json2xml

json2xml.js

/*      This work is licensed under Creative Commons GNU LGPL License.
 
        License: http://creativecommons.org/licenses/LGPL/2.1/
        Version: 0.1
        Author: Norman Witte III/2014
        Web:     http://djmeph.net/ 
        
        Adapted from https://gist.github.com/c4milo/3738875
*/
window.json2xml = function (o) {
    var toXml = function (v, name, ind) {
         var xml = "";
         if (typeof v === "undefined") console.log(v)
         if (v instanceof Array) {
                for (var i=0, n=v.length; i<n; i++)
                       xml += toXml(v[i], name, ind+"");
         }
         else if (typeof(v) == "object") {
                var hasChild = false;
                xml += ind + "<" + name;
                for (var m in v) {
                       if (m.charAt(0) == "@")
                          xml += " " + m.substr(1) + "=\"" + String(v[m]) + "\"";
                       else
                          hasChild = true;
                }
                xml += hasChild ? ">" : "/>";
                if (hasChild) {
                       for (var m in v) {
                          if (m == "#text")
                                 xml += makeSafe(v[m]);
                          else if (m == "#cdata")
                                 xml += "<![CDATA[" + lines(v[m]) + "]]>";
                          else if (m.charAt(0) != "@")
                                 xml += toXml(v[m], m, ind);
                       }
                       xml += (xml.charAt(xml.length-1)==""?ind:"") + "</" + name + ">";
                }
         }
         else if (typeof v != "undefined") {
                xml += ind + "<" + name + ">" + makeSafe(String(v)) +  "</" + name + ">";
         }
         return xml;
  },
  xml="";
  
  for (var m in o) {
         xml += toXml(o[m], m, "");
       }
         
  return xml;
  
  function lines(str) {
       
       str = str ? str.replace(/\r\n/g, '\n') : "";
       
       return str;
   }

   function makeSafe(str) {
          
          str = str.replace(/</g, '&lt;').replace(/&/g, '&amp;');
          
          return lines(str);
   }
}