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/*
* SPDX-FileCopyrightText: syuilo and misskey-project
* SPDX-License-Identifier: AGPL-3.0-only
*/
import { Inject, Injectable } from '@nestjs/common';
import { Not, IsNull, DataSource } from 'typeorm';
import type { FollowingsRepository, FollowRequestsRepository, UsersRepository } from '@/models/_.js';
import { MiUser } from '@/models/User.js';
import { QueueService } from '@/core/QueueService.js';
import { GlobalEventService } from '@/core/GlobalEventService.js';
import { DI } from '@/di-symbols.js';
import { ApRendererService } from '@/core/activitypub/ApRendererService.js';
import { UserEntityService } from '@/core/entities/UserEntityService.js';
import { bindThis } from '@/decorators.js';
import { RelationshipJobData } from '@/queue/types.js';
import { ModerationLogService } from '@/core/ModerationLogService.js';
import { isSystemAccount } from '@/misc/is-system-account.js';
import { CacheService } from '@/core/CacheService.js';
import { LoggerService } from '@/core/LoggerService.js';
import type Logger from '@/logger.js';
import { renderInlineError } from '@/misc/render-inline-error.js';
import { trackPromise } from '@/misc/promise-tracker.js';
import { InternalEventService } from '@/core/InternalEventService.js';
@Injectable()
export class UserSuspendService {
private readonly logger: Logger;
constructor(
@Inject(DI.usersRepository)
private usersRepository: UsersRepository,
@Inject(DI.followingsRepository)
private followingsRepository: FollowingsRepository,
@Inject(DI.followRequestsRepository)
private followRequestsRepository: FollowRequestsRepository,
@Inject(DI.db)
private db: DataSource,
private userEntityService: UserEntityService,
private queueService: QueueService,
private globalEventService: GlobalEventService,
private apRendererService: ApRendererService,
private moderationLogService: ModerationLogService,
private readonly cacheService: CacheService,
private readonly internalEventService: InternalEventService,
loggerService: LoggerService,
) {
this.logger = loggerService.getLogger('user-suspend');
}
@bindThis
public async suspend(user: MiUser, moderator: MiUser): Promise<void> {
if (isSystemAccount(user)) throw new Error('cannot suspend a system account');
await this.usersRepository.update(user.id, {
isSuspended: true,
});
await this.internalEventService.emit(user.host == null ? 'localUserUpdated' : 'remoteUserUpdated', { id: user.id });
await this.moderationLogService.log(moderator, 'suspend', {
userId: user.id,
userUsername: user.username,
userHost: user.host,
});
trackPromise((async () => {
await this.postSuspend(user);
await this.freezeAll(user);
})().catch(e => this.logger.error(`Error suspending user ${user.id}: ${renderInlineError(e)}`)));
}
@bindThis
public async unsuspend(user: MiUser, moderator: MiUser): Promise<void> {
await this.usersRepository.update(user.id, {
isSuspended: false,
});
await this.internalEventService.emit(user.host == null ? 'localUserUpdated' : 'remoteUserUpdated', { id: user.id });
await this.moderationLogService.log(moderator, 'unsuspend', {
userId: user.id,
userUsername: user.username,
userHost: user.host,
});
trackPromise((async () => {
await this.postUnsuspend(user);
await this.unFreezeAll(user);
})().catch(e => this.logger.error(`Error un-suspending for user ${user.id}: ${renderInlineError(e)}`)));
}
@bindThis
private async postSuspend(user: { id: MiUser['id']; host: MiUser['host'] }): Promise<void> {
this.globalEventService.publishInternalEvent('userChangeSuspendedState', { id: user.id, isSuspended: true });
/*
this.followRequestsRepository.delete({
followeeId: user.id,
});
this.followRequestsRepository.delete({
followerId: user.id,
});
*/
if (this.userEntityService.isLocalUser(user)) {
// 知り得る全SharedInboxにDelete配信
const content = this.apRendererService.addContext(this.apRendererService.renderDelete(this.userEntityService.genLocalUserUri(user.id), user));
const queue = new Map<string, boolean>();
const followings = await this.followingsRepository.find({
where: [
{ followerSharedInbox: Not(IsNull()) },
{ followeeSharedInbox: Not(IsNull()) },
],
select: ['followerSharedInbox', 'followeeSharedInbox'],
});
const inboxes = followings.map(x => x.followerSharedInbox ?? x.followeeSharedInbox);
for (const inbox of inboxes) {
if (inbox != null) {
queue.set(inbox, true);
}
}
await this.queueService.deliverMany(user, content, queue);
}
}
@bindThis
private async postUnsuspend(user: MiUser): Promise<void> {
this.globalEventService.publishInternalEvent('userChangeSuspendedState', { id: user.id, isSuspended: false });
if (this.userEntityService.isLocalUser(user)) {
// 知り得る全SharedInboxにUndo Delete配信
const content = this.apRendererService.addContext(this.apRendererService.renderUndo(this.apRendererService.renderDelete(this.userEntityService.genLocalUserUri(user.id), user), user));
const queue = new Map<string, boolean>();
const followings = await this.followingsRepository.find({
where: [
{ followerSharedInbox: Not(IsNull()) },
{ followeeSharedInbox: Not(IsNull()) },
],
select: ['followerSharedInbox', 'followeeSharedInbox'],
});
const inboxes = followings.map(x => x.followerSharedInbox ?? x.followeeSharedInbox);
for (const inbox of inboxes) {
if (inbox != null) {
queue.set(inbox, true);
}
}
await this.queueService.deliverMany(user, content, queue);
}
}
@bindThis
private async unFollowAll(follower: MiUser) {
const followings = await this.cacheService.userFollowingsCache.fetch(follower.id)
.then(fs => Array.from(fs.values()).filter(f => f.followeeHost != null));
const jobs: RelationshipJobData[] = [];
for (const following of followings) {
if (following.followeeId && following.followerId) {
jobs.push({
from: { id: following.followerId },
to: { id: following.followeeId },
silent: true,
});
}
}
this.queueService.createUnfollowJob(jobs);
}
@bindThis
private async freezeAll(user: MiUser): Promise<void> {
// Freeze follow relations with all remote users
await this.followingsRepository
.createQueryBuilder('following')
.update({
isFollowerHibernated: true,
})
.where({
followeeId: user.id,
followerHost: Not(IsNull()),
})
.execute();
}
@bindThis
private async unFreezeAll(user: MiUser): Promise<void> {
// Restore follow relations with all remote users
// TypeORM does not support UPDATE with JOIN: https://github.com/typeorm/typeorm/issues/564#issuecomment-310331468
await this.db.query(`
UPDATE "following"
SET "isFollowerHibernated" = false
FROM "user"
WHERE "user"."id" = "following"."followerId"
AND "user"."isHibernated" = false -- Don't unfreeze if the follower is *actually* frozen
AND "followeeId" = $1
AND "followeeHost" IS NOT NULL
`, [user.id]);
}
}
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