92 lines
2.6 KiB
JavaScript
92 lines
2.6 KiB
JavaScript
// -------------------------------------------------------------
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// WARNING: this file is used by both the client and the server.
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// Do not use any browser or node-specific API!
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// -------------------------------------------------------------
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import setCookie from 'set-cookie-parser';
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function validateCookie(cookie, meta, js = false) {
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if (cookie.httpOnly && !!js) return false;
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if (cookie.domain.startsWith('.')) {
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if (!meta.url.hostname.endsWith(cookie.domain.slice(1))) return false;
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return true;
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}
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if (cookie.domain !== meta.url.hostname) return false;
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if (cookie.secure && meta.url.protocol === 'http:') return false;
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if (!meta.url.pathname.startsWith(cookie.path)) return false;
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return true;
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}
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async function db(openDB) {
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const db = await openDB('__op', 1, {
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upgrade(db, oldVersion, newVersion, transaction) {
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const store = db.createObjectStore('cookies', {
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keyPath: 'id',
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});
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store.createIndex('path', 'path');
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},
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});
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db.transaction(['cookies'], 'readwrite').store.index('path');
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return db;
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}
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function serialize(cookies = [], meta, js) {
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let str = '';
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for (const cookie of cookies) {
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if (!validateCookie(cookie, meta, js)) continue;
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if (str.length) str += '; ';
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str += cookie.name;
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str += '=';
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str += cookie.value;
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}
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return str;
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}
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async function getCookies(db) {
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const now = new Date();
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return (await db.getAll('cookies')).filter((cookie) => {
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let expired = false;
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if (cookie.set) {
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if (cookie.maxAge) {
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expired = cookie.set.getTime() + cookie.maxAge * 1e3 < now;
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} else if (cookie.expires) {
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expired = new Date(cookie.expires.toLocaleString()) < now;
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}
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}
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if (expired) {
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db.delete('cookies', cookie.id);
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return false;
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}
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return true;
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});
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}
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function setCookies(data, db, meta) {
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if (!db) return false;
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const cookies = setCookie(data, {
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decodeValues: false,
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});
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for (const cookie of cookies) {
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if (!cookie.domain) cookie.domain = '.' + meta.url.hostname;
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if (!cookie.path) cookie.path = '/';
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if (!cookie.domain.startsWith('.')) {
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cookie.domain = '.' + cookie.domain;
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}
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db.put('cookies', {
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...cookie,
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id: `${cookie.domain}@${cookie.path}@${cookie.name}`,
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set: new Date(Date.now()),
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});
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}
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return true;
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}
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export { validateCookie, getCookies, setCookies, db, serialize };
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