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/*
Fosscord: A FOSS re-implementation and extension of the Discord.com backend.
Copyright (C) 2023 Fosscord and Fosscord Contributors
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/>.
*/
import { NextFunction, Request, Response } from "express";
// TODO: config settings
export function CORS(req: Request, res: Response, next: NextFunction) {
res.set("Access-Control-Allow-Origin", "*");
// TODO: use better CSP
res.set(
"Content-security-policy",
"default-src * data: blob: filesystem: about: ws: wss: 'unsafe-inline' 'unsafe-eval'; script-src * data: blob: 'unsafe-inline' 'unsafe-eval'; connect-src * data: blob: 'unsafe-inline'; img-src * data: blob: 'unsafe-inline'; frame-src * data: blob: ; style-src * data: blob: 'unsafe-inline'; font-src * data: blob: 'unsafe-inline';",
);
res.set(
"Access-Control-Allow-Headers",
req.header("Access-Control-Request-Headers") || "*",
);
res.set(
"Access-Control-Allow-Methods",
req.header("Access-Control-Request-Methods") || "*",
);
next();
}
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