Golang Context.AppError方法代码示例

//.........这里部分代码省略.........
				w.(*SunnyResponseWriter).Status))
			sunctxt.Close()
		}
		if r.MultipartForm != nil {
			r.MultipartForm.RemoveAll()
		}
	}()

	sunctxt = web.NewSunnyContext(w, r, this.id)
	sunctxt.Event = this.ev.NewSubRouter(event.M{"sunny.context": sunctxt})
	sunctxt.UPath = rep.UPath
	sunctxt.PData = rep.PData
	sunctxt.Ext = rep.Ext
	sunctxt.MaxFileSize = this.MaxFileSize
	sunctxt.ParseRequestData()
	sw.ctxt = sunctxt

	for n, f := range this.resources {
		sunctxt.SetResource(n, f())
	}

	for _, midware := range this.MiddleWares {
		midware.Request(sunctxt)
		defer midware.Cleanup(sunctxt)
	}

	if router.HandleHeaders(sunctxt, rep.EndPoint, rep.Handler) {
		return
	}

	sw.midwares = this.mwareresp
	for _, midware := range this.MiddleWares {
		midware.Body(sunctxt)
	}

	if ctrl, ok := rep.Handler.(controller.ControlHandler); ok {
		ctrlmgr := ctrl.GetControlManager(sunctxt)

		if ctrlmgr == nil {
			goto notfound
		}

		sunctxt.Module = ctrlmgr.ModuleName()
		sunctxt.Controller = ctrlmgr.ControllerName()
		sunctxt.Action = ctrlmgr.ActionName()

		if err := sunctxt.WaitRequestData(); err != nil {
			setreqerror(err, w)
			return
		}

		// TODO: Controller should not matter which is called first..
		// make it a goroutine once determined sunctxt and ctrlmgr is completely thread-safe
		for _, midware := range this.MiddleWares {
			midware.Controller(sunctxt, ctrlmgr)
		}

		state, vw := ctrlmgr.PrepareAndExecute()
		defer ctrlmgr.Cleanup()

		if vw != nil && !sunctxt.IsRedirecting() && !sunctxt.HasError() {
			setFuncMap(sunctxt, vw)

			// TODO: View should not matter which is called first..
			// make it a goroutine once determined sunctxt and ctrlmgr is completely thread-safe
			for _, midware := range this.MiddleWares {
				midware.View(sunctxt, vw)
			}

			if err := ctrlmgr.PublishView(); err != nil {
				log.Println(err)
			}
		}

		if sunctxt.HasError() {
			this.triggerevent(sunctxt, "contexterror", map[string]interface{}{"context.error": sunctxt.AppError()})
			handler.ErrorHtml(w, r, sunctxt.ErrorCode())
		} else if sunctxt.IsRedirecting() {
			this.triggerevent(sunctxt, "redirect", map[string]interface{}{"redirection": sunctxt.Redirection()})
		} else if state != -1 && (state < 200 || state >= 300) {
			handler.ErrorHtml(w, r, state)
		}
	} else {
		if err := sunctxt.WaitRequestData(); err != nil {
			setreqerror(err, w)
			return
		}

		if h, ok := rep.Handler.(web.ContextHandler); ok {
			h.ServeContextHTTP(sunctxt)
		} else {
			rep.Handler.ServeHTTP(w, r)
		}
	}

	return

notfound:
	handler.NotFound(w, r)
}