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Merge pull request #174 from anatawa12/vmimi-relay-timeline
virtual kemomimi relay timeline
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,96 @@ | ||
| /* | ||
| * SPDX-FileCopyrightText: syuilo and misskey-project | ||
| * SPDX-License-Identifier: AGPL-3.0-only | ||
| */ | ||
|
|
||
| import { Injectable } from '@nestjs/common'; | ||
| import { Brackets, SelectQueryBuilder } from 'typeorm'; | ||
| import { bindThis } from '@/decorators.js'; | ||
| import { HttpRequestService } from '@/core/HttpRequestService.js'; | ||
| import { LoggerService } from '@/core/LoggerService.js'; | ||
| import type Logger from '@/logger.js'; | ||
|
|
||
| type VmimiInstanceList = { Url: string; }[]; | ||
|
|
||
| // one day | ||
| const UpdateInterval = 1000 * 60 * 60 * 24; | ||
| const RetryInterval = 1000 * 60 * 60 * 6; | ||
|
|
||
| @Injectable() | ||
| export class VmimiRelayTimelineService { | ||
| instanceHosts: Set<string>; | ||
| instanceHostsArray: string[]; | ||
| nextUpdate: number; | ||
| updatePromise: Promise<void> | null; | ||
| private logger: Logger; | ||
|
|
||
| constructor( | ||
| private httpRequestService: HttpRequestService, | ||
| private loggerService: LoggerService, | ||
| ) { | ||
| // Initialize with | ||
| this.instanceHosts = new Set<string>([]); | ||
| this.instanceHostsArray = []; | ||
| this.nextUpdate = 0; | ||
| this.updatePromise = null; | ||
|
|
||
| this.logger = this.loggerService.getLogger('vmimi'); | ||
|
|
||
| this.checkForUpdateInstanceList(); | ||
| } | ||
|
|
||
| @bindThis | ||
| checkForUpdateInstanceList() { | ||
| if (this.updatePromise == null && this.nextUpdate < Date.now()) { | ||
| this.updatePromise = this.updateInstanceList().finally(() => this.updatePromise = null); | ||
| } | ||
| } | ||
|
|
||
| @bindThis | ||
| async updateInstanceList() { | ||
| try { | ||
| this.logger.info('Updating instance list'); | ||
| const instanceList = await this.httpRequestService.getJson<VmimiInstanceList>('https://relay.virtualkemomimi.net/api/servers'); | ||
| this.instanceHostsArray = instanceList.map(i => new URL(i.Url).host); | ||
| this.instanceHosts = new Set<string>(this.instanceHostsArray); | ||
| this.nextUpdate = Date.now() + UpdateInterval; | ||
| this.logger.info(`Got instance list: ${this.instanceHostsArray}`); | ||
| } catch (e) { | ||
| this.logger.error('Failed to update instance list', e as any); | ||
| this.nextUpdate = Date.now() + RetryInterval; | ||
| setTimeout(() => this.checkForUpdateInstanceList(), RetryInterval + 5); | ||
| } | ||
| } | ||
|
|
||
| @bindThis | ||
| isRelayedInstance(host: string | null): boolean { | ||
| this.checkForUpdateInstanceList(); | ||
| // assuming the current instance is joined to the i relay | ||
| if (host == null) return true; | ||
| return this.instanceHosts.has(host); | ||
| } | ||
|
|
||
| get hostNames (): string[] { | ||
| this.checkForUpdateInstanceList(); | ||
| return this.instanceHostsArray; | ||
| } | ||
|
|
||
| @bindThis | ||
| generateFilterQuery(query: SelectQueryBuilder<any>, excludeReplies: boolean) { | ||
| const names = this.hostNames; | ||
| query.andWhere(new Brackets(qb => { | ||
| qb.where('note.userHost IS NULL'); | ||
| if (names.length !== 0) { | ||
| qb.orWhere('note.userHost IN (:...vmimiRelayInstances)', { vmimiRelayInstances: names }); | ||
| } | ||
| })); | ||
| if (excludeReplies) { | ||
| query.andWhere(new Brackets(qb => { | ||
| qb.where('note.replyUserHost IS NULL'); | ||
| if (names.length !== 0) { | ||
| qb.orWhere('note.replyUserHost IN (:...vmimiRelayInstances)', { vmimiRelayInstances: names }); | ||
| } | ||
| })); | ||
| } | ||
| } | ||
| } |
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118 changes: 118 additions & 0 deletions
118
packages/backend/src/server/api/endpoints/notes/vmimi-relay-timeline.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,118 @@ | ||
| /* | ||
| * SPDX-FileCopyrightText: anatawa12 | ||
| * SPDX-License-Identifier: AGPL-3.0-only | ||
| */ | ||
|
|
||
| import { Inject, Injectable } from '@nestjs/common'; | ||
| import { Brackets } from 'typeorm'; | ||
| import type { NotesRepository } from '@/models/_.js'; | ||
| import { Endpoint } from '@/server/api/endpoint-base.js'; | ||
| import { QueryService } from '@/core/QueryService.js'; | ||
| import { NoteEntityService } from '@/core/entities/NoteEntityService.js'; | ||
| import ActiveUsersChart from '@/core/chart/charts/active-users.js'; | ||
| import { DI } from '@/di-symbols.js'; | ||
| import { RoleService } from '@/core/RoleService.js'; | ||
| import { VmimiRelayTimelineService } from '@/core/VmimiRelayTimelineService.js'; | ||
| import { ApiError } from '../../error.js'; | ||
|
|
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| export const meta = { | ||
| tags: ['notes'], | ||
|
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| res: { | ||
| type: 'array', | ||
| optional: false, nullable: false, | ||
| items: { | ||
| type: 'object', | ||
| optional: false, nullable: false, | ||
| ref: 'Note', | ||
| }, | ||
| }, | ||
|
|
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| errors: { | ||
| gtlDisabled: { | ||
| message: 'Global timeline has been disabled.', | ||
| code: 'GTL_DISABLED', | ||
| id: '0332fc13-6ab2-4427-ae80-a9fadffd1a6b', | ||
| }, | ||
| }, | ||
| } as const; | ||
|
|
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| 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' }, | ||
| sinceDate: { type: 'integer' }, | ||
| untilDate: { type: 'integer' }, | ||
| }, | ||
| required: [], | ||
| } as const; | ||
|
|
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| @Injectable() | ||
| export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-disable-line import/no-default-export | ||
| constructor( | ||
| @Inject(DI.notesRepository) | ||
| private notesRepository: NotesRepository, | ||
|
|
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| private noteEntityService: NoteEntityService, | ||
| private queryService: QueryService, | ||
| private roleService: RoleService, | ||
| private activeUsersChart: ActiveUsersChart, | ||
| private vmimiRelayTimelineService: VmimiRelayTimelineService, | ||
| ) { | ||
| super(meta, paramDef, async (ps, me) => { | ||
| const policies = await this.roleService.getUserPolicies(me ? me.id : null); | ||
| if (!policies.gtlAvailable) { | ||
| throw new ApiError(meta.errors.gtlDisabled); | ||
| } | ||
|
|
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| //#region Construct query | ||
| const query = this.queryService.makePaginationQuery(this.notesRepository.createQueryBuilder('note'), | ||
| ps.sinceId, ps.untilId, ps.sinceDate, ps.untilDate) | ||
| .andWhere('note.visibility = \'public\'') | ||
| .andWhere('note.channelId IS NULL') | ||
| .innerJoinAndSelect('note.user', 'user') | ||
| .leftJoinAndSelect('note.reply', 'reply') | ||
| .leftJoinAndSelect('note.renote', 'renote') | ||
| .leftJoinAndSelect('reply.user', 'replyUser') | ||
| .leftJoinAndSelect('renote.user', 'renoteUser'); | ||
|
|
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| this.vmimiRelayTimelineService.generateFilterQuery(query, !ps.withReplies); | ||
|
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| if (me) { | ||
| this.queryService.generateMutedUserQuery(query, me); | ||
| this.queryService.generateBlockedUserQuery(query, me); | ||
| this.queryService.generateMutedUserRenotesQueryForNotes(query, me); | ||
| } | ||
|
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| if (ps.withFiles) { | ||
| query.andWhere('note.fileIds != \'{}\''); | ||
| } | ||
|
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| if (ps.withRenotes === false) { | ||
| query.andWhere(new Brackets(qb => { | ||
| qb.where('note.renoteId IS NULL'); | ||
| qb.orWhere(new Brackets(qb => { | ||
| qb.where('note.text IS NOT NULL'); | ||
| qb.orWhere('note.fileIds != \'{}\''); | ||
| })); | ||
| })); | ||
| } | ||
| //#endregion | ||
|
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| const timeline = await query.limit(ps.limit).getMany(); | ||
|
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| process.nextTick(() => { | ||
| if (me) { | ||
| this.activeUsersChart.read(me); | ||
| } | ||
| }); | ||
|
|
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| return await this.noteEntityService.packMany(timeline, me); | ||
| }); | ||
| } | ||
| } |
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