Plex + CP + Trakt Trending Updater

package.json

{
  "author": "Rob Ellis <rob@silentrob.me>",
  "name":"trakt_trending",
  "version" : "0.0.1",
  "dependencies": {
     "request" : "2.9.202",
     "xml2js": "*"
   }
}

server.js

var request = require('request');
var xml2js = require('xml2js');
var qs = require('querystring');

// Trakt.tv
var traktApiKey = "79470745f68b8b6a5732fdf06c067f16";

// Couch Settings
var cpHost = "http://192.168.0.196:5050";
var cpApiKey = "8c0dabc86b6a4a34903adefdd6fb6b30";

// Plex Settings
var plexHost = "http://192.168.0.196:32400";

// Util function
function inArray(needle, haystack) {
    var length = haystack.length;
    for(var i = 0; i < length; i++) {
        if(haystack[i] == needle) return true;
    }
    return false;
}

function getRandomInt (min, max) {
    return Math.floor(Math.random() * (max - min + 1)) + min;
}

// Fetch movies from PLEX Media Server, returns a callback with an array of titles
var fetchPlexMovies = function(cb) {
  var movies = [];
  var parser = new xml2js.Parser();
  parser.addListener('end', function(result) {
    for (var i = 0; i < result['Video'].length; i++) {
      movies.push(result['Video'][i]['@'].title);
    }
    cb(movies)
  });

  // Movie Section = 4
  request(plexHost + '/library/sections/4/all', function (error, response, body) {
    if (!error && response.statusCode == 200) {
      parser.parseString(body);  
    }
  });  
}

// POST a new movie to CouchPotato (CP uses GETS for everything!)
// profile_id 12 is best, but should be optional
var addMovieToCouchPotato = function(obj) {
  var params = {'identifier':obj.imdb, 'title': encodeURIComponent(obj.title), 'profile_id': 12 }
  request(cpHost + '/api/'+ cpApiKey +'/movie.add/?' + qs.stringify(params),
     function (error, response, body) {
       if (!error && response.statusCode == 200) {
        console.log(body)
       } 
     }
   );  
}


var getTraktTrending = function(callback) {
  request('http://api.trakt.tv/movies/trending.json/' + traktApiKey, function (error, response, body) {
    if (!error && response.statusCode == 200) {
      var json = JSON.parse(body);
      callback(json) 
    }
  }); 
}

// Main entry point
// Run's daily
setInterval(

  fetchPlexMovies(function(movies) {
    var parseResults = function(json) {
      var recomended = [];
      for (var i = 0; i < json.length; i++) {
        if (inArray('Horror',json[i].genres) === false && 
            inArray('Music',json[i].genres) === false && 
            inArray(json[i].title, movies) === false &&
            json[i]['ratings'].percentage >= 78 &&
            json[i].year >= 2005
            ) {
          recomended.push({imdb:json[i].imdb_id,title:json[i].title});
        }
      }
      // Fetch 1 at a time (once a day)
      addMovieToCouchPotato(recomended[getRandomInt(0, recomended.length)]);
    }

    getTraktTrending(parseResults);
    
  }), 
  
86400000 );