Added GetUserByIDCtx. (#17602)

Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>

models/issue_comment.go

@@ -488,7 +488,7 @@ func (c *Comment) LoadAssigneeUserAndTeam() error {
 	var err error
 
 	if c.AssigneeID > 0 && c.Assignee == nil {
-		c.Assignee, err = getUserByID(db.GetEngine(db.DefaultContext), c.AssigneeID)
+		c.Assignee, err = GetUserByIDCtx(db.DefaultContext, c.AssigneeID)
 		if err != nil {
 			if !IsErrUserNotExist(err) {
 				return err
@@ -523,7 +523,7 @@ func (c *Comment) LoadResolveDoer() (err error) {
 	if c.ResolveDoerID == 0 || c.Type != CommentTypeCode {
 		return nil
 	}
-	c.ResolveDoer, err = getUserByID(db.GetEngine(db.DefaultContext), c.ResolveDoerID)
+	c.ResolveDoer, err = GetUserByIDCtx(db.DefaultContext, c.ResolveDoerID)
 	if err != nil {
 		if IsErrUserNotExist(err) {
 			c.ResolveDoer = NewGhostUser()

models/issue_reaction.go

@@ -240,7 +240,7 @@ func (r *Reaction) LoadUser() (*User, error) {
 	if r.User != nil {
 		return r.User, nil
 	}
-	user, err := getUserByID(db.GetEngine(db.DefaultContext), r.UserID)
+	user, err := GetUserByIDCtx(db.DefaultContext, r.UserID)
 	if err != nil {
 		return nil, err
 	}

models/user.go

@@ -1392,7 +1392,12 @@ func getUserByID(e db.Engine, id int64) (*User, error) {
 
 // GetUserByID returns the user object by given ID if exists.
 func GetUserByID(id int64) (*User, error) {
-	return getUserByID(db.GetEngine(db.DefaultContext), id)
+	return GetUserByIDCtx(db.DefaultContext, id)
+}
+
+// GetUserByIDCtx returns the user object by given ID if exists.
+func GetUserByIDCtx(ctx context.Context, id int64) (*User, error) {
+	return getUserByID(db.GetEngine(ctx), id)
 }
 
 // GetUserByName returns user by given name.
@@ -1577,7 +1582,7 @@ func GetUserByEmailContext(ctx context.Context, email string) (*User, error) {
 		return nil, err
 	}
 	if has {
-		return getUserByID(db.GetEngine(ctx), emailAddress.UID)
+		return GetUserByIDCtx(ctx, emailAddress.UID)
 	}
 
 	// Finally, if email address is the protected email address: