gajim-plural/gajim/message_control.py

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# -*- coding:utf-8 -*-
## src/message_control.py
##
## Copyright (C) 2006 Dimitur Kirov <dkirov AT gmail.com>
## Nikos Kouremenos <kourem AT gmail.com>
## Copyright (C) 2006-2007 Jean-Marie Traissard <jim AT lapin.org>
## Travis Shirk <travis AT pobox.com>
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## Copyright (C) 2006-2014 Yann Leboulanger <asterix AT lagaule.org>
## Copyright (C) 2007 Julien Pivotto <roidelapluie AT gmail.com>
## Stephan Erb <steve-e AT h3c.de>
## Copyright (C) 2007-2008 Brendan Taylor <whateley AT gmail.com>
## Copyright (C) 2008 Jonathan Schleifer <js-gajim AT webkeks.org>
##
## This file is part of Gajim.
##
## Gajim is free software; you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published
## by the Free Software Foundation; version 3 only.
##
## Gajim is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
## GNU General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with Gajim. If not, see <http://www.gnu.org/licenses/>.
##
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from gajim import gtkgui_helpers
import uuid
from gajim.common import app
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from gajim.common import helpers
from gajim.common import ged
from gajim.common.stanza_session import EncryptedStanzaSession, ArchivingStanzaSession
# Derived types MUST register their type IDs here if custom behavor is required
TYPE_CHAT = 'chat'
TYPE_GC = 'gc'
TYPE_PM = 'pm'
####################
class MessageControl(object):
"""
An abstract base widget that can embed in the Gtk.Notebook of a
MessageWindow
"""
def __init__(self, type_id, parent_win, widget_name, contact, account,
resource=None):
# dict { cb id : widget}
# keep all registered callbacks of widgets, created by self.xml
self.handlers = {}
self.type_id = type_id
self.parent_win = parent_win
self.widget_name = widget_name
self.contact = contact
self.account = account
self.resource = resource
# control_id is a unique id for the control,
# its used as action name for actions that belong to a control
self.control_id = str(uuid.uuid4())
self.session = None
app.last_message_time[self.account][self.get_full_jid()] = 0
self.xml = gtkgui_helpers.get_gtk_builder('%s.ui' % widget_name)
self.xml.connect_signals(self)
self.widget = self.xml.get_object('%s_hbox' % widget_name)
app.ged.register_event_handler('message-outgoing', ged.OUT_GUI1,
self._nec_message_outgoing)
def get_full_jid(self):
fjid = self.contact.jid
if self.resource:
fjid += '/' + self.resource
return fjid
def set_control_active(self, state):
"""
Called when the control becomes active (state is True) or inactive (state
is False)
"""
pass # Derived classes MUST implement this method
def minimizable(self):
"""
Called to check if control can be minimized
Derived classes MAY implement this.
"""
return False
def safe_shutdown(self):
"""
Called to check if control can be closed without loosing data.
returns True if control can be closed safely else False
Derived classes MAY implement this.
"""
return True
def allow_shutdown(self, method, on_response_yes, on_response_no,
on_response_minimize):
"""
Called to check is a control is allowed to shutdown.
If a control is not in a suitable shutdown state this method
should call on_response_no, else on_response_yes or
on_response_minimize
Derived classes MAY implement this.
"""
on_response_yes(self)
def shutdown(self):
"""
Derived classes MUST implement this
"""
app.ged.remove_event_handler('message-outgoing', ged.OUT_GUI1,
self._nec_message_outgoing)
def repaint_themed_widgets(self):
"""
Derived classes SHOULD implement this
"""
pass
def update_ui(self):
"""
Derived classes SHOULD implement this
"""
pass
def toggle_emoticons(self):
"""
Derived classes MAY implement this
"""
pass
def update_font(self):
"""
Derived classes SHOULD implement this
"""
pass
def update_tags(self):
"""
Derived classes SHOULD implement this
"""
pass
def get_tab_label(self, chatstate):
"""
Return a suitable tab label string. Returns a tuple such as: (label_str,
color) either of which can be None if chatstate is given that means we
have HE SENT US a chatstate and we want it displayed
Derivded classes MUST implement this.
"""
# Return a markup'd label and optional Gtk.Color in a tuple like:
# return (label_str, None)
pass
def get_tab_image(self, count_unread=True):
# Return a suitable tab image for display.
# None clears any current label.
return None
def prepare_context_menu(self, hide_buttonbar_items=False):
"""
Derived classes SHOULD implement this
"""
return None
def got_connected(self):
pass
def got_disconnected(self):
pass
def get_specific_unread(self):
return len(app.events.get_events(self.account,
self.contact.jid))
def set_session(self, session):
oldsession = None
if hasattr(self, 'session'):
oldsession = self.session
if oldsession and session == oldsession:
return
self.session = session
if session:
session.control = self
if session and oldsession:
oldsession.control = None
crypto_changed = bool(session and isinstance(session,
EncryptedStanzaSession) and session.enable_encryption) != \
bool(oldsession and isinstance(oldsession, EncryptedStanzaSession) \
and oldsession.enable_encryption)
archiving_changed = bool(session and isinstance(session,
ArchivingStanzaSession) and session.archiving) != \
bool(oldsession and isinstance(oldsession,
ArchivingStanzaSession) and oldsession.archiving)
if crypto_changed or archiving_changed:
self.print_session_details(oldsession)
def remove_session(self, session):
if session != self.session:
return
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self.session.control = None
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self.session = None
def _nec_message_outgoing(self, obj):
# Send the given message to the active tab.
# Doesn't return None if error
if obj.control != self:
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return
obj.message = helpers.remove_invalid_xml_chars(obj.message)
conn = app.connections[self.account]
if not self.session:
if (not obj.resource and
obj.jid != app.get_jid_from_account(self.account)):
if self.resource:
obj.resource = self.resource
else:
obj.resource = self.contact.resource
sess = conn.find_controlless_session(obj.jid, resource=obj.resource)
if self.resource:
obj.jid += '/' + self.resource
if not sess:
if self.type_id == TYPE_PM:
sess = conn.make_new_session(obj.jid, type_='pm')
else:
sess = conn.make_new_session(obj.jid)
self.set_session(sess)
obj.session = self.session