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feat: have category actor send Announce(Note) activity on posts from that cid

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re: #12434
This commit is contained in:
Julian Lam
2024-03-22 14:39:18 -04:00
parent 803975fd97
commit 7df5cabb76
2 changed files with 25 additions and 6 deletions
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8
src/activitypub/notes.js
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@@ -254,3 +254,11 @@ Notes.syncUserInboxes = async function (tid) {
winston.verbose(`[activitypub/syncUserInboxes] Syncing tid ${tid} with ${uids.size} inboxes`);
await db.sortedSetsAdd(keys, keys.map(() => score || Date.now()), tid);
};
Notes.getCategoryFollowers = async (cid) => {
// Retrieves remote users who have followed a category; used to build recipient list
let uids = await db.getSortedSetRangeByScore(`cid:${cid}:uid:watch:state`, 0, -1, categories.watchStates.tracking, categories.watchStates.tracking);
uids = uids.filter(uid => !utils.isNumber(uid));
return uids;
};

15
src/api/activitypub.js
View File

@@ -104,15 +104,26 @@ activitypubApi.create.post = enabledCheck(async (caller, { pid }) => {
const object = await activitypub.mocks.note(post);
const { targets } = await buildRecipients(object, post.user.uid);
const { cid } = post.category;
const followers = await activitypub.notes.getCategoryFollowers(cid);
const payload = {
const payloads = {
create: {
type: 'Create',
to: object.to,
cc: object.cc,
object,
},
announce: {
type: 'Announce',
to: [`${nconf.get('url')}/category/${cid}/followers`],
cc: [activitypub._constants.publicAddress],
object,
},
};
await activitypub.send('uid', caller.uid, Array.from(targets), payload);
await activitypub.send('uid', caller.uid, Array.from(targets), payloads.create);
await activitypub.send('cid', cid, followers, payloads.announce);
});
activitypubApi.update = {};