CMS based Article Website - repost

Hello Freelancers, I want a truly Article website that will provide relevant and unique content according to the user’s requirement. Requirements: i. Should provide a common platform where people of world can a. Read articles on different topics b. Endorse someone else’s articles and like and comment on their articles. c. Share articles on different Social networking portals. ii. Should be highly dynamic, with minimal static content as framework. iii. Should be highly extensible to the extent technically possible. iv. Being dependent highly on dynamic content collaborated by users, the site should have the features to auto analyze topics, auto recommend threads based on searches etc. v. Authenticity for adding users are almost important for such a website. Definitely one should not be allowed to have more than one id. vi. Blocking criteria for unsuspicious users. vii. Every Registered user have basic information their profile like image, Name, age, education, Country, Designation, Language etc. viii. Users can Login/signup via Facebook or Twitter/”Skill”/Linked in. ix. History of user like last login and time of last article/comment submission x. UI should be highly interactive.