cmd/gotext/examples/extract_http/pkg/pkg.go

// Copyright 2017 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package pkg

import (
	"net/http"

	"golang.org/x/text/language"
	"golang.org/x/text/message"
)

var matcher = language.NewMatcher(message.DefaultCatalog.Languages())

func Generize(w http.ResponseWriter, r *http.Request) {
	lang, _ := r.Cookie("lang")
	accept := r.Header.Get("Accept-Language")
	fallback := "en"
	tag, _ := language.MatchStrings(matcher, lang.String(), accept, fallback)
	p := message.NewPrinter(tag)

	p.Fprintf(w, "Hello %s!\n", r.Header.Get("From"))

	p.Fprintf(w, "Do you like your browser (%s)?\n", r.Header.Get("User-Agent"))

}