Allow admins to directly set translations

app/controllers/application_controller.rb

@@ -2,4 +2,9 @@ class ApplicationController < ActionController::Base
   # Prevent CSRF attacks by raising an exception.
   # For APIs, you may want to use :null_session instead.
   protect_from_forgery with: :exception
+
+  def authenticate_admin!
+    authenticate_user!
+    throw(:warden) unless current_user.admin?
+  end
 end