sharkey/src/server/well-known.ts
Acid Chicken (硫酸鶏) 9dd06a7621
/.well-known 周りをいい感じに (#4141)
* Enhance /.well-known and their friends

* Fix bug
2019-02-05 17:42:55 +09:00

103 lines
2.5 KiB
TypeScript

import * as mongo from 'mongodb';
import * as Router from 'koa-router';
import config from '../config';
import parseAcct from '../misc/acct/parse';
import User from '../models/user';
import Acct from '../misc/acct/type';
import { links } from './nodeinfo';
// Init router
const router = new Router();
const webFingerPath = '/.well-known/webfinger';
router.get('/.well-known/host-meta', async ctx => {
ctx.set('Content-Type', 'application/xrd+xml');
ctx.body = `<?xml version="1.0" encoding="UTF-8"?>
<XRD xmlns="http://docs.oasis-open.org/ns/xri/xrd-1.0">
<Link rel="lrdd" type="application/xrd+xml" template="${config.url}${webFingerPath}?resource={uri}"/>
</XRD>
`;
});
router.get('/.well-known/host-meta.json', async ctx => {
ctx.set('Content-Type', 'application/jrd+json');
ctx.body = {
links: [{
rel: 'lrdd',
type: 'application/xrd+xml',
template: `${config.url}${webFingerPath}?resource={uri}`
}]
};
});
router.get('/.well-known/nodeinfo', async ctx => {
ctx.body = { links };
});
router.get(webFingerPath, async ctx => {
const generateQuery = (resource: string) =>
resource.startsWith(`${config.url.toLowerCase()}/users/`) ?
fromId(new mongo.ObjectID(resource.split('/').pop())) :
fromAcct(parseAcct(
resource.startsWith(`${config.url.toLowerCase()}/@`) ? resource.split('/').pop() :
resource.startsWith('acct:') ? resource.slice('acct:'.length) :
resource));
const fromId = (_id: mongo.ObjectID): Record<string, any> => ({
_id,
host: null
});
const fromAcct = (acct: Acct): Record<string, any> | number =>
!acct.host || acct.host === config.host.toLowerCase() ? {
usernameLower: acct.username,
host: null
} : 422;
if (typeof ctx.query.resource !== 'string') {
ctx.status = 400;
return;
}
const query = generateQuery(ctx.query.resource.toLowerCase());
if (typeof query === 'number') {
ctx.status = query;
return;
}
const user = await User.findOne(query);
if (user === null) {
ctx.status = 404;
return;
}
ctx.body = {
subject: `acct:${user.username}@${config.host}`,
links: [{
rel: 'self',
type: 'application/activity+json',
href: `${config.url}/users/${user._id}`
}, {
rel: 'http://webfinger.net/rel/profile-page',
type: 'text/html',
href: `${config.url}/@${user.username}`
}, {
rel: 'http://ostatus.org/schema/1.0/subscribe',
template: `${config.url}/authorize-follow?acct={uri}`
}]
};
ctx.set('Cache-Control', 'public, max-age=180');
});
// Return 404 for other .well-known
router.all('/.well-known/*', async ctx => {
ctx.status = 404;
});
export default router;