137
packages/backend/src/services/note/delete.ts
Normal file
137
packages/backend/src/services/note/delete.ts
Normal file
@ -0,0 +1,137 @@
|
||||
import { publishNoteStream } from '@/services/stream';
|
||||
import renderDelete from '@/remote/activitypub/renderer/delete';
|
||||
import renderAnnounce from '@/remote/activitypub/renderer/announce';
|
||||
import renderUndo from '@/remote/activitypub/renderer/undo';
|
||||
import { renderActivity } from '@/remote/activitypub/renderer/index';
|
||||
import renderTombstone from '@/remote/activitypub/renderer/tombstone';
|
||||
import config from '@/config/index';
|
||||
import { registerOrFetchInstanceDoc } from '../register-or-fetch-instance-doc';
|
||||
import { User, ILocalUser, IRemoteUser } from '@/models/entities/user';
|
||||
import { Note, IMentionedRemoteUsers } from '@/models/entities/note';
|
||||
import { Notes, Users, Instances } from '@/models/index';
|
||||
import { notesChart, perUserNotesChart, instanceChart } from '@/services/chart/index';
|
||||
import { deliverToFollowers, deliverToUser } from '@/remote/activitypub/deliver-manager';
|
||||
import { countSameRenotes } from '@/misc/count-same-renotes';
|
||||
import { deliverToRelays } from '../relay';
|
||||
import { Brackets, In } from 'typeorm';
|
||||
|
||||
/**
|
||||
* 投稿を削除します。
|
||||
* @param user 投稿者
|
||||
* @param note 投稿
|
||||
*/
|
||||
export default async function(user: User, note: Note, quiet = false) {
|
||||
const deletedAt = new Date();
|
||||
|
||||
// この投稿を除く指定したユーザーによる指定したノートのリノートが存在しないとき
|
||||
if (note.renoteId && (await countSameRenotes(user.id, note.renoteId, note.id)) === 0) {
|
||||
Notes.decrement({ id: note.renoteId }, 'renoteCount', 1);
|
||||
Notes.decrement({ id: note.renoteId }, 'score', 1);
|
||||
}
|
||||
|
||||
if (!quiet) {
|
||||
publishNoteStream(note.id, 'deleted', {
|
||||
deletedAt: deletedAt
|
||||
});
|
||||
|
||||
//#region ローカルの投稿なら削除アクティビティを配送
|
||||
if (Users.isLocalUser(user) && !note.localOnly) {
|
||||
let renote: Note | undefined;
|
||||
|
||||
// if deletd note is renote
|
||||
if (note.renoteId && note.text == null && !note.hasPoll && (note.fileIds == null || note.fileIds.length == 0)) {
|
||||
renote = await Notes.findOne({
|
||||
id: note.renoteId
|
||||
});
|
||||
}
|
||||
|
||||
const content = renderActivity(renote
|
||||
? renderUndo(renderAnnounce(renote.uri || `${config.url}/notes/${renote.id}`, note), user)
|
||||
: renderDelete(renderTombstone(`${config.url}/notes/${note.id}`), user));
|
||||
|
||||
deliverToConcerned(user, note, content);
|
||||
}
|
||||
|
||||
// also deliever delete activity to cascaded notes
|
||||
const cascadingNotes = (await findCascadingNotes(note)).filter(note => !note.localOnly); // filter out local-only notes
|
||||
for (const cascadingNote of cascadingNotes) {
|
||||
if (!cascadingNote.user) continue;
|
||||
if (!Users.isLocalUser(cascadingNote.user)) continue;
|
||||
const content = renderActivity(renderDelete(renderTombstone(`${config.url}/notes/${cascadingNote.id}`), cascadingNote.user));
|
||||
deliverToConcerned(cascadingNote.user, cascadingNote, content);
|
||||
}
|
||||
//#endregion
|
||||
|
||||
// 統計を更新
|
||||
notesChart.update(note, false);
|
||||
perUserNotesChart.update(user, note, false);
|
||||
|
||||
if (Users.isRemoteUser(user)) {
|
||||
registerOrFetchInstanceDoc(user.host).then(i => {
|
||||
Instances.decrement({ id: i.id }, 'notesCount', 1);
|
||||
instanceChart.updateNote(i.host, note, false);
|
||||
});
|
||||
}
|
||||
}
|
||||
|
||||
await Notes.delete({
|
||||
id: note.id,
|
||||
userId: user.id
|
||||
});
|
||||
}
|
||||
|
||||
async function findCascadingNotes(note: Note) {
|
||||
const cascadingNotes: Note[] = [];
|
||||
|
||||
const recursive = async (noteId: string) => {
|
||||
const query = Notes.createQueryBuilder('note')
|
||||
.where('note.replyId = :noteId', { noteId })
|
||||
.orWhere(new Brackets(q => {
|
||||
q.where('note.renoteId = :noteId', { noteId })
|
||||
.andWhere('note.text IS NOT NULL');
|
||||
}))
|
||||
.leftJoinAndSelect('note.user', 'user');
|
||||
const replies = await query.getMany();
|
||||
for (const reply of replies) {
|
||||
cascadingNotes.push(reply);
|
||||
await recursive(reply.id);
|
||||
}
|
||||
};
|
||||
await recursive(note.id);
|
||||
|
||||
return cascadingNotes.filter(note => note.userHost === null); // filter out non-local users
|
||||
}
|
||||
|
||||
async function getMentionedRemoteUsers(note: Note) {
|
||||
const where = [] as any[];
|
||||
|
||||
// mention / reply / dm
|
||||
const uris = (JSON.parse(note.mentionedRemoteUsers) as IMentionedRemoteUsers).map(x => x.uri);
|
||||
if (uris.length > 0) {
|
||||
where.push(
|
||||
{ uri: In(uris) }
|
||||
);
|
||||
}
|
||||
|
||||
// renote / quote
|
||||
if (note.renoteUserId) {
|
||||
where.push({
|
||||
id: note.renoteUserId
|
||||
});
|
||||
}
|
||||
|
||||
if (where.length === 0) return [];
|
||||
|
||||
return await Users.find({
|
||||
where
|
||||
}) as IRemoteUser[];
|
||||
}
|
||||
|
||||
async function deliverToConcerned(user: ILocalUser, note: Note, content: any) {
|
||||
deliverToFollowers(user, content);
|
||||
deliverToRelays(user, content);
|
||||
const remoteUsers = await getMentionedRemoteUsers(note);
|
||||
for (const remoteUser of remoteUsers) {
|
||||
deliverToUser(user, content, remoteUser);
|
||||
}
|
||||
}
|
Reference in New Issue
Block a user