Localization

Middleware i18n provides app Internationalization and Localization for Macaron Instances.

Installation

go get github.com/go-macaron/i18n

Usage

// main.go
import (
"github.com/go-macaron/i18n"
"gopkg.in/macaron.v1"
)
func main() {
m := macaron.Classic()
m.Use(i18n.I18n(i18n.Options{
Langs: []string{"en-US", "zh-CN"},
Names: []string{"English", "简体中文"},
}))
m.Get("/", func(locale i18n.Locale) string {
return "current language is" + locale.Lang
})
// Use in handler.
m.Get("/trans", func(ctx *macaron.Context) string {
return ctx.Tr("hello %s", "world")
})
m.Run()
}
<!-- templates/hello.tmpl -->
<h2>{{.i18n.Tr "hello %s" "world"}}!</h2>

Pongo2

To use i18n feature in pongo2 with middleware pongo2:

<!-- templates/hello.tmpl -->
<h2>{{Tr(Lang,"hello %s","world")}}!</h2>

Options

i18n.I18n comes with a variety of configuration options(i18n.Options):

// ...
m.Use(i18n.I18n(i18n.Options{
// Directory to load locale files. Default is "conf/locale".
Directory: "conf/locale",
// Languages that will be supported, order is meaningful.
Langs: []string{"en-US", "zh-CN"},
// Human friendly names corresponding to Langs list.
Names: []string{"English", "简体中文"},
// Locale file naming style. Default is "locale_%s.ini".
Format: "locale_%s.ini",
// Name of language parameter name in URL. Default is "lang".
Parameter: "lang",
// Redirect when user uses get parameter to specify language. Default is false.
Redirect: false,
// Name that maps into template variable. Default is "i18n".
TmplName: "i18n",
}))
// ...

Loading Locale Files

By default, locale files should be put in conf/locale:

conf/
|
|__ locale/
|
|__ locale_en-US.ini
|
|__ locale_zh-CN.ini

Others