Function NewApp

_examples/sessions/overview/example/example.go:17–203

NewApp returns a new application for showcasing the sessions feature.

(sess *sessions.Sessions)

// NewApp returns a new application for showcasing the sessions feature.
func NewApp(sess *sessions.Sessions) *iris.Application {
	app := iris.New()
	app.Use(sess.Handler()) // register the session manager on a group of routes or the root app.

	app.Get("/", func(ctx iris.Context) {
		session := sessions.Get(ctx) // same as sess.Start(ctx, cookieOptions...)
		if session.Len() == 0 {
			ctx.HTML(`no session values stored yet. Navigate to: <a href="/set">set page</a>`)
			return
		}

		ctx.HTML("<ul>")
		session.Visit(func(key string, value interface{}) {
			ctx.HTML("<li> %s = %v </li>", key, value)
		})

		ctx.HTML("</ul>")
	})

	// set session values.
	app.Get("/set", func(ctx iris.Context) {
		session := sessions.Get(ctx)
		isNew := session.IsNew()

		session.Set("username", "iris")

		ctx.Writef("All ok session set to: %s [isNew=%t]", session.GetString("username"), isNew)
	})

	app.Get("/get", func(ctx iris.Context) {
		session := sessions.Get(ctx)

		// get a specific value, as string,
		// if not found then it returns just an empty string.
		name := session.GetString("username")

		ctx.Writef("The username on the /set was: %s", name)
	})

	app.Get("/set-struct", func(ctx iris.Context) {
		session := sessions.Get(ctx)
		session.Set("struct", BusinessModel{Name: "John Doe"})

		ctx.WriteString("All ok session value of the 'struct' was set.")
	})

	app.Get("/get-struct", func(ctx iris.Context) {
		session := sessions.Get(ctx)
		var v BusinessModel
		if err := session.Decode("struct", &v); err != nil {
			ctx.StopWithError(iris.StatusInternalServerError, err)
			return
		}
		ctx.Writef("Session value of the 'struct' is: %#+v", v)
	})

	app.Get("/set/{key}/{value}", func(ctx iris.Context) {
		session := sessions.Get(ctx)