Merge release-5.3

api4/channel.go

@@ -97,10 +97,11 @@ func updateChannel(c *Context, w http.ResponseWriter, r *http.Request) {
 	}
 
 	var oldChannel *model.Channel
-	var err *model.AppError
-	if oldChannel, err = c.App.GetChannel(channel.Id); err != nil {
+	if originalOldChannel, err := c.App.GetChannel(channel.Id); err != nil {
 		c.Err = err
 		return
+	} else {
+		oldChannel = originalOldChannel.DeepCopy()
 	}
 
 	switch oldChannel.Type {
@@ -229,10 +230,12 @@ func patchChannel(c *Context, w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	oldChannel, err := c.App.GetChannel(c.Params.ChannelId)
-	if err != nil {
+	var oldChannel *model.Channel
+	if originalOldChannel, err := c.App.GetChannel(c.Params.ChannelId); err != nil {
 		c.Err = err
 		return
+	} else {
+		oldChannel = originalOldChannel.DeepCopy()
 	}
 
 	switch oldChannel.Type {

api4/file.go

@@ -4,6 +4,7 @@
 package api4
 
 import (
+	"crypto/subtle"
 	"io"
 	"io/ioutil"
 	"net/http"
@@ -342,7 +343,7 @@ func getPublicFile(c *Context, w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	if hash != app.GeneratePublicLinkHash(info.Id, *c.App.Config().FileSettings.PublicLinkSalt) {
+	if subtle.ConstantTimeCompare([]byte(hash), []byte(app.GeneratePublicLinkHash(info.Id, *c.App.Config().FileSettings.PublicLinkSalt))) != 1 {
 		c.Err = model.NewAppError("getPublicFile", "api.file.get_file.public_invalid.app_error", nil, "", http.StatusBadRequest)
 		utils.RenderWebAppError(c.App.Config(), w, r, c.Err, c.App.AsymmetricSigningKey())
 		return

app/post.go

@@ -705,8 +705,10 @@ func (a *App) SearchPostsInTeam(terms string, userId string, teamId string, isOr
 				return nil, presult.Err
 			} else {
 				for _, p := range presult.Data.([]*model.Post) {
-					postList.AddPost(p)
-					postList.AddOrder(p.Id)
+					if p.DeleteAt == 0 {
+						postList.AddPost(p)
+						postList.AddOrder(p.Id)
+					}
 				}
 			}
 		}

model/channel.go

@@ -59,6 +59,9 @@ type ChannelPatch struct {
 
 func (o *Channel) DeepCopy() *Channel {
 	copy := *o
+	if copy.SchemeId != nil {
+		copy.SchemeId = NewString(*o.SchemeId)
+	}
 	return &copy
 }
 

store/sqlstore/post_store.go

@@ -1156,7 +1156,7 @@ func (s *SqlPostStore) GetPostsByIds(postIds []string) store.StoreChannel {
 			params[key] = postId
 		}
 
-		query := `SELECT * FROM Posts WHERE Id in (` + keys.String() + `) and DeleteAt = 0 ORDER BY CreateAt DESC`
+		query := `SELECT * FROM Posts WHERE Id in (` + keys.String() + `) ORDER BY CreateAt DESC`
 
 		var posts []*model.Post
 		_, err := s.GetReplica().Select(&posts, query, params)

store/storetest/post_store.go

@@ -1674,8 +1674,8 @@ func testPostStoreGetPostsByIds(t *testing.T, ss store.Store) {
 
 	store.Must(ss.Post().Delete(ro1.Id, model.GetMillis(), ""))
 
-	if ro5 := store.Must(ss.Post().GetPostsByIds(postIds)).([]*model.Post); len(ro5) != 2 {
-		t.Fatalf("Expected 2 posts in results. Got %v", len(ro5))
+	if ro5 := store.Must(ss.Post().GetPostsByIds(postIds)).([]*model.Post); len(ro5) != 3 {
+		t.Fatalf("Expected 3 posts in results. Got %v", len(ro5))
 	}
 }