How to extends downloadable product type?

Question

I am learning Magento and I am trying to create a Custom Product Type which can be download and provide some other features. I think I must start by extending the Downloadable product type. However I don't know how to do it. Where should I start and what I should do?

Please help. Thank you a lot!!

Answer 1

You can create a downloadable product type. With attribute set and some attributes. Extends downloadable product type is not necessary.

Show http://growwithtrellis.com/blog/managing-attributes-attribute-sets-magento-1-9/ for example