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Speed up the get_pagination_rows as well

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This commit is contained in:
Mark Haines 2015-05-18 18:21:06 +01:00
parent 591c4bf223
commit e4c65b338d
1 changed files with 17 additions and 3 deletions
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18
synapse/handlers/presence.py
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@ -1154,13 +1154,27 @@ class PresenceEventSource(object):
presence = self.hs.get_handlers().presence_handler
cachemap = presence._user_cachemap
user_ids_to_check = {user}
presence_list = yield presence.store.get_presence_list(
user.localpart, accepted=True
)
if presence_list is None:
presence_list = ()
user_ids_to_check |= set(
UserID.from_string(p["observed_user_id"]) for p in presence_list
)
room_ids = yield presence.get_joined_rooms_for_user(user)
for room_id in set(room_ids) & set(presence._room_serials):
if presence._room_serials[room_id] >= from_key:
joined = yield presence.get_joined_users_for_room_id(room_id)
user_ids_to_check |= set(joined)
updates = []
# TODO(paul): use a DeferredList ? How to limit concurrency.
for observed_user in cachemap.keys():
for observed_user in user_ids_to_check & set(cachemap):
if not (to_key < cachemap[observed_user].serial <= from_key):
continue
if (yield self.is_visible(observer_user, observed_user)):
updates.append((observed_user, cachemap[observed_user]))
# TODO(paul): limit