From f026c78e11a68ae8772f5cdc08e7cd7126cccdfc Mon Sep 17 00:00:00 2001
From: mei23 <m@m544.net>
Date: Sun, 20 Jan 2019 11:27:51 +0900
Subject: [PATCH] expose Question

---
 src/remote/activitypub/renderer/question.ts | 20 +++++++++++++
 src/server/activitypub.ts                   | 31 +++++++++++++++++++++
 2 files changed, 51 insertions(+)
 create mode 100644 src/remote/activitypub/renderer/question.ts

diff --git a/src/remote/activitypub/renderer/question.ts b/src/remote/activitypub/renderer/question.ts
new file mode 100644
index 0000000000..9df4daca3b
--- /dev/null
+++ b/src/remote/activitypub/renderer/question.ts
@@ -0,0 +1,20 @@
+import config from '../../../config';
+import { ILocalUser } from '../../../models/user';
+import { INote } from '../../../models/note';
+
+export default async function renderQuestion(user: ILocalUser, note: INote) {
+	const question =  {
+		type: 'Question',
+		id: `${config.url}/questions/${note._id}`,
+		actor: `${config.url}/users/${user._id}`,
+		content:  note.text != null ? note.text : '',
+		oneOf: note.poll.choices.map(c => {
+			return {
+				name: c.text,
+				_misskey_votes: c.votes,
+			};
+		}),
+	};
+
+	return question;
+}
diff --git a/src/server/activitypub.ts b/src/server/activitypub.ts
index 9adc3dd943..ac8d3d4e26 100644
--- a/src/server/activitypub.ts
+++ b/src/server/activitypub.ts
@@ -16,6 +16,7 @@ import Outbox, { packActivity } from './activitypub/outbox';
 import Followers from './activitypub/followers';
 import Following from './activitypub/following';
 import Featured from './activitypub/featured';
+import renderQuestion from '../remote/activitypub/renderer/question';
 
 // Init router
 const router = new Router();
@@ -110,6 +111,36 @@ router.get('/notes/:note/activity', async ctx => {
 	setResponseType(ctx);
 });
 
+// question
+router.get('/questions/:question', async (ctx, next) => {
+	if (!ObjectID.isValid(ctx.params.question)) {
+		ctx.status = 404;
+		return;
+	}
+
+	const poll = await Note.findOne({
+		_id: new ObjectID(ctx.params.question),
+		visibility: { $in: ['public', 'home'] },
+		localOnly: { $ne: true },
+		poll: {
+			$exists: true,
+			$ne: null
+		},
+	});
+
+	if (poll === null) {
+		ctx.status = 404;
+		return;
+	}
+
+	const user = await User.findOne({
+			_id: poll.userId
+	});
+
+	ctx.body = pack(await renderQuestion(user as ILocalUser, poll));
+	setResponseType(ctx);
+});
+
 // outbox
 router.get('/users/:user/outbox', Outbox);