Replacement for Sugar Object.objectToQueryString that doesn't lose data

gistfile1.js

var yourApp = {};

yourApp.objectToQueryString = function(obj, base) {
  var tmp;
  // If a custom toString exists bail here and use that instead
  if(Object.isArray(obj) || (Object.isObject(obj) && obj.toString === Object.prototype.toString)) {
    tmp = [];
    yourApp.iterateOverObject(obj, function(key, value) {
      if(base) {
        key = base + '[' + key + ']';
      }
      tmp.push(yourApp.objectToQueryString(value, key));
    });
    return tmp.join('&');
  } else {
    if(!base) return '';
    return yourApp.sanitizeURIComponent(base) + '=' + (Object.isDate(obj) ? obj.getTime() : yourApp.sanitizeURIComponent(obj));
  }
}
yourApp.iterateOverObject = function(obj, fn) {
  var key;
  for(key in obj) {
    if(!obj.hasOwnProperty(key)) continue;
    if(fn.call(obj, key, obj[key], obj) === false) break;
  }
}
yourApp.sanitizeURIComponent = function(obj) {
  // undefined, null, and NaN are represented as a blank string,
  // while false and 0 are stringified. "+" is allowed in query string
  return !obj && obj !== false && obj !== 0 ? '' : encodeURIComponent(obj);
}