Instant distrubution

I need a php script similar to ‘linklok paypal’ with a password backend gui that auto responds to a paypal IPN The script checks the IPN product id and or product name and product price against the product upload table if true it collects the IPN transaction id, full name,email address, product id, product name, product price and adds the data to a mysql table then product upload data is sent via smtp to the purchaser’s email address, so that the purchaser of the product receives an email with a unique product key, timed URL link and or attachment BROWSER ADMIN PANEL -Unlimited products Product upload: fields -paypal id or product name | product price | product serial | product download link_expirytime_times downloaded | attachment | -Email template–Dropdown select with keyword inputs ‘Dear {customer_name}’ -product IPN checker and save Settings: -smtp mail to setup– -Create Email templates -Upload product to table via CSV -Download table as CSV -Delete product -Clear table Product Stats: -Table View, how many of each product is currently running , how many sold, total Price made,, how many times downloaded, date started, Please let me know if you have more questions, or want to look at the linklok scripts