mirror of
https://github.com/kataras/iris.git
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50 lines
1.4 KiB
Go
50 lines
1.4 KiB
Go
package main
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import (
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"fmt"
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"github.com/kataras/iris/v12"
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)
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func main() {
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app := iris.New()
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app.RegisterView(iris.HTML("./view", ".html"))
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// Use the FallbackView helper Register a fallback view
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// filename per-party when the provided was not found.
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app.FallbackView(iris.FallbackView("fallback.html"))
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// Use the FallbackViewLayout helper to register a fallback view layout.
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app.FallbackView(iris.FallbackViewLayout("layout.html"))
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// Register a custom fallback function per-party to handle everything.
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// You can register more than one. If fails (returns a not nil error of ErrViewNotExists)
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// then it proceeds to the next registered fallback.
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app.FallbackView(iris.FallbackViewFunc(func(ctx iris.Context, err iris.ErrViewNotExist) error {
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// err.Name is the previous template name.
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// err.IsLayout reports whether the failure came from the layout template.
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// err.Data is the template data provided to the previous View call.
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// [...custom logic e.g. ctx.View("fallback.html", err.Data)]
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return err
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}))
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app.Get("/", index)
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app.Listen(":8080")
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}
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// Register fallback view(s) in a middleware.
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// func fallbackInsideAMiddleware(ctx iris.Context) {
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// ctx.FallbackView(...)
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// To remove all previous registered fallbacks, pass nil.
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// ctx.FallbackView(nil)
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// ctx.Next()
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// }
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func index(ctx iris.Context) {
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if err := ctx.View("blabla.html"); err != nil {
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ctx.HTML(fmt.Sprintf("<h3>%s</h3>", err.Error()))
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return
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}
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}
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