package utils import ( "io/ioutil" "net/http" "path/filepath" "strings" l4g "github.com/alecthomas/log4go" "github.com/cloudfoundry/jibber_jabber" "github.com/mattermost/platform/model" "github.com/nicksnyder/go-i18n/i18n" ) var T i18n.TranslateFunc var locales map[string]string = make(map[string]string) func InitTranslations() { i18nDirectory := FindDir("i18n") files, _ := ioutil.ReadDir(i18nDirectory) for _, f := range files { if filepath.Ext(f.Name()) == ".json" { filename := f.Name() locales[strings.Split(filename, ".")[0]] = i18nDirectory + filename i18n.MustLoadTranslationFile(i18nDirectory + filename) } } T = GetTranslationsBySystemLocale() } func GetTranslationsBySystemLocale() i18n.TranslateFunc { locale := model.DEFAULT_LOCALE if userLanguage, err := jibber_jabber.DetectLanguage(); err == nil { if _, ok := locales[userLanguage]; ok { locale = userLanguage } else { l4g.Error("Failed to load system translations for '%v' attempting to fall back to '%v'", locale, model.DEFAULT_LOCALE) locale = model.DEFAULT_LOCALE } } if locales[locale] == "" { panic("Failed to load system translations for '" + model.DEFAULT_LOCALE + "'") } translations, _ := i18n.Tfunc(locale) if translations == nil { panic("Failed to load system translations") } l4g.Info(translations("utils.i18n.loaded"), locale, locales[locale]) return translations } func GetUserTranslations(locale string) i18n.TranslateFunc { if _, ok := locales[locale]; !ok { locale = model.DEFAULT_LOCALE } translations, _ := i18n.Tfunc(locale) return translations } func SetTranslations(locale string) i18n.TranslateFunc { translations, _ := i18n.Tfunc(locale) return translations } func GetTranslationsAndLocale(w http.ResponseWriter, r *http.Request) (i18n.TranslateFunc, string) { headerLocale := strings.Split(strings.Split(r.Header.Get("Accept-Language"), ",")[0], "-")[0] if locales[headerLocale] != "" { translations, _ := i18n.Tfunc(headerLocale) return translations, headerLocale } translations, _ := i18n.Tfunc(model.DEFAULT_LOCALE) return translations, model.DEFAULT_LOCALE }