diff options
Diffstat (limited to 'synapse/storage/stream.py')
| -rw-r--r-- | synapse/storage/stream.py | 32 |
1 files changed, 18 insertions, 14 deletions
diff --git a/synapse/storage/stream.py b/synapse/storage/stream.py index d3adb0bf37..ce98587608 100644 --- a/synapse/storage/stream.py +++ b/synapse/storage/stream.py @@ -738,16 +738,16 @@ class StreamWorkerStore(EventsWorkerStore, SQLBaseStore): def has_room_changed_since(self, room_id, stream_id): return self._events_stream_cache.has_entity_changed(room_id, stream_id) - def paginate_room_events_txn(self, txn, room_id, from_key, to_key=None, + def paginate_room_events_txn(self, txn, room_id, from_token, to_token=None, direction='b', limit=-1, event_filter=None): """Returns list of events before or after a given token. Args: txn room_id (str) - from_key (str): The token used to stream from - to_key (str|None): A token which if given limits the results to - only those before + from_token (RoomStreamToken): The token used to stream from + to_token (RoomStreamToken|None): A token which if given limits the + results to only those before direction(char): Either 'b' or 'f' to indicate whether we are paginating forwards or backwards from `from_key`. limit (int): The maximum number of events to return. Zero or less @@ -757,7 +757,7 @@ class StreamWorkerStore(EventsWorkerStore, SQLBaseStore): Returns: tuple[list[dict], str]: Returns the results as a list of dicts and - a token that points to the end of the result set. The dicts have + a token that points to the end of the result set. The dicts haveq the keys "event_id", "toplogical_ordering" and "stream_orderign". """ # Tokens really represent positions between elements, but we use @@ -767,20 +767,20 @@ class StreamWorkerStore(EventsWorkerStore, SQLBaseStore): if direction == 'b': order = "DESC" bounds = upper_bound( - RoomStreamToken.parse(from_key), self.database_engine + from_token, self.database_engine ) - if to_key: + if to_token: bounds = "%s AND %s" % (bounds, lower_bound( - RoomStreamToken.parse(to_key), self.database_engine + to_token, self.database_engine )) else: order = "ASC" bounds = lower_bound( - RoomStreamToken.parse(from_key), self.database_engine + from_token, self.database_engine ) - if to_key: + if to_token: bounds = "%s AND %s" % (bounds, upper_bound( - RoomStreamToken.parse(to_key), self.database_engine + to_token, self.database_engine )) filter_clause, filter_args = filter_to_clause(event_filter) @@ -821,12 +821,12 @@ class StreamWorkerStore(EventsWorkerStore, SQLBaseStore): # when we are going backwards so we subtract one from the # stream part. toke -= 1 - next_token = str(RoomStreamToken(topo, toke)) + next_token = RoomStreamToken(topo, toke) else: # TODO (erikj): We should work out what to do here instead. - next_token = to_key if to_key else from_key + next_token = to_token if to_token else from_token - return rows, next_token, + return rows, str(next_token), @defer.inlineCallbacks def paginate_room_events(self, room_id, from_key, to_key=None, @@ -851,6 +851,10 @@ class StreamWorkerStore(EventsWorkerStore, SQLBaseStore): the keys "event_id", "toplogical_ordering" and "stream_orderign". """ + from_key = RoomStreamToken.parse(from_key) + if to_key: + to_key = RoomStreamToken.parse(to_key) + rows, token = yield self.runInteraction( "paginate_room_events", self.paginate_room_events_txn, room_id, from_key, to_key, direction, limit, event_filter, |