583 lines
23 KiB
Python
583 lines
23 KiB
Python
# -*- coding:utf-8 -*-
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## src/session.py
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##
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## Copyright (C) 2008-2014 Yann Leboulanger <asterix AT lagaule.org>
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## Copyright (C) 2008 Brendan Taylor <whateley AT gmail.com>
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## Jonathan Schleifer <js-gajim AT webkeks.org>
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## Stephan Erb <steve-e AT h3c.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 nbxmpp
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from gajim.common import helpers
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from gajim.common import events
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from gajim.common import exceptions
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from gajim.common import app
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from gajim.common import stanza_session
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from gajim.common import contacts
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from gajim.common import ged
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from gajim.common.connection_handlers_events import ChatstateReceivedEvent, \
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InformationEvent
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from gajim.common.logger import KindConstant
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from gajim import message_control
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from gajim import notify
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from gajim import dialogs
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from gajim import negotiation
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class ChatControlSession(stanza_session.EncryptedStanzaSession):
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def __init__(self, conn, jid, thread_id, type_='chat'):
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stanza_session.EncryptedStanzaSession.__init__(self, conn, jid, thread_id,
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type_='chat')
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app.ged.register_event_handler('decrypted-message-received', ged.GUI1,
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self._nec_decrypted_message_received)
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self.control = None
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def detach_from_control(self):
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if self.control:
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self.control.set_session(None)
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def acknowledge_termination(self):
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self.detach_from_control()
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stanza_session.EncryptedStanzaSession.acknowledge_termination(self)
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def terminate(self, send_termination = True):
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stanza_session.EncryptedStanzaSession.terminate(self, send_termination)
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self.detach_from_control()
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def _nec_decrypted_message_received(self, obj):
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"""
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Dispatch a received <message> stanza
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"""
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if obj.session != self:
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return
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contact = app.contacts.get_contact(self.conn.name, obj.jid,
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obj.resource)
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if not contact:
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contact = app.contacts.get_gc_contact(self.conn.name, obj.jid,
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obj.resource)
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if self.resource != obj.resource:
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self.resource = obj.resource
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if self.control:
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if isinstance(contact, contacts.GC_Contact):
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self.control.gc_contact = contact
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self.control.contact = contact.as_contact()
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else:
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self.control.contact = contact
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if self.control.resource:
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self.control.change_resource(self.resource)
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if obj.mtype == 'chat':
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if not obj.msgtxt and obj.chatstate is None:
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return
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log_type = KindConstant.CHAT_MSG_RECV
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if obj.forwarded and obj.sent:
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log_type = KindConstant.CHAT_MSG_SENT
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else:
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log_type = KindConstant.SINGLE_MSG_RECV
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if obj.forwarded and obj.sent:
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log_type = KindConstant.SINGLE_MSG_SENT
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treat_as = app.config.get('treat_incoming_messages')
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if treat_as:
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obj.mtype = treat_as
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pm = False
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if obj.muc_pm or (obj.gc_control and obj.resource):
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# It's a Private message
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pm = True
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obj.mtype = 'pm'
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if self.is_loggable() and obj.msgtxt:
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if obj.xhtml and app.config.get('log_xhtml_messages'):
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msg_to_log = obj.xhtml
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else:
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msg_to_log = obj.msgtxt
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jid = obj.fjid
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if not pm:
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jid = obj.jid
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obj.msg_log_id = app.logger.insert_into_logs(
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self.conn.name, jid, obj.timestamp, log_type,
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message=msg_to_log,
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subject=obj.subject,
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additional_data=obj.additional_data,
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stanza_id=obj.unique_id)
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if obj.muc_pm and not obj.gc_control:
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# This is a carbon of a PM from a MUC we are not currently
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# joined. We log it silently without notification.
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return True
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# Handle chat states
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if contact and (not obj.forwarded or not obj.sent):
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if self.control and self.control.type_id == \
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message_control.TYPE_CHAT:
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if obj.chatstate is not None:
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# other peer sent us reply, so he supports jep85 or jep22
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contact.chatstate = obj.chatstate
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if contact.our_chatstate == 'ask': # we were jep85 disco?
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contact.our_chatstate = 'active' # no more
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app.nec.push_incoming_event(ChatstateReceivedEvent(None,
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conn=obj.conn, msg_obj=obj))
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elif contact.chatstate != 'active':
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# got no valid jep85 answer, peer does not support it
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contact.chatstate = False
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elif obj.chatstate == 'active':
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# Brand new message, incoming.
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contact.our_chatstate = obj.chatstate
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contact.chatstate = obj.chatstate
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# THIS MUST BE AFTER chatstates handling
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# AND BEFORE playsound (else we hear sounding on chatstates!)
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if not obj.msgtxt: # empty message text
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return True
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if app.config.get_per('accounts', self.conn.name,
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'ignore_unknown_contacts') and not app.contacts.get_contacts(
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self.conn.name, obj.jid) and not pm:
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return True
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highest_contact = app.contacts.get_contact_with_highest_priority(
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self.conn.name, obj.jid)
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# does this resource have the highest priority of any available?
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is_highest = not highest_contact or not highest_contact.resource or \
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obj.resource == highest_contact.resource or highest_contact.show ==\
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'offline'
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if not self.control:
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ctrl = app.interface.msg_win_mgr.search_control(obj.jid,
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obj.conn.name, obj.resource)
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if ctrl:
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self.control = ctrl
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self.control.set_session(self)
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if isinstance(contact, contacts.GC_Contact):
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self.control.gc_contact = contact
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self.control.contact = contact.as_contact()
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else:
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self.control.contact = contact
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if not pm:
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self.roster_message2(obj)
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if app.interface.remote_ctrl:
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app.interface.remote_ctrl.raise_signal('NewMessage', (
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self.conn.name, [obj.fjid, obj.msgtxt, obj.timestamp,
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obj.encrypted, obj.mtype, obj.subject, obj.chatstate,
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obj.msg_log_id, obj.user_nick, obj.xhtml, obj.form_node]))
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def roster_message2(self, obj):
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"""
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Display the message or show notification in the roster
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"""
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contact = None
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jid = obj.jid
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resource = obj.resource
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fjid = jid
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# Try to catch the contact with correct resource
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if resource:
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fjid = jid + '/' + resource
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contact = app.contacts.get_contact(obj.conn.name, jid, resource)
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highest_contact = app.contacts.get_contact_with_highest_priority(
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obj.conn.name, jid)
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if not contact:
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# If there is another resource, it may be a message from an
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# invisible resource
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lcontact = app.contacts.get_contacts(obj.conn.name, jid)
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if (len(lcontact) > 1 or (lcontact and lcontact[0].resource and \
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lcontact[0].show != 'offline')) and jid.find('@') > 0:
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contact = app.contacts.copy_contact(highest_contact)
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contact.resource = resource
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contact.priority = 0
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contact.show = 'offline'
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contact.status = ''
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app.contacts.add_contact(obj.conn.name, contact)
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else:
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# Default to highest prio
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fjid = jid
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contact = highest_contact
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if not contact:
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# contact is not in roster
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contact = app.interface.roster.add_to_not_in_the_roster(
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obj.conn.name, jid, obj.user_nick)
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if not self.control:
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ctrl = app.interface.msg_win_mgr.search_control(obj.jid,
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obj.conn.name, obj.resource)
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if ctrl:
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self.control = ctrl
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self.control.set_session(self)
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else:
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fjid = jid
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obj.popup = helpers.allow_popup_window(self.conn.name)
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event_t = events.ChatEvent
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event_type = 'message_received'
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if obj.mtype == 'normal':
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event_t = events.NormalEvent
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event_type = 'single_message_received'
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if self.control and obj.mtype != 'normal':
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# We have a ChatControl open
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obj.show_in_roster = False
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obj.show_in_systray = False
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do_event = False
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elif obj.forwarded and obj.sent:
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# Its a Carbon Copied Message we sent
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obj.show_in_roster = False
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obj.show_in_systray = False
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unread_events = app.events.get_events(
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self.conn.name, fjid, types=['chat'])
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read_ids = []
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for msg in unread_events:
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read_ids.append(msg.msg_log_id)
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app.logger.set_read_messages(read_ids)
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app.events.remove_events(self.conn.name, fjid, types=['chat'])
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do_event = False
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else:
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# Everything else
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obj.show_in_roster = notify.get_show_in_roster(event_type,
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self.conn.name, contact, self)
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obj.show_in_systray = notify.get_show_in_systray(event_type,
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self.conn.name, contact)
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if obj.mtype == 'normal' and obj.popup:
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do_event = False
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else:
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do_event = True
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if do_event:
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event = event_t(obj.msgtxt, obj.subject, obj.mtype, obj.timestamp,
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obj.encrypted, obj.resource, obj.msg_log_id,
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correct_id=(obj.id_, obj.correct_id), xhtml=obj.xhtml,
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session=self, form_node=obj.form_node,
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displaymarking=obj.displaymarking,
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sent_forwarded=obj.forwarded and obj.sent,
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show_in_roster=obj.show_in_roster,
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show_in_systray=obj.show_in_systray,
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additional_data=obj.additional_data)
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app.events.add_event(self.conn.name, fjid, event)
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def roster_message(self, jid, msg, tim, encrypted=False, msg_type='',
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subject=None, resource='', msg_log_id=None, user_nick='', xhtml=None,
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form_node=None, displaymarking=None, additional_data=None):
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"""
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Display the message or show notification in the roster
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"""
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contact = None
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fjid = jid
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if additional_data is None:
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additional_data = {}
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# Try to catch the contact with correct resource
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if resource:
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fjid = jid + '/' + resource
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contact = app.contacts.get_contact(self.conn.name, jid, resource)
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highest_contact = app.contacts.get_contact_with_highest_priority(
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self.conn.name, jid)
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if not contact:
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# If there is another resource, it may be a message from an invisible
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# resource
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lcontact = app.contacts.get_contacts(self.conn.name, jid)
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if (len(lcontact) > 1 or (lcontact and lcontact[0].resource and \
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lcontact[0].show != 'offline')) and jid.find('@') > 0:
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contact = app.contacts.copy_contact(highest_contact)
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contact.resource = resource
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if resource:
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fjid = jid + '/' + resource
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contact.priority = 0
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contact.show = 'offline'
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contact.status = ''
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app.contacts.add_contact(self.conn.name, contact)
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else:
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# Default to highest prio
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fjid = jid
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contact = highest_contact
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if not contact:
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# contact is not in roster
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contact = app.interface.roster.add_to_not_in_the_roster(
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self.conn.name, jid, user_nick)
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if not self.control:
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ctrl = app.interface.msg_win_mgr.get_control(fjid, self.conn.name)
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if ctrl:
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self.control = ctrl
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self.control.set_session(self)
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else:
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fjid = jid
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# Do we have a queue?
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no_queue = len(app.events.get_events(self.conn.name, fjid)) == 0
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popup = helpers.allow_popup_window(self.conn.name)
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if msg_type == 'normal' and popup: # it's single message to be autopopuped
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dialogs.SingleMessageWindow(self.conn.name, contact.jid,
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action='receive', from_whom=jid, subject=subject, message=msg,
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resource=resource, session=self, form_node=form_node)
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return
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# We print if window is opened and it's not a single message
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if self.control and msg_type != 'normal':
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typ = ''
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if msg_type == 'error':
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typ = 'error'
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self.control.print_conversation(msg, typ, tim=tim, encrypted=encrypted,
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subject=subject, xhtml=xhtml, displaymarking=displaymarking,
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additional_data=additional_data)
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if msg_log_id:
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app.logger.set_read_messages([msg_log_id])
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return
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# We save it in a queue
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event_t = events.ChatEvent
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event_type = 'message_received'
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if msg_type == 'normal':
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event_t = events.NormalEvent
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event_type = 'single_message_received'
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show_in_roster = notify.get_show_in_roster(event_type, self.conn.name,
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contact, self)
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show_in_systray = notify.get_show_in_systray(event_type, self.conn.name,
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contact)
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event = event_t(msg, subject, msg_type, tim, encrypted, resource,
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msg_log_id, xhtml=xhtml, session=self, form_node=form_node,
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displaymarking=displaymarking, sent_forwarded=False,
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show_in_roster=show_in_roster, show_in_systray=show_in_systray,
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additional_data=additional_data)
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app.events.add_event(self.conn.name, fjid, event)
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if popup:
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if not self.control:
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self.control = app.interface.new_chat(contact,
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self.conn.name, session=self)
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if len(app.events.get_events(self.conn.name, fjid)):
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self.control.read_queue()
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else:
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if no_queue: # We didn't have a queue: we change icons
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app.interface.roster.draw_contact(jid, self.conn.name)
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app.interface.roster.show_title() # we show the * or [n]
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# Select the big brother contact in roster, it's visible because it has
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# events.
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family = app.contacts.get_metacontacts_family(self.conn.name, jid)
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if family:
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nearby_family, bb_jid, bb_account = \
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app.contacts.get_nearby_family_and_big_brother(family,
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self.conn.name)
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else:
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bb_jid, bb_account = jid, self.conn.name
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app.interface.roster.select_contact(bb_jid, bb_account)
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# ---- ESessions stuff ---
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def handle_negotiation(self, form):
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if form.getField('accept') and not form['accept'] in ('1', 'true'):
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self.cancelled_negotiation()
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return
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# encrypted session states. these are described in stanza_session.py
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try:
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if form.getType() == 'form' and 'security' in form.asDict():
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security_options = [x[1] for x in form.getField('security').\
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getOptions()]
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if security_options == ['none']:
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self.respond_archiving(form)
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else:
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# bob responds
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# we don't support 3-message negotiation as the responder
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if 'dhkeys' in form.asDict():
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self.fail_bad_negotiation('3 message negotiation not '
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'supported when responding', ('dhkeys',))
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return
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negotiated, not_acceptable, ask_user = \
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self.verify_options_bob(form)
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if ask_user:
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def accept_nondefault_options(is_checked):
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self.dialog.destroy()
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negotiated.update(ask_user)
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self.respond_e2e_bob(form, negotiated,
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not_acceptable)
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def reject_nondefault_options():
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self.dialog.destroy()
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for key in ask_user.keys():
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not_acceptable.append(key)
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self.respond_e2e_bob(form, negotiated,
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not_acceptable)
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self.dialog = dialogs.YesNoDialog(_('Confirm these '
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'session options'),
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_('The remote client wants to negotiate a session '
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'with these features:\n\n%s\n\nAre these options '
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'acceptable?''') % (
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negotiation.describe_features(ask_user)),
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on_response_yes=accept_nondefault_options,
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on_response_no=reject_nondefault_options,
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transient_for=self.control.parent_win.window)
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else:
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self.respond_e2e_bob(form, negotiated, not_acceptable)
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return
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elif self.status == 'requested-archiving' and form.getType() == \
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'submit':
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try:
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self.archiving_accepted(form)
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except exceptions.NegotiationError as details:
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self.fail_bad_negotiation(details)
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return
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# alice accepts
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elif self.status == 'requested-e2e' and form.getType() == 'submit':
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negotiated, not_acceptable, ask_user = self.verify_options_alice(
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form)
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if ask_user:
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def accept_nondefault_options(is_checked):
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if dialog:
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dialog.destroy()
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if is_checked:
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allow_no_log_for = app.config.get_per(
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'accounts', self.conn.name,
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'allow_no_log_for').split()
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jid = str(self.jid)
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if jid not in allow_no_log_for:
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allow_no_log_for.append(jid)
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app.config.set_per('accounts', self.conn.name,
|
|
'allow_no_log_for', ' '.join(allow_no_log_for))
|
|
|
|
negotiated.update(ask_user)
|
|
|
|
try:
|
|
self.accept_e2e_alice(form, negotiated)
|
|
except exceptions.NegotiationError as details:
|
|
self.fail_bad_negotiation(details)
|
|
|
|
def reject_nondefault_options():
|
|
self.reject_negotiation()
|
|
dialog.destroy()
|
|
|
|
allow_no_log_for = app.config.get_per('accounts',
|
|
self.conn.name, 'allow_no_log_for').split()
|
|
if str(self.jid) in allow_no_log_for:
|
|
dialog = None
|
|
accept_nondefault_options(False)
|
|
else:
|
|
dialog = dialogs.YesNoDialog(_('Confirm these session '
|
|
'options'),
|
|
_('The remote client selected these options:\n\n%s'
|
|
'\n\nContinue with the session?') % (
|
|
negotiation.describe_features(ask_user)),
|
|
_('Always accept for this contact'),
|
|
on_response_yes = accept_nondefault_options,
|
|
on_response_no = reject_nondefault_options,
|
|
transient_for=self.control.parent_win.window)
|
|
else:
|
|
try:
|
|
self.accept_e2e_alice(form, negotiated)
|
|
except exceptions.NegotiationError as details:
|
|
self.fail_bad_negotiation(details)
|
|
|
|
return
|
|
elif self.status == 'responded-archiving' and form.getType() == \
|
|
'result':
|
|
try:
|
|
self.we_accept_archiving(form)
|
|
except exceptions.NegotiationError as details:
|
|
self.fail_bad_negotiation(details)
|
|
|
|
return
|
|
elif self.status == 'responded-e2e' and form.getType() == 'result':
|
|
try:
|
|
self.accept_e2e_bob(form)
|
|
except exceptions.NegotiationError as details:
|
|
self.fail_bad_negotiation(details)
|
|
|
|
return
|
|
elif self.status == 'identified-alice' and form.getType() == 'result':
|
|
try:
|
|
self.final_steps_alice(form)
|
|
except exceptions.NegotiationError as details:
|
|
self.fail_bad_negotiation(details)
|
|
|
|
return
|
|
except exceptions.Cancelled:
|
|
# user cancelled the negotiation
|
|
|
|
self.reject_negotiation()
|
|
|
|
return
|
|
|
|
if form.getField('terminate') and\
|
|
form.getField('terminate').getValue() in ('1', 'true'):
|
|
self.acknowledge_termination()
|
|
|
|
self.conn.delete_session(str(self.jid), self.thread_id)
|
|
|
|
return
|
|
|
|
# non-esession negotiation. this isn't very useful, but i'm keeping it
|
|
# around to test my test suite.
|
|
if form.getType() == 'form':
|
|
if not self.control:
|
|
jid, resource = app.get_room_and_nick_from_fjid(str(self.jid))
|
|
|
|
account = self.conn.name
|
|
contact = app.contacts.get_contact(account, str(self.jid),
|
|
resource)
|
|
|
|
if not contact:
|
|
contact = app.contacts.create_contact(jid=jid, account=account,
|
|
resource=resource, show=self.conn.get_status())
|
|
|
|
app.interface.new_chat(contact, account, resource=resource,
|
|
session=self)
|
|
|
|
negotiation.FeatureNegotiationWindow(account, str(self.jid), self,
|
|
form)
|