owtlab-tracking/lib/core/utils/parse-params.js

A simple Tracking system

module.exports = parseParams;

function parseParams(str) {
  // via: http://stackoverflow.com/a/2880929/2511985
  const urlParams = {};
  let match;
  const pl = /\+/g; // Regex for replacing addition symbol with a space
  const search = /([^&=]+)=?([^&]*)/g;
  const decode = function (s) { return decodeURIComponent(s.replace(pl, ' ')); };
  const query = str.split('?')[1];

  while (match = search.exec(query)) {
    urlParams[decode(match[1])] = decode(match[2]);
  }
  return urlParams;
}