Lets you restrict access to specific CMS pages to customers who have bought specific products. When the user comes to a restricted page, if the user is not logged in, she will be redirected to an unauthorized page. If the user is logged in, but the user has not bought the product associated with the page, she will be redirected to the unauthorized page. If the user has bought a product associated with the page, she will be allowed to stay on the page.

Upload the files to your website, turn off compilation, clear cache, etc. Let the setup script run. The catalog attribute page_ids will be created and a multiselect element added to the General tab of the product admin. For each CMS page you want restricted to customers who have bought specific products, select that page's ID in the product admin: