gristlabs_grist-core/app/common/LoginState.ts

32 lines
1.4 KiB
TypeScript
Raw Normal View History

import {parseSubdomain} from 'app/common/gristUrls';
// This interface is used by the standalone login-connect tool for knowing where to redirect to,
// by Client.ts to construct this info, and by CognitoClient to decide what to do.
export interface LoginState {
// Locally-running Grist uses localPort, while hosted uses subdomain. Login-connect uses this to
// redirect back to the localhost or to the subdomain.
localPort?: number;
subdomain?: string;
baseDomain?: string; // the domain with the (left-most) subdomain removed, e.g. ".getgrist.com".
// undefined on localhost.
// Standalone version sets clientId, used later to find the LoginSession. Hosted and dev
// versions rely on the browser cookies instead, specifically on the session cookie.
clientId?: string;
// Hosted and dev versions set redirectUrl and redirect to it when login or logout completes.
// Standalone version omits redirectUrl, and serves a page which closes the window.
redirectUrl?: string;
}
/// Allowed localhost addresses.
export const localhostRegex = /^localhost(?::(\d+))?$/i;
export function getLoginState(reqHost: string): LoginState|null {
const {org, base} = parseSubdomain(reqHost);
const matchPort = localhostRegex.exec(reqHost);
return org ? {subdomain: org, baseDomain: base} :
matchPort ? {localPort: matchPort[1] ? parseInt(matchPort[1], 10) : 80} : null;
}