fix: get rid of math.random in generateUUID

public/src/utils.js

@@ -290,13 +290,11 @@
 
 	const utils = {
 		generateUUID: function () {
-			/* eslint-disable no-bitwise */
-			return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function (c) {
-				const r = Math.random() * 16 | 0;
-				const v = c === 'x' ? r : ((r & 0x3) | 0x8);
-				return v.toString(16);
-			});
-			/* eslint-enable no-bitwise */
+			// from https://github.com/tracker1/node-uuid4/blob/master/browser.js
+			const temp_url = URL.createObjectURL(new Blob());
+			const uuid = temp_url.toString();
+			URL.revokeObjectURL(temp_url);
+			return uuid.split(/[:\/]/g).pop().toLowerCase(); // remove prefixes
 		},
 		// https://github.com/substack/node-ent/blob/master/index.js
 		decodeHTMLEntities: function (html) {

src/utils.js

@@ -1,3 +1,17 @@
 'use strict';
 
+const crypto = require('crypto');
+
 module.exports = require('../public/src/utils');
+
+module.exports.generateUUID = function () {
+	// from https://github.com/tracker1/node-uuid4/blob/master/index.js
+	let rnd = crypto.randomBytes(16);
+	/* eslint-disable no-bitwise */
+	rnd[6] = (rnd[6] & 0x0f) | 0x40;
+	rnd[8] = (rnd[8] & 0x3f) | 0x80;
+	/* eslint-enable no-bitwise */
+	rnd = rnd.toString('hex').match(/(.{8})(.{4})(.{4})(.{4})(.{12})/);
+	rnd.shift();
+	return rnd.join('-');
+};