sketch.js

var qs = require("querystring"),
    xml2js = require("xml2js"),
    parser = new xml2js.Parser(),
    config = require("../config"),
    crypto = require("crypto"),
    tar = require("tar"),
    fs = require("fs");

var parseBody = function(body, callback) {
  var decodedBody = decodeURIComponent(qs.stringify(qs.parse(body)));
  parser.parseString(decodedBody, callback);
};

exports.startSession = function(req, res) {  
  var body = '';
  var parsedbody = '';

  var renderStartSession = function(err, data) {
    var obj = data["SOAP-ENV:Body"]["ns1:StartSession"];
    var credential = md5HexDigest(obj.macaddress + obj.cnonce + config.cards[obj.macaddress].uploadkey);
    res.send('WILD RESPONSE');  
  };

  req.on('data', function (data) {
    body += data;
  }); 
  req.on('end', function () {
    parseBody(body, renderStartSession);            
  });
};