src/decorators/RequireAuth.ts

/*
 * This file is part of SudoBot.
 *
 * Copyright (C) 2021-2023 OSN Developers.
 *
 * SudoBot 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.
 *
 * SudoBot 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 SudoBot. If not, see <https://www.gnu.org/licenses/>.
 */

import { NextFunction, Request, Response } from "express";
import RequireAuthMiddleware from "../api/middleware/RequireAuthMiddleware";
import type Client from "../core/Client";
import { Middleware } from "./Action";

export function RequireAuth(fetchUser = true) {
    return (
        originalMethodOrTarget: unknown,
        contextOrMethodName: string | ClassMethodDecoratorContext,
        _descriptor?: PropertyDescriptor
    ) => {
        if (typeof contextOrMethodName === "string") {
            const metadata = Reflect.getMetadata("auth_middleware", originalMethodOrTarget as object) ?? {};
            const middleware = (client: Client, req: Request, res: Response, next: NextFunction) =>
                RequireAuthMiddleware(client, fetchUser, req, res, next);

            metadata[contextOrMethodName] ??= middleware;

            Reflect.defineMetadata("auth_middleware", metadata, originalMethodOrTarget as object);
        } else {
            const metadata = (contextOrMethodName.metadata?.authMiddleware ?? {}) as Record<string | symbol, Middleware>;
            const middleware = (client: Client, req: Request, res: Response, next: NextFunction) =>
                RequireAuthMiddleware(client, fetchUser, req, res, next);

            metadata[contextOrMethodName.name] ??= middleware;
            (contextOrMethodName.metadata as unknown) ??= {};
            contextOrMethodName.metadata.authMiddleware = metadata;
            return originalMethodOrTarget as void;
        }
    };
}
1	/*
2	* This file is part of SudoBot.
3	*
4	* Copyright (C) 2021-2023 OSN Developers.
5	*
6	* SudoBot is free software; you can redistribute it and/or modify it
7	* under the terms of the GNU Affero General Public License as published by
8	* the Free Software Foundation, either version 3 of the License, or
9	* (at your option) any later version.
10	*
11	* SudoBot is distributed in the hope that it will be useful, but
12	* WITHOUT ANY WARRANTY; without even the implied warranty of
13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	* GNU Affero General Public License for more details.
15	*
16	* You should have received a copy of the GNU Affero General Public License
17	* along with SudoBot. If not, see <https://www.gnu.org/licenses/>.
18	*/
19
20	import { NextFunction, Request, Response } from "express";
21	import RequireAuthMiddleware from "../api/middleware/RequireAuthMiddleware";
22	import type Client from "../core/Client";
23	import { Middleware } from "./Action";
24
25	export function RequireAuth(fetchUser = true) {
26	return (
27	originalMethodOrTarget: unknown,
28	contextOrMethodName: string \| ClassMethodDecoratorContext,
29	_descriptor?: PropertyDescriptor
30	) => {
31	if (typeof contextOrMethodName === "string") {
32	const metadata = Reflect.getMetadata("auth_middleware", originalMethodOrTarget as object) ?? {};
33	const middleware = (client: Client, req: Request, res: Response, next: NextFunction) =>
34	RequireAuthMiddleware(client, fetchUser, req, res, next);
35
36	metadata[contextOrMethodName] ??= middleware;
37
38	Reflect.defineMetadata("auth_middleware", metadata, originalMethodOrTarget as object);
39	} else {
40	const metadata = (contextOrMethodName.metadata?.authMiddleware ?? {}) as Record<string \| symbol, Middleware>;
41	const middleware = (client: Client, req: Request, res: Response, next: NextFunction) =>
42	RequireAuthMiddleware(client, fetchUser, req, res, next);
43
44	metadata[contextOrMethodName.name] ??= middleware;
45	(contextOrMethodName.metadata as unknown) ??= {};
46	contextOrMethodName.metadata.authMiddleware = metadata;
47	return originalMethodOrTarget as void;
48	}
49	};
50	}