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import { BackupCode, Config, generateMfaBackupCodes, generateToken, TotpEnableSchema, User } from "@fosscord/util";
import { Request, Response, Router } from "express";
import { HTTPError } from "lambert-server";
import { verifyToken } from 'node-2fa';
let bcrypt: any;
try {
bcrypt = require("bcrypt");
} catch {
bcrypt = require("bcryptjs");
console.log("Warning: using bcryptjs because bcrypt is not installed! Performance will be affected.");
}
const router = Router();
router.post("/", route({ body: "TotpEnableSchema" }), async (req: Request, res: Response) => {
const body = req.body as TotpEnableSchema;
const user = await User.findOneOrFail({ where: { id: req.user_id }, select: ["data"] });
// TODO: Are guests allowed to enable 2fa?
if (user.data.hash) {
if (!await bcrypt.compare(body.password, user.data.hash)) {
throw new HTTPError(req.t("auth:login.INVALID_PASSWORD"));
}
}
if (!body.secret)
throw new HTTPError(req.t("auth:login.INVALID_TOTP_SECRET"), 60005);
if (!body.code)
throw new HTTPError(req.t("auth:login.INVALID_TOTP_CODE"), 60008);
if (verifyToken(body.secret, body.code)?.delta != 0)
throw new HTTPError(req.t("auth:login.INVALID_TOTP_CODE"), 60008);
let backup_codes: BackupCode[] = [];
if (Config.get().security.twoFactor.generateBackupCodes) {
backup_codes = generateMfaBackupCodes(req.user_id);
await Promise.all(backup_codes.map(x => x.save()));
}
await User.update(
{ id: req.user_id },
{ mfa_enabled: true, totp_secret: body.secret }
);
res.send({
token: await generateToken(user.id),
backup_codes: backup_codes.map(x => ({ ...x, expired: undefined })),
});
});
export default router;
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