enhancement: inject the creation time into sharing permissions

services/graph/pkg/service/v0/base.go

@@ -16,12 +16,13 @@ import (
 	link "github.com/cs3org/go-cs3apis/cs3/sharing/link/v1beta1"
 	storageprovider "github.com/cs3org/go-cs3apis/cs3/storage/provider/v1beta1"
 	types "github.com/cs3org/go-cs3apis/cs3/types/v1beta1"
+	libregraph "github.com/owncloud/libre-graph-api-go"
+	"google.golang.org/protobuf/types/known/fieldmaskpb"
+
 	"github.com/cs3org/reva/v2/pkg/rgrpc/todo/pool"
 	"github.com/cs3org/reva/v2/pkg/share"
 	"github.com/cs3org/reva/v2/pkg/storagespace"
 	"github.com/cs3org/reva/v2/pkg/utils"
-	libregraph "github.com/owncloud/libre-graph-api-go"
-	"google.golang.org/protobuf/types/known/fieldmaskpb"
 
 	"github.com/owncloud/ocis/v2/ocis-pkg/log"
 	"github.com/owncloud/ocis/v2/services/graph/pkg/config"
@@ -372,6 +373,10 @@ func (g BaseGraphService) cs3UserShareToPermission(ctx context.Context, share *c
 	if share.GetExpiration() != nil {
 		perm.SetExpirationDateTime(cs3TimestampToTime(share.GetExpiration()))
 	}
+	// set cTime
+	if share.GetCtime() != nil {
+		perm.SetCreationDateTime(cs3TimestampToTime(share.GetCtime()))
+	}
 	role := unifiedrole.CS3ResourcePermissionsToUnifiedRole(
 		*share.GetPermissions().GetPermissions(),
 		roleCondition,

services/graph/pkg/service/v0/utils.go

@@ -409,6 +409,10 @@ func cs3ReceivedShareToLibreGraphPermissions(ctx context.Context, logger *log.Lo
 		permission.SetExpirationDateTime(cs3TimestampToTime(expiration))
 	}
 
+	if cTime := receivedShare.GetShare().GetCtime(); cTime != nil {
+		permission.SetCreationDateTime(cs3TimestampToTime(cTime))
+	}
+
 	if permissionSet := receivedShare.GetShare().GetPermissions().GetPermissions(); permissionSet != nil {
 		condition, err := roleConditionForResourceType(resourceInfo)
 		if err != nil {