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Merge pull request #3198 from matrix-org/erikj/fixup_return_pagination

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Refactor get_recent_events_for_room return type
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Erik Johnston 2018-05-09 16:07:14 +01:00 committed by GitHub
commit 5adb75bcba
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3 changed files with 22 additions and 8 deletions
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12
synapse/handlers/initial_sync.py
View file

@ -181,8 +181,8 @@ class InitialSyncHandler(BaseHandler):
self.store, user_id, messages self.store, user_id, messages
) )
start_token = now_token.copy_and_replace("room_key", token[0]) start_token = now_token.copy_and_replace("room_key", token)
end_token = now_token.copy_and_replace("room_key", token[1]) end_token = now_token.copy_and_replace("room_key", room_end_token)
time_now = self.clock.time_msec() time_now = self.clock.time_msec()
d["messages"] = { d["messages"] = {
@ -325,8 +325,8 @@ class InitialSyncHandler(BaseHandler):
self.store, user_id, messages, is_peeking=is_peeking self.store, user_id, messages, is_peeking=is_peeking
) )
start_token = StreamToken.START.copy_and_replace("room_key", token[0]) start_token = StreamToken.START.copy_and_replace("room_key", token)
end_token = StreamToken.START.copy_and_replace("room_key", token[1]) end_token = StreamToken.START.copy_and_replace("room_key", stream_token)
time_now = self.clock.time_msec() time_now = self.clock.time_msec()
@ -408,8 +408,8 @@ class InitialSyncHandler(BaseHandler):
self.store, user_id, messages, is_peeking=is_peeking, self.store, user_id, messages, is_peeking=is_peeking,
) )
start_token = now_token.copy_and_replace("room_key", token[0]) start_token = now_token.copy_and_replace("room_key", token)
end_token = now_token.copy_and_replace("room_key", token[1]) end_token = now_token
time_now = self.clock.time_msec() time_now = self.clock.time_msec()

2
synapse/handlers/sync.py
View file

@ -429,7 +429,7 @@ class SyncHandler(object):
Returns: Returns:
A Deferred map from ((type, state_key)->Event) A Deferred map from ((type, state_key)->Event)
""" """
last_events, token = yield self.store.get_recent_events_for_room( last_events, _ = yield self.store.get_recent_events_for_room(
room_id, end_token=stream_position.room_key, limit=1, room_id, end_token=stream_position.room_key, limit=1,
) )

16
synapse/storage/stream.py
View file

@ -345,6 +345,20 @@ class StreamWorkerStore(EventsWorkerStore, SQLBaseStore):
@defer.inlineCallbacks @defer.inlineCallbacks
def get_recent_events_for_room(self, room_id, limit, end_token): def get_recent_events_for_room(self, room_id, limit, end_token):
"""Get the most recent events in the room in topological ordering.
Args:
room_id (str)
limit (int)
end_token (str): The stream token representing now.
Returns:
Deferred[tuple[list[FrozenEvent], str]]: Returns a list of
events and a token pointing to the start of the returned
events.
The events returned are in ascending order.
"""
rows, token = yield self.get_recent_event_ids_for_room( rows, token = yield self.get_recent_event_ids_for_room(
room_id, limit, end_token, room_id, limit, end_token,
) )
@ -358,7 +372,7 @@ class StreamWorkerStore(EventsWorkerStore, SQLBaseStore):
self._set_before_and_after(events, rows) self._set_before_and_after(events, rows)
defer.returnValue((events, (token, end_token))) defer.returnValue((events, token))
@defer.inlineCallbacks @defer.inlineCallbacks
def get_recent_event_ids_for_room(self, room_id, limit, end_token): def get_recent_event_ids_for_room(self, room_id, limit, end_token):