iris/_examples/view/context-view-engine/main.go
2022-12-13 01:37:15 +02:00

75 lines
1.6 KiB
Go

package main
import "github.com/kataras/iris/v12"
func main() {
app := iris.New()
// Register a root view engine, as usual,
// will be used to render files through Context.View method
// when no Party or Handler-specific view engine is available.
app.RegisterView(iris.Blocks("./views/public", ".html"))
// http://localhost:8080
app.Get("/", index)
// Register a view engine per group of routes.
adminGroup := app.Party("/admin")
adminGroup.RegisterView(iris.Blocks("./views/admin", ".html"))
// http://localhost:8080/admin
adminGroup.Get("/", admin)
// Register a view engine on-fly for the current chain of handlers.
views := iris.Blocks("./views/on-fly", ".html")
if err := views.Load(); err != nil {
app.Logger().Fatal(err)
}
// http://localhost:8080/on-fly
app.Get("/on-fly", setViews(views), onFly)
app.Listen(":8080")
}
func index(ctx iris.Context) {
data := iris.Map{
"Title": "Public Index Title",
}
ctx.ViewLayout("main")
if err := ctx.View("index", data); err != nil {
ctx.HTML("<h3>%s</h3>", err.Error())
return
}
}
func admin(ctx iris.Context) {
data := iris.Map{
"Title": "Admin Panel",
}
ctx.ViewLayout("main")
if err := ctx.View("index", data); err != nil {
ctx.HTML("<h3>%s</h3>", err.Error())
return
}
}
func setViews(views iris.ViewEngine) iris.Handler {
return func(ctx iris.Context) {
ctx.ViewEngine(views)
ctx.Next()
}
}
func onFly(ctx iris.Context) {
data := iris.Map{
"Message": "View engine changed through 'setViews' custom middleware.",
}
if err := ctx.View("index", data); err != nil {
ctx.HTML("<h3>%s</h3>", err.Error())
return
}
}