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Return events in correct order for /events

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This commit is contained in:
Erik Johnston 2016-02-11 10:07:27 +00:00
parent a1b7902944
commit 0eff740523
2 changed files with 12 additions and 8 deletions
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1
synapse/handlers/room.py
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@ -1061,6 +1061,7 @@ class RoomEventSource(object):
from_key=from_key,
to_key=to_key,
limit=limit or 10,
order='ASC',
)
events = list(room_events)

19
synapse/storage/stream.py
View file

@ -157,7 +157,8 @@ class StreamStore(SQLBaseStore):
defer.returnValue(results)
@defer.inlineCallbacks
def get_room_events_stream_for_rooms(self, room_ids, from_key, to_key, limit=0):
def get_room_events_stream_for_rooms(self, room_ids, from_key, to_key, limit=0,
order='DESC'):
from_id = RoomStreamToken.parse_stream_token(from_key).stream
room_ids = yield self._events_stream_cache.get_entities_changed(
@ -172,7 +173,7 @@ class StreamStore(SQLBaseStore):
for rm_ids in (room_ids[i:i + 20] for i in xrange(0, len(room_ids), 20)):
res = yield defer.gatherResults([
preserve_fn(self.get_room_events_stream_for_room)(
room_id, from_key, to_key, limit,
room_id, from_key, to_key, limit, order=order,
)
for room_id in room_ids
])
@ -181,7 +182,8 @@ class StreamStore(SQLBaseStore):
defer.returnValue(results)
@defer.inlineCallbacks
def get_room_events_stream_for_room(self, room_id, from_key, to_key, limit=0):
def get_room_events_stream_for_room(self, room_id, from_key, to_key, limit=0,
order='DESC'):
if from_key is not None:
from_id = RoomStreamToken.parse_stream_token(from_key).stream
else:
@ -206,8 +208,8 @@ class StreamStore(SQLBaseStore):
" room_id = ?"
" AND not outlier"
" AND stream_ordering > ? AND stream_ordering <= ?"
" ORDER BY stream_ordering DESC LIMIT ?"
)
" ORDER BY stream_ordering %s LIMIT ?"
) % (order,)
txn.execute(sql, (room_id, from_id, to_id, limit))
else:
sql = (
@ -215,8 +217,8 @@ class StreamStore(SQLBaseStore):
" room_id = ?"
" AND not outlier"
" AND stream_ordering <= ?"
" ORDER BY stream_ordering DESC LIMIT ?"
)
" ORDER BY stream_ordering %s LIMIT ?"
) % (order,)
txn.execute(sql, (room_id, to_id, limit))
rows = self.cursor_to_dict(txn)
@ -232,7 +234,8 @@ class StreamStore(SQLBaseStore):
self._set_before_and_after(ret, rows, topo_order=False)
ret.reverse()
if order.lower() == "desc":
ret.reverse()
if rows:
key = "s%d" % min(r["stream_ordering"] for r in rows)