Edit an Exisiting WordPress Digital Asset/Content Protection Plugin

Job ID: 35369159

Budget: ₹2,000 – ₹5,000 INR

YOUR BID PRICE IS FINAL**NO LATER CHANGE IS ALLOWED**NO USE OF PAID API/SDK ALLOWED**
I need an experienced programmer who can customize an existing WordPress plugin that can bring any webpage under password protection as well as subscription paywall. Should be easy to use. Should work with latest version of WordPress. The plugin is already made.
The concept is WordPress site owner can lock any web page of his choice. It can be unlocked in three ways:
Password (already added feature)
Email (already added feature)
P a yP al Subscription (you need to add)
You need to add the system of P a y Pal p a y ment acceptance so that it can allow access by checking in background whether payment is made or not. Please see the attached roadmap.

I need full Source code and c o p y r igh t.
Please also check the attached Roadmap.
Lowest bidder wins
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