kequapp/dist/router/create-cookies.js

DEPRECATED: renamed to @kequtech/arbor

import { Ex } from "../ex.js";
export function createCookies(req, res) {
    const result = {};
    let values;
    function get(key) {
        setup();
        return values[key];
    }
    function set(key, value, options) {
        setup();
        validateCookieName(key);
        result[key] = buildAttrs(key, value, options);
        values[key] = value;
        res.setHeader('Set-Cookie', Object.values(result));
    }
    function remove(key) {
        setup();
        set(key, '', { maxAge: 0 });
        delete values[key];
    }
    function setup() {
        if (values === undefined)
            values = parseCookieHeader(req.headers.cookie);
    }
    return { get, set, remove };
}
function buildAttrs(key, value, options) {
    const attrs = [`${key}=${encodeURIComponent(value)}`, 'Path=/'];
    if (options?.domain !== undefined)
        attrs.push(`Domain=${options.domain}`);
    if (options?.expires !== undefined)
        attrs.push(`Expires=${options.expires.toUTCString()}`);
    if (options?.maxAge !== undefined)
        attrs.push(`Max-Age=${Math.max(Math.floor(options.maxAge), 0)}`);
    if (options?.secure === true || options?.sameSite === 'None')
        attrs.push('Secure');
    if (options?.httpOnly)
        attrs.push('HttpOnly');
    if (options?.sameSite !== undefined)
        attrs.push(`SameSite=${options.sameSite}`);
    return attrs.join('; ');
}
function parseCookieHeader(cookie) {
    const result = {};
    if (cookie !== undefined) {
        for (const part of cookie.split(/; */)) {
            const i = part.indexOf('=');
            const key = i >= 0 ? part.slice(0, i).trim() : part.trim();
            const value = i >= 0 ? part.slice(i + 1).trim() : '';
            if (key) {
                result[key] = decodeURIComponent(value);
            }
        }
    }
    return result;
}
function validateCookieName(name) {
    if (!/^[!#$%&'*+\-.^_`|~0-9A-Za-z]+$/.test(name)) {
        throw Ex.InternalServerError(`Cookie name contains invalid characters: ${name}`);
    }
}