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/*
* SPDX-FileCopyrightText: syuilo and misskey-project
* SPDX-License-Identifier: AGPL-3.0-only
*/
import { Brackets } from 'typeorm';
import { Inject, Injectable } from '@nestjs/common';
import type { NotesRepository, ChannelFollowingsRepository, MiMeta } from '@/models/_.js';
import { Endpoint } from '@/server/api/endpoint-base.js';
import ActiveUsersChart from '@/core/chart/charts/active-users.js';
import { NoteEntityService } from '@/core/entities/NoteEntityService.js';
import { DI } from '@/di-symbols.js';
import { RoleService } from '@/core/RoleService.js';
import { IdService } from '@/core/IdService.js';
import { CacheService } from '@/core/CacheService.js';
import { FanoutTimelineName } from '@/core/FanoutTimelineService.js';
import { QueryService } from '@/core/QueryService.js';
import { UserFollowingService } from '@/core/UserFollowingService.js';
import { MiLocalUser } from '@/models/User.js';
import { FanoutTimelineEndpointService } from '@/core/FanoutTimelineEndpointService.js';
import { ApiError } from '../../error.js';
export const meta = {
tags: ['notes'],
requireCredential: true,
kind: 'read:account',
res: {
type: 'array',
optional: false, nullable: false,
items: {
type: 'object',
optional: false, nullable: false,
ref: 'Note',
},
},
errors: {
stlDisabled: {
message: 'Hybrid timeline has been disabled.',
code: 'STL_DISABLED',
id: '620763f4-f621-4533-ab33-0577a1a3c342',
},
bothWithRepliesAndWithFiles: {
message: 'Specifying both withReplies and withFiles is not supported',
code: 'BOTH_WITH_REPLIES_AND_WITH_FILES',
id: 'dfaa3eb7-8002-4cb7-bcc4-1095df46656f',
},
},
// 10 calls per 5 seconds
limit: {
duration: 1000 * 5,
max: 10,
},
} as const;
export const paramDef = {
type: 'object',
properties: {
limit: { type: 'integer', minimum: 1, maximum: 100, default: 10 },
sinceId: { type: 'string', format: 'misskey:id' },
untilId: { type: 'string', format: 'misskey:id' },
sinceDate: { type: 'integer' },
untilDate: { type: 'integer' },
allowPartial: { type: 'boolean', default: false }, // true is recommended but for compatibility false by default
withFiles: { type: 'boolean', default: false },
withRenotes: { type: 'boolean', default: true },
withReplies: { type: 'boolean', default: false },
withBots: { type: 'boolean', default: true },
},
required: [],
} as const;
@Injectable()
export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-disable-line import/no-default-export
constructor(
@Inject(DI.meta)
private serverSettings: MiMeta,
@Inject(DI.notesRepository)
private notesRepository: NotesRepository,
@Inject(DI.channelFollowingsRepository)
private channelFollowingsRepository: ChannelFollowingsRepository,
private noteEntityService: NoteEntityService,
private roleService: RoleService,
private activeUsersChart: ActiveUsersChart,
private idService: IdService,
private cacheService: CacheService,
private queryService: QueryService,
private userFollowingService: UserFollowingService,
private fanoutTimelineEndpointService: FanoutTimelineEndpointService,
) {
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);
const policies = await this.roleService.getUserPolicies(me.id);
if (!policies.ltlAvailable) {
throw new ApiError(meta.errors.stlDisabled);
}
if (ps.withReplies && ps.withFiles) throw new ApiError(meta.errors.bothWithRepliesAndWithFiles);
if (!this.serverSettings.enableFanoutTimeline) {
const timeline = await this.getFromDb({
untilId,
sinceId,
limit: ps.limit,
withFiles: ps.withFiles,
withReplies: ps.withReplies,
withBots: ps.withBots,
withRenotes: ps.withRenotes,
}, me);
process.nextTick(() => {
this.activeUsersChart.read(me);
});
return await this.noteEntityService.packMany(timeline, me);
}
let timelineConfig: FanoutTimelineName[];
if (ps.withFiles) {
timelineConfig = [
`homeTimelineWithFiles:${me.id}`,
'localTimelineWithFiles',
];
} else if (ps.withReplies) {
timelineConfig = [
`homeTimeline:${me.id}`,
'localTimeline',
'localTimelineWithReplies',
];
} else {
timelineConfig = [
`homeTimeline:${me.id}`,
'localTimeline',
`localTimelineWithReplyTo:${me.id}`,
];
}
const [
followings,
] = await Promise.all([
this.cacheService.userFollowingsCache.fetch(me.id),
]);
const redisTimeline = await this.fanoutTimelineEndpointService.timeline({
untilId,
sinceId,
limit: ps.limit,
allowPartial: ps.allowPartial,
me,
redisTimelines: timelineConfig,
useDbFallback: this.serverSettings.enableFanoutTimelineDbFallback,
alwaysIncludeMyNotes: true,
excludePureRenotes: !ps.withRenotes,
excludeBots: !ps.withBots,
noteFilter: note => {
if (note.reply && note.reply.visibility === 'followers') {
if (!followings.has(note.reply.userId) && note.reply.userId !== me.id) return false;
}
return true;
},
dbFallback: async (untilId, sinceId, limit) => await this.getFromDb({
untilId,
sinceId,
limit,
withFiles: ps.withFiles,
withReplies: ps.withReplies,
withBots: ps.withBots,
withRenotes: ps.withRenotes,
}, me),
});
process.nextTick(() => {
this.activeUsersChart.read(me);
});
return redisTimeline;
});
}
private async getFromDb(ps: {
untilId: string | null,
sinceId: string | null,
limit: number,
withFiles: boolean,
withReplies: boolean,
withBots: boolean,
withRenotes: boolean,
}, me: MiLocalUser) {
const query = this.queryService.makePaginationQuery(this.notesRepository.createQueryBuilder('note'), ps.sinceId, ps.untilId)
// 1. by a user I follow, 2. a public local post, 3. my own post
.andWhere(new Brackets(qb => this.queryService
.orFollowingUser(qb, ':meId', 'note.userId')
.orWhere(new Brackets(qbb => qbb
.andWhere('note.visibility = \'public\'')
.andWhere('note.userHost IS NULL')))
.orWhere(':meId = note.userId')))
// 1. in a channel I follow, 2. not in a channel
.andWhere(new Brackets(qb => this.queryService
.orFollowingChannel(qb, ':meId', 'note.channelId')
.orWhere('note.channelId IS NULL')))
.setParameters({ meId: me.id })
.innerJoinAndSelect('note.user', 'user')
.leftJoinAndSelect('note.reply', 'reply')
.leftJoinAndSelect('note.renote', 'renote')
.leftJoinAndSelect('reply.user', 'replyUser')
.leftJoinAndSelect('renote.user', 'renoteUser')
.limit(ps.limit);
if (!ps.withReplies) {
query
// 1. Not a reply, 2. a self-reply
.andWhere(new Brackets(qb => qb
.orWhere('note.replyId IS NULL') // 返信ではない
.orWhere('note.replyUserId = note.userId')));
}
this.queryService.generateVisibilityQuery(query, me);
this.queryService.generateBlockedHostQueryForNote(query);
this.queryService.generateSilencedUserQueryForNotes(query, me);
this.queryService.generateMutedUserQueryForNotes(query, me);
this.queryService.generateBlockedUserQueryForNotes(query, me);
if (ps.withFiles) {
query.andWhere('note.fileIds != \'{}\'');
}
if (!ps.withBots) query.andWhere('user.isBot = FALSE');
if (!ps.withRenotes) {
this.queryService.generateExcludedRenotesQueryForNotes(query);
} else {
this.queryService.generateMutedUserRenotesQueryForNotes(query, me);
}
//#endregion
return await query.getMany();
}
}
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