parseLocation.js

/**
 * Parse the data from a Location Element and return the requested value
 * @param  {string} l stored string value from a Location Element
 * @param  {string} k name of the requested value
 * @return {string}   parsed value from the Location Element or empty string
 */
function parseLocation(l,k) {
   if(typeof k === "undefined" || k.trim().length === 0) return "";
   
   var location = {};
   var arr = l.split("\n");
   
   for(var i=0; i<arr.length; i++) {      
      var line = arr[i].split(":");
      var key = line[0].toLowerCase();
      
      if(key === "time") {
         var value = line[1] + ":" + line[2] + ":" + line[3];
      } else {
         var value = line[1];
      }
      
      location[key] = value;
   }

   if(location.hasOwnProperty(k.toLowerCase())) {
      return location[k.toLowerCase()];
   } else {
      return "";
   }
}