diff --git a/modules/auth/repo.go b/modules/auth/repo.go
index 5fe091d62..ac1b6b699 100644
--- a/modules/auth/repo.go
+++ b/modules/auth/repo.go
@@ -12,11 +12,8 @@ import (
 
 	"github.com/gogits/binding"
 
-	"github.com/gogits/gogs/models"
 	"github.com/gogits/gogs/modules/base"
 	"github.com/gogits/gogs/modules/log"
-	"github.com/martini-contrib/render"
-	"github.com/martini-contrib/sessions"
 )
 
 type CreateRepoForm struct {
@@ -61,62 +58,3 @@ type DeleteRepoForm struct {
 	UserName string `form:"userName" binding:"Required"`
 	RepoId   int64  `form:"repoId" binding:"Required"`
 }
-
-func RepoAssignment(redirect bool) martini.Handler {
-	return func(params martini.Params, r render.Render, data base.TmplData, session sessions.Session) {
-		// assign false first
-		data["IsRepositoryValid"] = false
-
-		var (
-			user *models.User
-			err  error
-		)
-		// get repository owner
-		isOwner := (data["SignedUserName"] == params["username"])
-		if !isOwner {
-			user, err = models.GetUserByName(params["username"])
-			if err != nil {
-				if redirect {
-					r.Redirect("/")
-					return
-				}
-				//data["ErrorMsg"] = err
-				//log.Error("repo.Single: %v", err)
-				//r.HTML(200, "base/error", data)
-				return
-			}
-		} else {
-			user = SignedInUser(session)
-		}
-		if user == nil {
-			if redirect {
-				r.Redirect("/")
-				return
-			}
-			//data["ErrorMsg"] = "invliad user account for single repository"
-			//log.Error("repo.Single: %v", err)
-			//r.HTML(200, "base/error", data)
-			return
-		}
-		data["IsRepositoryOwner"] = isOwner
-
-		// get repository
-		repo, err := models.GetRepositoryByName(user, params["reponame"])
-		if err != nil {
-			if redirect {
-				r.Redirect("/")
-				return
-			}
-			//data["ErrorMsg"] = err
-			//log.Error("repo.Single: %v", err)
-			//r.HTML(200, "base/error", data)
-			return
-		}
-
-		data["Repository"] = repo
-		data["Owner"] = user
-		data["Title"] = user.Name + "/" + repo.Name
-		data["RepositoryLink"] = data["Title"]
-		data["IsRepositoryValid"] = true
-	}
-}
diff --git a/modules/middleware/context.go b/modules/middleware/context.go
index d3fe7bbfb..42ef1320c 100644
--- a/modules/middleware/context.go
+++ b/modules/middleware/context.go
@@ -29,6 +29,12 @@ type Context struct {
 	Render   render.Render
 	User     *models.User
 	IsSigned bool
+
+	Repo struct {
+		IsValid    bool
+		IsOwner    bool
+		Repository *models.Repository
+	}
 }
 
 // Query querys form parameter.
diff --git a/modules/middleware/repo.go b/modules/middleware/repo.go
new file mode 100644
index 000000000..fcf1f07b9
--- /dev/null
+++ b/modules/middleware/repo.go
@@ -0,0 +1,76 @@
+// Copyright 2014 The Gogs Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package middleware
+
+import (
+	"github.com/codegangsta/martini"
+
+	"github.com/gogits/gogs/models"
+)
+
+func RepoAssignment(redirect bool) martini.Handler {
+	return func(ctx *Context, params martini.Params) {
+		// assign false first
+		ctx.Data["IsRepositoryValid"] = false
+
+		var (
+			user *models.User
+			err  error
+		)
+
+		// get repository owner
+		ctx.Repo.IsOwner = ctx.IsSigned && ctx.User.LowerName == params["username"]
+		ctx.Data["IsRepositoryOwner"] = ctx.Repo.IsOwner
+
+		if !ctx.Repo.IsOwner {
+			user, err = models.GetUserByName(params["username"])
+			if err != nil {
+				if redirect {
+					ctx.Render.Redirect("/")
+					return
+				}
+				//data["ErrorMsg"] = err
+				//log.Error("repo.Single: %v", err)
+				//r.HTML(200, "base/error", data)
+				return
+			}
+		} else {
+			user = ctx.User
+		}
+
+		if user == nil {
+			if redirect {
+				ctx.Render.Redirect("/")
+				return
+			}
+			//data["ErrorMsg"] = "invliad user account for single repository"
+			//log.Error("repo.Single: %v", err)
+			//r.HTML(200, "base/error", data)
+			return
+		}
+
+		// get repository
+		repo, err := models.GetRepositoryByName(user, params["reponame"])
+		if err != nil {
+			if redirect {
+				ctx.Render.Redirect("/")
+				return
+			}
+			//data["ErrorMsg"] = err
+			//log.Error("repo.Single: %v", err)
+			//r.HTML(200, "base/error", data)
+			return
+		}
+
+		ctx.Repo.IsValid = true
+		ctx.Repo.Repository = repo
+
+		ctx.Data["IsRepositoryValid"] = true
+		ctx.Data["Repository"] = repo
+		ctx.Data["Owner"] = user
+		ctx.Data["Title"] = user.Name + "/" + repo.Name
+		ctx.Data["RepositoryLink"] = ctx.Data["Title"]
+	}
+}
diff --git a/routers/repo/single.go b/routers/repo/single.go
index e93395105..bd5cfa119 100644
--- a/routers/repo/single.go
+++ b/routers/repo/single.go
@@ -10,12 +10,14 @@ import (
 )
 
 func Single(ctx *middleware.Context, params martini.Params) {
-	if !ctx.Data["IsRepositoryValid"].(bool) {
+	if !ctx.Repo.IsValid {
 		return
 	}
+
 	if params["branchname"] == "" {
 		params["branchname"] = "master"
 	}
+
 	treename := params["_1"]
 	files, err := models.GetReposFiles(params["username"], params["reponame"],
 		params["branchname"], treename)
@@ -46,11 +48,16 @@ func Single(ctx *middleware.Context, params martini.Params) {
 }
 
 func Setting(ctx *middleware.Context) {
-	if !ctx.Data["IsRepositoryValid"].(bool) {
+	if !ctx.Repo.IsValid {
 		return
 	}
 
-	ctx.Data["Title"] = ctx.Data["Title"].(string) + " - settings"
+	var title string
+	if t, ok := ctx.Data["Title"].(string); ok {
+		title = t
+	}
+
+	ctx.Data["Title"] = title + " - settings"
 	ctx.Data["IsRepoToolbarSetting"] = true
 	ctx.Render.HTML(200, "repo/setting", ctx.Data)
 }
diff --git a/web.go b/web.go
index ad19a5da0..af430917f 100644
--- a/web.go
+++ b/web.go
@@ -68,12 +68,12 @@ func runWeb(*cli.Context) {
 	m.Any("/repo/delete", middleware.SignInRequire(true), binding.Bind(auth.DeleteRepoForm{}), repo.Delete)
 	m.Any("/repo/list", middleware.SignInRequire(false), repo.List)
 
-	m.Get("/:username/:reponame/settings", middleware.SignInRequire(false), auth.RepoAssignment(true), repo.Setting)
+	m.Get("/:username/:reponame/settings", middleware.SignInRequire(false), middleware.RepoAssignment(true), repo.Setting)
 	m.Get("/:username/:reponame/tree/:branchname/**",
-		middleware.SignInRequire(false), auth.RepoAssignment(true), repo.Single)
+		middleware.SignInRequire(false), middleware.RepoAssignment(true), repo.Single)
 	m.Get("/:username/:reponame/tree/:branchname",
-		middleware.SignInRequire(false), auth.RepoAssignment(true), repo.Single)
-	m.Get("/:username/:reponame", middleware.SignInRequire(false), auth.RepoAssignment(true), repo.Single)
+		middleware.SignInRequire(false), middleware.RepoAssignment(true), repo.Single)
+	m.Get("/:username/:reponame", middleware.SignInRequire(false), middleware.RepoAssignment(true), repo.Single)
 
 	//m.Get("/:username/:reponame", repo.Repo)