#!/usr/bin/python -t # -*- tab-width: 4; indent-tabs-mode: t -*- import sys 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 Group from sugar.p2p.Group import LocalGroup from sugar.p2p.Service import Service from sugar.p2p.StreamReader import StreamReader from sugar.p2p.StreamWriter import StreamWriter from sugar.session.LogWriter import LogWriter 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, buf] = self._create_chat() self._hbox.pack_start(chat_vbox) chat_vbox.show() vbox.pack_start(self._hbox) self._hbox.show() toolbar = self._create_toolbar(buf) 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() # FIXME 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): buf = self._chat_view.get_buffer() aniter = buf.get_end_iter() buf.insert(aniter, nick + ": ") serializer = richtext.RichTextSerializer() serializer.deserialize(msg, buf) aniter = buf.get_end_iter() buf.insert(aniter, "\n") def _local_message(self, success, text): if not success: message = "Error: %s\n" % text buf = self._chat_view.get_buffer() aniter = buf.get_end_iter() buf.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_PORT, GROUP_CHAT_SERVICE_ADDRESS) 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 == Group.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 == Group.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, buddy): 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): self._group_chat = GroupChat() self._group_chat.activity_connect_to_shell() @dbus.service.method('com.redhat.Sugar.ChatShell') def send_message(self, message): self._group_chat.send_message(message) sys.stdout = LogWriter("Chat") sys.stderr = LogWriter("Chat") ChatShell.get_instance().open_group_chat() gtk.main()