Resolve User Agent

resolveUserAgent.js

/////////////////////////////////////////////////////////////////////////////////
/* UAParser.js v1.1.34
   Copyright © 2012-2023 Faisal Salman <[email protected]>
   MIT License */ /*
   Detect Browser, Engine, OS, CPU, and Device type/model from User-Agent data.
   Supports browser & node.js environment.
   Demo   : https://faisalman.github.io/ua-parser-js
   Source : https://github.com/faisalman/ua-parser-js */
/////////////////////////////////////////////////////////////////////////////////

//////////////
// Constants
/////////////

var LIBVERSION = '1.1.34',
	EMPTY = '',
	UNKNOWN = '?',
	FUNC_TYPE = 'function',
	UNDEF_TYPE = 'undefined',
	OBJ_TYPE = 'object',
	STR_TYPE = 'string',
	MAJOR = 'major',
	MODEL = 'model',
	NAME = 'name',
	TYPE = 'type',
	VENDOR = 'vendor',
	VERSION = 'version',
	ARCHITECTURE = 'architecture',
	CONSOLE = 'console',
	MOBILE = 'mobile',
	TABLET = 'tablet',
	SMARTTV = 'smarttv',
	WEARABLE = 'wearable',
	EMBEDDED = 'embedded',
	USER_AGENT = 'user-agent',
	UA_MAX_LENGTH = 350;

var AMAZON = 'Amazon',
	APPLE = 'Apple',
	ASUS = 'ASUS',
	BLACKBERRY = 'BlackBerry',
	BROWSER = 'Browser',
	CHROME = 'Chrome',
	EDGE = 'Edge',
	FIREFOX = 'Firefox',
	GOOGLE = 'Google',
	HUAWEI = 'Huawei',
	LG = 'LG',
	MICROSOFT = 'Microsoft',
	MOTOROLA = 'Motorola',
	OPERA = 'Opera',
	SAMSUNG = 'Samsung',
	SHARP = 'Sharp',
	SONY = 'Sony',
	SWISS = 'Swiss',
	XIAOMI = 'Xiaomi',
	ZEBRA = 'Zebra',
	ZTE = 'ZTE',
	FACEBOOK = 'Facebook',
	CHROMIUM_OS = 'Chromium OS',
	MAC_OS = 'Mac OS';

///////////
// Helper
//////////

var extend = function (regexes, extensions) {
		var mergedRegexes = {};
		for (var i in regexes) {
			mergedRegexes[i] =
				extensions[i] && extensions[i].length % 2 === 0
					? extensions[i].concat(regexes[i])
					: regexes[i];
		}
		return mergedRegexes;
	},
	enumerize = function (arr) {
		var enums = {};
		for (var i = 0; i < arr.length; i++) {
			enums[arr[i].toUpperCase()] = arr[i];
		}
		return enums;
	},
	has = function (str1, str2) {
		return typeof str1 === STR_TYPE
			? lowerize(str2).indexOf(lowerize(str1)) !== -1
			: false;
	},
	isExtensions = function (obj) {
		for (var prop in obj) {
			return /^(browser|cpu|device|engine|os)$/.test(prop);
		}
	},
	lowerize = function (str, rgx) {
		return typeof str === STR_TYPE
			? str.toLowerCase().replace(rgx ? new RegExp(rgx, 'i') : EMPTY, EMPTY)
			: str;
	},
	majorize = function (version) {
		return typeof version === STR_TYPE
			? version.replace(/[^\d\.]/g, EMPTY).split('.')[0]
			: undefined;
	},
	trim = function (str, len) {
		if (typeof str === STR_TYPE) {
			str = str.replace(/^\s\s*/, EMPTY);
			return typeof len === UNDEF_TYPE ? str : str.substring(0, UA_MAX_LENGTH);
		}
	};

///////////////
// Map helper
//////////////

var rgxMapper = function (ua, arrays) {
		var i = 0,
			j,
			k,
			p,
			q,
			matches,
			match;

		// loop through all regexes maps
		while (i < arrays.length && !matches) {
			var regex = arrays[i], // even sequence (0,2,4,..)
				props = arrays[i + 1]; // odd sequence (1,3,5,..)
			j = k = 0;

			// try matching uastring with regexes
			while (j < regex.length && !matches) {
				if (!regex[j]) {
					break;
				}
				matches = regex[j++].exec(ua);

				if (!!matches) {
					for (p = 0; p < props.length; p++) {
						match = matches[++k];
						q = props[p];
						// check if given property is actually array
						if (typeof q === OBJ_TYPE && q.length > 0) {
							if (q.length === 2) {
								if (typeof q[1] == FUNC_TYPE) {
									// assign modified match
									this[q[0]] = q[1].call(this, match);
								} else {
									// assign given value, ignore regex match
									this[q[0]] = q[1];
								}
							} else if (q.length === 3) {
								// check whether function or regex
								if (typeof q[1] === FUNC_TYPE && !(q[1].exec && q[1].test)) {
									// call function (usually string mapper)
									this[q[0]] = match ? q[1].call(this, match, q[2]) : undefined;
								} else {
									// sanitize match using given regex
									this[q[0]] = match ? match.replace(q[1], q[2]) : undefined;
								}
							} else if (q.length === 4) {
								this[q[0]] = match
									? q[3].call(this, match.replace(q[1], q[2]))
									: undefined;
							}
						} else {
							this[q] = match ? match : undefined;
						}
					}
				}
			}
			i += 2;
		}
	},
	strMapper = function (str, map) {
		for (var i in map) {
			// check if current value is array
			if (typeof map[i] === OBJ_TYPE && map[i].length > 0) {
				for (var j = 0; j < map[i].length; j++) {
					if (has(map[i][j], str)) {
						return i === UNKNOWN ? undefined : i;
					}
				}
			} else if (has(map[i], str)) {
				return i === UNKNOWN ? undefined : i;
			}
		}
		return str;
	};

///////////////
// String map
//////////////

// Safari < 3.0
var oldSafariMap = {
		'1.0': '/8',
		1.2: '/1',
		1.3: '/3',
		'2.0': '/412',
		'2.0.2': '/416',
		'2.0.3': '/417',
		'2.0.4': '/419',
		'?': '/',
	},
	windowsVersionMap = {
		ME: '4.90',
		'NT 3.11': 'NT3.51',
		'NT 4.0': 'NT4.0',
		2000: 'NT 5.0',
		XP: ['NT 5.1', 'NT 5.2'],
		Vista: 'NT 6.0',
		7: 'NT 6.1',
		8: 'NT 6.2',
		8.1: 'NT 6.3',
		10: ['NT 6.4', 'NT 10.0'],
		RT: 'ARM',
	};

//////////////
// Regex map
/////////////

var regexes = {
	browser: [
		[
			/\b(?:crmo|crios)\/([\w\.]+)/i, // Chrome for Android/iOS
		],
		[VERSION, [NAME, 'Chrome']],
		[
			/edg(?:e|ios|a)?\/([\w\.]+)/i, // Microsoft Edge
		],
		[VERSION, [NAME, 'Edge']],
		[
			// Presto based
			/(opera mini)\/([-\w\.]+)/i, // Opera Mini
			/(opera [mobiletab]{3,6})\b.+version\/([-\w\.]+)/i, // Opera Mobi/Tablet
			/(opera)(?:.+version\/|[\/ ]+)([\w\.]+)/i, // Opera
		],
		[NAME, VERSION],
		[
			/opios[\/ ]+([\w\.]+)/i, // Opera mini on iphone >= 8.0
		],
		[VERSION, [NAME, OPERA + ' Mini']],
		[
			/\bopr\/([\w\.]+)/i, // Opera Webkit
		],
		[VERSION, [NAME, OPERA]],
		[
			// Mixed
			/(kindle)\/([\w\.]+)/i, // Kindle
			/(lunascape|maxthon|netfront|jasmine|blazer)[\/ ]?([\w\.]*)/i, // Lunascape/Maxthon/Netfront/Jasmine/Blazer
			// Trident based
			/(avant |iemobile|slim)(?:browser)?[\/ ]?([\w\.]*)/i, // Avant/IEMobile/SlimBrowser
			/(ba?idubrowser)[\/ ]?([\w\.]+)/i, // Baidu Browser
			/(?:ms|\()(ie) ([\w\.]+)/i, // Internet Explorer

			// Webkit/KHTML based                                               // Flock/RockMelt/Midori/Epiphany/Silk/Skyfire/Bolt/Iron/Iridium/PhantomJS/Bowser/QupZilla/Falkon
			/(flock|rockmelt|midori|epiphany|silk|skyfire|ovibrowser|bolt|iron|vivaldi|iridium|phantomjs|bowser|quark|qupzilla|falkon|rekonq|puffin|brave|whale(?!.+naver)|qqbrowserlite|qq|duckduckgo)\/([-\w\.]+)/i,
			// Rekonq/Puffin/Brave/Whale/QQBrowserLite/QQ, aka ShouQ
			/(weibo)__([\d\.]+)/i, // Weibo
		],
		[NAME, VERSION],
		[
			/(?:\buc? ?browser|(?:juc.+)ucweb)[\/ ]?([\w\.]+)/i, // UCBrowser
		],
		[VERSION, [NAME, 'UC' + BROWSER]],
		[
			/microm.+\bqbcore\/([\w\.]+)/i, // WeChat Desktop for Windows Built-in Browser
			/\bqbcore\/([\w\.]+).+microm/i,
		],
		[VERSION, [NAME, 'WeChat(Win) Desktop']],
		[
			/micromessenger\/([\w\.]+)/i, // WeChat
		],
		[VERSION, [NAME, 'WeChat']],
		[
			/konqueror\/([\w\.]+)/i, // Konqueror
		],
		[VERSION, [NAME, 'Konqueror']],
		[
			/trident.+rv[: ]([\w\.]{1,9})\b.+like gecko/i, // IE11
		],
		[VERSION, [NAME, 'IE']],
		[
			/yabrowser\/([\w\.]+)/i, // Yandex
		],
		[VERSION, [NAME, 'Yandex']],
		[
			/(avast|avg)\/([\w\.]+)/i, // Avast/AVG Secure Browser
		],
		[[NAME, /(.+)/, '$1 Secure ' + BROWSER], VERSION],
		[
			/\bfocus\/([\w\.]+)/i, // Firefox Focus
		],
		[VERSION, [NAME, FIREFOX + ' Focus']],
		[
			/\bopt\/([\w\.]+)/i, // Opera Touch
		],
		[VERSION, [NAME, OPERA + ' Touch']],
		[
			/coc_coc\w+\/([\w\.]+)/i, // Coc Coc Browser
		],
		[VERSION, [NAME, 'Coc Coc']],
		[
			/dolfin\/([\w\.]+)/i, // Dolphin
		],
		[VERSION, [NAME, 'Dolphin']],
		[
			/coast\/([\w\.]+)/i, // Opera Coast
		],
		[VERSION, [NAME, OPERA + ' Coast']],
		[
			/miuibrowser\/([\w\.]+)/i, // MIUI Browser
		],
		[VERSION, [NAME, 'MIUI ' + BROWSER]],
		[
			/fxios\/([-\w\.]+)/i, // Firefox for iOS
		],
		[VERSION, [NAME, FIREFOX]],
		[
			/\bqihu|(qi?ho?o?|360)browser/i, // 360
		],
		[[NAME, '360 ' + BROWSER]],
		[/(oculus|samsung|sailfish|huawei)browser\/([\w\.]+)/i],
		[[NAME, /(.+)/, '$1 ' + BROWSER], VERSION],
		[
			// Oculus/Samsung/Sailfish/Huawei Browser
			/(comodo_dragon)\/([\w\.]+)/i, // Comodo Dragon
		],
		[[NAME, /_/g, ' '], VERSION],
		[
			/(electron)\/([\w\.]+) safari/i, // Electron-based App
			/(tesla)(?: qtcarbrowser|\/(20\d\d\.[-\w\.]+))/i, // Tesla
			/m?(qqbrowser|baiduboxapp|2345Explorer)[\/ ]?([\w\.]+)/i, // QQBrowser/Baidu App/2345 Browser
		],
		[NAME, VERSION],
		[
			/(metasr)[\/ ]?([\w\.]+)/i, // SouGouBrowser
			/(lbbrowser)/i, // LieBao Browser
			/\[(linkedin)app\]/i, // LinkedIn App for iOS & Android
		],
		[NAME],
		[
			// WebView
			/((?:fban\/fbios|fb_iab\/fb4a)(?!.+fbav)|;fbav\/([\w\.]+);)/i, // Facebook App for iOS & Android
		],
		[[NAME, FACEBOOK], VERSION],
		[
			/(kakao(?:talk|story))[\/ ]([\w\.]+)/i, // Kakao App
			/(naver)\(.*?(\d+\.[\w\.]+).*\)/i, // Naver InApp
			/safari (line)\/([\w\.]+)/i, // Line App for iOS
			/\b(line)\/([\w\.]+)\/iab/i, // Line App for Android
			/(chromium|instagram)[\/ ]([-\w\.]+)/i, // Chromium/Instagram
		],
		[NAME, VERSION],
		[
			/\bgsa\/([\w\.]+) .*safari\//i, // Google Search Appliance on iOS
		],
		[VERSION, [NAME, 'GSA']],
		[
			/headlesschrome(?:\/([\w\.]+)| )/i, // Chrome Headless
		],
		[VERSION, [NAME, CHROME + ' Headless']],
		[
			/ wv\).+(chrome)\/([\w\.]+)/i, // Chrome WebView
		],
		[[NAME, CHROME + ' WebView'], VERSION],
		[
			/droid.+ version\/([\w\.]+)\b.+(?:mobile safari|safari)/i, // Android Browser
		],
		[VERSION, [NAME, 'Android ' + BROWSER]],
		[
			/(chrome|omniweb|arora|[tizenoka]{5} ?browser)\/v?([\w\.]+)/i, // Chrome/OmniWeb/Arora/Tizen/Nokia
		],
		[NAME, VERSION],
		[
			/version\/([\w\.\,]+) .*mobile\/\w+ (safari)/i, // Mobile Safari
		],
		[VERSION, [NAME, 'Mobile Safari']],
		[
			/version\/([\w(\.|\,)]+) .*(mobile ?safari|safari)/i, // Safari & Safari Mobile
		],
		[VERSION, NAME],
		[
			/webkit.+?(mobile ?safari|safari)(\/[\w\.]+)/i, // Safari < 3.0
		],
		[NAME, [VERSION, strMapper, oldSafariMap]],
		[/(webkit|khtml)\/([\w\.]+)/i],
		[NAME, VERSION],
		[
			// Gecko based
			/(navigator|netscape\d?)\/([-\w\.]+)/i, // Netscape
		],
		[[NAME, 'Netscape'], VERSION],
		[
			/mobile vr; rv:([\w\.]+)\).+firefox/i, // Firefox Reality
		],
		[VERSION, [NAME, FIREFOX + ' Reality']],
		[
			/ekiohf.+(flow)\/([\w\.]+)/i, // Flow
			/(swiftfox)/i, // Swiftfox
			/(icedragon|iceweasel|camino|chimera|fennec|maemo browser|minimo|conkeror|klar)[\/ ]?([\w\.\+]+)/i,
			// IceDragon/Iceweasel/Camino/Chimera/Fennec/Maemo/Minimo/Conkeror/Klar
			/(seamonkey|k-meleon|icecat|iceape|firebird|phoenix|palemoon|basilisk|waterfox)\/([-\w\.]+)$/i,
			// Firefox/SeaMonkey/K-Meleon/IceCat/IceApe/Firebird/Phoenix
			/(firefox)\/([\w\.]+)/i, // Other Firefox-based
			/(mozilla)\/([\w\.]+) .+rv\:.+gecko\/\d+/i, // Mozilla

			// Other
			/(polaris|lynx|dillo|icab|doris|amaya|w3m|netsurf|sleipnir|obigo|mosaic|(?:go|ice|up)[\. ]?browser)[-\/ ]?v?([\w\.]+)/i,
			// Polaris/Lynx/Dillo/iCab/Doris/Amaya/w3m/NetSurf/Sleipnir/Obigo/Mosaic/Go/ICE/UP.Browser
			/(links) \(([\w\.]+)/i, // Links
			/panasonic;(viera)/i, // Panasonic Viera
		],
		[NAME, VERSION],
		[
			/(cobalt)\/([\w\.]+)/i, // Cobalt
		],
		[NAME, [VERSION, /[^\d\.]+./, EMPTY]],
	],

	cpu: [
		[
			/(?:(amd|x(?:(?:86|64)[-_])?|wow|win)64)[;\)]/i, // AMD64 (x64)
		],
		[[ARCHITECTURE, 'amd64']],
		[
			/(ia32(?=;))/i, // IA32 (quicktime)
		],
		[[ARCHITECTURE, lowerize]],
		[
			/((?:i[346]|x)86)[;\)]/i, // IA32 (x86)
		],
		[[ARCHITECTURE, 'ia32']],
		[
			/\b(aarch64|arm(v?8e?l?|_?64))\b/i, // ARM64
		],
		[[ARCHITECTURE, 'arm64']],
		[
			/\b(arm(?:v[67])?ht?n?[fl]p?)\b/i, // ARMHF
		],
		[[ARCHITECTURE, 'armhf']],
		[
			// PocketPC mistakenly identified as PowerPC
			/windows (ce|mobile); ppc;/i,
		],
		[[ARCHITECTURE, 'arm']],
		[
			/((?:ppc|powerpc)(?:64)?)(?: mac|;|\))/i, // PowerPC
		],
		[[ARCHITECTURE, /ower/, EMPTY, lowerize]],
		[
			/(sun4\w)[;\)]/i, // SPARC
		],
		[[ARCHITECTURE, 'sparc']],
		[
			/((?:avr32|ia64(?=;))|68k(?=\))|\barm(?=v(?:[1-7]|[5-7]1)l?|;|eabi)|(?=atmel )avr|(?:irix|mips|sparc)(?:64)?\b|pa-risc)/i,
			// IA64, 68K, ARM/64, AVR/32, IRIX/64, MIPS/64, SPARC/64, PA-RISC
		],
		[[ARCHITECTURE, lowerize]],
	],

	device: [
		[
			//////////////////////////
			// MOBILES & TABLETS
			/////////////////////////

			// Samsung
			/\b(sch-i[89]0\d|shw-m380s|sm-[ptx]\w{2,4}|gt-[pn]\d{2,4}|sgh-t8[56]9|nexus 10)/i,
		],
		[MODEL, [VENDOR, SAMSUNG], [TYPE, TABLET]],
		[
			/\b((?:s[cgp]h|gt|sm)-\w+|sc[g-]?[\d]+a?|galaxy nexus)/i,
			/samsung[- ]([-\w]+)/i,
			/sec-(sgh\w+)/i,
		],
		[MODEL, [VENDOR, SAMSUNG], [TYPE, MOBILE]],
		[
			// Apple
			/\((ip(?:hone|od)[\w ]*);/i, // iPod/iPhone
		],
		[MODEL, [VENDOR, APPLE], [TYPE, MOBILE]],
		[
			/\((ipad);[-\w\),; ]+apple/i, // iPad
			/applecoremedia\/[\w\.]+ \((ipad)/i,
			/\b(ipad)\d\d?,\d\d?[;\]].+ios/i,
		],
		[MODEL, [VENDOR, APPLE], [TYPE, TABLET]],
		[/(macintosh);/i],
		[MODEL, [VENDOR, APPLE]],
		[
			// Sharp
			/\b(sh-?[altvz]?\d\d[a-ekm]?)/i,
		],
		[MODEL, [VENDOR, SHARP], [TYPE, MOBILE]],
		[
			// Huawei
			/\b((?:ag[rs][23]?|bah2?|sht?|btv)-a?[lw]\d{2})\b(?!.+d\/s)/i,
		],
		[MODEL, [VENDOR, HUAWEI], [TYPE, TABLET]],
		[
			/(?:huawei|honor)([-\w ]+)[;\)]/i,
			/\b(nexus 6p|\w{2,4}e?-[atu]?[ln][\dx][012359c][adn]?)\b(?!.+d\/s)/i,
		],
		[MODEL, [VENDOR, HUAWEI], [TYPE, MOBILE]],
		[
			// Xiaomi
			/\b(poco[\w ]+)(?: bui|\))/i, // Xiaomi POCO
			/\b; (\w+) build\/hm\1/i, // Xiaomi Hongmi 'numeric' models
			/\b(hm[-_ ]?note?[_ ]?(?:\d\w)?) bui/i, // Xiaomi Hongmi
			/\b(redmi[\-_ ]?(?:note|k)?[\w_ ]+)(?: bui|\))/i, // Xiaomi Redmi
			/\b(mi[-_ ]?(?:a\d|one|one[_ ]plus|note lte|max|cc)?[_ ]?(?:\d?\w?)[_ ]?(?:plus|se|lite)?)(?: bui|\))/i, // Xiaomi Mi
		],
		[
			[MODEL, /_/g, ' '],
			[VENDOR, XIAOMI],
			[TYPE, MOBILE],
		],
		[
			/\b(mi[-_ ]?(?:pad)(?:[\w_ ]+))(?: bui|\))/i, // Mi Pad tablets
		],
		[
			[MODEL, /_/g, ' '],
			[VENDOR, XIAOMI],
			[TYPE, TABLET],
		],
		[
			// OPPO
			/; (\w+) bui.+ oppo/i,
			/\b(cph[12]\d{3}|p(?:af|c[al]|d\w|e[ar])[mt]\d0|x9007|a101op)\b/i,
		],
		[MODEL, [VENDOR, 'OPPO'], [TYPE, MOBILE]],
		[
			// Vivo
			/vivo (\w+)(?: bui|\))/i,
			/\b(v[12]\d{3}\w?[at])(?: bui|;)/i,
		],
		[MODEL, [VENDOR, 'Vivo'], [TYPE, MOBILE]],
		[
			// Realme
			/\b(rmx[12]\d{3})(?: bui|;|\))/i,
		],
		[MODEL, [VENDOR, 'Realme'], [TYPE, MOBILE]],
		[
			// Motorola
			/\b(milestone|droid(?:[2-4x]| (?:bionic|x2|pro|razr))?:?( 4g)?)\b[\w ]+build\//i,
			/\bmot(?:orola)?[- ](\w*)/i,
			/((?:moto[\w\(\) ]+|xt\d{3,4}|nexus 6)(?= bui|\)))/i,
		],
		[MODEL, [VENDOR, MOTOROLA], [TYPE, MOBILE]],
		[/\b(mz60\d|xoom[2 ]{0,2}) build\//i],
		[MODEL, [VENDOR, MOTOROLA], [TYPE, TABLET]],
		[
			// LG
			/((?=lg)?[vl]k\-?\d{3}) bui| 3\.[-\w; ]{10}lg?-([06cv9]{3,4})/i,
		],
		[MODEL, [VENDOR, LG], [TYPE, TABLET]],
		[
			/(lm(?:-?f100[nv]?|-[\w\.]+)(?= bui|\))|nexus [45])/i,
			/\blg[-e;\/ ]+((?!browser|netcast|android tv)\w+)/i,
			/\blg-?([\d\w]+) bui/i,
		],
		[MODEL, [VENDOR, LG], [TYPE, MOBILE]],
		[
			// Lenovo
			/(ideatab[-\w ]+)/i,
			/lenovo ?(s[56]000[-\w]+|tab(?:[\w ]+)|yt[-\d\w]{6}|tb[-\d\w]{6})/i,
		],
		[MODEL, [VENDOR, 'Lenovo'], [TYPE, TABLET]],
		[
			// Nokia
			/(?:maemo|nokia).*(n900|lumia \d+)/i,
			/nokia[-_ ]?([-\w\.]*)/i,
		],
		[
			[MODEL, /_/g, ' '],
			[VENDOR, 'Nokia'],
			[TYPE, MOBILE],
		],
		[
			// Google
			/(pixel c)\b/i, // Google Pixel C
		],
		[MODEL, [VENDOR, GOOGLE], [TYPE, TABLET]],
		[
			/droid.+; (pixel[\daxl ]{0,6})(?: bui|\))/i, // Google Pixel
		],
		[MODEL, [VENDOR, GOOGLE], [TYPE, MOBILE]],
		[
			// Sony
			/droid.+ (a?\d[0-2]{2}so|[c-g]\d{4}|so[-gl]\w+|xq-a\w[4-7][12])(?= bui|\).+chrome\/(?![1-6]{0,1}\d\.))/i,
		],
		[MODEL, [VENDOR, SONY], [TYPE, MOBILE]],
		[/sony tablet [ps]/i, /\b(?:sony)?sgp\w+(?: bui|\))/i],
		[
			[MODEL, 'Xperia Tablet'],
			[VENDOR, SONY],
			[TYPE, TABLET],
		],
		[
			// OnePlus
			/ (kb2005|in20[12]5|be20[12][59])\b/i,
			/(?:one)?(?:plus)? (a\d0\d\d)(?: b|\))/i,
		],
		[MODEL, [VENDOR, 'OnePlus'], [TYPE, MOBILE]],
		[
			// Amazon
			/(alexa)webm/i,
			/(kf[a-z]{2}wi)( bui|\))/i, // Kindle Fire without Silk
			/(kf[a-z]+)( bui|\)).+silk\//i, // Kindle Fire HD
		],
		[MODEL, [VENDOR, AMAZON], [TYPE, TABLET]],
		[
			/((?:sd|kf)[0349hijorstuw]+)( bui|\)).+silk\//i, // Fire Phone
		],
		[
			[MODEL, /(.+)/g, 'Fire Phone $1'],
			[VENDOR, AMAZON],
			[TYPE, MOBILE],
		],
		[
			// BlackBerry
			/(playbook);[-\w\),; ]+(rim)/i, // BlackBerry PlayBook
		],
		[MODEL, VENDOR, [TYPE, TABLET]],
		[
			/\b((?:bb[a-f]|st[hv])100-\d)/i,
			/\(bb10; (\w+)/i, // BlackBerry 10
		],
		[MODEL, [VENDOR, BLACKBERRY], [TYPE, MOBILE]],
		[
			// Asus
			/(?:\b|asus_)(transfo[prime ]{4,10} \w+|eeepc|slider \w+|nexus 7|padfone|p00[cj])/i,
		],
		[MODEL, [VENDOR, ASUS], [TYPE, TABLET]],
		[/ (z[bes]6[027][012][km][ls]|zenfone \d\w?)\b/i],
		[MODEL, [VENDOR, ASUS], [TYPE, MOBILE]],
		[
			// HTC
			/(nexus 9)/i, // HTC Nexus 9
		],
		[MODEL, [VENDOR, 'HTC'], [TYPE, TABLET]],
		[
			/(htc)[-;_ ]{1,2}([\w ]+(?=\)| bui)|\w+)/i, // HTC

			// ZTE
			/(zte)[- ]([\w ]+?)(?: bui|\/|\))/i,
			/(alcatel|geeksphone|nexian|panasonic(?!(?:;|\.))|sony(?!-bra))[-_ ]?([-\w]*)/i, // Alcatel/GeeksPhone/Nexian/Panasonic/Sony
		],
		[VENDOR, [MODEL, /_/g, ' '], [TYPE, MOBILE]],
		[
			// Acer
			/droid.+; ([ab][1-7]-?[0178a]\d\d?)/i,
		],
		[MODEL, [VENDOR, 'Acer'], [TYPE, TABLET]],
		[
			// Meizu
			/droid.+; (m[1-5] note) bui/i,
			/\bmz-([-\w]{2,})/i,
		],
		[MODEL, [VENDOR, 'Meizu'], [TYPE, MOBILE]],
		[
			// MIXED
			/(blackberry|benq|palm(?=\-)|sonyericsson|acer|asus|dell|meizu|motorola|polytron)[-_ ]?([-\w]*)/i,
			// BlackBerry/BenQ/Palm/Sony-Ericsson/Acer/Asus/Dell/Meizu/Motorola/Polytron
			/(hp) ([\w ]+\w)/i, // HP iPAQ
			/(asus)-?(\w+)/i, // Asus
			/(microsoft); (lumia[\w ]+)/i, // Microsoft Lumia
			/(lenovo)[-_ ]?([-\w]+)/i, // Lenovo
			/(jolla)/i, // Jolla
			/(oppo) ?([\w ]+) bui/i, // OPPO
		],
		[VENDOR, MODEL, [TYPE, MOBILE]],
		[
			/(kobo)\s(ereader|touch)/i, // Kobo
			/(archos) (gamepad2?)/i, // Archos
			/(hp).+(touchpad(?!.+tablet)|tablet)/i, // HP TouchPad
			/(kindle)\/([\w\.]+)/i, // Kindle
			/(nook)[\w ]+build\/(\w+)/i, // Nook
			/(dell) (strea[kpr\d ]*[\dko])/i, // Dell Streak
			/(le[- ]+pan)[- ]+(\w{1,9}) bui/i, // Le Pan Tablets
			/(trinity)[- ]*(t\d{3}) bui/i, // Trinity Tablets
			/(gigaset)[- ]+(q\w{1,9}) bui/i, // Gigaset Tablets
			/(vodafone) ([\w ]+)(?:\)| bui)/i, // Vodafone
		],
		[VENDOR, MODEL, [TYPE, TABLET]],
		[
			/(surface duo)/i, // Surface Duo
		],
		[MODEL, [VENDOR, MICROSOFT], [TYPE, TABLET]],
		[
			/droid [\d\.]+; (fp\du?)(?: b|\))/i, // Fairphone
		],
		[MODEL, [VENDOR, 'Fairphone'], [TYPE, MOBILE]],
		[
			/(u304aa)/i, // AT&T
		],
		[MODEL, [VENDOR, 'AT&T'], [TYPE, MOBILE]],
		[
			/\bsie-(\w*)/i, // Siemens
		],
		[MODEL, [VENDOR, 'Siemens'], [TYPE, MOBILE]],
		[
			/\b(rct\w+) b/i, // RCA Tablets
		],
		[MODEL, [VENDOR, 'RCA'], [TYPE, TABLET]],
		[
			/\b(venue[\d ]{2,7}) b/i, // Dell Venue Tablets
		],
		[MODEL, [VENDOR, 'Dell'], [TYPE, TABLET]],
		[
			/\b(q(?:mv|ta)\w+) b/i, // Verizon Tablet
		],
		[MODEL, [VENDOR, 'Verizon'], [TYPE, TABLET]],
		[
			/\b(?:barnes[& ]+noble |bn[rt])([\w\+ ]*) b/i, // Barnes & Noble Tablet
		],
		[MODEL, [VENDOR, 'Barnes & Noble'], [TYPE, TABLET]],
		[/\b(tm\d{3}\w+) b/i],
		[MODEL, [VENDOR, 'NuVision'], [TYPE, TABLET]],
		[
			/\b(k88) b/i, // ZTE K Series Tablet
		],
		[MODEL, [VENDOR, ZTE], [TYPE, TABLET]],
		[
			/\b(nx\d{3}j) b/i, // ZTE Nubia
		],
		[MODEL, [VENDOR, ZTE], [TYPE, MOBILE]],
		[
			/\b(gen\d{3}) b.+49h/i, // Swiss GEN Mobile
		],
		[MODEL, [VENDOR, SWISS], [TYPE, MOBILE]],
		[
			/\b(zur\d{3}) b/i, // Swiss ZUR Tablet
		],
		[MODEL, [VENDOR, SWISS], [TYPE, TABLET]],
		[
			/\b((zeki)?tb.*\b) b/i, // Zeki Tablets
		],
		[MODEL, [VENDOR, 'Zeki'], [TYPE, TABLET]],
		[
			/\b([yr]\d{2}) b/i,
			/\b(dragon[- ]+touch |dt)(\w{5}) b/i, // Dragon Touch Tablet
		],
		[[VENDOR, 'Dragon Touch'], MODEL, [TYPE, TABLET]],
		[
			/\b(ns-?\w{0,9}) b/i, // Insignia Tablets
		],
		[MODEL, [VENDOR, 'Insignia'], [TYPE, TABLET]],
		[
			/\b((nxa|next)-?\w{0,9}) b/i, // NextBook Tablets
		],
		[MODEL, [VENDOR, 'NextBook'], [TYPE, TABLET]],
		[
			/\b(xtreme\_)?(v(1[045]|2[015]|[3469]0|7[05])) b/i, // Voice Xtreme Phones
		],
		[[VENDOR, 'Voice'], MODEL, [TYPE, MOBILE]],
		[
			/\b(lvtel\-)?(v1[12]) b/i, // LvTel Phones
		],
		[[VENDOR, 'LvTel'], MODEL, [TYPE, MOBILE]],
		[
			/\b(ph-1) /i, // Essential PH-1
		],
		[MODEL, [VENDOR, 'Essential'], [TYPE, MOBILE]],
		[
			/\b(v(100md|700na|7011|917g).*\b) b/i, // Envizen Tablets
		],
		[MODEL, [VENDOR, 'Envizen'], [TYPE, TABLET]],
		[
			/\b(trio[-\w\. ]+) b/i, // MachSpeed Tablets
		],
		[MODEL, [VENDOR, 'MachSpeed'], [TYPE, TABLET]],
		[
			/\btu_(1491) b/i, // Rotor Tablets
		],
		[MODEL, [VENDOR, 'Rotor'], [TYPE, TABLET]],
		[
			/(shield[\w ]+) b/i, // Nvidia Shield Tablets
		],
		[MODEL, [VENDOR, 'Nvidia'], [TYPE, TABLET]],
		[
			/(sprint) (\w+)/i, // Sprint Phones
		],
		[VENDOR, MODEL, [TYPE, MOBILE]],
		[
			/(kin\.[onetw]{3})/i, // Microsoft Kin
		],
		[
			[MODEL, /\./g, ' '],
			[VENDOR, MICROSOFT],
			[TYPE, MOBILE],
		],
		[
			/droid.+; ([c6]+|et5[16]|mc[239][23]x?|vc8[03]x?)\)/i, // Zebra
		],
		[MODEL, [VENDOR, ZEBRA], [TYPE, TABLET]],
		[/droid.+; (ec30|ps20|tc[2-8]\d[kx])\)/i],
		[MODEL, [VENDOR, ZEBRA], [TYPE, MOBILE]],
		[
			///////////////////
			// SMARTTVS
			///////////////////

			/smart-tv.+(samsung)/i, // Samsung
		],
		[VENDOR, [TYPE, SMARTTV]],
		[/hbbtv.+maple;(\d+)/i],
		[
			[MODEL, /^/, 'SmartTV'],
			[VENDOR, SAMSUNG],
			[TYPE, SMARTTV],
		],
		[
			/(nux; netcast.+smarttv|lg (netcast\.tv-201\d|android tv))/i, // LG SmartTV
		],
		[
			[VENDOR, LG],
			[TYPE, SMARTTV],
		],
		[
			/(apple) ?tv/i, // Apple TV
		],
		[VENDOR, [MODEL, APPLE + ' TV'], [TYPE, SMARTTV]],
		[
			/crkey/i, // Google Chromecast
		],
		[
			[MODEL, CHROME + 'cast'],
			[VENDOR, GOOGLE],
			[TYPE, SMARTTV],
		],
		[
			/droid.+aft(\w)( bui|\))/i, // Fire TV
		],
		[MODEL, [VENDOR, AMAZON], [TYPE, SMARTTV]],
		[
			/\(dtv[\);].+(aquos)/i,
			/(aquos-tv[\w ]+)\)/i, // Sharp
		],
		[MODEL, [VENDOR, SHARP], [TYPE, SMARTTV]],
		[
			/(bravia[\w ]+)( bui|\))/i, // Sony
		],
		[MODEL, [VENDOR, SONY], [TYPE, SMARTTV]],
		[
			/(mitv-\w{5}) bui/i, // Xiaomi
		],
		[MODEL, [VENDOR, XIAOMI], [TYPE, SMARTTV]],
		[
			/Hbbtv.*(technisat) (.*);/i, // TechniSAT
		],
		[VENDOR, MODEL, [TYPE, SMARTTV]],
		[
			/\b(roku)[\dx]*[\)\/]((?:dvp-)?[\d\.]*)/i, // Roku
			/hbbtv\/\d+\.\d+\.\d+ +\([\w\+ ]*; *([\w\d][^;]*);([^;]*)/i, // HbbTV devices
		],
		[
			[VENDOR, trim],
			[MODEL, trim],
			[TYPE, SMARTTV],
		],
		[
			/\b(android tv|smart[- ]?tv|opera tv|tv; rv:)\b/i, // SmartTV from Unidentified Vendors
		],
		[[TYPE, SMARTTV]],
		[
			///////////////////
			// CONSOLES
			///////////////////

			/(ouya)/i, // Ouya
			/(nintendo) (\w+)/i, // Nintendo
		],
		[VENDOR, MODEL, [TYPE, CONSOLE]],
		[
			/droid.+; (shield) bui/i, // Nvidia
		],
		[MODEL, [VENDOR, 'Nvidia'], [TYPE, CONSOLE]],
		[
			/(playstation \w+)/i, // Playstation
		],
		[MODEL, [VENDOR, SONY], [TYPE, CONSOLE]],
		[
			/\b(xbox(?: one)?(?!; xbox))[\); ]/i, // Microsoft Xbox
		],
		[MODEL, [VENDOR, MICROSOFT], [TYPE, CONSOLE]],
		[
			///////////////////
			// WEARABLES
			///////////////////

			/((pebble))app/i, // Pebble
		],
		[VENDOR, MODEL, [TYPE, WEARABLE]],
		[
			/(watch)(?: ?os[,\/]|\d,\d\/)[\d\.]+/i, // Apple Watch
		],
		[MODEL, [VENDOR, APPLE], [TYPE, WEARABLE]],
		[
			/droid.+; (glass) \d/i, // Google Glass
		],
		[MODEL, [VENDOR, GOOGLE], [TYPE, WEARABLE]],
		[/droid.+; (wt63?0{2,3})\)/i],
		[MODEL, [VENDOR, ZEBRA], [TYPE, WEARABLE]],
		[
			/(quest( 2| pro)?)/i, // Oculus Quest
		],
		[MODEL, [VENDOR, FACEBOOK], [TYPE, WEARABLE]],
		[
			///////////////////
			// EMBEDDED
			///////////////////

			/(tesla)(?: qtcarbrowser|\/[-\w\.]+)/i, // Tesla
		],
		[VENDOR, [TYPE, EMBEDDED]],
		[
			////////////////////
			// MIXED (GENERIC)
			///////////////////

			/droid .+?; ([^;]+?)(?: bui|\) applew).+? mobile safari/i, // Android Phones from Unidentified Vendors
		],
		[MODEL, [TYPE, MOBILE]],
		[
			/droid .+?; ([^;]+?)(?: bui|\) applew).+?(?! mobile) safari/i, // Android Tablets from Unidentified Vendors
		],
		[MODEL, [TYPE, TABLET]],
		[
			/\b((tablet|tab)[;\/]|focus\/\d(?!.+mobile))/i, // Unidentifiable Tablet
		],
		[[TYPE, TABLET]],
		[
			/(phone|mobile(?:[;\/]| [ \w\/\.]*safari)|pda(?=.+windows ce))/i, // Unidentifiable Mobile
		],
		[[TYPE, MOBILE]],
		[
			/(android[-\w\. ]{0,9});.+buil/i, // Generic Android Device
		],
		[MODEL, [VENDOR, 'Generic']],
	],

	engine: [
		[
			/windows.+ edge\/([\w\.]+)/i, // EdgeHTML
		],
		[VERSION, [NAME, EDGE + 'HTML']],
		[
			/webkit\/537\.36.+chrome\/(?!27)([\w\.]+)/i, // Blink
		],
		[VERSION, [NAME, 'Blink']],
		[
			/(presto)\/([\w\.]+)/i, // Presto
			/(webkit|trident|netfront|netsurf|amaya|lynx|w3m|goanna)\/([\w\.]+)/i, // WebKit/Trident/NetFront/NetSurf/Amaya/Lynx/w3m/Goanna
			/ekioh(flow)\/([\w\.]+)/i, // Flow
			/(khtml|tasman|links)[\/ ]\(?([\w\.]+)/i, // KHTML/Tasman/Links
			/(icab)[\/ ]([23]\.[\d\.]+)/i, // iCab
		],
		[NAME, VERSION],
		[
			/rv\:([\w\.]{1,9})\b.+(gecko)/i, // Gecko
		],
		[VERSION, NAME],
	],

	os: [
		[
			// Windows
			/microsoft (windows) (vista|xp)/i, // Windows (iTunes)
		],
		[NAME, VERSION],
		[
			/(windows) nt 6\.2; (arm)/i, // Windows RT
			/(windows (?:phone(?: os)?|mobile))[\/ ]?([\d\.\w ]*)/i, // Windows Phone
			/(windows)[\/ ]?([ntce\d\. ]+\w)(?!.+xbox)/i,
		],
		[NAME, [VERSION, strMapper, windowsVersionMap]],
		[/(win(?=3|9|n)|win 9x )([nt\d\.]+)/i],
		[
			[NAME, 'Windows'],
			[VERSION, strMapper, windowsVersionMap],
		],
		[
			// iOS/macOS
			/ip[honead]{2,4}\b(?:.*os ([\w]+) like mac|; opera)/i, // iOS
			/cfnetwork\/.+darwin/i,
		],
		[
			[VERSION, /_/g, '.'],
			[NAME, 'iOS'],
		],
		[
			/(mac os x) ?([\w\. ]*)/i,
			/(macintosh|mac_powerpc\b)(?!.+haiku)/i, // Mac OS
		],
		[
			[NAME, MAC_OS],
			[VERSION, /_/g, '.'],
		],
		[
			// Mobile OSes
			/droid ([\w\.]+)\b.+(android[- ]x86|harmonyos)/i, // Android-x86/HarmonyOS
		],
		[VERSION, NAME],
		[
			// Android/WebOS/QNX/Bada/RIM/Maemo/MeeGo/Sailfish OS
			/(android|webos|qnx|bada|rim tablet os|maemo|meego|sailfish)[-\/ ]?([\w\.]*)/i,
			/(blackberry)\w*\/([\w\.]*)/i, // Blackberry
			/(tizen|kaios)[\/ ]([\w\.]+)/i, // Tizen/KaiOS
			/\((series40);/i, // Series 40
		],
		[NAME, VERSION],
		[
			/\(bb(10);/i, // BlackBerry 10
		],
		[VERSION, [NAME, BLACKBERRY]],
		[
			/(?:symbian ?os|symbos|s60(?=;)|series60)[-\/ ]?([\w\.]*)/i, // Symbian
		],
		[VERSION, [NAME, 'Symbian']],
		[
			/mozilla\/[\d\.]+ \((?:mobile|tablet|tv|mobile; [\w ]+); rv:.+ gecko\/([\w\.]+)/i, // Firefox OS
		],
		[VERSION, [NAME, FIREFOX + ' OS']],
		[
			/web0s;.+rt(tv)/i,
			/\b(?:hp)?wos(?:browser)?\/([\w\.]+)/i, // WebOS
		],
		[VERSION, [NAME, 'webOS']],
		[
			/watch(?: ?os[,\/]|\d,\d\/)([\d\.]+)/i, // watchOS
		],
		[VERSION, [NAME, 'watchOS']],
		[
			// Google Chromecast
			/crkey\/([\d\.]+)/i, // Google Chromecast
		],
		[VERSION, [NAME, CHROME + 'cast']],
		[
			/(cros) [\w]+(?:\)| ([\w\.]+)\b)/i, // Chromium OS
		],
		[[NAME, CHROMIUM_OS], VERSION],
		[
			// Smart TVs
			/panasonic;(viera)/i, // Panasonic Viera
			/(netrange)mmh/i, // Netrange
			/(nettv)\/(\d+\.[\w\.]+)/i, // NetTV

			// Console
			/(nintendo|playstation) (\w+)/i, // Nintendo/Playstation
			/(xbox); +xbox ([^\);]+)/i, // Microsoft Xbox (360, One, X, S, Series X, Series S)

			// Other
			/\b(joli|palm)\b ?(?:os)?\/?([\w\.]*)/i, // Joli/Palm
			/(mint)[\/\(\) ]?(\w*)/i, // Mint
			/(mageia|vectorlinux)[; ]/i, // Mageia/VectorLinux
			/([kxln]?ubuntu|debian|suse|opensuse|gentoo|arch(?= linux)|slackware|fedora|mandriva|centos|pclinuxos|red ?hat|zenwalk|linpus|raspbian|plan 9|minix|risc os|contiki|deepin|manjaro|elementary os|sabayon|linspire)(?: gnu\/linux)?(?: enterprise)?(?:[- ]linux)?(?:-gnu)?[-\/ ]?(?!chrom|package)([-\w\.]*)/i,
			// Ubuntu/Debian/SUSE/Gentoo/Arch/Slackware/Fedora/Mandriva/CentOS/PCLinuxOS/RedHat/Zenwalk/Linpus/Raspbian/Plan9/Minix/RISCOS/Contiki/Deepin/Manjaro/elementary/Sabayon/Linspire
			/(hurd|linux) ?([\w\.]*)/i, // Hurd/Linux
			/(gnu) ?([\w\.]*)/i, // GNU
			/\b([-frentopcghs]{0,5}bsd|dragonfly)[\/ ]?(?!amd|[ix346]{1,2}86)([\w\.]*)/i, // FreeBSD/NetBSD/OpenBSD/PC-BSD/GhostBSD/DragonFly
			/(haiku) (\w+)/i, // Haiku
		],
		[NAME, VERSION],
		[
			/(sunos) ?([\w\.\d]*)/i, // Solaris
		],
		[[NAME, 'Solaris'], VERSION],
		[
			/((?:open)?solaris)[-\/ ]?([\w\.]*)/i, // Solaris
			/(aix) ((\d)(?=\.|\)| )[\w\.])*/i, // AIX
			/\b(beos|os\/2|amigaos|morphos|openvms|fuchsia|hp-ux)/i, // BeOS/OS2/AmigaOS/MorphOS/OpenVMS/Fuchsia/HP-UX
			/(unix) ?([\w\.]*)/i, // UNIX
		],
		[NAME, VERSION],
	],
};

/////////////////
// Constructor
////////////////

function UAItem() {}
UAItem.prototype.get = function (prop) {
	if (!prop) {
		return this.data;
	}
	return this.data.hasOwnProperty(prop) ? this.data[prop] : undefined;
};
UAItem.prototype.parse = function (ua, rgxmap) {
	rgxMapper.call(this.data, ua, rgxmap);
};
UAItem.prototype.set = function (prop, val) {
	this.data[prop] = val;
};
UAItem.prototype.then = function (callback) {
	return callback(this.data);
};
UAItem.createUAData = function (data) {
	var is_ignoreProps = data.is_ignoreProps,
		is_ignoreRgx = data.is_ignoreRgx,
		toString_props = data.toString_props;

	var UAData = function () {
		for (var i in data.init_props) {
			this[data.init_props[i]] = undefined;
		}
	};
	UAData.prototype.is = function (strToCheck) {
		var is = false;
		for (var i in this) {
			if (
				this.hasOwnProperty(i) &&
				!is_ignoreProps[i] &&
				lowerize(this[i], is_ignoreRgx) === lowerize(strToCheck, is_ignoreRgx)
			) {
				is = true;
				if (strToCheck != UNDEF_TYPE) break;
			} else if (strToCheck == UNDEF_TYPE && is) {
				is = !is;
				break;
			}
		}
		return is;
	};
	UAData.prototype.toString = function () {
		var str = EMPTY;
		for (var i in toString_props) {
			if (typeof this[toString_props[i]] !== UNDEF_TYPE) {
				str += (str ? ' ' : EMPTY) + this[toString_props[i]];
			}
		}
		return str ? str : UNDEF_TYPE;
	};
	return new UAData();
};

function UABrowser() {
	this.data = UAItem.createUAData({
		init_props: [NAME, VERSION, MAJOR],
		is_ignoreProps: [VERSION, MAJOR],
		is_ignoreRgx: ' ?browser$',
		toString_props: [NAME, VERSION],
	});
}
UABrowser.prototype = new UAItem();

function UACPU() {
	this.data = UAItem.createUAData({
		init_props: [ARCHITECTURE],
		is_ignoreProps: [],
		toString_props: [ARCHITECTURE],
	});
}
UACPU.prototype = new UAItem();

function UADevice() {
	this.data = UAItem.createUAData({
		init_props: [TYPE, MODEL, VENDOR],
		is_ignoreProps: [],
		toString_props: [VENDOR, MODEL],
	});
}
UADevice.prototype = new UAItem();

function UAEngine() {
	this.data = UAItem.createUAData({
		init_props: [NAME, VERSION],
		is_ignoreProps: [VERSION],
		toString_props: [NAME, VERSION],
	});
}
UAEngine.prototype = new UAItem();

function UAOS() {
	this.data = UAItem.createUAData({
		init_props: [NAME, VERSION],
		is_ignoreProps: [VERSION],
		is_ignoreRgx: ' ?os$',
		toString_props: [NAME, VERSION],
	});
}
UAOS.prototype = new UAItem();

function UAResult() {
	this.data = {
		ua: '',
		browser: undefined,
		cpu: undefined,
		device: undefined,
		engine: undefined,
		os: undefined,
	};
}
UAResult.prototype = new UAItem();

function UAParser(ua, extensions, headers) {
	if (typeof ua === OBJ_TYPE) {
		if (isExtensions(ua)) {
			if (typeof extensions === OBJ_TYPE) {
				headers = extensions; // case UAParser(extensions, headers)
			}
			extensions = ua; // case UAParser(extensions)
		} else {
			headers = ua; // case UAParser(headers)
		}
		ua = undefined;
	} else if (typeof ua === STR_TYPE && !isExtensions(extensions)) {
		headers = extensions; // case UAParser(ua, headers)
		extensions = undefined;
	}

	if (!(this instanceof UAParser)) {
		return new UAParser(ua, extensions, headers).getResult();
	}
	var _navigator =
		typeof window !== UNDEF_TYPE && window.navigator
			? window.navigator
			: undefined;

	// _ua = user-supplied string || window.navigator.userAgent || user-agent header || empty
	var _ua =
		ua ||
		(_navigator && _navigator.userAgent
			? _navigator.userAgent
			: !ua && headers && headers[USER_AGENT]
			? headers[USER_AGENT]
			: EMPTY);
	var _uach =
		_navigator && _navigator.userAgentData
			? _navigator.userAgentData
			: undefined;
	var _rgxmap = extensions ? extend(regexes, extensions) : regexes;

	// public methods
	this.getBrowser = function () {
		var _browser = new UABrowser();
		_browser.parse(_ua, _rgxmap.browser);
		_browser.set(MAJOR, majorize(_browser.get(VERSION)));
		// Brave-specific detection
		if (
			_navigator &&
			_navigator.brave &&
			typeof _navigator.brave.isBrave == FUNC_TYPE
		) {
			_browser.set(NAME, 'Brave');
		}
		return _browser.get();
	};
	this.getCPU = function () {
		var _cpu = new UACPU();
		_cpu.parse(_ua, _rgxmap.cpu);
		return _cpu.get();
	};
	this.getDevice = function () {
		var _device = new UADevice();
		_device.parse(_ua, _rgxmap.device);
		if (!_device.get(TYPE) && _uach && _uach.mobile) {
			_device.set(TYPE, MOBILE);
		}
		// iPadOS-specific detection: identified as Mac, but has some iOS-only properties
		if (
			_device.get(NAME) == 'Macintosh' &&
			_navigator &&
			typeof _navigator.standalone !== UNDEF_TYPE &&
			_navigator.maxTouchPoints &&
			_navigator.maxTouchPoints > 2
		) {
			_device.set(MODEL, 'iPad');
			_device.set(TYPE, TABLET);
		}
		return _device.get();
	};
	this.getEngine = function () {
		var _engine = new UAEngine();
		_engine.parse(_ua, _rgxmap.engine);
		return _engine.get();
	};
	this.getOS = function () {
		var _os = new UAOS();
		_os.parse(_ua, _rgxmap.os);
		if (!_os.get(NAME) && _uach && _uach.platform != 'Unknown') {
			_os.set(
				NAME,
				_uach.platform
					.replace(/chrome os/i, CHROMIUM_OS)
					.replace(/macos/i, MAC_OS),
			); // backward compatibility
		}
		return _os.get();
	};
	this.getResult = function () {
		var _result = new UAResult();
		_result.set('ua', _ua);
		_result.set('browser', this.getBrowser());
		_result.set('cpu', this.getCPU());
		_result.set('device', this.getDevice());
		_result.set('engine', this.getEngine());
		_result.set('os', this.getOS());
		return _result.get();
	};
	this.getUA = function () {
		return _ua;
	};
	this.setUA = function (ua) {
		_ua =
			typeof ua === STR_TYPE && ua.length > UA_MAX_LENGTH
				? trim(ua, UA_MAX_LENGTH)
				: ua;
		return this;
	};
	this.setUA(_ua);
	return this;
}

UAParser.VERSION = LIBVERSION;
UAParser.BROWSER = enumerize([NAME, VERSION, MAJOR]);
UAParser.CPU = enumerize([ARCHITECTURE]);
UAParser.DEVICE = enumerize([
	MODEL,
	VENDOR,
	TYPE,
	CONSOLE,
	MOBILE,
	SMARTTV,
	TABLET,
	WEARABLE,
	EMBEDDED,
]);
UAParser.ENGINE = UAParser.OS = enumerize([NAME, VERSION]);

/**
 * Convert version to a semver value.
 * - 2.5 -> 2.5.0
 * - 1 -> 1.0.0
 *
 * @type {(version: string | undefined | null) => string | null} */
const coerce = (version) => {
	if (!(typeof version === 'string')) return null;

	return version.split('.').concat(0, 0, 0).slice(0, 3).join('.');
};

/** @type {(uaString: string) => { family: string | null; version: string | null }} */
function resolveUserAgent(uaString) {
	const parsedUA = UAParser(uaString);
	const parsedBrowserVersion = coerce(parsedUA.browser.version);
	const parsedOSVersion = coerce(parsedUA.os.version);
	const parsedEngineVersion = coerce(parsedUA.engine.version);

	// Case A: For Safari on iOS, the use the browser version
	if (parsedUA.browser.name === 'Safari' && parsedUA.os.name === 'iOS') {
		return {
			family: 'iOS',
			version: parsedBrowserVersion,
		};
	}

	// Case B: The browser on iOS didn't report as safari,
	// so we use the iOS version as a proxy to the browser
	// version. This is based on the assumption that the
	// underlying Safari Engine used will be *atleast* equal
	// to the iOS version it's running on.
	if (parsedUA.os.name === 'iOS') {
		return {
			family: 'iOS',
			version: parsedOSVersion,
		};
	}

	if (
		(parsedUA.browser.name === 'Opera' && parsedUA.device.type === 'mobile') ||
		parsedUA.browser.name === 'Opera Mobi'
	) {
		return {
			family: 'OperaMobile',
			version: parsedBrowserVersion,
		};
	}

	if (parsedUA.browser.name === 'Samsung Browser') {
		return {
			family: 'Samsung',
			version: parsedBrowserVersion,
		};
	}

	if (parsedUA.browser.name === 'IE') {
		return {
			family: 'Explorer',
			version: parsedBrowserVersion,
		};
	}

	if (parsedUA.browser.name === 'IEMobile') {
		return {
			family: 'ExplorerMobile',
			version: parsedBrowserVersion,
		};
	}

	// Use engine version for gecko-based browsers
	if (parsedUA.engine.name === 'Gecko') {
		return {
			family: 'Firefox',
			version: parsedEngineVersion,
		};
	}

	// Use engine version for blink-based browsers
	if (parsedUA.engine.name === 'Blink') {
		return {
			family: 'Chrome',
			version: parsedEngineVersion,
		};
	}

	// Chrome based browsers pre-blink (WebKit)
	if (
		parsedUA.browser.name &&
		['Chrome', 'Chromium', 'Chrome WebView', 'Chrome Headless'].includes(
			parsedUA.browser.name,
		)
	) {
		return {
			family: 'Chrome',
			version: parsedBrowserVersion,
		};
	}

	if (parsedUA.browser.name === 'Android Browser') {
		// Versions prior to Blink were based
		// on the OS version. Only after this
		// did android start using system chrome for web-views
		return {
			family: 'Android',
			version: parsedOSVersion,
		};
	}

	return {
		family: parsedUA.browser.name || null,
		version: parsedBrowserVersion,
	};
}

return resolveUserAgent(useragent);