ua-parser-js/src/helpers/ua-parser-helpers.js

51 lines
2.0 KiB
JavaScript

///////////////////////////////////////////////
/* Helpers for UAParser.js v2.0.0-beta.3
https://github.com/faisalman/ua-parser-js
Author: Faisal Salman <f@faisalman.com>
AGPLv3 License */
//////////////////////////////////////////////
/*jshint esversion: 6 */
const { CPU, OS, Engine } = require('../enums/ua-parser-enums');
const isAppleSilicon = (res) => {
if (res.os.is(OS.MACOS)) {
if (res.cpu.is(CPU.ARM)) {
return true;
}
try {
const canvas = document.createElement('canvas');
const webgl = canvas.getContext('webgl2') || canvas.getContext('webgl') || canvas.getContext('experimental-webgl');
const debug = webgl.getExtension('WEBGL_debug_renderer_info');
const renderer = webgl.getParameter(debug.UNMASKED_RENDERER_WEBGL);
if (renderer.match(/apple m\d/i)) {
return true;
}
} catch {
return false;
}
}
return false;
}
const isChromeFamily = (res) => res.engine.is(Engine.BLINK);
const isFrozenUA = (ua) => /^Mozilla\/5\.0 \((Windows NT 10\.0; Win64; x64|Macintosh; Intel Mac OS X 10_15_7|X11; Linux x86_64|X11; CrOS x86_64 14541\.0\.0|Fuchsia|Linux; Android 10; K)\) AppleWebKit\/537\.36 \(KHTML, like Gecko\) Chrome\/\d+\.0\.0\.0 (Mobile )?Safari\/537\.36/.test(ua);
const isStandalonePWA = () => window && (window.matchMedia('(display-mode: standalone)').matches ||
// iOS
navigator.standalone ||
// Android
document.referrer.startsWith('android-app://') ||
// Windows
window.Windows ||
/trident.+(msapphost|webview)\//i.test(navigator.userAgent) ||
document.referrer.startsWith('app-info://platform/microsoft-store'));
module.exports = {
isAppleSilicon,
isChromeFamily,
isFrozenUA,
isStandalonePWA
}