move templateFuncs to one file, add middleware context.

modules/middleware/auth.go

@@ -0,0 +1,28 @@
+// 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"
+)
+
+func SignInRequire(redirect bool) martini.Handler {
+	return func(ctx *Context) {
+		if !ctx.IsSigned {
+			if redirect {
+				ctx.Render.Redirect("/")
+			}
+			return
+		}
+	}
+}
+
+func SignOutRequire() martini.Handler {
+	return func(ctx *Context) {
+		if ctx.IsSigned {
+			ctx.Render.Redirect("/")
+		}
+	}
+}