GitHub Account angelegt

app/controllers/application_controller.rb

@@ -0,0 +1,18 @@
+class ApplicationController < ActionController::Base
+  protect_from_forgery
+  before_filter :set_i18n_locale_from_params
+  protected
+  def set_i18n_locale_from_params
+    if params[:locale]
+      if I18n.available_locales.include?(params[:locale].to_sym)
+        I18n.locale=params[:locale].to_sym
+      else
+        flash.now[:notice]= "#{params[:locale]} translation not available"
+        logger.error flash.now[:notice]
+      end
+    end
+  end
+  def default_url_options
+    {locale: I18n.locale}
+  end
+end