Added an updates thread and construtor_id to TLObjects

A new thread is now created when MtProtoSender is created.
This thread constantly listens for Telegram updates (such as
incoming messages), so the updates can be received any time
rather than only when sending another request.

tl/__init__.py

@@ -1,9 +1,4 @@
-try:
-    from .all_tlobjects import tlobjects
-    from .session import Session
-    from .mtproto_request import MTProtoRequest
-    from .telegram_client import TelegramClient
-
-except ImportError:
-    import errors
-    raise errors.TLGeneratorNotRan()
+from .all_tlobjects import tlobjects
+from .session import Session
+from .mtproto_request import MTProtoRequest
+from .telegram_client import TelegramClient

tl/mtproto_request.py

@@ -15,6 +15,7 @@ class MTProtoRequest:
         self.confirm_received = False
 
         # These should be overrode
+        self.constructor_id = 0
         self.confirmed = False
         self.responded = False
 

tl/telegram_client.py

@@ -9,6 +9,7 @@ from errors import *
 from network import MtProtoSender, TcpTransport
 from parser.markdown_parser import parse_message_entities
 
+# For sending and receiving requests
 from tl import Session
 from tl.types import PeerUser, PeerChat, PeerChannel, InputPeerUser, InputPeerChat, InputPeerChannel, InputPeerEmpty
 from tl.functions import InvokeWithLayerRequest, InitConnectionRequest
@@ -16,6 +17,9 @@ from tl.functions.help import GetConfigRequest
 from tl.functions.auth import SendCodeRequest, SignInRequest
 from tl.functions.messages import GetDialogsRequest, GetHistoryRequest, SendMessageRequest
 
+# For working with updates
+from tl.types import UpdateShortMessage
+
 
 class TelegramClient:
 
@@ -90,6 +94,11 @@ class TelegramClient:
 
         self.connect(reconnect=True)
 
+    def disconnect(self):
+        """Disconnects from the Telegram server **and pauses all the spawned threads**"""
+        if self.sender:
+            self.sender.disconnect()
+
     # endregion
 
     # region Telegram requests functions
@@ -261,6 +270,10 @@ class TelegramClient:
     def on_update(self, tlobject):
         """This method is fired when there are updates from Telegram.
         Add your own implementation below, or simply override it!"""
-        print('We have an update: {}'.format(str(tlobject)))
+
+        # Only show incoming messages
+        if type(tlobject) is UpdateShortMessage:
+            if not tlobject.out:
+                print('> User with ID {} said "{}"'.format(tlobject.user_id, tlobject.message))
 
     # endregion