Added MatrixNot built-in room autojoin

bot_types.py

@@ -18,3 +18,6 @@ class MatrixBotConfig:
 
     auto_verify_all_known_devices: bool = True
     """Enable automatic verification of all known devices on related errors"""
+
+    auto_join_any_room_on_invite: bool = True
+    """Enable automatic join for invites (implemented by automatically adding internal callback on bot creation)"""

new_bot.py

@@ -18,6 +18,9 @@ from nio import RoomSendResponse, RoomSendError
 
 from nio import OlmUnverifiedDeviceError
 
+from nio import MatrixInvitedRoom, InviteMemberEvent
+from nio import JoinResponse
+
 import nio.events
 
 from bot_types import *
@@ -225,13 +228,32 @@ class MatrixBot:
             except:
                 traceback.print_exc()
 
+    async def _callback_autojoin(self, room: MatrixInvitedRoom, event: InviteMemberEvent):
+        try:
+            # event.state_key must be our username
+            if event.state_key != self._client.user_id:
+                return
+            # membership status must be invite
+            if event.membership != "invite":
+                return
+            result = await self._client.join(room.room_id)
+            if type(result) is JoinResponse:
+                self._logger.info(f"Autojoined the room {room.room_id}")
+            else:
+                self._logger.error(f"Can't autojoin the room {room.room_id}")
+        except:
+            self._logger.error(traceback.format_exc())
+
     #
     # LIFECYCLE
     #
     def _setup_client_callbacks(self) -> None:
-        # setup the callbacks
+        """Setup internal client callbacks"""
         self._client.add_response_callback(self._callback_sync, SyncResponse) # type: ignore
 
+        if self._config.auto_join_any_room_on_invite:
+            self._client.add_event_callback(self._callback_autojoin, InviteMemberEvent) # type: ignore
+
     async def _client_login_session_data(self, session_data: dict[str, Any]) -> None:
         """Login using session data. Raises and exception on failure."""
         self._logger.debug("Using stored session data to log in")