add IsVersion to UploadReadyEvent

Signed-off-by: jkoberg <jkoberg@owncloud.com>

changelog/unreleased/add-version-to-urevent.md

@@ -0,0 +1,5 @@
+Add IsVersion to UploadReadyEvent
+
+Adds an IsVersion flag indicating that this upload is a version of an existing file
+
+https://github.com/cs3org/reva/pull/4847

pkg/events/postprocessing.go

@@ -180,8 +180,9 @@ type UploadReady struct {
  SpaceOwner *user.UserId
  ExecutingUser *user.User
  FileRef *provider.Reference
- Failed bool
  Timestamp *types.Timestamp
+ Failed bool
+ IsVersion bool
  // add reference here? We could use it to inform client pp is finished
 }
 

pkg/storage/utils/decomposedfs/decomposedfs.go

@@ -347,6 +347,14 @@ func (fs *Decomposedfs) Postprocessing(ch <-chan events.Event) {
 
  fs.sessionStore.Cleanup(ctx, session, revertNodeMetadata, keepUpload, unmarkPostprocessing)
 
+ var isVersion bool
+ if session.NodeExists() {
+ info, err := session.GetInfo(ctx)
+ if err == nil && info.MetaData["versionsPath"] != "" {
+ isVersion = true
+ }
+ }
+
  if err := events.Publish(
  ctx,
  fs.stream,
@@ -365,6 +373,7 @@ func (fs *Decomposedfs) Postprocessing(ch <-chan events.Event) {
  },
  Timestamp: utils.TimeToTS(now),
  SpaceOwner: n.SpaceOwnerOrManager(ctx),
+ IsVersion: isVersion,
  },
  ); err != nil {
  sublog.Error().Err(err).Msg("Failed to publish UploadReady event")