(#1554) Add support for all common compressions (write and read)

- Remove the context.Context interface and export the *context, the iris.Context now points to the pointer\nSupport compression and rate limiting in the FileServer\nBit of code organisation


Former-commit-id: ad1c61bf968059510c6be9e7f2cceec7da70ba17

mvc/controller.go

@@ -15,8 +15,8 @@ import (
 // completed by the end controller then the BeginRequest and EndRequest
 // are called between the controller's method responsible for the incoming request.
 type BaseController interface {
-	BeginRequest(context.Context)
-	EndRequest(context.Context)
+	BeginRequest(*context.Context)
+	EndRequest(*context.Context)
 }
 
 type shared interface {
@@ -400,7 +400,7 @@ func (c *ControllerActivator) handlerOf(relPath, methodName string) context.Hand
 	handler := c.injector.MethodHandler(methodName, paramsCount)
 
 	if isBaseController(c.Type) {
-		return func(ctx context.Context) {
+		return func(ctx *context.Context) {
 			ctrl, err := c.injector.Acquire(ctx)
 			if err != nil {
 				// if err != hero.ErrStopExecution {

mvc/controller_handle_test.go

@@ -28,7 +28,7 @@ func (s *testServiceImpl) Say(message string) string {
 }
 
 type testControllerHandle struct {
-	Ctx     context.Context
+	Ctx     *context.Context
 	Service testService
 
 	reqField string
@@ -110,7 +110,7 @@ func (c *testControllerHandle) CustomWithParameters(param1, param2 string) strin
 type testSmallController struct{}
 
 // test ctx + id in the same time.
-func (c *testSmallController) GetHiParamEmptyInputWithCtxBy(ctx context.Context, id string) string {
+func (c *testSmallController) GetHiParamEmptyInputWithCtxBy(ctx *context.Context, id string) string {
 	return "empty in but served with ctx.Params.Get('param2')= " + ctx.Params().Get("param2") + " == id == " + id
 }
 

mvc/controller_method_result_test.go

@@ -12,7 +12,7 @@ import (
 )
 
 type testControllerMethodResult struct {
-	Ctx context.Context
+	Ctx *context.Context
 }
 
 func (c *testControllerMethodResult) Get() Result {
@@ -103,7 +103,7 @@ func TestControllerMethodResult(t *testing.T) {
 }
 
 type testControllerMethodResultTypes struct {
-	Ctx context.Context
+	Ctx *context.Context
 }
 
 func (c *testControllerMethodResultTypes) GetText() string {
@@ -132,7 +132,7 @@ type testControllerMethodCustomResult struct {
 }
 
 // The only one required function to make that a custom Response dispatcher.
-func (r testControllerMethodCustomResult) Dispatch(ctx context.Context) {
+func (r testControllerMethodCustomResult) Dispatch(ctx *context.Context) {
 	ctx.HTML(r.HTML)
 }
 
@@ -227,11 +227,11 @@ type testControllerViewResultRespectCtxViewData struct {
 	T *testing.T
 }
 
-func (t *testControllerViewResultRespectCtxViewData) BeginRequest(ctx context.Context) {
+func (t *testControllerViewResultRespectCtxViewData) BeginRequest(ctx *context.Context) {
 	ctx.ViewData("name_begin", "iris_begin")
 }
 
-func (t *testControllerViewResultRespectCtxViewData) EndRequest(ctx context.Context) {
+func (t *testControllerViewResultRespectCtxViewData) EndRequest(ctx *context.Context) {
 	// check if data is not overridden by return View {Data: context.Map...}
 
 	dataWritten := ctx.GetViewData()

mvc/controller_test.go

@@ -14,10 +14,10 @@ import (
 )
 
 type testController struct {
-	Ctx context.Context
+	Ctx *context.Context
 }
 
-var writeMethod = func(ctx context.Context) {
+var writeMethod = func(ctx *context.Context) {
 	ctx.Writef(ctx.Method())
 }
 
@@ -58,8 +58,8 @@ func (c *testController) Trace() {
 }
 
 type (
-	testControllerAll struct{ Ctx context.Context }
-	testControllerAny struct{ Ctx context.Context } // exactly the same as All.
+	testControllerAll struct{ Ctx *context.Context }
+	testControllerAny struct{ Ctx *context.Context } // exactly the same as All.
 )
 
 func (c *testControllerAll) All() {
@@ -92,7 +92,7 @@ func TestControllerMethodFuncs(t *testing.T) {
 }
 
 type testControllerBeginAndEndRequestFunc struct {
-	Ctx context.Context
+	Ctx *context.Context
 
 	Username string
 }
@@ -101,12 +101,12 @@ type testControllerBeginAndEndRequestFunc struct {
 //
 // useful when more than one methods using the
 // same request values or context's function calls.
-func (c *testControllerBeginAndEndRequestFunc) BeginRequest(ctx context.Context) {
+func (c *testControllerBeginAndEndRequestFunc) BeginRequest(ctx *context.Context) {
 	c.Username = ctx.Params().Get("username")
 }
 
 // called after every method (Get() or Post()).
-func (c *testControllerBeginAndEndRequestFunc) EndRequest(ctx context.Context) {
+func (c *testControllerBeginAndEndRequestFunc) EndRequest(ctx *context.Context) {
 	ctx.Writef("done") // append "done" to the response
 }
 
@@ -152,7 +152,7 @@ func TestControllerBeginAndEndRequestFuncBindMiddleware(t *testing.T) {
 		"bill":           true,
 		"whoisyourdaddy": false,
 	}
-	middlewareCheck := func(ctx context.Context) {
+	middlewareCheck := func(ctx *context.Context) {
 		for username, allow := range usernames {
 			if ctx.Params().Get("username") == username && allow {
 				ctx.Next()
@@ -197,7 +197,7 @@ type Model struct {
 }
 
 type testControllerEndRequestAwareness struct {
-	Ctx context.Context
+	Ctx *context.Context
 }
 
 func (c *testControllerEndRequestAwareness) Get() {
@@ -209,7 +209,7 @@ func (c *testControllerEndRequestAwareness) Get() {
 		})
 }
 
-func writeModels(ctx context.Context, names ...string) {
+func writeModels(ctx *context.Context, names ...string) {
 	if expected, got := len(names), len(ctx.GetViewData()); expected != got {
 		ctx.Writef("expected view data length: %d but got: %d for names: %s", expected, got, names)
 		return
@@ -233,8 +233,8 @@ func writeModels(ctx context.Context, names ...string) {
 	}
 }
 
-func (c *testControllerEndRequestAwareness) BeginRequest(ctx context.Context) {}
-func (c *testControllerEndRequestAwareness) EndRequest(ctx context.Context) {
+func (c *testControllerEndRequestAwareness) BeginRequest(ctx *context.Context) {}
+func (c *testControllerEndRequestAwareness) EndRequest(ctx *context.Context) {
 	writeModels(ctx, "TestModel", "myModel")
 }
 
@@ -259,7 +259,7 @@ type testBindType struct {
 }
 
 type testControllerBindStruct struct {
-	Ctx context.Context
+	Ctx *context.Context
 
 	//  should start with upper letter of course
 	TitlePointer *testBindType // should have the value of the "myTitlePtr" on test
@@ -335,7 +335,7 @@ func (c *testCtrl0) Get() string {
 	return c.Ctx.Params().Get("username")
 }
 
-func (c *testCtrl0) EndRequest(ctx context.Context) {
+func (c *testCtrl0) EndRequest(ctx *context.Context) {
 	if c.TitlePointer == nil {
 		ctx.Writef("\nTitlePointer is nil!\n")
 	} else {
@@ -347,7 +347,7 @@ func (c *testCtrl0) EndRequest(ctx context.Context) {
 }
 
 type testCtrl00 struct {
-	Ctx context.Context
+	Ctx *context.Context
 
 	testCtrl000
 }
@@ -361,8 +361,8 @@ type testCtrl000 struct {
 type testCtrl0000 struct {
 }
 
-func (c *testCtrl0000) BeginRequest(ctx context.Context) {}
-func (c *testCtrl0000) EndRequest(ctx context.Context) {
+func (c *testCtrl0000) BeginRequest(ctx *context.Context) {}
+func (c *testCtrl0000) EndRequest(ctx *context.Context) {
 	ctx.Writef("finish")
 }
 
@@ -385,8 +385,8 @@ func TestControllerInsideControllerRecursively(t *testing.T) {
 
 type testControllerRelPathFromFunc struct{}
 
-func (c *testControllerRelPathFromFunc) BeginRequest(ctx context.Context) {}
-func (c *testControllerRelPathFromFunc) EndRequest(ctx context.Context) {
+func (c *testControllerRelPathFromFunc) BeginRequest(ctx *context.Context) {}
+func (c *testControllerRelPathFromFunc) EndRequest(ctx *context.Context) {
 	ctx.Writef("%s:%s", ctx.Method(), ctx.Path())
 }
 
@@ -565,7 +565,7 @@ func (c *testControllerRequestScopedDependencies) GetCustomContext() string {
 	return c.MyContext.OtherField
 }
 
-func newRequestDep1(ctx context.Context) *testCustomStruct {
+func newRequestDep1(ctx *context.Context) *testCustomStruct {
 	return &testCustomStruct{
 		Name: ctx.URLParam("name"),
 		Age:  ctx.URLParamIntDefault("age", 0),
@@ -573,11 +573,11 @@ func newRequestDep1(ctx context.Context) *testCustomStruct {
 }
 
 type testMyContext struct {
-	Context    context.Context
+	Context    *context.Context
 	OtherField string
 }
 
-func newRequestDep2(ctx context.Context) *testMyContext {
+func newRequestDep2(ctx *context.Context) *testMyContext {
 	return &testMyContext{
 		Context:    ctx,
 		OtherField: "test",

mvc/grpc.go

@@ -40,7 +40,7 @@ var _ Option = GRPC{}
 func (g GRPC) Apply(c *ControllerActivator) {
 	defer c.Activated()
 
-	pre := func(ctx context.Context) {
+	pre := func(ctx *context.Context) {
 		if ctx.IsGRPC() { // gRPC, consumes and produces protobuf.
 			g.Server.ServeHTTP(ctx.ResponseWriter(), ctx.Request())
 			ctx.StopExecution()

mvc/mvc.go

@@ -288,9 +288,9 @@ func (app *Application) handle(controller interface{}, options ...Option) *Contr
 // HandleError registers a `hero.ErrorHandlerFunc` which will be fired when
 // application's controllers' functions returns an non-nil error.
 // Each controller can override it by implementing the `hero.ErrorHandler`.
-func (app *Application) HandleError(handler func(ctx context.Context, err error)) *Application {
+func (app *Application) HandleError(handler func(ctx *context.Context, err error)) *Application {
 	errorHandler := hero.ErrorHandlerFunc(handler)
-	app.container.GetErrorHandler = func(context.Context) hero.ErrorHandler {
+	app.container.GetErrorHandler = func(*context.Context) hero.ErrorHandler {
 		return errorHandler
 	}
 	return app

mvc/versioning.go

@@ -26,7 +26,7 @@ func Version(version string) OptionFunc {
 	return func(c *ControllerActivator) {
 		c.Router().SetRegisterRule(router.RouteOverlap) // required for this feature.
 
-		c.Use(func(ctx context.Context) {
+		c.Use(func(ctx *context.Context) {
 			if !versioning.Match(ctx, version) {
 				ctx.StopExecution()
 				return
@@ -42,7 +42,7 @@ func Version(version string) OptionFunc {
 // a newer version of that specific resource is available instead.
 func Deprecated(options DeprecationOptions) OptionFunc {
 	return func(c *ControllerActivator) {
-		c.Use(func(ctx context.Context) {
+		c.Use(func(ctx *context.Context) {
 			versioning.WriteDeprecated(ctx, options)
 			ctx.Next()
 		})