Reward Program in PHP

We required a module in php. This is Fixed price project of 50 USD so do not over bidding Payment only when project is 100 % completed. Overview: This is reward project. User share our product on social and email. Then base on their share we give discount coupon. You need to Provide Design + system Steps = user login or sign up by using their Email ID and Mobile number only = First User Like our page = Then user share Facebook wall post (If user have facebook ID) = Then User share link on twitter(If user have twitter ID) = Then If user have google account import google contacts. = Then If user have yahoo account import yahoo contacts Then after 3 days user get predefined coupon code for discount on our product. Conman Rules = User get 10 % discount for Like page = User get additional 10 % discount for wall post = user get 15 % discount for twitter post = User gets 0.25% additional discount for every unique contacts uploads = User Gets 1% additional discount For every our given unique link clicked with in 3 days of email sent base on this we need report user with discount calculation system rules = system can define rules like some domain email id is restricted. = system set emails per hours limits = first user's provided email id is unique and second can not calculated as unique and do not send email second time = system can manage ban list of emails. so this email can not consider either as unique or sent any email them = after 3rd day clicked is working but not count as discount = all email sent through SMTP secure connection only not through localhost This overview more details provided to selected users only. If supertallafriend script required we provide it. but you need to develop custom. and all work done on our server only