Files
plunk/apps/api/src/controllers/Oauth/Github.ts
T

108 lines
3.5 KiB
TypeScript

import {Controller, Get} from '@overnightjs/core';
import type {NextFunction, Request, Response} from 'express';
import {
API_URI,
DASHBOARD_URI,
GITHUB_OAUTH_CLIENT,
GITHUB_OAUTH_ENABLED,
GITHUB_OAUTH_SECRET,
} from '../../app/constants.js';
import {prisma} from '../../database/prisma.js';
import {jwt} from '../../middleware/auth.js';
import {NtfyService} from '../../services/NtfyService.js';
import {UserService} from '../../services/UserService.js';
import {CatchAsync} from '../../utils/asyncHandler.js';
@Controller('github')
export class Github {
@Get('outbound')
public sendToOutbound(req: Request, res: Response) {
if (!GITHUB_OAUTH_ENABLED) {
return res.status(404).json({error: 'GitHub OAuth is not configured'});
}
const OAUTH_QS = new URLSearchParams({
client_id: GITHUB_OAUTH_CLIENT,
redirect_uri: `${API_URI}/oauth/github/callback`,
response_type: 'code',
scope: 'user:email',
});
return res.redirect(`https://github.com/login/oauth/authorize?${OAUTH_QS.toString()}`);
}
@Get('callback')
@CatchAsync
public async callback(req: Request, res: Response, _next: NextFunction) {
if (!GITHUB_OAUTH_ENABLED) {
return res.status(404).json({error: 'GitHub OAuth is not configured'});
}
const {code} = req.query;
if (!code || typeof code !== 'string') {
return res.redirect(DASHBOARD_URI + '/auth/login?message=Invalid OAuth callback');
}
const data = new URLSearchParams({
client_id: GITHUB_OAUTH_CLIENT,
client_secret: GITHUB_OAUTH_SECRET,
code: code as string,
redirect_uri: `${API_URI}/oauth/github/callback`,
});
const tokenResponse = await fetch('https://github.com/login/oauth/access_token', {
method: 'POST',
headers: {'Content-type': 'application/x-www-form-urlencoded', 'Accept': 'application/json'},
body: data,
}).then(res => res.json());
if (!tokenResponse.access_token || !tokenResponse.token_type) {
return res.redirect(DASHBOARD_URI + '/auth/login?message=Failed to authenticate with GitHub');
}
const emails = await fetch(`https://api.github.com/user/emails`, {
headers: {Authorization: `${tokenResponse.token_type} ${tokenResponse.access_token}`},
}).then(res => res.json());
if (!Array.isArray(emails) || emails.length === 0) {
return res.redirect(DASHBOARD_URI + '/auth/login?message=Failed to retrieve emails from GitHub');
}
const primaryEmail = emails.find((e: {primary: boolean; email: string}) => e.primary);
if (!primaryEmail || !primaryEmail.email || typeof primaryEmail.email !== 'string') {
return res.redirect(DASHBOARD_URI + '/auth/login?message=Failed to retrieve primary email from GitHub');
}
const email = primaryEmail.email;
let user = await UserService.email(email);
let isNewUser = false;
if (!user) {
user = await prisma.user.create({
data: {
email,
type: 'GITHUB_OAUTH',
},
});
isNewUser = true;
}
if (user.type !== 'GITHUB_OAUTH') {
return res.redirect(DASHBOARD_URI + '/auth/login?message=You used another form of authentication');
}
// Send notification if this is a new user
if (isNewUser) {
await NtfyService.notifyUserOAuthSignup(user.email, user.id, 'GitHub');
}
const token = jwt.sign(user.id);
const cookie = UserService.cookieOptions();
res.cookie(UserService.COOKIE_NAME, token, cookie).redirect(DASHBOARD_URI);
}
}