kalkin-` Gadimov <bahtiar@gadimov.de>
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# Copyright 2015 Daniel Gultsch <daniel@cgultsch.de>
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#
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# This file is part of Gajim-OMEMO plugin.
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#
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# The Gajim-OMEMO plugin is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by the Free
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# Software Foundation, either version 3 of the License, or (at your option) any
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# later version.
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#
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# Gajim-OMEMO is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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# A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along with
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# the Gajim-OMEMO plugin. If not, see <http://www.gnu.org/licenses/>.
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#
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import binascii
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import logging
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from gi.repository import GObject
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from gi.repository import Gtk
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# pylint: disable=import-error
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import gtkgui_helpers
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from common import gajim
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from plugins.gui import GajimPluginConfigDialog
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# pylint: enable=import-error
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log = logging.getLogger('gajim.plugin_system.omemo')
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UNDECIDED = 2
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TRUSTED = 1
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UNTRUSTED = 0
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class OmemoButton(Gtk.Button):
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def __init__(self, plugin, chat_control, ui, enabled):
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super(OmemoButton, self).__init__(label=None, stock=None)
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self.chat_control = chat_control
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self.set_property('relief', Gtk.ReliefStyle.NONE)
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self.set_property('can-focus', False)
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self.set_sensitive(True)
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icon = Gtk.Image.new_from_file(
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plugin.local_file_path('omemo16x16.png'))
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self.set_image(icon)
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self.set_tooltip_text('OMEMO Encryption')
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self.connect('clicked', self.on_click)
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self.menu = OmemoMenu(ui, enabled)
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def on_click(self, widget):
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"""
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Popup omemo menu
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"""
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gtkgui_helpers.popup_emoticons_under_button(
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self.menu, widget, self.chat_control.parent_win)
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def set_omemo_state(self, state):
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self.menu.set_omemo_state(state)
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class OmemoMenu(Gtk.Menu):
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def __init__(self, ui, enabled):
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super(OmemoMenu, self).__init__()
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self.ui = ui
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self.item_omemo_state = Gtk.CheckMenuItem('Activate OMEMO')
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self.item_omemo_state.set_active(enabled)
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self.item_omemo_state.connect('activate', self.on_toggle_omemo)
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self.append(self.item_omemo_state)
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item = Gtk.ImageMenuItem('Fingerprints')
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icon = Gtk.Image.new_from_stock(Gtk.STOCK_DIALOG_AUTHENTICATION,
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Gtk.IconSize.MENU)
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item.set_image(icon)
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item.connect('activate', self.on_open_fingerprint_window)
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self.append(item)
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self.show_all()
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def on_toggle_omemo(self, widget):
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self.ui.set_omemo_state(widget.get_active())
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def on_open_fingerprint_window(self, widget):
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self.ui.show_fingerprint_window()
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def set_omemo_state(self, state):
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self.item_omemo_state.handler_block_by_func(self.on_toggle_omemo)
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self.item_omemo_state.set_active(state)
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self.item_omemo_state.handler_unblock_by_func(self.on_toggle_omemo)
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class Ui(object):
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def __init__(self, plugin, chat_control, enabled, state):
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self.contact = chat_control.contact
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self.chat_control = chat_control
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self.plugin = plugin
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self.state = state
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self.account = self.contact.account.name
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self.windowinstances = {}
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self.display_omemo_state()
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self.refresh_auth_lock_icon()
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self.omemobutton = OmemoButton(plugin, chat_control, self, enabled)
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self.actions_hbox = chat_control.xml.get_object('actions_hbox')
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send_button = chat_control.xml.get_object('send_button')
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send_button_pos = self.actions_hbox.child_get_property(send_button,
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'position')
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self.actions_hbox.add(self.omemobutton)
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self.actions_hbox.reorder_child(self.omemobutton, send_button_pos - 1)
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self.omemobutton.show_all()
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# add a OMEMO entry to the context/advanced menu
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self.chat_control.omemo_orig_prepare_context_menu = \
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self.chat_control.prepare_context_menu
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def omemo_prepare_context_menu(hide_buttonbar_items=False):
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menu = self.chat_control. \
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omemo_orig_prepare_context_menu(hide_buttonbar_items)
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submenu = OmemoMenu(self, self.encryption_active())
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item = Gtk.ImageMenuItem('OMEMO Encryption')
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icon_path = plugin.local_file_path('omemo16x16.png')
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item.set_image(Gtk.Image.new_from_file(icon_path))
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item.set_submenu(submenu)
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# at index 8 is the separator after the esession encryption entry
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menu.insert(item, 8)
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return menu
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self.chat_control.prepare_context_menu = omemo_prepare_context_menu
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# Hook into Send Button so we can check Stuff before sending
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self.chat_control.orig_send_message = \
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self.chat_control.send_message
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def omemo_send_message(message, keyID='', chatstate=None, xhtml=None,
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process_commands=True, attention=False):
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self.new_fingerprints_available()
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if self.encryption_active() and \
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self.plugin.are_keys_missing(self.account,
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self.contact.jid):
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log.debug(self.account + ' => No Trusted Fingerprints for ' +
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self.contact.jid)
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self.no_trusted_fingerprints_warning()
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else:
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self.chat_control.orig_send_message(message, keyID, chatstate,
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xhtml, process_commands,
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attention)
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log.debug(self.account + ' => Sending Message to ' +
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self.contact.jid)
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self.chat_control.send_message = omemo_send_message
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def set_omemo_state(self, enabled):
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"""
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Enable or disable OMEMO for this window's contact and update the
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window ui accordingly
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"""
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if enabled:
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log.debug(self.contact.account.name + ' => Enable OMEMO for ' +
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self.contact.jid)
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self.plugin.omemo_enable_for(self.contact.jid,
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self.contact.account.name)
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self.refresh_auth_lock_icon()
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else:
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log.debug(self.contact.account.name + ' => Disable OMEMO for ' +
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self.contact.jid)
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self.plugin.omemo_disable_for(self.contact.jid,
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self.contact.account.name)
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self.refresh_auth_lock_icon()
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self.omemobutton.set_omemo_state(enabled)
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self.display_omemo_state()
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def encryption_active(self):
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return self.state.encryption.is_active(self.contact.jid)
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def activate_omemo(self):
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if not self.encryption_active():
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self.set_omemo_state(True)
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def new_fingerprints_available(self):
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fingerprints = self.state.store.getNewFingerprints(self.contact.jid)
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if fingerprints:
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self.show_fingerprint_window(fingerprints)
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def show_fingerprint_window(self, fingerprints=None):
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if 'dialog' not in self.windowinstances:
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self.windowinstances['dialog'] = \
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FingerprintWindow(self.plugin, self.contact,
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self.chat_control.parent_win.window,
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self.windowinstances)
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self.windowinstances['dialog'].show_all()
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if fingerprints:
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log.debug(self.account +
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' => Showing Fingerprint Prompt for ' +
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self.contact.jid)
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self.state.store.setShownFingerprints(fingerprints)
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else:
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self.windowinstances['dialog'].update_context_list()
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if fingerprints:
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self.state.store.setShownFingerprints(fingerprints)
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def plain_warning(self):
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self.chat_control.print_conversation_line(
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'Received plaintext message! ' +
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'Your next message will still be encrypted!', 'status', '', None)
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def display_omemo_state(self):
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if self.encryption_active():
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msg = u'OMEMO encryption enabled'
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else:
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msg = u'OMEMO encryption disabled'
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self.chat_control.print_conversation_line(msg, 'status', '', None)
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def no_trusted_fingerprints_warning(self):
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msg = "To send an encrypted message, you have to " \
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"first trust the fingerprint of your contact!"
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self.chat_control.print_conversation_line(msg, 'status', '', None)
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def refresh_auth_lock_icon(self):
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if self.encryption_active():
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if self.state.getUndecidedFingerprints(self.contact.jid):
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self.chat_control._show_lock_image(True, 'OMEMO', True, True,
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False)
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else:
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self.chat_control._show_lock_image(True, 'OMEMO', True, True,
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True)
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else:
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self.chat_control._show_lock_image(False, 'OMEMO', False, True,
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False)
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def removeUi(self):
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self.actions_hbox.remove(self.omemobutton)
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self.chat_control.prepare_context_menu = \
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self.chat_control.omemo_orig_prepare_context_menu
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self.chat_control.send_message = self.chat_control.orig_send_message
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class OMEMOConfigDialog(GajimPluginConfigDialog):
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def init(self):
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# pylint: disable=attribute-defined-outside-init
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self.GTK_BUILDER_FILE_PATH = \
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self.plugin.local_file_path('config_dialog.ui')
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self.B = Gtk.Builder()
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self.B.set_translation_domain('gajim_plugins')
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self.B.add_from_file(self.GTK_BUILDER_FILE_PATH)
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self.fpr_model = Gtk.ListStore(GObject.TYPE_INT,
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GObject.TYPE_STRING,
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GObject.TYPE_STRING,
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GObject.TYPE_STRING)
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self.device_model = Gtk.ListStore(GObject.TYPE_INT)
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self.account_store = self.B.get_object('account_store')
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for account in sorted(gajim.contacts.get_accounts()):
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self.account_store.append(row=(account,))
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self.fpr_view = self.B.get_object('fingerprint_view')
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self.fpr_view.set_model(self.fpr_model)
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self.fpr_view.get_selection().set_mode(Gtk.SelectionMode.MULTIPLE)
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self.device_view = self.B.get_object('deviceid_view')
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self.device_view.set_model(self.device_model)
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if len(self.account_store) > 0:
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self.B.get_object('account_combobox').set_active(0)
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vbox = self.get_content_area()
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vbox.pack_start(self.B.get_object('notebook1'), True, True, 0)
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self.B.connect_signals(self)
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def on_run(self):
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self.update_context_list()
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self.account_combobox_changed_cb(self.B.get_object('account_combobox'))
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def account_combobox_changed_cb(self, box, *args):
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self.update_context_list()
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def trust_button_clicked_cb(self, button, *args):
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active = self.B.get_object('account_combobox').get_active()
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account = self.account_store[active][0]
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state = self.plugin.get_omemo_state(account)
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mod, paths = self.fpr_view.get_selection().get_selected_rows()
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for path in paths:
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it = mod.get_iter(path)
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_id, user, fpr = mod.get(it, 0, 1, 3)
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fpr = fpr[31:-12]
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dlg = Gtk.Dialog('Trust / Revoke Fingerprint', self,
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Gtk.DialogFlags.MODAL |
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Gtk.DialogFlags.DESTROY_WITH_PARENT,
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(Gtk.STOCK_YES, Gtk.ResponseType.YES,
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Gtk.STOCK_NO, Gtk.ResponseType.NO))
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l = Gtk.Label()
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l.set_markup('Do you want to trust the '
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'fingerprint of <b>%s</b> on your account <b>%s</b>?'
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'\n\n<tt>%s</tt>' % (user, account, fpr))
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l.set_line_wrap(True)
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l.set_padding(12, 12)
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vbox = dlg.get_content_area()
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vbox.add(l)
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dlg.show_all()
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response = dlg.run()
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if response == Gtk.ResponseType.YES:
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state.store.identityKeyStore.setTrust(_id, TRUSTED)
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try:
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if self.plugin.ui_list[account]:
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self.plugin.ui_list[account][user].refresh_auth_lock_icon()
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except:
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dlg.destroy()
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else:
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if response == Gtk.ResponseType.NO:
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state.store.identityKeyStore.setTrust(_id, UNTRUSTED)
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try:
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if user in self.plugin.ui_list[account]:
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self.plugin.ui_list[account][user].refresh_auth_lock_icon()
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except:
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dlg.destroy()
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self.update_context_list()
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def cleardevice_button_clicked_cb(self, button, *args):
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active = self.B.get_object('account_combobox').get_active()
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account = self.account_store[active][0]
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self.plugin.clear_device_list(account)
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self.update_context_list()
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def refresh_button_clicked_cb(self, button, *args):
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self.update_context_list()
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def fpr_button_pressed_cb(self, tw, event):
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if event.button == 3:
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pthinfo = tw.get_path_at_pos(int(event.x), int(event.y))
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if pthinfo is None:
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# only show the popup when we right clicked on list content
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# ie. don't show it when we click at empty rows
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return False
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# if the row under the mouse is already selected, we keep the
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# selection, otherwise we only select the new item
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keep_selection = tw.get_selection().path_is_selected(pthinfo[0])
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pop = self.B.get_object('fprclipboard_menu')
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pop.popup(None, None, None, event.button, event.time)
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# keep_selection=True -> no further processing of click event
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# keep_selection=False-> further processing -> GTK usually selects
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# the item below the cursor
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return keep_selection
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def clipboard_button_cb(self, menuitem):
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mod, paths = self.fpr_view.get_selection().get_selected_rows()
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fprs = []
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for path in paths:
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it = mod.get_iter(path)
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jid, fpr = mod.get(it, 1, 3)
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fprs.append('%s: %s' % (jid, fpr[4:-5]))
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Gtk.Clipboard().set_text('\n'.join(fprs))
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Gtk.Clipboard(selection='PRIMARY').set_text('\n'.join(fprs))
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def update_context_list(self):
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self.fpr_model.clear()
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self.device_model.clear()
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active = self.B.get_object('account_combobox').get_active()
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account = self.account_store[active][0]
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state = self.plugin.get_omemo_state(account)
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deviceid = state.own_device_id
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self.B.get_object('ID').set_markup('<tt>%s</tt>' % deviceid)
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ownfpr = binascii.hexlify(state.store.getIdentityKeyPair()
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.getPublicKey().serialize()).decode('utf-8')
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ownfpr = self.human_hash(ownfpr[2:])
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self.B.get_object('fingerprint_label').set_markup('<tt>%s</tt>'
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% ownfpr)
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fprDB = state.store.identityKeyStore.getAllFingerprints()
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activeSessions = state.store.sessionStore. \
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getAllActiveSessionsKeys()
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for item in fprDB:
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_id, jid, fpr, tr = item
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active = fpr in activeSessions
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fpr = binascii.hexlify(fpr).decode('utf-8')
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fpr = self.human_hash(fpr[2:])
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jid = jid.decode('utf-8')
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if tr == UNTRUSTED:
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if active:
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self.fpr_model.append((_id, jid, 'False',
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'<tt><span foreground="#FF0040">%s</span></tt>' % fpr))
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else:
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self.fpr_model.append((_id, jid, 'False',
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'<tt><span foreground="#585858">%s</span></tt>' % fpr))
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elif tr == TRUSTED:
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if active:
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self.fpr_model.append((_id, jid, 'True',
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'<tt><span foreground="#2EFE2E">%s</span></tt>' % fpr))
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else:
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self.fpr_model.append((_id, jid, 'True',
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'<tt><span foreground="#585858">%s</span></tt>' % fpr))
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else:
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if active:
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self.fpr_model.append((_id, jid, 'Undecided',
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'<tt><span foreground="#FF8000">%s</span></tt>' % fpr))
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else:
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self.fpr_model.append((_id, jid, 'Undecided',
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'<tt><span foreground="#585858">%s</span></tt>' % fpr))
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for item in state.own_devices:
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self.device_model.append([item])
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def human_hash(self, fpr):
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fpr = fpr.upper()
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fplen = len(fpr)
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wordsize = fplen // 8
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buf = ''
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for w in range(0, fplen, wordsize):
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buf += '{0} '.format(fpr[w:w + wordsize])
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return buf.rstrip()
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class FingerprintWindow(Gtk.Dialog):
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def __init__(self, plugin, contact, parent, windowinstances):
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self.contact = contact
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self.windowinstances = windowinstances
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Gtk.Dialog.__init__(self,
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title=('Fingerprints for %s') % contact.jid,
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parent=parent,
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flags=Gtk.DialogFlags.DESTROY_WITH_PARENT)
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close_button = self.add_button(Gtk.STOCK_CLOSE, Gtk.ResponseType.CLOSE)
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close_button.connect('clicked', self.on_close_button_clicked)
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self.connect('delete-event', self.on_window_delete)
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self.plugin = plugin
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self.GTK_BUILDER_FILE_PATH = \
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self.plugin.local_file_path('fpr_dialog.ui')
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self.B = Gtk.Builder()
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self.B.set_translation_domain('gajim_plugins')
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self.B.add_from_file(self.GTK_BUILDER_FILE_PATH)
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self.fpr_model = Gtk.ListStore(GObject.TYPE_INT,
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GObject.TYPE_STRING,
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GObject.TYPE_STRING,
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GObject.TYPE_STRING)
|
|
|
|
self.fpr_view = self.B.get_object('fingerprint_view')
|
|
self.fpr_view.set_model(self.fpr_model)
|
|
self.fpr_view.get_selection().set_mode(Gtk.SelectionMode.MULTIPLE)
|
|
|
|
self.fpr_view_own = self.B.get_object('fingerprint_view_own')
|
|
self.fpr_view_own.set_model(self.fpr_model)
|
|
self.fpr_view_own.get_selection().set_mode(Gtk.SelectionMode.MULTIPLE)
|
|
|
|
self.notebook = self.B.get_object('notebook1')
|
|
|
|
vbox = self.get_content_area()
|
|
vbox.pack_start(self.notebook, True, True, 0)
|
|
|
|
self.B.connect_signals(self)
|
|
|
|
self.account = self.contact.account.name
|
|
self.omemostate = self.plugin.get_omemo_state(self.account)
|
|
|
|
ownfpr = binascii.hexlify(self.omemostate.store.getIdentityKeyPair()
|
|
.getPublicKey().serialize()).decode('utf-8')
|
|
ownfpr = self.human_hash(ownfpr[2:])
|
|
|
|
self.B.get_object('fingerprint_label_own').set_markup('<tt>%s</tt>'
|
|
% ownfpr)
|
|
|
|
self.update_context_list()
|
|
|
|
def on_close_button_clicked(self, widget):
|
|
del self.windowinstances['dialog']
|
|
self.hide()
|
|
|
|
def on_window_delete(self, widget, event):
|
|
del self.windowinstances['dialog']
|
|
self.hide()
|
|
|
|
def trust_button_clicked_cb(self, button, *args):
|
|
if self.notebook.get_current_page() == 1:
|
|
mod, paths = self.fpr_view_own.get_selection().get_selected_rows()
|
|
else:
|
|
mod, paths = self.fpr_view.get_selection().get_selected_rows()
|
|
|
|
for path in paths:
|
|
it = mod.get_iter(path)
|
|
_id, user, fpr = mod.get(it, 0, 1, 3)
|
|
fpr = fpr[31:-12]
|
|
dlg = Gtk.Dialog('Trust / Revoke Fingerprint', self,
|
|
Gtk.DialogFlags.MODAL |
|
|
Gtk.DialogFlags.DESTROY_WITH_PARENT,
|
|
(Gtk.STOCK_YES, Gtk.ResponseType.YES,
|
|
Gtk.STOCK_NO, Gtk.ResponseType.NO))
|
|
l = Gtk.Label()
|
|
l.set_markup('Do you want to trust the '
|
|
'fingerprint of <b>%s</b> on your account <b>%s</b>?'
|
|
'\n\n<tt>%s</tt>' % (user, self.account, fpr))
|
|
l.set_line_wrap(True)
|
|
l.set_padding(12, 12)
|
|
vbox = dlg.get_content_area()
|
|
vbox.add(l)
|
|
dlg.show_all()
|
|
response = dlg.run()
|
|
if response == Gtk.ResponseType.YES:
|
|
self.omemostate.store.identityKeyStore.setTrust(_id, TRUSTED)
|
|
self.plugin.ui_list[self.account][self.contact.jid]. \
|
|
refresh_auth_lock_icon()
|
|
dlg.destroy()
|
|
else:
|
|
if response == Gtk.ResponseType.NO:
|
|
self.omemostate.store.identityKeyStore.setTrust(_id, UNTRUSTED)
|
|
self.plugin.ui_list[self.account][self.contact.jid]. \
|
|
refresh_auth_lock_icon()
|
|
dlg.destroy()
|
|
|
|
self.update_context_list()
|
|
|
|
def fpr_button_pressed_cb(self, tw, event):
|
|
if event.button == 3:
|
|
pthinfo = tw.get_path_at_pos(int(event.x), int(event.y))
|
|
|
|
if pthinfo is None:
|
|
# only show the popup when we right clicked on list content
|
|
# ie. don't show it when we click at empty rows
|
|
return False
|
|
|
|
# if the row under the mouse is already selected, we keep the
|
|
# selection, otherwise we only select the new item
|
|
keep_selection = tw.get_selection().path_is_selected(pthinfo[0])
|
|
|
|
pop = self.B.get_object('fprclipboard_menu')
|
|
pop.popup(None, None, None, event.button, event.time)
|
|
|
|
# keep_selection=True -> no further processing of click event
|
|
# keep_selection=False-> further processing -> GTK usually selects
|
|
# the item below the cursor
|
|
return keep_selection
|
|
|
|
def clipboard_button_cb(self, menuitem):
|
|
if self.notebook.get_current_page() == 1:
|
|
mod, paths = self.fpr_view_own.get_selection().get_selected_rows()
|
|
else:
|
|
mod, paths = self.fpr_view.get_selection().get_selected_rows()
|
|
|
|
fprs = []
|
|
for path in paths:
|
|
it = mod.get_iter(path)
|
|
jid, fpr = mod.get(it, 1, 3)
|
|
fprs.append('%s: %s' % (jid, fpr[31:-12]))
|
|
Gtk.Clipboard().set_text('\n'.join(fprs))
|
|
Gtk.Clipboard(selection='PRIMARY').set_text('\n'.join(fprs))
|
|
|
|
def update_context_list(self, *args):
|
|
self.fpr_model.clear()
|
|
|
|
if self.notebook.get_current_page() == 1:
|
|
jid = gajim.get_jid_from_account(self.account)
|
|
else:
|
|
jid = self.contact.jid
|
|
|
|
fprDB = self.omemostate.store.identityKeyStore.getFingerprints(jid)
|
|
activeSessions = self.omemostate.store.sessionStore. \
|
|
getActiveSessionsKeys(jid)
|
|
|
|
for item in fprDB:
|
|
_id, jid, fpr, tr = item
|
|
active = fpr in activeSessions
|
|
fpr = binascii.hexlify(fpr).decode('utf-8')
|
|
fpr = self.human_hash(fpr[2:])
|
|
jid = jid.decode('utf-8')
|
|
if tr == UNTRUSTED:
|
|
if active:
|
|
self.fpr_model.append((_id, jid, 'False',
|
|
'<tt><span foreground="#FF0040">%s</span></tt>' % fpr))
|
|
else:
|
|
self.fpr_model.append((_id, jid, 'False',
|
|
'<tt><span foreground="#585858">%s</span></tt>' % fpr))
|
|
elif tr == TRUSTED:
|
|
if active:
|
|
self.fpr_model.append((_id, jid, 'True',
|
|
'<tt><span foreground="#2EFE2E">%s</span></tt>' % fpr))
|
|
else:
|
|
self.fpr_model.append((_id, jid, 'True',
|
|
'<tt><span foreground="#585858">%s</span></tt>' % fpr))
|
|
else:
|
|
if active:
|
|
self.fpr_model.append((_id, jid, 'Undecided',
|
|
'<tt><span foreground="#FF8000">%s</span></tt>' % fpr))
|
|
else:
|
|
self.fpr_model.append((_id, jid, 'Undecided',
|
|
'<tt><span foreground="#585858">%s</span></tt>' % fpr))
|
|
|
|
def human_hash(self, fpr):
|
|
fpr = fpr.upper()
|
|
fplen = len(fpr)
|
|
wordsize = fplen // 8
|
|
buf = ''
|
|
for w in range(0, fplen, wordsize):
|
|
buf += '{0} '.format(fpr[w:w + wordsize])
|
|
return buf.rstrip()
|