Active Windows Tracking

I need a MAC OS X application which runs at the background and sends the name of active application/window to a server application.$0It should start working at system boot and send a start message to server.$0$0It should check the active window in every 10 sec.$0$0If the active window was changes it should send the name of new active window to the server app over TCP/IP.$0$0It should send a system shutdown message at the end of day.$0$0If the ? user minimize all windows ? it should send a default message.$0$0The server IP address clientID ? and the duration between each control should be configured.$0$0$0$0$0Is it possible to get the name of file which was opened by the active application?For example if the user is working with MS Excel is it possible to get the active excel file name?$0$0$0$0$0I also need full documentation.$0$0$0$0$0$0$0$0$0