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add a 'Context.SetLanguage', similar to pp.I18n.ExtractFunc but it can be used per-handler

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relative: https://github.com/kataras/iris/issues/1502#issuecomment-623553034

Former-commit-id: 7e2fadeb60149f43edbb9e220b0274ce1160881b
This commit is contained in:
Gerasimos (Makis) Maropoulos
2020-05-04 19:13:06 +03:00
parent 68fda360db
commit 20fcfb4110
6 changed files with 65 additions and 9 deletions
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20
context/context.go
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@@ -409,6 +409,14 @@ type Context interface {
// in https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Referrer-Policy
// or by the URL query parameter "referer".
GetReferrer() Referrer
// SetLanguage force-sets the language for i18n, can be used inside a middleare.
// It has the highest priority over the rest and if it is empty then it is ignored,
// if it set to a static string of "default" or to the default language's code
// then the rest of the language extractors will not be called at all and
// the default language will be set instead.
//
// See `app.I18n.ExtractFunc` for a more organised way of the same feature.
SetLanguage(langCode string)
// GetLocale returns the current request's `Locale` found by i18n middleware.
// See `Tr` too.
GetLocale() Locale
@@ -1975,9 +1983,21 @@ func (ctx *context) GetReferrer() Referrer {
return emptyReferrer
}
// SetLanguage force-sets the language for i18n, can be used inside a middleare.
// It has the highest priority over the rest and if it is empty then it is ignored,
// if it set to a static string of "default" or to the default language's code
// then the rest of the language extractors will not be called at all and
// the default language will be set instead.
//
// See `i18n.ExtractFunc` for a more organised way of the same feature.
func (ctx *context) SetLanguage(langCode string) {
ctx.Values().Set(ctx.app.ConfigurationReadOnly().GetLanguageContextKey(), langCode)
}
// GetLocale returns the current request's `Locale` found by i18n middleware.
// See `Tr` too.
func (ctx *context) GetLocale() Locale {
// Cache the Locale itself for multiple calls of `Tr` method.
contextKey := ctx.app.ConfigurationReadOnly().GetLocaleContextKey()
if v := ctx.Values().Get(contextKey); v != nil {
if locale, ok := v.(Locale); ok {