Hello everybody,
I have a site selling ebooks running with Joomla 1.5 + Virtuemart.
For security reasons, I need an automatic system of SOCIAL DRM on the ebooks I give the people to download.
The procedure should be:
– client pays an ebook with PayPal, and after the confirmation page he is redirected to the website
– the system take the client user id and watermark it to the epub file
– the client can download the watermarked epub.
Remember, this would be needed only for EPUBS (not PD…
