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Amalgamate _filter_events_for_client

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This commit is contained in:
Erik Johnston 2015-10-16 14:52:48 +01:00
parent 5df54de801
commit 366af6b73a
3 changed files with 51 additions and 97 deletions
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54
synapse/handlers/message.py
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@ -146,7 +146,7 @@ class MessageHandler(BaseHandler):
"end": next_token.to_string(),
})
events = yield self._filter_events_for_client(user_id, room_id, events)
events = yield self._filter_events_for_client(user_id, events)
time_now = self.clock.time_msec()
@ -161,52 +161,6 @@ class MessageHandler(BaseHandler):
defer.returnValue(chunk)
@defer.inlineCallbacks
def _filter_events_for_client(self, user_id, room_id, events):
event_id_to_state = yield self.store.get_state_for_events(
frozenset(e.event_id for e in events),
types=(
(EventTypes.RoomHistoryVisibility, ""),
(EventTypes.Member, user_id),
)
)
def allowed(event, state):
if event.type == EventTypes.RoomHistoryVisibility:
return True
membership_ev = state.get((EventTypes.Member, user_id), None)
if membership_ev:
membership = membership_ev.membership
else:
membership = Membership.LEAVE
if membership == Membership.JOIN:
return True
history = state.get((EventTypes.RoomHistoryVisibility, ''), None)
if history:
visibility = history.content.get("history_visibility", "shared")
else:
visibility = "shared"
if visibility == "public":
return True
elif visibility == "shared":
return True
elif visibility == "joined":
return membership == Membership.JOIN
elif visibility == "invited":
return membership == Membership.INVITE
return True
defer.returnValue([
event
for event in events
if allowed(event, event_id_to_state[event.event_id])
])
@defer.inlineCallbacks
def create_and_send_event(self, event_dict, ratelimit=True,
token_id=None, txn_id=None):
@ -424,7 +378,7 @@ class MessageHandler(BaseHandler):
).addErrback(unwrapFirstError)
messages = yield self._filter_events_for_client(
user_id, event.room_id, messages
user_id, messages
)
start_token = now_token.copy_and_replace("room_key", token[0])
@ -519,7 +473,7 @@ class MessageHandler(BaseHandler):
)
messages = yield self._filter_events_for_client(
user_id, room_id, messages
user_id, messages
)
start_token = StreamToken(token[0], 0, 0, 0)
@ -599,7 +553,7 @@ class MessageHandler(BaseHandler):
).addErrback(unwrapFirstError)
messages = yield self._filter_events_for_client(
user_id, room_id, messages
user_id, messages
)
start_token = now_token.copy_and_replace("room_key", token[0])