misskey/packages/backend/src/server/api/stream/channel.ts

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/*
* SPDX-FileCopyrightText: syuilo and misskey-project
* SPDX-License-Identifier: AGPL-3.0-only
*/
import { bindThis } from '@/decorators.js';
import { isInstanceMuted } from '@/misc/is-instance-muted.js';
import { isUserRelated } from '@/misc/is-user-related.js';
import { isRenotePacked, isQuotePacked } from '@/misc/is-renote.js';
import type { Packed } from '@/misc/json-schema.js';
import type Connection from './Connection.js';
/**
* Stream channel
*/
// eslint-disable-next-line import/no-default-export
export default abstract class Channel {
protected connection: Connection;
public id: string;
public abstract readonly chName: string;
public static readonly shouldShare: boolean;
public static readonly requireCredential: boolean;
public static readonly kind?: string | null;
protected get user() {
return this.connection.user;
}
protected get userProfile() {
return this.connection.userProfile;
}
protected get following() {
return this.connection.following;
}
protected get userIdsWhoMeMuting() {
return this.connection.userIdsWhoMeMuting;
}
protected get userIdsWhoMeMutingRenotes() {
return this.connection.userIdsWhoMeMutingRenotes;
}
protected get userIdsWhoBlockingMe() {
return this.connection.userIdsWhoBlockingMe;
}
protected get userMutedInstances() {
return this.connection.userMutedInstances;
}
protected get followingChannels() {
return this.connection.followingChannels;
}
protected get subscriber() {
return this.connection.subscriber;
}
/*
* ミュートとブロックされてるを処理する
*/
protected isNoteMutedOrBlocked(note: Packed<'Note'>): boolean {
// 流れてきたNoteがインスタンスミュートしたインスタンスが関わる
if (isInstanceMuted(note, new Set<string>(this.userProfile?.mutedInstances ?? []))) return true;
// 流れてきたNoteがミュートしているユーザーが関わる
if (isUserRelated(note, this.userIdsWhoMeMuting)) return true;
// 流れてきたNoteがブロックされているユーザーが関わる
if (isUserRelated(note, this.userIdsWhoBlockingMe)) return true;
// 流れてきたNoteがリートをミュートしてるユーザが行ったもの
if (isRenotePacked(note) && !isQuotePacked(note) && this.userIdsWhoMeMutingRenotes.has(note.user.id)) return true;
return false;
}
constructor(id: string, connection: Connection) {
this.id = id;
this.connection = connection;
}
@bindThis
public send(typeOrPayload: any, payload?: any) {
const type = payload === undefined ? typeOrPayload.type : typeOrPayload;
const body = payload === undefined ? typeOrPayload.body : payload;
this.connection.sendMessageToWs('channel', {
id: this.id,
type: type,
body: body,
});
}
public abstract init(params: any): void;
public dispose?(): void;
public onMessage?(type: string, body: any): void;
}
export type MiChannelService<T extends boolean> = {
shouldShare: boolean;
requireCredential: T;
kind: T extends true ? string : string | null | undefined;
create: (id: string, connection: Connection) => Channel;
}