Handle a response from twilio

handle_call.rb

  def handle_call
    call_sid = params["CallSid"]
    checkin = Checkin.find_by_twilio_call_id(call_sid)
    
    if checkin
      response = Twilio::TwiML::Response.new do |r|
        r.Pause :length => 1 # Found that people like to say "Hello" when they pick up  

        # Separate controller action 'directions' handles your button presses
        r.Gather :action => directions_path, :numDigits => 1 do |r|
          r.Say checkin.message, :voice => 'woman'
          r.Pause :length => 1
          r.Say "Press 1 to leave a reply, or 2 to repeat this message.", :voice => "woman"
        end
      end
    else
      response = Twilio::TwiML::Response.new do |r|
        r.Hangup
      end
    end

    respond_to do |format|
      format.xml { render :xml => response.text }
    end
  end