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enhance: getHighEntropyValuesが使用できなかった場合のフォールバックを追加

This commit is contained in:
kakkokari-gtyih 2025-10-04 19:18:46 +09:00
parent 21fb769f95
commit ec4fc20ce4
1 changed files with 47 additions and 32 deletions
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79
packages/frontend/src/utility/get-user-environment.ts
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@ -2,6 +2,11 @@
* SPDX-FileCopyrightText: syuilo and misskey-project
* SPDX-License-Identifier: AGPL-3.0-only
*/
import type * as Bowser_TR from 'bowser';
type Bowser_TypeReferenceOnly = typeof Bowser_TR;
let Bowser: Bowser_TypeReferenceOnly | null = null;
export type UserEnvironment = {
os: string;
@ -13,42 +18,52 @@ export type UserEnvironment = {
export async function getUserEnvironment(): Promise<UserEnvironment> {
if ('userAgentData' in navigator && navigator.userAgentData != null) {
const uaData: any = await navigator.userAgentData.getHighEntropyValues([
'fullVersionList',
'platformVersion',
]);
try {
const uaData: any = await navigator.userAgentData.getHighEntropyValues([
'fullVersionList',
'platformVersion',
]);
let osVersion = 'v' + uaData.platformVersion;
let osVersion = 'v' + uaData.platformVersion;
if (uaData.platform === 'Windows' && uaData.platformVersion != null) {
// https://learn.microsoft.com/ja-jp/microsoft-edge/web-platform/how-to-detect-win11
const majorPlatformVersion = parseInt(uaData.platformVersion.split('.')[0]);
if (majorPlatformVersion >= 13) {
osVersion = '11 or later';
} else if (majorPlatformVersion > 0) {
osVersion = '10';
} else {
osVersion = '8.1 or earlier';
if (uaData.platform === 'Windows' && uaData.platformVersion != null) {
// https://learn.microsoft.com/ja-jp/microsoft-edge/web-platform/how-to-detect-win11
const majorPlatformVersion = parseInt(uaData.platformVersion.split('.')[0]);
if (majorPlatformVersion >= 13) {
osVersion = '11 or later';
} else if (majorPlatformVersion > 0) {
osVersion = '10';
} else {
osVersion = '8.1 or earlier';
}
}
}
const browserData = uaData.fullVersionList.find((item) => !/^\s*not.+a.+brand\s*$/i.test(item.brand));
return {
os: `${uaData.platform} ${osVersion}`,
browser: browserData ? `${browserData.brand} v${browserData.version}` : 'Unknown',
screenWidth: window.innerWidth,
screenHeight: window.innerHeight,
viaGetHighEntropyValues: true,
};
const browserData = uaData.fullVersionList.find((item) => !/^\s*not.+a.+brand\s*$/i.test(item.brand));
return {
os: `${uaData.platform} ${osVersion}`,
browser: browserData ? `${browserData.brand} v${browserData.version}` : 'Unknown',
screenWidth: window.innerWidth,
screenHeight: window.innerHeight,
viaGetHighEntropyValues: true,
};
} catch {
return getViaUa();
}
} else {
const Bowser = (await import('bowser')).default;
const parsed = Bowser.parse(navigator.userAgent);
return {
os: `${parsed.os.name ?? 'Unknown'} ${parsed.os.version ?? ''} ${parsed.os.versionName ? `(${parsed.os.versionName})` : ''}`.trim(),
browser: `${parsed.browser.name ?? 'Unknown'} ${parsed.browser.version ?? ''}`.trim(),
screenWidth: window.innerWidth,
screenHeight: window.innerHeight,
viaGetHighEntropyValues: false,
};
return getViaUa();
}
}
async function getViaUa(): Promise<UserEnvironment> {
if (Bowser == null) {
Bowser = (await import('bowser')).default;
}
const parsed = Bowser.parse(navigator.userAgent);
return {
os: `${parsed.os.name ?? 'Unknown'} ${parsed.os.version ?? ''} ${parsed.os.versionName ? `(${parsed.os.versionName})` : ''}`.trim(),
browser: `${parsed.browser.name ?? 'Unknown'} ${parsed.browser.version ?? ''}`.trim(),
screenWidth: window.innerWidth,
screenHeight: window.innerHeight,
viaGetHighEntropyValues: false,
};
}