57 lines
1.5 KiB
TypeScript
57 lines
1.5 KiB
TypeScript
/*
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* SPDX-FileCopyrightText: syuilo and misskey-project
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* SPDX-License-Identifier: AGPL-3.0-only
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*/
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import { Inject, Injectable } from '@nestjs/common';
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import { IsNull, Not } from 'typeorm';
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import type { MiLocalUser } from '@/models/User.js';
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import type { UsersRepository } from '@/models/_.js';
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import { MemorySingleCache } from '@/misc/cache.js';
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import { DI } from '@/di-symbols.js';
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import { CreateSystemUserService } from '@/core/CreateSystemUserService.js';
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import { bindThis } from '@/decorators.js';
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const ACTOR_USERNAME = 'instance.actor' as const;
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@Injectable()
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export class InstanceActorService {
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private cache: MemorySingleCache<MiLocalUser>;
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constructor(
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@Inject(DI.usersRepository)
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private usersRepository: UsersRepository,
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private createSystemUserService: CreateSystemUserService,
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) {
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this.cache = new MemorySingleCache<MiLocalUser>(Infinity);
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}
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@bindThis
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public async realLocalUsersPresent(): Promise<boolean> {
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return await this.usersRepository.existsBy({
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host: IsNull(),
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username: Not(ACTOR_USERNAME),
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});
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}
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@bindThis
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public async getInstanceActor(): Promise<MiLocalUser> {
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const cached = this.cache.get();
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if (cached) return cached;
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const user = await this.usersRepository.findOneBy({
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host: IsNull(),
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username: ACTOR_USERNAME,
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}) as MiLocalUser | undefined;
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if (user) {
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this.cache.set(user);
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return user;
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} else {
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const created = await this.createSystemUserService.createSystemUser(ACTOR_USERNAME) as MiLocalUser;
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this.cache.set(created);
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return created;
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}
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}
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}
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