Help me about connect Facebook in Ruby on Rails

I’m using RoR to create Demo connectting Facebook.i’m reading some
example but i can’t run my Demo.I’m using example:

This example use Rails 2 and facebooker for Rails 2 and not compatible
with rails 3
Who can instruct for me solve this problem? Thanks…

Mob: +91 7760780741 | +91 9944414388
Skype: loganathan.sellappa

Thank Loganathan very much.I had done this problem

I have done some of the code for facebook, twitter. Please go through
repo : GitHub - sonianand11/omniauth_share_example: Share on Facebook, Twitter, Google+ using OAuth and Omniauth