Publish pinned notes (#2731)

src/server/activitypub/featured.ts

@@ -0,0 +1,38 @@
+import * as mongo from 'mongodb';
+import * as Router from 'koa-router';
+import config from '../../config';
+import User from '../../models/user';
+import pack from '../../remote/activitypub/renderer';
+import renderOrderedCollection from '../../remote/activitypub/renderer/ordered-collection';
+import { setResponseType } from '../activitypub';
+import Note from '../../models/note';
+import renderNote from '../../remote/activitypub/renderer/note';
+
+export default async (ctx: Router.IRouterContext) => {
+	const userId = new mongo.ObjectID(ctx.params.user);
+
+	// Verify user
+	const user = await User.findOne({
+		_id: userId,
+		host: null
+	});
+
+	if (user === null) {
+		ctx.status = 404;
+		return;
+	}
+
+	const pinnedNoteIds = user.pinnedNoteIds || [];
+
+	const pinnedNotes = await Promise.all(pinnedNoteIds.map(id => Note.findOne({ _id: id })));
+
+	const renderedNotes = await Promise.all(pinnedNotes.map(note => renderNote(note)));
+
+	const rendered = renderOrderedCollection(
+		`${config.url}/users/${userId}/collections/featured`,
+		renderedNotes.length, null, null, renderedNotes
+	);
+
+	ctx.body = pack(rendered);
+	setResponseType(ctx);
+};