How to import contacts from Gmail, Yahoo, Aol, Hotmail, msn, etc

I am trying to import contact list in my Ruby On Rails application.

I got succeed using sailthru API, but the problem is, it replies empty result for aol, msn, hotmail.

I also tried rails gem 'contacts', that is als开发者_运维问答o not replying for all(only answers for gmail, yahoo, aol). :(

Thanks to reply in advance,

Alpesh Modi

The problem is that a lot of the imports will break because of changes on the remote end. Your best may be to purchase a third party solution who will keep up with that. I would suggest Octazen (we use them) but they aren't accepting new customers as they were recently bought out by Facebook.