/* * Copyright 2020 Adobe. All rights reserved. * This file is licensed to you under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. You may obtain a copy * of the License at http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software distributed under * the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS * OF ANY KIND, either express or implied. See the License for the specific language * governing permissions and limitations under the License. */ function testUserAgent(re: RegExp) { if (typeof window === 'undefined' || window.navigator == null) { return false; } return ( window.navigator['userAgentData']?.brands.some((brand: {brand: string, version: string}) => re.test(brand.brand)) ) || re.test(window.navigator.userAgent); } function testPlatform(re: RegExp) { return typeof window !== 'undefined' && window.navigator != null ? re.test(window.navigator['userAgentData']?.platform || window.navigator.platform) : false; } export function isMac() { return testPlatform(/^Mac/i); } export function isIPhone() { return testPlatform(/^iPhone/i); } export function isIPad() { return testPlatform(/^iPad/i) || // iPadOS 13 lies and says it's a Mac, but we can distinguish by detecting touch support. (isMac() && navigator.maxTouchPoints > 1); } export function isIOS() { return isIPhone() || isIPad(); } export function isAppleDevice() { return isMac() || isIOS(); } export function isWebKit() { return testUserAgent(/AppleWebKit/i) && !isChrome(); } export function isChrome() { return testUserAgent(/Chrome/i); } export function isAndroid() { return testUserAgent(/Android/i); } export function isFirefox() { return testUserAgent(/Firefox/i); }