classeval.rb

Spree::Order.prepend(Kjus::Order)

Spree::Order.class_eval do
  attr_accessor :use_shipping

  before_validation :clone_shipping_address, if: :use_shipping?

  def use_shipping?
    @use_shipping == true || @use_shipping == 'true' || @use_shipping == '1'
  end

  def clone_billing_address
  end

  def clone_shipping_address
    if ship_address and self.bill_address.nil?
      self.bill_address = ship_address.clone
    else
      self.bill_address.attributes = ship_address.attributes.except('id', 'updated_at', 'created_at')
    end
    true
  end
end

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