Add-on social locker add on development

[anvar]

hi any body, im interest with this plugin (http://codecanyon.net/item/social-locker-for-jquery/3408941)
- Social Locker for jQuery
here's demo (http://demo.byonepress.com/social-locker-for-jquery/)

could any ane help me develope this plugin as xenforo add on.
i alredy have 1 regular/single site licence

i know here's any simmliar addon available
(https://xenforo.com/community/resources/goodfornothing-like-locker.1274/) but i need more complete addon instead

i have $50 budget for this.

thank you