From a3bd4ba42693b1dc99ef586ef35f61dc53cdf9e9 Mon Sep 17 00:00:00 2001
From: syuilo <syuilotan@yahoo.co.jp>
Date: Fri, 13 Apr 2018 00:51:55 +0900
Subject: wip

---
 src/server/activitypub.ts | 142 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 142 insertions(+)
 create mode 100644 src/server/activitypub.ts

(limited to 'src/server/activitypub.ts')

diff --git a/src/server/activitypub.ts b/src/server/activitypub.ts
new file mode 100644
index 0000000000..ed0311af9d
--- /dev/null
+++ b/src/server/activitypub.ts
@@ -0,0 +1,142 @@
+import * as Router from 'koa-router';
+import { parseRequest } from 'http-signature';
+
+import { createHttp } from '../queue';
+import context from '../remote/activitypub/renderer/context';
+import render from '../remote/activitypub/renderer/note';
+import Note from '../models/note';
+import User, { isLocalUser } from '../models/user';
+import renderNote from '../remote/activitypub/renderer/note';
+import renderKey from '../remote/activitypub/renderer/key';
+import renderPerson from '../remote/activitypub/renderer/person';
+import renderOrderedCollection from '../remote/activitypub/renderer/ordered-collection';
+//import parseAcct from '../acct/parse';
+import config from '../config';
+
+// Init router
+const router = new Router();
+
+//#region Routing
+
+// inbox
+router.post('/users/:user/inbox', ctx => {
+	let signature;
+
+	ctx.req.headers.authorization = 'Signature ' + ctx.req.headers.signature;
+
+	try {
+		signature = parseRequest(ctx.req);
+	} catch (e) {
+		ctx.status = 401;
+		return;
+	}
+
+	createHttp({
+		type: 'processInbox',
+		activity: ctx.request.body,
+		signature
+	}).save();
+
+	ctx.status = 202;
+});
+
+// note
+router.get('/notes/:note', async (ctx, next) => {
+	const accepted = ctx.accepts('html', 'application/activity+json', 'application/ld+json');
+	if (!['application/activity+json', 'application/ld+json'].includes(accepted as string)) {
+		next();
+		return;
+	}
+
+	const note = await Note.findOne({
+		_id: ctx.params.note
+	});
+
+	if (note === null) {
+		ctx.status = 404;
+		return;
+	}
+
+	const rendered = await render(note);
+	rendered['@context'] = context;
+
+	ctx.body = rendered;
+});
+
+// outbot
+router.get('/users/:user/outbox', async ctx => {
+	const userId = ctx.params.user;
+
+	const user = await User.findOne({ _id: userId });
+
+	if (user === null) {
+		ctx.status = 404;
+		return;
+	}
+
+	const notes = await Note.find({ userId: user._id }, {
+		limit: 10,
+		sort: { _id: -1 }
+	});
+
+	const renderedNotes = await Promise.all(notes.map(note => renderNote(note)));
+	const rendered = renderOrderedCollection(`${config.url}/users/${userId}/inbox`, user.notesCount, renderedNotes);
+	rendered['@context'] = context;
+
+	ctx.body = rendered;
+});
+
+// publickey
+router.get('/users/:user/publickey', async ctx => {
+	const userId = ctx.params.user;
+
+	const user = await User.findOne({ _id: userId });
+
+	if (user === null) {
+		ctx.status = 404;
+		return;
+	}
+
+	if (isLocalUser(user)) {
+		const rendered = renderKey(user);
+		rendered['@context'] = context;
+
+		ctx.body = rendered;
+	} else {
+		ctx.status = 400;
+	}
+});
+
+// user
+router.get('/users/:user', async ctx => {
+	const userId = ctx.params.user;
+
+	const user = await User.findOne({ _id: userId });
+
+	if (user === null) {
+		ctx.status = 404;
+		return;
+	}
+
+	const rendered = renderPerson(user);
+	rendered['@context'] = context;
+
+	ctx.body = rendered;
+});
+
+// follow form
+router.get('/authorize-follow', async ctx => {
+	/* TODO
+	const { username, host } = parseAcct(ctx.query.acct);
+	if (host === null) {
+		res.sendStatus(422);
+		return;
+	}
+
+	const finger = await request(`https://${host}`)
+	*/
+});
+
+//#endregion
+
+export default router;
-- 
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