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Move lazyLoadMembers to own method

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This commit is contained in:
Till Faelligen 2022-06-28 20:20:11 +02:00
parent df2ca98e7e
commit 42c8dbb4e1
1 changed files with 35 additions and 25 deletions
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60
syncapi/routing/messages.go
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@ -200,30 +200,6 @@ func OnIncomingMessagesRequest(
return jsonerror.InternalServerError()
}
// at least fetch the membership events for the users returned in chunk if LazyLoadMembers is set
state := []gomatrixserverlib.ClientEvent{}
if filter.LazyLoadMembers {
membershipToUser := make(map[string]*gomatrixserverlib.HeaderedEvent)
for _, evt := range clientEvents {
// Don't add membership events the client should already know about
if _, cached := lazyLoadCache.IsLazyLoadedUserCached(device, roomID, evt.Sender); cached {
continue
}
membership, err := db.GetStateEvent(req.Context(), roomID, gomatrixserverlib.MRoomMember, evt.Sender)
if err != nil {
util.GetLogger(req.Context()).WithError(err).Error("failed to get membership event for user")
continue
}
if membership != nil {
membershipToUser[evt.Sender] = membership
lazyLoadCache.StoreLazyLoadedUser(device, roomID, evt.Sender, membership.EventID())
}
}
for _, evt := range membershipToUser {
state = append(state, gomatrixserverlib.HeaderedToClientEvent(evt, gomatrixserverlib.FormatSync))
}
}
util.GetLogger(req.Context()).WithFields(logrus.Fields{
"from": from.String(),
"to": to.String(),
@ -237,8 +213,8 @@ func OnIncomingMessagesRequest(
Chunk: clientEvents,
Start: start.String(),
End: end.String(),
State: state,
}
res.applyLazyLoadMembers(req.Context(), db, roomID, device, filter.LazyLoadMembers, lazyLoadCache)
// If we didn't return any events, set the end to an empty string, so it will be omitted
// in the response JSON.
@ -256,6 +232,40 @@ func OnIncomingMessagesRequest(
}
}
// applyLazyLoadMembers loads membership events for users returned in Chunk, if the filter has
// LazyLoadMembers enabled.
func (m *messagesResp) applyLazyLoadMembers(
ctx context.Context,
db storage.Database,
roomID string,
device *userapi.Device,
lazyLoad bool,
lazyLoadCache caching.LazyLoadCache,
) {
if !lazyLoad {
return
}
membershipToUser := make(map[string]*gomatrixserverlib.HeaderedEvent)
for _, evt := range m.Chunk {
// Don't add membership events the client should already know about
if _, cached := lazyLoadCache.IsLazyLoadedUserCached(device, roomID, evt.Sender); cached {
continue
}
membership, err := db.GetStateEvent(ctx, roomID, gomatrixserverlib.MRoomMember, evt.Sender)
if err != nil {
util.GetLogger(ctx).WithError(err).Error("failed to get membership event for user")
continue
}
if membership != nil {
membershipToUser[evt.Sender] = membership
lazyLoadCache.StoreLazyLoadedUser(device, roomID, evt.Sender, membership.EventID())
}
}
for _, evt := range membershipToUser {
m.State = append(m.State, gomatrixserverlib.HeaderedToClientEvent(evt, gomatrixserverlib.FormatSync))
}
}
func checkIsRoomForgotten(ctx context.Context, roomID, userID string, rsAPI api.SyncRoomserverAPI) (forgotten bool, exists bool, err error) {
req := api.QueryMembershipForUserRequest{
RoomID: roomID,