How can a registered user add an Amazon Product?

Hi, excellent plugin, only have a question, How can I make to display the interface to a registered user on the frontend? I want the user to be able to input the information for the product, I’m using Budypress so I have several users and I want all to be able to used the form for displaying his/hers products. Thanks

https://wordpress.org/plugins/amazon-product-in-a-post-plugin/