index.js
/*
* random-useragent
* https://github.com/skratchdot/random-useragent
*
* Copyright (c) 2014 skratchdot
* Licensed under the MIT license.
*/
'use strict';
const useragents = require('./useragent-data.json');
const rand = require('random-seed').create();
// cloning is slow, but it's only done when returning parsed user agent
// objects (so the data can't be changed by the end user).
// this can be a performance hit when in a loop, so use with caution.
const cloneData = function (data) {
return JSON.parse(JSON.stringify(data));
};
const getData = function (filter) {
return typeof filter === 'function' ? useragents.filter(filter) : useragents;
};
exports.getRandom = function (filter) {
const data = getData(filter);
return data.length
? data[rand.intBetween(0, data.length - 1)].userAgent
: null;
};
exports.getRandomData = function (filter) {
const data = getData(filter);
return data.length
? cloneData(data[rand.intBetween(0, data.length - 1)])
: null;
};
exports.getAll = function (filter) {
return getData(filter).map(function (item) {
return item.userAgent;
});
};
exports.getAllData = function (filter) {
return cloneData(getData(filter));
};