solutaaliquid/src/converter/XmlToJson.js

common utils for javascript. Utils to get the global scope (browser, webworker & co.). Customizable string escaper. Utilitize for objects. Extension at base javascript api (usefull extention like String.hashcode()).

const ATTRIBUTE_PRFIX = "@";
const TEXTCONTENT = "@";

const parse = (content) => {
	const parser = new DOMParser();
	return parser.parseFromString(content, "application/xml");
};

const xmlToJson = (node) => {
	// Create the return object
	if (node.nodeType == 3 || node.nodeType == 4) return node.textContent.trim();

	const hasAttributes = node.attributes && node.attributes.length > 0;
	const hasChildNodes = node.childElementCount > 0;

	if (!hasAttributes && !hasChildNodes) return node.textContent.trim();

	// process childs
	const obj = {};
	let textContent = "";
	// element do attributes
	if (hasAttributes) {
		for (let attribute of node.attributes) obj[`${ATTRIBUTE_PRFIX}${attribute.nodeName}`] = attribute.nodeValue;
	}

	for (let item of node.childNodes) {
		if (item.nodeType == 1) {
			const nodeName = item.nodeName;
			if (typeof obj[nodeName] === "undefined") {
				obj[nodeName] = xmlToJson(item);
			} else {
				if (typeof obj[nodeName].push === "undefined") {
					var old = obj[nodeName];
					obj[nodeName] = [];
					obj[nodeName].push(old);
				}
				obj[nodeName].push(xmlToJson(item));
			}
		} else if (item.nodeType == 3 || item.nodeType == 4) textContent = textContent + item.textContent;
	}

	textContent = textContent.trim();
	if (textContent.length > 0) obj[TEXTCONTENT] = textContent;

	return obj;
};

export default (content) => {
	if (typeof content === "string") content = parse(content);

	return xmlToJson(content);
};