Selling Digital Goods/Ebooks With Authorize.Net IPN and PHP

[kjett]

i am trying to sell a few products off my website, and i need to just accept a credit card and be able to push a download to the buyer.here's an excellent way to do this with paypal itemshttp://www.ngcoders.com/php/selling-digital-goods-with-paypal-ipn-and-phpdo you know if i can do the same thing authorize.net?