automagic birthday greeter server thing

happybirthday.js

var http = require("http")
var url = require("url")
var MemJS = require("memjs").Client
memjs = MemJS.create();
var server = http.createServer(function (req, res) {
  var name = url.parse(req.url).pathname.substr(1)
  if(!!name) {
    doThatThang(name, function (html) {
      res.writeHead(200, {"Content-Type": 'text/html', 'Content-Length': html.length});
      res.end(html);
    })
  } else {
      res.writeHead(200, {"Content-Type": 'text/html'});
      res.end("<h1>HEYYYYYYYYYYYYYSSSSSSSUP? WHAT U DOING HERE?</h1>");
  }
})

server.listen(process.env.PORT || 8000)
console.log('listening on: ', process.env.PORT || 8000)

function doThatThang(name, cb) {
  memjs.get(name, function(err, value) {
    if (!value) {
      hitTheYoutube(name, function (data) {
        var html = "<title>HAPPY BIRTHDAY " + name.toUpperCase() + "!!!</title><center>" +
                      data.map(function (id) {
                        return "<iframe width=\"30%\" height=\"30%\" src=\"http://www.youtube.com/embed/" +
                        id + "?autoplay=1&loop=1&playlist=" + id +
                        " frameborder=\"0\" allowfullscreen></iframe>​"
                      }).join('') + "</center>"
        memjs.set(name, html)
        cb(html)
      })
    } else {
      console.log(value)
      cb(value.toString())
    }
  })
}

var $ = require('cheerio')
var request = require('request')
function hitTheYoutube(name, cb) {
  request("https://www.youtube.com/results?search_query=happy+birthday+" + name, function (err, resp, html) {
    if (err) return console.error(err)
    var parsedHTML = $.load(html)
    // get all img tags and loop over them
    var vidURLs = []
    parsedHTML('a').each(function(i, link) {
      var href = $(link).attr('href')
      console.log(href)
      if (!href.match('watch') || href.match('list')) return
      vidURLs.push(href.replace('/watch?v=', ''))
    })
    cb(vidURLs.filter(function(v, i, a){
      return a.indexOf(v) == i
    }))
  })
}