mastodon/app/controllers/api/v1/instances/translation_languages_controller.rb

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# frozen_string_literal: true
class Api::V1::Instances::TranslationLanguagesController < Api::BaseController
skip_before_action :require_authenticated_user!, unless: :whitelist_mode?
before_action :set_languages
vary_by ''
def show
cache_even_if_authenticated!
render json: @languages
end
private
def set_languages
if TranslationService.configured?
@languages = Rails.cache.fetch('translation_service/languages', expires_in: 7.days, race_condition_ttl: 1.hour) { TranslationService.configured.languages }
@languages['und'] = @languages.delete(nil) if @languages.key?(nil)
else
@languages = {}
end
end
end