This repository has been archived on 2022-08-14. You can view files and clone it, but cannot push or open issues or pull requests.
outline/server/auth/providers/email.js

110 lines
2.8 KiB
JavaScript

// @flow
import subMinutes from "date-fns/sub_minutes";
import Router from "koa-router";
import { find } from "lodash";
import { AuthorizationError } from "../../errors";
import mailer from "../../mailer";
import auth from "../../middlewares/authentication";
import methodOverride from "../../middlewares/methodOverride";
import validation from "../../middlewares/validation";
import { User, Team } from "../../models";
import { getUserForEmailSigninToken } from "../../utils/jwt";
const router = new Router();
export const config = {
name: "Email",
enabled: true,
};
router.use(methodOverride());
router.use(validation());
router.post("email", async (ctx) => {
const { email } = ctx.body;
ctx.assertEmail(email, "email is required");
const user = await User.scope("withAuthentications").findOne({
where: { email: email.toLowerCase() },
});
if (user) {
const team = await Team.scope("withAuthenticationProviders").findByPk(
user.teamId
);
if (!team) {
ctx.redirect(`/?notice=auth-error`);
return;
}
// If the user matches an email address associated with an SSO
// provider then just forward them directly to that sign-in page
if (user.authentications.length) {
const authProvider = find(team.authenticationProviders, {
id: user.authentications[0].authenticationProviderId,
});
ctx.body = {
redirect: `${team.url}/auth/${authProvider.name}`,
};
return;
}
if (!team.guestSignin) {
throw new AuthorizationError();
}
// basic rate limit of endpoint to prevent send email abuse
if (
user.lastSigninEmailSentAt &&
user.lastSigninEmailSentAt > subMinutes(new Date(), 2)
) {
ctx.body = {
redirect: `${team.url}?notice=email-auth-ratelimit`,
message: "Rate limit exceeded",
success: false,
};
return;
}
// send email to users registered address with a short-lived token
mailer.signin({
to: user.email,
token: user.getEmailSigninToken(),
teamUrl: team.url,
});
user.lastSigninEmailSentAt = new Date();
await user.save();
}
// respond with success regardless of whether an email was sent
ctx.body = {
success: true,
};
});
router.get("email.callback", auth({ required: false }), async (ctx) => {
const { token } = ctx.request.query;
ctx.assertPresent(token, "token is required");
try {
const user = await getUserForEmailSigninToken(token);
const team = await Team.findByPk(user.teamId);
if (!team.guestSignin) {
throw new AuthorizationError();
}
await user.update({ lastActiveAt: new Date() });
// set cookies on response and redirect to team subdomain
ctx.signIn(user, team, "email", false);
} catch (err) {
ctx.redirect(`${process.env.URL}?notice=expired-token`);
}
});
export default router;