wxiaoguang a60e8be8d1 Refactor i18n, use Locale to provide i18n/translation related functions (#18648) ... * remove unnecessary web context data fields, and unify the i18n/translation related functions to `Locale` * in development, show an error if a translation key is missing * remove the unnecessary loops `for _, lang := range translation.AllLangs()` for every request, which improves the performance slightly * use `ctx.Locale.Language()` instead of `ctx.Data["Lang"].(string)` * add more comments about how the Locale/LangType fields are used		2022-02-08 11:02:30 +08:00
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translation.go	Refactor i18n, use Locale to provide i18n/translation related functions (#18648)	2022-02-08 11:02:30 +08:00