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export interface BrowserInfo {
name: string;
version: string;
major: string;
}
export interface OSInfo {
name: string;
version: string;
}
export interface DeviceInfo {
type: 'desktop' | 'mobile' | 'tablet';
vendor: string;
model: string;
}
export interface EnvInfo {
browser: BrowserInfo;
os: OSInfo;
device: DeviceInfo;
url: string;
referrer: string;
title: string;
language: string;
user_agent: string;
screen_width: number;
screen_height: number;
viewport_width: number;
viewport_height: number;
}
function detectBrowser(ua: string): BrowserInfo {
const browsers: { name: string; pattern: RegExp; versionIndex?: number }[] = [
{ name: 'WeChat', pattern: /MicroMessenger\/([\d.]+)/i },
{ name: 'QQ Browser', pattern: /QIBrowser\/([\d.]+)/i },
{ name: 'UC Browser', pattern: /UCBrowser\/([\d.]+)/i },
{ name: 'Edge', pattern: /Edg\/([\d.]+)/i },
{ name: 'Edge', pattern: /Edge\/([\d.]+)/i },
{ name: 'Opera', pattern: /OPR\/([\d.]+)/i },
{ name: 'Opera', pattern: /Opera\/([\d.]+)/i },
{ name: 'Firefox', pattern: /Firefox\/([\d.]+)/i },
{ name: 'Safari', pattern: /Version\/([\d.]+).*Safari/i },
{ name: 'Chrome', pattern: /Chrome\/([\d.]+)/i },
{ name: 'IE', pattern: /MSIE ([\d.]+)/i },
{ name: 'IE', pattern: /Trident.*rv:([\d.]+)/i },
];
for (const b of browsers) {
const match = ua.match(b.pattern);
if (match) {
const version = match[1] || '';
const major = version.split('.')[0] || '';
return { name: b.name, version, major };
}
}
return { name: 'Unknown', version: '', major: '' };
}
function detectOS(ua: string): OSInfo {
const oss: { name: string; pattern: RegExp; versionIndex?: number }[] = [
{ name: 'Windows 11', pattern: /Windows NT 10\.0.*Win64.*x64/i },
{ name: 'Windows 10', pattern: /Windows NT 10\.0/i },
{ name: 'Windows 8.1', pattern: /Windows NT 6\.3/i },
{ name: 'Windows 8', pattern: /Windows NT 6\.2/i },
{ name: 'Windows 7', pattern: /Windows NT 6\.1/i },
{ name: 'Windows Vista', pattern: /Windows NT 6\.0/i },
{ name: 'Windows XP', pattern: /Windows NT 5\.1/i },
{ name: 'macOS', pattern: /Mac OS X ([\d_.]+)/i },
{ name: 'iOS', pattern: /OS ([\d_.]+) like Mac OS X/i },
{ name: 'Android', pattern: /Android ([\d.]+)/i },
{ name: 'Android', pattern: /Android/i },
{ name: 'Linux', pattern: /Linux/i },
];
for (const o of oss) {
const match = ua.match(o.pattern);
if (match) {
let version = match[1] || '';
if (version) {
version = version.replace(/_/g, '.');
}
return { name: o.name, version };
}
}
return { name: 'Unknown', version: '' };
}
function detectDevice(ua: string): DeviceInfo {
const isMobile = /Mobile|Android|iPhone|iPod|BlackBerry|Windows Phone|Opera Mini/i.test(ua);
const isTablet = /Tablet|iPad|PlayBook|Kindle|Silk/i.test(ua);
let type: 'desktop' | 'mobile' | 'tablet' = 'desktop';
if (isTablet) {
type = 'tablet';
} else if (isMobile) {
type = 'mobile';
}
let vendor = '';
let model = '';
const iphoneMatch = ua.match(/iPhone/i);
const ipadMatch = ua.match(/iPad/i);
const samsungMatch = ua.match(/SM-([A-Z0-9]+)/i);
const pixelMatch = ua.match(/Pixel ([0-9A-Z]+)/i);
const huaweiMatch = ua.match(/HUAWEI ([A-Z0-9]+)/i);
if (iphoneMatch) {
vendor = 'Apple';
model = 'iPhone';
} else if (ipadMatch) {
vendor = 'Apple';
model = 'iPad';
} else if (samsungMatch) {
vendor = 'Samsung';
model = samsungMatch[1];
} else if (pixelMatch) {
vendor = 'Google';
model = `Pixel ${pixelMatch[1]}`;
} else if (huaweiMatch) {
vendor = 'Huawei';
model = huaweiMatch[1];
}
return { type, vendor, model };
}
export function getEnvInfo(): EnvInfo {
const ua = typeof navigator !== 'undefined' ? navigator.userAgent : '';
const browser = detectBrowser(ua);
const os = detectOS(ua);
const device = detectDevice(ua);
return {
browser,
os,
device,
url: typeof location !== 'undefined' ? location.href : '',
referrer: typeof document !== 'undefined' ? document.referrer : '',
title: typeof document !== 'undefined' ? document.title : '',
language: typeof navigator !== 'undefined' ? navigator.language : '',
user_agent: ua,
screen_width: typeof screen !== 'undefined' ? screen.width : 0,
screen_height: typeof screen !== 'undefined' ? screen.height : 0,
viewport_width: typeof window !== 'undefined' ? window.innerWidth : 0,
viewport_height: typeof window !== 'undefined' ? window.innerHeight : 0,
};
}
export function getPageUrl(): string {
return typeof location !== 'undefined' ? location.href : '';
}
export function getReferrer(): string {
return typeof document !== 'undefined' ? document.referrer : '';
}
export function sanitizeUrl(url: string): string {
if (!url) return url;
// 过滤 javascript: 伪协议防止 XSS
if (/^\s*javascript:/i.test(url)) {
return 'javascript:[filtered]';
}
try {
const urlObj = new URL(url);
const sensitiveParams = [
'password', 'passwd', 'pwd',
'token', 'access_token', 'refresh_token',
'api_key', 'apikey', 'key',
'secret', 'private_key',
'code', 'auth',
'id_token', 'idToken',
'session', 'session_id',
];
const params = urlObj.searchParams;
let modified = false;
for (const key of Array.from(params.keys())) {
const lowerKey = key.toLowerCase().replace(/[-_]/g, '_');
if (sensitiveParams.some(s => lowerKey.includes(s))) {
params.set(key, '[Filtered]');
modified = true;
}
}
if (urlObj.hash && urlObj.hash.length > 1) {
const hashContent = urlObj.hash.substring(1);
if (hashContent.includes('=')) {
const hashParams = new URLSearchParams(hashContent);
let hashModified = false;
for (const key of Array.from(hashParams.keys())) {
const lowerKey = key.toLowerCase().replace(/[-_]/g, '_');
if (sensitiveParams.some(s => lowerKey.includes(s))) {
hashParams.set(key, '[Filtered]');
hashModified = true;
}
}
if (hashModified) {
urlObj.hash = '#' + hashParams.toString();
modified = true;
}
}
}
if (modified) {
return urlObj.toString();
}
return url;
} catch {
return url;
}
}
export function shouldIgnoreUrl(url: string, ignoreUrls: (string | RegExp)[] = []): boolean {
if (!ignoreUrls || ignoreUrls.length === 0) return false;
return ignoreUrls.some(pattern => {
if (typeof pattern === 'string') {
if (pattern.includes('*')) {
// 移除开头的 ^ 和结尾的 $，允许匹配 URL 的任意部分
const escaped = pattern.replace(/[.+?^${}()|[\]\\]/g, '\\$&').replace(/\*/g, '.*');
const regex = new RegExp(escaped);
return regex.test(url);
}
return url.includes(pattern);
}
return pattern.test(url);
});
}
const BROWSER_CODE_MAP: Record<string, string> = {
'Chrome': 'c',
'Safari': 's',
'Firefox': 'f',
'Edge': 'e',
'Opera': 'o',
'IE': 'i',
'WeChat': 'w',
'QQ Browser': 'q',
'UC Browser': 'u',
'Mobile Chrome': 'cm',
'Mobile Safari': 'sm',
};
const OS_CODE_MAP: Record<string, string> = {
'Windows 11': 'w11',
'Windows 10': 'w10',
'Windows 8.1': 'w81',
'Windows 8': 'w8',
'Windows 7': 'w7',
'Windows Vista': 'wv',
'Windows XP': 'wxp',
'macOS': 'm',
'iOS': 'i',
'Android': 'a',
'Linux': 'l',
};
export function getContexts() {
const env = getEnvInfo();
const browserCode = BROWSER_CODE_MAP[env.browser.name] || env.browser.name.toLowerCase();
const osCode = OS_CODE_MAP[env.os.name] || env.os.name.toLowerCase();
return {
browser: {
name: browserCode,
version: env.browser.major,
},
os: {
name: osCode,
version: env.os.version.split('.')[0],
},
device: {
type: env.device.type,
brand: env.device.vendor || undefined,
model: env.device.model || undefined,
},
};
}
export function getContextId(): string {
const env = getEnvInfo();
const key = `${env.browser.name}|${env.browser.major}|${env.os.name}|${env.os.version.split('.')[0]}|${env.device.type}|${env.device.vendor}|${env.device.model}|${env.language}`;
return md5(key).substring(0, 16);
}
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