blob: 56cc7d46c355e2eef985fc1e94d75dcfb326d52b [file] [log] [blame]
/// <reference types="node" />
import http = require("http");
import { ServerOptions as EngineOptions, AttachOptions } from "engine.io";
import { ExtendedError, Namespace, ServerReservedEventsMap } from "./namespace";
import { Adapter, Room, SocketId } from "socket.io-adapter";
import * as parser from "socket.io-parser";
import type { Encoder } from "socket.io-parser";
import { Socket } from "./socket";
import type { BroadcastOperator, RemoteSocket } from "./broadcast-operator";
import { EventsMap, DefaultEventsMap, EventParams, StrictEventEmitter, EventNames } from "./typed-events";
declare type ParentNspNameMatchFn = (name: string, auth: {
[key: string]: any;
}, fn: (err: Error | null, success: boolean) => void) => void;
declare type AdapterConstructor = typeof Adapter | ((nsp: Namespace) => Adapter);
interface ServerOptions extends EngineOptions, AttachOptions {
/**
* name of the path to capture
* @default "/socket.io"
*/
path: string;
/**
* whether to serve the client files
* @default true
*/
serveClient: boolean;
/**
* the adapter to use
* @default the in-memory adapter (https://github.com/socketio/socket.io-adapter)
*/
adapter: AdapterConstructor;
/**
* the parser to use
* @default the default parser (https://github.com/socketio/socket.io-parser)
*/
parser: any;
/**
* how many ms before a client without namespace is closed
* @default 45000
*/
connectTimeout: number;
}
export declare class Server<ListenEvents extends EventsMap = DefaultEventsMap, EmitEvents extends EventsMap = ListenEvents, ServerSideEvents extends EventsMap = DefaultEventsMap, SocketData = any> extends StrictEventEmitter<ServerSideEvents, EmitEvents, ServerReservedEventsMap<ListenEvents, EmitEvents, ServerSideEvents, SocketData>> {
readonly sockets: Namespace<ListenEvents, EmitEvents, ServerSideEvents, SocketData>;
/**
* A reference to the underlying Engine.IO server.
*
* Example:
*
* <code>
* const clientsCount = io.engine.clientsCount;
* </code>
*
*/
engine: any;
/** @private */
readonly _parser: typeof parser;
/** @private */
readonly encoder: Encoder;
/**
* @private
*/
_nsps: Map<string, Namespace<ListenEvents, EmitEvents, ServerSideEvents, SocketData>>;
private parentNsps;
private _adapter?;
private _serveClient;
private opts;
private eio;
private _path;
private clientPathRegex;
/**
* @private
*/
_connectTimeout: number;
private httpServer;
/**
* Server constructor.
*
* @param srv http server, port, or options
* @param [opts]
* @public
*/
constructor(opts?: Partial<ServerOptions>);
constructor(srv?: http.Server | number, opts?: Partial<ServerOptions>);
constructor(srv: undefined | Partial<ServerOptions> | http.Server | number, opts?: Partial<ServerOptions>);
/**
* Sets/gets whether client code is being served.
*
* @param v - whether to serve client code
* @return self when setting or value when getting
* @public
*/
serveClient(v: boolean): this;
serveClient(): boolean;
serveClient(v?: boolean): this | boolean;
/**
* Executes the middleware for an incoming namespace not already created on the server.
*
* @param name - name of incoming namespace
* @param auth - the auth parameters
* @param fn - callback
*
* @private
*/
_checkNamespace(name: string, auth: {
[key: string]: any;
}, fn: (nsp: Namespace<ListenEvents, EmitEvents, ServerSideEvents, SocketData> | false) => void): void;
/**
* Sets the client serving path.
*
* @param {String} v pathname
* @return {Server|String} self when setting or value when getting
* @public
*/
path(v: string): this;
path(): string;
path(v?: string): this | string;
/**
* Set the delay after which a client without namespace is closed
* @param v
* @public
*/
connectTimeout(v: number): this;
connectTimeout(): number;
connectTimeout(v?: number): this | number;
/**
* Sets the adapter for rooms.
*
* @param v pathname
* @return self when setting or value when getting
* @public
*/
adapter(): AdapterConstructor | undefined;
adapter(v: AdapterConstructor): this;
/**
* Attaches socket.io to a server or port.
*
* @param srv - server or port
* @param opts - options passed to engine.io
* @return self
* @public
*/
listen(srv: http.Server | number, opts?: Partial<ServerOptions>): this;
/**
* Attaches socket.io to a server or port.
*
* @param srv - server or port
* @param opts - options passed to engine.io
* @return self
* @public
*/
attach(srv: http.Server | number, opts?: Partial<ServerOptions>): this;
attachApp(app: any, opts?: Partial<ServerOptions>): void;
/**
* Initialize engine
*
* @param srv - the server to attach to
* @param opts - options passed to engine.io
* @private
*/
private initEngine;
/**
* Attaches the static file serving.
*
* @param srv http server
* @private
*/
private attachServe;
/**
* Handles a request serving of client source and map
*
* @param req
* @param res
* @private
*/
private serve;
/**
* @param filename
* @param req
* @param res
* @private
*/
private static sendFile;
/**
* Binds socket.io to an engine.io instance.
*
* @param {engine.Server} engine engine.io (or compatible) server
* @return self
* @public
*/
bind(engine: any): this;
/**
* Called with each incoming transport connection.
*
* @param {engine.Socket} conn
* @return self
* @private
*/
private onconnection;
/**
* Looks up a namespace.
*
* @param {String|RegExp|Function} name nsp name
* @param fn optional, nsp `connection` ev handler
* @public
*/
of(name: string | RegExp | ParentNspNameMatchFn, fn?: (socket: Socket<ListenEvents, EmitEvents, ServerSideEvents, SocketData>) => void): Namespace<ListenEvents, EmitEvents, ServerSideEvents, SocketData>;
/**
* Closes server connection
*
* @param [fn] optional, called as `fn([err])` on error OR all conns closed
* @public
*/
close(fn?: (err?: Error) => void): void;
/**
* Sets up namespace middleware.
*
* @return self
* @public
*/
use(fn: (socket: Socket<ListenEvents, EmitEvents, ServerSideEvents, SocketData>, next: (err?: ExtendedError) => void) => void): this;
/**
* Targets a room when emitting.
*
* @param room
* @return self
* @public
*/
to(room: Room | Room[]): BroadcastOperator<EmitEvents, SocketData>;
/**
* Targets a room when emitting.
*
* @param room
* @return self
* @public
*/
in(room: Room | Room[]): BroadcastOperator<EmitEvents, SocketData>;
/**
* Excludes a room when emitting.
*
* @param name
* @return self
* @public
*/
except(name: Room | Room[]): BroadcastOperator<EmitEvents, SocketData>;
/**
* Sends a `message` event to all clients.
*
* @return self
* @public
*/
send(...args: EventParams<EmitEvents, "message">): this;
/**
* Sends a `message` event to all clients.
*
* @return self
* @public
*/
write(...args: EventParams<EmitEvents, "message">): this;
/**
* Emit a packet to other Socket.IO servers
*
* @param ev - the event name
* @param args - an array of arguments, which may include an acknowledgement callback at the end
* @public
*/
serverSideEmit<Ev extends EventNames<ServerSideEvents>>(ev: Ev, ...args: EventParams<ServerSideEvents, Ev>): boolean;
/**
* Gets a list of socket ids.
*
* @public
*/
allSockets(): Promise<Set<SocketId>>;
/**
* Sets the compress flag.
*
* @param compress - if `true`, compresses the sending data
* @return self
* @public
*/
compress(compress: boolean): BroadcastOperator<EmitEvents, SocketData>;
/**
* Sets a modifier for a subsequent event emission that the event data may be lost if the client is not ready to
* receive messages (because of network slowness or other issues, or because they’re connected through long polling
* and is in the middle of a request-response cycle).
*
* @return self
* @public
*/
get volatile(): BroadcastOperator<EmitEvents, SocketData>;
/**
* Sets a modifier for a subsequent event emission that the event data will only be broadcast to the current node.
*
* @return self
* @public
*/
get local(): BroadcastOperator<EmitEvents, SocketData>;
/**
* Returns the matching socket instances
*
* @public
*/
fetchSockets(): Promise<RemoteSocket<EmitEvents, SocketData>[]>;
/**
* Makes the matching socket instances join the specified rooms
*
* @param room
* @public
*/
socketsJoin(room: Room | Room[]): void;
/**
* Makes the matching socket instances leave the specified rooms
*
* @param room
* @public
*/
socketsLeave(room: Room | Room[]): void;
/**
* Makes the matching socket instances disconnect
*
* @param close - whether to close the underlying connection
* @public
*/
disconnectSockets(close?: boolean): void;
}
export { Socket, ServerOptions, Namespace, BroadcastOperator, RemoteSocket };
export { Event } from "./socket";