gistfile1.rb

class OmniauthCallbacksController < ApplicationController

  def wordpress_oauth2
    self.current_user = User.find_for_wordpress_oauth2(request.env['omniauth.auth'])
    if current_user
      flash[:notice] = "Logged in successfully"
      current_user.record_login request.user_agent
    else
      flash.now[:error] = "Something went wrong (unable to login)"
    end
    redirect_back_or_default root_url
  end

end