Audit Users against Facebook Graph Information

gistfile1.rb

bad_fb = []
exception = []

# Create a new file and write to it  
File.open('/Users/developer/Documents/results.csv', 'w') do |f|  
  User.where("'facebook_access_token' IS NOT NULL").each do |u|
    unless u.facebook_access_token.nil?
      begin
        @graph = Koala::Facebook::API.new(u.facebook_access_token)
        profile = @graph.get_object("me")
        if u.facebook_id != profile['id'] || u.email != profile['email']
          bad_fb << u
          f.puts "#{u.id},#{u.login},#{u.email},#{u.facebook_id},#{u.facebook_access_token},#{profile['id']},#{profile['name']},#{profile['email']}"
        end
      rescue StandardError => e
        exception << e
      end
    end
  end
end