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activity.py
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activity.py
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# -*- coding: utf-8 -*-
# Copyright 2007-2008 One Laptop Per Child
# Copyright 2009-14 Sugar Labs
# Copyright 2014, Walter Bender
#
# This program 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; either version 2 of the License, or
# (at your option) any later version.
#
# This program 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 this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
import gi
gi.require_version('Gtk', '3.0')
gi.require_version('TelepathyGLib', '0.12')
from gi.repository import Gtk
from gi.repository import Gdk
from gi.repository import GdkPixbuf
from gi.repository import TelepathyGLib
from gi.repository import GLib
gi.require_version('Gst', '1.0')
from gi.repository import Gst
OSK_HEIGHT = [400, 300]
SLASH = '-x-SLASH-x-' # slash safe encoding
import logging
import json
import os
import time
import dbus
from gettext import gettext as _
from sugar3.graphics import style
from sugar3.graphics.icon import EventIcon, Icon
from sugar3.graphics.alert import NotifyAlert
from sugar3.graphics.toolbarbox import ToolbarBox
from sugar3.graphics.toolbutton import ToolButton
from sugar3.activity import activity
from sugar3.activity.activity import get_bundle_path
from sugar3.presence import presenceservice
from sugar3.activity.widgets import ActivityToolbarButton
from sugar3.activity.widgets import StopButton
from sugar3.activity.activity import get_activity_root
from sugar3.activity.activity import show_object_in_journal
from sugar3.datastore import datastore
from sugar3 import profile
from sugar3.graphics import iconentry
from chat import smilies
from chat.box import ChatBox
logger = logging.getLogger('chat-activity')
Gst.init([])
# pylint: disable-msg=W0223
class Chat(activity.Activity):
def __init__(self, handle):
pservice = presenceservice.get_instance()
self.owner = pservice.get_owner()
self.chatbox = ChatBox(self.owner)
self.chatbox.connect('open-on-journal', self.__open_on_journal)
self.chatbox.connect('new-message',
self._search_entry_on_new_message_cb)
super(Chat, self).__init__(handle)
self._entry = None
self._has_alert = False
self._setup_canvas()
self._entry.grab_focus()
toolbar_box = ToolbarBox()
self.set_toolbar_box(toolbar_box)
self._activity_toolbar_button = ActivityToolbarButton(self)
self._activity_toolbar_button.connect('clicked', self._fixed_resize_cb)
toolbar_box.toolbar.insert(self._activity_toolbar_button, 0)
self._activity_toolbar_button.show()
self.search_entry = iconentry.IconEntry()
self.search_entry.set_size_request(Gdk.Screen.width() / 3, -1)
self.search_entry.set_icon_from_name(
iconentry.ICON_ENTRY_PRIMARY, 'entry-search')
self.search_entry.add_clear_button()
self.search_entry.connect('activate', self._search_entry_activate_cb)
self.search_entry.connect('changed', self._search_entry_activate_cb)
self.connect('key-press-event', self._search_entry_key_press_cb)
self._search_item = Gtk.ToolItem()
self._search_item.add(self.search_entry)
toolbar_box.toolbar.insert(self._search_item, -1)
self._search_prev = ToolButton('go-previous-paired')
self._search_prev.set_tooltip(_('Previous'))
self._search_prev.props.accelerator = "<Shift><Ctrl>g"
self._search_prev.connect('clicked', self._search_prev_cb)
self._search_prev.props.sensitive = False
toolbar_box.toolbar.insert(self._search_prev, -1)
self._search_next = ToolButton('go-next-paired')
self._search_next.set_tooltip(_('Next'))
self._search_next.props.accelerator = "<Ctrl>g"
self._search_next.connect('clicked', self._search_next_cb)
self._search_next.props.sensitive = False
toolbar_box.toolbar.insert(self._search_next, -1)
separator = Gtk.SeparatorToolItem()
separator.props.draw = False
separator.set_expand(True)
toolbar_box.toolbar.insert(separator, -1)
toolbar_box.toolbar.insert(StopButton(self), -1)
toolbar_box.show_all()
# Chat is room or one to one:
self._chat_is_room = False
self.text_channel = None
self.element = Gst.ElementFactory.make('playbin', 'Player')
if self.shared_activity:
# we are joining the activity following an invite
self._alert(_('Off-line'), _('Joining the Chat.'))
self._entry.props.placeholder_text = \
_('Please wait for a connection before starting to chat.')
self.connect('joined', self._joined_cb)
if self.get_shared():
# we have already joined
self._joined_cb(self)
elif handle.uri:
# XMPP non-sugar3 incoming chat, not sharable
self._activity_toolbar_button.props.page.share.props.visible = \
False
self._one_to_one_connection(handle.uri)
else:
# we are creating the activity
if not self.metadata or self.metadata.get(
'share-scope', activity.SCOPE_PRIVATE) == \
activity.SCOPE_PRIVATE:
# if we are in private session
self._alert(_('Off-line'), _('Share, or invite someone.'))
else:
# resume of shared activity from journal object without invite
self._entry.props.placeholder_text = \
_('Please wait for a connection before starting to chat.')
self.connect('shared', self._shared_cb)
def _search_entry_key_press_cb(self, activity, event):
keyname = Gdk.keyval_name(event.keyval).lower()
if keyname == 'f':
if Gdk.ModifierType.CONTROL_MASK & event.state:
self.search_entry.grab_focus()
elif keyname == 'escape':
self.search_entry.props.text = ''
self._entry.grab_focus()
def _search_entry_on_new_message_cb(self, chatbox):
self._search_entry_activate_cb(self.search_entry)
def _search_entry_activate_cb(self, entry):
for i in range(0, self.chatbox.number_of_textboxes()):
textbox = self.chatbox.get_textbox(i)
_buffer = textbox.get_buffer()
start_mark = _buffer.get_mark('start')
end_mark = _buffer.get_mark('end')
if start_mark is None or end_mark is None:
continue
_buffer.delete_mark(start_mark)
_buffer.delete_mark(end_mark)
self.chatbox.highlight_text = (None, None, None)
self.chatbox.set_search_text(entry.props.text)
self._update_search_buttons()
def _update_search_buttons(self,):
if len(self.chatbox.search_text) == 0:
self._search_prev.props.sensitive = False
self._search_next.props.sensitive = False
else:
# If next or previous result exists
self._search_prev.props.sensitive = \
self.chatbox.check_next('backward')
self._search_next.props.sensitive = \
self.chatbox.check_next('forward')
def _search_prev_cb(self, button):
if button.props.sensitive:
self.chatbox.search('backward')
self._update_search_buttons()
def _search_next_cb(self, button):
if button.props.sensitive:
self.chatbox.search('forward')
self._update_search_buttons()
def _fixed_resize_cb(self, widget=None, rect=None):
''' If a toolbar opens or closes, we need to resize the vbox
holding out scrolling window. '''
if self._has_alert:
dy = style.GRID_CELL_SIZE
else:
dy = 0
if self._toolbar_expanded():
self.chatbox.set_size_request(
self._chat_width,
self._chat_height - style.GRID_CELL_SIZE - dy)
self._fixed.move(self._entry_grid, style.GRID_CELL_SIZE,
self._chat_height - style.GRID_CELL_SIZE - dy)
else:
self.chatbox.set_size_request(self._chat_width,
self._chat_height - dy)
self._fixed.move(self._entry_grid, style.GRID_CELL_SIZE,
self._chat_height - dy)
self.chatbox.resize_conversation(dy)
def _setup_canvas(self):
''' Create a canvas '''
self._fixed = Gtk.Fixed()
self._fixed.set_size_request(
Gdk.Screen.width(), Gdk.Screen.height() - style.GRID_CELL_SIZE)
self._fixed.connect('size-allocate', self._fixed_resize_cb)
self.set_canvas(self._fixed)
self._fixed.show()
self._entry_widgets = self._make_entry_widgets()
self._fixed.put(self.chatbox, 0, 0)
self.chatbox.show()
self._fixed.put(self._entry_grid, style.GRID_CELL_SIZE,
self._chat_height)
self._entry_grid.show()
Gdk.Screen.get_default().connect('size-changed', self._configure_cb)
def _configure_cb(self, event):
self._fixed.set_size_request(
Gdk.Screen.width(), Gdk.Screen.height() - style.GRID_CELL_SIZE)
self._entry_height = style.GRID_CELL_SIZE
entry_width = Gdk.Screen.width() - \
2 * (self._entry_height + style.GRID_CELL_SIZE)
self._entry.set_size_request(entry_width, self._entry_height)
self._entry_grid.set_size_request(
Gdk.Screen.width() - 2 * style.GRID_CELL_SIZE,
self._entry_height)
self._chat_height = Gdk.Screen.height() - self._entry_height - \
style.GRID_CELL_SIZE
self._chat_width = Gdk.Screen.width()
self.chatbox.set_size_request(self._chat_width, self._chat_height)
self.chatbox.resize_all()
width = int(Gdk.Screen.width() - 2 * style.GRID_CELL_SIZE)
height = int(Gdk.Screen.height() - 5 * style.GRID_CELL_SIZE)
self._smiley_table.set_size_request(width, height)
self._smiley_toolbar.set_size_request(width, -1)
self._smiley_window.set_size_request(width, -1)
self._fixed_resize_cb()
def _create_smiley_table(self, width):
pixel_size = (style.STANDARD_ICON_SIZE + style.LARGE_ICON_SIZE) / 2
spacing = style.DEFAULT_SPACING
button_size = pixel_size + spacing
smilies_columns = int(width / button_size)
pad = (width - smilies_columns * button_size) / 2
table = Gtk.Grid()
table.set_row_spacing(spacing)
table.set_column_spacing(spacing)
table.set_border_width(pad)
queue = []
def _create_smiley_icon_idle_cb():
try:
x, y, path, code = queue.pop()
except IndexError:
self.unbusy()
return False
pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(path,
pixel_size,
pixel_size)
image = Gtk.Image.new_from_pixbuf(pixbuf)
box = Gtk.EventBox()
box.add(image)
box.connect('button-press-event', self._add_smiley_to_entry, code)
table.attach(box, x, y, 1, 1)
box.show_all()
return True
x = 0
y = 0
smilies.init()
for i in range(len(smilies.THEME)):
path, hint, codes = smilies.THEME[i]
queue.append([x, y, path, codes[0]])
x += 1
if x == smilies_columns:
y += 1
x = 0
queue.reverse()
GLib.idle_add(_create_smiley_icon_idle_cb)
return table
def _add_smiley_to_entry(self, icon, event, text):
pos = self._entry.props.cursor_position
self._entry.insert_text(text, pos)
self._entry.grab_focus()
self._entry.set_position(pos + len(text))
self._hide_smiley_window()
def _shared_cb(self, sender):
self._setup()
def _one_to_one_connection(self, tp_channel):
'''Handle a private invite from a non-sugar3 XMPP client.'''
if self.shared_activity or self.text_channel:
return
bus_name, connection, channel = json.loads(tp_channel)
logger.debug('GOT XMPP: %s %s %s', bus_name, connection, channel)
conn = {}
conn_proxy = dbus.Bus().get_object(bus_name, connection)
conn[TelepathyGLib.IFACE_CONNECTION_INTERFACE_ALIASING] = \
dbus.Interface(
conn_proxy, TelepathyGLib.IFACE_CONNECTION_INTERFACE_ALIASING)
self._one_to_one_connection_ready_cb(bus_name, channel, conn)
def _one_to_one_connection_ready_cb(self, bus_name, channel, conn):
'''Callback for Connection for one to one connection'''
text_channel = {}
text_proxy = dbus.Bus().get_object(bus_name, channel)
text_channel[TelepathyGLib.IFACE_CHANNEL] = \
dbus.Interface(text_proxy, TelepathyGLib.IFACE_CHANNEL)
text_channel[TelepathyGLib.IFACE_CHANNEL_TYPE_TEXT] = \
dbus.Interface(text_proxy, TelepathyGLib.IFACE_CHANNEL_TYPE_TEXT)
text_channel[TelepathyGLib.IFACE_CHANNEL_INTERFACE_GROUP] = \
dbus.Interface(
text_proxy, TelepathyGLib.IFACE_CHANNEL_INTERFACE_GROUP)
self.text_channel = TextChannelWrapper(text_channel, conn)
self.text_channel.set_received_callback(self._received_cb)
self.text_channel.handle_pending_messages()
self.text_channel.set_closed_callback(
self._one_to_one_connection_closed_cb)
self._chat_is_room = False
self._alert(_('On-line'), _('Private chat.'))
# XXX How do we detect the sender going offline?
self._entry.set_sensitive(True)
self.smiley_button.set_sensitive(True)
self.send_button.set_sensitive(True)
self._entry.props.placeholder_text = None
self._entry.grab_focus()
def _one_to_one_connection_closed_cb(self):
'''Callback for when the text channel closes.'''
self._alert(_('Off-line'), _('Left the chat.'))
def _setup(self):
self.text_channel = TextChannelWrapper(
self.shared_activity.telepathy_text_chan,
self.shared_activity.telepathy_conn)
self.text_channel.set_received_callback(self._received_cb)
self._alert(_('On-line'), _('Connected.'))
self.shared_activity.connect('buddy-joined', self._buddy_joined_cb)
self.shared_activity.connect('buddy-left', self._buddy_left_cb)
self._chat_is_room = True
self._entry.set_sensitive(True)
self.smiley_button.set_sensitive(True)
self.send_button.set_sensitive(True)
self._entry.props.placeholder_text = None
self._entry.grab_focus()
self._entry.set_icon_from_icon_name(Gtk.EntryIconPosition.SECONDARY, "edit-cancel-black")
self._entry.set_icon_tooltip_text(Gtk.EntryIconPosition.SECONDARY, 'clear input')
self._entry.set_icon_activatable(Gtk.EntryIconPosition.SECONDARY, True)
self._entry.connect('icon-press', self._clear_icon_cb)
def _joined_cb(self, sender):
'''Joined a shared activity.'''
if not self.shared_activity:
return
logger.debug('Joined a shared chat')
for buddy in self.shared_activity.get_joined_buddies():
self._buddy_already_exists(buddy)
self._setup()
def _received_cb(self, buddy, text):
'''Show message that was received.'''
if buddy:
if type(buddy) is dict:
nick = buddy['nick']
else:
nick = buddy.props.nick
else:
nick = '???'
logger.debug('Received message from %s: %s', nick, text)
self.chatbox.add_text(buddy, text)
if self.owner.props.nick in text:
self.play_sound('said_nick')
'''
vscroll = self.chatbox.get_vadjustment()
if vscroll.get_property('value') != vscroll.get_property('upper'):
self._alert(_('New message'), _('New message from %s' % nick))
'''
if not self.has_focus:
self.notify_user(_('Message from %s') % buddy, text)
def _toolbar_expanded(self):
if self._activity_toolbar_button.is_expanded():
return True
return False
def _alert(self, title, text=None):
alert = NotifyAlert(timeout=5)
alert.props.title = title
alert.props.msg = text
self.add_alert(alert)
alert.connect('response', self._alert_cancel_cb)
alert.show()
self._has_alert = True
self._fixed_resize_cb()
def _alert_cancel_cb(self, alert, response_id):
self.remove_alert(alert)
self._has_alert = False
self._fixed_resize_cb()
def __open_on_journal(self, widget, url):
'''Ask the journal to display a URL'''
logger.debug('Create journal entry for URL: %s', url)
jobject = datastore.create()
metadata = {
'title': '%s: %s' % (_('URL from Chat'), url),
'title_set_by_user': '1',
'icon-color': profile.get_color().to_string(),
'mime_type': 'text/uri-list',
}
for k, v in list(metadata.items()):
jobject.metadata[k] = v
file_path = os.path.join(get_activity_root(), 'instance',
'%i_' % time.time())
open(file_path, 'w').write(url + '\r\n')
os.chmod(file_path, 0o755)
jobject.set_file_path(file_path)
datastore.write(jobject)
show_object_in_journal(jobject.object_id)
jobject.destroy()
os.unlink(file_path)
def _buddy_joined_cb(self, sender, buddy):
'''Show a buddy who joined'''
if buddy == self.owner:
return
self.chatbox.add_text(
buddy, _('%s joined the chat') % buddy.props.nick,
status_message=True)
self.play_sound('login')
def _buddy_left_cb(self, sender, buddy):
'''Show a buddy who joined'''
if buddy == self.owner:
return
self.chatbox.add_text(
buddy, _('%s left the chat') % buddy.props.nick,
status_message=True)
self.play_sound('logout')
def _buddy_already_exists(self, buddy):
'''Show a buddy already in the chat.'''
if buddy == self.owner:
return
self.chatbox.add_text(
buddy, _('%s is here') % buddy.props.nick,
status_message=True)
def can_close(self):
'''Perform cleanup before closing.
Close text channel of a one to one XMPP chat.
'''
if self._chat_is_room is False:
if self.text_channel is not None:
self.text_channel.close()
return True
def _make_entry_widgets(self):
'''We need to create a button for the smiley, a text entry, and a
send button.
All of this, along with the chatbox, goes into a grid.
---------------------------------------
| chat box |
| smiley button | entry | send button |
---------------------------------------
'''
self._entry_height = style.GRID_CELL_SIZE
entry_width = Gdk.Screen.width() - \
2 * (self._entry_height + style.GRID_CELL_SIZE)
self._chat_height = Gdk.Screen.height() - self._entry_height - \
style.GRID_CELL_SIZE
self._chat_width = Gdk.Screen.width()
self.chatbox.set_size_request(self._chat_width, self._chat_height)
self._entry_grid = Gtk.Grid()
self._entry_grid.set_size_request(
Gdk.Screen.width() - 2 * style.GRID_CELL_SIZE,
self._entry_height)
self.smiley_button = EventIcon(icon_name='smilies',
pixel_size=self._entry_height)
self.smiley_button.connect('button-press-event', self._smiley_button_cb)
self._entry_grid.attach(self.smiley_button, 0, 0, 1, 1)
self.smiley_button.show()
self._entry = Gtk.Entry()
self._entry.set_size_request(entry_width, self._entry_height)
self._entry.modify_bg(Gtk.StateType.INSENSITIVE,
style.COLOR_WHITE.get_gdk_color())
self._entry.modify_base(Gtk.StateType.INSENSITIVE,
style.COLOR_WHITE.get_gdk_color())
self._entry.props.placeholder_text = \
_('You must be connected to a friend before starting to chat.')
self._entry.connect('focus-in-event', self._entry_focus_in_cb)
self._entry.connect('focus-out-event', self._entry_focus_out_cb)
self._entry.connect('activate', self._entry_activate_cb)
self._entry.connect('key-press-event', self._entry_key_press_cb)
self._entry_grid.attach(self._entry, 1, 0, 1, 1)
self._entry.show()
self.send_button = EventIcon(icon_name='send',
pixel_size=self._entry_height)
self.send_button.connect('button-press-event', self._send_button_cb)
self._entry_grid.attach(self.send_button, 2, 0, 1, 1)
self.send_button.show()
if not self.get_shared():
self._entry.set_sensitive(False)
self.smiley_button.set_sensitive(False)
self.send_button.set_sensitive(False)
def _clear_icon_cb(self, entry, icon_pos, event):
self._entry.set_text("")
def _get_icon_pixbuf(self, name):
icon_theme = Gtk.IconTheme.get_default()
icon_info = icon_theme.lookup_icon(
name, style.LARGE_ICON_SIZE, 0)
pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
icon_info.get_filename(), style.LARGE_ICON_SIZE,
style.LARGE_ICON_SIZE)
del icon_info
return pixbuf
def _entry_focus_in_cb(self, entry, event):
self._hide_smiley_window()
def _entry_focus_out_cb(self, entry, event):
pass
def _entry_key_press_cb(self, widget, event):
'''Check for scrolling keys.
Check if the user pressed Page Up, Page Down, Home or End and
scroll the window according the pressed key.
'''
vadj = self.chatbox.get_vadjustment()
if event.keyval == Gdk.KEY_Page_Down:
value = vadj.get_value() + vadj.page_size
if value > vadj.upper - vadj.page_size:
value = vadj.upper - vadj.page_size
vadj.set_value(value)
elif event.keyval == Gdk.KEY_Page_Up:
vadj.set_value(vadj.get_value() - vadj.page_size)
elif event.keyval == Gdk.KEY_Home and \
event.get_state() & Gdk.ModifierType.CONTROL_MASK:
vadj.set_value(vadj.lower)
elif event.keyval == Gdk.KEY_End and \
event.get_state() & Gdk.ModifierType.CONTROL_MASK:
vadj.set_value(vadj.upper - vadj.page_size)
def _smiley_button_cb(self, widget, event):
self._show_smiley_window()
def _send_button_cb(self, widget, event):
self._entry_activate_cb(self._entry)
def _entry_activate_cb(self, entry):
self.chatbox._scroll_auto = True
text = entry.props.text
if text:
logger.debug('Adding text to chatbox: %s: %s' % (self.owner, text))
self.chatbox.add_text(self.owner, text)
entry.props.text = ''
if self.text_channel:
logger.debug('sending to text_channel: %s' % (text))
self.text_channel.send(text)
else:
logger.debug('Tried to send message but text channel '
'not connected.')
def write_file(self, file_path):
'''Store chat log in Journal.
Handling the Journal is provided by Activity - we only need
to define this method.
'''
logger.debug('write_file: writing %s' % file_path)
self.chatbox.add_log_timestamp()
f = open(file_path, 'w')
try:
f.write(self.chatbox.get_log())
finally:
f.close()
self.metadata['mime_type'] = 'text/plain'
def read_file(self, file_path):
'''Load a chat log from the Journal.
Handling the Journal is provided by Activity - we only need
to define this method.
'''
logger.debug('read_file: reading %s' % file_path)
log = open(file_path).readlines()
last_line_was_timestamp = False
for line in log:
if line.endswith('\t\t\n'):
if last_line_was_timestamp is False:
timestamp = line.strip().split('\t')[0]
self.chatbox.add_separator(timestamp)
last_line_was_timestamp = True
else:
timestamp, nick, color, status, text = line.strip().split('\t')
status_message = bool(int(status))
self.chatbox.add_text({'nick': nick, 'color': color},
text, status_message)
last_line_was_timestamp = False
def play_sound(self, event):
SOUNDS_PATH = os.path.join(get_bundle_path(), 'sounds')
SOUNDS = {'said_nick': os.path.join(SOUNDS_PATH, 'alert.wav'),
'login': os.path.join(SOUNDS_PATH, 'login.wav'),
'logout': os.path.join(SOUNDS_PATH, 'logout.wav')}
self.element.set_state(Gst.State.NULL)
self.element.set_property('uri', 'file://%s' % SOUNDS[event])
self.element.set_state(Gst.State.PLAYING)
def _create_smiley_window(self):
grid = Gtk.Grid()
width = int(Gdk.Screen.width() - 2 * style.GRID_CELL_SIZE)
self._smiley_toolbar = SmileyToolbar(self)
height = style.GRID_CELL_SIZE
self._smiley_toolbar.set_size_request(width, height)
grid.attach(self._smiley_toolbar, 0, 0, 1, 1)
self._smiley_toolbar.show()
self._smiley_table = Gtk.ScrolledWindow()
self._smiley_table.set_policy(Gtk.PolicyType.NEVER,
Gtk.PolicyType.AUTOMATIC)
self._smiley_table.modify_bg(
Gtk.StateType.NORMAL, style.COLOR_BLACK.get_gdk_color())
height = int(Gdk.Screen.height() - 4 * style.GRID_CELL_SIZE)
self._smiley_table.set_size_request(width, height)
table = self._create_smiley_table(width)
self._smiley_table.add_with_viewport(table)
table.show_all()
grid.attach(self._smiley_table, 0, 1, 1, 1)
self._smiley_table.show()
self._smiley_window = Gtk.ScrolledWindow()
self._smiley_window.set_policy(Gtk.PolicyType.NEVER,
Gtk.PolicyType.NEVER)
self._smiley_window.set_shadow_type(Gtk.ShadowType.ETCHED_IN)
self._smiley_window.set_size_request(width, -1)
self._smiley_window.add_with_viewport(grid)
def _key_press_event_cb(widget, event):
if event.keyval == Gdk.KEY_Escape:
self._hide_smiley_window()
return True
return False
self.connect('key-press-event', _key_press_event_cb)
grid.show()
self._fixed.put(self._smiley_window, style.GRID_CELL_SIZE, 0)
def _show_smiley_window(self):
if not hasattr(self, '_smiley_window'):
self.busy()
self._create_smiley_window()
self._smiley_window.show()
def _hide_smiley_window(self):
if hasattr(self, '_smiley_window'):
self._smiley_window.hide()
class TextChannelWrapper(object):
'''Wrap a telepathy Text Channfel to make usage simpler.'''
def __init__(self, text_chan, conn):
'''Connect to the text channel'''
self._activity_cb = None
self._activity_close_cb = None
self._text_chan = text_chan
self._conn = conn
self._logger = logging.getLogger(
'chat-activity.TextChannelWrapper')
self._signal_matches = []
m = self._text_chan[TelepathyGLib.IFACE_CHANNEL].connect_to_signal(
'Closed', self._closed_cb)
self._signal_matches.append(m)
def send(self, text):
'''Send text over the Telepathy text channel.'''
# XXX Implement CHANNEL_TEXT_MESSAGE_TYPE_ACTION
logging.debug('sending %s' % text)
text = text.replace('/', SLASH)
if self._text_chan is not None:
self._text_chan[TelepathyGLib.IFACE_CHANNEL_TYPE_TEXT].Send(
TelepathyGLib.ChannelTextMessageType.NORMAL, text)
def close(self):
'''Close the text channel.'''
self._logger.debug('Closing text channel')
try:
self._text_chan[TelepathyGLib.IFACE_CHANNEL].Close()
except Exception:
self._logger.debug('Channel disappeared!')
self._closed_cb()
def _closed_cb(self):
'''Clean up text channel.'''
self._logger.debug('Text channel closed.')
for match in self._signal_matches:
match.remove()
self._signal_matches = []
self._text_chan = None
if self._activity_close_cb is not None:
self._activity_close_cb()
def set_received_callback(self, callback):
'''Connect the function callback to the signal.
callback -- callback function taking buddy and text args
'''
if self._text_chan is None:
return
self._activity_cb = callback
ct = TelepathyGLib.IFACE_CHANNEL_TYPE_TEXT
m = self._text_chan[ct].connect_to_signal(
'Received', self._received_cb)
self._signal_matches.append(m)
def handle_pending_messages(self):
'''Get pending messages and show them as received.'''
ct = TelepathyGLib.IFACE_CHANNEL_TYPE_TEXT
pm = self._text_chan[ct].ListPendingMessages(False)
for identity, timestamp, sender, type_, flags, text in pm:
self._received_cb(identity, timestamp, sender, type_, flags, text)
def _received_cb(self, identity, timestamp, sender, type_, flags, text):
'''Handle received text from the text channel.
Converts sender to a Buddy.
Calls self._activity_cb which is a callback to the activity.
'''
logging.debug('received_cb %r %s' % (type_, text))
if type_ != 0:
# Exclude any auxiliary messages
return
text = text.replace(SLASH, '/')
if self._activity_cb:
try:
self._text_chan[TelepathyGLib.IFACE_CHANNEL_INTERFACE_GROUP]
except Exception:
# One to one XMPP chat
co = TelepathyGLib.IFACE_CONNECTION_INTERFACE_ALIASING
nick = self._conn[co].RequestAliases([sender])[0]
buddy = {'nick': nick, 'color': '#000000,#808080'}
else:
# Normal sugar3 MUC chat
# XXX: cache these
buddy = self._get_buddy(sender)
self._activity_cb(buddy, text)
ct = TelepathyGLib.IFACE_CHANNEL_TYPE_TEXT
self._text_chan[ct].AcknowledgePendingMessages([identity])
else:
self._logger.debug('Throwing received message on the floor'
' since there is no callback connected. See'
' set_received_callback')
def set_closed_callback(self, callback):
'''Connect a callback for when the text channel is closed.
callback -- callback function taking no args
'''
self._activity_close_cb = callback
def _get_buddy(self, cs_handle):
'''Get a Buddy from a (possibly channel-specific) handle.'''
# XXX This will be made redundant once Presence Service
# provides buddy resolution
# Get the Presence Service
pservice = presenceservice.get_instance()
# Get the Telepathy Connection
tp_name, tp_path = pservice.get_preferred_connection()
conn_proxy = dbus.Bus().get_object(tp_name, tp_path)
conn = dbus.Interface(conn_proxy, TelepathyGLib.IFACE_CONNECTION)
group = self._text_chan[TelepathyGLib.IFACE_CHANNEL_INTERFACE_GROUP]
my_csh = group.GetSelfHandle()
if my_csh == cs_handle:
handle = conn.GetSelfHandle()
elif group.GetGroupFlags() & \
TelepathyGLib.ChannelGroupFlags.CHANNEL_SPECIFIC_HANDLES:
handle = group.GetHandleOwners([cs_handle])[0]
else:
handle = cs_handle
# XXX: deal with failure to get the handle owner
assert handle != 0
return pservice.get_buddy_by_telepathy_handle(
tp_name, tp_path, handle)
class SmileyToolbar(Gtk.Toolbar):
def __init__(self, activity):
Gtk.Toolbar.__init__(self)
self._activity = activity
self._add_separator()
self._icon = Icon(icon_name='smilies-white')
self._add_widget(self._icon)
self._add_separator()
self._title = Gtk.Label(_('Insert a smiley'))
self._add_widget(self._title)
self._add_separator(True)
self.cancel_button = ToolButton('dialog-cancel')
self.cancel_button.set_tooltip(_('Cancel'))
self.cancel_button.connect('clicked', self.__cancel_button_clicked_cb)
self.insert(self.cancel_button, -1)
self.cancel_button.show()
def _add_separator(self, expand=False):
separator = Gtk.SeparatorToolItem()
separator.props.draw = False
if expand:
separator.set_expand(True)
else:
separator.set_size_request(style.DEFAULT_SPACING, -1)
self.insert(separator, -1)
separator.show()
def _add_widget(self, widget, expand=False):
tool_item = Gtk.ToolItem()
tool_item.set_expand(expand)
tool_item.add(widget)
widget.show()
self.insert(tool_item, -1)
tool_item.show()
def __cancel_button_clicked_cb(self, widget, data=None):
self._activity._hide_smiley_window()