def delete_message_item_selected_callback(messages_list: QListWidget,
message_item):
# that's ...
dialogs_list = messages_list \
.parentWidget() \
.parentWidget() \
.parentWidget() \
.parentWidget() \
.dialogs_list_frame \
.dialogs_list
dialog: DialogItemWidget = dialogs_list.currentItem()
message_item_widget = messages_list.itemWidget(message_item)
confirmation_dialog = DeleteMsgMessageBox(
message_item_widget.message.mine,
dialog.nickname if len(dialog.nickname) else None)
result = confirmation_dialog.exec_()
if result[0] == QMessageBox.Ok:
delete_message(dialog.peer_id, message_item_widget.message.message_id)
messages_list.takeItem(messages_list.row(message_item))
if result[1]:
delete_message_msg = Message(
message_id=message_item_widget.message.message_id, timestamp=0)
client_base.send_message(
dialog.peer_id,
Packet(action=DeleteMessageAction(),
message=delete_message_msg))
def server_connect(remote_host: str,
remote_port: int,
peer_id_override: str = None) -> tuple:
if len(peers.keys()) == 1024:
return "Reached maximum connections limit", None
address = (remote_host, remote_port)
if address in sockets.keys():
connection, connected = sockets[address]["connection"], sockets[
address]["used"]
if connected:
return "Already connected to {}:{}".format(address[0],
address[1]), None
sockets[address]["used"] = True
else:
connection = socket.socket()
try:
connection.connect(address)
except ConnectionRefusedError:
return "Server is offline", None
except socket.gaierror as e:
return str(e), None
connection.settimeout(30)
sockets[address] = {"connection": connection, "used": True}
peer = Server(remote_host, remote_port)
if peer_id_override:
peer.peer_id = peer_id_override
incoming_message_thread = threading.Thread(
target=server_new_message_listener, args=[peer, connection])
incoming_message_thread.setDaemon(True)
peers[peer.peer_id] = {
"peer": peer,
"thread": incoming_message_thread,
"socket": connection
}
incoming_message_thread.start()
send_message(peer.peer_id, Packet(action=ConnectAction(),
message=Message()))
print('Connected to server')
return None, peer
def send_button_clicked_callback(widget, peer_id):
if peer_id not in client_base.peers.keys():
return
message_text = full_strip(widget.message_input.toPlainText())
widget.message_input.clear()
if not len(message_text):
return
messages_list = widget.parentWidget().parentWidget().messages_list
message = Message(text=message_text, mine=True)
save_message(peer_id, message, "", from_nickname=client_base.nickname)
message_item_widget = MessageItemWidget(message, "", client_base.nickname)
item = QListWidgetItem()
item.setSizeHint(message_item_widget.sizeHint())
messages_list.addItem(item)
messages_list.setItemWidget(item, message_item_widget)
messages_list.scrollToBottom()
msg_copy = copy.deepcopy(message)
msg_copy.mine = False
client_base.send_message(
peer_id, Packet(action=NewMessageAction(), message=msg_copy))
def edit_message_item_selected_callback(opened_dialog: QWidget,
message_item: MessageItemWidget):
old_message: Message = message_item.message
text_to_edit = old_message.text
new_text, ok = QInputDialog.getText(opened_dialog,
"New Text",
'Edit message text',
text=text_to_edit)
if ok and new_text != text_to_edit:
dialog = opened_dialog.parentWidget().parentWidget(
).dialogs_list_frame.dialogs_list.currentItem()
current_peer_id = dialog.peer_id
message_item.message.text = new_text
message_item.init_ui()
new_message = Message(old_message.message_id, old_message.timestamp,
new_text, old_message.attachments, True)
msg_copy = copy.deepcopy(new_message)
msg_copy.mine = False
packet = Packet(action=EditMessageAction(), message=msg_copy)
client_base.send_message(current_peer_id, packet)
message_item.message = new_message
edit_message(current_peer_id, new_message)
def on_receive(self, data, sock):
super().on_receive(data, sock)
return Packet.from_json_obj(json.loads(data))
def delete_dialog_callback(peer_id: str, host: str, port: int):
client_base.send_message(
peer_id, Packet(action=DisconnectAction(), message=Message()))
delete_dialog(peer_id)
client_base.disconnect(Peer(host, port, peer_id))
def new_message_callback(packet: Packet, peer: Peer, window):
messages_list: QListWidget = window.centralWidget(
).opened_dialog_frame.messages_list
action = packet.action.action # yes, I know
peer_id = packet.data.content.get(
"from_peer") if packet.data and packet.data.content.get(
"from_peer", None) else peer.peer_id
previous_peer_id = messages_list.itemWidget(
messages_list.item(
messages_list.count() -
1)).from_peer_id if messages_list.count() > 0 else None
if action == NewMessageAction().action:
message_item_widget = MessageItemWidget(
packet.message,
peer_id,
peer.nickname if type(peer) is Client else "",
previous_peer_id=previous_peer_id)
item = QListWidgetItem()
item.setSizeHint(message_item_widget.sizeHint())
messages_list.addItem(item)
messages_list.setItemWidget(item, message_item_widget)
messages_list.scrollToBottom()
save_message(peer.peer_id, packet.message, peer_id,
peer.nickname if type(peer) is Client else "")
elif action == DeleteMessageAction().action:
delete_message(peer.peer_id, packet.message.message_id)
for index in range(messages_list.count()):
message_item = messages_list.item(index)
message_item_widget: MessageItemWidget = messages_list.itemWidget(
message_item)
if message_item_widget.message.message_id == packet.message.message_id:
messages_list.takeItem(messages_list.row(message_item))
break
elif action == EditMessageAction().action:
edit_message(peer.peer_id, packet.message)
for index in range(messages_list.count()):
message_item = messages_list.item(index)
message_item_widget: MessageItemWidget = messages_list.itemWidget(
message_item)
if message_item_widget.message.message_id == packet.message.message_id:
message_item_widget.init_ui()
break
elif action == PeerInfoAction().action:
nickname = packet.data.content["nickname"]
port = packet.data.content["port"]
update_dialog_info(nickname, port, peer_id)
dialog_widget: DialogItemWidget = window.centralWidget(
).dialogs_list_frame.dialogs_list.currentItem()
dialog_widget.nickname = nickname
dialog_widget.port = port
dialog_widget.update_ui()
messages_list.viewport().setFocus()
if packet.data.content["request"]:
client_base.send_message(
dialog_widget.peer_id,
Packet(message=Message(text=""),
action=PeerInfoAction(),
data=Data(
content={
"nickname": client_base.nickname,
"port": client_base.local_port,
"request": False
})))
elif action == ServiceAction().action:
message_item_widget = MessageItemWidget(packet.message, peer.peer_id,
"", True)
item = QListWidgetItem()
item.setSizeHint(message_item_widget.sizeHint())
messages_list.addItem(item)
messages_list.setItemWidget(item, message_item_widget)
messages_list.scrollToBottom()
save_message(peer.peer_id, packet.message, peer.peer_id, True)
elif action == DisconnectAction().action:
pass
# TODO peer has disconnected
elif action == ConnectAction().action:
if packet.data: # indicates that it's just reconnect
return
# pretend that we are server
client_base.send_message(
peer_id,
Packet(action=ServiceAction(),
message=Message(text="Wrong button, buddy :)")))
client_base.peers[peer_id]["socket"].close()
client_base.peers.pop(peer_id)
sleep(0.5)
dialogs_list = window.centralWidget().dialogs_list_frame.dialogs_list
dialogs_list.takeItem(dialogs_list.row(dialogs_list.currentItem()))
delete_dialog(peer.peer_id)