| "use strict"; |
| var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) { |
| if (k2 === undefined) k2 = k; |
| var desc = Object.getOwnPropertyDescriptor(m, k); |
| if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) { |
| desc = { enumerable: true, get: function() { return m[k]; } }; |
| } |
| Object.defineProperty(o, k2, desc); |
| }) : (function(o, m, k, k2) { |
| if (k2 === undefined) k2 = k; |
| o[k2] = m[k]; |
| })); |
| var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) { |
| Object.defineProperty(o, "default", { enumerable: true, value: v }); |
| }) : function(o, v) { |
| o["default"] = v; |
| }); |
| var __importStar = (this && this.__importStar) || function (mod) { |
| if (mod && mod.__esModule) return mod; |
| var result = {}; |
| if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k); |
| __setModuleDefault(result, mod); |
| return result; |
| }; |
| var __importDefault = (this && this.__importDefault) || function (mod) { |
| return (mod && mod.__esModule) ? mod : { "default": mod }; |
| }; |
| Object.defineProperty(exports, "__esModule", { value: true }); |
| exports.Namespace = exports.Socket = exports.Server = void 0; |
| const http_1 = __importDefault(require("http")); |
| const fs_1 = require("fs"); |
| const zlib_1 = require("zlib"); |
| const accepts = require("accepts"); |
| const stream_1 = require("stream"); |
| const path = require("path"); |
| const engine_io_1 = require("engine.io"); |
| const client_1 = require("./client"); |
| const events_1 = require("events"); |
| const namespace_1 = require("./namespace"); |
| Object.defineProperty(exports, "Namespace", { enumerable: true, get: function () { return namespace_1.Namespace; } }); |
| const parent_namespace_1 = require("./parent-namespace"); |
| const socket_io_adapter_1 = require("socket.io-adapter"); |
| const parser = __importStar(require("socket.io-parser")); |
| const debug_1 = __importDefault(require("debug")); |
| const socket_1 = require("./socket"); |
| Object.defineProperty(exports, "Socket", { enumerable: true, get: function () { return socket_1.Socket; } }); |
| const typed_events_1 = require("./typed-events"); |
| const uws_1 = require("./uws"); |
| const cors_1 = __importDefault(require("cors")); |
| const debug = (0, debug_1.default)("socket.io:server"); |
| const clientVersion = require("../package.json").version; |
| const dotMapRegex = /\.map/; |
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| class Server extends typed_events_1.StrictEventEmitter { |
| constructor(srv, opts = {}) { |
| super(); |
| |
| |
| |
| this._nsps = new Map(); |
| this.parentNsps = new Map(); |
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| |
| this.parentNamespacesFromRegExp = new Map(); |
| if ("object" === typeof srv && |
| srv instanceof Object && |
| !srv.listen) { |
| opts = srv; |
| srv = undefined; |
| } |
| this.path(opts.path || "/socket.io"); |
| this.connectTimeout(opts.connectTimeout || 45000); |
| this.serveClient(false !== opts.serveClient); |
| this._parser = opts.parser || parser; |
| this.encoder = new this._parser.Encoder(); |
| this.opts = opts; |
| if (opts.connectionStateRecovery) { |
| opts.connectionStateRecovery = Object.assign({ |
| maxDisconnectionDuration: 2 * 60 * 1000, |
| skipMiddlewares: true, |
| }, opts.connectionStateRecovery); |
| this.adapter(opts.adapter || socket_io_adapter_1.SessionAwareAdapter); |
| } |
| else { |
| this.adapter(opts.adapter || socket_io_adapter_1.Adapter); |
| } |
| opts.cleanupEmptyChildNamespaces = !!opts.cleanupEmptyChildNamespaces; |
| this.sockets = this.of("/"); |
| if (srv || typeof srv == "number") |
| this.attach(srv); |
| if (this.opts.cors) { |
| this._corsMiddleware = (0, cors_1.default)(this.opts.cors); |
| } |
| } |
| get _opts() { |
| return this.opts; |
| } |
| serveClient(v) { |
| if (!arguments.length) |
| return this._serveClient; |
| this._serveClient = v; |
| return this; |
| } |
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| _checkNamespace(name, auth, fn) { |
| if (this.parentNsps.size === 0) |
| return fn(false); |
| const keysIterator = this.parentNsps.keys(); |
| const run = () => { |
| const nextFn = keysIterator.next(); |
| if (nextFn.done) { |
| return fn(false); |
| } |
| nextFn.value(name, auth, (err, allow) => { |
| if (err || !allow) { |
| return run(); |
| } |
| if (this._nsps.has(name)) { |
| |
| debug("dynamic namespace %s already exists", name); |
| return fn(this._nsps.get(name)); |
| } |
| const namespace = this.parentNsps.get(nextFn.value).createChild(name); |
| debug("dynamic namespace %s was created", name); |
| fn(namespace); |
| }); |
| }; |
| run(); |
| } |
| path(v) { |
| if (!arguments.length) |
| return this._path; |
| this._path = v.replace(/\/$/, ""); |
| const escapedPath = this._path.replace(/[-\/\\^$*+?.()|[\]{}]/g, "\\$&"); |
| this.clientPathRegex = new RegExp("^" + |
| escapedPath + |
| "/socket\\.io(\\.msgpack|\\.esm)?(\\.min)?\\.js(\\.map)?(?:\\?|$)"); |
| return this; |
| } |
| connectTimeout(v) { |
| if (v === undefined) |
| return this._connectTimeout; |
| this._connectTimeout = v; |
| return this; |
| } |
| adapter(v) { |
| if (!arguments.length) |
| return this._adapter; |
| this._adapter = v; |
| for (const nsp of this._nsps.values()) { |
| nsp._initAdapter(); |
| } |
| return this; |
| } |
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| listen(srv, opts = {}) { |
| return this.attach(srv, opts); |
| } |
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| attach(srv, opts = {}) { |
| if ("function" == typeof srv) { |
| const msg = "You are trying to attach socket.io to an express " + |
| "request handler function. Please pass a http.Server instance."; |
| throw new Error(msg); |
| } |
| |
| if (Number(srv) == srv) { |
| srv = Number(srv); |
| } |
| if ("number" == typeof srv) { |
| debug("creating http server and binding to %d", srv); |
| const port = srv; |
| srv = http_1.default.createServer((req, res) => { |
| res.writeHead(404); |
| res.end(); |
| }); |
| srv.listen(port); |
| } |
| |
| Object.assign(opts, this.opts); |
| |
| opts.path = opts.path || this._path; |
| this.initEngine(srv, opts); |
| return this; |
| } |
| |
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| |
| attachApp(app , opts = {}) { |
| |
| Object.assign(opts, this.opts); |
| |
| opts.path = opts.path || this._path; |
| |
| debug("creating uWebSockets.js-based engine with opts %j", opts); |
| const engine = new engine_io_1.uServer(opts); |
| engine.attach(app, opts); |
| |
| this.bind(engine); |
| if (this._serveClient) { |
| |
| app.get(`${this._path}/*`, (res, req) => { |
| if (!this.clientPathRegex.test(req.getUrl())) { |
| req.setYield(true); |
| return; |
| } |
| const filename = req |
| .getUrl() |
| .replace(this._path, "") |
| .replace(/\?.*$/, "") |
| .replace(/^\//, ""); |
| const isMap = dotMapRegex.test(filename); |
| const type = isMap ? "map" : "source"; |
| |
| |
| const expectedEtag = '"' + clientVersion + '"'; |
| const weakEtag = "W/" + expectedEtag; |
| const etag = req.getHeader("if-none-match"); |
| if (etag) { |
| if (expectedEtag === etag || weakEtag === etag) { |
| debug("serve client %s 304", type); |
| res.writeStatus("304 Not Modified"); |
| res.end(); |
| return; |
| } |
| } |
| debug("serve client %s", type); |
| res.writeHeader("cache-control", "public, max-age=0"); |
| res.writeHeader("content-type", "application/" + (isMap ? "json" : "javascript") + "; charset=utf-8"); |
| res.writeHeader("etag", expectedEtag); |
| const filepath = path.join(__dirname, "../client-dist/", filename); |
| (0, uws_1.serveFile)(res, filepath); |
| }); |
| } |
| (0, uws_1.patchAdapter)(app); |
| } |
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| initEngine(srv, opts) { |
| |
| debug("creating engine.io instance with opts %j", opts); |
| this.eio = (0, engine_io_1.attach)(srv, opts); |
| |
| if (this._serveClient) |
| this.attachServe(srv); |
| |
| this.httpServer = srv; |
| |
| this.bind(this.eio); |
| } |
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| attachServe(srv) { |
| debug("attaching client serving req handler"); |
| const evs = srv.listeners("request").slice(0); |
| srv.removeAllListeners("request"); |
| srv.on("request", (req, res) => { |
| if (this.clientPathRegex.test(req.url)) { |
| if (this._corsMiddleware) { |
| this._corsMiddleware(req, res, () => { |
| this.serve(req, res); |
| }); |
| } |
| else { |
| this.serve(req, res); |
| } |
| } |
| else { |
| for (let i = 0; i < evs.length; i++) { |
| evs[i].call(srv, req, res); |
| } |
| } |
| }); |
| } |
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| serve(req, res) { |
| const filename = req.url.replace(this._path, "").replace(/\?.*$/, ""); |
| const isMap = dotMapRegex.test(filename); |
| const type = isMap ? "map" : "source"; |
| |
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| const expectedEtag = '"' + clientVersion + '"'; |
| const weakEtag = "W/" + expectedEtag; |
| const etag = req.headers["if-none-match"]; |
| if (etag) { |
| if (expectedEtag === etag || weakEtag === etag) { |
| debug("serve client %s 304", type); |
| res.writeHead(304); |
| res.end(); |
| return; |
| } |
| } |
| debug("serve client %s", type); |
| res.setHeader("Cache-Control", "public, max-age=0"); |
| res.setHeader("Content-Type", "application/" + (isMap ? "json" : "javascript") + "; charset=utf-8"); |
| res.setHeader("ETag", expectedEtag); |
| Server.sendFile(filename, req, res); |
| } |
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| static sendFile(filename, req, res) { |
| const readStream = (0, fs_1.createReadStream)(path.join(__dirname, "../client-dist/", filename)); |
| const encoding = accepts(req).encodings(["br", "gzip", "deflate"]); |
| const onError = (err) => { |
| if (err) { |
| res.end(); |
| } |
| }; |
| switch (encoding) { |
| case "br": |
| res.writeHead(200, { "content-encoding": "br" }); |
| (0, stream_1.pipeline)(readStream, (0, zlib_1.createBrotliCompress)(), res, onError); |
| break; |
| case "gzip": |
| res.writeHead(200, { "content-encoding": "gzip" }); |
| (0, stream_1.pipeline)(readStream, (0, zlib_1.createGzip)(), res, onError); |
| break; |
| case "deflate": |
| res.writeHead(200, { "content-encoding": "deflate" }); |
| (0, stream_1.pipeline)(readStream, (0, zlib_1.createDeflate)(), res, onError); |
| break; |
| default: |
| res.writeHead(200); |
| (0, stream_1.pipeline)(readStream, res, onError); |
| } |
| } |
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| bind(engine) { |
| |
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| this.engine = engine; |
| this.engine.on("connection", this.onconnection.bind(this)); |
| return this; |
| } |
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| onconnection(conn) { |
| |
| debug("incoming connection with id %s", conn.id); |
| const client = new client_1.Client(this, conn); |
| if (conn.protocol === 3) { |
| |
| client.connect("/"); |
| } |
| return this; |
| } |
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| of(name, fn) { |
| if (typeof name === "function" || name instanceof RegExp) { |
| const parentNsp = new parent_namespace_1.ParentNamespace(this); |
| debug("initializing parent namespace %s", parentNsp.name); |
| if (typeof name === "function") { |
| this.parentNsps.set(name, parentNsp); |
| } |
| else { |
| this.parentNsps.set((nsp, conn, next) => next(null, name.test(nsp)), parentNsp); |
| this.parentNamespacesFromRegExp.set(name, parentNsp); |
| } |
| if (fn) { |
| |
| parentNsp.on("connect", fn); |
| } |
| return parentNsp; |
| } |
| if (String(name)[0] !== "/") |
| name = "/" + name; |
| let nsp = this._nsps.get(name); |
| if (!nsp) { |
| for (const [regex, parentNamespace] of this.parentNamespacesFromRegExp) { |
| if (regex.test(name)) { |
| debug("attaching namespace %s to parent namespace %s", name, regex); |
| return parentNamespace.createChild(name); |
| } |
| } |
| debug("initializing namespace %s", name); |
| nsp = new namespace_1.Namespace(this, name); |
| this._nsps.set(name, nsp); |
| if (name !== "/") { |
| |
| this.sockets.emitReserved("new_namespace", nsp); |
| } |
| } |
| if (fn) |
| nsp.on("connect", fn); |
| return nsp; |
| } |
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| async close(fn) { |
| await Promise.allSettled([...this._nsps.values()].map(async (nsp) => { |
| nsp.sockets.forEach((socket) => { |
| socket._onclose("server shutting down"); |
| }); |
| await nsp.adapter.close(); |
| })); |
| this.engine.close(); |
| |
| (0, uws_1.restoreAdapter)(); |
| if (this.httpServer) { |
| return new Promise((resolve) => { |
| this.httpServer.close((err) => { |
| fn && fn(err); |
| if (err) { |
| debug("server was not running"); |
| } |
| resolve(); |
| }); |
| }); |
| } |
| else { |
| fn && fn(); |
| } |
| } |
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| use(fn) { |
| this.sockets.use(fn); |
| return this; |
| } |
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| to(room) { |
| return this.sockets.to(room); |
| } |
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| in(room) { |
| return this.sockets.in(room); |
| } |
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| except(room) { |
| return this.sockets.except(room); |
| } |
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| send(...args) { |
| |
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| this.sockets.emit("message", ...args); |
| return this; |
| } |
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| write(...args) { |
| |
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| this.sockets.emit("message", ...args); |
| return this; |
| } |
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| serverSideEmit(ev, ...args) { |
| return this.sockets.serverSideEmit(ev, ...args); |
| } |
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| serverSideEmitWithAck(ev, ...args) { |
| return this.sockets.serverSideEmitWithAck(ev, ...args); |
| } |
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| allSockets() { |
| return this.sockets.allSockets(); |
| } |
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| compress(compress) { |
| return this.sockets.compress(compress); |
| } |
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| get volatile() { |
| return this.sockets.volatile; |
| } |
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| get local() { |
| return this.sockets.local; |
| } |
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| timeout(timeout) { |
| return this.sockets.timeout(timeout); |
| } |
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| fetchSockets() { |
| return this.sockets.fetchSockets(); |
| } |
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| socketsJoin(room) { |
| return this.sockets.socketsJoin(room); |
| } |
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| socketsLeave(room) { |
| return this.sockets.socketsLeave(room); |
| } |
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| disconnectSockets(close = false) { |
| return this.sockets.disconnectSockets(close); |
| } |
| } |
| exports.Server = Server; |
| |
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| |
| const emitterMethods = Object.keys(events_1.EventEmitter.prototype).filter(function (key) { |
| return typeof events_1.EventEmitter.prototype[key] === "function"; |
| }); |
| emitterMethods.forEach(function (fn) { |
| Server.prototype[fn] = function () { |
| return this.sockets[fn].apply(this.sockets, arguments); |
| }; |
| }); |
| module.exports = (srv, opts) => new Server(srv, opts); |
| module.exports.Server = Server; |
| module.exports.Namespace = namespace_1.Namespace; |
| module.exports.Socket = socket_1.Socket; |
|
|