getdigits

gistfile1.js

function getDigits(call, input) {
  console.log('pressed ' + input);
  if (arduinoTcp === null) {
    call.say("I can't do that for you, Hal. I'm offline.");
  } else {
	curr_call = call;
	if (['2', '4', '5', '6', '8', '0'].indexOf(input) >= 0) {
	  arduinoTcp.write(input);
	  call.gather(getDigits, {numDigits: 1});
	} else {
	  call.gather(getDigits, {numDigits: 1}).say("I can't do that for you, Hal. Invalid command.");
	}
  }
}