calckey/src/services/i/update.ts

39 lines
1.1 KiB
TypeScript

import * as mongo from 'mongodb';
import User, { isLocalUser, isRemoteUser } from '../../models/user';
import Following from '../../models/following';
import renderPerson from '../../remote/activitypub/renderer/person';
import renderUpdate from '../../remote/activitypub/renderer/update';
import packAp from '../../remote/activitypub/renderer';
import { deliver } from '../../queue';
export async function publishToFollowers(userId: mongo.ObjectID) {
const user = await User.findOne({
_id: userId
});
const followers = await Following.find({
followeeId: user._id
});
const queue: string[] = [];
// フォロワーがリモートユーザーかつ投稿者がローカルユーザーならUpdateを配信
if (isLocalUser(user)) {
for (const following of followers) {
const follower = following._follower;
if (isRemoteUser(follower)) {
const inbox = follower.sharedInbox || follower.inbox;
if (!queue.includes(inbox)) queue.push(inbox);
}
}
if (queue.length > 0) {
const content = packAp(renderUpdate(await renderPerson(user), user));
queue.forEach(inbox => {
deliver(user, content, inbox);
});
}
}
}