Custom affiliate program script

I need a custom affiliate program script to our website: affliate must be able to register affiliate must be able to see statistic of our website affiliate must be able to select banner edite his details ask for payment admin section you must have good knowlage in website's statistics generation with php and cron updates (visites, pages impressions etc) Will give you more details, this is a very spécific affiliate program so you must be able to find a open source affiliate program and customize it or create it from the start.