misskey/packages/backend/src/server/api/endpoints/notes/any-local-timeline.ts

248 lines
8.5 KiB
TypeScript

/*
* SPDX-FileCopyrightText: syuilo and other misskey contributors
* SPDX-License-Identifier: AGPL-3.0-only
*/
import { Inject, Injectable } from '@nestjs/common';
import { In } from 'typeorm';
import { Endpoint } from '@/server/api/endpoint-base.js';
import { IdService } from '@/core/IdService.js';
import { FederatedInstanceService } from '@/core/FederatedInstanceService.js';
import { HttpRequestService } from '@/core/HttpRequestService.js';
import { ApDbResolverService } from '@/core/activitypub/ApDbResolverService.js';
import { ApResolverService } from '@/core/activitypub/ApResolverService.js';
import { getApId, isActor, isPost } from '@/core/activitypub/type.js';
import { ApNoteService } from '@/core/activitypub/models/ApNoteService.js';
import { NoteEntityService } from '@/core/entities/NoteEntityService.js';
import { DI } from '@/di-symbols.js';
import type { NotesRepository } from '@/models/_.js';
import { MiNote, MiUser } from '@/models/_.js';
import { bindThis } from '@/decorators.js';
import { MiLocalUser } from '@/models/User.js';
import { SchemaType } from '@/misc/json-schema.js';
import { UtilityService } from '@/core/UtilityService.js';
import { UserEntityService } from '@/core/entities/UserEntityService.js';
import { MetaService } from '@/core/MetaService.js';
import { ApPersonService } from '@/core/activitypub/models/ApPersonService.js';
import { ApiError } from '../../error.js';
export const meta = {
tags: ['notes'],
res: {
type: 'array',
optional: false, nullable: false,
items: {
type: 'object',
optional: false, nullable: false,
ref: 'Note',
},
},
errors: {
hostIsNull: {
message: 'Host is null',
code: 'HOST_NULL',
id: 'PRSMSK-ANY-LTL-0001',
},
bothWithRepliesAndWithFiles: {
message: 'Specifying both withReplies and withFiles is not supported',
code: 'BOTH_WITH_REPLIES_AND_WITH_FILES',
id: 'dd9c8400-1cb5-4eef-8a31-200c5f933793',
},
remoteTokenIsNull: {
message: 'remoteToken is null',
code: 'REMOTE_TOKEN_NULL',
id: 'PRSMSK-ANY-LTL-0002',
},
},
} as const;
export const paramDef = {
type: 'object',
properties: {
withFiles: { type: 'boolean', default: false },
withRenotes: { type: 'boolean', default: true },
withReplies: { type: 'boolean', default: false },
limit: { type: 'integer', minimum: 1, maximum: 100, default: 10 },
sinceId: { type: 'string', format: 'misskey:id' },
untilId: { type: 'string', format: 'misskey:id' },
allowPartial: { type: 'boolean', default: false }, // true is recommended but for compatibility false by default
sinceDate: { type: 'integer' },
untilDate: { type: 'integer' },
host: { type: 'string' },
remoteToken: { type: 'string' },
},
required: [],
} as const;
@Injectable()
export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-disable-line import/no-default-export
constructor(
@Inject(DI.notesRepository)
private notesRepository: NotesRepository,
private idService: IdService,
private federatedInstanceService: FederatedInstanceService,
private httpRequestService: HttpRequestService,
private utilityService: UtilityService,
private userEntityService: UserEntityService,
private noteEntityService: NoteEntityService,
private metaService: MetaService,
private apResolverService: ApResolverService,
private apDbResolverService: ApDbResolverService,
private apPersonService: ApPersonService,
private apNoteService: ApNoteService,
) {
super(meta, paramDef, async (ps, me) => {
const untilId = ps.untilId ?? (ps.untilDate ? this.idService.gen(ps.untilDate!) : null);
const sinceId = ps.sinceId ?? (ps.sinceDate ? this.idService.gen(ps.sinceDate!) : null);
if (ps.host === undefined) throw new ApiError(meta.errors.hostIsNull);
if (ps.remoteToken === undefined) throw new ApiError(meta.errors.remoteTokenIsNull);
const i = await this.federatedInstanceService.fetch(ps.host);
const noteIds = [];
if (i.softwareName === 'misskey') {
const remoteTimeline: string[] = await (await this.httpRequestService.send('https://' + ps.host + '/api/notes/local-timeline', {
method: 'POST',
headers: {
'Content-Type': 'application/json',
},
body: JSON.stringify({
i: ps.remoteToken,
withFiles: ps.withFiles,
withRenotes: ps.withRenotes,
withReplies: ps.withReplies,
limit: 30,
}),
})).json() as string[];
if (remoteTimeline.length > 0) {
for (const note of remoteTimeline) {
const uri = `https://${ps.host}/notes/${note.id}`;
const note_ = await this.fetchAny(uri, me);
if (note_ == null) continue;
noteIds.push(note_.id);
}
}
let notes = await this.notesRepository.findBy({ id: In(noteIds) });
let packedNote: any[] = await this.noteEntityService.packMany(notes, me, { detail: true });
if (untilId) {
let lastRemoteId;
const lastUri = packedNote[packedNote.length - 1].uri;
lastRemoteId = lastUri.split('/')[lastUri.split('/').length - 1];
do {
const remoteTimeline: string[] = await (await this.httpRequestService.send('https://' + ps.host + '/api/notes/local-timeline', {
method: 'POST',
headers: {
'Content-Type': 'application/json',
},
body: JSON.stringify({
i: ps.remoteToken,
withFiles: ps.withFiles,
withRenotes: ps.withRenotes,
withReplies: ps.withReplies,
untilId: lastRemoteId,
limit: 30,
}),
})).json() as string[];
if (remoteTimeline.length > 0) {
for (const note of remoteTimeline) {
const uri = `https://${ps.host}/notes/${note.id}`;
const note_ = await this.fetchAny(uri, me);
if (note_ == null) continue;
//noteIds.push(note_.id);
lastRemoteId = note_.id;
if (lastRemoteId === ps.untilId) {
break;
}
}
}
} while (lastRemoteId !== ps.untilId);
const remoteTimeline: string[] = await (await this.httpRequestService.send('https://' + ps.host + '/api/notes/local-timeline', {
method: 'POST',
headers: {
'Content-Type': 'application/json',
},
body: JSON.stringify({
i: ps.remoteToken,
withFiles: ps.withFiles,
withRenotes: ps.withRenotes,
withReplies: ps.withReplies,
untilId: lastRemoteId,
limit: 30,
}),
})).json() as string[];
if (remoteTimeline.length > 0) {
for (const note of remoteTimeline) {
const uri = `https://${ps.host}/notes/${note.id}`;
const note_ = await this.fetchAny(uri, me);
if (note_ == null) continue;
noteIds.push(note_.id);
}
}
}
notes = await this.notesRepository.findBy({ id: In(noteIds) });
packedNote = await this.noteEntityService.packMany(notes, me, { detail: true });
return packedNote.reverse();
}
});
}
@bindThis
private async fetchAny(uri: string, me: MiLocalUser | null | undefined) {
// ブロックしてたら中断
const fetchedMeta = await this.metaService.fetch();
if (this.utilityService.isBlockedHost(fetchedMeta.blockedHosts, this.utilityService.extractDbHost(uri))) return null;
let local = await this.mergePack(me, ...await Promise.all([
this.apDbResolverService.getUserFromApId(uri),
this.apDbResolverService.getNoteFromApId(uri),
]));
if (local != null) return local;
// リモートから一旦オブジェクトフェッチ
let object;
try {
const resolver = this.apResolverService.createResolver();
object = await resolver.resolve(uri) as any;
} catch (e) {
return null;
}
if (!object) return null;
// /@user のような正規id以外で取得できるURIが指定されていた場合、ここで初めて正規URIが確定する
// これはDBに存在する可能性があるため再度DB検索
if (uri !== object.id) {
local = await this.mergePack(me, ...await Promise.all([
this.apDbResolverService.getUserFromApId(object.id),
this.apDbResolverService.getNoteFromApId(object.id),
]));
if (local != null) return local;
}
return await this.mergePack(
me,
isActor(object) ? await this.apPersonService.createPerson(getApId(object)) : null,
isPost(object) ? await this.apNoteService.createNote(getApId(object), undefined, true) : null,
);
}
@bindThis
private async mergePack(me: MiLocalUser | null | undefined, user: MiUser | null | undefined, note: MiNote | null | undefined) {
if (note != null) {
try {
const object = await this.noteEntityService.pack(note, me, { detail: true });
return object;
} catch (e) {
return null;
}
}
return null;
}
}