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- #---
- # Excerpted from "Agile Web Development with Rails",
- # published by The Pragmatic Bookshelf.
- # Copyrights apply to this code. It may not be used to create training material,
- # courses, books, articles, and the like. Contact us if you are in doubt.
- # We make no guarantees that this code is fit for any purpose.
- # Visit http://www.pragmaticprogrammer.com/titles/rails4 for more book information.
- #---
- module CurrentCart
- extend ActiveSupport::Concern
- private
- def set_cart
- @cart = Cart.find(session[:cart_id])
- rescue ActiveRecord::RecordNotFound
- @cart = Cart.create
- session[:cart_id] = @cart.id
- end
- end
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