sugar-toolkit-gtk3/sugar/chat/chat.py

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#!/usr/bin/python -t
# -*- tab-width: 4; indent-tabs-mode: t -*-
import dbus
import dbus.service
import dbus.glib
import pygtk
pygtk.require('2.0')
import gtk, gobject
from sugar.shell import activity
from sugar.p2p.Group import *
from sugar.p2p.StreamReader import *
from sugar.p2p.StreamWriter import *
import sugar.env
import richtext
CHAT_SERVICE_TYPE = "_olpc_chat._tcp"
CHAT_SERVICE_PORT = 6100
GROUP_CHAT_SERVICE_TYPE = "_olpc_group_chat._udp"
GROUP_CHAT_SERVICE_ADDRESS = "224.0.0.221"
GROUP_CHAT_SERVICE_PORT = 6200
class Chat(activity.Activity):
def __init__(self, controller):
self._controller = controller
activity.Activity.__init__(self)
def activity_on_connected_to_shell(self):
self.activity_set_tab_text(self._act_name)
self._plug = self.activity_get_gtk_plug()
self._ui_setup(self._plug)
self._plug.show_all()
def _create_chat(self):
chat_vbox = gtk.VBox()
chat_vbox.set_spacing(6)
sw = gtk.ScrolledWindow()
sw.set_shadow_type(gtk.SHADOW_IN)
sw.set_policy(gtk.POLICY_NEVER, gtk.POLICY_ALWAYS)
self._chat_view = richtext.RichTextView()
self._chat_view.connect("link-clicked", self.__link_clicked_cb)
self._chat_view.set_editable(False)
self._chat_view.set_cursor_visible(False)
sw.add(self._chat_view)
self._chat_view.show()
chat_vbox.pack_start(sw)
sw.show()
chat_view_sw = gtk.ScrolledWindow()
chat_view_sw.set_shadow_type(gtk.SHADOW_IN)
chat_view_sw.set_policy(gtk.POLICY_AUTOMATIC, gtk.POLICY_AUTOMATIC)
self._editor = richtext.RichTextView()
self._editor.connect("key-press-event", self.__key_press_event_cb)
self._editor.set_size_request(-1, 50)
chat_view_sw.add(self._editor)
self._editor.show()
chat_vbox.pack_start(chat_view_sw, False)
chat_view_sw.show()
return chat_vbox, self._editor.get_buffer()
def _ui_setup(self, base):
vbox = gtk.VBox(False, 6)
self._hbox = gtk.HBox(False, 12)
self._hbox.set_border_width(12)
[chat_vbox, buffer] = self._create_chat()
self._hbox.pack_start(chat_vbox)
chat_vbox.show()
vbox.pack_start(self._hbox)
self._hbox.show()
toolbar = self._create_toolbar(buffer)
vbox.pack_start(toolbar, False)
toolbar.show()
base.add(vbox)
vbox.show()
def __link_clicked_cb(self, view, address):
self._browser_shell.open_browser(address)
def __key_press_event_cb(self, text_view, event):
if event.keyval == gtk.keysyms.Return:
buf = text_view.get_buffer()
serializer = richtext.RichTextSerializer()
text = serializer.serialize(buf)
self.send_message(text)
buf.set_text("")
buf.place_cursor(buf.get_start_iter())
return True
def _create_toolbar(self, rich_buf):
toolbar = richtext.RichTextToolbar(rich_buf)
item = gtk.MenuToolButton(None, "Links")
item.set_menu(gtk.Menu())
item.connect("show-menu", self.__show_link_menu_cb)
toolbar.insert(item, -1)
item.show()
return toolbar
def __link_activate_cb(self, item, link):
buf = self._editor.get_buffer()
buf.append_link(link['title'], link['address'])
def __show_link_menu_cb(self, button):
menu = gtk.Menu()
links = self._browser_shell.get_links()
for link in links:
item = gtk.MenuItem(link['title'], False)
item.connect("activate", self.__link_activate_cb, link)
menu.append(item)
item.show()
button.set_menu(menu)
def activity_on_close_from_user(self):
print "act %d: in activity_on_close_from_user"%self.activity_get_id()
self.activity_shutdown()
def activity_on_lost_focus(self):
print "act %d: in activity_on_lost_focus"%self.activity_get_id()
def activity_on_got_focus(self):
print "act %d: in activity_on_got_focus"%self.activity_get_id()
self._controller.notify_activate(self)
def recv_message(self, buddy, msg):
self._insert_rich_message(buddy.get_nick_name(), msg)
self._controller.notify_new_message(self, buddy)
def _insert_rich_message(self, nick, msg):
buffer = self._chat_view.get_buffer()
aniter = buffer.get_end_iter()
buffer.insert(aniter, nick + ": ")
serializer = richtext.RichTextSerializer()
serializer.deserialize(msg, buffer)
aniter = buffer.get_end_iter()
buffer.insert(aniter, "\n")
def _local_message(self, success, text):
if not success:
message = "Error: %s\n" % text
buffer = self._chat_view.get_buffer()
aniter = buffer.get_end_iter()
buffer.insert(aniter, message)
else:
owner = self._controller.get_group().get_owner()
self._insert_rich_message(owner.get_nick_name(), text)
class BuddyChat(Chat):
def __init__(self, controller, buddy):
self._buddy = buddy
self._act_name = "Chat: %s" % buddy.get_nick_name()
Chat.__init__(self, controller)
def _start(self):
group = self._controller.get_group()
buddy_name = self._buddy.get_service_name()
service = group.get_service(buddy_name, CHAT_SERVICE_TYPE)
self._stream_writer = StreamWriter(group, service)
def activity_on_connected_to_shell(self):
Chat.activity_on_connected_to_shell(self)
self.activity_set_can_close(True)
self.activity_set_tab_icon_name("im")
self.activity_show_icon(True)
self._start()
def recv_message(self, sender, msg):
Chat.recv_message(self, self._buddy, msg)
def send_message(self, text):
if len(text) > 0:
self._stream_writer.write(text)
self._local_message(True, text)
def activity_on_close_from_user(self):
Chat.activity_on_close_from_user(self)
del self._chats[self._buddy]
class GroupChat(Chat):
_MODEL_COL_NICK = 0
_MODEL_COL_ICON = 1
_MODEL_COL_BUDDY = 2
def __init__(self):
self._act_name = "Chat"
self._chats = {}
bus = dbus.SessionBus()
proxy_obj = bus.get_object('com.redhat.Sugar.Browser', '/com/redhat/Sugar/Browser')
self._browser_shell = dbus.Interface(proxy_obj, 'com.redhat.Sugar.BrowserShell')
Chat.__init__(self, self)
def get_group(self):
return self._group
def _start(self):
self._group = LocalGroup()
self._group.add_presence_listener(self._on_group_event)
self._group.join()
name = self._group.get_owner().get_service_name()
service = Service(name, CHAT_SERVICE_TYPE, '', CHAT_SERVICE_PORT)
self._buddy_reader = StreamReader(self._group, service)
self._buddy_reader.set_listener(self._buddy_recv_message)
service.register(self._group)
service = Service(name, GROUP_CHAT_SERVICE_TYPE,
GROUP_CHAT_SERVICE_ADDRESS,
GROUP_CHAT_SERVICE_PORT, True)
self._group.add_service(service)
self._buddy_reader = StreamReader(self._group, service)
self._buddy_reader.set_listener(self.recv_message)
self._stream_writer = StreamWriter(self._group, service)
def _create_sidebar(self):
vbox = gtk.VBox(False, 6)
label = gtk.Label("Who's around:")
label.set_alignment(0.0, 0.5)
vbox.pack_start(label, False)
label.show()
self._buddy_list_model = gtk.ListStore(gobject.TYPE_STRING, gtk.gdk.Pixbuf, gobject.TYPE_PYOBJECT)
image_path = sugar.env.get_data_file('bubbleOutline.png')
self._pixbuf_active_chat = gtk.gdk.pixbuf_new_from_file(image_path)
image_path = sugar.env.get_data_file('bubble.png')
self._pixbuf_new_message = gtk.gdk.pixbuf_new_from_file(image_path)
sw = gtk.ScrolledWindow()
sw.set_shadow_type(gtk.SHADOW_IN)
sw.set_policy(gtk.POLICY_AUTOMATIC, gtk.POLICY_AUTOMATIC)
self._buddy_list_view = gtk.TreeView(self._buddy_list_model)
self._buddy_list_view.set_headers_visible(False)
self._buddy_list_view.connect("cursor-changed", self._on_buddyList_buddy_selected)
self._buddy_list_view.connect("row-activated", self._on_buddyList_buddy_double_clicked)
sw.set_size_request(120, -1)
sw.add(self._buddy_list_view)
self._buddy_list_view.show()
renderer = gtk.CellRendererPixbuf()
column = gtk.TreeViewColumn("", renderer, pixbuf=self._MODEL_COL_ICON)
column.set_resizable(False)
column.set_expand(False);
self._buddy_list_view.append_column(column)
renderer = gtk.CellRendererText()
column = gtk.TreeViewColumn("", renderer, text=self._MODEL_COL_NICK)
column.set_resizable(True)
column.set_sizing("GTK_TREE_VIEW_COLUMN_GROW_ONLY");
column.set_expand(True);
self._buddy_list_view.append_column(column)
vbox.pack_start(sw)
sw.show()
return vbox
def _ui_setup(self, base):
Chat._ui_setup(self, base)
sidebar = self._create_sidebar()
self._hbox.pack_start(sidebar, False)
sidebar.show()
self._plug.show_all()
def activity_on_connected_to_shell(self):
Chat.activity_on_connected_to_shell(self)
self.activity_set_tab_icon_name("stock_help-chat")
self.activity_show_icon(True)
aniter = self._buddy_list_model.append(None)
self._buddy_list_model.set(aniter, self._MODEL_COL_NICK, "Group",
self._MODEL_COL_ICON, self._pixbuf_active_chat, self._MODEL_COL_BUDDY, None)
self._start()
def activity_on_disconnected_from_shell(self):
Chat.activity_on_disconnected_from_shell(self)
gtk.main_quit()
def _on_buddyList_buddy_selected(self, widget, *args):
(model, aniter) = widget.get_selection().get_selected()
name = self._buddy_list_model.get(aniter, self._MODEL_COL_NICK)
print "Selected %s" % name
def _on_buddyList_buddy_double_clicked(self, widget, *args):
""" Select the chat for this buddy or group """
(model, aniter) = widget.get_selection().get_selected()
chat = None
buddy = self._buddy_list_model.get_value(aniter, self._MODEL_COL_BUDDY)
if buddy and not self._chats.has_key(buddy):
chat = BuddyChat(self, buddy)
self._chats[buddy] = chat
chat.activity_connect_to_shell()
def _on_group_event(self, action, buddy):
if buddy.get_nick_name() == self._group.get_owner().get_nick_name():
# Do not show ourself in the buddy list
pass
elif action == BUDDY_JOIN:
aniter = self._buddy_list_model.append(None)
self._buddy_list_model.set(aniter, self._MODEL_COL_NICK, buddy.get_nick_name(),
self._MODEL_COL_ICON, None, self._MODEL_COL_BUDDY, buddy)
elif action == BUDDY_LEAVE:
aniter = self._get_iter_for_buddy(buddy)
if aniter:
self._buddy_list_model.remove(aniter)
def _get_iter_for_buddy(self, buddy):
aniter = self._buddy_list_model.get_iter_first()
while aniter:
list_buddy = self._buddy_list_model.get_value(aniter, self._MODEL_COL_BUDDY)
if buddy == list_buddy:
return aniter
aniter = self._buddy_list_model.iter_next(aniter)
def notify_new_message(self, chat, buddy):
aniter = self._get_iter_for_buddy(buddy)
self._buddy_list_model.set(aniter, self._MODEL_COL_ICON, self._pixbuf_new_message)
def notify_activate(self, chat):
aniter = self._get_iter_for_buddy(buddy)
self._buddy_list_model.set(aniter, self._MODEL_COL_ICON, self._pixbuf_active_chat)
def send_message(self, text):
if len(text) > 0:
self._stream_writer.write(text)
self._local_message(True, text)
def recv_message(self, buddy, msg):
if buddy:
self._insert_rich_message(buddy.get_nick_name(), msg)
self._controller.notify_new_message(self, None)
def _buddy_recv_message(self, sender, msg):
if not self._chats.has_key(sender):
chat = BuddyChat(self, sender)
self._chats[sender] = chat
chat.activity_connect_to_shell()
else:
chat = self._chats[sender]
chat.recv_message(sender, msg)
class ChatShell(dbus.service.Object):
instance = None
def get_instance():
if not ChatShell.instance:
ChatShell.instance = ChatShell()
return ChatShell.instance
get_instance = staticmethod(get_instance)
def __init__(self):
session_bus = dbus.SessionBus()
bus_name = dbus.service.BusName('com.redhat.Sugar.Chat', bus=session_bus)
object_path = '/com/redhat/Sugar/Chat'
dbus.service.Object.__init__(self, bus_name, object_path)
def open_group_chat(self):
group_chat = GroupChat()
group_chat.activity_connect_to_shell()
@dbus.service.method('com.redhat.Sugar.ChatShell')
def send_message(self, message):
pass
def main():
ChatShell.get_instance().open_group_chat()
try:
gtk.main()
except KeyboardInterrupt:
pass
if __name__ == "__main__":
main()