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Hydro/packages/login-with-google/lib.ts

65 lines
2.1 KiB
TypeScript

import 'hydrooj';
import * as superagent from 'superagent';
declare module 'hydrooj' {
interface SystemKeys {
'login-with-google.id': string,
'login-with-google.secret': string,
}
interface Lib {
oauth_google: typeof import('./lib'),
}
}
async function get() {
const { system, token } = global.Hydro.model;
const [appid, url, [state]] = await Promise.all([
system.get('login-with-google.id'),
system.get('server.url'),
token.add(token.TYPE_OAUTH, 600, { redirect: this.request.referer }),
]);
// eslint-disable-next-line max-len
this.response.redirect = `https://accounts.google.com/o/oauth2/v2/auth?client_id=${appid}&response_type=code&redirect_uri=${url}oauth/google/callback&scope=https://www.googleapis.com/auth/userinfo.email https://www.googleapis.com/auth/userinfo.profile&state=${state}`;
}
async function callback({
state, code, error,
}) {
const { system, token } = global.Hydro.model;
const { UserFacingError } = global.Hydro.error;
if (error) throw new UserFacingError(error);
const [
[appid, secret, url],
s,
] = await Promise.all([
system.getMany([
'login-with-google.id', 'login-with-google.secret', 'server.url',
]),
token.get(state, token.TYPE_OAUTH),
]);
const res = await superagent.post('https://oauth2.googleapis.com/token')
.send({
client_id: appid,
client_secret: secret,
code,
grant_type: 'authorization_code',
redirect_uri: `${url}oauth/google/callback`,
});
const payload = global.Hydro.lib.jwt.decode(res.body.id_token);
await token.del(state, token.TYPE_OAUTH);
this.response.redirect = s.redirect;
return {
// TODO use openid
_id: payload.email,
email: payload.email,
uname: [payload.given_name, payload.name, payload.family_name],
viewLang: payload.locale.replace('-', '_'),
};
}
global.Hydro.lib.oauth_google = {
text: 'Login with Google',
callback,
get,
};