root
104 lines
2.3 KiB
JavaScript
104 lines
2.3 KiB
JavaScript
/**
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* 火箭云控 URL 解析（与 PHP HuojianUrlHelper 对齐）
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* 长链域名动态识别，禁止写死 v3.url66.me
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*/
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const BUSINESS_PATH_NEEDLE = '/gds';
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const LINK_QUERY_PARAM = 'link';
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/**
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* @param {string} url
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*/
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function isHuojianLongLinkUrl(url) {
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if (!url || typeof url !== 'string') {
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return false;
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}
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try {
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const parsed = new URL(url);
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if (!parsed.pathname.includes(BUSINESS_PATH_NEEDLE)) {
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return false;
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}
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const link = (parsed.searchParams.get(LINK_QUERY_PARAM) || '').trim();
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return link !== '';
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} catch (_) {
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return false;
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}
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}
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/**
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* @param {string} url
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* @returns {string}
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*/
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function extractHuojianBusinessHost(url) {
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if (!isHuojianLongLinkUrl(url)) {
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return '';
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}
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try {
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return new URL(url).hostname.toLowerCase();
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} catch (_) {
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return '';
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}
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}
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/**
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* @param {string} url
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* @returns {string}
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*/
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function extractHuojianShareToken(url) {
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if (!url || typeof url !== 'string') {
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return '';
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}
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try {
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const parsed = new URL(url);
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if (isHuojianLongLinkUrl(url)) {
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return (parsed.searchParams.get(LINK_QUERY_PARAM) || '').trim();
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}
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const path = parsed.pathname.replace(/^\/+|\/+$/g, '');
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if (path === '' || path.includes('/')) {
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return '';
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}
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if (/^[a-zA-Z0-9]+$/.test(path)) {
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return path;
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}
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} catch (_) {
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/* ignore */
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}
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return '';
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}
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/**
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* @param {string} url
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*/
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function isHuojianShortEntryUrl(url) {
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if (isHuojianLongLinkUrl(url)) {
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return false;
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}
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return extractHuojianShareToken(url) !== '';
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}
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/**
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* 落地后补全 businessHostHint（多长链域名兼容）
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* @param {object} antiBot
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* @param {string} finalPageUrl
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*/
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function applyHuojianBusinessHostHint(antiBot, finalPageUrl) {
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if (!antiBot) {
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return antiBot;
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}
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const host = extractHuojianBusinessHost(finalPageUrl);
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if (host !== '') {
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antiBot.businessHostHint = host;
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console.log(`[Huojian] 落地业务域=${host} url=${finalPageUrl}`);
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}
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return antiBot;
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}
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module.exports = {
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isHuojianLongLinkUrl,
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extractHuojianBusinessHost,
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extractHuojianShareToken,
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isHuojianShortEntryUrl,
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applyHuojianBusinessHostHint,
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BUSINESS_PATH_NEEDLE,
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};
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