Matrix-eavesdrop: handle notices

This will log the gerritbot messages

Change-Id: Ic777bf8f8b7d48ae177ea432071df232a39ee9a2

docker/matrix-eavesdrop/src/eavesdrop/bot.py

@@ -28,7 +28,10 @@ import datetime
 
 logging.basicConfig(level=logging.INFO)
 
-from nio import AsyncClient, AsyncClientConfig, LoginResponse, RoomMessageText
+from nio import (
+    AsyncClient, AsyncClientConfig, LoginResponse,
+    RoomMessageText, RoomMessageNotice
+)
 from nio.store.database import DefaultStore
 
 
@@ -135,10 +138,28 @@ class Bot:
         with open(logpath, 'a') as f:
             f.write(line)
 
+    async def notice_callback(self, room, event):
+        config_room = self.room_map.get(room.room_id)
+        if not config_room:
+            return
+        room_name = config_room['id'].split(':')[0]
+        ts = datetime.datetime.utcfromtimestamp(event.server_timestamp/1000.0)
+        event_date = str(ts.date())
+        event_time = str(ts.time())[:8]
+        room_path = self.get_room_path(config_room)
+        filename = f'{room_name}.{event_date}.log'
+        logpath = os.path.join(room_path, filename)
+        body = event.body
+        line = f'{event_date}T{event_time}  -{event.sender}- {body}\n'
+        self.log.info('Logging %s %s', room.room_id, line[:-1])
+        with open(logpath, 'a') as f:
+            f.write(line)
+
     async def run(self):
         await self.login()
         await self.join_rooms()
         self.client.add_event_callback(self.message_callback, RoomMessageText)
+        self.client.add_event_callback(self.notice_callback, RoomMessageNotice)
         try:
             await self.client.sync_forever(timeout=30000, full_state=True)
         finally: