This snippet requires both the ntwitter & ar-drone modules to be installed. "npm install ntwitter" and "npm install ar-drone" will suffice. As of this writing, it's merely a POC that one can control an AR Drone over the internet. See [http://tinyurl.com/gogonc] for more information and background.

nodecopter.js

// CONFIGURE YOUR AR DRONE'S CONNECTION TO THE INTERNET 
// See http://tinyurl.com/gogonc (as in "go go node copter!")

// CREDENTIALS.JS - populate with Twitter API credentials
var credentials = {
    consumer_key: 'CONSUMERKEY',
    consumer_secret: 'CONSUMERSECRET',
    access_token_key: 'ACCESSTOKEN',
    access_token_secret: 'ACCESSTOKENSECRET'
};

module.exports = credentials;

// MAIN SCRIPT - name it whatever you'd like
var twitter = require('ntwitter');
var credentials = require('./credentials.js');
var arDrone = require('ar-drone');
var options = {ip:'10.0.1.2'};
var client  = arDrone.createClient(options);

function alertMe(){
  client.takeoff();
  client
    .after(100, function() {
      this.animateLeds('rightMissile', 5, 2)
    })
    .after(500, function() {
      this.stop();
      this.land();
    });
}


var t = new twitter({
    consumer_key: credentials.consumer_key,
    consumer_secret: credentials.consumer_secret,
    access_token_key: credentials.access_token_key,
    access_token_secret: credentials.access_token_secret
});

t.stream(
    'statuses/filter',
    { track: ['tinyurl.com/gogonc'] }, // can make this a list
    function(stream) {
        stream.on('data', function(tweet) {
            // check for some keywords to do special stuff
            // right now the special stuff is all the same
            if( tweet.text.indexOf('fly') > 0 )
            {
                console.log('takeoff');
                console.log(tweet.text);
                console.log(tweet.user.screen_name);
                alertMe();
            }
            else if( tweet.text.indexOf('land') > 0 )
            {
                console.log('land');
                console.log(tweet.text);
                console.log(tweet.user.screen_name);
                alertMe();
            }
            else alertMe(); 
        });
    }
);