proper fix for gc history

MANIFEST.in

@@ -16,3 +16,4 @@ include toxygen/styles/*.qss
 include toxygen/translations/*.qm
 include toxygen/libs/libtox.dll
 include toxygen/libs/libsodium.a
+include toxygen/nodes.json

README.md

@@ -18,6 +18,7 @@ Toxygen is powerful cross-platform [Tox](https://tox.chat/) client written in pu
 - File transfers
 - Audio calls
 - Video calls
+- Group chats
 - Plugins support
 - Desktop sharing
 - Chat history

docs/install.md

@@ -17,7 +17,7 @@ Run app using ``toxygen`` command.
 2. Install PortAudio: 
 ``sudo apt-get install portaudio19-dev``
 3. For 32-bit Linux install PyQt5: ``sudo apt-get install python3-pyqt5``
-4. Install [OpenCV](http://docs.opencv.org/trunk/d7/d9f/tutorial_linux_install.html) or via ``sudo apt-get install python3-opencv``
+4. Install [OpenCV](http://docs.opencv.org/trunk/d7/d9f/tutorial_linux_install.html) or via ``sudo pip3 install opencv-python``
 5. Install toxygen: 
 ``sudo pip3 install toxygen``
 6. Run toxygen using ``toxygen`` command.
@@ -63,7 +63,7 @@ Optional: install toxygen using setup.py: ``python setup.py install``
 4. Install PyAudio: 
 ``sudo apt-get install portaudio19-dev`` and ``sudo apt-get install python3-pyaudio`` (or ``sudo pip3 install pyaudio``)
 5. Install NumPy: ``sudo pip3 install numpy``
-6. Install [OpenCV](http://docs.opencv.org/trunk/d7/d9f/tutorial_linux_install.html) or via ``sudo apt-get install python3-opencv``
+6. Install [OpenCV](http://docs.opencv.org/trunk/d7/d9f/tutorial_linux_install.html) or via ``sudo pip3 install opencv-python``
 7. [Download toxygen](https://github.com/toxygen-project/toxygen/archive/master.zip)
 8. Unpack archive
 9. Run app:

docs/plugins.md

@@ -1,6 +1,6 @@
 # Plugins
 
-Toxygen is the first [Tox](https://tox.chat/) client with plugins support. Plugin is Python 3.4 - 3.6 module (.py file) and directory with plugin's data which provide some additional functionality. 
+Toxygen is the first [Tox](https://tox.chat/) client with plugins support. Plugin is Python 3.5 - 3.6 module (.py file) and directory with plugin's data which provide some additional functionality.
 
 # How to write plugin
 

docs/smileys_and_stickers.md

@@ -8,6 +8,6 @@ Animated smileys (.gif) are supported too.
 
 # Stickers
 
-Sticker is inline image. If you want to create your own smiley pack, create directory in src/stickers/ and place your stickers there.
+Sticker is inline image. If you want to create your own sticker pack, create directory in src/stickers/ and place your stickers there.
 
 Users can import smileys and stickers using menu: Settings -> Interface

setup.py

@@ -25,6 +25,10 @@ else:
         import numpy
     except ImportError:
         MODULES.append('numpy')
+    try:
+        import cv2
+    except ImportError:
+        MODULES.append('opencv-python')
 
 
 class InstallScript(install):
@@ -48,6 +52,7 @@ class InstallScript(install):
             except:
                 pass
 
+
 setup(name='Toxygen',
       version=version,
       description='Toxygen - Tox client',

toxygen/bootstrap.py

@@ -1,84 +1,75 @@
 import random
+import urllib.request
+from util import log, curr_directory
+import settings
+from PyQt5 import QtNetwork, QtCore
+import json
 
 
 class Node:
 
-    def __init__(self, ip, port, tox_key, rand):
-        self._ip, self._port, self._tox_key, self.rand = ip, port, tox_key, rand
+    def __init__(self, node):
+        self._ip, self._port, self._tox_key = node['ipv4'], node['port'], node['public_key']
+        self._priority = random.randint(1, 1000000) if node['status_tcp'] and node['status_udp'] else 0
+
+    def get_priority(self):
+        return self._priority
+
+    priority = property(get_priority)
 
     def get_data(self):
         return bytes(self._ip, 'utf-8'), self._port, self._tox_key
 
 
-def node_generator():
-    nodes = []
-    ips = [
-        "144.76.60.215", "23.226.230.47", "195.154.119.113", "biribiri.org",
-        "46.38.239.179", "178.62.250.138", "130.133.110.14", "104.167.101.29",
-        "205.185.116.116", "198.98.51.198", "80.232.246.79", "108.61.165.198",
-        "212.71.252.109", "194.249.212.109", "185.25.116.107", "192.99.168.140",
-        "46.101.197.175", "95.215.46.114", "5.189.176.217", "148.251.23.146",
-        "104.223.122.15", "78.47.114.252", "d4rk4.ru", "81.4.110.149",
-        "95.31.20.151", "104.233.104.126", "51.254.84.212", "home.vikingmakt.com.br",
-        "5.135.59.163", "185.58.206.164", "188.244.38.183", "mrflibble.c4.ee",
-        "82.211.31.116", "128.199.199.197", "103.230.156.174", "91.121.66.124",
-        "92.54.84.70", "tox1.privacydragon.me"
-    ]
-    ports = [
-        33445, 33445, 33445, 33445,
-        33445, 33445, 33445, 33445,
-        33445, 33445, 33445, 33445,
-        33445, 33445, 33445, 33445,
-        443, 33445, 5190, 2306,
-        33445, 33445, 1813, 33445,
-        33445, 33445, 33445, 33445,
-        33445, 33445, 33445, 33445,
-        33445, 33445, 33445, 33445,
-        33445, 33445
-    ]
-    ids = [
-        "04119E835DF3E78BACF0F84235B300546AF8B936F035185E2A8E9E0A67C8924F",
-        "A09162D68618E742FFBCA1C2C70385E6679604B2D80EA6E84AD0996A1AC8A074",
-        "E398A69646B8CEACA9F0B84F553726C1C49270558C57DF5F3C368F05A7D71354",
-        "F404ABAA1C99A9D37D61AB54898F56793E1DEF8BD46B1038B9D822E8460FAB67",
-        "F5A1A38EFB6BD3C2C8AF8B10D85F0F89E931704D349F1D0720C3C4059AF2440A",
-        "788236D34978D1D5BD822F0A5BEBD2C53C64CC31CD3149350EE27D4D9A2F9B6B",
-        "461FA3776EF0FA655F1A05477DF1B3B614F7D6B124F7DB1DD4FE3C08B03B640F",
-        "5918AC3C06955962A75AD7DF4F80A5D7C34F7DB9E1498D2E0495DE35B3FE8A57",
-        "A179B09749AC826FF01F37A9613F6B57118AE014D4196A0E1105A98F93A54702",
-        "1D5A5F2F5D6233058BF0259B09622FB40B482E4FA0931EB8FD3AB8E7BF7DAF6F",
-        "CF6CECA0A14A31717CC8501DA51BE27742B70746956E6676FF423A529F91ED5D",
-        "8E7D0B859922EF569298B4D261A8CCB5FEA14FB91ED412A7603A585A25698832",
-        "C4CEB8C7AC607C6B374E2E782B3C00EA3A63B80D4910B8649CCACDD19F260819",
-        "3CEE1F054081E7A011234883BC4FC39F661A55B73637A5AC293DDF1251D9432B",
-        "DA4E4ED4B697F2E9B000EEFE3A34B554ACD3F45F5C96EAEA2516DD7FF9AF7B43",
-        "6A4D0607A296838434A6A7DDF99F50EF9D60A2C510BBF31FE538A25CB6B4652F",
-        "CD133B521159541FB1D326DE9850F5E56A6C724B5B8E5EB5CD8D950408E95707",
-        "5823FB947FF24CF83DDFAC3F3BAA18F96EA2018B16CC08429CB97FA502F40C23",
-        "2B2137E094F743AC8BD44652C55F41DFACC502F125E99E4FE24D40537489E32F",
-        "7AED21F94D82B05774F697B209628CD5A9AD17E0C073D9329076A4C28ED28147",
-        "0FB96EEBFB1650DDB52E70CF773DDFCABE25A95CC3BB50FC251082E4B63EF82A",
-        "1C5293AEF2114717547B39DA8EA6F1E331E5E358B35F9B6B5F19317911C5F976",
-        "53737F6D47FA6BD2808F378E339AF45BF86F39B64E79D6D491C53A1D522E7039",
-        "9E7BD4793FFECA7F32238FA2361040C09025ED3333744483CA6F3039BFF0211E",
-        "9CA69BB74DE7C056D1CC6B16AB8A0A38725C0349D187D8996766958584D39340",
-        "EDEE8F2E839A57820DE3DA4156D88350E53D4161447068A3457EE8F59F362414",
-        "AEC204B9A4501412D5F0BB67D9C81B5DB3EE6ADA64122D32A3E9B093D544327D",
-        "188E072676404ED833A4E947DC1D223DF8EFEBE5F5258573A236573688FB9761",
-        "2D320F971EF2CA18004416C2AAE7BA52BF7949DB34EA8E2E21AF67BD367BE211",
-        "24156472041E5F220D1FA11D9DF32F7AD697D59845701CDD7BE7D1785EB9DB39",
-        "15A0F9684E2423F9F46CFA5A50B562AE42525580D840CC50E518192BF333EE38",
-        "FAAB17014F42F7F20949F61E55F66A73C230876812A9737F5F6D2DCE4D9E4207",
-        "AF97B76392A6474AF2FD269220FDCF4127D86A42EF3A242DF53A40A268A2CD7C",
-        "B05C8869DBB4EDDD308F43C1A974A20A725A36EACCA123862FDE9945BF9D3E09",
-        "5C4C7A60183D668E5BD8B3780D1288203E2F1BAE4EEF03278019E21F86174C1D",
-        "4E3F7D37295664BBD0741B6DBCB6431D6CD77FC4105338C2FC31567BF5C8224A",
-        "5625A62618CB4FCA70E147A71B29695F38CC65FF0CBD68AD46254585BE564802",
-        "31910C0497D347FF160D6F3A6C0E317BAFA71E8E03BC4CBB2A185C9D4FB8B31E"
-    ]
-    for i in range(len(ips)):
-        nodes.append(Node(ips[i], ports[i], ids[i], random.randint(0, 1000000)))
-    arr = sorted(nodes, key=lambda x: x.rand)[:4]
-    for elem in arr:
-        yield elem.get_data()
+def generate_nodes():
+    with open(curr_directory() + '/nodes.json', 'rt') as fl:
+        json_nodes = json.loads(fl.read())['nodes']
+    nodes = map(lambda json_node: Node(json_node), json_nodes)
+    sorted_nodes = sorted(nodes, key=lambda x: x.priority)[-4:]
+    for node in sorted_nodes:
+        yield node.get_data()
 
+
+def save_nodes(nodes):
+    if not nodes:
+        return
+    print('Saving nodes...')
+    with open(curr_directory() + '/nodes.json', 'wb') as fl:
+        fl.write(nodes)
+
+
+def download_nodes_list():
+    url = 'https://nodes.tox.chat/json'
+    s = settings.Settings.get_instance()
+    if not s['download_nodes_list']:
+        return
+
+    if not s['proxy_type']:  # no proxy
+        try:
+            req = urllib.request.Request(url)
+            req.add_header('Content-Type', 'application/json')
+            response = urllib.request.urlopen(req)
+            result = response.read()
+            save_nodes(result)
+        except Exception as ex:
+            log('TOX nodes loading error: ' + str(ex))
+    else:  # proxy
+        netman = QtNetwork.QNetworkAccessManager()
+        proxy = QtNetwork.QNetworkProxy()
+        proxy.setType(
+            QtNetwork.QNetworkProxy.Socks5Proxy if s['proxy_type'] == 2 else QtNetwork.QNetworkProxy.HttpProxy)
+        proxy.setHostName(s['proxy_host'])
+        proxy.setPort(s['proxy_port'])
+        netman.setProxy(proxy)
+        try:
+            request = QtNetwork.QNetworkRequest()
+            request.setUrl(QtCore.QUrl(url))
+            reply = netman.get(request)
+
+            while not reply.isFinished():
+                QtCore.QThread.msleep(1)
+                QtCore.QCoreApplication.processEvents()
+            data = bytes(reply.readAll().data())
+            save_nodes(data)
+        except Exception as ex:
+            log('TOX nodes loading error: ' + str(ex))

toxygen/callbacks.py

@@ -33,6 +33,7 @@ class Invoker(QtCore.QObject):
         event.fn(*event.args, **event.kwargs)
         return True
 
+
 _invoker = Invoker()
 
 
@@ -66,6 +67,7 @@ class FileTransfersThread(threading.Thread):
             except Exception as ex:
                 util.log('Exception in _thread: ' + str(ex))
 
+
 _thread = FileTransfersThread()
 
 
@@ -346,7 +348,6 @@ def video_receive_frame(toxav, friend_number, width, height, y, u, v, ystride, u
      width // 2   width // 2
 
     It can be created from initial y, u, v using slices
-    For more info see callback_video_receive_frame docs
     """
     try:
         y_size = abs(max(width, abs(ystride)))
@@ -375,6 +376,55 @@ def video_receive_frame(toxav, friend_number, width, height, y, u, v, ystride, u
     except Exception as ex:
         print(ex)
 
+# -----------------------------------------------------------------------------------------------------------------
+# Callbacks - groups
+# -----------------------------------------------------------------------------------------------------------------
+
+
+def group_invite(tox, friend_number, gc_type, data, length,  user_data):
+    invoke_in_main_thread(Profile.get_instance().group_invite, friend_number, gc_type,
+                          bytes(data[:length]))
+
+
+def show_gc_notification(window, tray, message, group_number, peer_number):
+    profile = Profile.get_instance()
+    settings = Settings.get_instance()
+    chat = profile.get_group_by_number(group_number)
+    peer_name = chat.get_peer_name(peer_number)
+    if not window.isActiveWindow() and (profile.name in message or settings['group_notifications']):
+        if settings['notifications'] and profile.status != TOX_USER_STATUS['BUSY'] and not settings.locked:
+            invoke_in_main_thread(tray_notification, chat.name + ' ' + peer_name, message, tray, window)
+        if settings['sound_notifications'] and profile.status != TOX_USER_STATUS['BUSY']:
+            sound_notification(SOUND_NOTIFICATION['MESSAGE'])
+        invoke_in_main_thread(tray.setIcon, QtGui.QIcon(curr_directory() + '/images/icon_new_messages.png'))
+
+
+def group_message(window, tray):
+    def wrapped(tox, group_number, peer_number, message, length, user_data):
+        message = str(message[:length], 'utf-8')
+        invoke_in_main_thread(Profile.get_instance().new_gc_message, group_number,
+                              peer_number, TOX_MESSAGE_TYPE['NORMAL'], message)
+        show_gc_notification(window, tray, message, group_number, peer_number)
+    return wrapped
+
+
+def group_action(window, tray):
+    def wrapped(tox, group_number, peer_number, message, length, user_data):
+        message = str(message[:length], 'utf-8')
+        invoke_in_main_thread(Profile.get_instance().new_gc_message, group_number,
+                              peer_number, TOX_MESSAGE_TYPE['ACTION'], message)
+        show_gc_notification(window, tray, message, group_number, peer_number)
+    return wrapped
+
+
+def group_title(tox, group_number, peer_number, title, length, user_data):
+    invoke_in_main_thread(Profile.get_instance().new_gc_title, group_number,
+                          title[:length])
+
+
+def group_namelist_change(tox, group_number, peer_number, change, user_data):
+    invoke_in_main_thread(Profile.get_instance().update_gc, group_number)
+
 # -----------------------------------------------------------------------------------------------------------------
 # Callbacks - initialization
 # -----------------------------------------------------------------------------------------------------------------
@@ -411,3 +461,9 @@ def init_callbacks(tox, window, tray):
 
     tox.callback_friend_lossless_packet(lossless_packet, 0)
     tox.callback_friend_lossy_packet(lossy_packet, 0)
+
+    tox.callback_group_invite(group_invite)
+    tox.callback_group_message(group_message(window, tray))
+    tox.callback_group_action(group_action(window, tray))
+    tox.callback_group_title(group_title)
+    tox.callback_group_namelist_change(group_namelist_change)

toxygen/calls.py

@@ -63,7 +63,7 @@ class Call:
         return self._out_video
 
     def set_out_video(self, value):
-        self._in_video = value
+        self._out_video = value
 
     out_video = property(get_out_video, set_out_video)
 
@@ -144,8 +144,8 @@ class AV:
         call = self._calls[friend_number]
         call.is_active = True
 
-        call.in_audio = state | TOXAV_FRIEND_CALL_STATE['SENDING_A']
-        call.in_video = state | TOXAV_FRIEND_CALL_STATE['SENDING_V']
+        call.in_audio = state | TOXAV_FRIEND_CALL_STATE['SENDING_A'] > 0
+        call.in_video = state | TOXAV_FRIEND_CALL_STATE['SENDING_V'] > 0
 
         if state | TOXAV_FRIEND_CALL_STATE['ACCEPTING_A'] and call.out_audio:
             self.start_audio_thread()
@@ -153,6 +153,9 @@ class AV:
         if state | TOXAV_FRIEND_CALL_STATE['ACCEPTING_V'] and call.out_video:
             self.start_video_thread()
 
+    def is_video_call(self, number):
+        return number in self and self._calls[number].in_video
+
     # -----------------------------------------------------------------------------------------------------------------
     # Threads
     # -----------------------------------------------------------------------------------------------------------------
@@ -281,10 +284,10 @@ class AV:
                             try:
                                 y, u, v = self.convert_bgr_to_yuv(frame)
                                 self._toxav.video_send_frame(friend_num, width, height, y, u, v)
-                            except Exception as e:
-                                print(e)
-            except Exception as e:
-                print(e)
+                            except:
+                                pass
+            except:
+                pass
 
             time.sleep(0.01)
 

toxygen/contact.py

@@ -61,6 +61,8 @@ class Contact(basecontact.BaseContact):
         """
         Get all chat history from db for current friend
         """
+        if self._message_getter is None:
+            return
         data = list(self._message_getter.get_all())
         if data is not None and len(data):
             data.reverse()
@@ -124,7 +126,7 @@ class Contact(basecontact.BaseContact):
     # -----------------------------------------------------------------------------------------------------------------
 
     def delete_message(self, time):
-        elem = list(filter(lambda x: type(x) is TextMessage and x.get_data()[2] == time, self._corr))[0]
+        elem = list(filter(lambda x: type(x) in (TextMessage, GroupChatMessage) and x.get_data()[2] == time, self._corr))[0]
         tmp = list(filter(lambda x: x.get_type() <= 1, self._corr))
         if elem in tmp[-self._unsaved_messages:] and self._unsaved_messages:
             self._unsaved_messages -= 1

toxygen/file_transfers.py

@@ -29,7 +29,7 @@ ALLOWED_FILES = ('toxygen_inline.png', 'utox-inline.png', 'sticker.png')
 
 
 def is_inline(file_name):
-    return file_name in ALLOWED_FILES or file_name.startswith('qTox_Screenshot_')
+    return file_name in ALLOWED_FILES or file_name.startswith('qTox_Screenshot_') or file_name.startswith('qTox_Image_')
 
 
 class StateSignal(QtCore.QObject):

toxygen/friend.py

@@ -66,3 +66,10 @@ class Friend(contact.Contact):
         if self._receipts:
             self._receipts -= 1
             self.mark_as_sent()
+
+    # -----------------------------------------------------------------------------------------------------------------
+    # Full status
+    # -----------------------------------------------------------------------------------------------------------------
+
+    def get_full_status(self):
+        return self._status_message

toxygen/group_chat.py

@@ -0,0 +1,49 @@
+import contact
+import util
+from PyQt5 import QtGui, QtCore
+import toxcore_enums_and_consts as constants
+
+
+class GroupChat(contact.Contact):
+
+    def __init__(self, name, status_message, widget, tox, group_number):
+        super().__init__(None, group_number, name, status_message, widget, None)
+        self._tox = tox
+        self.set_status(constants.TOX_USER_STATUS['NONE'])
+
+    def set_name(self, name):
+        self._tox.group_set_title(self._number, name)
+        super().set_name(name)
+
+    def send_message(self, message):
+        self._tox.group_message_send(self._number, message.encode('utf-8'))
+
+    def new_title(self, title):
+        super().set_name(title)
+
+    def load_avatar(self):
+        path = util.curr_directory() + '/images/group.png'
+        width = self._widget.avatar_label.width()
+        pixmap = QtGui.QPixmap(path)
+        self._widget.avatar_label.setPixmap(pixmap.scaled(width, width, QtCore.Qt.KeepAspectRatio,
+                                                          QtCore.Qt.SmoothTransformation))
+        self._widget.avatar_label.repaint()
+
+    def remove_invalid_unsent_files(self):
+        pass
+
+    def get_names(self):
+        peers_count = self._tox.group_number_peers(self._number)
+        names = []
+        for i in range(peers_count):
+            name = self._tox.group_peername(self._number, i)
+            names.append(name)
+        names = sorted(names, key=lambda n: n.lower())
+        return names
+
+    def get_full_status(self):
+        names = self.get_names()
+        return '\n'.join(names)
+
+    def get_peer_name(self, peer_number):
+        return self._tox.group_peername(self._number, peer_number)

toxygen/list_items.py

@@ -543,7 +543,3 @@ class InlineImageItem(QtWidgets.QScrollArea):
 
     def mark_as_sent(self):
         return False
-
-
-
-

toxygen/main.py

@@ -3,11 +3,11 @@ from loginscreen import LoginScreen
 import profile
 from settings import *
 from PyQt5 import QtCore, QtGui, QtWidgets
-from bootstrap import node_generator
+from bootstrap import generate_nodes, download_nodes_list
 from mainscreen import MainWindow
 from callbacks import init_callbacks, stop, start
-from util import curr_directory, program_version, remove, is_64_bit
-import styles.style
+from util import curr_directory, program_version, remove
+import styles.style  # reqired for styles loading
 import platform
 import toxes
 from passwordscreen import PasswordScreen, UnlockAppScreen, SetProfilePasswordScreen
@@ -106,7 +106,7 @@ class Toxygen:
                         return
                     self.tox = profile.tox_factory()
                     self.tox.self_set_name(bytes(_login.name, 'utf-8') if _login.name else b'Toxygen User')
-                    self.tox.self_set_status_message(b'Toxing on T03')
+                    self.tox.self_set_status_message(b'Toxing on Toxygen')
                     reply = QtWidgets.QMessageBox.question(None,
                                                            'Profile {}'.format(name),
                                                            QtWidgets.QApplication.translate("login",
@@ -327,6 +327,7 @@ class Toxygen:
         self.mainloop.wait()
         self.init.wait()
         self.avloop.wait()
+        self.tray.hide()
         data = self.tox.get_savedata()
         ProfileHelper.get_instance().save_profile(data)
         settings.close()
@@ -378,9 +379,11 @@ class Toxygen:
         def run(self):
             # initializing callbacks
             init_callbacks(self.tox, self.ms, self.tray)
+            # download list of nodes if needed
+            download_nodes_list()
             # bootstrap
             try:
-                for data in node_generator():
+                for data in generate_nodes():
                     if self.stop:
                         return
                     self.tox.bootstrap(*data)
@@ -393,7 +396,7 @@ class Toxygen:
                 self.msleep(1000)
             while not self.tox.self_get_connection_status():
                 try:
-                    for data in node_generator():
+                    for data in generate_nodes():
                         if self.stop:
                             return
                         self.tox.bootstrap(*data)

toxygen/mainscreen.py

@@ -5,7 +5,6 @@ from widgets import MultilineEdit, ComboBox
 import plugin_support
 from mainscreen_widgets import *
 import settings
-import platform
 import toxes
 
 
@@ -41,6 +40,7 @@ class MainWindow(QtWidgets.QMainWindow, Singleton):
         self.menuAbout.setObjectName("menuAbout")
 
         self.actionAdd_friend = QtWidgets.QAction(window)
+        self.actionAdd_gc = QtWidgets.QAction(window)
         self.actionAdd_friend.setObjectName("actionAdd_friend")
         self.actionprofilesettings = QtWidgets.QAction(window)
         self.actionprofilesettings.setObjectName("actionprofilesettings")
@@ -64,6 +64,7 @@ class MainWindow(QtWidgets.QMainWindow, Singleton):
         self.reloadPlugins = QtWidgets.QAction(window)
         self.lockApp = QtWidgets.QAction(window)
         self.menuProfile.addAction(self.actionAdd_friend)
+        self.menuProfile.addAction(self.actionAdd_gc)
         self.menuProfile.addAction(self.actionSettings)
         self.menuProfile.addAction(self.lockApp)
         self.menuSettings.addAction(self.actionPrivacy_settings)
@@ -86,6 +87,7 @@ class MainWindow(QtWidgets.QMainWindow, Singleton):
         self.actionAbout_program.triggered.connect(self.about_program)
         self.actionNetwork.triggered.connect(self.network_settings)
         self.actionAdd_friend.triggered.connect(self.add_contact)
+        self.actionAdd_gc.triggered.connect(self.create_gc)
         self.actionSettings.triggered.connect(self.profile_settings)
         self.actionPrivacy_settings.triggered.connect(self.privacy_settings)
         self.actionInterface_settings.triggered.connect(self.interface_settings)
@@ -115,6 +117,7 @@ class MainWindow(QtWidgets.QMainWindow, Singleton):
         self.menuSettings.setTitle(QtWidgets.QApplication.translate("MainWindow", "Settings"))
         self.menuAbout.setTitle(QtWidgets.QApplication.translate("MainWindow", "About"))
         self.actionAdd_friend.setText(QtWidgets.QApplication.translate("MainWindow", "Add contact"))
+        self.actionAdd_gc.setText(QtWidgets.QApplication.translate("MainWindow", "Create group chat"))
         self.actionprofilesettings.setText(QtWidgets.QApplication.translate("MainWindow", "Profile"))
         self.actionPrivacy_settings.setText(QtWidgets.QApplication.translate("MainWindow", "Privacy"))
         self.actionInterface_settings.setText(QtWidgets.QApplication.translate("MainWindow", "Interface"))
@@ -415,8 +418,10 @@ class MainWindow(QtWidgets.QMainWindow, Singleton):
         import util
         msgBox = QtWidgets.QMessageBox()
         msgBox.setWindowTitle(QtWidgets.QApplication.translate("MainWindow", "About"))
-        text = (QtWidgets.QApplication.translate("MainWindow", 'Toxygen is Tox client written on Python.\nVersion: '))
-        msgBox.setText(text + util.program_version + '\nGitHub: https://github.com/toxygen-project/toxygen/')
+        text = (QtWidgets.QApplication.translate("MainWindow", 'Toxygen is Tox client written on Python.<br>Version: '))
+        github = '<br><a href="https://github.com/toxygen-project/toxygen/">Github</a>'
+        submit_a_bug = '<br><a href="https://github.com/toxygen-project/toxygen/issues">Submit a bug</a>'
+        msgBox.setText(text + util.program_version + github + submit_a_bug)
         msgBox.exec_()
 
     def network_settings(self):
@@ -431,6 +436,9 @@ class MainWindow(QtWidgets.QMainWindow, Singleton):
         self.a_c = AddContact(link or '')
         self.a_c.show()
 
+    def create_gc(self):
+        self.profile.create_group_chat()
+
     def profile_settings(self, *args):
         self.p_s = ProfileSettings()
         self.p_s.show()
@@ -512,7 +520,7 @@ class MainWindow(QtWidgets.QMainWindow, Singleton):
 
     def send_file(self):
         self.menu.hide()
-        if self.profile.active_friend + 1:
+        if self.profile.active_friend + 1and self.profile.is_active_a_friend():
             choose = QtWidgets.QApplication.translate("MainWindow", 'Choose file')
             name = QtWidgets.QFileDialog.getOpenFileName(self, choose, options=QtWidgets.QFileDialog.DontUseNativeDialog)
             if name[0]:
@@ -520,7 +528,7 @@ class MainWindow(QtWidgets.QMainWindow, Singleton):
 
     def send_screenshot(self, hide=False):
         self.menu.hide()
-        if self.profile.active_friend + 1:
+        if self.profile.active_friend + 1 and self.profile.is_active_a_friend():
             self.sw = ScreenShotWindow(self)
             self.sw.show()
             if hide:
@@ -538,7 +546,7 @@ class MainWindow(QtWidgets.QMainWindow, Singleton):
 
     def send_sticker(self):
         self.menu.hide()
-        if self.profile.active_friend + 1:
+        if self.profile.active_friend + 1 and self.profile.is_active_a_friend():
             self.sticker = StickerWindow(self)
             self.sticker.setGeometry(QtCore.QRect(self.x() if Settings.get_instance()['mirror_mode'] else 270 + self.x(),
                                                   self.y() + self.height() - 200,
@@ -583,7 +591,10 @@ class MainWindow(QtWidgets.QMainWindow, Singleton):
         auto = QtWidgets.QApplication.translate("MainWindow", 'Disallow auto accept') if allowed else QtWidgets.QApplication.translate("MainWindow", 'Allow auto accept')
         if item is not None:
             self.listMenu = QtWidgets.QMenu()
+            is_friend = type(friend) is Friend
+            if is_friend:
                 set_alias_item = self.listMenu.addAction(QtWidgets.QApplication.translate("MainWindow", 'Set alias'))
+                set_alias_item.triggered.connect(lambda: self.set_alias(num))
 
             history_menu = self.listMenu.addMenu(QtWidgets.QApplication.translate("MainWindow", 'Chat history'))
             clear_history_item = history_menu.addAction(QtWidgets.QApplication.translate("MainWindow", 'Clear history'))
@@ -593,6 +604,7 @@ class MainWindow(QtWidgets.QMainWindow, Singleton):
             copy_menu = self.listMenu.addMenu(QtWidgets.QApplication.translate("MainWindow", 'Copy'))
             copy_name_item = copy_menu.addAction(QtWidgets.QApplication.translate("MainWindow", 'Name'))
             copy_status_item = copy_menu.addAction(QtWidgets.QApplication.translate("MainWindow", 'Status message'))
+            if is_friend:
                 copy_key_item = copy_menu.addAction(QtWidgets.QApplication.translate("MainWindow", 'Public key'))
 
                 auto_accept_item = self.listMenu.addAction(auto)
@@ -600,19 +612,31 @@ class MainWindow(QtWidgets.QMainWindow, Singleton):
                 block_item = self.listMenu.addAction(QtWidgets.QApplication.translate("MainWindow", 'Block friend'))
                 notes_item = self.listMenu.addAction(QtWidgets.QApplication.translate("MainWindow", 'Notes'))
 
+                chats = self.profile.get_group_chats()
+                if len(chats) and self.profile.is_active_online():
+                    invite_menu = self.listMenu.addMenu(QtWidgets.QApplication.translate("MainWindow", 'Invite to group chat'))
+                    for i in range(len(chats)):
+                        name, number = chats[i]
+                        item = invite_menu.addAction(name)
+                        item.triggered.connect(lambda number=number: self.invite_friend_to_gc(num, number))
+
                 plugins_loader = plugin_support.PluginLoader.get_instance()
                 if plugins_loader is not None:
                     submenu = plugins_loader.get_menu(self.listMenu, num)
                     if len(submenu):
                         plug = self.listMenu.addMenu(QtWidgets.QApplication.translate("MainWindow", 'Plugins'))
                         plug.addActions(submenu)
-            set_alias_item.triggered.connect(lambda: self.set_alias(num))
+                copy_key_item.triggered.connect(lambda: self.copy_friend_key(num))
                 remove_item.triggered.connect(lambda: self.remove_friend(num))
                 block_item.triggered.connect(lambda: self.block_friend(num))
-            copy_key_item.triggered.connect(lambda: self.copy_friend_key(num))
-            clear_history_item.triggered.connect(lambda: self.clear_history(num))
                 auto_accept_item.triggered.connect(lambda: self.auto_accept(num, not allowed))
                 notes_item.triggered.connect(lambda: self.show_note(friend))
+            else:
+                leave_item = self.listMenu.addAction(QtWidgets.QApplication.translate("MainWindow", 'Leave chat'))
+                set_title_item = self.listMenu.addAction(QtWidgets.QApplication.translate("MainWindow", 'Set title'))
+                leave_item.triggered.connect(lambda: self.leave_gc(num))
+                set_title_item.triggered.connect(lambda: self.set_title(num))
+            clear_history_item.triggered.connect(lambda: self.clear_history(num))
             copy_name_item.triggered.connect(lambda: self.copy_name(friend))
             copy_status_item.triggered.connect(lambda: self.copy_status(friend))
             export_to_text_item.triggered.connect(lambda: self.export_history(num))
@@ -638,15 +662,18 @@ class MainWindow(QtWidgets.QMainWindow, Singleton):
 
     def export_history(self, num, as_text=True):
         s = self.profile.export_history(num, as_text)
-        directory = QtWidgets.QFileDialog.getExistingDirectory(None,
+        extension = 'txt' if as_text else 'html'
+        file_name, _ = QtWidgets.QFileDialog.getSaveFileName(None,
                                                               QtWidgets.QApplication.translate("MainWindow",
-                                                                                            'Choose folder'),
+                                                                                               'Choose file name'),
                                                               curr_directory(),
-                                                           QtWidgets.QFileDialog.ShowDirsOnly | QtWidgets.QFileDialog.DontUseNativeDialog)
+                                                              filter=extension,
+                                                              options=QtWidgets.QFileDialog.ShowDirsOnly | QtWidgets.QFileDialog.DontUseNativeDialog)
 
-        if directory:
-            name = 'exported_history_{}.{}'.format(convert_time(time.time()), 'txt' if as_text else 'html')
-            with open(directory + '/' + name, 'wt') as fl:
+        if file_name:
+            if not file_name.endswith('.' + extension):
+                file_name += '.' + extension
+            with open(file_name, 'wt') as fl:
                 fl.write(s)
 
     def set_alias(self, num):
@@ -675,6 +702,12 @@ class MainWindow(QtWidgets.QMainWindow, Singleton):
     def clear_history(self, num):
         self.profile.clear_history(num)
 
+    def leave_gc(self, num):
+        self.profile.leave_gc(num)
+
+    def set_title(self, num):
+        self.profile.set_title(num)
+
     def auto_accept(self, num, value):
         settings = Settings.get_instance()
         tox_id = self.profile.friend_public_key(num)
@@ -684,6 +717,9 @@ class MainWindow(QtWidgets.QMainWindow, Singleton):
             settings['auto_accept_from_friends'].remove(tox_id)
         settings.save()
 
+    def invite_friend_to_gc(self, friend_number, group_number):
+        self.profile.invite_friend(friend_number, group_number)
+
     # -----------------------------------------------------------------------------------------------------------------
     # Functions which called when user click somewhere else
     # -----------------------------------------------------------------------------------------------------------------

toxygen/mainscreen_widgets.py

@@ -3,6 +3,7 @@ from widgets import RubberBandWindow, create_menu, QRightClickButton, CenteredWi
 from profile import Profile
 import smileys
 import util
+import platform
 
 
 class MessageArea(QtWidgets.QPlainTextEdit):
@@ -34,6 +35,10 @@ class MessageArea(QtWidgets.QPlainTextEdit):
                 self.parent.send_message()
         elif event.key() == QtCore.Qt.Key_Up and not self.toPlainText():
             self.appendPlainText(Profile.get_instance().get_last_message())
+        elif event.key() == QtCore.Qt.Key_Tab and not self.parent.profile.is_active_a_friend():
+            text = self.toPlainText()
+            pos = self.textCursor().position()
+            self.insertPlainText(Profile.get_instance().get_gc_peer_name(text[:pos]))
         else:
             self.parent.profile.send_typing(True)
             if self.timer.isActive():
@@ -66,10 +71,18 @@ class MessageArea(QtWidgets.QPlainTextEdit):
     def pasteEvent(self, text=None):
         text = text or QtWidgets.QApplication.clipboard().text()
         if text.startswith('file://'):
-            self.parent.profile.send_file(text[7:])
+            file_name = self.parse_file_name(text)
+            self.parent.profile.send_file(file_name)
         else:
             self.insertPlainText(text)
 
+    def parse_file_name(self, file_name):
+        import urllib
+        if file_name.endswith('\r\n'):
+            file_name = file_name[:-2]
+        file_name = urllib.parse.unquote(file_name)
+        return file_name[8 if platform.system() == 'Windows' else 7:]
+
 
 class ScreenShotWindow(RubberBandWindow):
 
@@ -314,7 +327,7 @@ class WelcomeScreen(CenteredWidget):
                                                     'Toxygen supports faux offline messages and file transfers. Send message or file to offline friend and he will get it later.')
         elif num == 7:
             text = QtWidgets.QApplication.translate('WelcomeScreen',
-                                                    'New in Toxygen 0.3.0:<br>Video calls<br>Python3.6 support<br>Migration to PyQt5')
+                                                    'New in Toxygen 0.4.1:<br>Downloading nodes from tox.chat<br>Bug fixes')
         elif num == 8:
             text = QtWidgets.QApplication.translate('WelcomeScreen',
                                                     'Delete single message in chat: make right click on spinner or message time and choose "Delete" in menu')

toxygen/menu.py

@@ -294,10 +294,10 @@ class NetworkSettings(CenteredWidget):
 
     def initUI(self):
         self.setObjectName("NetworkSettings")
-        self.resize(300, 330)
-        self.setMinimumSize(QtCore.QSize(300, 330))
-        self.setMaximumSize(QtCore.QSize(300, 330))
-        self.setBaseSize(QtCore.QSize(300, 330))
+        self.resize(300, 400)
+        self.setMinimumSize(QtCore.QSize(300, 400))
+        self.setMaximumSize(QtCore.QSize(300, 400))
+        self.setBaseSize(QtCore.QSize(300, 400))
         self.ipv = QtWidgets.QCheckBox(self)
         self.ipv.setGeometry(QtCore.QRect(20, 10, 97, 22))
         self.ipv.setObjectName("ipv")
@@ -332,6 +332,9 @@ class NetworkSettings(CenteredWidget):
         self.warning = QtWidgets.QLabel(self)
         self.warning.setGeometry(QtCore.QRect(5, 270, 290, 60))
         self.warning.setStyleSheet('QLabel { color: #BC1C1C; }')
+        self.nodes = QtWidgets.QCheckBox(self)
+        self.nodes.setGeometry(QtCore.QRect(20, 350, 270, 22))
+        self.nodes.setChecked(settings['download_nodes_list'])
         self.retranslateUi()
         self.proxy.stateChanged.connect(lambda x: self.activate())
         self.activate()
@@ -346,6 +349,7 @@ class NetworkSettings(CenteredWidget):
         self.label_2.setText(QtWidgets.QApplication.translate("Form", "Port:"))
         self.reconnect.setText(QtWidgets.QApplication.translate("NetworkSettings", "Restart TOX core"))
         self.http.setText(QtWidgets.QApplication.translate("Form", "HTTP"))
+        self.nodes.setText(QtWidgets.QApplication.translate("Form", "Download nodes list from tox.chat"))
         self.warning.setText(QtWidgets.QApplication.translate("Form", "WARNING:\nusing proxy with enabled UDP\ncan produce IP leak"))
 
     def activate(self):
@@ -362,6 +366,7 @@ class NetworkSettings(CenteredWidget):
             settings['proxy_type'] = 2 - int(self.http.isChecked()) if self.proxy.isChecked() else 0
             settings['proxy_host'] = str(self.proxyip.text())
             settings['proxy_port'] = int(self.proxyport.text())
+            settings['download_nodes_list'] = self.nodes.isChecked()
             settings.save()
             # recreate tox instance
             Profile.get_instance().reset(self.reset)
@@ -508,15 +513,17 @@ class NotificationsSettings(CenteredWidget):
 
     def initUI(self):
         self.setObjectName("notificationsForm")
-        self.resize(350, 180)
-        self.setMinimumSize(QtCore.QSize(350, 180))
-        self.setMaximumSize(QtCore.QSize(350, 180))
+        self.resize(350, 210)
+        self.setMinimumSize(QtCore.QSize(350, 210))
+        self.setMaximumSize(QtCore.QSize(350, 210))
         self.enableNotifications = QtWidgets.QCheckBox(self)
         self.enableNotifications.setGeometry(QtCore.QRect(10, 20, 340, 18))
         self.callsSound = QtWidgets.QCheckBox(self)
-        self.callsSound.setGeometry(QtCore.QRect(10, 120, 340, 18))
+        self.callsSound.setGeometry(QtCore.QRect(10, 170, 340, 18))
         self.soundNotifications = QtWidgets.QCheckBox(self)
         self.soundNotifications.setGeometry(QtCore.QRect(10, 70, 340, 18))
+        self.groupNotifications = QtWidgets.QCheckBox(self)
+        self.groupNotifications.setGeometry(QtCore.QRect(10, 120, 340, 18))
         font = QtGui.QFont()
         s = Settings.get_instance()
         font.setFamily(s['font'])
@@ -524,8 +531,10 @@ class NotificationsSettings(CenteredWidget):
         self.callsSound.setFont(font)
         self.soundNotifications.setFont(font)
         self.enableNotifications.setFont(font)
+        self.groupNotifications.setFont(font)
         self.enableNotifications.setChecked(s['notifications'])
         self.soundNotifications.setChecked(s['sound_notifications'])
+        self.groupNotifications.setChecked(s['group_notifications'])
         self.callsSound.setChecked(s['calls_sound'])
         self.retranslateUi()
         QtCore.QMetaObject.connectSlotsByName(self)
@@ -533,6 +542,7 @@ class NotificationsSettings(CenteredWidget):
     def retranslateUi(self):
         self.setWindowTitle(QtWidgets.QApplication.translate("notificationsForm", "Notification settings"))
         self.enableNotifications.setText(QtWidgets.QApplication.translate("notificationsForm", "Enable notifications"))
+        self.groupNotifications.setText(QtWidgets.QApplication.translate("notificationsForm", "Notify about all messages in groups"))
         self.callsSound.setText(QtWidgets.QApplication.translate("notificationsForm", "Enable call\'s sound"))
         self.soundNotifications.setText(QtWidgets.QApplication.translate("notificationsForm", "Enable sound notifications"))
 
@@ -540,6 +550,7 @@ class NotificationsSettings(CenteredWidget):
         settings = Settings.get_instance()
         settings['notifications'] = self.enableNotifications.isChecked()
         settings['sound_notifications'] = self.soundNotifications.isChecked()
+        settings['group_notifications'] = self.groupNotifications.isChecked()
         settings['calls_sound'] = self.callsSound.isChecked()
         settings.save()
 
@@ -605,7 +616,7 @@ class InterfaceSettings(CenteredWidget):
         self.messages_font_size_label.setFont(font)
         self.messages_font_size = QtWidgets.QComboBox(self)
         self.messages_font_size.setGeometry(QtCore.QRect(30, 330, 160, 30))
-        self.messages_font_size.addItems([str(x) for x in range(10, 19)])
+        self.messages_font_size.addItems([str(x) for x in range(10, 25)])
         self.messages_font_size.setCurrentIndex(settings['message_font_size'] - 10)
 
         self.unread = QtWidgets.QPushButton(self)
@@ -810,7 +821,7 @@ class DesktopAreaSelectionWindow(RubberBandWindow):
             rect = self.rubberband.geometry()
             width, height = rect.width(), rect.height()
             if width >= 8 and height >= 8:
-                self.parent.save(rect.x(), rect.y(), width, height)
+                self.parent.save(rect.x(), rect.y(), width - (width % 4), height - (height % 4))
             self.close()
 
 
@@ -881,6 +892,8 @@ class VideoSettings(CenteredWidget):
         self.desktopAreaSelection = DesktopAreaSelectionWindow(self)
 
     def closeEvent(self, event):
+        if self.input.currentIndex() == 0:
+            return
         try:
             settings = Settings.get_instance()
             settings.video['device'] = self.devices[self.input.currentIndex()]

toxygen/messages.py

@@ -5,7 +5,9 @@ MESSAGE_TYPE = {
     'ACTION': 1,
     'FILE_TRANSFER': 2,
     'INLINE': 3,
-    'INFO_MESSAGE': 4
+    'INFO_MESSAGE': 4,
+    'GC_TEXT': 5,
+    'GC_ACTION': 6
 }
 
 
@@ -39,6 +41,16 @@ class TextMessage(Message):
         return self._message, self._owner, self._time, self._type
 
 
+class GroupChatMessage(TextMessage):
+
+    def __init__(self, message, owner, time, message_type, name):
+        super().__init__(message, owner, time, message_type)
+        self._user_name = name
+
+    def get_data(self):
+        return self._message, self._owner, self._time, self._type, self._user_name
+
+
 class TransferMessage(Message):
     """
     Message with info about file transfer

toxygen/plugin_support.py

@@ -97,10 +97,13 @@ class PluginLoader(util.Singleton):
         """
         result = []
         for data in self._plugins.values():
+            try:
                 result.append([data[0].get_name(),  # plugin full name
                                data[1],  # is enabled
                                data[0].get_description(),  # plugin description
                                data[0].get_short_name()])  # key - short unique name
+            except:
+                continue
         return result
 
     def plugin_window(self, key):

toxygen/profile.py

@@ -16,6 +16,8 @@ import basecontact
 import items_factory
 import cv2
 import threading
+from group_chat import *
+import re
 
 
 class Profile(basecontact.BaseContact, Singleton):
@@ -70,6 +72,8 @@ class Profile(basecontact.BaseContact, Singleton):
             friend = Friend(message_getter, i, name, status_message, item, tox_id)
             friend.set_alias(alias)
             self._contacts.append(friend)
+        if len(self._contacts):
+            self.set_active(0)
         self.filtration_and_sorting(self._sorting)
 
     # -----------------------------------------------------------------------------------------------------------------
@@ -129,6 +133,7 @@ class Profile(basecontact.BaseContact, Singleton):
         filter_str = filter_str.lower()
         settings = Settings.get_instance()
         number = self.get_active_number()
+        is_friend = self.is_active_a_friend()
         if sorting > 1:
             if sorting & 2:
                 self._contacts = sorted(self._contacts, key=lambda x: int(x.status is not None), reverse=True)
@@ -164,7 +169,7 @@ class Profile(basecontact.BaseContact, Singleton):
         self._sorting, self._filter_string = sorting, filter_str
         settings['sorting'] = self._sorting
         settings.save()
-        self.set_active_by_number(number)
+        self.set_active_by_number_and_type(number, is_friend)
 
     def update_filtration(self):
         """
@@ -177,7 +182,7 @@ class Profile(basecontact.BaseContact, Singleton):
     # -----------------------------------------------------------------------------------------------------------------
 
     def get_friend_by_number(self, num):
-        return list(filter(lambda x: x.number == num, self._contacts))[0]
+        return list(filter(lambda x: x.number == num and type(x) is Friend, self._contacts))[0]
 
     def get_friend(self, num):
         if num < 0 or num >= len(self._contacts):
@@ -204,6 +209,7 @@ class Profile(basecontact.BaseContact, Singleton):
         if value == -1:  # all friends were deleted
             self._screen.account_name.setText('')
             self._screen.account_status.setText('')
+            self._screen.account_status.setToolTip('')
             self._active_friend = -1
             self._screen.account_avatar.setHidden(True)
             self._messages.clear()
@@ -251,12 +257,15 @@ class Profile(basecontact.BaseContact, Singleton):
                                 print('Incoming not started transfer - no info found')
                     elif message.get_type() == MESSAGE_TYPE['INLINE']:  # inline
                         self.create_inline_item(message.get_data())
-                    else:  # info message
+                    elif message.get_type() < 5:  # info message
                         data = message.get_data()
                         self.create_message_item(data[0],
                                                  data[2],
                                                  '',
                                                  data[3])
+                    else:
+                        data = message.get_data()
+                        self.create_gc_message_item(data[0], data[2], data[1], data[4], data[3])
                 self._messages.scrollToBottom()
                 self._load_history = True
                 if value in self._call:
@@ -270,6 +279,10 @@ class Profile(basecontact.BaseContact, Singleton):
 
             self._screen.account_name.setText(friend.name)
             self._screen.account_status.setText(friend.status_message)
+            self._screen.account_status.setToolTip(friend.get_full_status())
+            if friend.tox_id is None:
+                avatar_path = curr_directory() + '/images/group.png'
+            else:
                 avatar_path = (ProfileHelper.get_path() + 'avatars/{}.png').format(friend.tox_id[:TOX_PUBLIC_KEY_SIZE * 2])
             if not os.path.isfile(avatar_path):  # load default image
                 avatar_path = curr_directory() + '/images/avatar.png'
@@ -282,9 +295,10 @@ class Profile(basecontact.BaseContact, Singleton):
             log('Error in set active: ' + str(ex))
             raise
 
-    def set_active_by_number(self, number):
+    def set_active_by_number_and_type(self, number, is_friend):
         for i in range(len(self._contacts)):
-            if self._contacts[i].number == number:
+            c = self._contacts[i]
+            if c.number == number and (type(c) is Friend == is_friend):
                 self._active_friend = i
                 break
 
@@ -347,7 +361,7 @@ class Profile(basecontact.BaseContact, Singleton):
                 elif data[1] == friend_number and not data[2]:
                     self.send_file(data[0], friend_number, True, key)
                     del self._paused_file_transfers[key]
-            if friend_number == self.get_active_number():
+            if friend_number == self.get_active_number() and self.is_active_a_friend():
                 self.update()
         except Exception as ex:
             print('Exception in file sending: ' + str(ex))
@@ -389,7 +403,7 @@ class Profile(basecontact.BaseContact, Singleton):
         """
         Display incoming typing notification
         """
-        if friend_number == self.get_active_number():
+        if friend_number == self.get_active_number() and self.is_active_a_friend():
             self._screen.typing.setVisible(typing)
 
     # -----------------------------------------------------------------------------------------------------------------
@@ -445,7 +459,7 @@ class Profile(basecontact.BaseContact, Singleton):
         :param message_type: message type - plain text or action message (/me)
         :param message: text of message
         """
-        if friend_num == self.get_active_number():  # add message to list
+        if friend_num == self.get_active_number()and self.is_active_a_friend():  # add message to list
             t = time.time()
             self.create_message_item(message, t, MESSAGE_OWNER['FRIEND'], message_type)
             self._messages.scrollToBottom()
@@ -465,6 +479,9 @@ class Profile(basecontact.BaseContact, Singleton):
         :param text: message text
         :param friend_num: num of friend
         """
+        if not self.is_active_a_friend():
+            self.send_gc_message(text)
+            return
         if friend_num is None:
             friend_num = self.get_active_number()
         if text.startswith('/plugin '):
@@ -480,8 +497,8 @@ class Profile(basecontact.BaseContact, Singleton):
             friend.inc_receipts()
             if friend.status is not None:
                 self.split_and_send(friend.number, message_type, text.encode('utf-8'))
-            if friend.number == self.get_active_number():
             t = time.time()
+            if friend.number == self.get_active_number() and self.is_active_a_friend():
                 self.create_message_item(text, t, MESSAGE_OWNER['NOT_SENT'], message_type)
                 self._screen.messageEdit.clear()
                 self._messages.scrollToBottom()
@@ -504,7 +521,7 @@ class Profile(basecontact.BaseContact, Singleton):
         s = Settings.get_instance()
         if hasattr(self, '_history'):
             if s['save_history']:
-                for friend in self._contacts:
+                for friend in filter(lambda x: type(x) is Friend, self._contacts):
                     if not self._history.friend_exists_in_db(friend.tox_id):
                         self._history.add_friend_to_db(friend.tox_id)
                     if not s['save_unsent_only']:
@@ -571,13 +588,16 @@ class Profile(basecontact.BaseContact, Singleton):
                         print('Incoming not started transfer - no info found')
             elif message.get_type() == MESSAGE_TYPE['INLINE']:  # inline image
                 self.create_inline_item(message.get_data(), False)
-            else:  # info message
+            elif message.get_type() < 5:  # info message
                 data = message.get_data()
                 self.create_message_item(data[0],
                                          data[2],
                                          '',
                                          data[3],
                                          False)
+            else:
+                data = message.get_data()
+                self.create_gc_message_item(data[0], data[2], data[1], data[4], data[3])
         self._load_history = True
 
     def export_db(self, directory):
@@ -636,6 +656,16 @@ class Profile(basecontact.BaseContact, Singleton):
         return self._factory.message_item(text, time, name, owner != MESSAGE_OWNER['NOT_SENT'],
                                           message_type, append, pixmap)
 
+    def create_gc_message_item(self, text, time, owner, name, message_type, append=True):
+        pixmap = None
+        if self._show_avatars:
+            if owner == MESSAGE_OWNER['FRIEND']:
+                pixmap = self.get_curr_friend().get_pixmap()
+            else:
+                pixmap = self.get_pixmap()
+        return self._factory.message_item(text, time, name, True,
+                                          message_type - 5, append, pixmap)
+
     def create_file_transfer_item(self, tm, append=True):
         data = list(tm.get_data())
         data[3] = self.get_friend_by_number(data[4]).name if data[3] else self._name
@@ -692,7 +722,7 @@ class Profile(basecontact.BaseContact, Singleton):
                 except:
                     pass
             settings.save()
-        if num == self.get_active_number():
+        if num == self.get_active_number() and self.is_active_a_friend():
             self.update()
 
     def friend_public_key(self, num):
@@ -843,8 +873,11 @@ class Profile(basecontact.BaseContact, Singleton):
         Recreate tox instance
         :param restart: method which calls restart and returns new tox instance
         """
-        for friend in self._contacts:
-            self.friend_exit(friend.number)
+        for contact in self._contacts:
+            if type(contact) is Friend:
+                self.friend_exit(contact.number)
+            else:
+                self.leave_gc(contact.number)
         self._call.stop()
         del self._call
         del self._tox
@@ -863,7 +896,7 @@ class Profile(basecontact.BaseContact, Singleton):
             QtCore.QTimer.singleShot(50000, self.reconnect)
 
     def close(self):
-        for friend in self._contacts:
+        for friend in filter(lambda x: type(x) is Friend, self._contacts):
             self.friend_exit(friend.number)
         for i in range(len(self._contacts)):
             del self._contacts[0]
@@ -936,7 +969,7 @@ class Profile(basecontact.BaseContact, Singleton):
                                  friend_number,
                                  file_number)
             accepted = False
-        if friend_number == self.get_active_number():
+        if friend_number == self.get_active_number() and self.is_active_a_friend():
             item = self.create_file_transfer_item(tm)
             if accepted:
                 self._file_transfers[(friend_number, file_number)].set_state_changed_handler(item.update_transfer_state)
@@ -967,14 +1000,15 @@ class Profile(basecontact.BaseContact, Singleton):
         else:
             if not already_cancelled:
                 self._tox.file_control(friend_number, file_number, TOX_FILE_CONTROL['CANCEL'])
-            if friend_number == self.get_active_number():
+            if friend_number == self.get_active_number() and self.is_active_a_friend():
                 tmp = self._messages.count() + i
                 if tmp >= 0:
-                    self._messages.itemWidget(self._messages.item(tmp)).update(TOX_FILE_TRANSFER_STATE['CANCELLED'],
+                    self._messages.itemWidget(
+                        self._messages.item(tmp)).update_transfer_state(TOX_FILE_TRANSFER_STATE['CANCELLED'],
                                                                         0, -1)
 
-    def cancel_not_started_transfer(self, time):
-        self.get_curr_friend().delete_one_unsent_file(time)
+    def cancel_not_started_transfer(self, cancel_time):
+        self.get_curr_friend().delete_one_unsent_file(cancel_time)
         self.update()
 
     def pause_transfer(self, friend_number, file_number, by_friend=False):
@@ -1121,7 +1155,7 @@ class Profile(basecontact.BaseContact, Singleton):
         t = type(transfer)
         if t is ReceiveAvatar:
             self.get_friend_by_number(friend_number).load_avatar()
-            if friend_number == self.get_active_number():
+            if friend_number == self.get_active_number() and self.is_active_a_friend():
                 self.set_active(None)
         elif t is ReceiveToBuffer or (t is SendFromBuffer and Settings.get_instance()['allow_inline']):  # inline image
             print('inline')
@@ -1129,7 +1163,7 @@ class Profile(basecontact.BaseContact, Singleton):
             i = self.get_friend_by_number(friend_number).update_transfer_data(file_number,
                                                                               TOX_FILE_TRANSFER_STATE['FINISHED'],
                                                                               inline)
-            if friend_number == self.get_active_number():
+            if friend_number == self.get_active_number() and self.is_active_a_friend():
                 count = self._messages.count()
                 if count + i + 1 >= 0:
                     elem = QtWidgets.QListWidgetItem()
@@ -1171,7 +1205,7 @@ class Profile(basecontact.BaseContact, Singleton):
             ra.set_transfer_finished_handler(self.transfer_finished)
         else:
             self.get_friend_by_number(friend_number).load_avatar()
-            if self.get_active_number() == friend_number:
+            if self.get_active_number() == friend_number and self.is_active_a_friend():
                 self.set_active(None)
 
     def reset_avatar(self):
@@ -1196,6 +1230,8 @@ class Profile(basecontact.BaseContact, Singleton):
     def call_click(self, audio=True, video=False):
         """User clicked audio button in main window"""
         num = self.get_active_number()
+        if not self.is_active_a_friend():
+            return
         if num not in self._call and self.is_active_online():  # start call
             if not Settings.get_instance().audio['enabled']:
                 return
@@ -1213,7 +1249,7 @@ class Profile(basecontact.BaseContact, Singleton):
 
     def incoming_call(self, audio, video, friend_number):
         """
-        Incoming call from friend. Only audio is supported now
+        Incoming call from friend.
         """
         if not Settings.get_instance().audio['enabled']:
             return
@@ -1254,17 +1290,149 @@ class Profile(basecontact.BaseContact, Singleton):
         else:
             text = QtWidgets.QApplication.translate("incoming_call", "Call finished")
         self._screen.call_finished()
+        is_video = self._call.is_video_call(friend_number)
         self._call.finish_call(friend_number, by_friend)  # finish or decline call
         if hasattr(self, '_call_widget'):
             self._call_widget[friend_number].close()
             del self._call_widget[friend_number]
-        threading.Timer(2.0, lambda: cv2.destroyWindow(str(friend_number))).start()
+
+        def destroy_window():
+            if is_video:
+                cv2.destroyWindow(str(friend_number))
+
+        threading.Timer(2.0, destroy_window).start()
         friend = self.get_friend_by_number(friend_number)
         friend.append_message(InfoMessage(text, time.time()))
         if friend_number == self.get_active_number():
             self.create_message_item(text, time.time(), '', MESSAGE_TYPE['INFO_MESSAGE'])
             self._messages.scrollToBottom()
 
+    # -----------------------------------------------------------------------------------------------------------------
+    # GC support
+    # -----------------------------------------------------------------------------------------------------------------
+
+    def is_active_a_friend(self):
+        return type(self.get_curr_friend()) is Friend
+
+    def get_group_by_number(self, number):
+        groups = filter(lambda x: type(x) is GroupChat and x.number == number, self._contacts)
+        return list(groups)[0]
+
+    def add_gc(self, number):
+        if number == -1:
+            return
+        widget = self.create_friend_item()
+        gc = GroupChat('Group chat #' + str(number), '', widget, self._tox, number)
+        self._contacts.append(gc)
+
+    def create_group_chat(self):
+        number = self._tox.add_av_groupchat()
+        self.add_gc(number)
+
+    def leave_gc(self, num):
+        gc = self._contacts[num]
+        self._tox.del_groupchat(gc.number)
+        del self._contacts[num]
+        self._screen.friends_list.takeItem(num)
+        if num == self._active_friend:  # active friend was deleted
+            if not len(self._contacts):  # last friend was deleted
+                self.set_active(-1)
+            else:
+                self.set_active(0)
+
+    def group_invite(self, friend_number, gc_type, data):
+        text = QtWidgets.QApplication.translate('MainWindow', 'User {} invites you to group chat. Accept?')
+        title = QtWidgets.QApplication.translate('MainWindow', 'Group chat invite')
+        friend = self.get_friend_by_number(friend_number)
+        reply = QtWidgets.QMessageBox.question(None, title, text.format(friend.name), QtWidgets.QMessageBox.Yes, QtWidgets.QMessageBox.No)
+        if reply == QtWidgets.QMessageBox.Yes:  # accepted
+            if gc_type == TOX_GROUPCHAT_TYPE['TEXT']:
+                number = self._tox.join_groupchat(friend_number, data)
+            else:
+                number = self._tox.join_av_groupchat(friend_number, data)
+            self.add_gc(number)
+
+    def new_gc_message(self, group_number, peer_number, message_type, message):
+        name = self._tox.group_peername(group_number, peer_number)
+        message_type += 5
+        if group_number == self.get_active_number() and not self.is_active_a_friend():  # add message to list
+            t = time.time()
+            self.create_gc_message_item(message, t, MESSAGE_OWNER['FRIEND'], name, message_type)
+            self._messages.scrollToBottom()
+            self.get_curr_friend().append_message(
+                GroupChatMessage(message, MESSAGE_OWNER['FRIEND'], t, message_type, name))
+        else:
+            gc = self.get_group_by_number(group_number)
+            gc.inc_messages()
+            gc.append_message(
+                GroupChatMessage(message, MESSAGE_OWNER['FRIEND'], time.time(), message_type, name))
+            if not gc.visibility:
+                self.update_filtration()
+
+    def new_gc_title(self, group_number, title):
+        gc = self.get_group_by_number(group_number)
+        gc.new_title(title)
+        if not self.is_active_a_friend() and self.get_active_number() == group_number:
+            self.update()
+
+    def update_gc(self, group_number):
+        count = self._tox.group_number_peers(group_number)
+        gc = self.get_group_by_number(group_number)
+        text = QtWidgets.QApplication.translate('MainWindow', '{} users in chat')
+        gc.status_message = text.format(str(count)).encode('utf-8')
+        if not self.is_active_a_friend() and self.get_active_number() == group_number:
+            self.update()
+
+    def send_gc_message(self, text):
+        group_number = self.get_active_number()
+        if text.startswith('/me '):
+            text = text[4:]
+            self._tox.group_action_send(group_number, text.encode('utf-8'))
+        else:
+            self._tox.group_message_send(group_number, text.encode('utf-8'))
+        self._screen.messageEdit.clear()
+
+    def set_title(self, num):
+        """
+        Set new title for gc
+        """
+        gc = self._contacts[num]
+        name = gc.name
+        dialog = QtWidgets.QApplication.translate('MainWindow',
+                                                  "Enter new title for group {}:")
+        dialog = dialog.format(name)
+        title = QtWidgets.QApplication.translate('MainWindow',
+                                                 'Set title')
+        text, ok = QtWidgets.QInputDialog.getText(None,
+                                                  title,
+                                                  dialog,
+                                                  QtWidgets.QLineEdit.Normal,
+                                                  name)
+        if ok:
+            text = text.encode('utf-8')
+            self._tox.group_set_title(gc.number, text)
+            self.new_gc_title(gc.number, text)
+
+    def get_group_chats(self):
+        chats = filter(lambda x: type(x) is GroupChat, self._contacts)
+        chats = map(lambda c: (c.name, c.number), chats)
+        return list(chats)
+
+    def invite_friend(self, friend_num, group_number):
+        friend = self._contacts[friend_num]
+        self._tox.invite_friend(friend.number, group_number)
+
+    def get_gc_peer_name(self, text):
+        gc = self.get_curr_friend()
+        if type(gc) is not GroupChat:
+            return '\t'
+        names = gc.get_names()
+        name = re.split("\s+", text)[-1]
+        suggested_names = list(filter(lambda x: x.startswith(name), names))
+        if not len(suggested_names):
+            return '\t'
+        return suggested_names[0][len(name):] + ': '
+
 
 def tox_factory(data=None, settings=None):
     """
@@ -1275,6 +1443,8 @@ def tox_factory(data=None, settings=None):
     if settings is None:
         settings = Settings.get_default_settings()
     tox_options = Tox.options_new()
+    # see <https://github.com/irungentoo/toxcore/blob/master/toxcore/tox.h> lines 393-401
+    tox_options.contents.ipv6_enabled = settings['ipv6_enabled']
     tox_options.contents.udp_enabled = settings['udp_enabled']
     tox_options.contents.proxy_type = settings['proxy_type']
     tox_options.contents.proxy_host = bytes(settings['proxy_host'], 'UTF-8')

toxygen/settings.py

@@ -104,7 +104,7 @@ class Settings(dict, Singleton):
         """
         return {
             'theme': 'dark',
-            'ipv6_enabled': True,
+            'ipv6_enabled': False,
             'udp_enabled': True,
             'proxy_type': 0,
             'proxy_host': '127.0.0.1',
@@ -144,7 +144,9 @@ class Settings(dict, Singleton):
             'show_welcome_screen': True,
             'close_to_tray': False,
             'font': 'Times New Roman',
-            'update': 1
+            'update': 1,
+            'group_notifications': True,
+            'download_nodes_list': False
         }
 
     @staticmethod

toxygen/tox.py

@@ -1,5 +1,4 @@
-from ctypes import c_char_p, Structure, c_bool, byref, c_int, c_size_t, POINTER, c_uint16, c_void_p, c_uint64
-from ctypes import create_string_buffer, ArgumentError, CFUNCTYPE, c_uint32, sizeof, c_uint8
+from ctypes import *
 from toxcore_enums_and_consts import *
 from toxav import ToxAV
 from libtox import LibToxCore
@@ -91,6 +90,11 @@ class Tox:
             self.file_recv_chunk_cb = None
             self.friend_lossy_packet_cb = None
             self.friend_lossless_packet_cb = None
+            self.group_namelist_change_cb = None
+            self.group_title_cb = None
+            self.group_action_cb = None
+            self.group_message_cb = None
+            self.group_invite_cb = None
 
             self.AV = ToxAV(self._tox_pointer)
 
@@ -1509,3 +1513,89 @@ class Tox:
             return result
         elif tox_err_get_port == TOX_ERR_GET_PORT['NOT_BOUND']:
             raise RuntimeError('The instance was not bound to any port.')
+
+    # -----------------------------------------------------------------------------------------------------------------
+    # Group chats
+    # -----------------------------------------------------------------------------------------------------------------
+
+    def del_groupchat(self, groupnumber):
+        result = Tox.libtoxcore.tox_del_groupchat(self._tox_pointer, c_int(groupnumber), None)
+        return result
+
+    def group_peername(self, groupnumber, peernumber):
+        buffer = create_string_buffer(TOX_MAX_NAME_LENGTH)
+        result = Tox.libtoxcore.tox_group_peername(self._tox_pointer, c_int(groupnumber), c_int(peernumber),
+                                                   buffer, None)
+        return str(buffer[:result], 'utf-8')
+
+    def invite_friend(self, friendnumber, groupnumber):
+        result = Tox.libtoxcore.tox_invite_friend(self._tox_pointer, c_int(friendnumber),
+                                                  c_int(groupnumber), None)
+        return result
+
+    def join_groupchat(self, friendnumber, data):
+        result = Tox.libtoxcore.tox_join_groupchat(self._tox_pointer,
+                                                   c_int(friendnumber), c_char_p(data), c_uint16(len(data)), None)
+        return result
+
+    def group_message_send(self, groupnumber, message):
+        result = Tox.libtoxcore.tox_group_message_send(self._tox_pointer, c_int(groupnumber), c_char_p(message),
+                                                       c_uint16(len(message)), None)
+        return result
+
+    def group_action_send(self, groupnumber, action):
+        result = Tox.libtoxcore.tox_group_action_send(self._tox_pointer,
+                                                      c_int(groupnumber), c_char_p(action),
+                                                      c_uint16(len(action)), None)
+        return result
+
+    def group_set_title(self, groupnumber, title):
+        result = Tox.libtoxcore.tox_group_set_title(self._tox_pointer, c_int(groupnumber),
+                                                    c_char_p(title), c_uint8(len(title)), None)
+        return result
+
+    def group_get_title(self, groupnumber):
+        buffer = create_string_buffer(TOX_MAX_NAME_LENGTH)
+        result = Tox.libtoxcore.tox_group_get_title(self._tox_pointer,
+                                                    c_int(groupnumber), buffer,
+                                                    c_uint32(TOX_MAX_NAME_LENGTH), None)
+        return str(buffer[:result], 'utf-8')
+
+    def group_number_peers(self, groupnumber):
+        result = Tox.libtoxcore.tox_group_number_peers(self._tox_pointer, c_int(groupnumber), None)
+        return result
+
+    def add_av_groupchat(self):
+        result = self.AV.libtoxav.toxav_add_av_groupchat(self._tox_pointer, None, None)
+        return result
+
+    def join_av_groupchat(self, friendnumber, data):
+        result = self.AV.libtoxav.toxav_join_av_groupchat(self._tox_pointer, c_int32(friendnumber),
+                                                      c_char_p(data), c_uint16(len(data)),
+                                                      None, None)
+        return result
+
+    def callback_group_invite(self, callback, user_data=None):
+        c_callback = CFUNCTYPE(None, c_void_p, c_int32, c_uint8, POINTER(c_uint8), c_uint16, c_void_p)
+        self.group_invite_cb = c_callback(callback)
+        Tox.libtoxcore.tox_callback_group_invite(self._tox_pointer, self.group_invite_cb, user_data)
+
+    def callback_group_message(self, callback, user_data=None):
+        c_callback = CFUNCTYPE(None, c_void_p, c_int, c_int, c_char_p, c_uint16, c_void_p)
+        self.group_message_cb = c_callback(callback)
+        Tox.libtoxcore.tox_callback_group_message(self._tox_pointer, self.group_message_cb, user_data)
+
+    def callback_group_action(self, callback, user_data=None):
+        c_callback = CFUNCTYPE(None, c_void_p, c_int, c_int, c_char_p, c_uint16, c_void_p)
+        self.group_action_cb = c_callback(callback)
+        Tox.libtoxcore.tox_callback_group_action(self._tox_pointer, self.group_action_cb, user_data)
+
+    def callback_group_title(self, callback, user_data=None):
+        c_callback = CFUNCTYPE(None, c_void_p, c_int, c_int, c_char_p, c_uint8, c_void_p)
+        self.group_title_cb = c_callback(callback)
+        Tox.libtoxcore.tox_callback_group_title(self._tox_pointer, self.group_title_cb, user_data)
+
+    def callback_group_namelist_change(self, callback, user_data=None):
+        c_callback = CFUNCTYPE(None, c_void_p, c_int, c_int, c_uint8, c_void_p)
+        self.group_namelist_change_cb = c_callback(callback)
+        Tox.libtoxcore.tox_callback_group_namelist_change(self._tox_pointer, self.group_namelist_change_cb, user_data)

toxygen/toxcore_enums_and_consts.py

@@ -188,6 +188,17 @@ TOX_ERR_GET_PORT = {
     'NOT_BOUND': 1,
 }
 
+TOX_CHAT_CHANGE = {
+    'PEER_ADD': 0,
+    'PEER_DEL': 1,
+    'PEER_NAME': 2
+}
+
+TOX_GROUPCHAT_TYPE = {
+    'TEXT': 0,
+    'AV': 1
+}
+
 TOX_PUBLIC_KEY_SIZE = 32
 
 TOX_ADDRESS_SIZE = TOX_PUBLIC_KEY_SIZE + 6

toxygen/util.py

@@ -5,7 +5,7 @@ import sys
 import re
 
 
-program_version = '0.3.1'
+program_version = '0.4.2'
 
 
 def cached(func):