Add errHandler mid ware

modules/log/error.go

@@ -0,0 +1,32 @@
+// 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 log
+
+import (
+	"github.com/codegangsta/martini"
+	"github.com/martini-contrib/render"
+)
+
+// ErrHandler is an interface for custom error handler.
+type ErrHandler interface {
+	Handle(string, render.Render, error)
+}
+
+// ErrHandle is a Middleware that maps a ErrHandler service into the Martini handler chain.
+func ErrHandle() martini.Handler {
+	return func(context martini.Context) {
+		context.MapTo(&errHandler{}, (*ErrHandler)(nil))
+	}
+}
+
+type errHandler struct {
+}
+
+func (eh *errHandler) Handle(title string, r render.Render, err error) {
+	Error("%s: %v", title, err)
+	r.HTML(200, "base/error", map[string]interface{}{
+		"ErrorMsg": err,
+	})
+}