Token for silent login

  def get_token
    token = "AKA #{params[:id]} #{Time.now.to_f}".hash
    Rails.cache.write(token,params[:id], :timeToLive => 60.seconds)
    render :json => token
  end
  
  def use_token
    session[:user_id] = Rails.cache.read(params[:token])
    redirect_to "/"
  end