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Avoid cyclic dependency in handler setup

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Paul "LeoNerd" Evans 2014-12-10 21:17:48 +00:00
parent 1a75ff5c23
commit 5f49914dee
1 changed files with 10 additions and 4 deletions
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14
synapse/handlers/typing.py
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@ -183,10 +183,16 @@ class TypingNotificationHandler(BaseHandler):
class TypingNotificationEventSource(object): class TypingNotificationEventSource(object):
def __init__(self, hs): def __init__(self, hs):
self.hs = hs self.hs = hs
self.handler = hs.get_handlers().typing_notification_handler self._handler = None
def handler(self):
# Avoid cyclic dependency in handler setup
if not self._handler:
self._handler = self.hs.get_handlers().typing_notification_handler
return self._handler
def _make_event_for(self, room_id): def _make_event_for(self, room_id):
typing = self.handler._room_typing[room_id] typing = self.handler()._room_typing[room_id]
return { return {
"type": "m.typing", "type": "m.typing",
"room_id": room_id, "room_id": room_id,
@ -195,7 +201,7 @@ class TypingNotificationEventSource(object):
def get_new_events_for_user(self, user, from_key, limit): def get_new_events_for_user(self, user, from_key, limit):
from_key = int(from_key) from_key = int(from_key)
handler = self.handler handler = self.handler()
events = [] events = []
for room_id in handler._room_serials: for room_id in handler._room_serials:
@ -208,7 +214,7 @@ class TypingNotificationEventSource(object):
return (events, handler._latest_room_serial) return (events, handler._latest_room_serial)
def get_current_key(self): def get_current_key(self):
return self.handler._latest_room_serial return self.handler()._latest_room_serial
def get_pagination_rows(self, user, pagination_config, key): def get_pagination_rows(self, user, pagination_config, key):
return ([], pagination_config.from_key) return ([], pagination_config.from_key)