elastic.js
Version:
Javascript API for ElasticSearch DSL
70 lines (59 loc) • 1.77 kB
JavaScript
/* This work is licensed under Creative Commons GNU LGPL License.
License: http://creativecommons.org/licenses/LGPL/2.1/
Version: 0.9/modified to conform to commonjs modules pattern
Author: Stefan Goessner/2006
Web: http://goessner.net/
*/
var json2xml = (typeof exports === 'undefined')? {} : exports; // like commonjs
(function() {
json2xml.convert = function(o) {
var toXml = function(v, name, ind) {
var xml = "";
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) + "=\"" + v[m].toString() + "\"";
else
hasChild = true;
}
xml += hasChild ? ">\n" : "/>";
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+"\t");
}
xml += (xml.charAt(xml.length-1)=="\n"?ind:"") + "</" + name + ">\n";
}
}
else { // added special-character transform, but this needs to be better handled [micmath]
xml += ind + "<" + name + ">" + makeSafe(v.toString()) + "</" + name + ">\n";
}
return xml;
},
xml="";
for (var m in o) {
xml += toXml(o[m], m, "");
}
return xml;
}
function lines(str) {
// normalise line endings, all in file will be unixy
str = str.replace(/\r\n/g, '\n');
return str;
}
function makeSafe(str) {
// xml special charaters
str = str.replace(/</g, '<').replace(/&/g, '&');
return lines(str);
}
})();