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This commit is contained in:
Erik Johnston 2017-12-06 17:01:05 +00:00
parent 25fc142e56
commit 6cf9fe9466
1 changed files with 16 additions and 2 deletions
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18
src/github.com/matrix-org/dendrite/syncapi/storage/syncserver.go
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@ -87,12 +87,16 @@ func (d *SyncServerDatabase) AllJoinedUsersInRooms(ctx context.Context) (map[str
// Events lookups a list of event by their event ID.
// Returns a list of events matching the requested IDs found in the database.
// If an event is not found in the database then it will be omitted from the list.
// Returns an error if there was a problem talking with the database
// Returns an error if there was a problem talking with the database.
// Does not include any transaction IDs in the returned events.
func (d *SyncServerDatabase) Events(ctx context.Context, eventIDs []string) ([]gomatrixserverlib.Event, error) {
streamEvents, err := d.events.selectEvents(ctx, nil, eventIDs)
if err != nil {
return nil, err
}
// We don't include a device here as we only include transaction IDs in
// incremental syncs.
return streamEventsToEvents(nil, streamEvents), nil
}
@ -209,7 +213,11 @@ func (d *SyncServerDatabase) syncStreamPositionTx(
return types.StreamPosition(maxID), nil
}
// IncrementalSync returns all the data needed in order to create an incremental sync response.
// IncrementalSync returns all the data needed in order to create an incremental
// sync response for the given device. If the device has a deviceID events
// returned will include any client transaction IDs associated with the device.
// These transaction IDs come from when the device sent the event via an API
// that included a transaction ID.
func (d *SyncServerDatabase) IncrementalSync(
ctx context.Context,
device *authtypes.Device,
@ -293,6 +301,9 @@ func (d *SyncServerDatabase) CompleteSync(
if err != nil {
return nil, err
}
// We don't include a device here as we don't need to send down
// transaction IDs for complete syncs
recentEvents := streamEventsToEvents(nil, recentStreamEvents)
stateEvents = removeDuplicates(stateEvents, recentEvents)
@ -605,6 +616,9 @@ func (d *SyncServerDatabase) getStateDeltas(
return deltas, nil
}
// streamEventsToEvents converts streamEvent to Event. If device is non-nil and
// matches the streamevent.transactionID device then the transaction ID gets
// added to the unsigned section of the output event.
func streamEventsToEvents(device *authtypes.Device, in []streamEvent) []gomatrixserverlib.Event {
out := make([]gomatrixserverlib.Event, len(in))
for i := 0; i < len(in); i++ {