From 6b6ac6e2f016664c3e55a2665760062f784a53fb Mon Sep 17 00:00:00 2001 From: Gabe Fiji Date: Tue, 19 May 2020 17:28:22 -0700 Subject: [PATCH] Upgraded build tools. Better namespacing. Moved example to own context --- .babelrc | 3 +- .gitignore | 1 + dist/socket.io-worker.bundle.js | 8853 ------------------------ dist/socket.io-worker.bundle.js.map | 1 - app.js => example/app.js | 0 dev-server.js => example/dev-server.js | 5 +- example/public/favicon.ico | Bin 0 -> 15086 bytes example/public/index.html | 7 + example/webpack.config.js | 45 + package-lock.json | 7747 +++++++++++++++++++++ package.json | 28 +- public/favicon.ico | Bin 0 -> 15086 bytes index.html => public/index.html | 3 +- shared-worker.js | 14 +- socket.io-worker.js | 92 +- server.js => socket.io.server.js | 0 webpack.config.js | 25 - webpack.config.prod.js | 14 +- 18 files changed, 7892 insertions(+), 8946 deletions(-) delete mode 100644 dist/socket.io-worker.bundle.js delete mode 100644 dist/socket.io-worker.bundle.js.map rename app.js => example/app.js (100%) rename dev-server.js => example/dev-server.js (73%) create mode 100644 example/public/favicon.ico create mode 100644 example/public/index.html create mode 100644 example/webpack.config.js create mode 100644 package-lock.json create mode 100644 public/favicon.ico rename index.html => public/index.html (79%) rename server.js => socket.io.server.js (100%) delete mode 100644 webpack.config.js diff --git a/.babelrc b/.babelrc index bcb6ee8..18491b4 100644 --- a/.babelrc +++ b/.babelrc @@ -1,3 +1,4 @@ { - "presets": ["es2015", "stage-0"] + "presets": ["@babel/preset-env"], + "plugins": ["@babel/plugin-proposal-class-properties"] } \ No newline at end of file diff --git a/.gitignore b/.gitignore index a56a7ef..80e5be4 100644 --- a/.gitignore +++ b/.gitignore @@ -1,2 +1,3 @@ node_modules +.DS_Store diff --git a/dist/socket.io-worker.bundle.js b/dist/socket.io-worker.bundle.js deleted file mode 100644 index 35c6494..0000000 --- a/dist/socket.io-worker.bundle.js +++ /dev/null @@ -1,8853 +0,0 @@ -/******/ (function(modules) { // webpackBootstrap -/******/ // The module cache -/******/ var installedModules = {}; -/******/ -/******/ // The require function -/******/ function __webpack_require__(moduleId) { -/******/ -/******/ // Check if module is in cache -/******/ if(installedModules[moduleId]) -/******/ return installedModules[moduleId].exports; -/******/ -/******/ // Create a new module (and put it into the cache) -/******/ var module = installedModules[moduleId] = { -/******/ i: moduleId, -/******/ l: false, -/******/ exports: {} -/******/ }; -/******/ -/******/ // Execute the module function -/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__); -/******/ -/******/ // Flag the module as loaded -/******/ module.l = true; -/******/ -/******/ // Return the exports of the module -/******/ return module.exports; -/******/ } -/******/ -/******/ -/******/ // expose the modules object (__webpack_modules__) -/******/ __webpack_require__.m = modules; -/******/ -/******/ // expose the module cache -/******/ __webpack_require__.c = installedModules; -/******/ -/******/ // identity function for calling harmony imports with the correct context -/******/ __webpack_require__.i = function(value) { return value; }; -/******/ -/******/ // define getter function for harmony exports -/******/ __webpack_require__.d = function(exports, name, getter) { -/******/ if(!__webpack_require__.o(exports, name)) { -/******/ Object.defineProperty(exports, name, { -/******/ configurable: false, -/******/ enumerable: true, -/******/ get: getter -/******/ }); -/******/ } -/******/ }; -/******/ -/******/ // getDefaultExport function for compatibility with non-harmony modules -/******/ __webpack_require__.n = function(module) { -/******/ var getter = module && module.__esModule ? -/******/ function getDefault() { return module['default']; } : -/******/ function getModuleExports() { return module; }; -/******/ __webpack_require__.d(getter, 'a', getter); -/******/ return getter; -/******/ }; -/******/ -/******/ // Object.prototype.hasOwnProperty.call -/******/ __webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); }; -/******/ -/******/ // __webpack_public_path__ -/******/ __webpack_require__.p = "/dist/"; -/******/ -/******/ // Load entry module and return exports -/******/ return __webpack_require__(__webpack_require__.s = 54); -/******/ }) -/************************************************************************/ -/******/ ([ -/* 0 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; - -var g; - -// This works in non-strict mode -g = function () { - return this; -}(); - -try { - // This works if eval is allowed (see CSP) - g = g || Function("return this")() || (1, eval)("this"); -} catch (e) { - // This works if the window reference is available - if ((typeof window === "undefined" ? "undefined" : _typeof(window)) === "object") g = window; -} - -// g can still be undefined, but nothing to do about it... -// We return undefined, instead of nothing here, so it's -// easier to handle this case. if(!global) { ...} - -module.exports = g; - -/***/ }), -/* 1 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; -/* WEBPACK VAR INJECTION */(function(process) { - -var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; - -/** - * This is the web browser implementation of `debug()`. - * - * Expose `debug()` as the module. - */ - -exports = module.exports = __webpack_require__(31); -exports.log = log; -exports.formatArgs = formatArgs; -exports.save = save; -exports.load = load; -exports.useColors = useColors; -exports.storage = 'undefined' != typeof chrome && 'undefined' != typeof chrome.storage ? chrome.storage.local : localstorage(); - -/** - * Colors. - */ - -exports.colors = ['lightseagreen', 'forestgreen', 'goldenrod', 'dodgerblue', 'darkorchid', 'crimson']; - -/** - * Currently only WebKit-based Web Inspectors, Firefox >= v31, - * and the Firebug extension (any Firefox version) are known - * to support "%c" CSS customizations. - * - * TODO: add a `localStorage` variable to explicitly enable/disable colors - */ - -function useColors() { - // is webkit? http://stackoverflow.com/a/16459606/376773 - // document is undefined in react-native: https://github.com/facebook/react-native/pull/1632 - return typeof document !== 'undefined' && 'WebkitAppearance' in document.documentElement.style || - // is firebug? http://stackoverflow.com/a/398120/376773 - window.console && (console.firebug || console.exception && console.table) || - // is firefox >= v31? - // https://developer.mozilla.org/en-US/docs/Tools/Web_Console#Styling_messages - navigator.userAgent.toLowerCase().match(/firefox\/(\d+)/) && parseInt(RegExp.$1, 10) >= 31; -} - -/** - * Map %j to `JSON.stringify()`, since no Web Inspectors do that by default. - */ - -exports.formatters.j = function (v) { - try { - return JSON.stringify(v); - } catch (err) { - return '[UnexpectedJSONParseError]: ' + err.message; - } -}; - -/** - * Colorize log arguments if enabled. - * - * @api public - */ - -function formatArgs() { - var args = arguments; - var useColors = this.useColors; - - args[0] = (useColors ? '%c' : '') + this.namespace + (useColors ? ' %c' : ' ') + args[0] + (useColors ? '%c ' : ' ') + '+' + exports.humanize(this.diff); - - if (!useColors) return args; - - var c = 'color: ' + this.color; - args = [args[0], c, 'color: inherit'].concat(Array.prototype.slice.call(args, 1)); - - // the final "%c" is somewhat tricky, because there could be other - // arguments passed either before or after the %c, so we need to - // figure out the correct index to insert the CSS into - var index = 0; - var lastC = 0; - args[0].replace(/%[a-z%]/g, function (match) { - if ('%%' === match) return; - index++; - if ('%c' === match) { - // we only are interested in the *last* %c - // (the user may have provided their own) - lastC = index; - } - }); - - args.splice(lastC, 0, c); - return args; -} - -/** - * Invokes `console.log()` when available. - * No-op when `console.log` is not a "function". - * - * @api public - */ - -function log() { - // this hackery is required for IE8/9, where - // the `console.log` function doesn't have 'apply' - return 'object' === (typeof console === 'undefined' ? 'undefined' : _typeof(console)) && console.log && Function.prototype.apply.call(console.log, console, arguments); -} - -/** - * Save `namespaces`. - * - * @param {String} namespaces - * @api private - */ - -function save(namespaces) { - try { - if (null == namespaces) { - exports.storage.removeItem('debug'); - } else { - exports.storage.debug = namespaces; - } - } catch (e) {} -} - -/** - * Load `namespaces`. - * - * @return {String} returns the previously persisted debug modes - * @api private - */ - -function load() { - var r; - try { - return exports.storage.debug; - } catch (e) {} - - // If debug isn't set in LS, and we're in Electron, try to load $DEBUG - if (typeof process !== 'undefined' && 'env' in process) { - return process.env.DEBUG; - } -} - -/** - * Enable namespaces listed in `localStorage.debug` initially. - */ - -exports.enable(load()); - -/** - * Localstorage attempts to return the localstorage. - * - * This is necessary because safari throws - * when a user disables cookies/localstorage - * and you attempt to access it. - * - * @return {LocalStorage} - * @api private - */ - -function localstorage() { - try { - return window.localStorage; - } catch (e) {} -} -/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(44))) - -/***/ }), -/* 2 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; -/* WEBPACK VAR INJECTION */(function(global) { - -/** - * Module dependencies. - */ - -var keys = __webpack_require__(38); -var hasBinary = __webpack_require__(13); -var sliceBuffer = __webpack_require__(26); -var after = __webpack_require__(25); -var utf8 = __webpack_require__(52); - -var base64encoder; -if (global && global.ArrayBuffer) { - base64encoder = __webpack_require__(28); -} - -/** - * Check if we are running an android browser. That requires us to use - * ArrayBuffer with polling transports... - * - * http://ghinda.net/jpeg-blob-ajax-android/ - */ - -var isAndroid = typeof navigator !== 'undefined' && /Android/i.test(navigator.userAgent); - -/** - * Check if we are running in PhantomJS. - * Uploading a Blob with PhantomJS does not work correctly, as reported here: - * https://github.com/ariya/phantomjs/issues/11395 - * @type boolean - */ -var isPhantomJS = typeof navigator !== 'undefined' && /PhantomJS/i.test(navigator.userAgent); - -/** - * When true, avoids using Blobs to encode payloads. - * @type boolean - */ -var dontSendBlobs = isAndroid || isPhantomJS; - -/** - * Current protocol version. - */ - -exports.protocol = 3; - -/** - * Packet types. - */ - -var packets = exports.packets = { - open: 0 // non-ws - , close: 1 // non-ws - , ping: 2, - pong: 3, - message: 4, - upgrade: 5, - noop: 6 -}; - -var packetslist = keys(packets); - -/** - * Premade error packet. - */ - -var err = { type: 'error', data: 'parser error' }; - -/** - * Create a blob api even for blob builder when vendor prefixes exist - */ - -var Blob = __webpack_require__(29); - -/** - * Encodes a packet. - * - * [ ] - * - * Example: - * - * 5hello world - * 3 - * 4 - * - * Binary is encoded in an identical principle - * - * @api private - */ - -exports.encodePacket = function (packet, supportsBinary, utf8encode, callback) { - if ('function' == typeof supportsBinary) { - callback = supportsBinary; - supportsBinary = false; - } - - if ('function' == typeof utf8encode) { - callback = utf8encode; - utf8encode = null; - } - - var data = packet.data === undefined ? undefined : packet.data.buffer || packet.data; - - if (global.ArrayBuffer && data instanceof ArrayBuffer) { - return encodeArrayBuffer(packet, supportsBinary, callback); - } else if (Blob && data instanceof global.Blob) { - return encodeBlob(packet, supportsBinary, callback); - } - - // might be an object with { base64: true, data: dataAsBase64String } - if (data && data.base64) { - return encodeBase64Object(packet, callback); - } - - // Sending data as a utf-8 string - var encoded = packets[packet.type]; - - // data fragment is optional - if (undefined !== packet.data) { - encoded += utf8encode ? utf8.encode(String(packet.data)) : String(packet.data); - } - - return callback('' + encoded); -}; - -function encodeBase64Object(packet, callback) { - // packet data is an object { base64: true, data: dataAsBase64String } - var message = 'b' + exports.packets[packet.type] + packet.data.data; - return callback(message); -} - -/** - * Encode packet helpers for binary types - */ - -function encodeArrayBuffer(packet, supportsBinary, callback) { - if (!supportsBinary) { - return exports.encodeBase64Packet(packet, callback); - } - - var data = packet.data; - var contentArray = new Uint8Array(data); - var resultBuffer = new Uint8Array(1 + data.byteLength); - - resultBuffer[0] = packets[packet.type]; - for (var i = 0; i < contentArray.length; i++) { - resultBuffer[i + 1] = contentArray[i]; - } - - return callback(resultBuffer.buffer); -} - -function encodeBlobAsArrayBuffer(packet, supportsBinary, callback) { - if (!supportsBinary) { - return exports.encodeBase64Packet(packet, callback); - } - - var fr = new FileReader(); - fr.onload = function () { - packet.data = fr.result; - exports.encodePacket(packet, supportsBinary, true, callback); - }; - return fr.readAsArrayBuffer(packet.data); -} - -function encodeBlob(packet, supportsBinary, callback) { - if (!supportsBinary) { - return exports.encodeBase64Packet(packet, callback); - } - - if (dontSendBlobs) { - return encodeBlobAsArrayBuffer(packet, supportsBinary, callback); - } - - var length = new Uint8Array(1); - length[0] = packets[packet.type]; - var blob = new Blob([length.buffer, packet.data]); - - return callback(blob); -} - -/** - * Encodes a packet with binary data in a base64 string - * - * @param {Object} packet, has `type` and `data` - * @return {String} base64 encoded message - */ - -exports.encodeBase64Packet = function (packet, callback) { - var message = 'b' + exports.packets[packet.type]; - if (Blob && packet.data instanceof global.Blob) { - var fr = new FileReader(); - fr.onload = function () { - var b64 = fr.result.split(',')[1]; - callback(message + b64); - }; - return fr.readAsDataURL(packet.data); - } - - var b64data; - try { - b64data = String.fromCharCode.apply(null, new Uint8Array(packet.data)); - } catch (e) { - // iPhone Safari doesn't let you apply with typed arrays - var typed = new Uint8Array(packet.data); - var basic = new Array(typed.length); - for (var i = 0; i < typed.length; i++) { - basic[i] = typed[i]; - } - b64data = String.fromCharCode.apply(null, basic); - } - message += global.btoa(b64data); - return callback(message); -}; - -/** - * Decodes a packet. Changes format to Blob if requested. - * - * @return {Object} with `type` and `data` (if any) - * @api private - */ - -exports.decodePacket = function (data, binaryType, utf8decode) { - if (data === undefined) { - return err; - } - // String data - if (typeof data == 'string') { - if (data.charAt(0) == 'b') { - return exports.decodeBase64Packet(data.substr(1), binaryType); - } - - if (utf8decode) { - data = tryDecode(data); - if (data === false) { - return err; - } - } - var type = data.charAt(0); - - if (Number(type) != type || !packetslist[type]) { - return err; - } - - if (data.length > 1) { - return { type: packetslist[type], data: data.substring(1) }; - } else { - return { type: packetslist[type] }; - } - } - - var asArray = new Uint8Array(data); - var type = asArray[0]; - var rest = sliceBuffer(data, 1); - if (Blob && binaryType === 'blob') { - rest = new Blob([rest]); - } - return { type: packetslist[type], data: rest }; -}; - -function tryDecode(data) { - try { - data = utf8.decode(data); - } catch (e) { - return false; - } - return data; -} - -/** - * Decodes a packet encoded in a base64 string - * - * @param {String} base64 encoded message - * @return {Object} with `type` and `data` (if any) - */ - -exports.decodeBase64Packet = function (msg, binaryType) { - var type = packetslist[msg.charAt(0)]; - if (!base64encoder) { - return { type: type, data: { base64: true, data: msg.substr(1) } }; - } - - var data = base64encoder.decode(msg.substr(1)); - - if (binaryType === 'blob' && Blob) { - data = new Blob([data]); - } - - return { type: type, data: data }; -}; - -/** - * Encodes multiple messages (payload). - * - * :data - * - * Example: - * - * 11:hello world2:hi - * - * If any contents are binary, they will be encoded as base64 strings. Base64 - * encoded strings are marked with a b before the length specifier - * - * @param {Array} packets - * @api private - */ - -exports.encodePayload = function (packets, supportsBinary, callback) { - if (typeof supportsBinary == 'function') { - callback = supportsBinary; - supportsBinary = null; - } - - var isBinary = hasBinary(packets); - - if (supportsBinary && isBinary) { - if (Blob && !dontSendBlobs) { - return exports.encodePayloadAsBlob(packets, callback); - } - - return exports.encodePayloadAsArrayBuffer(packets, callback); - } - - if (!packets.length) { - return callback('0:'); - } - - function setLengthHeader(message) { - return message.length + ':' + message; - } - - function encodeOne(packet, doneCallback) { - exports.encodePacket(packet, !isBinary ? false : supportsBinary, true, function (message) { - doneCallback(null, setLengthHeader(message)); - }); - } - - map(packets, encodeOne, function (err, results) { - return callback(results.join('')); - }); -}; - -/** - * Async array map using after - */ - -function map(ary, each, done) { - var result = new Array(ary.length); - var next = after(ary.length, done); - - var eachWithIndex = function eachWithIndex(i, el, cb) { - each(el, function (error, msg) { - result[i] = msg; - cb(error, result); - }); - }; - - for (var i = 0; i < ary.length; i++) { - eachWithIndex(i, ary[i], next); - } -} - -/* - * Decodes data when a payload is maybe expected. Possible binary contents are - * decoded from their base64 representation - * - * @param {String} data, callback method - * @api public - */ - -exports.decodePayload = function (data, binaryType, callback) { - if (typeof data != 'string') { - return exports.decodePayloadAsBinary(data, binaryType, callback); - } - - if (typeof binaryType === 'function') { - callback = binaryType; - binaryType = null; - } - - var packet; - if (data == '') { - // parser error - ignoring payload - return callback(err, 0, 1); - } - - var length = '', - n, - msg; - - for (var i = 0, l = data.length; i < l; i++) { - var chr = data.charAt(i); - - if (':' != chr) { - length += chr; - } else { - if ('' == length || length != (n = Number(length))) { - // parser error - ignoring payload - return callback(err, 0, 1); - } - - msg = data.substr(i + 1, n); - - if (length != msg.length) { - // parser error - ignoring payload - return callback(err, 0, 1); - } - - if (msg.length) { - packet = exports.decodePacket(msg, binaryType, true); - - if (err.type == packet.type && err.data == packet.data) { - // parser error in individual packet - ignoring payload - return callback(err, 0, 1); - } - - var ret = callback(packet, i + n, l); - if (false === ret) return; - } - - // advance cursor - i += n; - length = ''; - } - } - - if (length != '') { - // parser error - ignoring payload - return callback(err, 0, 1); - } -}; - -/** - * Encodes multiple messages (payload) as binary. - * - * <1 = binary, 0 = string>[...] - * - * Example: - * 1 3 255 1 2 3, if the binary contents are interpreted as 8 bit integers - * - * @param {Array} packets - * @return {ArrayBuffer} encoded payload - * @api private - */ - -exports.encodePayloadAsArrayBuffer = function (packets, callback) { - if (!packets.length) { - return callback(new ArrayBuffer(0)); - } - - function encodeOne(packet, doneCallback) { - exports.encodePacket(packet, true, true, function (data) { - return doneCallback(null, data); - }); - } - - map(packets, encodeOne, function (err, encodedPackets) { - var totalLength = encodedPackets.reduce(function (acc, p) { - var len; - if (typeof p === 'string') { - len = p.length; - } else { - len = p.byteLength; - } - return acc + len.toString().length + len + 2; // string/binary identifier + separator = 2 - }, 0); - - var resultArray = new Uint8Array(totalLength); - - var bufferIndex = 0; - encodedPackets.forEach(function (p) { - var isString = typeof p === 'string'; - var ab = p; - if (isString) { - var view = new Uint8Array(p.length); - for (var i = 0; i < p.length; i++) { - view[i] = p.charCodeAt(i); - } - ab = view.buffer; - } - - if (isString) { - // not true binary - resultArray[bufferIndex++] = 0; - } else { - // true binary - resultArray[bufferIndex++] = 1; - } - - var lenStr = ab.byteLength.toString(); - for (var i = 0; i < lenStr.length; i++) { - resultArray[bufferIndex++] = parseInt(lenStr[i]); - } - resultArray[bufferIndex++] = 255; - - var view = new Uint8Array(ab); - for (var i = 0; i < view.length; i++) { - resultArray[bufferIndex++] = view[i]; - } - }); - - return callback(resultArray.buffer); - }); -}; - -/** - * Encode as Blob - */ - -exports.encodePayloadAsBlob = function (packets, callback) { - function encodeOne(packet, doneCallback) { - exports.encodePacket(packet, true, true, function (encoded) { - var binaryIdentifier = new Uint8Array(1); - binaryIdentifier[0] = 1; - if (typeof encoded === 'string') { - var view = new Uint8Array(encoded.length); - for (var i = 0; i < encoded.length; i++) { - view[i] = encoded.charCodeAt(i); - } - encoded = view.buffer; - binaryIdentifier[0] = 0; - } - - var len = encoded instanceof ArrayBuffer ? encoded.byteLength : encoded.size; - - var lenStr = len.toString(); - var lengthAry = new Uint8Array(lenStr.length + 1); - for (var i = 0; i < lenStr.length; i++) { - lengthAry[i] = parseInt(lenStr[i]); - } - lengthAry[lenStr.length] = 255; - - if (Blob) { - var blob = new Blob([binaryIdentifier.buffer, lengthAry.buffer, encoded]); - doneCallback(null, blob); - } - }); - } - - map(packets, encodeOne, function (err, results) { - return callback(new Blob(results)); - }); -}; - -/* - * Decodes data when a payload is maybe expected. Strings are decoded by - * interpreting each byte as a key code for entries marked to start with 0. See - * description of encodePayloadAsBinary - * - * @param {ArrayBuffer} data, callback method - * @api public - */ - -exports.decodePayloadAsBinary = function (data, binaryType, callback) { - if (typeof binaryType === 'function') { - callback = binaryType; - binaryType = null; - } - - var bufferTail = data; - var buffers = []; - - var numberTooLong = false; - while (bufferTail.byteLength > 0) { - var tailArray = new Uint8Array(bufferTail); - var isString = tailArray[0] === 0; - var msgLength = ''; - - for (var i = 1;; i++) { - if (tailArray[i] == 255) break; - - if (msgLength.length > 310) { - numberTooLong = true; - break; - } - - msgLength += tailArray[i]; - } - - if (numberTooLong) return callback(err, 0, 1); - - bufferTail = sliceBuffer(bufferTail, 2 + msgLength.length); - msgLength = parseInt(msgLength); - - var msg = sliceBuffer(bufferTail, 0, msgLength); - if (isString) { - try { - msg = String.fromCharCode.apply(null, new Uint8Array(msg)); - } catch (e) { - // iPhone Safari doesn't let you apply to typed arrays - var typed = new Uint8Array(msg); - msg = ''; - for (var i = 0; i < typed.length; i++) { - msg += String.fromCharCode(typed[i]); - } - } - } - - buffers.push(msg); - bufferTail = sliceBuffer(bufferTail, msgLength); - } - - var total = buffers.length; - buffers.forEach(function (buffer, i) { - callback(exports.decodePacket(buffer, binaryType, true), i, total); - }); -}; -/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(0))) - -/***/ }), -/* 3 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -module.exports = function (a, b) { - var fn = function fn() {}; - fn.prototype = b.prototype; - a.prototype = new fn(); - a.prototype.constructor = a; -}; - -/***/ }), -/* 4 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -/** - * Module dependencies. - */ - -var parser = __webpack_require__(2); -var Emitter = __webpack_require__(6); - -/** - * Module exports. - */ - -module.exports = Transport; - -/** - * Transport abstract constructor. - * - * @param {Object} options. - * @api private - */ - -function Transport(opts) { - this.path = opts.path; - this.hostname = opts.hostname; - this.port = opts.port; - this.secure = opts.secure; - this.query = opts.query; - this.timestampParam = opts.timestampParam; - this.timestampRequests = opts.timestampRequests; - this.readyState = ''; - this.agent = opts.agent || false; - this.socket = opts.socket; - this.enablesXDR = opts.enablesXDR; - - // SSL options for Node.js client - this.pfx = opts.pfx; - this.key = opts.key; - this.passphrase = opts.passphrase; - this.cert = opts.cert; - this.ca = opts.ca; - this.ciphers = opts.ciphers; - this.rejectUnauthorized = opts.rejectUnauthorized; - this.forceNode = opts.forceNode; - - // other options for Node.js client - this.extraHeaders = opts.extraHeaders; - this.localAddress = opts.localAddress; -} - -/** - * Mix in `Emitter`. - */ - -Emitter(Transport.prototype); - -/** - * Emits an error. - * - * @param {String} str - * @return {Transport} for chaining - * @api public - */ - -Transport.prototype.onError = function (msg, desc) { - var err = new Error(msg); - err.type = 'TransportError'; - err.description = desc; - this.emit('error', err); - return this; -}; - -/** - * Opens the transport. - * - * @api public - */ - -Transport.prototype.open = function () { - if ('closed' === this.readyState || '' === this.readyState) { - this.readyState = 'opening'; - this.doOpen(); - } - - return this; -}; - -/** - * Closes the transport. - * - * @api private - */ - -Transport.prototype.close = function () { - if ('opening' === this.readyState || 'open' === this.readyState) { - this.doClose(); - this.onClose(); - } - - return this; -}; - -/** - * Sends multiple packets. - * - * @param {Array} packets - * @api private - */ - -Transport.prototype.send = function (packets) { - if ('open' === this.readyState) { - this.write(packets); - } else { - throw new Error('Transport not open'); - } -}; - -/** - * Called upon open - * - * @api private - */ - -Transport.prototype.onOpen = function () { - this.readyState = 'open'; - this.writable = true; - this.emit('open'); -}; - -/** - * Called with data. - * - * @param {String} data - * @api private - */ - -Transport.prototype.onData = function (data) { - var packet = parser.decodePacket(data, this.socket.binaryType); - this.onPacket(packet); -}; - -/** - * Called with a decoded packet. - */ - -Transport.prototype.onPacket = function (packet) { - this.emit('packet', packet); -}; - -/** - * Called upon close. - * - * @api private - */ - -Transport.prototype.onClose = function () { - this.readyState = 'closed'; - this.emit('close'); -}; - -/***/ }), -/* 5 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; -/* WEBPACK VAR INJECTION */(function(global) { - -// browser shim for xmlhttprequest module - -var hasCORS = __webpack_require__(40); - -module.exports = function (opts) { - var xdomain = opts.xdomain; - - // scheme must be same when usign XDomainRequest - // http://blogs.msdn.com/b/ieinternals/archive/2010/05/13/xdomainrequest-restrictions-limitations-and-workarounds.aspx - var xscheme = opts.xscheme; - - // XDomainRequest has a flow of not sending cookie, therefore it should be disabled as a default. - // https://github.com/Automattic/engine.io-client/pull/217 - var enablesXDR = opts.enablesXDR; - - // XMLHttpRequest can be disabled on IE - try { - if ('undefined' !== typeof XMLHttpRequest && (!xdomain || hasCORS)) { - return new XMLHttpRequest(); - } - } catch (e) {} - - // Use XDomainRequest for IE8 if enablesXDR is true - // because loading bar keeps flashing when using jsonp-polling - // https://github.com/yujiosaka/socke.io-ie8-loading-example - try { - if ('undefined' !== typeof XDomainRequest && !xscheme && enablesXDR) { - return new XDomainRequest(); - } - } catch (e) {} - - if (!xdomain) { - try { - return new global[['Active'].concat('Object').join('X')]('Microsoft.XMLHTTP'); - } catch (e) {} - } -}; -/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(0))) - -/***/ }), -/* 6 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -/** - * Expose `Emitter`. - */ - -if (true) { - module.exports = Emitter; -} - -/** - * 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['$' + event]; - return this; - } - - // remove specific handler - var cb; - for (var i = 0; i < callbacks.length; i++) { - cb = callbacks[i]; - if (cb === fn || cb.fn === fn) { - callbacks.splice(i, 1); - break; - } - } - return this; -}; - -/** - * Emit `event` with the given args. - * - * @param {String} event - * @param {Mixed} ... - * @return {Emitter} - */ - -Emitter.prototype.emit = function (event) { - this._callbacks = this._callbacks || {}; - var args = [].slice.call(arguments, 1), - callbacks = this._callbacks['$' + event]; - - if (callbacks) { - callbacks = callbacks.slice(0); - for (var i = 0, len = callbacks.length; i < len; ++i) { - callbacks[i].apply(this, args); - } - } - - return this; -}; - -/** - * 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; -}; - -/***/ }), -/* 7 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -/** - * Compiles a querystring - * Returns string representation of the object - * - * @param {Object} - * @api private - */ - -exports.encode = function (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 - */ - -exports.decode = function (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; -}; - -/***/ }), -/* 8 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -/** - * Module dependencies. - */ - -var debug = __webpack_require__(48)('socket.io-parser'); -var json = __webpack_require__(41); -var Emitter = __webpack_require__(30); -var binary = __webpack_require__(47); -var isBuf = __webpack_require__(21); - -/** - * Protocol version. - * - * @api public - */ - -exports.protocol = 4; - -/** - * Packet types. - * - * @api public - */ - -exports.types = ['CONNECT', 'DISCONNECT', 'EVENT', 'ACK', 'ERROR', 'BINARY_EVENT', 'BINARY_ACK']; - -/** - * Packet type `connect`. - * - * @api public - */ - -exports.CONNECT = 0; - -/** - * Packet type `disconnect`. - * - * @api public - */ - -exports.DISCONNECT = 1; - -/** - * Packet type `event`. - * - * @api public - */ - -exports.EVENT = 2; - -/** - * Packet type `ack`. - * - * @api public - */ - -exports.ACK = 3; - -/** - * Packet type `error`. - * - * @api public - */ - -exports.ERROR = 4; - -/** - * Packet type 'binary event' - * - * @api public - */ - -exports.BINARY_EVENT = 5; - -/** - * Packet type `binary ack`. For acks with binary arguments. - * - * @api public - */ - -exports.BINARY_ACK = 6; - -/** - * Encoder constructor. - * - * @api public - */ - -exports.Encoder = Encoder; - -/** - * Decoder constructor. - * - * @api public - */ - -exports.Decoder = Decoder; - -/** - * A socket.io Encoder instance - * - * @api public - */ - -function Encoder() {} - -/** - * Encode a packet as a single string if non-binary, or as a - * buffer sequence, depending on packet type. - * - * @param {Object} obj - packet object - * @param {Function} callback - function to handle encodings (likely engine.write) - * @return Calls callback with Array of encodings - * @api public - */ - -Encoder.prototype.encode = function (obj, callback) { - debug('encoding packet %j', obj); - - if (exports.BINARY_EVENT == obj.type || exports.BINARY_ACK == obj.type) { - encodeAsBinary(obj, callback); - } else { - var encoding = encodeAsString(obj); - callback([encoding]); - } -}; - -/** - * Encode packet as string. - * - * @param {Object} packet - * @return {String} encoded - * @api private - */ - -function encodeAsString(obj) { - var str = ''; - var nsp = false; - - // first is type - str += obj.type; - - // attachments if we have them - if (exports.BINARY_EVENT == obj.type || exports.BINARY_ACK == obj.type) { - str += obj.attachments; - str += '-'; - } - - // if we have a namespace other than `/` - // we append it followed by a comma `,` - if (obj.nsp && '/' != obj.nsp) { - nsp = true; - str += obj.nsp; - } - - // immediately followed by the id - if (null != obj.id) { - if (nsp) { - str += ','; - nsp = false; - } - str += obj.id; - } - - // json data - if (null != obj.data) { - if (nsp) str += ','; - str += json.stringify(obj.data); - } - - debug('encoded %j as %s', obj, str); - return str; -} - -/** - * Encode packet as 'buffer sequence' by removing blobs, and - * deconstructing packet into object with placeholders and - * a list of buffers. - * - * @param {Object} packet - * @return {Buffer} encoded - * @api private - */ - -function encodeAsBinary(obj, callback) { - - function writeEncoding(bloblessData) { - var deconstruction = binary.deconstructPacket(bloblessData); - var pack = encodeAsString(deconstruction.packet); - var buffers = deconstruction.buffers; - - buffers.unshift(pack); // add packet info to beginning of data list - callback(buffers); // write all the buffers - } - - binary.removeBlobs(obj, writeEncoding); -} - -/** - * A socket.io Decoder instance - * - * @return {Object} decoder - * @api public - */ - -function Decoder() { - this.reconstructor = null; -} - -/** - * Mix in `Emitter` with Decoder. - */ - -Emitter(Decoder.prototype); - -/** - * Decodes an ecoded packet string into packet JSON. - * - * @param {String} obj - encoded packet - * @return {Object} packet - * @api public - */ - -Decoder.prototype.add = function (obj) { - var packet; - if ('string' == typeof obj) { - packet = decodeString(obj); - if (exports.BINARY_EVENT == packet.type || exports.BINARY_ACK == packet.type) { - // binary packet's json - this.reconstructor = new BinaryReconstructor(packet); - - // no attachments, labeled binary but no binary data to follow - if (this.reconstructor.reconPack.attachments === 0) { - this.emit('decoded', packet); - } - } else { - // non-binary full packet - this.emit('decoded', packet); - } - } else if (isBuf(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; - this.emit('decoded', packet); - } - } - } else { - throw new Error('Unknown type: ' + obj); - } -}; - -/** - * Decode a packet String (JSON data) - * - * @param {String} str - * @return {Object} packet - * @api private - */ - -function decodeString(str) { - var p = {}; - var i = 0; - - // look up type - p.type = Number(str.charAt(0)); - if (null == exports.types[p.type]) return error(); - - // look up attachments if type binary - if (exports.BINARY_EVENT == p.type || exports.BINARY_ACK == p.type) { - var buf = ''; - while (str.charAt(++i) != '-') { - buf += str.charAt(i); - if (i == str.length) break; - } - 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)) { - p.nsp = ''; - while (++i) { - var c = str.charAt(i); - if (',' == c) break; - p.nsp += c; - if (i == str.length) break; - } - } else { - p.nsp = '/'; - } - - // look up id - var next = str.charAt(i + 1); - if ('' !== next && Number(next) == next) { - p.id = ''; - while (++i) { - var c = str.charAt(i); - if (null == c || Number(c) != c) { - --i; - break; - } - p.id += str.charAt(i); - if (i == str.length) break; - } - p.id = Number(p.id); - } - - // look up json data - if (str.charAt(++i)) { - p = tryParse(p, str.substr(i)); - } - - debug('decoded %s as %j', str, p); - return p; -} - -function tryParse(p, str) { - try { - p.data = json.parse(str); - } catch (e) { - return error(); - } - return p; -}; - -/** - * Deallocates a parser's resources - * - * @api public - */ - -Decoder.prototype.destroy = function () { - if (this.reconstructor) { - this.reconstructor.finishedReconstruction(); - } -}; - -/** - * 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 - * @api private - */ - -function BinaryReconstructor(packet) { - this.reconPack = packet; - this.buffers = []; -} - -/** - * 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. - * @api private - */ - -BinaryReconstructor.prototype.takeBinaryData = function (binData) { - this.buffers.push(binData); - if (this.buffers.length == this.reconPack.attachments) { - // done with buffer list - var packet = binary.reconstructPacket(this.reconPack, this.buffers); - this.finishedReconstruction(); - return packet; - } - return null; -}; - -/** - * Cleans up binary packet reconstruction variables. - * - * @api private - */ - -BinaryReconstructor.prototype.finishedReconstruction = function () { - this.reconPack = null; - this.buffers = []; -}; - -function error(data) { - return { - type: exports.ERROR, - data: 'parser error' - }; -} - -/***/ }), -/* 9 */ -/***/ (function(module, exports) { - -/* WEBPACK VAR INJECTION */(function(__webpack_amd_options__) {/* globals __webpack_amd_options__ */ -module.exports = __webpack_amd_options__; - -/* WEBPACK VAR INJECTION */}.call(exports, {})) - -/***/ }), -/* 10 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -/** - * Slice reference. - */ - -var slice = [].slice; - -/** - * Bind `obj` to `fn`. - * - * @param {Object} obj - * @param {Function|String} fn or string - * @return {Function} - * @api public - */ - -module.exports = function (obj, fn) { - if ('string' == typeof fn) fn = obj[fn]; - if ('function' != typeof fn) throw new Error('bind() requires a function'); - var args = slice.call(arguments, 2); - return function () { - return fn.apply(obj, args.concat(slice.call(arguments))); - }; -}; - -/***/ }), -/* 11 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; -/* WEBPACK VAR INJECTION */(function(global) { - -/** - * Module dependencies - */ - -var XMLHttpRequest = __webpack_require__(5); -var XHR = __webpack_require__(36); -var JSONP = __webpack_require__(35); -var websocket = __webpack_require__(37); - -/** - * Export transports. - */ - -exports.polling = polling; -exports.websocket = websocket; - -/** - * Polling transport polymorphic constructor. - * Decides on xhr vs jsonp based on feature detection. - * - * @api private - */ - -function polling(opts) { - var xhr; - var xd = false; - var xs = false; - var jsonp = false !== opts.jsonp; - - if (global.location) { - var isSSL = 'https:' === location.protocol; - var port = location.port; - - // some user agents have empty `location.port` - if (!port) { - port = isSSL ? 443 : 80; - } - - xd = opts.hostname !== location.hostname || port !== opts.port; - xs = opts.secure !== isSSL; - } - - opts.xdomain = xd; - opts.xscheme = xs; - xhr = new XMLHttpRequest(opts); - - if ('open' in xhr && !opts.forceJSONP) { - return new XHR(opts); - } else { - if (!jsonp) throw new Error('JSONP disabled'); - return new JSONP(opts); - } -} -/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(0))) - -/***/ }), -/* 12 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -/** - * Module dependencies. - */ - -var Transport = __webpack_require__(4); -var parseqs = __webpack_require__(7); -var parser = __webpack_require__(2); -var inherit = __webpack_require__(3); -var yeast = __webpack_require__(23); -var debug = __webpack_require__(1)('engine.io-client:polling'); - -/** - * Module exports. - */ - -module.exports = Polling; - -/** - * Is XHR2 supported? - */ - -var hasXHR2 = function () { - var XMLHttpRequest = __webpack_require__(5); - var xhr = new XMLHttpRequest({ xdomain: false }); - return null != xhr.responseType; -}(); - -/** - * Polling interface. - * - * @param {Object} opts - * @api private - */ - -function Polling(opts) { - var forceBase64 = opts && opts.forceBase64; - if (!hasXHR2 || forceBase64) { - this.supportsBinary = false; - } - Transport.call(this, opts); -} - -/** - * Inherits from Transport. - */ - -inherit(Polling, Transport); - -/** - * Transport name. - */ - -Polling.prototype.name = 'polling'; - -/** - * Opens the socket (triggers polling). We write a PING message to determine - * when the transport is open. - * - * @api private - */ - -Polling.prototype.doOpen = function () { - this.poll(); -}; - -/** - * Pauses polling. - * - * @param {Function} callback upon buffers are flushed and transport is paused - * @api private - */ - -Polling.prototype.pause = function (onPause) { - var self = this; - - this.readyState = 'pausing'; - - function pause() { - debug('paused'); - self.readyState = 'paused'; - onPause(); - } - - if (this.polling || !this.writable) { - var total = 0; - - if (this.polling) { - debug('we are currently polling - waiting to pause'); - total++; - this.once('pollComplete', function () { - debug('pre-pause polling complete'); - --total || pause(); - }); - } - - if (!this.writable) { - debug('we are currently writing - waiting to pause'); - total++; - this.once('drain', function () { - debug('pre-pause writing complete'); - --total || pause(); - }); - } - } else { - pause(); - } -}; - -/** - * Starts polling cycle. - * - * @api public - */ - -Polling.prototype.poll = function () { - debug('polling'); - this.polling = true; - this.doPoll(); - this.emit('poll'); -}; - -/** - * Overloads onData to detect payloads. - * - * @api private - */ - -Polling.prototype.onData = function (data) { - var self = this; - debug('polling got data %s', data); - var callback = function callback(packet, index, total) { - // if its the first message we consider the transport open - if ('opening' === self.readyState) { - self.onOpen(); - } - - // if its a close packet, we close the ongoing requests - if ('close' === packet.type) { - self.onClose(); - return false; - } - - // otherwise bypass onData and handle the message - self.onPacket(packet); - }; - - // decode payload - parser.decodePayload(data, this.socket.binaryType, callback); - - // if an event did not trigger closing - if ('closed' !== this.readyState) { - // if we got data we're not polling - this.polling = false; - this.emit('pollComplete'); - - if ('open' === this.readyState) { - this.poll(); - } else { - debug('ignoring poll - transport state "%s"', this.readyState); - } - } -}; - -/** - * For polling, send a close packet. - * - * @api private - */ - -Polling.prototype.doClose = function () { - var self = this; - - function close() { - debug('writing close packet'); - self.write([{ type: 'close' }]); - } - - if ('open' === this.readyState) { - debug('transport open - closing'); - close(); - } else { - // in case we're trying to close while - // handshaking is in progress (GH-164) - debug('transport not open - deferring close'); - this.once('open', close); - } -}; - -/** - * Writes a packets payload. - * - * @param {Array} data packets - * @param {Function} drain callback - * @api private - */ - -Polling.prototype.write = function (packets) { - var self = this; - this.writable = false; - var callbackfn = function callbackfn() { - self.writable = true; - self.emit('drain'); - }; - - parser.encodePayload(packets, this.supportsBinary, function (data) { - self.doWrite(data, callbackfn); - }); -}; - -/** - * Generates uri for connection. - * - * @api private - */ - -Polling.prototype.uri = function () { - var query = this.query || {}; - var schema = this.secure ? 'https' : 'http'; - var port = ''; - - // cache busting is forced - if (false !== this.timestampRequests) { - query[this.timestampParam] = yeast(); - } - - if (!this.supportsBinary && !query.sid) { - query.b64 = 1; - } - - query = parseqs.encode(query); - - // avoid port if default for schema - if (this.port && ('https' === schema && Number(this.port) !== 443 || 'http' === schema && Number(this.port) !== 80)) { - port = ':' + this.port; - } - - // prepend ? to query - if (query.length) { - query = '?' + query; - } - - var ipv6 = this.hostname.indexOf(':') !== -1; - return schema + '://' + (ipv6 ? '[' + this.hostname + ']' : this.hostname) + port + this.path + query; -}; - -/***/ }), -/* 13 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; -/* WEBPACK VAR INJECTION */(function(global) { - -var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; - -/* - * Module requirements. - */ - -var isArray = __webpack_require__(15); - -/** - * Module exports. - */ - -module.exports = hasBinary; - -/** - * Checks for binary data. - * - * Right now only Buffer and ArrayBuffer are supported.. - * - * @param {Object} anything - * @api public - */ - -function hasBinary(data) { - - function _hasBinary(obj) { - if (!obj) return false; - - if (global.Buffer && global.Buffer.isBuffer && global.Buffer.isBuffer(obj) || global.ArrayBuffer && obj instanceof ArrayBuffer || global.Blob && obj instanceof Blob || global.File && obj instanceof File) { - return true; - } - - if (isArray(obj)) { - for (var i = 0; i < obj.length; i++) { - if (_hasBinary(obj[i])) { - return true; - } - } - } else if (obj && 'object' == (typeof obj === 'undefined' ? 'undefined' : _typeof(obj))) { - // see: https://github.com/Automattic/has-binary/pull/4 - if (obj.toJSON && 'function' == typeof obj.toJSON) { - obj = obj.toJSON(); - } - - for (var key in obj) { - if (Object.prototype.hasOwnProperty.call(obj, key) && _hasBinary(obj[key])) { - return true; - } - } - } - - return false; - } - - return _hasBinary(data); -} -/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(0))) - -/***/ }), -/* 14 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -var indexOf = [].indexOf; - -module.exports = function (arr, obj) { - if (indexOf) return arr.indexOf(obj); - for (var i = 0; i < arr.length; ++i) { - if (arr[i] === obj) return i; - } - return -1; -}; - -/***/ }), -/* 15 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -module.exports = Array.isArray || function (arr) { - return Object.prototype.toString.call(arr) == '[object Array]'; -}; - -/***/ }), -/* 16 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -/** - * 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']; - -module.exports = function parseuri(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; - } - - return uri; -}; - -/***/ }), -/* 17 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; - -/** - * Module dependencies. - */ - -var eio = __webpack_require__(32); -var Socket = __webpack_require__(19); -var Emitter = __webpack_require__(20); -var parser = __webpack_require__(8); -var on = __webpack_require__(18); -var bind = __webpack_require__(10); -var debug = __webpack_require__(1)('socket.io-client:manager'); -var indexOf = __webpack_require__(14); -var Backoff = __webpack_require__(27); - -/** - * IE6+ hasOwnProperty - */ - -var has = Object.prototype.hasOwnProperty; - -/** - * Module exports - */ - -module.exports = Manager; - -/** - * `Manager` constructor. - * - * @param {String} engine instance or engine uri/opts - * @param {Object} options - * @api public - */ - -function Manager(uri, opts) { - if (!(this instanceof Manager)) return new Manager(uri, opts); - if (uri && 'object' === (typeof uri === 'undefined' ? 'undefined' : _typeof(uri))) { - opts = uri; - uri = undefined; - } - opts = opts || {}; - - opts.path = opts.path || '/socket.io'; - this.nsps = {}; - this.subs = []; - this.opts = opts; - this.reconnection(opts.reconnection !== false); - this.reconnectionAttempts(opts.reconnectionAttempts || Infinity); - this.reconnectionDelay(opts.reconnectionDelay || 1000); - this.reconnectionDelayMax(opts.reconnectionDelayMax || 5000); - this.randomizationFactor(opts.randomizationFactor || 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; - this.connecting = []; - this.lastPing = null; - this.encoding = false; - this.packetBuffer = []; - this.encoder = new parser.Encoder(); - this.decoder = new parser.Decoder(); - this.autoConnect = opts.autoConnect !== false; - if (this.autoConnect) this.open(); -} - -/** - * Propagate given event to sockets and emit on `this` - * - * @api private - */ - -Manager.prototype.emitAll = function () { - this.emit.apply(this, arguments); - for (var nsp in this.nsps) { - if (has.call(this.nsps, nsp)) { - this.nsps[nsp].emit.apply(this.nsps[nsp], arguments); - } - } -}; - -/** - * Update `socket.id` of all sockets - * - * @api private - */ - -Manager.prototype.updateSocketIds = function () { - for (var nsp in this.nsps) { - if (has.call(this.nsps, nsp)) { - this.nsps[nsp].id = this.engine.id; - } - } -}; - -/** - * Mix in `Emitter`. - */ - -Emitter(Manager.prototype); - -/** - * Sets the `reconnection` config. - * - * @param {Boolean} true/false if it should automatically reconnect - * @return {Manager} self or value - * @api public - */ - -Manager.prototype.reconnection = function (v) { - if (!arguments.length) return this._reconnection; - this._reconnection = !!v; - return this; -}; - -/** - * Sets the reconnection attempts config. - * - * @param {Number} max reconnection attempts before giving up - * @return {Manager} self or value - * @api public - */ - -Manager.prototype.reconnectionAttempts = function (v) { - if (!arguments.length) return this._reconnectionAttempts; - this._reconnectionAttempts = v; - return this; -}; - -/** - * Sets the delay between reconnections. - * - * @param {Number} delay - * @return {Manager} self or value - * @api public - */ - -Manager.prototype.reconnectionDelay = function (v) { - if (!arguments.length) return this._reconnectionDelay; - this._reconnectionDelay = v; - this.backoff && this.backoff.setMin(v); - return this; -}; - -Manager.prototype.randomizationFactor = function (v) { - if (!arguments.length) return this._randomizationFactor; - this._randomizationFactor = v; - this.backoff && this.backoff.setJitter(v); - return this; -}; - -/** - * Sets the maximum delay between reconnections. - * - * @param {Number} delay - * @return {Manager} self or value - * @api public - */ - -Manager.prototype.reconnectionDelayMax = function (v) { - if (!arguments.length) return this._reconnectionDelayMax; - this._reconnectionDelayMax = v; - this.backoff && this.backoff.setMax(v); - return this; -}; - -/** - * Sets the connection timeout. `false` to disable - * - * @return {Manager} self or value - * @api public - */ - -Manager.prototype.timeout = function (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 - * - * @api private - */ - -Manager.prototype.maybeReconnectOnOpen = function () { - // 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} optional, callback - * @return {Manager} self - * @api public - */ - -Manager.prototype.open = Manager.prototype.connect = function (fn, opts) { - debug('readyState %s', this.readyState); - if (~this.readyState.indexOf('open')) return this; - - debug('opening %s', this.uri); - this.engine = eio(this.uri, this.opts); - var socket = this.engine; - var self = this; - this.readyState = 'opening'; - this.skipReconnect = false; - - // emit `open` - var openSub = on(socket, 'open', function () { - self.onopen(); - fn && fn(); - }); - - // emit `connect_error` - var errorSub = on(socket, 'error', function (data) { - debug('connect_error'); - self.cleanup(); - self.readyState = 'closed'; - self.emitAll('connect_error', data); - if (fn) { - var err = new Error('Connection error'); - err.data = data; - fn(err); - } else { - // Only do this if there is no fn to handle the error - self.maybeReconnectOnOpen(); - } - }); - - // emit `connect_timeout` - if (false !== this._timeout) { - var timeout = this._timeout; - debug('connect attempt will timeout after %d', timeout); - - // set timer - var timer = setTimeout(function () { - debug('connect attempt timed out after %d', timeout); - openSub.destroy(); - socket.close(); - socket.emit('error', 'timeout'); - self.emitAll('connect_timeout', timeout); - }, timeout); - - this.subs.push({ - destroy: function destroy() { - clearTimeout(timer); - } - }); - } - - this.subs.push(openSub); - this.subs.push(errorSub); - - return this; -}; - -/** - * Called upon transport open. - * - * @api private - */ - -Manager.prototype.onopen = function () { - debug('open'); - - // clear old subs - this.cleanup(); - - // mark as open - this.readyState = 'open'; - this.emit('open'); - - // add new subs - var socket = this.engine; - this.subs.push(on(socket, 'data', bind(this, 'ondata'))); - this.subs.push(on(socket, 'ping', bind(this, 'onping'))); - this.subs.push(on(socket, 'pong', bind(this, 'onpong'))); - this.subs.push(on(socket, 'error', bind(this, 'onerror'))); - this.subs.push(on(socket, 'close', bind(this, 'onclose'))); - this.subs.push(on(this.decoder, 'decoded', bind(this, 'ondecoded'))); -}; - -/** - * Called upon a ping. - * - * @api private - */ - -Manager.prototype.onping = function () { - this.lastPing = new Date(); - this.emitAll('ping'); -}; - -/** - * Called upon a packet. - * - * @api private - */ - -Manager.prototype.onpong = function () { - this.emitAll('pong', new Date() - this.lastPing); -}; - -/** - * Called with data. - * - * @api private - */ - -Manager.prototype.ondata = function (data) { - this.decoder.add(data); -}; - -/** - * Called when parser fully decodes a packet. - * - * @api private - */ - -Manager.prototype.ondecoded = function (packet) { - this.emit('packet', packet); -}; - -/** - * Called upon socket error. - * - * @api private - */ - -Manager.prototype.onerror = function (err) { - debug('error', err); - this.emitAll('error', err); -}; - -/** - * Creates a new socket for the given `nsp`. - * - * @return {Socket} - * @api public - */ - -Manager.prototype.socket = function (nsp, opts) { - var socket = this.nsps[nsp]; - if (!socket) { - socket = new Socket(this, nsp, opts); - this.nsps[nsp] = socket; - var self = this; - socket.on('connecting', onConnecting); - socket.on('connect', function () { - socket.id = self.engine.id; - }); - - if (this.autoConnect) { - // manually call here since connecting evnet is fired before listening - onConnecting(); - } - } - - function onConnecting() { - if (!~indexOf(self.connecting, socket)) { - self.connecting.push(socket); - } - } - - return socket; -}; - -/** - * Called upon a socket close. - * - * @param {Socket} socket - */ - -Manager.prototype.destroy = function (socket) { - var index = indexOf(this.connecting, socket); - if (~index) this.connecting.splice(index, 1); - if (this.connecting.length) return; - - this.close(); -}; - -/** - * Writes a packet. - * - * @param {Object} packet - * @api private - */ - -Manager.prototype.packet = function (packet) { - debug('writing packet %j', packet); - var self = this; - if (packet.query && packet.type === 0) packet.nsp += '?' + packet.query; - - if (!self.encoding) { - // encode, then write to engine with result - self.encoding = true; - this.encoder.encode(packet, function (encodedPackets) { - for (var i = 0; i < encodedPackets.length; i++) { - self.engine.write(encodedPackets[i], packet.options); - } - self.encoding = false; - self.processPacketQueue(); - }); - } else { - // add packet to the queue - self.packetBuffer.push(packet); - } -}; - -/** - * If packet buffer is non-empty, begins encoding the - * next packet in line. - * - * @api private - */ - -Manager.prototype.processPacketQueue = function () { - if (this.packetBuffer.length > 0 && !this.encoding) { - var pack = this.packetBuffer.shift(); - this.packet(pack); - } -}; - -/** - * Clean up transport subscriptions and packet buffer. - * - * @api private - */ - -Manager.prototype.cleanup = function () { - debug('cleanup'); - - var subsLength = this.subs.length; - for (var i = 0; i < subsLength; i++) { - var sub = this.subs.shift(); - sub.destroy(); - } - - this.packetBuffer = []; - this.encoding = false; - this.lastPing = null; - - this.decoder.destroy(); -}; - -/** - * Close the current socket. - * - * @api private - */ - -Manager.prototype.close = Manager.prototype.disconnect = function () { - debug('disconnect'); - this.skipReconnect = true; - this.reconnecting = false; - if ('opening' === this.readyState) { - // `onclose` will not fire because - // an open event never happened - this.cleanup(); - } - this.backoff.reset(); - this.readyState = 'closed'; - if (this.engine) this.engine.close(); -}; - -/** - * Called upon engine close. - * - * @api private - */ - -Manager.prototype.onclose = function (reason) { - debug('onclose'); - - this.cleanup(); - this.backoff.reset(); - this.readyState = 'closed'; - this.emit('close', reason); - - if (this._reconnection && !this.skipReconnect) { - this.reconnect(); - } -}; - -/** - * Attempt a reconnection. - * - * @api private - */ - -Manager.prototype.reconnect = function () { - if (this.reconnecting || this.skipReconnect) return this; - - var self = this; - - if (this.backoff.attempts >= this._reconnectionAttempts) { - debug('reconnect failed'); - this.backoff.reset(); - this.emitAll('reconnect_failed'); - this.reconnecting = false; - } else { - var delay = this.backoff.duration(); - debug('will wait %dms before reconnect attempt', delay); - - this.reconnecting = true; - var timer = setTimeout(function () { - if (self.skipReconnect) return; - - debug('attempting reconnect'); - self.emitAll('reconnect_attempt', self.backoff.attempts); - self.emitAll('reconnecting', self.backoff.attempts); - - // check again for the case socket closed in above events - if (self.skipReconnect) return; - - self.open(function (err) { - if (err) { - debug('reconnect attempt error'); - self.reconnecting = false; - self.reconnect(); - self.emitAll('reconnect_error', err.data); - } else { - debug('reconnect success'); - self.onreconnect(); - } - }); - }, delay); - - this.subs.push({ - destroy: function destroy() { - clearTimeout(timer); - } - }); - } -}; - -/** - * Called upon successful reconnect. - * - * @api private - */ - -Manager.prototype.onreconnect = function () { - var attempt = this.backoff.attempts; - this.reconnecting = false; - this.backoff.reset(); - this.updateSocketIds(); - this.emitAll('reconnect', attempt); -}; - -/***/ }), -/* 18 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -/** - * Module exports. - */ - -module.exports = on; - -/** - * Helper for subscriptions. - * - * @param {Object|EventEmitter} obj with `Emitter` mixin or `EventEmitter` - * @param {String} event name - * @param {Function} callback - * @api public - */ - -function on(obj, ev, fn) { - obj.on(ev, fn); - return { - destroy: function destroy() { - obj.removeListener(ev, fn); - } - }; -} - -/***/ }), -/* 19 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -/** - * Module dependencies. - */ - -var parser = __webpack_require__(8); -var Emitter = __webpack_require__(20); -var toArray = __webpack_require__(51); -var on = __webpack_require__(18); -var bind = __webpack_require__(10); -var debug = __webpack_require__(1)('socket.io-client:socket'); -var hasBin = __webpack_require__(13); - -/** - * Module exports. - */ - -module.exports = exports = Socket; - -/** - * Internal events (blacklisted). - * These events can't be emitted by the user. - * - * @api private - */ - -var events = { - connect: 1, - connect_error: 1, - connect_timeout: 1, - connecting: 1, - disconnect: 1, - error: 1, - reconnect: 1, - reconnect_attempt: 1, - reconnect_failed: 1, - reconnect_error: 1, - reconnecting: 1, - ping: 1, - pong: 1 -}; - -/** - * Shortcut to `Emitter#emit`. - */ - -var emit = Emitter.prototype.emit; - -/** - * `Socket` constructor. - * - * @api public - */ - -function Socket(io, nsp, opts) { - this.io = io; - this.nsp = nsp; - this.json = this; // compat - this.ids = 0; - this.acks = {}; - this.receiveBuffer = []; - this.sendBuffer = []; - this.connected = false; - this.disconnected = true; - if (opts && opts.query) { - this.query = opts.query; - } - if (this.io.autoConnect) this.open(); -} - -/** - * Mix in `Emitter`. - */ - -Emitter(Socket.prototype); - -/** - * Subscribe to open, close and packet events - * - * @api private - */ - -Socket.prototype.subEvents = function () { - if (this.subs) return; - - var io = this.io; - this.subs = [on(io, 'open', bind(this, 'onopen')), on(io, 'packet', bind(this, 'onpacket')), on(io, 'close', bind(this, 'onclose'))]; -}; - -/** - * "Opens" the socket. - * - * @api public - */ - -Socket.prototype.open = Socket.prototype.connect = function () { - if (this.connected) return this; - - this.subEvents(); - this.io.open(); // ensure open - if ('open' === this.io.readyState) this.onopen(); - this.emit('connecting'); - return this; -}; - -/** - * Sends a `message` event. - * - * @return {Socket} self - * @api public - */ - -Socket.prototype.send = function () { - var args = toArray(arguments); - args.unshift('message'); - this.emit.apply(this, args); - return this; -}; - -/** - * Override `emit`. - * If the event is in `events`, it's emitted normally. - * - * @param {String} event name - * @return {Socket} self - * @api public - */ - -Socket.prototype.emit = function (ev) { - if (events.hasOwnProperty(ev)) { - emit.apply(this, arguments); - return this; - } - - var args = toArray(arguments); - var parserType = parser.EVENT; // default - if (hasBin(args)) { - parserType = parser.BINARY_EVENT; - } // binary - var packet = { type: parserType, data: args }; - - packet.options = {}; - packet.options.compress = !this.flags || false !== this.flags.compress; - - // event ack callback - if ('function' === typeof args[args.length - 1]) { - debug('emitting packet with ack id %d', this.ids); - this.acks[this.ids] = args.pop(); - packet.id = this.ids++; - } - - if (this.connected) { - this.packet(packet); - } else { - this.sendBuffer.push(packet); - } - - delete this.flags; - - return this; -}; - -/** - * Sends a packet. - * - * @param {Object} packet - * @api private - */ - -Socket.prototype.packet = function (packet) { - packet.nsp = this.nsp; - this.io.packet(packet); -}; - -/** - * Called upon engine `open`. - * - * @api private - */ - -Socket.prototype.onopen = function () { - debug('transport is open - connecting'); - - // write connect packet if necessary - if ('/' !== this.nsp) { - if (this.query) { - this.packet({ type: parser.CONNECT, query: this.query }); - } else { - this.packet({ type: parser.CONNECT }); - } - } -}; - -/** - * Called upon engine `close`. - * - * @param {String} reason - * @api private - */ - -Socket.prototype.onclose = function (reason) { - debug('close (%s)', reason); - this.connected = false; - this.disconnected = true; - delete this.id; - this.emit('disconnect', reason); -}; - -/** - * Called with socket packet. - * - * @param {Object} packet - * @api private - */ - -Socket.prototype.onpacket = function (packet) { - if (packet.nsp !== this.nsp) return; - - switch (packet.type) { - case parser.CONNECT: - this.onconnect(); - break; - - case parser.EVENT: - this.onevent(packet); - break; - - case parser.BINARY_EVENT: - this.onevent(packet); - break; - - case parser.ACK: - this.onack(packet); - break; - - case parser.BINARY_ACK: - this.onack(packet); - break; - - case parser.DISCONNECT: - this.ondisconnect(); - break; - - case parser.ERROR: - this.emit('error', packet.data); - break; - } -}; - -/** - * Called upon a server event. - * - * @param {Object} packet - * @api private - */ - -Socket.prototype.onevent = function (packet) { - var args = packet.data || []; - debug('emitting event %j', args); - - if (null != packet.id) { - debug('attaching ack callback to event'); - args.push(this.ack(packet.id)); - } - - if (this.connected) { - emit.apply(this, args); - } else { - this.receiveBuffer.push(args); - } -}; - -/** - * Produces an ack callback to emit with an event. - * - * @api private - */ - -Socket.prototype.ack = function (id) { - var self = this; - var sent = false; - return function () { - // prevent double callbacks - if (sent) return; - sent = true; - var args = toArray(arguments); - debug('sending ack %j', args); - - var type = hasBin(args) ? parser.BINARY_ACK : parser.ACK; - self.packet({ - type: type, - id: id, - data: args - }); - }; -}; - -/** - * Called upon a server acknowlegement. - * - * @param {Object} packet - * @api private - */ - -Socket.prototype.onack = function (packet) { - var ack = this.acks[packet.id]; - if ('function' === typeof ack) { - debug('calling ack %s with %j', packet.id, packet.data); - ack.apply(this, packet.data); - delete this.acks[packet.id]; - } else { - debug('bad ack %s', packet.id); - } -}; - -/** - * Called upon server connect. - * - * @api private - */ - -Socket.prototype.onconnect = function () { - this.connected = true; - this.disconnected = false; - this.emit('connect'); - this.emitBuffered(); -}; - -/** - * Emit buffered events (received and emitted). - * - * @api private - */ - -Socket.prototype.emitBuffered = function () { - var i; - for (i = 0; i < this.receiveBuffer.length; i++) { - emit.apply(this, this.receiveBuffer[i]); - } - this.receiveBuffer = []; - - for (i = 0; i < this.sendBuffer.length; i++) { - this.packet(this.sendBuffer[i]); - } - this.sendBuffer = []; -}; - -/** - * Called upon server disconnect. - * - * @api private - */ - -Socket.prototype.ondisconnect = function () { - debug('server disconnect (%s)', this.nsp); - 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. - * - * @api private. - */ - -Socket.prototype.destroy = function () { - if (this.subs) { - // clean subscriptions to avoid reconnections - for (var i = 0; i < this.subs.length; i++) { - this.subs[i].destroy(); - } - this.subs = null; - } - - this.io.destroy(this); -}; - -/** - * Disconnects the socket manually. - * - * @return {Socket} self - * @api public - */ - -Socket.prototype.close = Socket.prototype.disconnect = function () { - if (this.connected) { - debug('performing disconnect (%s)', this.nsp); - this.packet({ type: parser.DISCONNECT }); - } - - // remove socket from pool - this.destroy(); - - if (this.connected) { - // fire events - this.onclose('io client disconnect'); - } - return this; -}; - -/** - * Sets the compress flag. - * - * @param {Boolean} if `true`, compresses the sending data - * @return {Socket} self - * @api public - */ - -Socket.prototype.compress = function (compress) { - this.flags = this.flags || {}; - this.flags.compress = compress; - return this; -}; - -/***/ }), -/* 20 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -/** - * Expose `Emitter`. - */ - -if (true) { - module.exports = Emitter; -} - -/** - * 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; - } - } - 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 = [].slice.call(arguments, 1), - callbacks = this._callbacks['$' + event]; - - if (callbacks) { - callbacks = callbacks.slice(0); - for (var i = 0, len = callbacks.length; i < len; ++i) { - callbacks[i].apply(this, args); - } - } - - return this; -}; - -/** - * Return array of callbacks for `event`. - * - * @param {String} event - * @return {Array} - * @api public - */ - -Emitter.prototype.listeners = function (event) { - this._callbacks = this._callbacks || {}; - return this._callbacks['$' + 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; -}; - -/***/ }), -/* 21 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; -/* WEBPACK VAR INJECTION */(function(global) { - -module.exports = isBuf; - -/** - * Returns true if obj is a buffer or an arraybuffer. - * - * @api private - */ - -function isBuf(obj) { - return global.Buffer && global.Buffer.isBuffer(obj) || global.ArrayBuffer && obj instanceof ArrayBuffer; -} -/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(0))) - -/***/ }), -/* 22 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -module.exports = function (module) { - if (!module.webpackPolyfill) { - module.deprecate = function () {}; - module.paths = []; - // module.parent = undefined by default - if (!module.children) module.children = []; - Object.defineProperty(module, "loaded", { - enumerable: true, - get: function get() { - return module.l; - } - }); - Object.defineProperty(module, "id", { - enumerable: true, - get: function get() { - return module.i; - } - }); - module.webpackPolyfill = 1; - } - return module; -}; - -/***/ }), -/* 23 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -var alphabet = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-_'.split(''), - length = 64, - map = {}, - 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(num) { - var encoded = ''; - - do { - encoded = alphabet[num % length] + encoded; - num = Math.floor(num / length); - } while (num > 0); - - return encoded; -} - -/** - * Return the integer value specified by the given string. - * - * @param {String} str The string to convert. - * @returns {Number} The integer value represented by the string. - * @api public - */ -function decode(str) { - var decoded = 0; - - for (i = 0; i < str.length; i++) { - decoded = decoded * length + map[str.charAt(i)]; - } - - return decoded; -} - -/** - * Yeast: A tiny growing id generator. - * - * @returns {String} A unique id. - * @api public - */ -function yeast() { - var now = encode(+new Date()); - - if (now !== prev) return seed = 0, prev = now; - return now + '.' + encode(seed++); -} - -// -// Map each character to its index. -// -for (; i < length; i++) { - map[alphabet[i]] = i; -} // -// Expose the `yeast`, `encode` and `decode` functions. -// -yeast.encode = encode; -yeast.decode = decode; -module.exports = yeast; - -/***/ }), -/* 24 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }(); - -function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } - -var EventEmitter = __webpack_require__(39); -var io = __webpack_require__(45); - -var uri = void 0, - workerUri = void 0, - events = void 0, - worker = void 0, - socket = {}; - -events = new EventEmitter(); - -function startWorker() { - console.log('Connecting to SharedWorker', workerUri, uri); - worker = new SharedWorker(workerUri, uri); - worker.port.addEventListener('message', function (event) { - console.log('<< message:', event.data.type, event.data.message); - events.emit(event.data.type, event.data.message); - }, false); - - worker.onerror = function (event) { - console.log('worker error', event); - events.emit('error', event); - }; - - worker.port.start(); -} - -function startSocketIo() { - socket = io(uri); -} - -var SharedWorkerSocketIO = function () { - function SharedWorkerSocketIO(socketUri) { - _classCallCheck(this, SharedWorkerSocketIO); - - console.log('SharedWorkerSocketIO ', socketUri); - uri = socketUri; - } - - _createClass(SharedWorkerSocketIO, [{ - key: 'emit', - value: function emit(event, data, cb) { - console.log('>> emit:', event, data, cb); - if (worker) { - // todo: ack cb - worker.port.postMessage({ eventType: 'emit', event: event, data: data }); - } else { - socket.emit.apply(this, arguments); - } - } - }, { - key: 'on', - value: function on(event, cb) { - console.log('on', event); - if (worker) { - worker.port.postMessage({ eventType: 'on', event: event }); - events.on(event, cb); - } else { - socket.on.apply(this, arguments); - } - } - }, { - key: 'start', - value: function start() { - this.started = true; - try { - startWorker(); - } catch (e) { - console.log('Could not start shared webwoker', e); - startSocketIo(); - } - } - }, { - key: 'setWorker', - value: function setWorker(uri) { - workerUri = uri; - if (!this.started) { - this.start(); - } - } - }]); - - return SharedWorkerSocketIO; -}(); - -module.exports = window.wio = function (uri) { - console.log('wio', uri); - return new SharedWorkerSocketIO(uri); -}; - -/***/ }), -/* 25 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -module.exports = after; - -function after(count, callback, err_cb) { - var bail = false; - err_cb = err_cb || noop; - proxy.count = count; - - return count === 0 ? callback() : proxy; - - function proxy(err, result) { - if (proxy.count <= 0) { - throw new Error('after called too many times'); - } - --proxy.count; - - // after first error, rest are passed to err_cb - if (err) { - bail = true; - callback(err); - // future error callbacks will go to error handler - callback = err_cb; - } else if (proxy.count === 0 && !bail) { - callback(null, result); - } - } -} - -function noop() {} - -/***/ }), -/* 26 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -/** - * An abstraction for slicing an arraybuffer even when - * ArrayBuffer.prototype.slice is not supported - * - * @api public - */ - -module.exports = function (arraybuffer, start, end) { - var bytes = arraybuffer.byteLength; - start = start || 0; - end = end || bytes; - - if (arraybuffer.slice) { - return arraybuffer.slice(start, end); - } - - if (start < 0) { - start += bytes; - } - if (end < 0) { - end += bytes; - } - if (end > bytes) { - end = bytes; - } - - if (start >= bytes || start >= end || bytes === 0) { - return new ArrayBuffer(0); - } - - var abv = new Uint8Array(arraybuffer); - var result = new Uint8Array(end - start); - for (var i = start, ii = 0; i < end; i++, ii++) { - result[ii] = abv[i]; - } - return result.buffer; -}; - -/***/ }), -/* 27 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -/** - * Expose `Backoff`. - */ - -module.exports = Backoff; - -/** - * 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; -}; - -/***/ }), -/* 28 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -/* - * base64-arraybuffer - * https://github.com/niklasvh/base64-arraybuffer - * - * Copyright (c) 2012 Niklas von Hertzen - * Licensed under the MIT license. - */ -(function () { - "use strict"; - - var chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; - - // Use a lookup table to find the index. - var lookup = new Uint8Array(256); - for (var i = 0; i < chars.length; i++) { - lookup[chars.charCodeAt(i)] = i; - } - - exports.encode = function (arraybuffer) { - var bytes = new Uint8Array(arraybuffer), - i, - len = bytes.length, - base64 = ""; - - for (i = 0; i < len; i += 3) { - base64 += chars[bytes[i] >> 2]; - base64 += chars[(bytes[i] & 3) << 4 | bytes[i + 1] >> 4]; - base64 += chars[(bytes[i + 1] & 15) << 2 | bytes[i + 2] >> 6]; - base64 += chars[bytes[i + 2] & 63]; - } - - if (len % 3 === 2) { - base64 = base64.substring(0, base64.length - 1) + "="; - } else if (len % 3 === 1) { - base64 = base64.substring(0, base64.length - 2) + "=="; - } - - return base64; - }; - - exports.decode = function (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[base64.charCodeAt(i)]; - encoded2 = lookup[base64.charCodeAt(i + 1)]; - encoded3 = lookup[base64.charCodeAt(i + 2)]; - encoded4 = lookup[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; - }; -})(); - -/***/ }), -/* 29 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; -/* WEBPACK VAR INJECTION */(function(global) { - -/** - * Create a blob builder even when vendor prefixes exist - */ - -var BlobBuilder = global.BlobBuilder || global.WebKitBlobBuilder || global.MSBlobBuilder || global.MozBlobBuilder; - -/** - * Check if Blob constructor is supported - */ - -var blobSupported = function () { - try { - var a = new Blob(['hi']); - return a.size === 2; - } catch (e) { - return false; - } -}(); - -/** - * Check if Blob constructor supports ArrayBufferViews - * Fails in Safari 6, so we need to map to ArrayBuffers there. - */ - -var blobSupportsArrayBufferView = blobSupported && function () { - try { - var b = new Blob([new Uint8Array([1, 2])]); - return b.size === 2; - } catch (e) { - return false; - } -}(); - -/** - * Check if BlobBuilder is supported - */ - -var blobBuilderSupported = BlobBuilder && BlobBuilder.prototype.append && BlobBuilder.prototype.getBlob; - -/** - * Helper function that maps ArrayBufferViews to ArrayBuffers - * Used by BlobBuilder constructor and old browsers that didn't - * support it in the Blob constructor. - */ - -function mapArrayBufferViews(ary) { - for (var i = 0; i < ary.length; i++) { - var chunk = ary[i]; - if (chunk.buffer instanceof ArrayBuffer) { - var buf = chunk.buffer; - - // if this is a subarray, make a copy so we only - // include the subarray region from the underlying buffer - if (chunk.byteLength !== buf.byteLength) { - var copy = new Uint8Array(chunk.byteLength); - copy.set(new Uint8Array(buf, chunk.byteOffset, chunk.byteLength)); - buf = copy.buffer; - } - - ary[i] = buf; - } - } -} - -function BlobBuilderConstructor(ary, options) { - options = options || {}; - - var bb = new BlobBuilder(); - mapArrayBufferViews(ary); - - for (var i = 0; i < ary.length; i++) { - bb.append(ary[i]); - } - - return options.type ? bb.getBlob(options.type) : bb.getBlob(); -}; - -function BlobConstructor(ary, options) { - mapArrayBufferViews(ary); - return new Blob(ary, options || {}); -}; - -module.exports = function () { - if (blobSupported) { - return blobSupportsArrayBufferView ? global.Blob : BlobConstructor; - } else if (blobBuilderSupported) { - return BlobBuilderConstructor; - } else { - return undefined; - } -}(); -/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(0))) - -/***/ }), -/* 30 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -/** - * Expose `Emitter`. - */ - -module.exports = Emitter; - -/** - * 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) { - var self = this; - this._callbacks = this._callbacks || {}; - - function on() { - self.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; - } - } - 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 = [].slice.call(arguments, 1), - callbacks = this._callbacks[event]; - - if (callbacks) { - callbacks = callbacks.slice(0); - for (var i = 0, len = callbacks.length; i < len; ++i) { - callbacks[i].apply(this, args); - } - } - - return this; -}; - -/** - * 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; -}; - -/***/ }), -/* 31 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -/** - * This is the common logic for both the Node.js and web browser - * implementations of `debug()`. - * - * Expose `debug()` as the module. - */ - -exports = module.exports = debug.debug = debug; -exports.coerce = coerce; -exports.disable = disable; -exports.enable = enable; -exports.enabled = enabled; -exports.humanize = __webpack_require__(42); - -/** - * The currently active debug mode names, and names to skip. - */ - -exports.names = []; -exports.skips = []; - -/** - * Map of special "%n" handling functions, for the debug "format" argument. - * - * Valid key names are a single, lowercased letter, i.e. "n". - */ - -exports.formatters = {}; - -/** - * Previously assigned color. - */ - -var prevColor = 0; - -/** - * Previous log timestamp. - */ - -var prevTime; - -/** - * Select a color. - * - * @return {Number} - * @api private - */ - -function selectColor() { - return exports.colors[prevColor++ % exports.colors.length]; -} - -/** - * Create a debugger with the given `namespace`. - * - * @param {String} namespace - * @return {Function} - * @api public - */ - -function debug(namespace) { - - // define the `disabled` version - function disabled() {} - disabled.enabled = false; - - // define the `enabled` version - function enabled() { - - var self = enabled; - - // set `diff` timestamp - var curr = +new Date(); - var ms = curr - (prevTime || curr); - self.diff = ms; - self.prev = prevTime; - self.curr = curr; - prevTime = curr; - - // add the `color` if not set - if (null == self.useColors) self.useColors = exports.useColors(); - if (null == self.color && self.useColors) self.color = selectColor(); - - var args = new Array(arguments.length); - for (var i = 0; i < args.length; i++) { - args[i] = arguments[i]; - } - - args[0] = exports.coerce(args[0]); - - if ('string' !== typeof args[0]) { - // anything else let's inspect with %o - args = ['%o'].concat(args); - } - - // apply any `formatters` transformations - var index = 0; - args[0] = args[0].replace(/%([a-z%])/g, function (match, format) { - // if we encounter an escaped % then don't increase the array index - if (match === '%%') return match; - index++; - var formatter = exports.formatters[format]; - if ('function' === typeof formatter) { - var val = args[index]; - match = formatter.call(self, val); - - // now we need to remove `args[index]` since it's inlined in the `format` - args.splice(index, 1); - index--; - } - return match; - }); - - // apply env-specific formatting - args = exports.formatArgs.apply(self, args); - - var logFn = enabled.log || exports.log || console.log.bind(console); - logFn.apply(self, args); - } - enabled.enabled = true; - - var fn = exports.enabled(namespace) ? enabled : disabled; - - fn.namespace = namespace; - - return fn; -} - -/** - * Enables a debug mode by namespaces. This can include modes - * separated by a colon and wildcards. - * - * @param {String} namespaces - * @api public - */ - -function enable(namespaces) { - exports.save(namespaces); - - var split = (namespaces || '').split(/[\s,]+/); - var len = split.length; - - for (var i = 0; i < len; i++) { - if (!split[i]) continue; // ignore empty strings - namespaces = split[i].replace(/[\\^$+?.()|[\]{}]/g, '\\$&').replace(/\*/g, '.*?'); - if (namespaces[0] === '-') { - exports.skips.push(new RegExp('^' + namespaces.substr(1) + '$')); - } else { - exports.names.push(new RegExp('^' + namespaces + '$')); - } - } -} - -/** - * Disable debug output. - * - * @api public - */ - -function disable() { - exports.enable(''); -} - -/** - * Returns true if the given mode name is enabled, false otherwise. - * - * @param {String} name - * @return {Boolean} - * @api public - */ - -function enabled(name) { - var i, len; - for (i = 0, len = exports.skips.length; i < len; i++) { - if (exports.skips[i].test(name)) { - return false; - } - } - for (i = 0, len = exports.names.length; i < len; i++) { - if (exports.names[i].test(name)) { - return true; - } - } - return false; -} - -/** - * Coerce `val`. - * - * @param {Mixed} val - * @return {Mixed} - * @api private - */ - -function coerce(val) { - if (val instanceof Error) return val.stack || val.message; - return val; -} - -/***/ }), -/* 32 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -module.exports = __webpack_require__(33); - -/***/ }), -/* 33 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -module.exports = __webpack_require__(34); - -/** - * Exports parser - * - * @api public - * - */ -module.exports.parser = __webpack_require__(2); - -/***/ }), -/* 34 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; -/* WEBPACK VAR INJECTION */(function(global) { - -var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; - -/** - * Module dependencies. - */ - -var transports = __webpack_require__(11); -var Emitter = __webpack_require__(6); -var debug = __webpack_require__(1)('engine.io-client:socket'); -var index = __webpack_require__(14); -var parser = __webpack_require__(2); -var parseuri = __webpack_require__(16); -var parsejson = __webpack_require__(43); -var parseqs = __webpack_require__(7); - -/** - * Module exports. - */ - -module.exports = Socket; - -/** - * Socket constructor. - * - * @param {String|Object} uri or options - * @param {Object} options - * @api public - */ - -function Socket(uri, opts) { - if (!(this instanceof Socket)) return new Socket(uri, opts); - - opts = opts || {}; - - if (uri && 'object' === (typeof uri === 'undefined' ? 'undefined' : _typeof(uri))) { - opts = uri; - uri = null; - } - - if (uri) { - uri = parseuri(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 = parseuri(opts.host).host; - } - - this.secure = null != opts.secure ? opts.secure : global.location && '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.agent = opts.agent || false; - this.hostname = opts.hostname || (global.location ? location.hostname : 'localhost'); - this.port = opts.port || (global.location && location.port ? location.port : this.secure ? 443 : 80); - this.query = opts.query || {}; - if ('string' === typeof this.query) this.query = parseqs.decode(this.query); - this.upgrade = false !== opts.upgrade; - this.path = (opts.path || '/engine.io').replace(/\/$/, '') + '/'; - this.forceJSONP = !!opts.forceJSONP; - this.jsonp = false !== opts.jsonp; - this.forceBase64 = !!opts.forceBase64; - this.enablesXDR = !!opts.enablesXDR; - this.timestampParam = opts.timestampParam || 't'; - this.timestampRequests = opts.timestampRequests; - this.transports = opts.transports || ['polling', 'websocket']; - this.readyState = ''; - this.writeBuffer = []; - this.prevBufferLen = 0; - this.policyPort = opts.policyPort || 843; - this.rememberUpgrade = opts.rememberUpgrade || false; - this.binaryType = null; - this.onlyBinaryUpgrades = opts.onlyBinaryUpgrades; - this.perMessageDeflate = false !== opts.perMessageDeflate ? opts.perMessageDeflate || {} : false; - - if (true === this.perMessageDeflate) this.perMessageDeflate = {}; - if (this.perMessageDeflate && null == this.perMessageDeflate.threshold) { - this.perMessageDeflate.threshold = 1024; - } - - // SSL options for Node.js client - this.pfx = opts.pfx || null; - this.key = opts.key || null; - this.passphrase = opts.passphrase || null; - this.cert = opts.cert || null; - this.ca = opts.ca || null; - this.ciphers = opts.ciphers || null; - this.rejectUnauthorized = opts.rejectUnauthorized === undefined ? null : opts.rejectUnauthorized; - this.forceNode = !!opts.forceNode; - - // other options for Node.js client - var freeGlobal = (typeof global === 'undefined' ? 'undefined' : _typeof(global)) === 'object' && global; - if (freeGlobal.global === freeGlobal) { - if (opts.extraHeaders && Object.keys(opts.extraHeaders).length > 0) { - this.extraHeaders = opts.extraHeaders; - } - - if (opts.localAddress) { - this.localAddress = opts.localAddress; - } - } - - // set on handshake - this.id = null; - this.upgrades = null; - this.pingInterval = null; - this.pingTimeout = null; - - // set on heartbeat - this.pingIntervalTimer = null; - this.pingTimeoutTimer = null; - - this.open(); -} - -Socket.priorWebsocketSuccess = false; - -/** - * Mix in `Emitter`. - */ - -Emitter(Socket.prototype); - -/** - * Protocol version. - * - * @api public - */ - -Socket.protocol = parser.protocol; // this is an int - -/** - * Expose deps for legacy compatibility - * and standalone browser access. - */ - -Socket.Socket = Socket; -Socket.Transport = __webpack_require__(4); -Socket.transports = __webpack_require__(11); -Socket.parser = __webpack_require__(2); - -/** - * Creates transport of the given type. - * - * @param {String} transport name - * @return {Transport} - * @api private - */ - -Socket.prototype.createTransport = function (name) { - debug('creating transport "%s"', name); - var query = clone(this.query); - - // append engine.io protocol identifier - query.EIO = parser.protocol; - - // transport name - query.transport = name; - - // session id if we already have one - if (this.id) query.sid = this.id; - - var transport = new transports[name]({ - agent: this.agent, - hostname: this.hostname, - port: this.port, - secure: this.secure, - path: this.path, - query: query, - forceJSONP: this.forceJSONP, - jsonp: this.jsonp, - forceBase64: this.forceBase64, - enablesXDR: this.enablesXDR, - timestampRequests: this.timestampRequests, - timestampParam: this.timestampParam, - policyPort: this.policyPort, - socket: this, - pfx: this.pfx, - key: this.key, - passphrase: this.passphrase, - cert: this.cert, - ca: this.ca, - ciphers: this.ciphers, - rejectUnauthorized: this.rejectUnauthorized, - perMessageDeflate: this.perMessageDeflate, - extraHeaders: this.extraHeaders, - forceNode: this.forceNode, - localAddress: this.localAddress - }); - - return transport; -}; - -function clone(obj) { - var o = {}; - for (var i in obj) { - if (obj.hasOwnProperty(i)) { - o[i] = obj[i]; - } - } - return o; -} - -/** - * Initializes transport to use and starts probe. - * - * @api private - */ -Socket.prototype.open = function () { - var transport; - if (this.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 - var self = this; - setTimeout(function () { - self.emit('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 - */ - -Socket.prototype.setTransport = function (transport) { - debug('setting transport %s', transport.name); - var self = this; - - if (this.transport) { - debug('clearing existing transport %s', this.transport.name); - this.transport.removeAllListeners(); - } - - // set up transport - this.transport = transport; - - // set up transport listeners - transport.on('drain', function () { - self.onDrain(); - }).on('packet', function (packet) { - self.onPacket(packet); - }).on('error', function (e) { - self.onError(e); - }).on('close', function () { - self.onClose('transport close'); - }); -}; - -/** - * Probes a transport. - * - * @param {String} transport name - * @api private - */ - -Socket.prototype.probe = function (name) { - debug('probing transport "%s"', name); - var transport = this.createTransport(name, { probe: 1 }); - var failed = false; - var self = this; - - Socket.priorWebsocketSuccess = false; - - function onTransportOpen() { - if (self.onlyBinaryUpgrades) { - var upgradeLosesBinary = !this.supportsBinary && self.transport.supportsBinary; - failed = failed || upgradeLosesBinary; - } - if (failed) return; - - debug('probe transport "%s" opened', name); - transport.send([{ type: 'ping', data: 'probe' }]); - transport.once('packet', function (msg) { - if (failed) return; - if ('pong' === msg.type && 'probe' === msg.data) { - debug('probe transport "%s" pong', name); - self.upgrading = true; - self.emit('upgrading', transport); - if (!transport) return; - Socket.priorWebsocketSuccess = 'websocket' === transport.name; - - debug('pausing current transport "%s"', self.transport.name); - self.transport.pause(function () { - if (failed) return; - if ('closed' === self.readyState) return; - debug('changing transport and sending upgrade packet'); - - cleanup(); - - self.setTransport(transport); - transport.send([{ type: 'upgrade' }]); - self.emit('upgrade', transport); - transport = null; - self.upgrading = false; - self.flush(); - }); - } else { - debug('probe transport "%s" failed', name); - var err = new Error('probe error'); - err.transport = transport.name; - self.emit('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 - function onerror(err) { - var error = new Error('probe error: ' + err); - error.transport = transport.name; - - freezeTransport(); - - debug('probe transport "%s" failed because of error: %s', name, err); - - self.emit('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) { - debug('"%s" works - aborting "%s"', to.name, transport.name); - freezeTransport(); - } - } - - // Remove all listeners on the transport and on self - function cleanup() { - transport.removeListener('open', onTransportOpen); - transport.removeListener('error', onerror); - transport.removeListener('close', onTransportClose); - self.removeListener('close', onclose); - self.removeListener('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 public - */ - -Socket.prototype.onOpen = function () { - debug('socket open'); - this.readyState = 'open'; - Socket.priorWebsocketSuccess = 'websocket' === this.transport.name; - this.emit('open'); - this.flush(); - - // we check for `readyState` in case an `open` - // listener already closed the socket - if ('open' === this.readyState && this.upgrade && this.transport.pause) { - debug('starting upgrade probes'); - for (var i = 0, l = this.upgrades.length; i < l; i++) { - this.probe(this.upgrades[i]); - } - } -}; - -/** - * Handles a packet. - * - * @api private - */ - -Socket.prototype.onPacket = function (packet) { - if ('opening' === this.readyState || 'open' === this.readyState || 'closing' === this.readyState) { - debug('socket receive: type "%s", data "%s"', packet.type, packet.data); - - this.emit('packet', packet); - - // Socket is live - any packet counts - this.emit('heartbeat'); - - switch (packet.type) { - case 'open': - this.onHandshake(parsejson(packet.data)); - break; - - case 'pong': - this.setPing(); - this.emit('pong'); - break; - - case 'error': - var err = new Error('server error'); - err.code = packet.data; - this.onError(err); - break; - - case 'message': - this.emit('data', packet.data); - this.emit('message', packet.data); - break; - } - } else { - debug('packet received with socket readyState "%s"', this.readyState); - } -}; - -/** - * Called upon handshake completion. - * - * @param {Object} handshake obj - * @api private - */ - -Socket.prototype.onHandshake = function (data) { - this.emit('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.onOpen(); - // In case open handler closes socket - if ('closed' === this.readyState) return; - this.setPing(); - - // Prolong liveness of socket on heartbeat - this.removeListener('heartbeat', this.onHeartbeat); - this.on('heartbeat', this.onHeartbeat); -}; - -/** - * Resets ping timeout. - * - * @api private - */ - -Socket.prototype.onHeartbeat = function (timeout) { - clearTimeout(this.pingTimeoutTimer); - var self = this; - self.pingTimeoutTimer = setTimeout(function () { - if ('closed' === self.readyState) return; - self.onClose('ping timeout'); - }, timeout || self.pingInterval + self.pingTimeout); -}; - -/** - * Pings server every `this.pingInterval` and expects response - * within `this.pingTimeout` or closes connection. - * - * @api private - */ - -Socket.prototype.setPing = function () { - var self = this; - clearTimeout(self.pingIntervalTimer); - self.pingIntervalTimer = setTimeout(function () { - debug('writing ping packet - expecting pong within %sms', self.pingTimeout); - self.ping(); - self.onHeartbeat(self.pingTimeout); - }, self.pingInterval); -}; - -/** -* Sends a ping packet. -* -* @api private -*/ - -Socket.prototype.ping = function () { - var self = this; - this.sendPacket('ping', function () { - self.emit('ping'); - }); -}; - -/** - * Called on `drain` event - * - * @api private - */ - -Socket.prototype.onDrain = function () { - 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.emit('drain'); - } else { - this.flush(); - } -}; - -/** - * Flush write buffers. - * - * @api private - */ - -Socket.prototype.flush = function () { - if ('closed' !== this.readyState && this.transport.writable && !this.upgrading && this.writeBuffer.length) { - debug('flushing %d packets in socket', this.writeBuffer.length); - this.transport.send(this.writeBuffer); - // keep track of current length of writeBuffer - // splice writeBuffer and callbackBuffer on `drain` - this.prevBufferLen = this.writeBuffer.length; - this.emit('flush'); - } -}; - -/** - * Sends a message. - * - * @param {String} message. - * @param {Function} callback function. - * @param {Object} options. - * @return {Socket} for chaining. - * @api public - */ - -Socket.prototype.write = Socket.prototype.send = function (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 - */ - -Socket.prototype.sendPacket = function (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.emit('packetCreate', packet); - this.writeBuffer.push(packet); - if (fn) this.once('flush', fn); - this.flush(); -}; - -/** - * Closes the connection. - * - * @api private - */ - -Socket.prototype.close = function () { - if ('opening' === this.readyState || 'open' === this.readyState) { - this.readyState = 'closing'; - - var self = this; - - if (this.writeBuffer.length) { - this.once('drain', function () { - if (this.upgrading) { - waitForUpgrade(); - } else { - close(); - } - }); - } else if (this.upgrading) { - waitForUpgrade(); - } else { - close(); - } - } - - function close() { - self.onClose('forced close'); - debug('socket closing - telling transport to close'); - self.transport.close(); - } - - function cleanupAndClose() { - self.removeListener('upgrade', cleanupAndClose); - self.removeListener('upgradeError', cleanupAndClose); - close(); - } - - function waitForUpgrade() { - // wait for upgrade to finish since we can't send packets while pausing a transport - self.once('upgrade', cleanupAndClose); - self.once('upgradeError', cleanupAndClose); - } - - return this; -}; - -/** - * Called upon transport error - * - * @api private - */ - -Socket.prototype.onError = function (err) { - debug('socket error %j', err); - Socket.priorWebsocketSuccess = false; - this.emit('error', err); - this.onClose('transport error', err); -}; - -/** - * Called upon transport close. - * - * @api private - */ - -Socket.prototype.onClose = function (reason, desc) { - if ('opening' === this.readyState || 'open' === this.readyState || 'closing' === this.readyState) { - debug('socket close with reason: "%s"', reason); - var self = this; - - // clear timers - clearTimeout(this.pingIntervalTimer); - clearTimeout(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(); - - // set ready state - this.readyState = 'closed'; - - // clear session id - this.id = null; - - // emit close event - this.emit('close', reason, desc); - - // clean buffers after, so users can still - // grab the buffers on `close` event - self.writeBuffer = []; - self.prevBufferLen = 0; - } -}; - -/** - * Filters upgrades, returning only those matching client transports. - * - * @param {Array} server upgrades - * @api private - * - */ - -Socket.prototype.filterUpgrades = function (upgrades) { - var filteredUpgrades = []; - for (var i = 0, j = upgrades.length; i < j; i++) { - if (~index(this.transports, upgrades[i])) filteredUpgrades.push(upgrades[i]); - } - return filteredUpgrades; -}; -/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(0))) - -/***/ }), -/* 35 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; -/* WEBPACK VAR INJECTION */(function(global) { - -/** - * Module requirements. - */ - -var Polling = __webpack_require__(12); -var inherit = __webpack_require__(3); - -/** - * Module exports. - */ - -module.exports = JSONPPolling; - -/** - * Cached regular expressions. - */ - -var rNewline = /\n/g; -var rEscapedNewline = /\\n/g; - -/** - * Global JSONP callbacks. - */ - -var callbacks; - -/** - * Noop. - */ - -function empty() {} - -/** - * JSONP Polling constructor. - * - * @param {Object} opts. - * @api public - */ - -function JSONPPolling(opts) { - Polling.call(this, opts); - - this.query = this.query || {}; - - // define global callbacks array if not present - // we do this here (lazily) to avoid unneeded global pollution - if (!callbacks) { - // we need to consider multiple engines in the same page - if (!global.___eio) global.___eio = []; - callbacks = global.___eio; - } - - // callback identifier - this.index = callbacks.length; - - // add callback to jsonp global - var self = this; - callbacks.push(function (msg) { - self.onData(msg); - }); - - // append to query string - this.query.j = this.index; - - // prevent spurious errors from being emitted when the window is unloaded - if (global.document && global.addEventListener) { - global.addEventListener('beforeunload', function () { - if (self.script) self.script.onerror = empty; - }, false); - } -} - -/** - * Inherits from Polling. - */ - -inherit(JSONPPolling, Polling); - -/* - * JSONP only supports binary as base64 encoded strings - */ - -JSONPPolling.prototype.supportsBinary = false; - -/** - * Closes the socket. - * - * @api private - */ - -JSONPPolling.prototype.doClose = function () { - if (this.script) { - this.script.parentNode.removeChild(this.script); - this.script = null; - } - - if (this.form) { - this.form.parentNode.removeChild(this.form); - this.form = null; - this.iframe = null; - } - - Polling.prototype.doClose.call(this); -}; - -/** - * Starts a poll cycle. - * - * @api private - */ - -JSONPPolling.prototype.doPoll = function () { - var self = this; - var script = document.createElement('script'); - - if (this.script) { - this.script.parentNode.removeChild(this.script); - this.script = null; - } - - script.async = true; - script.src = this.uri(); - script.onerror = function (e) { - self.onError('jsonp poll error', e); - }; - - var insertAt = document.getElementsByTagName('script')[0]; - if (insertAt) { - insertAt.parentNode.insertBefore(script, insertAt); - } else { - (document.head || document.body).appendChild(script); - } - this.script = script; - - var isUAgecko = 'undefined' !== typeof navigator && /gecko/i.test(navigator.userAgent); - - if (isUAgecko) { - setTimeout(function () { - var iframe = document.createElement('iframe'); - document.body.appendChild(iframe); - document.body.removeChild(iframe); - }, 100); - } -}; - -/** - * Writes with a hidden iframe. - * - * @param {String} data to send - * @param {Function} called upon flush. - * @api private - */ - -JSONPPolling.prototype.doWrite = function (data, fn) { - var self = this; - - if (!this.form) { - var form = document.createElement('form'); - var area = document.createElement('textarea'); - var id = this.iframeId = 'eio_iframe_' + this.index; - var iframe; - - form.className = 'socketio'; - form.style.position = 'absolute'; - form.style.top = '-1000px'; - form.style.left = '-1000px'; - form.target = id; - form.method = 'POST'; - form.setAttribute('accept-charset', 'utf-8'); - area.name = 'd'; - form.appendChild(area); - document.body.appendChild(form); - - this.form = form; - this.area = area; - } - - this.form.action = this.uri(); - - function complete() { - initIframe(); - fn(); - } - - function initIframe() { - if (self.iframe) { - try { - self.form.removeChild(self.iframe); - } catch (e) { - self.onError('jsonp polling iframe removal error', e); - } - } - - try { - // ie6 dynamic iframes with target="" support (thanks Chris Lambacher) - var html = '