Reimplement well-known WebFinger to support multiple aliases and specify profile-page

api/src/activity/index.js

@@ -0,0 +1,11 @@
+global.replaceImpl = (funcs, name, withFunc) => {
+	for (var i = 0; i < funcs.length; i++)
+		if (funcs[i].name === name)
+			funcs[i] = withFunc
+}
+
+module.exports = {
+	rewriteImplementations: () => {
+		require('./well-known.js').init()
+	},
+}

api/src/activity/well-known.js

@@ -0,0 +1,28 @@
+module.exports = {
+	init: () => {
+		replaceImpl(apex.net.webfinger.get, 'respondWebfinger', (req, res, next) => {
+			const resource = req.query.resource
+			const actorObj = res.locals.apex.target
+			if (!actorObj) {
+				return res.status(404).send(`${resource} not found`)
+			}
+			const profilePage = `https://${apex.domain}/@${actorObj.preferredUsername[0]}`
+			return res.json({
+				subject: resource,
+				aliases: [ profilePage, actorObj.id ],
+				links: [
+					{
+						rel: 'http://webfinger.net/rel/profile-page',
+						type: 'text/html',
+						href: profilePage
+					},
+					{
+						rel: 'self',
+						type: 'application/activity+json',
+						href: actorObj.id
+					}
+				]
+			})
+		})
+	},
+}

api/src/server.js

@@ -1,5 +1,6 @@
 const express = require('express')
 const ActivitypubExpress = require('activitypub-express')
+const activity = require('./activity/index.js')
 
 const port = 8080
 const app = express()
@@ -43,6 +44,7 @@ app.use(require('cookie-parser')())
 app.use(bodyParser.urlencoded({ extended: true }))
 
 // define routes using prepacakged middleware collections
+activity.rewriteImplementations()
 app.route(routes.inbox)
 	.get(apex.net.inbox.get)
 	.post(apex.net.inbox.post)