From e7b997fd015f0932eb4f137d2c22b8538b294fb7 Mon Sep 17 00:00:00 2001 From: Aevann1 Date: Fri, 26 Aug 2022 18:11:01 +0200 Subject: [PATCH] testing on prod --- files/assets/js/chat.js | 4443 ++++++++++++++++++++++++++++++++++++- files/routes/chat.py | 1 - files/templates/chat.html | 2 +- 3 files changed, 4442 insertions(+), 4 deletions(-) diff --git a/files/assets/js/chat.js b/files/assets/js/chat.js index bcad104aa..9b3e4818e 100644 --- a/files/assets/js/chat.js +++ b/files/assets/js/chat.js @@ -1,7 +1,4446 @@ -!function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e():"function"==typeof define&&define.amd?define([],e):"object"==typeof exports?exports.io=e():t.io=e()}(self,(function(){return function(t){var e={};function n(r){if(e[r])return e[r].exports;var o=e[r]={i:r,l:!1,exports:{}};return t[r].call(o.exports,o,o.exports,n),o.l=!0,o.exports}return 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"symbol" : typeof obj; + }; + } + + return _typeof(obj); + } + + function _classCallCheck(instance, Constructor) { + if (!(instance instanceof Constructor)) { + throw new TypeError("Cannot call a class as a function"); + } + } + + function _defineProperties(target, props) { + for (var i = 0; i < props.length; i++) { + var descriptor = props[i]; + descriptor.enumerable = descriptor.enumerable || false; + descriptor.configurable = true; + if ("value" in descriptor) descriptor.writable = true; + Object.defineProperty(target, descriptor.key, descriptor); + } + } + + function _createClass(Constructor, protoProps, staticProps) { + if (protoProps) _defineProperties(Constructor.prototype, protoProps); + if (staticProps) _defineProperties(Constructor, staticProps); + return Constructor; + } + + function _extends() { + _extends = Object.assign || function (target) { + for (var i = 1; i < arguments.length; i++) { + var source = arguments[i]; + + for (var key in source) { + if (Object.prototype.hasOwnProperty.call(source, key)) { + target[key] = source[key]; + } + } + } + + return target; + }; + + return _extends.apply(this, arguments); + } + + function _inherits(subClass, superClass) { + if (typeof superClass !== "function" && superClass !== null) { + throw new TypeError("Super expression must either be null or a function"); + } + + subClass.prototype = Object.create(superClass && superClass.prototype, { + constructor: { + value: subClass, + writable: true, + configurable: true + } + }); + if (superClass) _setPrototypeOf(subClass, superClass); + } + + function _getPrototypeOf(o) { + _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { + return o.__proto__ || Object.getPrototypeOf(o); + }; + return _getPrototypeOf(o); + } + + function _setPrototypeOf(o, p) { + _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { + o.__proto__ = p; + return o; + }; + + return _setPrototypeOf(o, p); + } + + function _isNativeReflectConstruct() { + if (typeof Reflect === "undefined" || !Reflect.construct) return false; + if (Reflect.construct.sham) return false; + if (typeof Proxy === "function") return true; + + try { + Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); + return true; + } catch (e) { + return false; + } + } + + function _construct(Parent, args, Class) { + if (_isNativeReflectConstruct()) { + _construct = Reflect.construct; + } else { + _construct = function _construct(Parent, args, Class) { + var a = [null]; + a.push.apply(a, args); + var Constructor = Function.bind.apply(Parent, a); + var instance = new Constructor(); + if (Class) _setPrototypeOf(instance, Class.prototype); + return instance; + }; + } + + return _construct.apply(null, arguments); + } + + function _isNativeFunction(fn) { + return Function.toString.call(fn).indexOf("[native code]") !== -1; + } + + function _wrapNativeSuper(Class) { + var _cache = typeof Map === "function" ? new Map() : undefined; + + _wrapNativeSuper = function _wrapNativeSuper(Class) { + if (Class === null || !_isNativeFunction(Class)) return Class; + + if (typeof Class !== "function") { + throw new TypeError("Super expression must either be null or a function"); + } + + if (typeof _cache !== "undefined") { + if (_cache.has(Class)) return _cache.get(Class); + + _cache.set(Class, Wrapper); + } + + function Wrapper() { + return _construct(Class, arguments, _getPrototypeOf(this).constructor); + } + + Wrapper.prototype = Object.create(Class.prototype, { + constructor: { + value: Wrapper, + enumerable: false, + writable: true, + configurable: true + } + }); + return _setPrototypeOf(Wrapper, Class); + }; + + return _wrapNativeSuper(Class); + } + + function _assertThisInitialized(self) { + if (self === void 0) { + throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); + } + + return self; + } + + function _possibleConstructorReturn(self, call) { + if (call && (typeof call === "object" || typeof call === "function")) { + return call; + } else if (call !== void 0) { + throw new TypeError("Derived constructors may only return object or undefined"); + } + + return _assertThisInitialized(self); + } + + function _createSuper(Derived) { + var hasNativeReflectConstruct = _isNativeReflectConstruct(); + + return function _createSuperInternal() { + var Super = _getPrototypeOf(Derived), + result; + + if (hasNativeReflectConstruct) { + var NewTarget = _getPrototypeOf(this).constructor; + + result = Reflect.construct(Super, arguments, NewTarget); + } else { + result = Super.apply(this, arguments); + } + + return _possibleConstructorReturn(this, result); + }; + } + + function _superPropBase(object, property) { + while (!Object.prototype.hasOwnProperty.call(object, property)) { + object = _getPrototypeOf(object); + if (object === null) break; + } + + return object; + } + + function _get(target, property, receiver) { + if (typeof Reflect !== "undefined" && Reflect.get) { + _get = Reflect.get; + } else { + _get = function _get(target, property, receiver) { + var base = _superPropBase(target, property); + + if (!base) return; + var desc = Object.getOwnPropertyDescriptor(base, property); + + if (desc.get) { + return desc.get.call(receiver); + } + + return desc.value; + }; + } + + return _get(target, property, receiver || target); + } + + function _unsupportedIterableToArray(o, minLen) { + if (!o) return; + if (typeof o === "string") return _arrayLikeToArray(o, minLen); + var n = Object.prototype.toString.call(o).slice(8, -1); + if (n === "Object" && o.constructor) n = o.constructor.name; + if (n === "Map" || n === "Set") return Array.from(o); + if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); + } + + function _arrayLikeToArray(arr, len) { + if (len == null || len > arr.length) len = arr.length; + + for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; + + return arr2; + } + + function _createForOfIteratorHelper(o, allowArrayLike) { + var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"]; + + if (!it) { + if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { + if (it) o = it; + var i = 0; + + var F = function () {}; + + return { + s: F, + n: function () { + if (i >= o.length) return { + done: true + }; + return { + done: false, + value: o[i++] + }; + }, + e: function (e) { + throw e; + }, + f: F + }; + } + + throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); + } + + var normalCompletion = true, + didErr = false, + err; + return { + s: function () { + it = it.call(o); + }, + n: function () { + var step = it.next(); + normalCompletion = step.done; + return step; + }, + e: function (e) { + didErr = true; + err = e; + }, + f: function () { + try { + if (!normalCompletion && it.return != null) it.return(); + } finally { + if (didErr) throw err; + } + } + }; + } + + var PACKET_TYPES = Object.create(null); // no Map = no polyfill + + PACKET_TYPES["open"] = "0"; + PACKET_TYPES["close"] = "1"; + PACKET_TYPES["ping"] = "2"; + PACKET_TYPES["pong"] = "3"; + PACKET_TYPES["message"] = "4"; + PACKET_TYPES["upgrade"] = "5"; + PACKET_TYPES["noop"] = "6"; + var PACKET_TYPES_REVERSE = Object.create(null); + Object.keys(PACKET_TYPES).forEach(function (key) { + PACKET_TYPES_REVERSE[PACKET_TYPES[key]] = key; + }); + var ERROR_PACKET = { + type: "error", + data: "parser error" + }; + + var withNativeBlob$1 = typeof Blob === "function" || typeof Blob !== "undefined" && Object.prototype.toString.call(Blob) === "[object BlobConstructor]"; + var withNativeArrayBuffer$2 = typeof ArrayBuffer === "function"; // ArrayBuffer.isView method is not defined in IE10 + + var isView$1 = function isView(obj) { + return typeof ArrayBuffer.isView === "function" ? ArrayBuffer.isView(obj) : obj && obj.buffer instanceof ArrayBuffer; + }; + + var encodePacket = function encodePacket(_ref, supportsBinary, callback) { + var type = _ref.type, + data = _ref.data; + + if (withNativeBlob$1 && data instanceof Blob) { + if (supportsBinary) { + return callback(data); + } else { + return encodeBlobAsBase64(data, callback); + } + } else if (withNativeArrayBuffer$2 && (data instanceof ArrayBuffer || isView$1(data))) { + if (supportsBinary) { + return callback(data); + } else { + return encodeBlobAsBase64(new Blob([data]), callback); + } + } // plain string + + + return callback(PACKET_TYPES[type] + (data || "")); + }; + + var encodeBlobAsBase64 = function encodeBlobAsBase64(data, callback) { + var fileReader = new FileReader(); + + fileReader.onload = function () { + var content = fileReader.result.split(",")[1]; + callback("b" + content); + }; + + return fileReader.readAsDataURL(data); + }; + + /* + * base64-arraybuffer 1.0.1 + * Copyright (c) 2022 Niklas von Hertzen + * Released under MIT License + */ + var chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'; // Use a lookup table to find the index. + + var lookup$1 = typeof Uint8Array === 'undefined' ? [] : new Uint8Array(256); + + for (var i$1 = 0; i$1 < chars.length; i$1++) { + lookup$1[chars.charCodeAt(i$1)] = i$1; + } + + var decode$1 = function decode(base64) { + var bufferLength = base64.length * 0.75, + len = base64.length, + i, + p = 0, + encoded1, + encoded2, + encoded3, + encoded4; + + if (base64[base64.length - 1] === '=') { + bufferLength--; + + if (base64[base64.length - 2] === '=') { + bufferLength--; + } + } + + var arraybuffer = new ArrayBuffer(bufferLength), + bytes = new Uint8Array(arraybuffer); + + for (i = 0; i < len; i += 4) { + encoded1 = lookup$1[base64.charCodeAt(i)]; + encoded2 = lookup$1[base64.charCodeAt(i + 1)]; + encoded3 = lookup$1[base64.charCodeAt(i + 2)]; + encoded4 = lookup$1[base64.charCodeAt(i + 3)]; + bytes[p++] = encoded1 << 2 | encoded2 >> 4; + bytes[p++] = (encoded2 & 15) << 4 | encoded3 >> 2; + bytes[p++] = (encoded3 & 3) << 6 | encoded4 & 63; + } + + return arraybuffer; + }; + + var withNativeArrayBuffer$1 = typeof ArrayBuffer === "function"; + + var decodePacket = function decodePacket(encodedPacket, binaryType) { + if (typeof encodedPacket !== "string") { + return { + type: "message", + data: mapBinary(encodedPacket, binaryType) + }; + } + + var type = encodedPacket.charAt(0); + + if (type === "b") { + return { + type: "message", + data: decodeBase64Packet(encodedPacket.substring(1), binaryType) + }; + } + + var packetType = PACKET_TYPES_REVERSE[type]; + + if (!packetType) { + return ERROR_PACKET; + } + + return encodedPacket.length > 1 ? { + type: PACKET_TYPES_REVERSE[type], + data: encodedPacket.substring(1) + } : { + type: PACKET_TYPES_REVERSE[type] + }; + }; + + var decodeBase64Packet = function decodeBase64Packet(data, binaryType) { + if (withNativeArrayBuffer$1) { + var decoded = decode$1(data); + return mapBinary(decoded, binaryType); + } else { + return { + base64: true, + data: data + }; // fallback for old browsers + } + }; + + var mapBinary = function mapBinary(data, binaryType) { + switch (binaryType) { + case "blob": + return data instanceof ArrayBuffer ? new Blob([data]) : data; + + case "arraybuffer": + default: + return data; + // assuming the data is already an ArrayBuffer + } + }; + + var SEPARATOR = String.fromCharCode(30); // see https://en.wikipedia.org/wiki/Delimiter#ASCII_delimited_text + + var encodePayload = function encodePayload(packets, callback) { + // some packets may be added to the array while encoding, so the initial length must be saved + var length = packets.length; + var encodedPackets = new Array(length); + var count = 0; + packets.forEach(function (packet, i) { + // force base64 encoding for binary packets + encodePacket(packet, false, function (encodedPacket) { + encodedPackets[i] = encodedPacket; + + if (++count === length) { + callback(encodedPackets.join(SEPARATOR)); + } + }); + }); + }; + + var decodePayload = function decodePayload(encodedPayload, binaryType) { + var encodedPackets = encodedPayload.split(SEPARATOR); + var packets = []; + + for (var i = 0; i < encodedPackets.length; i++) { + var decodedPacket = decodePacket(encodedPackets[i], binaryType); + packets.push(decodedPacket); + + if (decodedPacket.type === "error") { + break; + } + } + + return packets; + }; + + var protocol$1 = 4; + + /** + * Initialize a new `Emitter`. + * + * @api public + */ + function Emitter(obj) { + if (obj) return mixin(obj); + } + /** + * Mixin the emitter properties. + * + * @param {Object} obj + * @return {Object} + * @api private + */ + + function mixin(obj) { + for (var key in Emitter.prototype) { + obj[key] = Emitter.prototype[key]; + } + + return obj; + } + /** + * Listen on the given `event` with `fn`. + * + * @param {String} event + * @param {Function} fn + * @return {Emitter} + * @api public + */ + + + Emitter.prototype.on = Emitter.prototype.addEventListener = function (event, fn) { + this._callbacks = this._callbacks || {}; + (this._callbacks['$' + event] = this._callbacks['$' + event] || []).push(fn); + return this; + }; + /** + * Adds an `event` listener that will be invoked a single + * time then automatically removed. + * + * @param {String} event + * @param {Function} fn + * @return {Emitter} + * @api public + */ + + + Emitter.prototype.once = function (event, fn) { + function on() { + this.off(event, on); + fn.apply(this, arguments); + } + + on.fn = fn; + this.on(event, on); + return this; + }; + /** + * Remove the given callback for `event` or all + * registered callbacks. + * + * @param {String} event + * @param {Function} fn + * @return {Emitter} + * @api public + */ + + + Emitter.prototype.off = Emitter.prototype.removeListener = Emitter.prototype.removeAllListeners = Emitter.prototype.removeEventListener = function (event, fn) { + this._callbacks = this._callbacks || {}; // all + + if (0 == arguments.length) { + this._callbacks = {}; + return this; + } // specific event + + + var callbacks = this._callbacks['$' + event]; + if (!callbacks) return this; // remove all handlers + + if (1 == arguments.length) { + delete this._callbacks['$' + event]; + return this; + } // remove specific handler + + + var cb; + + for (var i = 0; i < callbacks.length; i++) { + cb = callbacks[i]; + + if (cb === fn || cb.fn === fn) { + callbacks.splice(i, 1); + break; + } + } // Remove event specific arrays for event types that no + // one is subscribed for to avoid memory leak. + + + if (callbacks.length === 0) { + delete this._callbacks['$' + event]; + } + + return this; + }; + /** + * Emit `event` with the given args. + * + * @param {String} event + * @param {Mixed} ... + * @return {Emitter} + */ + + + Emitter.prototype.emit = function (event) { + this._callbacks = this._callbacks || {}; + var args = new Array(arguments.length - 1), + callbacks = this._callbacks['$' + event]; + + for (var i = 1; i < arguments.length; i++) { + args[i - 1] = arguments[i]; + } + + if (callbacks) { + callbacks = callbacks.slice(0); + + for (var i = 0, len = callbacks.length; i < len; ++i) { + callbacks[i].apply(this, args); + } + } + + return this; + }; // alias used for reserved events (protected method) + + + Emitter.prototype.emitReserved = Emitter.prototype.emit; + /** + * Return array of callbacks for `event`. + * + * @param {String} event + * @return {Array} + * @api public + */ + + Emitter.prototype.listeners = function (event) { + this._callbacks = this._callbacks || {}; + return this._callbacks['$' + event] || []; + }; + /** + * Check if this emitter has `event` handlers. + * + * @param {String} event + * @return {Boolean} + * @api public + */ + + + Emitter.prototype.hasListeners = function (event) { + return !!this.listeners(event).length; + }; + + var globalThis = (function () { + if (typeof self !== "undefined") { + return self; + } else if (typeof window !== "undefined") { + return window; + } else { + return Function("return this")(); + } + })(); + + function pick(obj) { + for (var _len = arguments.length, attr = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) { + attr[_key - 1] = arguments[_key]; + } + + return attr.reduce(function (acc, k) { + if (obj.hasOwnProperty(k)) { + acc[k] = obj[k]; + } + + return acc; + }, {}); + } // Keep a reference to the real timeout functions so they can be used when overridden + + var NATIVE_SET_TIMEOUT = setTimeout; + var NATIVE_CLEAR_TIMEOUT = clearTimeout; + function installTimerFunctions(obj, opts) { + if (opts.useNativeTimers) { + obj.setTimeoutFn = NATIVE_SET_TIMEOUT.bind(globalThis); + obj.clearTimeoutFn = NATIVE_CLEAR_TIMEOUT.bind(globalThis); + } else { + obj.setTimeoutFn = setTimeout.bind(globalThis); + obj.clearTimeoutFn = clearTimeout.bind(globalThis); + } + } // base64 encoded buffers are about 33% bigger (https://en.wikipedia.org/wiki/Base64) + + var BASE64_OVERHEAD = 1.33; // we could also have used `new Blob([obj]).size`, but it isn't supported in IE9 + + function byteLength(obj) { + if (typeof obj === "string") { + return utf8Length(obj); + } // arraybuffer or blob + + + return Math.ceil((obj.byteLength || obj.size) * BASE64_OVERHEAD); + } + + function utf8Length(str) { + var c = 0, + length = 0; + + for (var i = 0, l = str.length; i < l; i++) { + c = str.charCodeAt(i); + + if (c < 0x80) { + length += 1; + } else if (c < 0x800) { + length += 2; + } else if (c < 0xd800 || c >= 0xe000) { + length += 3; + } else { + i++; + length += 4; + } + } + + return length; + } + + var TransportError = /*#__PURE__*/function (_Error) { + _inherits(TransportError, _Error); + + var _super = _createSuper(TransportError); + + function TransportError(reason, description, context) { + var _this; + + _classCallCheck(this, TransportError); + + _this = _super.call(this, reason); + _this.description = description; + _this.context = context; + _this.type = "TransportError"; + return _this; + } + + return TransportError; + }( /*#__PURE__*/_wrapNativeSuper(Error)); + + var Transport = /*#__PURE__*/function (_Emitter) { + _inherits(Transport, _Emitter); + + var _super2 = _createSuper(Transport); + + /** + * Transport abstract constructor. + * + * @param {Object} options. + * @api private + */ + function Transport(opts) { + var _this2; + + _classCallCheck(this, Transport); + + _this2 = _super2.call(this); + _this2.writable = false; + installTimerFunctions(_assertThisInitialized(_this2), opts); + _this2.opts = opts; + _this2.query = opts.query; + _this2.readyState = ""; + _this2.socket = opts.socket; + return _this2; + } + /** + * Emits an error. + * + * @param {String} reason + * @param description + * @param context - the error context + * @return {Transport} for chaining + * @api protected + */ + + + _createClass(Transport, [{ + key: "onError", + value: function onError(reason, description, context) { + _get(_getPrototypeOf(Transport.prototype), "emitReserved", this).call(this, "error", new TransportError(reason, description, context)); + + return this; + } + /** + * Opens the transport. + * + * @api public + */ + + }, { + key: "open", + value: function open() { + if ("closed" === this.readyState || "" === this.readyState) { + this.readyState = "opening"; + this.doOpen(); + } + + return this; + } + /** + * Closes the transport. + * + * @api public + */ + + }, { + key: "close", + value: function close() { + if ("opening" === this.readyState || "open" === this.readyState) { + this.doClose(); + this.onClose(); + } + + return this; + } + /** + * Sends multiple packets. + * + * @param {Array} packets + * @api public + */ + + }, { + key: "send", + value: function send(packets) { + if ("open" === this.readyState) { + this.write(packets); + } + } + /** + * Called upon open + * + * @api protected + */ + + }, { + key: "onOpen", + value: function onOpen() { + this.readyState = "open"; + this.writable = true; + + _get(_getPrototypeOf(Transport.prototype), "emitReserved", this).call(this, "open"); + } + /** + * Called with data. + * + * @param {String} data + * @api protected + */ + + }, { + key: "onData", + value: function onData(data) { + var packet = decodePacket(data, this.socket.binaryType); + this.onPacket(packet); + } + /** + * Called with a decoded packet. + * + * @api protected + */ + + }, { + key: "onPacket", + value: function onPacket(packet) { + _get(_getPrototypeOf(Transport.prototype), "emitReserved", this).call(this, "packet", packet); + } + /** + * Called upon close. + * + * @api protected + */ + + }, { + key: "onClose", + value: function onClose(details) { + this.readyState = "closed"; + + _get(_getPrototypeOf(Transport.prototype), "emitReserved", this).call(this, "close", details); + } + }]); + + return Transport; + }(Emitter); + + // imported from https://github.com/unshiftio/yeast + + var alphabet = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-_'.split(''), + length = 64, + map = {}; + var seed = 0, + i = 0, + prev; + /** + * Return a string representing the specified number. + * + * @param {Number} num The number to convert. + * @returns {String} The string representation of the number. + * @api public + */ + + function encode$1(num) { + var encoded = ''; + + do { + encoded = alphabet[num % length] + encoded; + num = Math.floor(num / length); + } while (num > 0); + + return encoded; + } + /** + * Yeast: A tiny growing id generator. + * + * @returns {String} A unique id. + * @api public + */ + + function yeast() { + var now = encode$1(+new Date()); + if (now !== prev) return seed = 0, prev = now; + return now + '.' + encode$1(seed++); + } // + // Map each character to its index. + // + + for (; i < length; i++) { + map[alphabet[i]] = i; + } + + // imported from https://github.com/galkn/querystring + + /** + * Compiles a querystring + * Returns string representation of the object + * + * @param {Object} + * @api private + */ + function encode(obj) { + var str = ''; + + for (var i in obj) { + if (obj.hasOwnProperty(i)) { + if (str.length) str += '&'; + str += encodeURIComponent(i) + '=' + encodeURIComponent(obj[i]); + } + } + + return str; + } + /** + * Parses a simple querystring into an object + * + * @param {String} qs + * @api private + */ + + function decode(qs) { + var qry = {}; + var pairs = qs.split('&'); + + for (var i = 0, l = pairs.length; i < l; i++) { + var pair = pairs[i].split('='); + qry[decodeURIComponent(pair[0])] = decodeURIComponent(pair[1]); + } + + return qry; + } + + // imported from https://github.com/component/has-cors + var value = false; + + try { + value = typeof XMLHttpRequest !== 'undefined' && 'withCredentials' in new XMLHttpRequest(); + } catch (err) {// if XMLHttp support is disabled in IE then it will throw + // when trying to create + } + + var hasCORS = value; + + // browser shim for xmlhttprequest module + function XMLHttpRequest$1 (opts) { + var xdomain = opts.xdomain; // XMLHttpRequest can be disabled on IE + + try { + if ("undefined" !== typeof XMLHttpRequest && (!xdomain || hasCORS)) { + return new XMLHttpRequest(); + } + } catch (e) {} + + if (!xdomain) { + try { + return new globalThis[["Active"].concat("Object").join("X")]("Microsoft.XMLHTTP"); + } catch (e) {} + } + } + + function empty() {} + + var hasXHR2 = function () { + var xhr = new XMLHttpRequest$1({ + xdomain: false + }); + return null != xhr.responseType; + }(); + + var Polling = /*#__PURE__*/function (_Transport) { + _inherits(Polling, _Transport); + + var _super = _createSuper(Polling); + + /** + * XHR Polling constructor. + * + * @param {Object} opts + * @api public + */ + function Polling(opts) { + var _this; + + _classCallCheck(this, Polling); + + _this = _super.call(this, opts); + _this.polling = false; + + if (typeof location !== "undefined") { + var isSSL = "https:" === location.protocol; + var port = location.port; // some user agents have empty `location.port` + + if (!port) { + port = isSSL ? "443" : "80"; + } + + _this.xd = typeof location !== "undefined" && opts.hostname !== location.hostname || port !== opts.port; + _this.xs = opts.secure !== isSSL; + } + /** + * XHR supports binary + */ + + + var forceBase64 = opts && opts.forceBase64; + _this.supportsBinary = hasXHR2 && !forceBase64; + return _this; + } + /** + * Transport name. + */ + + + _createClass(Polling, [{ + key: "name", + get: function get() { + return "polling"; + } + /** + * Opens the socket (triggers polling). We write a PING message to determine + * when the transport is open. + * + * @api private + */ + + }, { + key: "doOpen", + value: function doOpen() { + this.poll(); + } + /** + * Pauses polling. + * + * @param {Function} callback upon buffers are flushed and transport is paused + * @api private + */ + + }, { + key: "pause", + value: function pause(onPause) { + var _this2 = this; + + this.readyState = "pausing"; + + var pause = function pause() { + _this2.readyState = "paused"; + onPause(); + }; + + if (this.polling || !this.writable) { + var total = 0; + + if (this.polling) { + total++; + this.once("pollComplete", function () { + --total || pause(); + }); + } + + if (!this.writable) { + total++; + this.once("drain", function () { + --total || pause(); + }); + } + } else { + pause(); + } + } + /** + * Starts polling cycle. + * + * @api public + */ + + }, { + key: "poll", + value: function poll() { + this.polling = true; + this.doPoll(); + this.emitReserved("poll"); + } + /** + * Overloads onData to detect payloads. + * + * @api private + */ + + }, { + key: "onData", + value: function onData(data) { + var _this3 = this; + + var callback = function callback(packet) { + // if its the first message we consider the transport open + if ("opening" === _this3.readyState && packet.type === "open") { + _this3.onOpen(); + } // if its a close packet, we close the ongoing requests + + + if ("close" === packet.type) { + _this3.onClose({ + description: "transport closed by the server" + }); + + return false; + } // otherwise bypass onData and handle the message + + + _this3.onPacket(packet); + }; // decode payload + + + decodePayload(data, this.socket.binaryType).forEach(callback); // if an event did not trigger closing + + if ("closed" !== this.readyState) { + // if we got data we're not polling + this.polling = false; + this.emitReserved("pollComplete"); + + if ("open" === this.readyState) { + this.poll(); + } + } + } + /** + * For polling, send a close packet. + * + * @api private + */ + + }, { + key: "doClose", + value: function doClose() { + var _this4 = this; + + var close = function close() { + _this4.write([{ + type: "close" + }]); + }; + + if ("open" === this.readyState) { + close(); + } else { + // in case we're trying to close while + // handshaking is in progress (GH-164) + this.once("open", close); + } + } + /** + * Writes a packets payload. + * + * @param {Array} data packets + * @param {Function} drain callback + * @api private + */ + + }, { + key: "write", + value: function write(packets) { + var _this5 = this; + + this.writable = false; + encodePayload(packets, function (data) { + _this5.doWrite(data, function () { + _this5.writable = true; + + _this5.emitReserved("drain"); + }); + }); + } + /** + * Generates uri for connection. + * + * @api private + */ + + }, { + key: "uri", + value: function uri() { + var query = this.query || {}; + var schema = this.opts.secure ? "https" : "http"; + var port = ""; // cache busting is forced + + if (false !== this.opts.timestampRequests) { + query[this.opts.timestampParam] = yeast(); + } + + if (!this.supportsBinary && !query.sid) { + query.b64 = 1; + } // avoid port if default for schema + + + if (this.opts.port && ("https" === schema && Number(this.opts.port) !== 443 || "http" === schema && Number(this.opts.port) !== 80)) { + port = ":" + this.opts.port; + } + + var encodedQuery = encode(query); + var ipv6 = this.opts.hostname.indexOf(":") !== -1; + return schema + "://" + (ipv6 ? "[" + this.opts.hostname + "]" : this.opts.hostname) + port + this.opts.path + (encodedQuery.length ? "?" + encodedQuery : ""); + } + /** + * Creates a request. + * + * @param {String} method + * @api private + */ + + }, { + key: "request", + value: function request() { + var opts = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; + + _extends(opts, { + xd: this.xd, + xs: this.xs + }, this.opts); + + return new Request(this.uri(), opts); + } + /** + * Sends data. + * + * @param {String} data to send. + * @param {Function} called upon flush. + * @api private + */ + + }, { + key: "doWrite", + value: function doWrite(data, fn) { + var _this6 = this; + + var req = this.request({ + method: "POST", + data: data + }); + req.on("success", fn); + req.on("error", function (xhrStatus, context) { + _this6.onError("xhr post error", xhrStatus, context); + }); + } + /** + * Starts a poll cycle. + * + * @api private + */ + + }, { + key: "doPoll", + value: function doPoll() { + var _this7 = this; + + var req = this.request(); + req.on("data", this.onData.bind(this)); + req.on("error", function (xhrStatus, context) { + _this7.onError("xhr poll error", xhrStatus, context); + }); + this.pollXhr = req; + } + }]); + + return Polling; + }(Transport); + var Request = /*#__PURE__*/function (_Emitter) { + _inherits(Request, _Emitter); + + var _super2 = _createSuper(Request); + + /** + * Request constructor + * + * @param {Object} options + * @api public + */ + function Request(uri, opts) { + var _this8; + + _classCallCheck(this, Request); + + _this8 = _super2.call(this); + installTimerFunctions(_assertThisInitialized(_this8), opts); + _this8.opts = opts; + _this8.method = opts.method || "GET"; + _this8.uri = uri; + _this8.async = false !== opts.async; + _this8.data = undefined !== opts.data ? opts.data : null; + + _this8.create(); + + return _this8; + } + /** + * Creates the XHR object and sends the request. + * + * @api private + */ + + + _createClass(Request, [{ + key: "create", + value: function create() { + var _this9 = this; + + var opts = pick(this.opts, "agent", "pfx", "key", "passphrase", "cert", "ca", "ciphers", "rejectUnauthorized", "autoUnref"); + opts.xdomain = !!this.opts.xd; + opts.xscheme = !!this.opts.xs; + var xhr = this.xhr = new XMLHttpRequest$1(opts); + + try { + xhr.open(this.method, this.uri, this.async); + + try { + if (this.opts.extraHeaders) { + xhr.setDisableHeaderCheck && xhr.setDisableHeaderCheck(true); + + for (var i in this.opts.extraHeaders) { + if (this.opts.extraHeaders.hasOwnProperty(i)) { + xhr.setRequestHeader(i, this.opts.extraHeaders[i]); + } + } + } + } catch (e) {} + + if ("POST" === this.method) { + try { + xhr.setRequestHeader("Content-type", "text/plain;charset=UTF-8"); + } catch (e) {} + } + + try { + xhr.setRequestHeader("Accept", "*/*"); + } catch (e) {} // ie6 check + + + if ("withCredentials" in xhr) { + xhr.withCredentials = this.opts.withCredentials; + } + + if (this.opts.requestTimeout) { + xhr.timeout = this.opts.requestTimeout; + } + + xhr.onreadystatechange = function () { + if (4 !== xhr.readyState) return; + + if (200 === xhr.status || 1223 === xhr.status) { + _this9.onLoad(); + } else { + // make sure the `error` event handler that's user-set + // does not throw in the same tick and gets caught here + _this9.setTimeoutFn(function () { + _this9.onError(typeof xhr.status === "number" ? xhr.status : 0); + }, 0); + } + }; + + xhr.send(this.data); + } catch (e) { + // Need to defer since .create() is called directly from the constructor + // and thus the 'error' event can only be only bound *after* this exception + // occurs. Therefore, also, we cannot throw here at all. + this.setTimeoutFn(function () { + _this9.onError(e); + }, 0); + return; + } + + if (typeof document !== "undefined") { + this.index = Request.requestsCount++; + Request.requests[this.index] = this; + } + } + /** + * Called upon error. + * + * @api private + */ + + }, { + key: "onError", + value: function onError(err) { + this.emitReserved("error", err, this.xhr); + this.cleanup(true); + } + /** + * Cleans up house. + * + * @api private + */ + + }, { + key: "cleanup", + value: function cleanup(fromError) { + if ("undefined" === typeof this.xhr || null === this.xhr) { + return; + } + + this.xhr.onreadystatechange = empty; + + if (fromError) { + try { + this.xhr.abort(); + } catch (e) {} + } + + if (typeof document !== "undefined") { + delete Request.requests[this.index]; + } + + this.xhr = null; + } + /** + * Called upon load. + * + * @api private + */ + + }, { + key: "onLoad", + value: function onLoad() { + var data = this.xhr.responseText; + + if (data !== null) { + this.emitReserved("data", data); + this.emitReserved("success"); + this.cleanup(); + } + } + /** + * Aborts the request. + * + * @api public + */ + + }, { + key: "abort", + value: function abort() { + this.cleanup(); + } + }]); + + return Request; + }(Emitter); + Request.requestsCount = 0; + Request.requests = {}; + /** + * Aborts pending requests when unloading the window. This is needed to prevent + * memory leaks (e.g. when using IE) and to ensure that no spurious error is + * emitted. + */ + + if (typeof document !== "undefined") { + // @ts-ignore + if (typeof attachEvent === "function") { + // @ts-ignore + attachEvent("onunload", unloadHandler); + } else if (typeof addEventListener === "function") { + var terminationEvent = "onpagehide" in globalThis ? "pagehide" : "unload"; + addEventListener(terminationEvent, unloadHandler, false); + } + } + + function unloadHandler() { + for (var i in Request.requests) { + if (Request.requests.hasOwnProperty(i)) { + Request.requests[i].abort(); + } + } + } + + var nextTick = function () { + var isPromiseAvailable = typeof Promise === "function" && typeof Promise.resolve === "function"; + + if (isPromiseAvailable) { + return function (cb) { + return Promise.resolve().then(cb); + }; + } else { + return function (cb, setTimeoutFn) { + return setTimeoutFn(cb, 0); + }; + } + }(); + var WebSocket = globalThis.WebSocket || globalThis.MozWebSocket; + var usingBrowserWebSocket = true; + var defaultBinaryType = "arraybuffer"; + + var isReactNative = typeof navigator !== "undefined" && typeof navigator.product === "string" && navigator.product.toLowerCase() === "reactnative"; + var WS = /*#__PURE__*/function (_Transport) { + _inherits(WS, _Transport); + + var _super = _createSuper(WS); + + /** + * WebSocket transport constructor. + * + * @api {Object} connection options + * @api public + */ + function WS(opts) { + var _this; + + _classCallCheck(this, WS); + + _this = _super.call(this, opts); + _this.supportsBinary = !opts.forceBase64; + return _this; + } + /** + * Transport name. + * + * @api public + */ + + + _createClass(WS, [{ + key: "name", + get: function get() { + return "websocket"; + } + /** + * Opens socket. + * + * @api private + */ + + }, { + key: "doOpen", + value: function doOpen() { + if (!this.check()) { + // let probe timeout + return; + } + + var uri = this.uri(); + var protocols = this.opts.protocols; // React Native only supports the 'headers' option, and will print a warning if anything else is passed + + var opts = isReactNative ? {} : pick(this.opts, "agent", "perMessageDeflate", "pfx", "key", "passphrase", "cert", "ca", "ciphers", "rejectUnauthorized", "localAddress", "protocolVersion", "origin", "maxPayload", "family", "checkServerIdentity"); + + if (this.opts.extraHeaders) { + opts.headers = this.opts.extraHeaders; + } + + try { + this.ws = usingBrowserWebSocket && !isReactNative ? protocols ? new WebSocket(uri, protocols) : new WebSocket(uri) : new WebSocket(uri, protocols, opts); + } catch (err) { + return this.emitReserved("error", err); + } + + this.ws.binaryType = this.socket.binaryType || defaultBinaryType; + this.addEventListeners(); + } + /** + * Adds event listeners to the socket + * + * @api private + */ + + }, { + key: "addEventListeners", + value: function addEventListeners() { + var _this2 = this; + + this.ws.onopen = function () { + if (_this2.opts.autoUnref) { + _this2.ws._socket.unref(); + } + + _this2.onOpen(); + }; + + this.ws.onclose = function (closeEvent) { + return _this2.onClose({ + description: "websocket connection closed", + context: closeEvent + }); + }; + + this.ws.onmessage = function (ev) { + return _this2.onData(ev.data); + }; + + this.ws.onerror = function (e) { + return _this2.onError("websocket error", e); + }; + } + /** + * Writes data to socket. + * + * @param {Array} array of packets. + * @api private + */ + + }, { + key: "write", + value: function write(packets) { + var _this3 = this; + + this.writable = false; // encodePacket efficient as it uses WS framing + // no need for encodePayload + + var _loop = function _loop(i) { + var packet = packets[i]; + var lastPacket = i === packets.length - 1; + encodePacket(packet, _this3.supportsBinary, function (data) { + // always create a new object (GH-437) + var opts = {}; + // have a chance of informing us about it yet, in that case send will + // throw an error + + + try { + if (usingBrowserWebSocket) { + // TypeError is thrown when passing the second argument on Safari + _this3.ws.send(data); + } + } catch (e) {} + + if (lastPacket) { + // fake drain + // defer to next tick to allow Socket to clear writeBuffer + nextTick(function () { + _this3.writable = true; + + _this3.emitReserved("drain"); + }, _this3.setTimeoutFn); + } + }); + }; + + for (var i = 0; i < packets.length; i++) { + _loop(i); + } + } + /** + * Closes socket. + * + * @api private + */ + + }, { + key: "doClose", + value: function doClose() { + if (typeof this.ws !== "undefined") { + this.ws.close(); + this.ws = null; + } + } + /** + * Generates uri for connection. + * + * @api private + */ + + }, { + key: "uri", + value: function uri() { + var query = this.query || {}; + var schema = this.opts.secure ? "wss" : "ws"; + var port = ""; // avoid port if default for schema + + if (this.opts.port && ("wss" === schema && Number(this.opts.port) !== 443 || "ws" === schema && Number(this.opts.port) !== 80)) { + port = ":" + this.opts.port; + } // append timestamp to URI + + + if (this.opts.timestampRequests) { + query[this.opts.timestampParam] = yeast(); + } // communicate binary support capabilities + + + if (!this.supportsBinary) { + query.b64 = 1; + } + + var encodedQuery = encode(query); + var ipv6 = this.opts.hostname.indexOf(":") !== -1; + return schema + "://" + (ipv6 ? "[" + this.opts.hostname + "]" : this.opts.hostname) + port + this.opts.path + (encodedQuery.length ? "?" + encodedQuery : ""); + } + /** + * Feature detection for WebSocket. + * + * @return {Boolean} whether this transport is available. + * @api public + */ + + }, { + key: "check", + value: function check() { + return !!WebSocket && !("__initialize" in WebSocket && this.name === WS.prototype.name); + } + }]); + + return WS; + }(Transport); + + var transports = { + websocket: WS, + polling: Polling + }; + + // imported from https://github.com/galkn/parseuri + + /** + * Parses an URI + * + * @author Steven Levithan (MIT license) + * @api private + */ + var re = /^(?:(?![^:@]+:[^:@\/]*@)(http|https|ws|wss):\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?((?:[a-f0-9]{0,4}:){2,7}[a-f0-9]{0,4}|[^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/; + var parts = ['source', 'protocol', 'authority', 'userInfo', 'user', 'password', 'host', 'port', 'relative', 'path', 'directory', 'file', 'query', 'anchor']; + function parse(str) { + var src = str, + b = str.indexOf('['), + e = str.indexOf(']'); + + if (b != -1 && e != -1) { + str = str.substring(0, b) + str.substring(b, e).replace(/:/g, ';') + str.substring(e, str.length); + } + + var m = re.exec(str || ''), + uri = {}, + i = 14; + + while (i--) { + uri[parts[i]] = m[i] || ''; + } + + if (b != -1 && e != -1) { + uri.source = src; + uri.host = uri.host.substring(1, uri.host.length - 1).replace(/;/g, ':'); + uri.authority = uri.authority.replace('[', '').replace(']', '').replace(/;/g, ':'); + uri.ipv6uri = true; + } + + uri.pathNames = pathNames(uri, uri['path']); + uri.queryKey = queryKey(uri, uri['query']); + return uri; + } + + function pathNames(obj, path) { + var regx = /\/{2,9}/g, + names = path.replace(regx, "/").split("/"); + + if (path.substr(0, 1) == '/' || path.length === 0) { + names.splice(0, 1); + } + + if (path.substr(path.length - 1, 1) == '/') { + names.splice(names.length - 1, 1); + } + + return names; + } + + function queryKey(uri, query) { + var data = {}; + query.replace(/(?:^|&)([^&=]*)=?([^&]*)/g, function ($0, $1, $2) { + if ($1) { + data[$1] = $2; + } + }); + return data; + } + + var Socket$1 = /*#__PURE__*/function (_Emitter) { + _inherits(Socket, _Emitter); + + var _super = _createSuper(Socket); + + /** + * Socket constructor. + * + * @param {String|Object} uri or options + * @param {Object} opts - options + * @api public + */ + function Socket(uri) { + var _this; + + var opts = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; + + _classCallCheck(this, Socket); + + _this = _super.call(this); + + if (uri && "object" === _typeof(uri)) { + opts = uri; + uri = null; + } + + if (uri) { + uri = parse(uri); + opts.hostname = uri.host; + opts.secure = uri.protocol === "https" || uri.protocol === "wss"; + opts.port = uri.port; + if (uri.query) opts.query = uri.query; + } else if (opts.host) { + opts.hostname = parse(opts.host).host; + } + + installTimerFunctions(_assertThisInitialized(_this), opts); + _this.secure = null != opts.secure ? opts.secure : typeof location !== "undefined" && "https:" === location.protocol; + + if (opts.hostname && !opts.port) { + // if no port is specified manually, use the protocol default + opts.port = _this.secure ? "443" : "80"; + } + + _this.hostname = opts.hostname || (typeof location !== "undefined" ? location.hostname : "localhost"); + _this.port = opts.port || (typeof location !== "undefined" && location.port ? location.port : _this.secure ? "443" : "80"); + _this.transports = opts.transports || ["polling", "websocket"]; + _this.readyState = ""; + _this.writeBuffer = []; + _this.prevBufferLen = 0; + _this.opts = _extends({ + path: "/engine.io", + agent: false, + withCredentials: false, + upgrade: true, + timestampParam: "t", + rememberUpgrade: false, + rejectUnauthorized: true, + perMessageDeflate: { + threshold: 1024 + }, + transportOptions: {}, + closeOnBeforeunload: true + }, opts); + _this.opts.path = _this.opts.path.replace(/\/$/, "") + "/"; + + if (typeof _this.opts.query === "string") { + _this.opts.query = decode(_this.opts.query); + } // set on handshake + + + _this.id = null; + _this.upgrades = null; + _this.pingInterval = null; + _this.pingTimeout = null; // set on heartbeat + + _this.pingTimeoutTimer = null; + + if (typeof addEventListener === "function") { + if (_this.opts.closeOnBeforeunload) { + // Firefox closes the connection when the "beforeunload" event is emitted but not Chrome. This event listener + // ensures every browser behaves the same (no "disconnect" event at the Socket.IO level when the page is + // closed/reloaded) + addEventListener("beforeunload", function () { + if (_this.transport) { + // silently close the transport + _this.transport.removeAllListeners(); + + _this.transport.close(); + } + }, false); + } + + if (_this.hostname !== "localhost") { + _this.offlineEventListener = function () { + _this.onClose("transport close", { + description: "network connection lost" + }); + }; + + addEventListener("offline", _this.offlineEventListener, false); + } + } + + _this.open(); + + return _this; + } + /** + * Creates transport of the given type. + * + * @param {String} transport name + * @return {Transport} + * @api private + */ + + + _createClass(Socket, [{ + key: "createTransport", + value: function createTransport(name) { + var query = _extends({}, this.opts.query); // append engine.io protocol identifier + + + query.EIO = protocol$1; // transport name + + query.transport = name; // session id if we already have one + + if (this.id) query.sid = this.id; + + var opts = _extends({}, this.opts.transportOptions[name], this.opts, { + query: query, + socket: this, + hostname: this.hostname, + secure: this.secure, + port: this.port + }); + + return new transports[name](opts); + } + /** + * Initializes transport to use and starts probe. + * + * @api private + */ + + }, { + key: "open", + value: function open() { + var _this2 = this; + + var transport; + + if (this.opts.rememberUpgrade && Socket.priorWebsocketSuccess && this.transports.indexOf("websocket") !== -1) { + transport = "websocket"; + } else if (0 === this.transports.length) { + // Emit error on next tick so it can be listened to + this.setTimeoutFn(function () { + _this2.emitReserved("error", "No transports available"); + }, 0); + return; + } else { + transport = this.transports[0]; + } + + this.readyState = "opening"; // Retry with the next transport if the transport is disabled (jsonp: false) + + try { + transport = this.createTransport(transport); + } catch (e) { + this.transports.shift(); + this.open(); + return; + } + + transport.open(); + this.setTransport(transport); + } + /** + * Sets the current transport. Disables the existing one (if any). + * + * @api private + */ + + }, { + key: "setTransport", + value: function setTransport(transport) { + var _this3 = this; + + if (this.transport) { + this.transport.removeAllListeners(); + } // set up transport + + + this.transport = transport; // set up transport listeners + + transport.on("drain", this.onDrain.bind(this)).on("packet", this.onPacket.bind(this)).on("error", this.onError.bind(this)).on("close", function (reason) { + return _this3.onClose("transport close", reason); + }); + } + /** + * Probes a transport. + * + * @param {String} transport name + * @api private + */ + + }, { + key: "probe", + value: function probe(name) { + var _this4 = this; + + var transport = this.createTransport(name); + var failed = false; + Socket.priorWebsocketSuccess = false; + + var onTransportOpen = function onTransportOpen() { + if (failed) return; + transport.send([{ + type: "ping", + data: "probe" + }]); + transport.once("packet", function (msg) { + if (failed) return; + + if ("pong" === msg.type && "probe" === msg.data) { + _this4.upgrading = true; + + _this4.emitReserved("upgrading", transport); + + if (!transport) return; + Socket.priorWebsocketSuccess = "websocket" === transport.name; + + _this4.transport.pause(function () { + if (failed) return; + if ("closed" === _this4.readyState) return; + cleanup(); + + _this4.setTransport(transport); + + transport.send([{ + type: "upgrade" + }]); + + _this4.emitReserved("upgrade", transport); + + transport = null; + _this4.upgrading = false; + + _this4.flush(); + }); + } else { + var err = new Error("probe error"); // @ts-ignore + + err.transport = transport.name; + + _this4.emitReserved("upgradeError", err); + } + }); + }; + + function freezeTransport() { + if (failed) return; // Any callback called by transport should be ignored since now + + failed = true; + cleanup(); + transport.close(); + transport = null; + } // Handle any error that happens while probing + + + var onerror = function onerror(err) { + var error = new Error("probe error: " + err); // @ts-ignore + + error.transport = transport.name; + freezeTransport(); + + _this4.emitReserved("upgradeError", error); + }; + + function onTransportClose() { + onerror("transport closed"); + } // When the socket is closed while we're probing + + + function onclose() { + onerror("socket closed"); + } // When the socket is upgraded while we're probing + + + function onupgrade(to) { + if (transport && to.name !== transport.name) { + freezeTransport(); + } + } // Remove all listeners on the transport and on self + + + var cleanup = function cleanup() { + transport.removeListener("open", onTransportOpen); + transport.removeListener("error", onerror); + transport.removeListener("close", onTransportClose); + + _this4.off("close", onclose); + + _this4.off("upgrading", onupgrade); + }; + + transport.once("open", onTransportOpen); + transport.once("error", onerror); + transport.once("close", onTransportClose); + this.once("close", onclose); + this.once("upgrading", onupgrade); + transport.open(); + } + /** + * Called when connection is deemed open. + * + * @api private + */ + + }, { + key: "onOpen", + value: function onOpen() { + this.readyState = "open"; + Socket.priorWebsocketSuccess = "websocket" === this.transport.name; + this.emitReserved("open"); + this.flush(); // we check for `readyState` in case an `open` + // listener already closed the socket + + if ("open" === this.readyState && this.opts.upgrade && this.transport.pause) { + var i = 0; + var l = this.upgrades.length; + + for (; i < l; i++) { + this.probe(this.upgrades[i]); + } + } + } + /** + * Handles a packet. + * + * @api private + */ + + }, { + key: "onPacket", + value: function onPacket(packet) { + if ("opening" === this.readyState || "open" === this.readyState || "closing" === this.readyState) { + this.emitReserved("packet", packet); // Socket is live - any packet counts + + this.emitReserved("heartbeat"); + + switch (packet.type) { + case "open": + this.onHandshake(JSON.parse(packet.data)); + break; + + case "ping": + this.resetPingTimeout(); + this.sendPacket("pong"); + this.emitReserved("ping"); + this.emitReserved("pong"); + break; + + case "error": + var err = new Error("server error"); // @ts-ignore + + err.code = packet.data; + this.onError(err); + break; + + case "message": + this.emitReserved("data", packet.data); + this.emitReserved("message", packet.data); + break; + } + } + } + /** + * Called upon handshake completion. + * + * @param {Object} data - handshake obj + * @api private + */ + + }, { + key: "onHandshake", + value: function onHandshake(data) { + this.emitReserved("handshake", data); + this.id = data.sid; + this.transport.query.sid = data.sid; + this.upgrades = this.filterUpgrades(data.upgrades); + this.pingInterval = data.pingInterval; + this.pingTimeout = data.pingTimeout; + this.maxPayload = data.maxPayload; + this.onOpen(); // In case open handler closes socket + + if ("closed" === this.readyState) return; + this.resetPingTimeout(); + } + /** + * Sets and resets ping timeout timer based on server pings. + * + * @api private + */ + + }, { + key: "resetPingTimeout", + value: function resetPingTimeout() { + var _this5 = this; + + this.clearTimeoutFn(this.pingTimeoutTimer); + this.pingTimeoutTimer = this.setTimeoutFn(function () { + _this5.onClose("ping timeout"); + }, this.pingInterval + this.pingTimeout); + + if (this.opts.autoUnref) { + this.pingTimeoutTimer.unref(); + } + } + /** + * Called on `drain` event + * + * @api private + */ + + }, { + key: "onDrain", + value: function onDrain() { + this.writeBuffer.splice(0, this.prevBufferLen); // setting prevBufferLen = 0 is very important + // for example, when upgrading, upgrade packet is sent over, + // and a nonzero prevBufferLen could cause problems on `drain` + + this.prevBufferLen = 0; + + if (0 === this.writeBuffer.length) { + this.emitReserved("drain"); + } else { + this.flush(); + } + } + /** + * Flush write buffers. + * + * @api private + */ + + }, { + key: "flush", + value: function flush() { + if ("closed" !== this.readyState && this.transport.writable && !this.upgrading && this.writeBuffer.length) { + var packets = this.getWritablePackets(); + this.transport.send(packets); // keep track of current length of writeBuffer + // splice writeBuffer and callbackBuffer on `drain` + + this.prevBufferLen = packets.length; + this.emitReserved("flush"); + } + } + /** + * Ensure the encoded size of the writeBuffer is below the maxPayload value sent by the server (only for HTTP + * long-polling) + * + * @private + */ + + }, { + key: "getWritablePackets", + value: function getWritablePackets() { + var shouldCheckPayloadSize = this.maxPayload && this.transport.name === "polling" && this.writeBuffer.length > 1; + + if (!shouldCheckPayloadSize) { + return this.writeBuffer; + } + + var payloadSize = 1; // first packet type + + for (var i = 0; i < this.writeBuffer.length; i++) { + var data = this.writeBuffer[i].data; + + if (data) { + payloadSize += byteLength(data); + } + + if (i > 0 && payloadSize > this.maxPayload) { + return this.writeBuffer.slice(0, i); + } + + payloadSize += 2; // separator + packet type + } + + return this.writeBuffer; + } + /** + * Sends a message. + * + * @param {String} message. + * @param {Function} callback function. + * @param {Object} options. + * @return {Socket} for chaining. + * @api public + */ + + }, { + key: "write", + value: function write(msg, options, fn) { + this.sendPacket("message", msg, options, fn); + return this; + } + }, { + key: "send", + value: function send(msg, options, fn) { + this.sendPacket("message", msg, options, fn); + return this; + } + /** + * Sends a packet. + * + * @param {String} packet type. + * @param {String} data. + * @param {Object} options. + * @param {Function} callback function. + * @api private + */ + + }, { + key: "sendPacket", + value: function sendPacket(type, data, options, fn) { + if ("function" === typeof data) { + fn = data; + data = undefined; + } + + if ("function" === typeof options) { + fn = options; + options = null; + } + + if ("closing" === this.readyState || "closed" === this.readyState) { + return; + } + + options = options || {}; + options.compress = false !== options.compress; + var packet = { + type: type, + data: data, + options: options + }; + this.emitReserved("packetCreate", packet); + this.writeBuffer.push(packet); + if (fn) this.once("flush", fn); + this.flush(); + } + /** + * Closes the connection. + * + * @api public + */ + + }, { + key: "close", + value: function close() { + var _this6 = this; + + var close = function close() { + _this6.onClose("forced close"); + + _this6.transport.close(); + }; + + var cleanupAndClose = function cleanupAndClose() { + _this6.off("upgrade", cleanupAndClose); + + _this6.off("upgradeError", cleanupAndClose); + + close(); + }; + + var waitForUpgrade = function waitForUpgrade() { + // wait for upgrade to finish since we can't send packets while pausing a transport + _this6.once("upgrade", cleanupAndClose); + + _this6.once("upgradeError", cleanupAndClose); + }; + + if ("opening" === this.readyState || "open" === this.readyState) { + this.readyState = "closing"; + + if (this.writeBuffer.length) { + this.once("drain", function () { + if (_this6.upgrading) { + waitForUpgrade(); + } else { + close(); + } + }); + } else if (this.upgrading) { + waitForUpgrade(); + } else { + close(); + } + } + + return this; + } + /** + * Called upon transport error + * + * @api private + */ + + }, { + key: "onError", + value: function onError(err) { + Socket.priorWebsocketSuccess = false; + this.emitReserved("error", err); + this.onClose("transport error", err); + } + /** + * Called upon transport close. + * + * @api private + */ + + }, { + key: "onClose", + value: function onClose(reason, description) { + if ("opening" === this.readyState || "open" === this.readyState || "closing" === this.readyState) { + // clear timers + this.clearTimeoutFn(this.pingTimeoutTimer); // stop event from firing again for transport + + this.transport.removeAllListeners("close"); // ensure transport won't stay open + + this.transport.close(); // ignore further transport communication + + this.transport.removeAllListeners(); + + if (typeof removeEventListener === "function") { + removeEventListener("offline", this.offlineEventListener, false); + } // set ready state + + + this.readyState = "closed"; // clear session id + + this.id = null; // emit close event + + this.emitReserved("close", reason, description); // clean buffers after, so users can still + // grab the buffers on `close` event + + this.writeBuffer = []; + this.prevBufferLen = 0; + } + } + /** + * Filters upgrades, returning only those matching client transports. + * + * @param {Array} server upgrades + * @api private + * + */ + + }, { + key: "filterUpgrades", + value: function filterUpgrades(upgrades) { + var filteredUpgrades = []; + var i = 0; + var j = upgrades.length; + + for (; i < j; i++) { + if (~this.transports.indexOf(upgrades[i])) filteredUpgrades.push(upgrades[i]); + } + + return filteredUpgrades; + } + }]); + + return Socket; + }(Emitter); + Socket$1.protocol = protocol$1; + + /** + * URL parser. + * + * @param uri - url + * @param path - the request path of the connection + * @param loc - An object meant to mimic window.location. + * Defaults to window.location. + * @public + */ + + function url(uri) { + var path = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : ""; + var loc = arguments.length > 2 ? arguments[2] : undefined; + var obj = uri; // default to window.location + + loc = loc || typeof location !== "undefined" && location; + if (null == uri) uri = loc.protocol + "//" + loc.host; // relative path support + + if (typeof uri === "string") { + if ("/" === uri.charAt(0)) { + if ("/" === uri.charAt(1)) { + uri = loc.protocol + uri; + } else { + uri = loc.host + uri; + } + } + + if (!/^(https?|wss?):\/\//.test(uri)) { + if ("undefined" !== typeof loc) { + uri = loc.protocol + "//" + uri; + } else { + uri = "https://" + uri; + } + } // parse + + + obj = parse(uri); + } // make sure we treat `localhost:80` and `localhost` equally + + + if (!obj.port) { + if (/^(http|ws)$/.test(obj.protocol)) { + obj.port = "80"; + } else if (/^(http|ws)s$/.test(obj.protocol)) { + obj.port = "443"; + } + } + + obj.path = obj.path || "/"; + var ipv6 = obj.host.indexOf(":") !== -1; + var host = ipv6 ? "[" + obj.host + "]" : obj.host; // define unique id + + obj.id = obj.protocol + "://" + host + ":" + obj.port + path; // define href + + obj.href = obj.protocol + "://" + host + (loc && loc.port === obj.port ? "" : ":" + obj.port); + return obj; + } + + var withNativeArrayBuffer = typeof ArrayBuffer === "function"; + + var isView = function isView(obj) { + return typeof ArrayBuffer.isView === "function" ? ArrayBuffer.isView(obj) : obj.buffer instanceof ArrayBuffer; + }; + + var toString = Object.prototype.toString; + var withNativeBlob = typeof Blob === "function" || typeof Blob !== "undefined" && toString.call(Blob) === "[object BlobConstructor]"; + var withNativeFile = typeof File === "function" || typeof File !== "undefined" && toString.call(File) === "[object FileConstructor]"; + /** + * Returns true if obj is a Buffer, an ArrayBuffer, a Blob or a File. + * + * @private + */ + + function isBinary(obj) { + return withNativeArrayBuffer && (obj instanceof ArrayBuffer || isView(obj)) || withNativeBlob && obj instanceof Blob || withNativeFile && obj instanceof File; + } + function hasBinary(obj, toJSON) { + if (!obj || _typeof(obj) !== "object") { + return false; + } + + if (Array.isArray(obj)) { + for (var i = 0, l = obj.length; i < l; i++) { + if (hasBinary(obj[i])) { + return true; + } + } + + return false; + } + + if (isBinary(obj)) { + return true; + } + + if (obj.toJSON && typeof obj.toJSON === "function" && arguments.length === 1) { + return hasBinary(obj.toJSON(), true); + } + + for (var key in obj) { + if (Object.prototype.hasOwnProperty.call(obj, key) && hasBinary(obj[key])) { + return true; + } + } + + return false; + } + + /** + * Replaces every Buffer | ArrayBuffer | Blob | File in packet with a numbered placeholder. + * + * @param {Object} packet - socket.io event packet + * @return {Object} with deconstructed packet and list of buffers + * @public + */ + + function deconstructPacket(packet) { + var buffers = []; + var packetData = packet.data; + var pack = packet; + pack.data = _deconstructPacket(packetData, buffers); + pack.attachments = buffers.length; // number of binary 'attachments' + + return { + packet: pack, + buffers: buffers + }; + } + + function _deconstructPacket(data, buffers) { + if (!data) return data; + + if (isBinary(data)) { + var placeholder = { + _placeholder: true, + num: buffers.length + }; + buffers.push(data); + return placeholder; + } else if (Array.isArray(data)) { + var newData = new Array(data.length); + + for (var i = 0; i < data.length; i++) { + newData[i] = _deconstructPacket(data[i], buffers); + } + + return newData; + } else if (_typeof(data) === "object" && !(data instanceof Date)) { + var _newData = {}; + + for (var key in data) { + if (Object.prototype.hasOwnProperty.call(data, key)) { + _newData[key] = _deconstructPacket(data[key], buffers); + } + } + + return _newData; + } + + return data; + } + /** + * Reconstructs a binary packet from its placeholder packet and buffers + * + * @param {Object} packet - event packet with placeholders + * @param {Array} buffers - binary buffers to put in placeholder positions + * @return {Object} reconstructed packet + * @public + */ + + + function reconstructPacket(packet, buffers) { + packet.data = _reconstructPacket(packet.data, buffers); + packet.attachments = undefined; // no longer useful + + return packet; + } + + function _reconstructPacket(data, buffers) { + if (!data) return data; + + if (data && data._placeholder) { + return buffers[data.num]; // appropriate buffer (should be natural order anyway) + } else if (Array.isArray(data)) { + for (var i = 0; i < data.length; i++) { + data[i] = _reconstructPacket(data[i], buffers); + } + } else if (_typeof(data) === "object") { + for (var key in data) { + if (Object.prototype.hasOwnProperty.call(data, key)) { + data[key] = _reconstructPacket(data[key], buffers); + } + } + } + + return data; + } + + /** + * Protocol version. + * + * @public + */ + + var protocol = 5; + var PacketType; + + (function (PacketType) { + PacketType[PacketType["CONNECT"] = 0] = "CONNECT"; + PacketType[PacketType["DISCONNECT"] = 1] = "DISCONNECT"; + PacketType[PacketType["EVENT"] = 2] = "EVENT"; + PacketType[PacketType["ACK"] = 3] = "ACK"; + PacketType[PacketType["CONNECT_ERROR"] = 4] = "CONNECT_ERROR"; + PacketType[PacketType["BINARY_EVENT"] = 5] = "BINARY_EVENT"; + PacketType[PacketType["BINARY_ACK"] = 6] = "BINARY_ACK"; + })(PacketType || (PacketType = {})); + /** + * A socket.io Encoder instance + */ + + + var Encoder = /*#__PURE__*/function () { + /** + * Encoder constructor + * + * @param {function} replacer - custom replacer to pass down to JSON.parse + */ + function Encoder(replacer) { + _classCallCheck(this, Encoder); + + this.replacer = replacer; + } + /** + * Encode a packet as a single string if non-binary, or as a + * buffer sequence, depending on packet type. + * + * @param {Object} obj - packet object + */ + + + _createClass(Encoder, [{ + key: "encode", + value: function encode(obj) { + if (obj.type === PacketType.EVENT || obj.type === PacketType.ACK) { + if (hasBinary(obj)) { + obj.type = obj.type === PacketType.EVENT ? PacketType.BINARY_EVENT : PacketType.BINARY_ACK; + return this.encodeAsBinary(obj); + } + } + + return [this.encodeAsString(obj)]; + } + /** + * Encode packet as string. + */ + + }, { + key: "encodeAsString", + value: function encodeAsString(obj) { + // first is type + var str = "" + obj.type; // attachments if we have them + + if (obj.type === PacketType.BINARY_EVENT || obj.type === PacketType.BINARY_ACK) { + str += obj.attachments + "-"; + } // if we have a namespace other than `/` + // we append it followed by a comma `,` + + + if (obj.nsp && "/" !== obj.nsp) { + str += obj.nsp + ","; + } // immediately followed by the id + + + if (null != obj.id) { + str += obj.id; + } // json data + + + if (null != obj.data) { + str += JSON.stringify(obj.data, this.replacer); + } + + return str; + } + /** + * Encode packet as 'buffer sequence' by removing blobs, and + * deconstructing packet into object with placeholders and + * a list of buffers. + */ + + }, { + key: "encodeAsBinary", + value: function encodeAsBinary(obj) { + var deconstruction = deconstructPacket(obj); + var pack = this.encodeAsString(deconstruction.packet); + var buffers = deconstruction.buffers; + buffers.unshift(pack); // add packet info to beginning of data list + + return buffers; // write all the buffers + } + }]); + + return Encoder; + }(); + /** + * A socket.io Decoder instance + * + * @return {Object} decoder + */ + + var Decoder = /*#__PURE__*/function (_Emitter) { + _inherits(Decoder, _Emitter); + + var _super = _createSuper(Decoder); + + /** + * Decoder constructor + * + * @param {function} reviver - custom reviver to pass down to JSON.stringify + */ + function Decoder(reviver) { + var _this; + + _classCallCheck(this, Decoder); + + _this = _super.call(this); + _this.reviver = reviver; + return _this; + } + /** + * Decodes an encoded packet string into packet JSON. + * + * @param {String} obj - encoded packet + */ + + + _createClass(Decoder, [{ + key: "add", + value: function add(obj) { + var packet; + + if (typeof obj === "string") { + packet = this.decodeString(obj); + + if (packet.type === PacketType.BINARY_EVENT || packet.type === PacketType.BINARY_ACK) { + // binary packet's json + this.reconstructor = new BinaryReconstructor(packet); // no attachments, labeled binary but no binary data to follow + + if (packet.attachments === 0) { + _get(_getPrototypeOf(Decoder.prototype), "emitReserved", this).call(this, "decoded", packet); + } + } else { + // non-binary full packet + _get(_getPrototypeOf(Decoder.prototype), "emitReserved", this).call(this, "decoded", packet); + } + } else if (isBinary(obj) || obj.base64) { + // raw binary data + if (!this.reconstructor) { + throw new Error("got binary data when not reconstructing a packet"); + } else { + packet = this.reconstructor.takeBinaryData(obj); + + if (packet) { + // received final buffer + this.reconstructor = null; + + _get(_getPrototypeOf(Decoder.prototype), "emitReserved", this).call(this, "decoded", packet); + } + } + } else { + throw new Error("Unknown type: " + obj); + } + } + /** + * Decode a packet String (JSON data) + * + * @param {String} str + * @return {Object} packet + */ + + }, { + key: "decodeString", + value: function decodeString(str) { + var i = 0; // look up type + + var p = { + type: Number(str.charAt(0)) + }; + + if (PacketType[p.type] === undefined) { + throw new Error("unknown packet type " + p.type); + } // look up attachments if type binary + + + if (p.type === PacketType.BINARY_EVENT || p.type === PacketType.BINARY_ACK) { + var start = i + 1; + + while (str.charAt(++i) !== "-" && i != str.length) {} + + var buf = str.substring(start, i); + + if (buf != Number(buf) || str.charAt(i) !== "-") { + throw new Error("Illegal attachments"); + } + + p.attachments = Number(buf); + } // look up namespace (if any) + + + if ("/" === str.charAt(i + 1)) { + var _start = i + 1; + + while (++i) { + var c = str.charAt(i); + if ("," === c) break; + if (i === str.length) break; + } + + p.nsp = str.substring(_start, i); + } else { + p.nsp = "/"; + } // look up id + + + var next = str.charAt(i + 1); + + if ("" !== next && Number(next) == next) { + var _start2 = i + 1; + + while (++i) { + var _c = str.charAt(i); + + if (null == _c || Number(_c) != _c) { + --i; + break; + } + + if (i === str.length) break; + } + + p.id = Number(str.substring(_start2, i + 1)); + } // look up json data + + + if (str.charAt(++i)) { + var payload = this.tryParse(str.substr(i)); + + if (Decoder.isPayloadValid(p.type, payload)) { + p.data = payload; + } else { + throw new Error("invalid payload"); + } + } + + return p; + } + }, { + key: "tryParse", + value: function tryParse(str) { + try { + return JSON.parse(str, this.reviver); + } catch (e) { + return false; + } + } + }, { + key: "destroy", + value: + /** + * Deallocates a parser's resources + */ + function destroy() { + if (this.reconstructor) { + this.reconstructor.finishedReconstruction(); + } + } + }], [{ + key: "isPayloadValid", + value: function isPayloadValid(type, payload) { + switch (type) { + case PacketType.CONNECT: + return _typeof(payload) === "object"; + + case PacketType.DISCONNECT: + return payload === undefined; + + case PacketType.CONNECT_ERROR: + return typeof payload === "string" || _typeof(payload) === "object"; + + case PacketType.EVENT: + case PacketType.BINARY_EVENT: + return Array.isArray(payload) && payload.length > 0; + + case PacketType.ACK: + case PacketType.BINARY_ACK: + return Array.isArray(payload); + } + } + }]); + + return Decoder; + }(Emitter); + /** + * A manager of a binary event's 'buffer sequence'. Should + * be constructed whenever a packet of type BINARY_EVENT is + * decoded. + * + * @param {Object} packet + * @return {BinaryReconstructor} initialized reconstructor + */ + + var BinaryReconstructor = /*#__PURE__*/function () { + function BinaryReconstructor(packet) { + _classCallCheck(this, BinaryReconstructor); + + this.packet = packet; + this.buffers = []; + this.reconPack = packet; + } + /** + * Method to be called when binary data received from connection + * after a BINARY_EVENT packet. + * + * @param {Buffer | ArrayBuffer} binData - the raw binary data received + * @return {null | Object} returns null if more binary data is expected or + * a reconstructed packet object if all buffers have been received. + */ + + + _createClass(BinaryReconstructor, [{ + key: "takeBinaryData", + value: function takeBinaryData(binData) { + this.buffers.push(binData); + + if (this.buffers.length === this.reconPack.attachments) { + // done with buffer list + var packet = reconstructPacket(this.reconPack, this.buffers); + this.finishedReconstruction(); + return packet; + } + + return null; + } + /** + * Cleans up binary packet reconstruction variables. + */ + + }, { + key: "finishedReconstruction", + value: function finishedReconstruction() { + this.reconPack = null; + this.buffers = []; + } + }]); + + return BinaryReconstructor; + }(); + + var parser = /*#__PURE__*/Object.freeze({ + __proto__: null, + protocol: protocol, + get PacketType () { return PacketType; }, + Encoder: Encoder, + Decoder: Decoder + }); + + function on(obj, ev, fn) { + obj.on(ev, fn); + return function subDestroy() { + obj.off(ev, fn); + }; + } + + /** + * Internal events. + * These events can't be emitted by the user. + */ + + var RESERVED_EVENTS = Object.freeze({ + connect: 1, + connect_error: 1, + disconnect: 1, + disconnecting: 1, + // EventEmitter reserved events: https://nodejs.org/api/events.html#events_event_newlistener + newListener: 1, + removeListener: 1 + }); + var Socket = /*#__PURE__*/function (_Emitter) { + _inherits(Socket, _Emitter); + + var _super = _createSuper(Socket); + + /** + * `Socket` constructor. + * + * @public + */ + function Socket(io, nsp, opts) { + var _this; + + _classCallCheck(this, Socket); + + _this = _super.call(this); + _this.connected = false; + _this.receiveBuffer = []; + _this.sendBuffer = []; + _this.ids = 0; + _this.acks = {}; + _this.flags = {}; + _this.io = io; + _this.nsp = nsp; + + if (opts && opts.auth) { + _this.auth = opts.auth; + } + + if (_this.io._autoConnect) _this.open(); + return _this; + } + /** + * Whether the socket is currently disconnected + */ + + + _createClass(Socket, [{ + key: "disconnected", + get: function get() { + return !this.connected; + } + /** + * Subscribe to open, close and packet events + * + * @private + */ + + }, { + key: "subEvents", + value: function subEvents() { + if (this.subs) return; + var io = this.io; + this.subs = [on(io, "open", this.onopen.bind(this)), on(io, "packet", this.onpacket.bind(this)), on(io, "error", this.onerror.bind(this)), on(io, "close", this.onclose.bind(this))]; + } + /** + * Whether the Socket will try to reconnect when its Manager connects or reconnects + */ + + }, { + key: "active", + get: function get() { + return !!this.subs; + } + /** + * "Opens" the socket. + * + * @public + */ + + }, { + key: "connect", + value: function connect() { + if (this.connected) return this; + this.subEvents(); + if (!this.io["_reconnecting"]) this.io.open(); // ensure open + + if ("open" === this.io._readyState) this.onopen(); + return this; + } + /** + * Alias for connect() + */ + + }, { + key: "open", + value: function open() { + return this.connect(); + } + /** + * Sends a `message` event. + * + * @return self + * @public + */ + + }, { + key: "send", + value: function send() { + for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) { + args[_key] = arguments[_key]; + } + + args.unshift("message"); + this.emit.apply(this, args); + return this; + } + /** + * Override `emit`. + * If the event is in `events`, it's emitted normally. + * + * @return self + * @public + */ + + }, { + key: "emit", + value: function emit(ev) { + if (RESERVED_EVENTS.hasOwnProperty(ev)) { + throw new Error('"' + ev + '" is a reserved event name'); + } + + for (var _len2 = arguments.length, args = new Array(_len2 > 1 ? _len2 - 1 : 0), _key2 = 1; _key2 < _len2; _key2++) { + args[_key2 - 1] = arguments[_key2]; + } + + args.unshift(ev); + var packet = { + type: PacketType.EVENT, + data: args + }; + packet.options = {}; + packet.options.compress = this.flags.compress !== false; // event ack callback + + if ("function" === typeof args[args.length - 1]) { + var id = this.ids++; + var ack = args.pop(); + + this._registerAckCallback(id, ack); + + packet.id = id; + } + + var isTransportWritable = this.io.engine && this.io.engine.transport && this.io.engine.transport.writable; + var discardPacket = this.flags["volatile"] && (!isTransportWritable || !this.connected); + + if (discardPacket) ; else if (this.connected) { + this.notifyOutgoingListeners(packet); + this.packet(packet); + } else { + this.sendBuffer.push(packet); + } + + this.flags = {}; + return this; + } + /** + * @private + */ + + }, { + key: "_registerAckCallback", + value: function _registerAckCallback(id, ack) { + var _this2 = this; + + var timeout = this.flags.timeout; + + if (timeout === undefined) { + this.acks[id] = ack; + return; + } // @ts-ignore + + + var timer = this.io.setTimeoutFn(function () { + delete _this2.acks[id]; + + for (var i = 0; i < _this2.sendBuffer.length; i++) { + if (_this2.sendBuffer[i].id === id) { + _this2.sendBuffer.splice(i, 1); + } + } + + ack.call(_this2, new Error("operation has timed out")); + }, timeout); + + this.acks[id] = function () { + // @ts-ignore + _this2.io.clearTimeoutFn(timer); + + for (var _len3 = arguments.length, args = new Array(_len3), _key3 = 0; _key3 < _len3; _key3++) { + args[_key3] = arguments[_key3]; + } + + ack.apply(_this2, [null].concat(args)); + }; + } + /** + * Sends a packet. + * + * @param packet + * @private + */ + + }, { + key: "packet", + value: function packet(_packet) { + _packet.nsp = this.nsp; + + this.io._packet(_packet); + } + /** + * Called upon engine `open`. + * + * @private + */ + + }, { + key: "onopen", + value: function onopen() { + var _this3 = this; + + if (typeof this.auth == "function") { + this.auth(function (data) { + _this3.packet({ + type: PacketType.CONNECT, + data: data + }); + }); + } else { + this.packet({ + type: PacketType.CONNECT, + data: this.auth + }); + } + } + /** + * Called upon engine or manager `error`. + * + * @param err + * @private + */ + + }, { + key: "onerror", + value: function onerror(err) { + if (!this.connected) { + this.emitReserved("connect_error", err); + } + } + /** + * Called upon engine `close`. + * + * @param reason + * @param description + * @private + */ + + }, { + key: "onclose", + value: function onclose(reason, description) { + this.connected = false; + delete this.id; + this.emitReserved("disconnect", reason, description); + } + /** + * Called with socket packet. + * + * @param packet + * @private + */ + + }, { + key: "onpacket", + value: function onpacket(packet) { + var sameNamespace = packet.nsp === this.nsp; + if (!sameNamespace) return; + + switch (packet.type) { + case PacketType.CONNECT: + if (packet.data && packet.data.sid) { + var id = packet.data.sid; + this.onconnect(id); + } else { + this.emitReserved("connect_error", new Error("It seems you are trying to reach a Socket.IO server in v2.x with a v3.x client, but they are not compatible (more information here: https://socket.io/docs/v3/migrating-from-2-x-to-3-0/)")); + } + + break; + + case PacketType.EVENT: + case PacketType.BINARY_EVENT: + this.onevent(packet); + break; + + case PacketType.ACK: + case PacketType.BINARY_ACK: + this.onack(packet); + break; + + case PacketType.DISCONNECT: + this.ondisconnect(); + break; + + case PacketType.CONNECT_ERROR: + this.destroy(); + var err = new Error(packet.data.message); // @ts-ignore + + err.data = packet.data.data; + this.emitReserved("connect_error", err); + break; + } + } + /** + * Called upon a server event. + * + * @param packet + * @private + */ + + }, { + key: "onevent", + value: function onevent(packet) { + var args = packet.data || []; + + if (null != packet.id) { + args.push(this.ack(packet.id)); + } + + if (this.connected) { + this.emitEvent(args); + } else { + this.receiveBuffer.push(Object.freeze(args)); + } + } + }, { + key: "emitEvent", + value: function emitEvent(args) { + if (this._anyListeners && this._anyListeners.length) { + var listeners = this._anyListeners.slice(); + + var _iterator = _createForOfIteratorHelper(listeners), + _step; + + try { + for (_iterator.s(); !(_step = _iterator.n()).done;) { + var listener = _step.value; + listener.apply(this, args); + } + } catch (err) { + _iterator.e(err); + } finally { + _iterator.f(); + } + } + + _get(_getPrototypeOf(Socket.prototype), "emit", this).apply(this, args); + } + /** + * Produces an ack callback to emit with an event. + * + * @private + */ + + }, { + key: "ack", + value: function ack(id) { + var self = this; + var sent = false; + return function () { + // prevent double callbacks + if (sent) return; + sent = true; + + for (var _len4 = arguments.length, args = new Array(_len4), _key4 = 0; _key4 < _len4; _key4++) { + args[_key4] = arguments[_key4]; + } + + self.packet({ + type: PacketType.ACK, + id: id, + data: args + }); + }; + } + /** + * Called upon a server acknowlegement. + * + * @param packet + * @private + */ + + }, { + key: "onack", + value: function onack(packet) { + var ack = this.acks[packet.id]; + + if ("function" === typeof ack) { + ack.apply(this, packet.data); + delete this.acks[packet.id]; + } + } + /** + * Called upon server connect. + * + * @private + */ + + }, { + key: "onconnect", + value: function onconnect(id) { + this.id = id; + this.connected = true; + this.emitBuffered(); + this.emitReserved("connect"); + } + /** + * Emit buffered events (received and emitted). + * + * @private + */ + + }, { + key: "emitBuffered", + value: function emitBuffered() { + var _this4 = this; + + this.receiveBuffer.forEach(function (args) { + return _this4.emitEvent(args); + }); + this.receiveBuffer = []; + this.sendBuffer.forEach(function (packet) { + _this4.notifyOutgoingListeners(packet); + + _this4.packet(packet); + }); + this.sendBuffer = []; + } + /** + * Called upon server disconnect. + * + * @private + */ + + }, { + key: "ondisconnect", + value: function ondisconnect() { + this.destroy(); + this.onclose("io server disconnect"); + } + /** + * Called upon forced client/server side disconnections, + * this method ensures the manager stops tracking us and + * that reconnections don't get triggered for this. + * + * @private + */ + + }, { + key: "destroy", + value: function destroy() { + if (this.subs) { + // clean subscriptions to avoid reconnections + this.subs.forEach(function (subDestroy) { + return subDestroy(); + }); + this.subs = undefined; + } + + this.io["_destroy"](this); + } + /** + * Disconnects the socket manually. + * + * @return self + * @public + */ + + }, { + key: "disconnect", + value: function disconnect() { + if (this.connected) { + this.packet({ + type: PacketType.DISCONNECT + }); + } // remove socket from pool + + + this.destroy(); + + if (this.connected) { + // fire events + this.onclose("io client disconnect"); + } + + return this; + } + /** + * Alias for disconnect() + * + * @return self + * @public + */ + + }, { + key: "close", + value: function close() { + return this.disconnect(); + } + /** + * Sets the compress flag. + * + * @param compress - if `true`, compresses the sending data + * @return self + * @public + */ + + }, { + key: "compress", + value: function compress(_compress) { + this.flags.compress = _compress; + return this; + } + /** + * Sets a modifier for a subsequent event emission that the event message will be dropped when this socket is not + * ready to send messages. + * + * @returns self + * @public + */ + + }, { + key: "volatile", + get: function get() { + this.flags["volatile"] = true; + return this; + } + /** + * Sets a modifier for a subsequent event emission that the callback will be called with an error when the + * given number of milliseconds have elapsed without an acknowledgement from the server: + * + * ``` + * socket.timeout(5000).emit("my-event", (err) => { + * if (err) { + * // the server did not acknowledge the event in the given delay + * } + * }); + * ``` + * + * @returns self + * @public + */ + + }, { + key: "timeout", + value: function timeout(_timeout) { + this.flags.timeout = _timeout; + return this; + } + /** + * Adds a listener that will be fired when any event is emitted. The event name is passed as the first argument to the + * callback. + * + * @param listener + * @public + */ + + }, { + key: "onAny", + value: function onAny(listener) { + this._anyListeners = this._anyListeners || []; + + this._anyListeners.push(listener); + + return this; + } + /** + * Adds a listener that will be fired when any event is emitted. The event name is passed as the first argument to the + * callback. The listener is added to the beginning of the listeners array. + * + * @param listener + * @public + */ + + }, { + key: "prependAny", + value: function prependAny(listener) { + this._anyListeners = this._anyListeners || []; + + this._anyListeners.unshift(listener); + + return this; + } + /** + * Removes the listener that will be fired when any event is emitted. + * + * @param listener + * @public + */ + + }, { + key: "offAny", + value: function offAny(listener) { + if (!this._anyListeners) { + return this; + } + + if (listener) { + var listeners = this._anyListeners; + + for (var i = 0; i < listeners.length; i++) { + if (listener === listeners[i]) { + listeners.splice(i, 1); + return this; + } + } + } else { + this._anyListeners = []; + } + + return this; + } + /** + * Returns an array of listeners that are listening for any event that is specified. This array can be manipulated, + * e.g. to remove listeners. + * + * @public + */ + + }, { + key: "listenersAny", + value: function listenersAny() { + return this._anyListeners || []; + } + /** + * Adds a listener that will be fired when any event is emitted. The event name is passed as the first argument to the + * callback. + * + * @param listener + * + * 

+		 *
+		 * socket.onAnyOutgoing((event, ...args) => {
+		 *   console.log(event);
+		 * });
+		 *
+		 *
+ * + * @public + */ + + }, { + key: "onAnyOutgoing", + value: function onAnyOutgoing(listener) { + this._anyOutgoingListeners = this._anyOutgoingListeners || []; + + this._anyOutgoingListeners.push(listener); + + return this; + } + /** + * Adds a listener that will be fired when any event is emitted. The event name is passed as the first argument to the + * callback. The listener is added to the beginning of the listeners array. + * + * @param listener + * + * 

+		 *
+		 * socket.prependAnyOutgoing((event, ...args) => {
+		 *   console.log(event);
+		 * });
+		 *
+		 *
+ * + * @public + */ + + }, { + key: "prependAnyOutgoing", + value: function prependAnyOutgoing(listener) { + this._anyOutgoingListeners = this._anyOutgoingListeners || []; + + this._anyOutgoingListeners.unshift(listener); + + return this; + } + /** + * Removes the listener that will be fired when any event is emitted. + * + * @param listener + * + * 

+		 *
+		 * const handler = (event, ...args) => {
+		 *   console.log(event);
+		 * }
+		 *
+		 * socket.onAnyOutgoing(handler);
+		 *
+		 * // then later
+		 * socket.offAnyOutgoing(handler);
+		 *
+		 *
+ * + * @public + */ + + }, { + key: "offAnyOutgoing", + value: function offAnyOutgoing(listener) { + if (!this._anyOutgoingListeners) { + return this; + } + + if (listener) { + var listeners = this._anyOutgoingListeners; + + for (var i = 0; i < listeners.length; i++) { + if (listener === listeners[i]) { + listeners.splice(i, 1); + return this; + } + } + } else { + this._anyOutgoingListeners = []; + } + + return this; + } + /** + * Returns an array of listeners that are listening for any event that is specified. This array can be manipulated, + * e.g. to remove listeners. + * + * @public + */ + + }, { + key: "listenersAnyOutgoing", + value: function listenersAnyOutgoing() { + return this._anyOutgoingListeners || []; + } + /** + * Notify the listeners for each packet sent + * + * @param packet + * + * @private + */ + + }, { + key: "notifyOutgoingListeners", + value: function notifyOutgoingListeners(packet) { + if (this._anyOutgoingListeners && this._anyOutgoingListeners.length) { + var listeners = this._anyOutgoingListeners.slice(); + + var _iterator2 = _createForOfIteratorHelper(listeners), + _step2; + + try { + for (_iterator2.s(); !(_step2 = _iterator2.n()).done;) { + var listener = _step2.value; + listener.apply(this, packet.data); + } + } catch (err) { + _iterator2.e(err); + } finally { + _iterator2.f(); + } + } + } + }]); + + return Socket; + }(Emitter); + + /** + * Initialize backoff timer with `opts`. + * + * - `min` initial timeout in milliseconds [100] + * - `max` max timeout [10000] + * - `jitter` [0] + * - `factor` [2] + * + * @param {Object} opts + * @api public + */ + function Backoff(opts) { + opts = opts || {}; + this.ms = opts.min || 100; + this.max = opts.max || 10000; + this.factor = opts.factor || 2; + this.jitter = opts.jitter > 0 && opts.jitter <= 1 ? opts.jitter : 0; + this.attempts = 0; + } + /** + * Return the backoff duration. + * + * @return {Number} + * @api public + */ + + Backoff.prototype.duration = function () { + var ms = this.ms * Math.pow(this.factor, this.attempts++); + + if (this.jitter) { + var rand = Math.random(); + var deviation = Math.floor(rand * this.jitter * ms); + ms = (Math.floor(rand * 10) & 1) == 0 ? ms - deviation : ms + deviation; + } + + return Math.min(ms, this.max) | 0; + }; + /** + * Reset the number of attempts. + * + * @api public + */ + + + Backoff.prototype.reset = function () { + this.attempts = 0; + }; + /** + * Set the minimum duration + * + * @api public + */ + + + Backoff.prototype.setMin = function (min) { + this.ms = min; + }; + /** + * Set the maximum duration + * + * @api public + */ + + + Backoff.prototype.setMax = function (max) { + this.max = max; + }; + /** + * Set the jitter + * + * @api public + */ + + + Backoff.prototype.setJitter = function (jitter) { + this.jitter = jitter; + }; + + var Manager = /*#__PURE__*/function (_Emitter) { + _inherits(Manager, _Emitter); + + var _super = _createSuper(Manager); + + function Manager(uri, opts) { + var _this; + + _classCallCheck(this, Manager); + + var _a; + + _this = _super.call(this); + _this.nsps = {}; + _this.subs = []; + + if (uri && "object" === _typeof(uri)) { + opts = uri; + uri = undefined; + } + + opts = opts || {}; + opts.path = opts.path || "/socket.io"; + _this.opts = opts; + installTimerFunctions(_assertThisInitialized(_this), opts); + + _this.reconnection(opts.reconnection !== false); + + _this.reconnectionAttempts(opts.reconnectionAttempts || Infinity); + + _this.reconnectionDelay(opts.reconnectionDelay || 1000); + + _this.reconnectionDelayMax(opts.reconnectionDelayMax || 5000); + + _this.randomizationFactor((_a = opts.randomizationFactor) !== null && _a !== void 0 ? _a : 0.5); + + _this.backoff = new Backoff({ + min: _this.reconnectionDelay(), + max: _this.reconnectionDelayMax(), + jitter: _this.randomizationFactor() + }); + + _this.timeout(null == opts.timeout ? 20000 : opts.timeout); + + _this._readyState = "closed"; + _this.uri = uri; + + var _parser = opts.parser || parser; + + _this.encoder = new _parser.Encoder(); + _this.decoder = new _parser.Decoder(); + _this._autoConnect = opts.autoConnect !== false; + if (_this._autoConnect) _this.open(); + return _this; + } + + _createClass(Manager, [{ + key: "reconnection", + value: function reconnection(v) { + if (!arguments.length) return this._reconnection; + this._reconnection = !!v; + return this; + } + }, { + key: "reconnectionAttempts", + value: function reconnectionAttempts(v) { + if (v === undefined) return this._reconnectionAttempts; + this._reconnectionAttempts = v; + return this; + } + }, { + key: "reconnectionDelay", + value: function reconnectionDelay(v) { + var _a; + + if (v === undefined) return this._reconnectionDelay; + this._reconnectionDelay = v; + (_a = this.backoff) === null || _a === void 0 ? void 0 : _a.setMin(v); + return this; + } + }, { + key: "randomizationFactor", + value: function randomizationFactor(v) { + var _a; + + if (v === undefined) return this._randomizationFactor; + this._randomizationFactor = v; + (_a = this.backoff) === null || _a === void 0 ? void 0 : _a.setJitter(v); + return this; + } + }, { + key: "reconnectionDelayMax", + value: function reconnectionDelayMax(v) { + var _a; + + if (v === undefined) return this._reconnectionDelayMax; + this._reconnectionDelayMax = v; + (_a = this.backoff) === null || _a === void 0 ? void 0 : _a.setMax(v); + return this; + } + }, { + key: "timeout", + value: function timeout(v) { + if (!arguments.length) return this._timeout; + this._timeout = v; + return this; + } + /** + * Starts trying to reconnect if reconnection is enabled and we have not + * started reconnecting yet + * + * @private + */ + + }, { + key: "maybeReconnectOnOpen", + value: function maybeReconnectOnOpen() { + // Only try to reconnect if it's the first time we're connecting + if (!this._reconnecting && this._reconnection && this.backoff.attempts === 0) { + // keeps reconnection from firing twice for the same reconnection loop + this.reconnect(); + } + } + /** + * Sets the current transport `socket`. + * + * @param {Function} fn - optional, callback + * @return self + * @public + */ + + }, { + key: "open", + value: function open(fn) { + var _this2 = this; + + if (~this._readyState.indexOf("open")) return this; + this.engine = new Socket$1(this.uri, this.opts); + var socket = this.engine; + var self = this; + this._readyState = "opening"; + this.skipReconnect = false; // emit `open` + + var openSubDestroy = on(socket, "open", function () { + self.onopen(); + fn && fn(); + }); // emit `error` + + var errorSub = on(socket, "error", function (err) { + self.cleanup(); + self._readyState = "closed"; + + _this2.emitReserved("error", err); + + if (fn) { + fn(err); + } else { + // Only do this if there is no fn to handle the error + self.maybeReconnectOnOpen(); + } + }); + + if (false !== this._timeout) { + var timeout = this._timeout; + + if (timeout === 0) { + openSubDestroy(); // prevents a race condition with the 'open' event + } // set timer + + + var timer = this.setTimeoutFn(function () { + openSubDestroy(); + socket.close(); // @ts-ignore + + socket.emit("error", new Error("timeout")); + }, timeout); + + if (this.opts.autoUnref) { + timer.unref(); + } + + this.subs.push(function subDestroy() { + clearTimeout(timer); + }); + } + + this.subs.push(openSubDestroy); + this.subs.push(errorSub); + return this; + } + /** + * Alias for open() + * + * @return self + * @public + */ + + }, { + key: "connect", + value: function connect(fn) { + return this.open(fn); + } + /** + * Called upon transport open. + * + * @private + */ + + }, { + key: "onopen", + value: function onopen() { + // clear old subs + this.cleanup(); // mark as open + + this._readyState = "open"; + this.emitReserved("open"); // add new subs + + var socket = this.engine; + this.subs.push(on(socket, "ping", this.onping.bind(this)), on(socket, "data", this.ondata.bind(this)), on(socket, "error", this.onerror.bind(this)), on(socket, "close", this.onclose.bind(this)), on(this.decoder, "decoded", this.ondecoded.bind(this))); + } + /** + * Called upon a ping. + * + * @private + */ + + }, { + key: "onping", + value: function onping() { + this.emitReserved("ping"); + } + /** + * Called with data. + * + * @private + */ + + }, { + key: "ondata", + value: function ondata(data) { + this.decoder.add(data); + } + /** + * Called when parser fully decodes a packet. + * + * @private + */ + + }, { + key: "ondecoded", + value: function ondecoded(packet) { + this.emitReserved("packet", packet); + } + /** + * Called upon socket error. + * + * @private + */ + + }, { + key: "onerror", + value: function onerror(err) { + this.emitReserved("error", err); + } + /** + * Creates a new socket for the given `nsp`. + * + * @return {Socket} + * @public + */ + + }, { + key: "socket", + value: function socket(nsp, opts) { + var socket = this.nsps[nsp]; + + if (!socket) { + socket = new Socket(this, nsp, opts); + this.nsps[nsp] = socket; + } + + return socket; + } + /** + * Called upon a socket close. + * + * @param socket + * @private + */ + + }, { + key: "_destroy", + value: function _destroy(socket) { + var nsps = Object.keys(this.nsps); + + for (var _i = 0, _nsps = nsps; _i < _nsps.length; _i++) { + var nsp = _nsps[_i]; + var _socket = this.nsps[nsp]; + + if (_socket.active) { + return; + } + } + + this._close(); + } + /** + * Writes a packet. + * + * @param packet + * @private + */ + + }, { + key: "_packet", + value: function _packet(packet) { + var encodedPackets = this.encoder.encode(packet); + + for (var i = 0; i < encodedPackets.length; i++) { + this.engine.write(encodedPackets[i], packet.options); + } + } + /** + * Clean up transport subscriptions and packet buffer. + * + * @private + */ + + }, { + key: "cleanup", + value: function cleanup() { + this.subs.forEach(function (subDestroy) { + return subDestroy(); + }); + this.subs.length = 0; + this.decoder.destroy(); + } + /** + * Close the current socket. + * + * @private + */ + + }, { + key: "_close", + value: function _close() { + this.skipReconnect = true; + this._reconnecting = false; + this.onclose("forced close"); + if (this.engine) this.engine.close(); + } + /** + * Alias for close() + * + * @private + */ + + }, { + key: "disconnect", + value: function disconnect() { + return this._close(); + } + /** + * Called upon engine close. + * + * @private + */ + + }, { + key: "onclose", + value: function onclose(reason, description) { + this.cleanup(); + this.backoff.reset(); + this._readyState = "closed"; + this.emitReserved("close", reason, description); + + if (this._reconnection && !this.skipReconnect) { + this.reconnect(); + } + } + /** + * Attempt a reconnection. + * + * @private + */ + + }, { + key: "reconnect", + value: function reconnect() { + var _this3 = this; + + if (this._reconnecting || this.skipReconnect) return this; + var self = this; + + if (this.backoff.attempts >= this._reconnectionAttempts) { + this.backoff.reset(); + this.emitReserved("reconnect_failed"); + this._reconnecting = false; + } else { + var delay = this.backoff.duration(); + this._reconnecting = true; + var timer = this.setTimeoutFn(function () { + if (self.skipReconnect) return; + + _this3.emitReserved("reconnect_attempt", self.backoff.attempts); // check again for the case socket closed in above events + + + if (self.skipReconnect) return; + self.open(function (err) { + if (err) { + self._reconnecting = false; + self.reconnect(); + + _this3.emitReserved("reconnect_error", err); + } else { + self.onreconnect(); + } + }); + }, delay); + + if (this.opts.autoUnref) { + timer.unref(); + } + + this.subs.push(function subDestroy() { + clearTimeout(timer); + }); + } + } + /** + * Called upon successful reconnect. + * + * @private + */ + + }, { + key: "onreconnect", + value: function onreconnect() { + var attempt = this.backoff.attempts; + this._reconnecting = false; + this.backoff.reset(); + this.emitReserved("reconnect", attempt); + } + }]); + + return Manager; + }(Emitter); + + /** + * Managers cache. + */ + + var cache = {}; + + function lookup(uri, opts) { + if (_typeof(uri) === "object") { + opts = uri; + uri = undefined; + } + + opts = opts || {}; + var parsed = url(uri, opts.path || "/socket.io"); + var source = parsed.source; + var id = parsed.id; + var path = parsed.path; + var sameNamespace = cache[id] && path in cache[id]["nsps"]; + var newConnection = opts.forceNew || opts["force new connection"] || false === opts.multiplex || sameNamespace; + var io; + + if (newConnection) { + io = new Manager(source, opts); + } else { + if (!cache[id]) { + cache[id] = new Manager(source, opts); + } + + io = cache[id]; + } + + if (parsed.query && !opts.query) { + opts.query = parsed.queryKey; + } + + return io.socket(parsed.path, opts); + } // so that "lookup" can be used both as a function (e.g. `io(...)`) and as a + // namespace (e.g. `io.connect(...)`), for backward compatibility + + + _extends(lookup, { + Manager: Manager, + Socket: Socket, + io: lookup, + connect: lookup + }); + + return lookup; + + })); + //# sourceMappingURL=socket.io.js.map -const socket=io() +const socket=io({transports: ["websocket"]}) const chatline = document.getElementsByClassName('chat-line')[0] const box = document.getElementById('chat-window') const textbox = document.getElementById('input-text') diff --git a/files/routes/chat.py b/files/routes/chat.py index 9375019b2..49f0a75a4 100644 --- a/files/routes/chat.py +++ b/files/routes/chat.py @@ -14,7 +14,6 @@ import atexit socketio = SocketIO( app, async_mode='gevent', - cors_allowed_origins='*', logger=True, engineio_logger=True, debug=True diff --git a/files/templates/chat.html b/files/templates/chat.html index da97d8971..d8855c3f1 100644 --- a/files/templates/chat.html +++ b/files/templates/chat.html @@ -214,6 +214,6 @@ - + \ No newline at end of file