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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
/* globals exportFunction, module */
var UAHelpers = {
_deviceAppropriateChromeUAs: {},
getDeviceAppropriateChromeUA(config = {}) {
const { version = "103.0.5060.71", androidDevice, desktopOS } = config;
const key = `${version}:${androidDevice}:${desktopOS}`;
if (!UAHelpers._deviceAppropriateChromeUAs[key]) {
const userAgent =
typeof navigator !== "undefined" ? navigator.userAgent : "";
const RunningFirefoxVersion = (userAgent.match(/Firefox\/([0-9.]+)/) || [
"",
"58.0",
])[1];
if (userAgent.includes("Android")) {
const RunningAndroidVersion =
userAgent.match(/Android [0-9.]+/) || "Android 6.0";
if (androidDevice) {
UAHelpers._deviceAppropriateChromeUAs[
key
] = `Mozilla/5.0 (Linux; ${RunningAndroidVersion}; ${androidDevice}) FxQuantum/${RunningFirefoxVersion} AppleWebKit/537.36 (KHTML, like Gecko) Chrome/${version} Mobile Safari/537.36`;
} else {
const ChromePhoneUA = `Mozilla/5.0 (Linux; ${RunningAndroidVersion}; Nexus 5 Build/MRA58N) FxQuantum/${RunningFirefoxVersion} AppleWebKit/537.36 (KHTML, like Gecko) Chrome/${version} Mobile Safari/537.36`;
const ChromeTabletUA = `Mozilla/5.0 (Linux; ${RunningAndroidVersion}; Nexus 7 Build/JSS15Q) FxQuantum/${RunningFirefoxVersion} AppleWebKit/537.36 (KHTML, like Gecko) Chrome/${version} Safari/537.36`;
const IsPhone = userAgent.includes("Mobile");
UAHelpers._deviceAppropriateChromeUAs[key] = IsPhone
? ChromePhoneUA
: ChromeTabletUA;
}
} else {
let osSegment = "Windows NT 10.0; Win64; x64";
if (desktopOS === "macOS" || userAgent.includes("Macintosh")) {
osSegment = "Macintosh; Intel Mac OS X 10_15_7";
}
if (
desktopOS !== "nonLinux" &&
(desktopOS === "linux" || userAgent.includes("Linux"))
) {
osSegment = "X11; Ubuntu; Linux x86_64";
}
UAHelpers._deviceAppropriateChromeUAs[
key
] = `Mozilla/5.0 (${osSegment}) FxQuantum/${RunningFirefoxVersion} AppleWebKit/537.36 (KHTML, like Gecko) Chrome/${version} Safari/537.36`;
}
}
return UAHelpers._deviceAppropriateChromeUAs[key];
},
getPrefix(originalUA) {
return originalUA.substr(0, originalUA.indexOf(")") + 1);
},
overrideWithDeviceAppropriateChromeUA(config) {
const chromeUA = UAHelpers.getDeviceAppropriateChromeUA(config);
Object.defineProperty(window.navigator.wrappedJSObject, "userAgent", {
get: exportFunction(() => chromeUA, window),
set: exportFunction(function () {}, window),
});
},
capVersionTo99(originalUA) {
const ver = originalUA.match(/Firefox\/(\d+\.\d+)/);
if (!ver || parseFloat(ver[1]) < 100) {
return originalUA;
}
return originalUA
.replace(`Firefox/${ver[1]}`, "Firefox/99.0")
.replace(`rv:${ver[1]}`, "rv:99.0");
},
};
if (typeof module !== "undefined") {
module.exports = UAHelpers;
}
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