302 lines
11 KiB
Python
302 lines
11 KiB
Python
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#!/usr/bin/env python
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## otr_windows.py
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##
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##
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## Copyright (C) 2008 Kjell Braden <fnord@pentabarf.de>
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##
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## This file is part of Gajim.
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##
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## Gajim 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
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## by the Free Software Foundation; version 3 only.
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##
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## Gajim is distributed in the hope that it will be useful,
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## but WITHOUT ANY WARRANTY; without even the implied warranty of
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## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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## 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
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## along with Gajim. If not, see <http://www.gnu.org/licenses/>.
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##
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import gtkgui_helpers
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from common import gajim
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our_fp_text = """Your fingerprint:
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<span weight="bold" face="monospace">%s</span>"""
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their_fp_text = """Purported fingerprint for %s:
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<span weight="bold" face="monospace">%s</span>"""
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class ContactOtrSMPWindow:
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def gw(self, n):
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""" shorthand for self.xml.get_widget(n)"""
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return self.xml.get_widget(n)
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def __init__(self, fjid, account):
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self.fjid = fjid
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self.account = account
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self.xml = gtkgui_helpers.get_glade("contact_otr_window.glade")
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self.window = self.xml.get_widget("otr_smp_window")
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# the contact may be unknown to gajim if ContactOtrSMPWindow is created very early
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self.contact = gajim.contacts.get_contact_from_full_jid(account, fjid)
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if self.contact:
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self.window.set_title("OTR settings for %s"%
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self.contact.get_full_jid())
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self.ctx = gajim.otr_module.otrl_context_find(
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gajim.otr_userstates[self.account],
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self.fjid.encode(), gajim.get_jid_from_account(self.account).encode(),
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gajim.OTR_PROTO, 1, (gajim.otr_add_appdata, self.account))[0]
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self.gw("smp_cancel_button").connect("clicked", self._on_destroy)
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self.gw("smp_ok_button").connect("clicked", self._apply)
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def show(self, response):
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# re-initialize if contact was unknown when we initially initialized
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if not self.contact:
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self.__init__(self.fjid, self.account)
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assert(self.contact) # the contact MUST be known when showing the dialog
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self.smp_running = False
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self.finished = False
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self.response = response
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if response:
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self.gw("desc_label").set_markup("<b>%s is trying to authenticate you "
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"using a secret only known to him/her and you.</b> Please enter your secret "
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"below."% self.contact.get_full_jid())
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else:
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self.gw("desc_label").set_markup("<b>You are trying to authenticate %s "
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"using a secret only known to him/her and yourself.</b> Please enter your "
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"secret below."% self.contact.get_full_jid())
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self.window.show_all()
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def _abort(self, text=None):
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self.smp_running = False
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gajim.otr_module.otrl_message_abort_smp(gajim.otr_userstates[self.account],
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(gajim.otr_ui_ops, {'account':self.account}), self.ctx)
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if text:
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gajim.otr_ui_ops.gajim_log(text, self.account, self.contact.get_full_jid())
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def _finish(self, text):
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self.smp_running = False
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self.finished = True
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self.gw("smp_cancel_button").set_sensitive(False)
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self.gw("smp_ok_button").set_sensitive(True)
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self.gw("progressbar").set_fraction(1)
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gajim.otr_ui_ops.gajim_log(text, self.account, self.contact.get_full_jid())
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self.gw("desc_label").set_markup(text)
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ctrl = gajim.interface.msg_win_mgr.get_control(self.contact.jid, self.account)
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if ctrl:
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ctrl.update_ui()
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gajim.otr_ui_ops.write_fingerprints({'account':self.account})
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def handle_tlv(self, tlvs):
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if not self.contact:
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self.__init__(self.fjid, self.account)
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if tlvs:
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nextTLV = self.ctx.smstate.nextExpected;
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tlv = gajim.otr_module.otrl_tlv_find(tlvs, gajim.otr_module.OTRL_TLV_SMP1)
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if tlv:
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if nextTLV != gajim.otr_module.OTRL_SMP_EXPECT1:
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self._abort()
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else:
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self.show(True)
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self.gw("progressbar").set_fraction(0.3)
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tlv = gajim.otr_module.otrl_tlv_find(tlvs, gajim.otr_module.OTRL_TLV_SMP2)
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if tlv:
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if nextTLV != gajim.otr_module.OTRL_SMP_EXPECT2:
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self._abort()
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else:
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self.ctx.smstate.nextExpected = gajim.otr_module.OTRL_SMP_EXPECT4;
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self.gw("progressbar").set_fraction(0.6)
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tlv = gajim.otr_module.otrl_tlv_find(tlvs, gajim.otr_module.OTRL_TLV_SMP3)
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if tlv:
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if nextTLV != gajim.otr_module.OTRL_SMP_EXPECT3:
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self._abort()
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else:
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self.ctx.smstate.nextExpected = gajim.otr_module.OTRL_SMP_EXPECT1;
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if self.ctx.active_fingerprint.trust:
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self._finish("SMP verifying succeeded")
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else:
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self._finish("SMP verifying failed")
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tlv = gajim.otr_module.otrl_tlv_find(tlvs, gajim.otr_module.OTRL_TLV_SMP4)
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if tlv:
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if nextTLV != gajim.otr_module.OTRL_SMP_EXPECT4:
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self._abort()
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else:
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self.ctx.smstate.nextExpected = gajim.otr_module.OTRL_SMP_EXPECT1;
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if self.ctx.active_fingerprint.trust:
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self._finish("SMP verifying succeeded")
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else:
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self._finish("SMP verifying failed")
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tlv = gajim.otr_module.otrl_tlv_find(tlvs, gajim.otr_module.OTRL_TLV_SMP_ABORT)
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if tlv:
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self._finish("SMP verifying aborted")
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def _on_destroy(self, widget):
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if self.smp_running:
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self._abort("user aborted SMP authentication")
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self.window.hide_all()
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def _apply(self, widget):
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if self.finished:
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self.window.hide_all()
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return
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secret = self.gw("secret_entry").get_text()
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if self.response:
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gajim.otr_module.otrl_message_respond_smp(gajim.otr_userstates[self.account],
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(gajim.otr_ui_ops, {'account':self.account}), self.ctx, secret)
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else:
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gajim.otr_module.otrl_message_initiate_smp(gajim.otr_userstates[self.account],
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(gajim.otr_ui_ops, {'account':self.account}), self.ctx, secret)
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self.gw("progressbar").set_fraction(0.3)
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self.smp_running = True
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widget.set_sensitive(False)
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class ContactOtrWindow:
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def gw(self, n):
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""" shorthand for self.xml.get_widget(n)"""
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return self.xml.get_widget(n)
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def __init__(self, contact, account, ctrl=None):
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self.contact = contact
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self.account = account
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self.ctrl = ctrl
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self.ctx = gajim.otr_module.otrl_context_find(
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gajim.otr_userstates[self.account],
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self.contact.get_full_jid().encode(),
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gajim.get_jid_from_account(self.account).encode(),
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gajim.OTR_PROTO, 1, (gajim.otr_add_appdata, self.account))[0]
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self.xml = gtkgui_helpers.get_glade("contact_otr_window.glade")
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self.window = self.xml.get_widget("otr_settings_window")
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self.gw("settings_cancel_button").connect("clicked", self._on_destroy)
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self.gw("settings_ok_button").connect("clicked", self._apply)
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self.gw("otr_default_checkbutton").connect("toggled",
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self._otr_default_checkbutton_toggled)
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self.window.set_title("OTR settings for %s"%
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self.contact.get_full_jid())
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# always set the label containing our fingerprint
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self.gw("our_fp_label").set_markup(our_fp_text%
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gajim.otr_module.otrl_privkey_fingerprint(
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gajim.otr_userstates[self.account],
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gajim.get_jid_from_account(self.account).encode(),
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gajim.OTR_PROTO))
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if self.ctx.msgstate != gajim.otr_module.OTRL_MSGSTATE_ENCRYPTED:
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# make the fingerprint widgets insensitive when not encrypted
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for widget in self.gw("otr_fp_vbox").get_children():
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widget.set_sensitive(False)
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# show that the fingerprint is unknown
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self.gw("their_fp_label").set_markup(
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their_fp_text%(self.contact.get_full_jid(),
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"unknown"))
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self.gw("verified_combobox").set_active(-1)
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else:
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# make the fingerprint widgets sensitive when encrypted
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for widget in self.gw("otr_fp_vbox").get_children():
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widget.set_sensitive(True)
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# show their fingerprint
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self.gw("their_fp_label").set_markup(
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their_fp_text%(self.contact.get_full_jid(),
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gajim.otr_module.otrl_privkey_hash_to_human(
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self.ctx.active_fingerprint.fingerprint)))
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# set the trust combobox
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if self.ctx.active_fingerprint.trust:
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self.gw("verified_combobox").set_active(1)
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else:
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self.gw("verified_combobox").set_active(0)
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otr_flags = gajim.config.get_per("contacts", self.contact.jid,
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"otr_flags")
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if otr_flags > 0:
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self.gw("otr_default_checkbutton").set_active(0)
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for w in self.gw("otr_settings_vbox").get_children():
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w.set_sensitive(True)
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else:
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# per-user settings not available, using default settings
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otr_flags = gajim.config.get_per("accounts", self.account,
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"otr_flags")
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self.gw("otr_default_checkbutton").set_active(1)
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for w in self.gw("otr_settings_vbox").get_children():
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w.set_sensitive(False)
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self.gw("otr_policy_allow_v1_checkbutton").set_active(
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otr_flags & gajim.otr_module.OTRL_POLICY_ALLOW_V1)
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self.gw("otr_policy_allow_v2_checkbutton").set_active(
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otr_flags & gajim.otr_module.OTRL_POLICY_ALLOW_V2)
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self.gw("otr_policy_require_checkbutton").set_active(
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otr_flags & gajim.otr_module.OTRL_POLICY_REQUIRE_ENCRYPTION)
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self.gw("otr_policy_send_tag_checkbutton").set_active(
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otr_flags & gajim.otr_module.OTRL_POLICY_SEND_WHITESPACE_TAG)
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self.gw("otr_policy_start_on_tag_checkbutton").set_active(
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otr_flags & gajim.otr_module.OTRL_POLICY_WHITESPACE_START_AKE)
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self.gw("otr_policy_start_on_error_checkbutton").set_active(
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otr_flags & gajim.otr_module.OTRL_POLICY_ERROR_START_AKE)
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self.window.show_all()
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def _on_destroy(self, widget):
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self.window.destroy()
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def _apply(self, widget):
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# -1 when nothing is selected (ie. the connection is not encrypted)
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trust_state = self.gw("verified_combobox").get_active()
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if trust_state == 1 and not self.ctx.active_fingerprint.trust:
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gajim.otr_module.otrl_context_set_trust(
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self.ctx.active_fingerprint, "verified")
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gajim.otr_ui_ops.write_fingerprints({'account':self.account})
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elif trust_state == 0:
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gajim.otr_module.otrl_context_set_trust(
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self.ctx.active_fingerprint, "")
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gajim.otr_ui_ops.write_fingerprints({'account':self.account})
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if not self.ctrl:
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self.ctrl = gajim.interface.msg_win_mgr.get_control(
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self.contact.jid, self.account)
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if self.ctrl:
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self.ctrl.update_ui()
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if self.gw("otr_default_checkbutton").get_active():
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# default is enabled, so remove any user-specific settings if available
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gajim.config.set_per("contacts", self.contact.jid, "otr_flags", -1)
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else:
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# build the flags using the checkboxes
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flags = 0
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flags += self.gw("otr_policy_allow_v1_checkbutton").get_active() \
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and gajim.otr_module.OTRL_POLICY_ALLOW_V1
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flags += self.gw("otr_policy_allow_v2_checkbutton").get_active() \
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and gajim.otr_module.OTRL_POLICY_ALLOW_V2
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flags += self.gw("otr_policy_require_checkbutton").get_active() \
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and gajim.otr_module.OTRL_POLICY_REQUIRE_ENCRYPTION
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flags += self.gw("otr_policy_send_tag_checkbutton").get_active() \
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and gajim.otr_module.OTRL_POLICY_SEND_WHITESPACE_TAG
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flags += self.gw("otr_policy_start_on_tag_checkbutton").get_active() \
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and gajim.otr_module.OTRL_POLICY_WHITESPACE_START_AKE
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flags += self.gw("otr_policy_start_on_error_checkbutton").get_active() \
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and gajim.otr_module.OTRL_POLICY_ERROR_START_AKE
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gajim.config.add_per("contacts", self.contact.jid)
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gajim.config.set_per("contacts", self.contact.jid, "otr_flags", flags)
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self._on_destroy(widget)
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def _otr_default_checkbutton_toggled(self, widget):
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for w in self.gw("otr_settings_vbox").get_children():
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w.set_sensitive(not widget.get_active())
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