@casual-simulation/aux-vm-client/UrlHelpers.js

A set of utilities required to securely run an AUX as a client.

/* CasualOS is a set of web-based tools designed to facilitate the creation of real-time, multi-user, context-aware interactive experiences.
 *
 * Copyright (c) 2019-2025 Casual Simulation, Inc.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
export function getFinalUrl(defaultHost, host) {
    const url = new URL(defaultHost);
    const override = host ? new URL(host) : null;
    const finalUrl = override
        ? `${getFinalProtocol(url.protocol, override.protocol)}//${override.host}`
        : defaultHost;
    return finalUrl;
}
export function getFinalProtocol(defaultProtocol, overrideProtocol) {
    for (let protocol of [defaultProtocol, overrideProtocol]) {
        if (isSecureProtocol(protocol)) {
            return protocol;
        }
    }
    return overrideProtocol || defaultProtocol;
}
export function isSecureProtocol(protocol) {
    return protocol === 'https:';
}
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