gistfile1.rb

class HairstylesController < ApplicationController
  
  before_filter :ip_check, :only => [:vote]
  
  def vote
    if @hairstyle = Hairstyle.find(params[:id])
      @hairstyle.increment('count')
      @hairstyle.save
      redirect_to root_url, notice: 'Thanks for Voting'
    end
  end

  private

  def ip_check
      redirect_to :action => 'vote', :id => params[:id]
  end
  
end