Scope Language and Shipping Country

gistfile1.rb

Routes:

scope ":country", country: /#{Country.pluck(:code2).join("|")}/ do
  scope ":locale", locale: /#{I18n.available_locales.join("|")}/ do
  
  root :to => "pages#home"
  
  end
end

#Fallback

get '*path', to: redirect("/de/#{I18n.default_locale}/%{path}"), constraints: lambda { |req| !req.path.starts_with? "/de/#{I18n.default_locale}/" }
get '', to: redirect("/de/#{I18n.default_locale}")


Application Controller:

include CurrentCart
  protect_from_forgery with: :exception
  before_filter :set_locale, :set_shipping_to
  before_filter :configure_permitted_parameters, if: :devise_controller?
  before_action :set_cart

  def change_shipping_country
    if params[:germany_button]
      params[:code2] = "de"
      params[:country] = "de"
    end
    if params[:austria_button]
      params[:code2] = "at"
      params[:country] = "at"
    end
    if params[:switzerland_button]
      params[:code2] = "ch"
      params[:country] = "ch"
    end
    cookies[:shipping_country] = params[:code2]
    if has_cart?
      @cart.destroy if @cart.id == session[:cart_id]
      session[:cart_id] = nil
    end
    #@cart.freeze if has_cart?
    redirect_to :back
  end
  
  
  protected

  def configure_permitted_parameters
    devise_parameter_sanitizer.for(:sign_up) { |u| u.permit(:first_name, :last_name, :email, :password, :password_confirmation, :remember_me) }
    devise_parameter_sanitizer.for(:sign_in) { |u| u.permit(:email, :password, :remember_me) }
    devise_parameter_sanitizer.for(:account_update) { |u| u.permit(:first_name, :last_name, :company, :phone, :address_line_1, :address_line_2, :address_line_3, :address_line_4, :country_id, :email, :password, :password_confirmation, :current_password) }
  end



  # which country is chosen
  def set_shipping_to
    code2 = cookies[:shipping_country] || "de"
    begin
      @shipping_country = Country.find_by_code2(code2.downcase)
    rescue Exception
      @shipping_country = Country.find_by_code2("de")
    end
  end

  # Has an active cart?
  def has_cart?
    @cart
  end




  private

  def set_locale
    I18n.locale = params[:locale] if params[:locale].present?
    # current_user.locale
    # request.subdomain
    # request.env["HTTP_ACCEPT_LANGUAGE"]
    # request.remote_ip
  end

  def default_url_options(options = {})
    {locale: I18n.locale}
  end


  helper_method  :has_cart?

end