// product[number] = array(’Name’ ,’Price’ , ‘Download Link’); $products[2] = array(’My Script’,’32′,’downloads/myscript.zip’); // Client has successfully paid for the product $product_id = $p->ipn_data[’item_number’]; $download = $product_id.’|’.time(); $download_link = $script_location.’download.php?file=’.base64_encode(RC4Crypt::encrypt($secret,$download));