low-browser/dist/low-browser.umd.js

/*!
 * Low Browser. Internet Explorer and Microsoft Edge browsers definition.
 * https://github.com/Arttse/low-browser
 * Copyright (c) 2015-2018 Nikita Bystrov (Arttse)
 * Licensed under the MIT license
 * Version: 0.3.0
 */
(function (global, factory) {
    typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
    typeof define === 'function' && define.amd ? define(factory) :
    (global.lowBrowser = factory());
}(this, (function () { 'use strict';

    /**
     * Internet Explorer and Microsoft Edge browsers definition.
     * Parses given user agent string
     *
     * @param userAgent - browser user agent
     *
     * @returns object with info about browser
     */
    var lowBrowser = function (userAgent) {
        var data = { userAgent: userAgent };
        var m;
        /** Check Mac Power PC */
        if (/Mac_PowerPC/i.test(userAgent)) {
            data.os = 'Mac_PowerPC';
        }
        /** Check Mac OS X */
        if (/Mac OS X/i.test(userAgent)) {
            data.os = 'Mac OS X';
        }
        /** Check Windows OS */
        m = userAgent.match(/(Windows.*?)[;)]/i);
        if (m) {
            data.os = m[1].trim()
                .replace(/NT(\d)/i, 'NT $1')
                .replace(/(NT\s\d{1,2})$/i, '$1.0');
        }
        /** Check Trident version core */
        m = userAgent.match(/Trident[\/\s](\d+\.[\d\w]+)[;)]/i);
        if (m) {
            data.core = 'Trident';
            data.coreVersion = m[1].trim();
        }
        /** Check IE 11 */
        if (/rv:11\.0/i.test(userAgent) && data.core === 'Trident') {
            data.name = 'IE';
            data.version = '11.0';
        }
        /** Check IE < 11 */
        var ieRegex = 'MSIE\\s(.*?)[;)]';
        m = userAgent.match(new RegExp(ieRegex, 'ig'));
        m = m ? m[m.length - 1].match(new RegExp(ieRegex, 'i')) : null;
        if (m) {
            data.name = 'IE';
            data.version = m[1].trim();
        }
        /** Check IEMobile */
        m = userAgent.match(/IEMobile[\/\s](\d+\.[\d\w]+)[;)]/i);
        if (m) {
            data.name = 'IEMobile';
            data.version = m[1].trim();
        }
        /** Check EDGE browser */
        m = userAgent.match(/Edge[\/\s](.*?)\.(\d+)/i);
        if (m) {
            data.name = 'Edge';
            data.version = m[1].trim();
            var osBuild = +m[2];
            if (osBuild) {
                data.osBuild = osBuild;
            }
            data.core = 'EdgeHTML';
            data.coreVersion = (data.version) + "." + (osBuild || 0);
        }
        /** Check Xbox */
        if (/Xbox/i.test(userAgent)) {
            data.gamePlatform = /Xbox\sOne/i.test(userAgent)
                ? 'Xbox One'
                : 'Xbox 360';
        }
        return data;
    };

    return lowBrowser;

})));
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