Function Evercookie

js/evercookie.js:290–1283

* @class Evercookie * @param {Object} options * @param {Boolean} options.history CSS history knocking or not .. can be network intensive * @param {Boolean} options.java Java applet on/off... may prompt users for permission to run. * @param {Number} options.tests * @param {Boolean} opt

(options)

   * @param {Array} options.hsts_domains	The domains used for the hsts cookie. 1 Domain = one bit (8 domains => 8 bit => values up to 255)
   */
  function Evercookie(options) {
    options = options || {};
    var opts = {};
    for (var key in defaultOptionMap) {
      var optValue = options[key];
      if(typeof optValue !== 'undefined') {
        opts[key] = optValue
      } else {
        opts[key] = defaultOptionMap[key];
      }
    }
    if(typeof opts.domain === 'function'){
      opts.domain = opts.domain(window);
    }
    var _ec_history = opts.history,
      _ec_java =  opts.java,
      _ec_tests = opts.tests,
      _ec_baseurl = opts.baseurl,
      _ec_asseturi = opts.asseturi,
      _ec_phpuri = opts.phpuri,
      _ec_domain = opts.domain,
      _ec_swf_file_name = opts.swfFileName,
      _ec_xap_file_name = opts.xapFileName,
      _ec_jnlp_file_name = opts.jnlpFileName,
	  _ec_hsts = opts.hsts;

    // private property
    var self = this;
    this._ec = {};
    if (_ec_hsts){
        if(opts.hsts_domains.length <= 8){
            // TODO: warn on some more prominent place ?
            console.log('HSTS cookie with '+opts.hsts_domains.length+' can only save values up to ' + Math.pow(2, opts.hsts_domains.length) - 1);
        }
        this.hsts_cookie = HSTS_Cookie(opts.hsts_domains);
    }

    this.get = function (name, cb, dont_reset) {
      self._evercookie(name, cb, undefined, undefined, dont_reset);
    };

    this.set = function (name, value) {
      self._evercookie(name, function () {}, value);
    };

    this._evercookie = function (name, cb, value, i, dont_reset) {
      if (self._evercookie === undefined) {
        self = this;
      }
      if (i === undefined) {
        i = 0;
      }
      // first run
      if (i === 0) {      
        if (opts.db) {
          self.evercookie_database_storage(name, value);
        }
        if (opts.idb) {