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i18n: subdomain code: set from cookie if settings allow it, so multiple subdomain redirections can set the language correctly instead of falling back to the default one

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Gerasimos (Makis) Maropoulos 2020-08-16 18:37:00 +03:00
parent 177b05b674
commit f8ac760f69
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2 changed files with 19 additions and 3 deletions
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20
i18n/i18n.go
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@ -405,6 +405,22 @@ func (i *I18n) GetMessage(ctx *context.Context, format string, args ...interface
return "" return ""
} }
func (i *I18n) setLangWithoutContext(w http.ResponseWriter, r *http.Request, lang string) {
if i.Cookie != "" {
http.SetCookie(w, &http.Cookie{
Name: i.Cookie,
Value: lang,
// allow subdomain sharing.
Domain: context.GetDomain(context.GetHost(r)),
SameSite: http.SameSiteLaxMode,
})
} else if i.URLParameter != "" {
r.URL.Query().Set(i.URLParameter, lang)
}
r.Header.Set(acceptLanguageHeaderKey, lang)
}
// Wrapper returns a new router wrapper. // Wrapper returns a new router wrapper.
// The result function can be passed on `Application.WrapRouter/AddRouterWrapper`. // The result function can be passed on `Application.WrapRouter/AddRouterWrapper`.
// It compares the path prefix for translated language and // It compares the path prefix for translated language and
@ -437,7 +453,7 @@ func (i *I18n) Wrapper() router.WrapperFunc {
r.RequestURI = path r.RequestURI = path
r.URL.Path = path r.URL.Path = path
r.Header.Set(acceptLanguageHeaderKey, lang) i.setLangWithoutContext(w, r, lang)
found = true found = true
} }
} }
@ -450,7 +466,7 @@ func (i *I18n) Wrapper() router.WrapperFunc {
host = host[dotIdx+1:] host = host[dotIdx+1:]
r.URL.Host = host r.URL.Host = host
r.Host = host r.Host = host
r.Header.Set(acceptLanguageHeaderKey, tag.String()) i.setLangWithoutContext(w, r, tag.String())
} }
} }
} }

2
iris.go
View File

@ -531,7 +531,7 @@ func (app *Application) Build() error {
if app.I18n.Loaded() { if app.I18n.Loaded() {
// {{ tr "lang" "key" arg1 arg2 }} // {{ tr "lang" "key" arg1 arg2 }}
app.view.AddFunc("tr", app.I18n.Tr) app.view.AddFunc("tr", app.I18n.Tr)
app.Router.AddRouterWrapper(app.I18n.Wrapper()) app.Router.PrependRouterWrapper(app.I18n.Wrapper())
} }
if n := app.view.Len(); n > 0 { if n := app.view.Len(); n > 0 {