defmodule Pleroma.Web.Plugs.SetLocalePlug do
import Plug.Conn, only: [get_req_header: 2, assign: 3]
- def frontend_language_cookie_name(), do: "userLanguage"
+ def frontend_language_cookie_name, do: "userLanguage"
def init(_), do: nil
def call(conn, _) do
- locale = get_locale_from_header(conn) || Gettext.get_locale()
- Gettext.put_locale(locale)
- assign(conn, :locale, locale)
+ locales = get_locales_from_header(conn)
+ first_locale = Enum.at(locales, 0, Gettext.get_locale())
+
+ Pleroma.Web.Gettext.put_locales(locales)
+
+ conn
+ |> assign(:locale, first_locale)
+ |> assign(:locales, locales)
end
- defp get_locale_from_header(conn) do
+ defp get_locales_from_header(conn) do
conn
|> extract_preferred_language()
|> normalize_language_codes()
- |> Enum.find(&supported_locale?/1)
+ |> all_supported()
+ |> Enum.uniq()
+ end
+
+ defp all_supported(locales) do
+ locales
+ |> Pleroma.Web.Gettext.ensure_fallbacks()
+ |> Enum.filter(&supported_locale?/1)
end
defp normalize_language_codes(codes) do
codes
- |> Enum.map(fn code -> String.replace(code, "-", "_") end)
+ |> Enum.map(fn code -> Pleroma.Web.Gettext.normalize_locale(code) end)
end
defp extract_preferred_language(conn) do
[]
fe_lang ->
- [fe_lang]
- |> ensure_language_fallbacks()
+ String.split(fe_lang, ",")
end
end
|> Enum.sort(&(&1.quality > &2.quality))
|> Enum.map(& &1.tag)
|> Enum.reject(&is_nil/1)
- |> ensure_language_fallbacks()
_ ->
[]
end
defp supported_locale?(locale) do
- Pleroma.Web.Gettext
- |> Gettext.known_locales()
- |> Enum.member?(locale)
+ Pleroma.Web.Gettext.supports_locale?(locale)
end
defp parse_language_option(string) do
%{tag: captures["tag"], quality: quality}
end
-
- defp ensure_language_fallbacks(tags) do
- Enum.flat_map(tags, fn tag ->
- [language | _] = String.split(tag, "-")
- if Enum.member?(tags, language), do: [tag], else: [tag, language]
- end)
- end
end