class GenerateAnonymousUsers < ActiveRecord::Migration def up Spree::User.table_name = 'users' Spree::Order.table_name = 'orders' Spree::User.reset_column_information Spree::Order.where(:user_id => nil).each do |order| user = Spree::User.anonymous! user.email ||= order.email order.user = user order.save! end Spree::User.table_name = 'spree_users' Spree::Order.table_name = 'spree_orders' end def down end end