beego: support more router

//design model
	beego.Get(router, beego.FilterFunc)
	beego.Post(router, beego.FilterFunc)
	beego.Put(router, beego.FilterFunc)
	beego.Head(router, beego.FilterFunc)
	beego.Options(router, beego.FilterFunc)
	beego.Delete(router, beego.FilterFunc)
	beego.Handler(router, http.Handler)

//example

beego.Get("/user", func(ctx *context.Context) {
	ctx.Output.Body([]byte("Get userlist"))
})

beego.Post("/user", func(ctx *context.Context) {
	ctx.Output.Body([]byte("add userlist"))
})

beego.Delete("/user/:id", func(ctx *context.Context) {
	ctx.Output.Body([]byte([]byte(ctx.Input.Param(":id")))
})

import (
    "http"
    "github.com/gorilla/rpc"
    "github.com/gorilla/rpc/json"
)

func init() {
    s := rpc.NewServer()
    s.RegisterCodec(json.NewCodec(), "application/json")
    s.RegisterService(new(HelloService), "")
    beego.Handler("/rpc", s)
}

@@ -136,6 +136,60 @@ func (app *App) AutoRouterWithPrefix(prefix string, c ControllerInterface) *App
 	return app
 	return app
 }
 }
 
 
+// add router for Get method
+func (app *App) Get(rootpath string, f FilterFunc) *App {
+	app.Handlers.Get(rootpath, f)
+	return app
+}
+
+// add router for Post method
+func (app *App) Post(rootpath string, f FilterFunc) *App {
+	app.Handlers.Post(rootpath, f)
+	return app
+}
+
+// add router for Put method
+func (app *App) Put(rootpath string, f FilterFunc) *App {
+	app.Handlers.Put(rootpath, f)
+	return app
+}
+
+// add router for Delete method
+func (app *App) Delete(rootpath string, f FilterFunc) *App {
+	app.Handlers.Delete(rootpath, f)
+	return app
+}
+
+// add router for Options method
+func (app *App) Options(rootpath string, f FilterFunc) *App {
+	app.Handlers.Options(rootpath, f)
+	return app
+}
+
+// add router for Head method
+func (app *App) Head(rootpath string, f FilterFunc) *App {
+	app.Handlers.Head(rootpath, f)
+	return app
+}
+
+// add router for Patch method
+func (app *App) Patch(rootpath string, f FilterFunc) *App {
+	app.Handlers.Patch(rootpath, f)
+	return app
+}
+
+// add router for Patch method
+func (app *App) Any(rootpath string, f FilterFunc) *App {
+	app.Handlers.Any(rootpath, f)
+	return app
+}
+
+// add router for http.Handler
+func (app *App) Handler(rootpath string, h http.Handler) *App {
+	app.Handlers.Handler(rootpath, h)
+	return app
+}
+
 // UrlFor creates a url with another registered controller handler with params.
 // UrlFor creates a url with another registered controller handler with params.
 // The endpoint is formed as path.controller.name to defined the controller method which will run.
 // The endpoint is formed as path.controller.name to defined the controller method which will run.
 // The values need key-pair data to assign into controller method.
 // The values need key-pair data to assign into controller method.

@@ -121,6 +121,60 @@ func AutoPrefix(prefix string, c ControllerInterface) *App {
 	return BeeApp
 	return BeeApp
 }
 }
 
 
+// register router for Get method
+func Get(rootpath string, f FilterFunc) *App {
+	BeeApp.Get(rootpath, f)
+	return BeeApp
+}
+
+// register router for Post method
+func Post(rootpath string, f FilterFunc) *App {
+	BeeApp.Post(rootpath, f)
+	return BeeApp
+}
+
+// register router for Delete method
+func Delete(rootpath string, f FilterFunc) *App {
+	BeeApp.Delete(rootpath, f)
+	return BeeApp
+}
+
+// register router for Put method
+func Put(rootpath string, f FilterFunc) *App {
+	BeeApp.Put(rootpath, f)
+	return BeeApp
+}
+
+// register router for Head method
+func Head(rootpath string, f FilterFunc) *App {
+	BeeApp.Head(rootpath, f)
+	return BeeApp
+}
+
+// register router for Options method
+func Options(rootpath string, f FilterFunc) *App {
+	BeeApp.Options(rootpath, f)
+	return BeeApp
+}
+
+// register router for Patch method
+func Patch(rootpath string, f FilterFunc) *App {
+	BeeApp.Patch(rootpath, f)
+	return BeeApp
+}
+
+// register router for all method
+func Any(rootpath string, f FilterFunc) *App {
+	BeeApp.Any(rootpath, f)
+	return BeeApp
+}
+
+// register router for own Handler
+func Handler(rootpath string, h http.Handler) *App {
+	BeeApp.Handler(rootpath, h)
+	return BeeApp
+}
+
 // ErrorHandler registers http.HandlerFunc to each http err code string.
 // ErrorHandler registers http.HandlerFunc to each http err code string.
 // usage:
 // usage:
 // 	beego.ErrorHandler("404",NotFound)
 // 	beego.ErrorHandler("404",NotFound)

@@ -35,6 +35,12 @@ const (
 	FinishRouter
 	FinishRouter
 )
 )
 
 
+const (
+	routerTypeBeego = iota
+	routerTypeRESTFul
+	routerTypeHandler
+)
+
 var (
 var (
 	// supported http methods.
 	// supported http methods.
 	HTTPMETHOD = []string{"get", "post", "put", "delete", "patch", "options", "head", "trace", "connect"}
 	HTTPMETHOD = []string{"get", "post", "put", "delete", "patch", "options", "head", "trace", "connect"}
@@ -60,6 +66,9 @@ type controllerInfo struct {
 	controllerType reflect.Type
 	controllerType reflect.Type
 	methods        map[string]string
 	methods        map[string]string
 	hasMethod      bool
 	hasMethod      bool
+	handler        http.Handler
+	runfunction    FilterFunc
+	routerType     int
 }
 }
 
 
 // ControllerRegistor containers registered router rules, controller handlers and filters.
 // ControllerRegistor containers registered router rules, controller handlers and filters.
@@ -92,10 +101,211 @@ func NewControllerRegistor() *ControllerRegistor {
 //	Add("/api",&RestController{},"get,post:ApiFunc")
 //	Add("/api",&RestController{},"get,post:ApiFunc")
 //	Add("/simple",&SimpleController{},"get:GetFunc;post:PostFunc")
 //	Add("/simple",&SimpleController{},"get:GetFunc;post:PostFunc")
 func (p *ControllerRegistor) Add(pattern string, c ControllerInterface, mappingMethods ...string) {
 func (p *ControllerRegistor) Add(pattern string, c ControllerInterface, mappingMethods ...string) {
-	parts := strings.Split(pattern, "/")
+	j, params, parts := p.splitRoute(pattern)
+	reflectVal := reflect.ValueOf(c)
+	t := reflect.Indirect(reflectVal).Type()
+	methods := make(map[string]string)
+	if len(mappingMethods) > 0 {
+		semi := strings.Split(mappingMethods[0], ";")
+		for _, v := range semi {
+			colon := strings.Split(v, ":")
+			if len(colon) != 2 {
+				panic("method mapping format is invalid")
+			}
+			comma := strings.Split(colon[0], ",")
+			for _, m := range comma {
+				if m == "*" || utils.InSlice(strings.ToLower(m), HTTPMETHOD) {
+					if val := reflectVal.MethodByName(colon[1]); val.IsValid() {
+						methods[strings.ToLower(m)] = colon[1]
+					} else {
+						panic(colon[1] + " method doesn't exist in the controller " + t.Name())
+					}
+				} else {
+					panic(v + " is an invalid method mapping. Method doesn't exist " + m)
+				}
+			}
+		}
+	}
+	if j == 0 {
+		//now create the Route
+		route := &controllerInfo{}
+		route.pattern = pattern
+		route.controllerType = t
+		route.methods = methods
+		route.routerType = routerTypeBeego
+		if len(methods) > 0 {
+			route.hasMethod = true
+		}
+		p.fixrouters = append(p.fixrouters, route)
+	} else { // add regexp routers
+		//recreate the url pattern, with parameters replaced
+		//by regular expressions. then compile the regex
+		pattern = strings.Join(parts, "/")
+		regex, regexErr := regexp.Compile(pattern)
+		if regexErr != nil {
+			//TODO add error handling here to avoid panic
+			panic(regexErr)
+		}
+
+		//now create the Route
+
+		route := &controllerInfo{}
+		route.regex = regex
+		route.params = params
+		route.pattern = pattern
+		route.methods = methods
+		route.routerType = routerTypeBeego
+		if len(methods) > 0 {
+			route.hasMethod = true
+		}
+		route.controllerType = t
+		p.routers = append(p.routers, route)
+	}
+}
+
+// add get method
+// usage:
+//    Get("/", func(ctx *context.Context){
+//          ctx.Output.Body("hello world")
+//    })
+func (p *ControllerRegistor) Get(pattern string, f FilterFunc) {
+	p.AddMethod("get", pattern, f)
+}
+
+// add post method
+// usage:
+//    Post("/api", func(ctx *context.Context){
+//          ctx.Output.Body("hello world")
+//    })
+func (p *ControllerRegistor) Post(pattern string, f FilterFunc) {
+	p.AddMethod("post", pattern, f)
+}
+
+// add put method
+// usage:
+//    Put("/api/:id", func(ctx *context.Context){
+//          ctx.Output.Body("hello world")
+//    })
+func (p *ControllerRegistor) Put(pattern string, f FilterFunc) {
+	p.AddMethod("put", pattern, f)
+}
+
+// add delete method
+// usage:
+//    Delete("/api/:id", func(ctx *context.Context){
+//          ctx.Output.Body("hello world")
+//    })
+func (p *ControllerRegistor) Delete(pattern string, f FilterFunc) {
+	p.AddMethod("delete", pattern, f)
+}
+
+// add head method
+// usage:
+//    Head("/api/:id", func(ctx *context.Context){
+//          ctx.Output.Body("hello world")
+//    })
+func (p *ControllerRegistor) Head(pattern string, f FilterFunc) {
+	p.AddMethod("head", pattern, f)
+}
+
+// add patch method
+// usage:
+//    Patch("/api/:id", func(ctx *context.Context){
+//          ctx.Output.Body("hello world")
+//    })
+func (p *ControllerRegistor) Patch(pattern string, f FilterFunc) {
+	p.AddMethod("patch", pattern, f)
+}
+
+// add options method
+// usage:
+//    Options("/api/:id", func(ctx *context.Context){
+//          ctx.Output.Body("hello world")
+//    })
+func (p *ControllerRegistor) Options(pattern string, f FilterFunc) {
+	p.AddMethod("options", pattern, f)
+}
+
+// add all method
+// usage:
+//    Any("/api/:id", func(ctx *context.Context){
+//          ctx.Output.Body("hello world")
+//    })
+func (p *ControllerRegistor) Any(pattern string, f FilterFunc) {
+	p.AddMethod("*", pattern, f)
+}
+
+// add http method router
+// usage:
+//    AddMethod("get","/api/:id", func(ctx *context.Context){
+//          ctx.Output.Body("hello world")
+//    })
+func (p *ControllerRegistor) AddMethod(method, pattern string, f FilterFunc) {
+	if method != "*" && !utils.InSlice(strings.ToLower(method), HTTPMETHOD) {
+		panic("not support http method: " + method)
+	}
+	route := &controllerInfo{}
+	route.routerType = routerTypeRESTFul
+	route.runfunction = f
+	methods := make(map[string]string)
+	if method == "*" {
+		for _, val := range HTTPMETHOD {
+			methods[val] = val
+		}
+	} else {
+		methods[method] = method
+	}
+	route.methods = methods
+	paramnums, params, parts := p.splitRoute(pattern)
+	if paramnums == 0 {
+		//now create the Route
+		route.pattern = pattern
+		p.fixrouters = append(p.fixrouters, route)
+	} else {
+		//recreate the url pattern, with parameters replaced
+		//by regular expressions. then compile the regex
+		pattern = strings.Join(parts, "/")
+		regex, regexErr := regexp.Compile(pattern)
+		if regexErr != nil {
+			panic(regexErr)
+		}
+		//now create the Route
+		route.regex = regex
+		route.params = params
+		route.pattern = pattern
+		p.routers = append(p.routers, route)
+	}
+}
 
 
+func (p *ControllerRegistor) Handler(pattern string, h http.Handler) {
+	paramnums, params, parts := p.splitRoute(pattern)
+	route := &controllerInfo{}
+	route.routerType = routerTypeHandler
+	route.handler = h
+	if paramnums == 0 {
+		route.pattern = pattern
+		p.fixrouters = append(p.fixrouters, route)
+	} else {
+		//recreate the url pattern, with parameters replaced
+		//by regular expressions. then compile the regex
+		pattern = strings.Join(parts, "/")
+		regex, regexErr := regexp.Compile(pattern)
+		if regexErr != nil {
+			panic(regexErr)
+		}
+		//now create the Route
+		route.regex = regex
+		route.params = params
+		route.pattern = pattern
+		p.routers = append(p.routers, route)
+	}
+}
+
+// analisys the patter to params & parts
+func (p *ControllerRegistor) splitRoute(pattern string) (paramnums int, params map[int]string, parts []string) {
+	parts = strings.Split(pattern, "/")
 	j := 0
 	j := 0
-	params := make(map[int]string)
+	params = make(map[int]string)
 	for i, part := range parts {
 	for i, part := range parts {
 		if strings.HasPrefix(part, ":") {
 		if strings.HasPrefix(part, ":") {
 			expr := "(.*)"
 			expr := "(.*)"
@@ -180,63 +390,7 @@ func (p *ControllerRegistor) Add(pattern string, c ControllerInterface, mappingM
 			parts[i] = string(out)
 			parts[i] = string(out)
 		}
 		}
 	}
 	}
-	reflectVal := reflect.ValueOf(c)
-	t := reflect.Indirect(reflectVal).Type()
-	methods := make(map[string]string)
-	if len(mappingMethods) > 0 {
-		semi := strings.Split(mappingMethods[0], ";")
-		for _, v := range semi {
-			colon := strings.Split(v, ":")
-			if len(colon) != 2 {
-				panic("method mapping format is invalid")
-			}
-			comma := strings.Split(colon[0], ",")
-			for _, m := range comma {
-				if m == "*" || utils.InSlice(strings.ToLower(m), HTTPMETHOD) {
-					if val := reflectVal.MethodByName(colon[1]); val.IsValid() {
-						methods[strings.ToLower(m)] = colon[1]
-					} else {
-						panic(colon[1] + " method doesn't exist in the controller " + t.Name())
-					}
-				} else {
-					panic(v + " is an invalid method mapping. Method doesn't exist " + m)
-				}
-			}
-		}
-	}
-	if j == 0 {
-		//now create the Route
-		route := &controllerInfo{}
-		route.pattern = pattern
-		route.controllerType = t
-		route.methods = methods
-		if len(methods) > 0 {
-			route.hasMethod = true
-		}
-		p.fixrouters = append(p.fixrouters, route)
-	} else { // add regexp routers
-		//recreate the url pattern, with parameters replaced
-		//by regular expressions. then compile the regex
-		pattern = strings.Join(parts, "/")
-		regex, regexErr := regexp.Compile(pattern)
-		if regexErr != nil {
-			//TODO add error handling here to avoid panic
-			panic(regexErr)
-		}
-
-		//now create the Route
-
-		route := &controllerInfo{}
-		route.regex = regex
-		route.params = params
-		route.pattern = pattern
-		route.methods = methods
-		if len(methods) > 0 {
-			route.hasMethod = true
-		}
-		route.controllerType = t
-		p.routers = append(p.routers, route)
-	}
+	return j, params, parts
 }
 }
 
 
 // Add auto router to ControllerRegistor.
 // Add auto router to ControllerRegistor.
@@ -501,6 +655,7 @@ func (p *ControllerRegistor) ServeHTTP(rw http.ResponseWriter, r *http.Request)
 	var runrouter reflect.Type
 	var runrouter reflect.Type
 	var findrouter bool
 	var findrouter bool
 	var runMethod string
 	var runMethod string
+	var routerInfo *controllerInfo
 	params := make(map[string]string)
 	params := make(map[string]string)
 
 
 	w := &responseWriter{writer: rw}
 	w := &responseWriter{writer: rw}
@@ -584,6 +739,7 @@ func (p *ControllerRegistor) ServeHTTP(rw http.ResponseWriter, r *http.Request)
 			if requestPath == route.pattern {
 			if requestPath == route.pattern {
 				runMethod = p.getRunMethod(r.Method, context, route)
 				runMethod = p.getRunMethod(r.Method, context, route)
 				if runMethod != "" {
 				if runMethod != "" {
+					routerInfo = route
 					runrouter = route.controllerType
 					runrouter = route.controllerType
 					findrouter = true
 					findrouter = true
 					break
 					break
@@ -598,6 +754,7 @@ func (p *ControllerRegistor) ServeHTTP(rw http.ResponseWriter, r *http.Request)
 			if requestPath[n-1] == '/' && route.pattern+"/" == requestPath {
 			if requestPath[n-1] == '/' && route.pattern+"/" == requestPath {
 				runMethod = p.getRunMethod(r.Method, context, route)
 				runMethod = p.getRunMethod(r.Method, context, route)
 				if runMethod != "" {
 				if runMethod != "" {
+					routerInfo = route
 					runrouter = route.controllerType
 					runrouter = route.controllerType
 					findrouter = true
 					findrouter = true
 					break
 					break
@@ -636,6 +793,7 @@ func (p *ControllerRegistor) ServeHTTP(rw http.ResponseWriter, r *http.Request)
 			}
 			}
 			runMethod = p.getRunMethod(r.Method, context, route)
 			runMethod = p.getRunMethod(r.Method, context, route)
 			if runMethod != "" {
 			if runMethod != "" {
+				routerInfo = route
 				runrouter = route.controllerType
 				runrouter = route.controllerType
 				context.Input.Params = params
 				context.Input.Params = params
 				findrouter = true
 				findrouter = true
@@ -706,7 +864,23 @@ func (p *ControllerRegistor) ServeHTTP(rw http.ResponseWriter, r *http.Request)
 		if do_filter(BeforeExec) {
 		if do_filter(BeforeExec) {
 			goto Admin
 			goto Admin
 		}
 		}
+		isRunable := false
+		if routerInfo != nil {
+			if routerInfo.routerType == routerTypeRESTFul {
+				if _, ok := routerInfo.methods[strings.ToLower(r.Method)]; ok {
+					isRunable = true
+					routerInfo.runfunction(context)
+				} else {
+					middleware.Exception("405", rw, r, "Method Not Allowed")
+					goto Admin
+				}
+			} else if routerInfo.routerType == routerTypeHandler {
+				isRunable = true
+				routerInfo.handler.ServeHTTP(rw, r)
+			}
+		}
 
 
+		if !isRunable {
 			//Invoke the request handler
 			//Invoke the request handler
 			vc := reflect.New(runrouter)
 			vc := reflect.New(runrouter)
 			execController, ok := vc.Interface().(ControllerInterface)
 			execController, ok := vc.Interface().(ControllerInterface)
@@ -765,6 +939,7 @@ func (p *ControllerRegistor) ServeHTTP(rw http.ResponseWriter, r *http.Request)
 
 
 			// finish all runrouter. release resource
 			// finish all runrouter. release resource
 			execController.Finish()
 			execController.Finish()
+		}
 
 
 		//execute middleware filters
 		//execute middleware filters
 		if do_filter(AfterExec) {
 		if do_filter(AfterExec) {

@@ -10,6 +10,8 @@ import (
 	"net/http"
 	"net/http"
 	"net/http/httptest"
 	"net/http/httptest"
 	"testing"
 	"testing"
+
+	"github.com/astaxie/beego/context"
 )
 )
 
 
 type TestController struct {
 type TestController struct {
@@ -232,3 +234,47 @@ func TestAutoPrefix(t *testing.T) {
 		t.Errorf("TestAutoPrefix can't run")
 		t.Errorf("TestAutoPrefix can't run")
 	}
 	}
 }
 }
+
+func TestRouterGet(t *testing.T) {
+	r, _ := http.NewRequest("GET", "/user", nil)
+	w := httptest.NewRecorder()
+
+	handler := NewControllerRegistor()
+	handler.Get("/user", func(ctx *context.Context) {
+		ctx.Output.Body([]byte("Get userlist"))
+	})
+	handler.ServeHTTP(w, r)
+	if w.Body.String() != "Get userlist" {
+		t.Errorf("TestRouterGet can't run")
+	}
+}
+
+func TestRouterPost(t *testing.T) {
+	r, _ := http.NewRequest("POST", "/user/123", nil)
+	w := httptest.NewRecorder()
+
+	handler := NewControllerRegistor()
+	handler.Post("/user/:id", func(ctx *context.Context) {
+		ctx.Output.Body([]byte(ctx.Input.Param(":id")))
+	})
+	handler.ServeHTTP(w, r)
+	if w.Body.String() != "123" {
+		t.Errorf("TestRouterPost can't run")
+	}
+}
+
+func sayhello(w http.ResponseWriter, r *http.Request) {
+	w.Write([]byte("sayhello"))
+}
+
+func TestRouterHandler(t *testing.T) {
+	r, _ := http.NewRequest("POST", "/sayhi", nil)
+	w := httptest.NewRecorder()
+
+	handler := NewControllerRegistor()
+	handler.Handler("/sayhi", http.HandlerFunc(sayhello))
+	handler.ServeHTTP(w, r)
+	if w.Body.String() != "sayhello" {
+		t.Errorf("TestRouterHandler can't run")
+	}
+}