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49 lines
1.4 KiB
Go
49 lines
1.4 KiB
Go
package main
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import (
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"io"
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"gopkg.in/kataras/iris.v6"
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"gopkg.in/kataras/iris.v6/adaptors/httprouter"
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)
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func main() {
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app := iris.New()
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// output startup banner and error logs on os.Stdout
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app.Adapt(iris.DevLogger())
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// set the router, you can choose gorillamux too
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app.Adapt(httprouter.New())
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// Custom Render Policy to override or create new content-type render
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// i,e: "text/html" with a prefix,
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// we will just write to the writer and return false
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// to continue to the next contentType-matched renderer if any.
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app.Adapt(iris.RenderPolicy(func(out io.Writer, contentType string, binding interface{}, options ...map[string]interface{}) (bool, error) {
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if contentType == "text/html" {
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if content, ok := binding.(string); ok {
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out.Write([]byte("<pre>My Custom prefix</pre><br/>" + content))
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}
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}
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// continue to the next, no error
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// note: if we wanted to stop here we would return true instead of false.
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return false, nil
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}))
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app.Get("", func(ctx *iris.Context) {
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// These content-types are not managed by our RenderPolicy:
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// text, binary and html content-types are
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// not rendered via serializers, you have to
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// use the ctx.Render functions instead.
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// so something like this:
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// ctx.Text(iris.StatusOK, "my text content body here!")
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// will NOT work with out custom render policy.
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ctx.Render("text/html",
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"my text content body here!")
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})
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app.Listen(":8080")
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}
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