gajim-plural/src/session.py

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from common import helpers
from common import exceptions
from common import gajim
from common import stanza_session
from common import contacts
import common.xmpp
import message_control
import notify
import dialogs
import negotiation
class ChatControlSession(stanza_session.EncryptedStanzaSession):
def __init__(self, conn, jid, thread_id, type = 'chat'):
stanza_session.EncryptedStanzaSession.__init__(self, conn, jid, thread_id, type = 'chat')
self.control = None
def acknowledge_termination(self):
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if self.control:
self.control.set_session(None)
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stanza_session.EncryptedStanzaSession.acknowledge_termination(self)
def terminate(self):
stanza_session.EncryptedStanzaSession.terminate(self)
if self.control:
self.control.set_session(None)
# extracts chatstate from a <message/> stanza
def get_chatstate(self, msg, msgtxt):
composing_xep = None
chatstate = None
# chatstates - look for chatstate tags in a message if not delayed
delayed = msg.getTag('x', namespace=common.xmpp.NS_DELAY) != None
if not delayed:
composing_xep = False
children = msg.getChildren()
for child in children:
if child.getNamespace() == 'http://jabber.org/protocol/chatstates':
chatstate = child.getName()
composing_xep = 'XEP-0085'
break
# No XEP-0085 support, fallback to XEP-0022
if not chatstate:
chatstate_child = msg.getTag('x', namespace = common.xmpp.NS_EVENT)
if chatstate_child:
chatstate = 'active'
composing_xep = 'XEP-0022'
if not msgtxt and chatstate_child.getTag('composing'):
chatstate = 'composing'
return (composing_xep, chatstate)
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# dispatch a received <message> stanza
def received(self, full_jid_with_resource, msgtxt, tim, encrypted, msg):
msg_type = msg.getType()
subject = msg.getSubject()
if not msg_type or msg_type not in ('chat', 'groupchat', 'error'):
msg_type = 'normal'
msg_id = None
# XEP-0172 User Nickname
user_nick = msg.getTagData('nick')
if not user_nick:
user_nick =''
form_node = None
for xtag in msg.getTags('x'):
if xtag.getNamespace() == common.xmpp.NS_DATA:
form_node = xtag
break
composing_xep, chatstate = self.get_chatstate(msg, msgtxt)
xhtml = msg.getXHTML()
if msg_type == 'chat':
if not msg.getTag('body') and chatstate is None:
return
log_type = 'chat_msg_recv'
else:
log_type = 'single_msg_recv'
if self.is_loggable() and msgtxt:
try:
msg_id = gajim.logger.write(log_type, full_jid_with_resource, msgtxt,
tim=tim, subject=subject)
except exceptions.PysqliteOperationalError, e:
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self.conn.dispatch('ERROR', (_('Disk WriteError'), str(e)))
treat_as = gajim.config.get('treat_incoming_messages')
if treat_as:
msg_type = treat_as
jid = gajim.get_jid_without_resource(full_jid_with_resource)
resource = gajim.get_resource_from_jid(full_jid_with_resource)
if gajim.config.get('ignore_incoming_xhtml'):
xhtml = None
if gajim.jid_is_transport(jid):
jid = jid.replace('@', '')
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groupchat_control = gajim.interface.msg_win_mgr.get_gc_control(jid, self.conn.name)
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if not groupchat_control and \
jid in gajim.interface.minimized_controls[self.conn.name]:
groupchat_control = gajim.interface.minimized_controls[self.conn.name][jid]
pm = False
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if groupchat_control and groupchat_control.type_id == \
message_control.TYPE_GC:
# It's a Private message
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pm = True
msg_type = 'pm'
highest_contact = gajim.contacts.get_contact_with_highest_priority(
self.conn.name, jid)
# does this resource have the highest priority of any available?
is_highest = not highest_contact or not highest_contact.resource or \
resource == highest_contact.resource or highest_contact.show == 'offline'
# Handle chat states
contact = gajim.contacts.get_contact(self.conn.name, jid, resource)
if contact:
if contact.composing_xep != 'XEP-0085': # We cache xep85 support
contact.composing_xep = composing_xep
if self.control and self.control.type_id == message_control.TYPE_CHAT:
if chatstate is not None:
# other peer sent us reply, so he supports jep85 or jep22
contact.chatstate = chatstate
if contact.our_chatstate == 'ask': # we were jep85 disco?
contact.our_chatstate = 'active' # no more
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self.control.handle_incoming_chatstate()
elif contact.chatstate != 'active':
# got no valid jep85 answer, peer does not support it
contact.chatstate = False
elif chatstate == 'active':
# Brand new message, incoming.
contact.our_chatstate = chatstate
contact.chatstate = chatstate
if msg_id: # Do not overwrite an existing msg_id with None
contact.msg_id = msg_id
# THIS MUST BE AFTER chatstates handling
# AND BEFORE playsound (else we ear sounding on chatstates!)
if not msgtxt: # empty message text
return
if gajim.config.get('ignore_unknown_contacts') and \
not gajim.contacts.get_contacts(self.conn.name, jid) and not pm:
return
if not contact:
# contact is not in the roster, create a fake one to display
# notification
contact = contacts.Contact(jid = jid, resource = resource)
advanced_notif_num = notify.get_advanced_notification('message_received',
self.conn.name, contact)
if not pm and is_highest:
jid_of_control = jid
else:
jid_of_control = full_jid_with_resource
if not self.control:
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ctrl = gajim.interface.msg_win_mgr.get_control(jid_of_control, self.conn.name)
if ctrl:
self.control = ctrl
self.control.set_session(self)
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# Is it a first or next message received ?
first = False
if not self.control and not gajim.events.get_events(self.conn.name, \
jid_of_control, [msg_type]):
first = True
if pm:
nickname = resource
if self.control:
# print if a control is open
self.control.print_conversation(msgtxt,
tim = tim, xhtml = xhtml, encrypted = encrypted)
else:
# otherwise pass it off to the control to be queued
groupchat_control.on_private_message(nickname, msgtxt, tim,
xhtml, self, msg_id=msg_id, encrypted=encrypted)
else:
self.roster_message(jid, msgtxt, tim, encrypted, msg_type,
subject, resource, msg_id, user_nick, advanced_notif_num,
xhtml=xhtml, form_node=form_node)
nickname = gajim.get_name_from_jid(self.conn.name, jid)
# Check and do wanted notifications
msg = msgtxt
if subject:
msg = _('Subject: %s') % subject + '\n' + msg
focused = False
if self.control:
parent_win = self.control.parent_win
if self.control == parent_win.get_active_control() and \
parent_win.window.has_focus:
focused = True
notify.notify('new_message', jid_of_control, self.conn.name, [msg_type,
first, nickname, msg, focused], advanced_notif_num)
if gajim.interface.remote_ctrl:
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gajim.interface.remote_ctrl.raise_signal('NewMessage',
(self.conn.name, [full_jid_with_resource, msgtxt, tim,
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encrypted, msg_type, subject, chatstate, msg_id,
composing_xep, user_nick, xhtml, form_node]))
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# display the message or show notification in the roster
def roster_message(self, jid, msg, tim, encrypted=False, msg_type='',
subject=None, resource='', msg_id=None, user_nick='',
advanced_notif_num=None, xhtml=None, form_node=None):
contact = None
# if chat window will be for specific resource
resource_for_chat = resource
fjid = jid
# Try to catch the contact with correct resource
if resource:
fjid = jid + '/' + resource
contact = gajim.contacts.get_contact(self.conn.name, jid, resource)
highest_contact = gajim.contacts.get_contact_with_highest_priority(
self.conn.name, jid)
if not contact:
# If there is another resource, it may be a message from an invisible
# resource
lcontact = gajim.contacts.get_contacts(self.conn.name, jid)
if (len(lcontact) > 1 or (lcontact and lcontact[0].resource and \
lcontact[0].show != 'offline')) and jid.find('@') > 0:
contact = gajim.contacts.copy_contact(highest_contact)
contact.resource = resource
if resource:
fjid = jid + '/' + resource
contact.priority = 0
contact.show = 'offline'
contact.status = ''
gajim.contacts.add_contact(self.conn.name, contact)
else:
# Default to highest prio
fjid = jid
resource_for_chat = None
contact = highest_contact
if not contact:
# contact is not in roster
contact = gajim.interface.roster.add_to_not_in_the_roster(
self.conn.name, jid, user_nick)
if not self.control:
# if no control exists and message comes from highest prio, the new
# control shouldn't have a resource
if highest_contact and contact.resource == highest_contact.resource \
and not jid == gajim.get_jid_from_account(self.conn.name):
fjid = jid
resource_for_chat = None
# Do we have a queue?
no_queue = len(gajim.events.get_events(self.conn.name, fjid)) == 0
popup = helpers.allow_popup_window(self.conn.name, advanced_notif_num)
if msg_type == 'normal' and popup: # it's single message to be autopopuped
dialogs.SingleMessageWindow(self.conn.name, contact.jid,
action='receive', from_whom=jid, subject=subject, message=msg,
resource=resource, session=self, form_node=form_node)
return
# We print if window is opened and it's not a single message
if self.control and msg_type != 'normal':
typ = ''
if msg_type == 'error':
typ = 'status'
self.control.print_conversation(msg, typ, tim=tim, encrypted=encrypted,
subject=subject, xhtml=xhtml)
if msg_id:
gajim.logger.set_read_messages([msg_id])
return
# We save it in a queue
type_ = 'chat'
event_type = 'message_received'
if msg_type == 'normal':
type_ = 'normal'
event_type = 'single_message_received'
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show_in_roster = notify.get_show_in_roster(event_type, self.conn.name, contact, self)
show_in_systray = notify.get_show_in_systray(event_type, self.conn.name, contact)
event = gajim.events.create_event(type_, (msg, subject, msg_type, tim,
encrypted, resource, msg_id, xhtml, self, form_node),
show_in_roster=show_in_roster, show_in_systray=show_in_systray)
gajim.events.add_event(self.conn.name, fjid, event)
if popup:
if not self.control:
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self.control = gajim.interface.new_chat(contact,
self.conn.name, resource=resource_for_chat, session=self)
if len(gajim.events.get_events(self.conn.name, fjid)):
self.control.read_queue()
else:
if no_queue: # We didn't have a queue: we change icons
gajim.interface.roster.draw_contact(jid, self.conn.name)
gajim.interface.roster.show_title() # we show the * or [n]
# Select contact row in roster.
gajim.interface.roster.select_contact(jid, self.conn.name)
# ---- ESessions stuff ---
def handle_negotiation(self, form):
if form.getField('accept') and not form['accept'] in ('1', 'true'):
self.cancelled_negotiation()
return
# encrypted session states. these are described in stanza_session.py
try:
# bob responds
if form.getType() == 'form' and 'security' in form.asDict():
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def continue_with_negotiation():
# we don't support 3-message negotiation as the responder
if 'dhkeys' in form.asDict():
self.fail_bad_negotiation('3 message negotiation not supported when responding', ('dhkeys',))
return
negotiated, not_acceptable, ask_user = self.verify_options_bob(form)
if ask_user:
def accept_nondefault_options(is_checked):
self.dialog.destroy()
negotiated.update(ask_user)
self.respond_e2e_bob(form, negotiated, not_acceptable)
def reject_nondefault_options():
self.dialog.destroy()
for key in ask_user.keys():
not_acceptable.append(key)
self.respond_e2e_bob(form, negotiated, not_acceptable)
self.dialog = dialogs.YesNoDialog(_('Confirm these session options'),
_('''The remote client wants to negotiate an session with these features:
%s
Are these options acceptable?''') % (negotiation.describe_features(ask_user)),
on_response_yes=accept_nondefault_options,
on_response_no=reject_nondefault_options)
else:
self.respond_e2e_bob(form, negotiated, not_acceptable)
def ignore_negotiation(widget):
self.dialog.destroy()
return
continue_with_negotiation()
return
# alice accepts
elif self.status == 'requested-e2e' and form.getType() == 'submit':
negotiated, not_acceptable, ask_user = self.verify_options_alice(form)
if ask_user:
def accept_nondefault_options(is_checked):
dialog.destroy()
negotiated.update(ask_user)
try:
self.accept_e2e_alice(form, negotiated)
except exceptions.NegotiationError, details:
self.fail_bad_negotiation(details)
def reject_nondefault_options():
self.reject_negotiation()
dialog.destroy()
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)),
on_response_yes = accept_nondefault_options,
on_response_no = reject_nondefault_options)
else:
try:
self.accept_e2e_alice(form, negotiated)
except exceptions.NegotiationError, 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, 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, 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(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 = gajim.get_room_and_nick_from_fjid(self.jid)
account = self.conn.name
contact = gajim.contacts.get_contact(account, self.jid, resource)
if not contact:
contact = gajim.contacts.create_contact(jid=jid,
resource=resource, show=self.conn.get_status())
gajim.interface.new_chat(contact, account,
resource = resource, session = self)
negotiation.FeatureNegotiationWindow(account, self.jid, self, form)