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103 lines
2.8 KiB
Go
103 lines
2.8 KiB
Go
package i18n
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import (
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"github.com/cloudfoundry/jibber_jabber"
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"github.com/nicksnyder/go-i18n/v2/i18n"
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"github.com/sirupsen/logrus"
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"golang.org/x/text/language"
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)
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// Teml is short for template used to make the required map[string]interface{} shorter when using gui.Tr.SLocalize and gui.Tr.TemplateLocalize
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type Teml map[string]interface{}
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// Localizer will translate a message into the user's language
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type Localizer struct {
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i18nLocalizer *i18n.Localizer
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language string
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Log *logrus.Entry
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}
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// NewLocalizer creates a new Localizer
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func NewLocalizer(log *logrus.Entry) *Localizer {
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userLang := detectLanguage(jibber_jabber.DetectLanguage)
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log.Info("language: " + userLang)
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return setupLocalizer(log, userLang)
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}
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// Localize handels the translations
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// expects i18n.LocalizeConfig as input: https://godoc.org/github.com/nicksnyder/go-i18n/v2/i18n#Localizer.MustLocalize
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// output: translated string
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func (l *Localizer) Localize(config *i18n.LocalizeConfig) string {
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return l.i18nLocalizer.MustLocalize(config)
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}
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// SLocalize (short localize) is for 1 line localizations
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// ID: The id that is used in the .toml translation files
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// Other: the default message it needs to return if there is no translation found or the system is english
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func (l *Localizer) SLocalize(ID string) string {
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return l.Localize(&i18n.LocalizeConfig{
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DefaultMessage: &i18n.Message{
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ID: ID,
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},
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})
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}
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// TemplateLocalize allows the Other input to be dynamic
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func (l *Localizer) TemplateLocalize(ID string, TemplateData map[string]interface{}) string {
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return l.Localize(&i18n.LocalizeConfig{
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DefaultMessage: &i18n.Message{
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ID: ID,
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},
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TemplateData: TemplateData,
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})
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}
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// GetLanguage returns the currently selected language, e.g 'en'
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func (l *Localizer) GetLanguage() string {
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return l.language
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}
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// add translation file(s)
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func addBundles(log *logrus.Entry, i18nBundle *i18n.Bundle) {
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fs := []func(*i18n.Bundle) error{
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addPolish,
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addDutch,
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addEnglish,
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}
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for _, f := range fs {
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if err := f(i18nBundle); err != nil {
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log.Fatal(err)
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}
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}
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}
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// detectLanguage extracts user language from environment
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func detectLanguage(langDetector func() (string, error)) string {
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if userLang, err := langDetector(); err == nil {
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return userLang
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}
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return "C"
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}
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// setupLocalizer creates a new localizer using given userLang
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func setupLocalizer(log *logrus.Entry, userLang string) *Localizer {
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// create a i18n bundle that can be used to add translations and other things
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i18nBundle := &i18n.Bundle{DefaultLanguage: language.English}
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addBundles(log, i18nBundle)
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// return the new localizer that can be used to translate text
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i18nLocalizer := i18n.NewLocalizer(i18nBundle, userLang)
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return &Localizer{
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i18nLocalizer: i18nLocalizer,
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language: userLang,
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Log: log,
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}
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}
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