From d6c77937eef04e748e644b222441a855ae05564b Mon Sep 17 00:00:00 2001
From: ychao_1983 <ychao_1983@sina.com>
Date: Fri, 18 Feb 2022 08:58:37 +0800
Subject: [PATCH] fix-1469

---
 modules/context/auth.go | 26 +++++++++++++++++++++++---
 1 file changed, 23 insertions(+), 3 deletions(-)

diff --git a/modules/context/auth.go b/modules/context/auth.go
index 61a7b029b..dba2c3269 100755
--- a/modules/context/auth.go
+++ b/modules/context/auth.go
@@ -6,12 +6,14 @@
 package context
 
 import (
+	"encoding/base64"
+	"net/http"
+	"strings"
+
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/modules/auth"
 	"code.gitea.io/gitea/modules/log"
 	"code.gitea.io/gitea/modules/setting"
-	"encoding/base64"
-	"net/http"
 
 	"gitea.com/macaron/csrf"
 	"gitea.com/macaron/macaron"
@@ -94,7 +96,14 @@ func Toggle(options *ToggleOptions) macaron.Handler {
 					return
 				}
 
-				ctx.SetCookie("redirect_to", setting.AppSubURL+ctx.Req.URL.RequestURI(), 0, setting.AppSubURL)
+				tempUrl := ctx.Req.URL.RequestURI()
+
+				if strings.Contains(tempUrl, "action/star?") || strings.Contains(tempUrl, "action/watch?") {
+					redirectForStarAndWatch(ctx, tempUrl)
+
+				} else {
+					ctx.SetCookie("redirect_to", setting.AppSubURL+ctx.Req.URL.RequestURI(), 0, setting.AppSubURL)
+				}
 				ctx.Redirect(setting.AppSubURL + "/user/login")
 				return
 			} else if !ctx.User.IsActive && setting.Service.RegisterEmailConfirm {
@@ -159,6 +168,17 @@ func Toggle(options *ToggleOptions) macaron.Handler {
 	}
 }
 
+func redirectForStarAndWatch(ctx *Context, tempUrl string) {
+	splits := strings.Split(tempUrl, "?")
+	if len(splits) > 1 {
+		redirectArguments := strings.Split(splits[1], "=")
+
+		if len(redirectArguments) > 0 && redirectArguments[0] == "redirect_to" {
+			ctx.SetCookie("redirect_to", setting.AppSubURL+strings.Replace(redirectArguments[1], "%2f", "/", -1), 0, setting.AppSubURL)
+		}
+	}
+}
+
 func basicAuth(ctx *Context) bool {
 	var siteAuth = base64.StdEncoding.EncodeToString([]byte(setting.CBAuthUser + ":" + setting.CBAuthPassword))
 	auth := ctx.Req.Header.Get("Authorization")