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- // Copyright 2015 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 mime_test
- import (
- "bytes"
- "fmt"
- "io"
- "mime"
- )
- func ExampleWordEncoder_Encode() {
- fmt.Println(mime.QEncoding.Encode("utf-8", "¡Hola, señor!"))
- fmt.Println(mime.QEncoding.Encode("utf-8", "Hello!"))
- fmt.Println(mime.BEncoding.Encode("UTF-8", "¡Hola, señor!"))
- fmt.Println(mime.QEncoding.Encode("ISO-8859-1", "Caf\xE9"))
- // Output:
- // =?utf-8?q?=C2=A1Hola,_se=C3=B1or!?=
- // Hello!
- // =?UTF-8?b?wqFIb2xhLCBzZcOxb3Ih?=
- // =?ISO-8859-1?q?Caf=E9?=
- }
- func ExampleWordDecoder_Decode() {
- dec := new(mime.WordDecoder)
- header, err := dec.Decode("=?utf-8?q?=C2=A1Hola,_se=C3=B1or!?=")
- if err != nil {
- panic(err)
- }
- fmt.Println(header)
- dec.CharsetReader = func(charset string, input io.Reader) (io.Reader, error) {
- switch charset {
- case "x-case":
- // Fake character set for example.
- // Real use would integrate with packages such
- // as code.google.com/p/go-charset
- content, err := io.ReadAll(input)
- if err != nil {
- return nil, err
- }
- return bytes.NewReader(bytes.ToUpper(content)), nil
- default:
- return nil, fmt.Errorf("unhandled charset %q", charset)
- }
- }
- header, err = dec.Decode("=?x-case?q?hello!?=")
- if err != nil {
- panic(err)
- }
- fmt.Println(header)
- // Output:
- // ¡Hola, señor!
- // HELLO!
- }
- func ExampleWordDecoder_DecodeHeader() {
- dec := new(mime.WordDecoder)
- header, err := dec.DecodeHeader("=?utf-8?q?=C3=89ric?= <eric@example.org>, =?utf-8?q?Ana=C3=AFs?= <anais@example.org>")
- if err != nil {
- panic(err)
- }
- fmt.Println(header)
- header, err = dec.DecodeHeader("=?utf-8?q?=C2=A1Hola,?= =?utf-8?q?_se=C3=B1or!?=")
- if err != nil {
- panic(err)
- }
- fmt.Println(header)
- dec.CharsetReader = func(charset string, input io.Reader) (io.Reader, error) {
- switch charset {
- case "x-case":
- // Fake character set for example.
- // Real use would integrate with packages such
- // as code.google.com/p/go-charset
- content, err := io.ReadAll(input)
- if err != nil {
- return nil, err
- }
- return bytes.NewReader(bytes.ToUpper(content)), nil
- default:
- return nil, fmt.Errorf("unhandled charset %q", charset)
- }
- }
- header, err = dec.DecodeHeader("=?x-case?q?hello_?= =?x-case?q?world!?=")
- if err != nil {
- panic(err)
- }
- fmt.Println(header)
- // Output:
- // Éric <eric@example.org>, Anaïs <anais@example.org>
- // ¡Hola, señor!
- // HELLO WORLD!
- }
- func ExampleFormatMediaType() {
- mediatype := "text/html"
- params := map[string]string{
- "charset": "utf-8",
- }
- result := mime.FormatMediaType(mediatype, params)
- fmt.Println("result:", result)
- // Output:
- // result: text/html; charset=utf-8
- }
- func ExampleParseMediaType() {
- mediatype, params, err := mime.ParseMediaType("text/html; charset=utf-8")
- if err != nil {
- panic(err)
- }
- fmt.Println("type:", mediatype)
- fmt.Println("charset:", params["charset"])
- // Output:
- // type: text/html
- // charset: utf-8
- }
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