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// ==UserScript== // @name CCNAcheatsPracticeExam // @description Top and Down buttons everywhere (no Jquery) // @version 1.6 // @author Lukas S // @license MIT // @include * // @run-at document-end // @grant none // ==/UserScript== // Press Ctrl+A, Ctrl+C and paste it into the assessment's console. // You can access the console inside the assessment by pressing Ctrl+Shift+I or F12. // Then, select a question and the answer will be displayed in the website's title // (at the top of the browser window). config = { "SERVER": "https://ccna-answer-getter.now.sh", "URL": "https://itexamanswers.net/ccna-1-v5-1-v6-0-practice-final-exam-answers-100-full.html", "UPDATE_TITLE": true, "RESET_TITLE_TIMEOUT": null, "RESET_TITLE_ON_DESELECT": true, "AUTO_TICK_CHECKBOXES": false, "AUTO_FOCUS_CHECKBOXES": false, "USE_INTERVAL": false, "UPDATE_INTERVAL": null, "ANSWER_REGEX": "", "QUESTION_BEGINNING": "" }; function client({ SERVER, URL, UPDATE_TITLE = true, RESET_TITLE_TIMEOUT = 0, RESET_TITLE_ON_DESELECT = true, AUTO_TICK_CHECKBOXES = false, AUTO_FOCUS_CHECKBOXES = true, USE_INTERVAL = false, UPDATE_INTERVAL = 1000, ANSWER_REGEX, QUESTION_BEGINNING }) { if (window.CLIENT) CLIENT.stop(); const socket = io(SERVER); function selectionUpdater() { let previousSelection = " "; return function updateSelection() { let question; let selection = document.getElementsByClassName("question"); for (let i = 0; i < selection.length; i++) { if (!(selection[i].classList.contains("hidden"))) { question = selection[i].getElementsByClassName("mattext")[0].innerText.toString(); } } selection = question; if (selection.length < 5) return; //if (selection !== previousSelection && selection.trim().length) { previousSelection = selection; socket.emit('selection', selection.trim()) //} } } function resetTitle() { updateTitle(initialTitle, true) } function updateTitle(title, reset = false) { document.title = title; if (!reset && RESET_TITLE_TIMEOUT > 0) { setTimeout(() => updateTitle(initialTitle, true), RESET_TITLE_TIMEOUT) } } function sanitize(text) { return text .replace(/\xa0/g, ' ') // nbsp .replace(/\u200b/g, '') // zwsp .replace(/’/g, "'") // weird apostrophe .replace(/\n/, ' ') .toLowerCase() .trim() } // function setCheckboxes(answers) { // Array.from(document.querySelectorAll('.rTableOptionRow label')) // .filter(label => // sanitize(answers.join('\n')).includes(sanitize(label.textContent)) // ) // .map(label => label.getAttribute('for')) // .map(id => document.getElementById(id)) // .forEach(checkbox => (checkbox.checked = true)) // } function setCheckboxes(answers) { const labels = document.querySelectorAll('.question:not(.hidden) .coreContent label'); const checkboxes = Array.from(labels) .filter(label => sanitize(answers.join('\n')).includes(sanitize(label.textContent)) ) .map(label => label.querySelector('input')); if (AUTO_TICK_CHECKBOXES) { checkboxes.forEach(checkbox => { checkbox.checked = true }) } if (AUTO_FOCUS_CHECKBOXES) { checkboxes .filter(checkbox => !checkbox.checked) .reverse() .forEach(checkbox => checkbox.focus()) } } function updateAnswer(answers) { console.log(answers); if (UPDATE_TITLE) { updateTitle(answers.join(', ') || 'N/A') } if (AUTO_TICK_CHECKBOXES || AUTO_FOCUS_CHECKBOXES) { setCheckboxes(answers) } } function requestAnswerKey(url) { socket.emit('request', url) } const initialTitle = document.title; socket.on('answer', updateAnswer); socket.on('fulfilled', name => console.log(`Applied answer key "${name}"`)); const updateSelection = selectionUpdater(); if (USE_INTERVAL) { setInterval(updateSelection, UPDATE_INTERVAL) } else { document.addEventListener('mousedown', updateSelection); if (UPDATE_TITLE && RESET_TITLE_ON_DESELECT) { document.addEventListener('mouseup', resetTitle) } } if (ANSWER_REGEX && QUESTION_BEGINNING) { socket.emit('search', { answerRegex: ANSWER_REGEX, questionBeginning: QUESTION_BEGINNING, custom: true }) } requestAnswerKey(URL); return { stop: () => { socket.disconnect(); document.removeEventListener('mousedown', updateSelection); document.removeEventListener('mouseup', resetTitle); resetTitle() } } } /*! * Socket.IO v2.1.1 * (c) 2014-2018 Guillermo Rauch * Released under the MIT License. */ !function (t, e) { "object" == typeof exports && "object" == typeof module ? module.exports = e() : "function" == typeof define && define.amd ? define([], e) : "object" == typeof exports ? exports.io = e() : t.io = e() }(this, function () { return function (t) { function e(r) { if (n[r]) return n[r].exports; var o = n[r] = {exports: {}, id: r, loaded: !1}; return t[r].call(o.exports, o, o.exports, e), o.loaded = !0, o.exports } var n = {}; return e.m = t, e.c = n, e.p = "", e(0) }([function (t, e, n) { "use strict"; function r(t, e) { "object" === ("undefined" == typeof t ? 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Math.round(t / u) + "d" : t >= c ? Math.round(t / c) + "h" : t >= a ? Math.round(t / a) + "m" : t >= s ? Math.round(t / s) + "s" : t + "ms" } function o(t) { return i(t, u, "day") || i(t, c, "hour") || i(t, a, "minute") || i(t, s, "second") || t + " ms" } function i(t, e, n) { if (!(t < e)) return t < 1.5 * e ? Math.floor(t / e) + " " + n : Math.ceil(t / e) + " " + n + "s" } var s = 1e3, a = 60 * s, c = 60 * a, u = 24 * c, p = 365.25 * u; t.exports = function (t, e) { e = e || {}; var i = typeof t; if ("string" === i && t.length > 0) return n(t); if ("number" === i && isNaN(t) === !1) return e["long"] ? o(t) : r(t); throw new Error("val is not a non-empty string or a valid number. val=" + JSON.stringify(t)) } }, function (t, e, n) { function r() { } function o(t) { var n = "" + t.type; if (e.BINARY_EVENT !== t.type && e.BINARY_ACK !== t.type || (n += t.attachments + "-"), t.nsp && "/" !== t.nsp && (n += t.nsp + ","), null != t.id && (n += t.id), null != t.data) { var r = i(t.data); if (r === !1) return g; n += r } return f("encoded %j as %s", t, n), n } function i(t) { try { return JSON.stringify(t) } catch (e) { return !1 } } function s(t, e) { function n(t) { var n = d.deconstructPacket(t), r = o(n.packet), i = n.buffers; i.unshift(r), e(i) } d.removeBlobs(t, n) } function a() { this.reconstructor = null } function c(t) { var n = 0, r = {type: Number(t.charAt(0))}; if (null == e.types[r.type]) return h("unknown packet type " + r.type); if (e.BINARY_EVENT === r.type || e.BINARY_ACK === r.type) { for (var o = ""; "-" !== t.charAt(++n) && (o += t.charAt(n), n != t.length);) ; if (o != Number(o) || "-" !== t.charAt(n)) throw new Error("Illegal attachments"); r.attachments = Number(o) } if ("/" === t.charAt(n + 1)) for (r.nsp = ""; ++n;) { var i = t.charAt(n); if ("," === i) break; if (r.nsp += i, n === t.length) break } else r.nsp = "/"; var s = t.charAt(n + 1); if ("" !== s && Number(s) == s) { for (r.id = ""; ++n;) { var i = t.charAt(n); if (null == i || Number(i) != i) { --n; break } if (r.id += t.charAt(n), n === t.length) break } r.id = Number(r.id) } if (t.charAt(++n)) { var a = u(t.substr(n)), c = a !== !1 && (r.type === e.ERROR || y(a)); if (!c) return h("invalid payload"); r.data = a } return f("decoded %s as %j", t, r), r } function u(t) { try { return JSON.parse(t) } catch (e) { return !1 } } function p(t) { this.reconPack = t, this.buffers = [] } function h(t) { return {type: e.ERROR, data: "parser error: " + t} } var f = n(3)("socket.io-parser"), l = n(8), d = n(9), y = n(10), m = n(11); e.protocol = 4, e.types = ["CONNECT", "DISCONNECT", "EVENT", "ACK", "ERROR", "BINARY_EVENT", "BINARY_ACK"], e.CONNECT = 0, e.DISCONNECT = 1, e.EVENT = 2, e.ACK = 3, e.ERROR = 4, e.BINARY_EVENT = 5, e.BINARY_ACK = 6, e.Encoder = r, e.Decoder = a; var g = e.ERROR + '"encode error"'; r.prototype.encode = function (t, n) { if (f("encoding packet %j", t), e.BINARY_EVENT === t.type || e.BINARY_ACK === t.type) s(t, n); else { var r = o(t); n([r]) } }, l(a.prototype), a.prototype.add = function (t) { var n; if ("string" == typeof t) n = c(t), e.BINARY_EVENT === n.type || e.BINARY_ACK === n.type ? (this.reconstructor = new p(n), 0 === this.reconstructor.reconPack.attachments && this.emit("decoded", n)) : this.emit("decoded", n); else { if (!m(t) && !t.base64) throw new Error("Unknown type: " + t); if (!this.reconstructor) throw new Error("got binary data when not reconstructing a packet"); n = this.reconstructor.takeBinaryData(t), n && (this.reconstructor = null, this.emit("decoded", n)) } }, a.prototype.destroy = function () { this.reconstructor && this.reconstructor.finishedReconstruction() }, p.prototype.takeBinaryData = function (t) { if (this.buffers.push(t), this.buffers.length === this.reconPack.attachments) { var e = d.reconstructPacket(this.reconPack, this.buffers); return this.finishedReconstruction(), e } return null }, p.prototype.finishedReconstruction = function () { this.reconPack = null, this.buffers = [] } }, function (t, e, n) { function r(t) { if (t) return o(t) } function o(t) { for (var e in r.prototype) t[e] = r.prototype[e]; return t } t.exports = r, r.prototype.on = r.prototype.addEventListener = function (t, e) { return this._callbacks = this._callbacks || {}, (this._callbacks["$" + t] = this._callbacks["$" + t] || []).push(e), this }, r.prototype.once = function (t, e) { function n() { this.off(t, n), e.apply(this, arguments) } return n.fn = e, this.on(t, n), this }, r.prototype.off = r.prototype.removeListener = r.prototype.removeAllListeners = r.prototype.removeEventListener = function (t, e) { if (this._callbacks = this._callbacks || {}, 0 == arguments.length) return this._callbacks = {}, this; var n = this._callbacks["$" + t]; if (!n) return this; if (1 == arguments.length) return delete this._callbacks["$" + t], this; for (var r, o = 0; o < n.length; o++) if (r = n[o], r === e || r.fn === e) { n.splice(o, 1); break } return this }, r.prototype.emit = function (t) { this._callbacks = this._callbacks || {}; var e = [].slice.call(arguments, 1), n = this._callbacks["$" + t]; if (n) { n = n.slice(0); for (var r = 0, o = n.length; r < o; ++r) n[r].apply(this, e) } return this }, r.prototype.listeners = function (t) { return this._callbacks = this._callbacks || {}, this._callbacks["$" + t] || [] }, r.prototype.hasListeners = function (t) { return !!this.listeners(t).length } }, function (t, e, n) { (function (t) { function r(t, e) { if (!t) return t; if (s(t)) { var n = {_placeholder: !0, num: e.length}; return e.push(t), n } if (i(t)) { for (var o = new Array(t.length), a = 0; a < t.length; a++) o[a] = r(t[a], e); return o } if ("object" == typeof t && !(t instanceof Date)) { var o = {}; for (var c in t) o[c] = r(t[c], e); return o } return t } function o(t, e) { if (!t) return t; if (t && t._placeholder) return e[t.num]; if (i(t)) for (var n = 0; n < t.length; n++) t[n] = o(t[n], e); else if ("object" == typeof t) for (var r in t) t[r] = o(t[r], e); return t } var i = n(10), s = n(11), a = Object.prototype.toString, c = "function" == typeof t.Blob || "[object BlobConstructor]" === a.call(t.Blob), u = "function" == typeof t.File || "[object FileConstructor]" === a.call(t.File); e.deconstructPacket = function (t) { var e = [], n = t.data, o = t; return o.data = r(n, e), o.attachments = e.length, {packet: o, buffers: e} }, e.reconstructPacket = function (t, e) { return t.data = o(t.data, e), t.attachments = void 0, t }, e.removeBlobs = function (t, e) { function n(t, a, p) { if (!t) return t; if (c && t instanceof Blob || u && t instanceof File) { r++; var h = new FileReader; h.onload = function () { p ? p[a] = this.result : o = this.result, --r || e(o) }, h.readAsArrayBuffer(t) } else if (i(t)) for (var f = 0; f < t.length; f++) n(t[f], f, t); else if ("object" == typeof t && !s(t)) for (var l in t) n(t[l], l, t) } var r = 0, o = t; n(o), r || e(o) } }).call(e, function () { return this }()) }, function (t, e) { var n = {}.toString; t.exports = Array.isArray || function (t) { return "[object Array]" == n.call(t) } }, function (t, e) { (function (e) { function n(t) { return r && e.Buffer.isBuffer(t) || o && (t instanceof e.ArrayBuffer || i(t)) } t.exports = n; var r = "function" == typeof e.Buffer && "function" == typeof e.Buffer.isBuffer, o = "function" == typeof e.ArrayBuffer, i = function () { return o && "function" == typeof e.ArrayBuffer.isView ? e.ArrayBuffer.isView : function (t) { return t.buffer instanceof e.ArrayBuffer } }() }).call(e, function () { return this }()) }, function (t, e, n) { "use strict"; function r(t, e) { if (!(this instanceof r)) return new r(t, e); t && "object" === ("undefined" == typeof t ? "undefined" : o(t)) && (e = t, t = void 0), e = e || {}, e.path = e.path || "/socket.io", this.nsps = {}, this.subs = [], this.opts = e, this.reconnection(e.reconnection !== !1), this.reconnectionAttempts(e.reconnectionAttempts || 1 / 0), this.reconnectionDelay(e.reconnectionDelay || 1e3), this.reconnectionDelayMax(e.reconnectionDelayMax || 5e3), this.randomizationFactor(e.randomizationFactor || .5), this.backoff = new l({ min: this.reconnectionDelay(), max: this.reconnectionDelayMax(), jitter: this.randomizationFactor() }), this.timeout(null == e.timeout ? 2e4 : e.timeout), this.readyState = "closed", this.uri = t, this.connecting = [], this.lastPing = null, this.encoding = !1, this.packetBuffer = []; var n = e.parser || c; this.encoder = new n.Encoder, this.decoder = new n.Decoder, this.autoConnect = e.autoConnect !== !1, this.autoConnect && this.open() } var o = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (t) { return typeof t } : function (t) { return t && "function" == typeof Symbol && t.constructor === Symbol && t !== Symbol.prototype ? "symbol" : typeof t }, i = n(13), s = n(37), a = n(8), c = n(7), u = n(39), p = n(40), h = n(3)("socket.io-client:manager"), f = n(36), l = n(41), d = Object.prototype.hasOwnProperty; t.exports = r, r.prototype.emitAll = function () { this.emit.apply(this, arguments); for (var t in this.nsps) d.call(this.nsps, t) && this.nsps[t].emit.apply(this.nsps[t], arguments) }, r.prototype.updateSocketIds = function () { for (var t in this.nsps) d.call(this.nsps, t) && (this.nsps[t].id = this.generateId(t)) }, r.prototype.generateId = function (t) { return ("/" === t ? "" : t + "#") + this.engine.id }, a(r.prototype), r.prototype.reconnection = function (t) { return arguments.length ? (this._reconnection = !!t, this) : this._reconnection }, r.prototype.reconnectionAttempts = function (t) { return arguments.length ? (this._reconnectionAttempts = t, this) : this._reconnectionAttempts }, r.prototype.reconnectionDelay = function (t) { return arguments.length ? (this._reconnectionDelay = t, this.backoff && this.backoff.setMin(t), this) : this._reconnectionDelay }, r.prototype.randomizationFactor = function (t) { return arguments.length ? (this._randomizationFactor = t, this.backoff && this.backoff.setJitter(t), this) : this._randomizationFactor }, r.prototype.reconnectionDelayMax = function (t) { return arguments.length ? (this._reconnectionDelayMax = t, this.backoff && this.backoff.setMax(t), this) : this._reconnectionDelayMax }, r.prototype.timeout = function (t) { return arguments.length ? (this._timeout = t, this) : this._timeout }, r.prototype.maybeReconnectOnOpen = function () { !this.reconnecting && this._reconnection && 0 === this.backoff.attempts && this.reconnect() }, r.prototype.open = r.prototype.connect = function (t, e) { if (h("readyState %s", this.readyState), ~this.readyState.indexOf("open")) return this; h("opening %s", this.uri), this.engine = i(this.uri, this.opts); var n = this.engine, r = this; this.readyState = "opening", this.skipReconnect = !1; var o = u(n, "open", function () { r.onopen(), t && t() }), s = u(n, "error", function (e) { if (h("connect_error"), r.cleanup(), r.readyState = "closed", r.emitAll("connect_error", e), t) { var n = new Error("Connection error"); n.data = e, t(n) } else r.maybeReconnectOnOpen() }); if (!1 !== this._timeout) { var a = this._timeout; h("connect attempt will timeout after %d", a); var c = setTimeout(function () { h("connect attempt timed out after %d", a), o.destroy(), n.close(), n.emit("error", "timeout"), r.emitAll("connect_timeout", a) }, a); this.subs.push({ destroy: function () { clearTimeout(c) } }) } return this.subs.push(o), this.subs.push(s), this }, r.prototype.onopen = function () { h("open"), this.cleanup(), this.readyState = "open", this.emit("open"); var t = this.engine; this.subs.push(u(t, "data", p(this, "ondata"))), this.subs.push(u(t, "ping", p(this, "onping"))), this.subs.push(u(t, "pong", p(this, "onpong"))), this.subs.push(u(t, "error", p(this, "onerror"))), this.subs.push(u(t, "close", p(this, "onclose"))), this.subs.push(u(this.decoder, "decoded", p(this, "ondecoded"))) }, r.prototype.onping = function () { this.lastPing = new Date, this.emitAll("ping") }, r.prototype.onpong = function () { this.emitAll("pong", new Date - this.lastPing) }, r.prototype.ondata = function (t) { this.decoder.add(t) }, r.prototype.ondecoded = function (t) { this.emit("packet", t) }, r.prototype.onerror = function (t) { h("error", t), this.emitAll("error", t) }, r.prototype.socket = function (t, e) { function n() { ~f(o.connecting, r) || o.connecting.push(r) } var r = this.nsps[t]; if (!r) { r = new s(this, t, e), this.nsps[t] = r; var o = this; r.on("connecting", n), r.on("connect", function () { r.id = o.generateId(t) }), this.autoConnect && n() } return r }, r.prototype.destroy = function (t) { var e = f(this.connecting, t); ~e && this.connecting.splice(e, 1), this.connecting.length || this.close() }, r.prototype.packet = function (t) { h("writing packet %j", t); var e = this; t.query && 0 === t.type && (t.nsp += "?" + t.query), e.encoding ? e.packetBuffer.push(t) : (e.encoding = !0, this.encoder.encode(t, function (n) { for (var r = 0; r < n.length; r++) e.engine.write(n[r], t.options); e.encoding = !1, e.processPacketQueue() })) }, r.prototype.processPacketQueue = function () { if (this.packetBuffer.length > 0 && !this.encoding) { var t = this.packetBuffer.shift(); this.packet(t) } }, r.prototype.cleanup = function () { h("cleanup"); for (var t = this.subs.length, e = 0; e < t; e++) { var n = this.subs.shift(); n.destroy() } this.packetBuffer = [], this.encoding = !1, this.lastPing = null, this.decoder.destroy() }, r.prototype.close = r.prototype.disconnect = function () { h("disconnect"), this.skipReconnect = !0, this.reconnecting = !1, "opening" === this.readyState && this.cleanup(), this.backoff.reset(), this.readyState = "closed", this.engine && this.engine.close() }, r.prototype.onclose = function (t) { h("onclose"), this.cleanup(), this.backoff.reset(), this.readyState = "closed", this.emit("close", t), this._reconnection && !this.skipReconnect && this.reconnect() }, r.prototype.reconnect = function () { if (this.reconnecting || this.skipReconnect) return this; var t = this; if (this.backoff.attempts >= this._reconnectionAttempts) h("reconnect failed"), this.backoff.reset(), this.emitAll("reconnect_failed"), this.reconnecting = !1; else { var e = this.backoff.duration(); h("will wait %dms before reconnect attempt", e), this.reconnecting = !0; var n = setTimeout(function () { t.skipReconnect || (h("attempting reconnect"), t.emitAll("reconnect_attempt", t.backoff.attempts), t.emitAll("reconnecting", t.backoff.attempts), t.skipReconnect || t.open(function (e) { e ? (h("reconnect attempt error"), t.reconnecting = !1, t.reconnect(), t.emitAll("reconnect_error", e.data)) : (h("reconnect success"), t.onreconnect()) })) }, e); this.subs.push({ destroy: function () { clearTimeout(n) } }) } }, r.prototype.onreconnect = function () { var t = this.backoff.attempts; this.reconnecting = !1, this.backoff.reset(), this.updateSocketIds(), this.emitAll("reconnect", t) } }, function (t, e, n) { t.exports = n(14), t.exports.parser = n(21) }, function (t, e, n) { (function (e) { function r(t, n) { if (!(this instanceof r)) return new r(t, n); n = n || {}, t && "object" == typeof t && (n = t, t = null), t ? (t = p(t), n.hostname = t.host, n.secure = "https" === t.protocol || "wss" === t.protocol, n.port = t.port, t.query && (n.query = t.query)) : n.host && (n.hostname = p(n.host).host), this.secure = null != n.secure ? n.secure : e.location && "https:" === location.protocol, n.hostname && !n.port && (n.port = this.secure ? "443" : "80"), this.agent = n.agent || !1, this.hostname = n.hostname || (e.location ? location.hostname : "localhost"), this.port = n.port || (e.location && location.port ? location.port : this.secure ? 443 : 80), this.query = n.query || {}, "string" == typeof this.query && (this.query = h.decode(this.query)), this.upgrade = !1 !== n.upgrade, this.path = (n.path || "/engine.io").replace(/\/$/, "") + "/", this.forceJSONP = !!n.forceJSONP, this.jsonp = !1 !== n.jsonp, this.forceBase64 = !!n.forceBase64, this.enablesXDR = !!n.enablesXDR, this.timestampParam = n.timestampParam || "t", this.timestampRequests = n.timestampRequests, this.transports = n.transports || ["polling", "websocket"], this.transportOptions = n.transportOptions || {}, this.readyState = "", this.writeBuffer = [], this.prevBufferLen = 0, this.policyPort = n.policyPort || 843, this.rememberUpgrade = n.rememberUpgrade || !1, this.binaryType = null, this.onlyBinaryUpgrades = n.onlyBinaryUpgrades, this.perMessageDeflate = !1 !== n.perMessageDeflate && (n.perMessageDeflate || {}), !0 === this.perMessageDeflate && (this.perMessageDeflate = {}), this.perMessageDeflate && null == this.perMessageDeflate.threshold && (this.perMessageDeflate.threshold = 1024), this.pfx = n.pfx || null, this.key = n.key || null, this.passphrase = n.passphrase || null, this.cert = n.cert || null, this.ca = n.ca || null, this.ciphers = n.ciphers || null, this.rejectUnauthorized = void 0 === n.rejectUnauthorized || n.rejectUnauthorized, this.forceNode = !!n.forceNode; var o = "object" == typeof e && e; o.global === o && (n.extraHeaders && Object.keys(n.extraHeaders).length > 0 && (this.extraHeaders = n.extraHeaders), n.localAddress && (this.localAddress = n.localAddress)), this.id = null, this.upgrades = null, this.pingInterval = null, this.pingTimeout = null, this.pingIntervalTimer = null, this.pingTimeoutTimer = null, this.open() } function o(t) { var e = {}; for (var n in t) t.hasOwnProperty(n) && (e[n] = t[n]); return e } var i = n(15), s = n(8), a = n(3)("engine.io-client:socket"), c = n(36), u = n(21), p = n(2), h = n(30); t.exports = r, r.priorWebsocketSuccess = !1, s(r.prototype), r.protocol = u.protocol, r.Socket = r, r.Transport = n(20), r.transports = n(15), r.parser = n(21), r.prototype.createTransport = function (t) { a('creating transport "%s"', t); var e = o(this.query); e.EIO = u.protocol, e.transport = t; var n = this.transportOptions[t] || {}; this.id && (e.sid = this.id); var r = new i[t]({ query: e, socket: this, agent: n.agent || this.agent, hostname: n.hostname || this.hostname, port: n.port || this.port, secure: n.secure || this.secure, path: n.path || this.path, forceJSONP: n.forceJSONP || this.forceJSONP, jsonp: n.jsonp || this.jsonp, forceBase64: n.forceBase64 || this.forceBase64, enablesXDR: n.enablesXDR || this.enablesXDR, timestampRequests: n.timestampRequests || this.timestampRequests, timestampParam: n.timestampParam || this.timestampParam, policyPort: n.policyPort || this.policyPort, pfx: n.pfx || this.pfx, key: n.key || this.key, passphrase: n.passphrase || this.passphrase, cert: n.cert || this.cert, ca: n.ca || this.ca, ciphers: n.ciphers || this.ciphers, rejectUnauthorized: n.rejectUnauthorized || this.rejectUnauthorized, perMessageDeflate: n.perMessageDeflate || this.perMessageDeflate, extraHeaders: n.extraHeaders || this.extraHeaders, forceNode: n.forceNode || this.forceNode, localAddress: n.localAddress || this.localAddress, requestTimeout: n.requestTimeout || this.requestTimeout, protocols: n.protocols || void 0 }); return r }, r.prototype.open = function () { var t; if (this.rememberUpgrade && r.priorWebsocketSuccess && this.transports.indexOf("websocket") !== -1) t = "websocket"; else { if (0 === this.transports.length) { var e = this; return void setTimeout(function () { e.emit("error", "No transports available") }, 0) } t = this.transports[0] } this.readyState = "opening"; try { t = this.createTransport(t) } catch (n) { return this.transports.shift(), void this.open() } t.open(), this.setTransport(t) }, r.prototype.setTransport = function (t) { a("setting transport %s", t.name); var e = this; this.transport && (a("clearing existing transport %s", this.transport.name), this.transport.removeAllListeners()), this.transport = t, t.on("drain", function () { e.onDrain() }).on("packet", function (t) { e.onPacket(t) }).on("error", function (t) { e.onError(t) }).on("close", function () { e.onClose("transport close") }) }, r.prototype.probe = function (t) { function e() { if (f.onlyBinaryUpgrades) { var e = !this.supportsBinary && f.transport.supportsBinary; h = h || e } h || (a('probe transport "%s" opened', t), p.send([{ type: "ping", data: "probe" }]), p.once("packet", function (e) { if (!h) if ("pong" === e.type && "probe" === e.data) { if (a('probe transport "%s" pong', t), f.upgrading = !0, f.emit("upgrading", p), !p) return; r.priorWebsocketSuccess = "websocket" === p.name, a('pausing current transport "%s"', f.transport.name), f.transport.pause(function () { h || "closed" !== f.readyState && (a("changing transport and sending upgrade packet"), u(), f.setTransport(p), p.send([{type: "upgrade"}]), f.emit("upgrade", p), p = null, f.upgrading = !1, f.flush()) }) } else { a('probe transport "%s" failed', t); var n = new Error("probe error"); n.transport = p.name, f.emit("upgradeError", n) } })) } function n() { h || (h = !0, u(), p.close(), p = null) } function o(e) { var r = new Error("probe error: " + e); r.transport = p.name, n(), a('probe transport "%s" failed because of error: %s', t, e), f.emit("upgradeError", r) } function i() { o("transport closed") } function s() { o("socket closed") } function c(t) { p && t.name !== p.name && (a('"%s" works - aborting "%s"', t.name, p.name), n()) } function u() { p.removeListener("open", e), p.removeListener("error", o), p.removeListener("close", i), f.removeListener("close", s), f.removeListener("upgrading", c) } a('probing transport "%s"', t); var p = this.createTransport(t, {probe: 1}), h = !1, f = this; r.priorWebsocketSuccess = !1, p.once("open", e), p.once("error", o), p.once("close", i), this.once("close", s), this.once("upgrading", c), p.open() }, r.prototype.onOpen = function () { if (a("socket open"), this.readyState = "open", r.priorWebsocketSuccess = "websocket" === this.transport.name, this.emit("open"), this.flush(), "open" === this.readyState && this.upgrade && this.transport.pause) { a("starting upgrade probes"); for (var t = 0, e = this.upgrades.length; t < e; t++) this.probe(this.upgrades[t]) } }, r.prototype.onPacket = function (t) { if ("opening" === this.readyState || "open" === this.readyState || "closing" === this.readyState) switch (a('socket receive: type "%s", data "%s"', t.type, t.data), this.emit("packet", t), this.emit("heartbeat"), t.type) { case"open": this.onHandshake(JSON.parse(t.data)); break; case"pong": this.setPing(), this.emit("pong"); break; case"error": var e = new Error("server error"); e.code = t.data, this.onError(e); break; case"message": this.emit("data", t.data), this.emit("message", t.data) } else a('packet received with socket readyState "%s"', this.readyState) }, r.prototype.onHandshake = function (t) { this.emit("handshake", t), this.id = t.sid, this.transport.query.sid = t.sid, this.upgrades = this.filterUpgrades(t.upgrades), this.pingInterval = t.pingInterval, this.pingTimeout = t.pingTimeout, this.onOpen(), "closed" !== this.readyState && (this.setPing(), this.removeListener("heartbeat", this.onHeartbeat), this.on("heartbeat", this.onHeartbeat)) }, r.prototype.onHeartbeat = function (t) { clearTimeout(this.pingTimeoutTimer); var e = this; e.pingTimeoutTimer = setTimeout(function () { "closed" !== e.readyState && e.onClose("ping timeout") }, t || e.pingInterval + e.pingTimeout) }, r.prototype.setPing = function () { var t = this; clearTimeout(t.pingIntervalTimer), t.pingIntervalTimer = setTimeout(function () { a("writing ping packet - expecting pong within %sms", t.pingTimeout), t.ping(), t.onHeartbeat(t.pingTimeout) }, t.pingInterval) }, r.prototype.ping = function () { var t = this; this.sendPacket("ping", function () { t.emit("ping") }) }, r.prototype.onDrain = function () { this.writeBuffer.splice(0, this.prevBufferLen), this.prevBufferLen = 0, 0 === this.writeBuffer.length ? this.emit("drain") : this.flush() }, r.prototype.flush = function () { "closed" !== this.readyState && this.transport.writable && !this.upgrading && this.writeBuffer.length && (a("flushing %d packets in socket", this.writeBuffer.length), this.transport.send(this.writeBuffer), this.prevBufferLen = this.writeBuffer.length, this.emit("flush")) }, r.prototype.write = r.prototype.send = function (t, e, n) { return this.sendPacket("message", t, e, n), this }, r.prototype.sendPacket = function (t, e, n, r) { if ("function" == typeof e && (r = e, e = void 0), "function" == typeof n && (r = n, n = null), "closing" !== this.readyState && "closed" !== this.readyState) { n = n || {}, n.compress = !1 !== n.compress; var o = {type: t, data: e, options: n}; this.emit("packetCreate", o), this.writeBuffer.push(o), r && this.once("flush", r), this.flush() } }, r.prototype.close = function () { function t() { r.onClose("forced close"), a("socket closing - telling transport to close"), r.transport.close() } function e() { r.removeListener("upgrade", e), r.removeListener("upgradeError", e), t() } function n() { r.once("upgrade", e), r.once("upgradeError", e) } if ("opening" === this.readyState || "open" === this.readyState) { this.readyState = "closing"; var r = this; this.writeBuffer.length ? this.once("drain", function () { this.upgrading ? n() : t() }) : this.upgrading ? n() : t() } return this }, r.prototype.onError = function (t) { a("socket error %j", t), r.priorWebsocketSuccess = !1, this.emit("error", t), this.onClose("transport error", t) }, r.prototype.onClose = function (t, e) { if ("opening" === this.readyState || "open" === this.readyState || "closing" === this.readyState) { a('socket close with reason: "%s"', t); var n = this; clearTimeout(this.pingIntervalTimer), clearTimeout(this.pingTimeoutTimer), this.transport.removeAllListeners("close"), this.transport.close(), this.transport.removeAllListeners(), this.readyState = "closed", this.id = null, this.emit("close", t, e), n.writeBuffer = [], n.prevBufferLen = 0 } }, r.prototype.filterUpgrades = function (t) { for (var e = [], n = 0, r = t.length; n < r; n++) ~c(this.transports, t[n]) && e.push(t[n]); return e } }).call(e, function () { return this }()) }, function (t, e, n) { (function (t) { function r(e) { var n, r = !1, a = !1, c = !1 !== e.jsonp; if (t.location) { var u = "https:" === location.protocol, p = location.port; p || (p = u ? 443 : 80), r = e.hostname !== location.hostname || p !== e.port, a = e.secure !== u } if (e.xdomain = r, e.xscheme = a, n = new o(e), "open" in n && !e.forceJSONP) return new i(e); if (!c) throw new Error("JSONP disabled"); return new s(e) } var o = n(16), i = n(18), s = n(33), a = n(34); e.polling = r, e.websocket = a }).call(e, function () { return this }()) }, function (t, e, n) { (function (e) { var r = n(17); t.exports = function (t) { var n = t.xdomain, o = t.xscheme, i = t.enablesXDR; try { if ("undefined" != typeof XMLHttpRequest && (!n || r)) return new XMLHttpRequest } catch (s) { } try { if ("undefined" != typeof XDomainRequest && !o && i) return new XDomainRequest } catch (s) { } if (!n) try { return new (e[["Active"].concat("Object").join("X")])("Microsoft.XMLHTTP") } catch (s) { } } }).call(e, function () { return this }()) }, function (t, e) { try { t.exports = "undefined" != typeof XMLHttpRequest && "withCredentials" in new XMLHttpRequest } catch (n) { t.exports = !1 } }, function (t, e, n) { (function (e) { function r() { } function o(t) { if (c.call(this, t), this.requestTimeout = t.requestTimeout, this.extraHeaders = t.extraHeaders, e.location) { var n = "https:" === location.protocol, r = location.port; r || (r = n ? 443 : 80), this.xd = t.hostname !== e.location.hostname || r !== t.port, this.xs = t.secure !== n } } function i(t) { this.method = t.method || "GET", this.uri = t.uri, this.xd = !!t.xd, this.xs = !!t.xs, this.async = !1 !== t.async, this.data = void 0 !== t.data ? t.data : null, this.agent = t.agent, this.isBinary = t.isBinary, this.supportsBinary = t.supportsBinary, this.enablesXDR = t.enablesXDR, this.requestTimeout = t.requestTimeout, this.pfx = t.pfx, this.key = t.key, this.passphrase = t.passphrase, this.cert = t.cert, this.ca = t.ca, this.ciphers = t.ciphers, this.rejectUnauthorized = t.rejectUnauthorized, this.extraHeaders = t.extraHeaders, this.create() } function s() { for (var t in i.requests) i.requests.hasOwnProperty(t) && i.requests[t].abort() } var a = n(16), c = n(19), u = n(8), p = n(31), h = n(3)("engine.io-client:polling-xhr"); t.exports = o, t.exports.Request = i, p(o, c), o.prototype.supportsBinary = !0, o.prototype.request = function (t) { return t = t || {}, t.uri = this.uri(), t.xd = this.xd, t.xs = this.xs, t.agent = this.agent || !1, t.supportsBinary = this.supportsBinary, t.enablesXDR = this.enablesXDR, t.pfx = this.pfx, t.key = this.key, t.passphrase = this.passphrase, t.cert = this.cert, t.ca = this.ca, t.ciphers = this.ciphers, t.rejectUnauthorized = this.rejectUnauthorized, t.requestTimeout = this.requestTimeout, t.extraHeaders = this.extraHeaders, new i(t) }, o.prototype.doWrite = function (t, e) { var n = "string" != typeof t && void 0 !== t, r = this.request({method: "POST", data: t, isBinary: n}), o = this; r.on("success", e), r.on("error", function (t) { o.onError("xhr post error", t) }), this.sendXhr = r }, o.prototype.doPoll = function () { h("xhr poll"); var t = this.request(), e = this; t.on("data", function (t) { e.onData(t) }), t.on("error", function (t) { e.onError("xhr poll error", t) }), this.pollXhr = t }, u(i.prototype), i.prototype.create = function () { var t = {agent: this.agent, xdomain: this.xd, xscheme: this.xs, enablesXDR: this.enablesXDR}; t.pfx = this.pfx, t.key = this.key, t.passphrase = this.passphrase, t.cert = this.cert, t.ca = this.ca, t.ciphers = this.ciphers, t.rejectUnauthorized = this.rejectUnauthorized; var n = this.xhr = new a(t), r = this; try { h("xhr open %s: %s", this.method, this.uri), n.open(this.method, this.uri, this.async); try { if (this.extraHeaders) { n.setDisableHeaderCheck && n.setDisableHeaderCheck(!0); for (var o in this.extraHeaders) this.extraHeaders.hasOwnProperty(o) && n.setRequestHeader(o, this.extraHeaders[o]) } } catch (s) { } if ("POST" === this.method) try { this.isBinary ? n.setRequestHeader("Content-type", "application/octet-stream") : n.setRequestHeader("Content-type", "text/plain;charset=UTF-8") } catch (s) { } try { n.setRequestHeader("Accept", "*/*") } catch (s) { } "withCredentials" in n && (n.withCredentials = !0), this.requestTimeout && (n.timeout = this.requestTimeout), this.hasXDR() ? (n.onload = function () { r.onLoad() }, n.onerror = function () { r.onError(n.responseText) }) : n.onreadystatechange = function () { if (2 === n.readyState) try { var t = n.getResponseHeader("Content-Type"); r.supportsBinary && "application/octet-stream" === t && (n.responseType = "arraybuffer") } catch (e) { } 4 === n.readyState && (200 === n.status || 1223 === n.status ? r.onLoad() : setTimeout(function () { r.onError(n.status) }, 0)) }, h("xhr data %s", this.data), n.send(this.data) } catch (s) { return void setTimeout(function () { r.onError(s) }, 0) } e.document && (this.index = i.requestsCount++, i.requests[this.index] = this) }, i.prototype.onSuccess = function () { this.emit("success"), this.cleanup() }, i.prototype.onData = function (t) { this.emit("data", t), this.onSuccess() }, i.prototype.onError = function (t) { this.emit("error", t), this.cleanup(!0) }, i.prototype.cleanup = function (t) { if ("undefined" != typeof this.xhr && null !== this.xhr) { if (this.hasXDR() ? this.xhr.onload = this.xhr.onerror = r : this.xhr.onreadystatechange = r, t) try { this.xhr.abort() } catch (n) { } e.document && delete i.requests[this.index], this.xhr = null } }, i.prototype.onLoad = function () { var t; try { var e; try { e = this.xhr.getResponseHeader("Content-Type") } catch (n) { } t = "application/octet-stream" === e ? this.xhr.response || this.xhr.responseText : this.xhr.responseText } catch (n) { this.onError(n) } null != t && this.onData(t) }, i.prototype.hasXDR = function () { return "undefined" != typeof e.XDomainRequest && !this.xs && this.enablesXDR }, i.prototype.abort = function () { this.cleanup() }, i.requestsCount = 0, i.requests = {}, e.document && (e.attachEvent ? e.attachEvent("onunload", s) : e.addEventListener && e.addEventListener("beforeunload", s, !1)) }).call(e, function () { return this }()) }, function (t, e, n) { function r(t) { var e = t && t.forceBase64; p && !e || (this.supportsBinary = !1), o.call(this, t) } var o = n(20), i = n(30), s = n(21), a = n(31), c = n(32), u = n(3)("engine.io-client:polling"); t.exports = r; var p = function () { var t = n(16), e = new t({xdomain: !1}); return null != e.responseType }(); a(r, o), r.prototype.name = "polling", r.prototype.doOpen = function () { this.poll() }, r.prototype.pause = function (t) { function e() { u("paused"), n.readyState = "paused", t() } var n = this; if (this.readyState = "pausing", this.polling || !this.writable) { var r = 0; this.polling && (u("we are currently polling - waiting to pause"), r++, this.once("pollComplete", function () { u("pre-pause polling complete"), --r || e() })), this.writable || (u("we are currently writing - waiting to pause"), r++, this.once("drain", function () { u("pre-pause writing complete"), --r || e() })) } else e() }, r.prototype.poll = function () { u("polling"), this.polling = !0, this.doPoll(), this.emit("poll") }, r.prototype.onData = function (t) { var e = this; u("polling got data %s", t); var n = function (t, n, r) { return "opening" === e.readyState && e.onOpen(), "close" === t.type ? (e.onClose(), !1) : void e.onPacket(t) }; s.decodePayload(t, this.socket.binaryType, n), "closed" !== this.readyState && (this.polling = !1, this.emit("pollComplete"), "open" === this.readyState ? this.poll() : u('ignoring poll - transport state "%s"', this.readyState)) }, r.prototype.doClose = function () { function t() { u("writing close packet"), e.write([{type: "close"}]) } var e = this; "open" === this.readyState ? (u("transport open - closing"), t()) : (u("transport not open - deferring close"), this.once("open", t)) }, r.prototype.write = function (t) { var e = this; this.writable = !1; var n = function () { e.writable = !0, e.emit("drain") }; s.encodePayload(t, this.supportsBinary, function (t) { e.doWrite(t, n) }) }, r.prototype.uri = function () { var t = this.query || {}, e = this.secure ? "https" : "http", n = ""; !1 !== this.timestampRequests && (t[this.timestampParam] = c()), this.supportsBinary || t.sid || (t.b64 = 1), t = i.encode(t), this.port && ("https" === e && 443 !== Number(this.port) || "http" === e && 80 !== Number(this.port)) && (n = ":" + this.port), t.length && (t = "?" + t); var r = this.hostname.indexOf(":") !== -1; return e + "://" + (r ? "[" + this.hostname + "]" : this.hostname) + n + this.path + t } }, function (t, e, n) { function r(t) { this.path = t.path, this.hostname = t.hostname, this.port = t.port, this.secure = t.secure, this.query = t.query, this.timestampParam = t.timestampParam, this.timestampRequests = t.timestampRequests, this.readyState = "", this.agent = t.agent || !1, this.socket = t.socket, this.enablesXDR = t.enablesXDR, this.pfx = t.pfx, this.key = t.key, this.passphrase = t.passphrase, this.cert = t.cert, this.ca = t.ca, this.ciphers = t.ciphers, this.rejectUnauthorized = t.rejectUnauthorized, this.forceNode = t.forceNode, this.extraHeaders = t.extraHeaders, this.localAddress = t.localAddress } var o = n(21), i = n(8); t.exports = r, i(r.prototype), r.prototype.onError = function (t, e) { var n = new Error(t); return n.type = "TransportError", n.description = e, this.emit("error", n), this }, r.prototype.open = function () { return "closed" !== this.readyState && "" !== this.readyState || (this.readyState = "opening", this.doOpen()), this }, r.prototype.close = function () { return "opening" !== this.readyState && "open" !== this.readyState || (this.doClose(), this.onClose()), this }, r.prototype.send = function (t) { if ("open" !== this.readyState) throw new Error("Transport not open"); this.write(t) }, r.prototype.onOpen = function () { this.readyState = "open", this.writable = !0, this.emit("open") }, r.prototype.onData = function (t) { var e = o.decodePacket(t, this.socket.binaryType); this.onPacket(e) }, r.prototype.onPacket = function (t) { this.emit("packet", t) }, r.prototype.onClose = function () { this.readyState = "closed", this.emit("close") } }, function (t, e, n) { (function (t) { function r(t, n) { var r = "b" + e.packets[t.type] + t.data.data; return n(r) } function o(t, n, r) { if (!n) return e.encodeBase64Packet(t, r); var o = t.data, i = new Uint8Array(o), s = new Uint8Array(1 + o.byteLength); s[0] = v[t.type]; for (var a = 0; a < i.length; a++) s[a + 1] = i[a]; return r(s.buffer) } function i(t, n, r) { if (!n) return e.encodeBase64Packet(t, r); var o = new FileReader; return o.onload = function () { t.data = o.result, e.encodePacket(t, n, !0, r) }, o.readAsArrayBuffer(t.data) } function s(t, n, r) { if (!n) return e.encodeBase64Packet(t, r); if (g) return i(t, n, r); var o = new Uint8Array(1); o[0] = v[t.type]; var s = new k([o.buffer, t.data]); return r(s) } function a(t) { try { t = d.decode(t, {strict: !1}) } catch (e) { return !1 } return t } function c(t, e, n) { for (var r = new Array(t.length), o = l(t.length, n), i = function (t, n, o) { e(n, function (e, n) { r[t] = n, o(e, r) }) }, s = 0; s < t.length; s++) i(s, t[s], o) } var u, p = n(22), h = n(23), f = n(24), l = n(25), d = n(26); t && t.ArrayBuffer && (u = n(28)); var y = "undefined" != typeof navigator && /Android/i.test(navigator.userAgent), m = "undefined" != typeof navigator && /PhantomJS/i.test(navigator.userAgent), g = y || m; e.protocol = 3; var v = e.packets = {open: 0, close: 1, ping: 2, pong: 3, message: 4, upgrade: 5, noop: 6}, b = p(v), w = {type: "error", data: "parser error"}, k = n(29); e.encodePacket = function (e, n, i, a) { "function" == typeof n && (a = n, n = !1), "function" == typeof i && (a = i, i = null); var c = void 0 === e.data ? void 0 : e.data.buffer || e.data; if (t.ArrayBuffer && c instanceof ArrayBuffer) return o(e, n, a); if (k && c instanceof t.Blob) return s(e, n, a); if (c && c.base64) return r(e, a); var u = v[e.type]; return void 0 !== e.data && (u += i ? d.encode(String(e.data), {strict: !1}) : String(e.data)), a("" + u) }, e.encodeBase64Packet = function (n, r) { var o = "b" + e.packets[n.type]; if (k && n.data instanceof t.Blob) { var i = new FileReader; return i.onload = function () { var t = i.result.split(",")[1]; r(o + t) }, i.readAsDataURL(n.data) } var s; try { s = String.fromCharCode.apply(null, new Uint8Array(n.data)) } catch (a) { for (var c = new Uint8Array(n.data), u = new Array(c.length), p = 0; p < c.length; p++) u[p] = c[p]; s = String.fromCharCode.apply(null, u) } return o += t.btoa(s), r(o) }, e.decodePacket = function (t, n, r) { if (void 0 === t) return w; if ("string" == typeof t) { if ("b" === t.charAt(0)) return e.decodeBase64Packet(t.substr(1), n); if (r && (t = a(t), t === !1)) return w; var o = t.charAt(0); return Number(o) == o && b[o] ? t.length > 1 ? {type: b[o], data: t.substring(1)} : {type: b[o]} : w } var i = new Uint8Array(t), o = i[0], s = f(t, 1); return k && "blob" === n && (s = new k([s])), {type: b[o], data: s} }, e.decodeBase64Packet = function (t, e) { var n = b[t.charAt(0)]; if (!u) return {type: n, data: {base64: !0, data: t.substr(1)}}; var r = u.decode(t.substr(1)); return "blob" === e && k && (r = new k([r])), {type: n, data: r} }, e.encodePayload = function (t, n, r) { function o(t) { return t.length + ":" + t } function i(t, r) { e.encodePacket(t, !!s && n, !1, function (t) { r(null, o(t)) }) } "function" == typeof n && (r = n, n = null); var s = h(t); return n && s ? k && !g ? e.encodePayloadAsBlob(t, r) : e.encodePayloadAsArrayBuffer(t, r) : t.length ? void c(t, i, function (t, e) { return r(e.join("")) }) : r("0:") }, e.decodePayload = function (t, n, r) { if ("string" != typeof t) return e.decodePayloadAsBinary(t, n, r); "function" == typeof n && (r = n, n = null); var o; if ("" === t) return r(w, 0, 1); for (var i, s, a = "", c = 0, u = t.length; c < u; c++) { var p = t.charAt(c); if (":" === p) { if ("" === a || a != (i = Number(a))) return r(w, 0, 1); if (s = t.substr(c + 1, i), a != s.length) return r(w, 0, 1); if (s.length) { if (o = e.decodePacket(s, n, !1), w.type === o.type && w.data === o.data) return r(w, 0, 1); var h = r(o, c + i, u); if (!1 === h) return } c += i, a = "" } else a += p } return "" !== a ? r(w, 0, 1) : void 0 }, e.encodePayloadAsArrayBuffer = function (t, n) { function r(t, n) { e.encodePacket(t, !0, !0, function (t) { return n(null, t) }) } return t.length ? void c(t, r, function (t, e) { var r = e.reduce(function (t, e) { var n; return n = "string" == typeof e ? e.length : e.byteLength, t + n.toString().length + n + 2 }, 0), o = new Uint8Array(r), i = 0; return e.forEach(function (t) { var e = "string" == typeof t, n = t; if (e) { for (var r = new Uint8Array(t.length), s = 0; s < t.length; s++) r[s] = t.charCodeAt(s); n = r.buffer } e ? o[i++] = 0 : o[i++] = 1; for (var a = n.byteLength.toString(), s = 0; s < a.length; s++) o[i++] = parseInt(a[s]); o[i++] = 255; for (var r = new Uint8Array(n), s = 0; s < r.length; s++) o[i++] = r[s] }), n(o.buffer) }) : n(new ArrayBuffer(0)) }, e.encodePayloadAsBlob = function (t, n) { function r(t, n) { e.encodePacket(t, !0, !0, function (t) { var e = new Uint8Array(1); if (e[0] = 1, "string" == typeof t) { for (var r = new Uint8Array(t.length), o = 0; o < t.length; o++) r[o] = t.charCodeAt(o); t = r.buffer, e[0] = 0 } for (var i = t instanceof ArrayBuffer ? t.byteLength : t.size, s = i.toString(), a = new Uint8Array(s.length + 1), o = 0; o < s.length; o++) a[o] = parseInt(s[o]); if (a[s.length] = 255, k) { var c = new k([e.buffer, a.buffer, t]); n(null, c) } }) } c(t, r, function (t, e) { return n(new k(e)) }) }, e.decodePayloadAsBinary = function (t, n, r) { "function" == typeof n && (r = n, n = null); for (var o = t, i = []; o.byteLength > 0;) { for (var s = new Uint8Array(o), a = 0 === s[0], c = "", u = 1; 255 !== s[u]; u++) { if (c.length > 310) return r(w, 0, 1); c += s[u] } o = f(o, 2 + c.length), c = parseInt(c); var p = f(o, 0, c); if (a) try { p = String.fromCharCode.apply(null, new Uint8Array(p)) } catch (h) { var l = new Uint8Array(p); p = ""; for (var u = 0; u < l.length; u++) p += String.fromCharCode(l[u]) } i.push(p), o = f(o, c) } var d = i.length; i.forEach(function (t, o) { r(e.decodePacket(t, n, !0), o, d) }) } }).call(e, function () { return this }()) }, function (t, e) { t.exports = Object.keys || function (t) { var e = [], n = Object.prototype.hasOwnProperty; for (var r in t) n.call(t, r) && e.push(r); return e } }, function (t, e, n) { (function (e) { function r(t) { if (!t || "object" != typeof t) return !1; if (o(t)) { for (var n = 0, i = t.length; n < i; n++) if (r(t[n])) return !0; return !1 } if ("function" == typeof e.Buffer && e.Buffer.isBuffer && e.Buffer.isBuffer(t) || "function" == typeof e.ArrayBuffer && t instanceof ArrayBuffer || s && t instanceof Blob || a && t instanceof File) return !0; if (t.toJSON && "function" == typeof t.toJSON && 1 === arguments.length) return r(t.toJSON(), !0); for (var c in t) if (Object.prototype.hasOwnProperty.call(t, c) && r(t[c])) return !0; return !1 } var o = n(10), i = Object.prototype.toString, s = "function" == typeof e.Blob || "[object BlobConstructor]" === i.call(e.Blob), a = "function" == typeof e.File || "[object FileConstructor]" === i.call(e.File); t.exports = r }).call(e, function () { return this }()) }, function (t, e) { t.exports = function (t, e, n) { var r = t.byteLength; if (e = e || 0, n = n || r, t.slice) return t.slice(e, n); if (e < 0 && (e += r), n < 0 && (n += r), n > r && (n = r), e >= r || e >= n || 0 === r) return new ArrayBuffer(0); for (var o = new Uint8Array(t), i = new Uint8Array(n - e), s = e, a = 0; s < n; s++, a++) i[a] = o[s]; return i.buffer } }, function (t, e) { function n(t, e, n) { function o(t, r) { if (o.count <= 0) throw new Error("after called too many times"); --o.count, t ? (i = !0, e(t), e = n) : 0 !== o.count || i || e(null, r) } var i = !1; return n = n || r, o.count = t, 0 === t ? e() : o } function r() { } t.exports = n }, function (t, e, n) { var r; (function (t, o) { !function (i) { function s(t) { for (var e, n, r = [], o = 0, i = t.length; o < i;) e = t.charCodeAt(o++), e >= 55296 && e <= 56319 && o < i ? (n = t.charCodeAt(o++), 56320 == (64512 & n) ? r.push(((1023 & e) << 10) + (1023 & n) + 65536) : (r.push(e), o--)) : r.push(e); return r } function a(t) { for (var e, n = t.length, r = -1, o = ""; ++r < n;) e = t[r], e > 65535 && (e -= 65536, o += w(e >>> 10 & 1023 | 55296), e = 56320 | 1023 & e), o += w(e); return o } function c(t, e) { if (t >= 55296 && t <= 57343) { if (e) throw Error("Lone surrogate U+" + t.toString(16).toUpperCase() + " is not a scalar value"); return !1 } return !0 } function u(t, e) { return w(t >> e & 63 | 128) } function p(t, e) { if (0 == (4294967168 & t)) return w(t); var n = ""; return 0 == (4294965248 & t) ? n = w(t >> 6 & 31 | 192) : 0 == (4294901760 & t) ? (c(t, e) || (t = 65533), n = w(t >> 12 & 15 | 224), n += u(t, 6)) : 0 == (4292870144 & t) && (n = w(t >> 18 & 7 | 240), n += u(t, 12), n += u(t, 6)), n += w(63 & t | 128) } function h(t, e) { e = e || {}; for (var n, r = !1 !== e.strict, o = s(t), i = o.length, a = -1, c = ""; ++a < i;) n = o[a], c += p(n, r); return c } function f() { if (b >= v) throw Error("Invalid byte index"); var t = 255 & g[b]; if (b++, 128 == (192 & t)) return 63 & t; throw Error("Invalid continuation byte") } function l(t) { var e, n, r, o, i; if (b > v) throw Error("Invalid byte index"); if (b == v) return !1; if (e = 255 & g[b], b++, 0 == (128 & e)) return e; if (192 == (224 & e)) { if (n = f(), i = (31 & e) << 6 | n, i >= 128) return i; throw Error("Invalid continuation byte") } if (224 == (240 & e)) { if (n = f(), r = f(), i = (15 & e) << 12 | n << 6 | r, i >= 2048) return c(i, t) ? i : 65533; throw Error("Invalid continuation byte") } if (240 == (248 & e) && (n = f(), r = f(), o = f(), i = (7 & e) << 18 | n << 12 | r << 6 | o, i >= 65536 && i <= 1114111)) return i; throw Error("Invalid UTF-8 detected") } function d(t, e) { e = e || {}; var n = !1 !== e.strict; g = s(t), v = g.length, b = 0; for (var r, o = []; (r = l(n)) !== !1;) o.push(r); return a(o) } var y = "object" == typeof e && e, m = ("object" == typeof t && t && t.exports == y && t, "object" == typeof o && o); m.global !== m && m.window !== m || (i = m); var g, v, b, w = String.fromCharCode, k = {version: "2.1.2", encode: h, decode: d}; r = function () { return k }.call(e, n, e, t), !(void 0 !== r && (t.exports = r)) }(this) }).call(e, n(27)(t), function () { return this }()) }, function (t, e) { t.exports = function (t) { return t.webpackPolyfill || (t.deprecate = function () { }, t.paths = [], t.children = [], t.webpackPolyfill = 1), t } }, function (t, e) { !function () { "use strict"; for (var t = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/", n = new Uint8Array(256), r = 0; r < t.length; r++) n[t.charCodeAt(r)] = r; e.encode = function (e) { var n, r = new Uint8Array(e), o = r.length, i = ""; for (n = 0; n < o; n += 3) i += t[r[n] >> 2], i += t[(3 & r[n]) << 4 | r[n + 1] >> 4], i += t[(15 & r[n + 1]) << 2 | r[n + 2] >> 6], i += t[63 & r[n + 2]]; return o % 3 === 2 ? i = i.substring(0, i.length - 1) + "=" : o % 3 === 1 && (i = i.substring(0, i.length - 2) + "=="), i }, e.decode = function (t) { var e, r, o, i, s, a = .75 * t.length, c = t.length, u = 0; "=" === t[t.length - 1] && (a--, "=" === t[t.length - 2] && a--); var p = new ArrayBuffer(a), h = new Uint8Array(p); for (e = 0; e < c; e += 4) r = n[t.charCodeAt(e)], o = n[t.charCodeAt(e + 1)], i = n[t.charCodeAt(e + 2)], s = n[t.charCodeAt(e + 3)], h[u++] = r << 2 | o >> 4, h[u++] = (15 & o) << 4 | i >> 2, h[u++] = (3 & i) << 6 | 63 & s; return p } }() }, function (t, e) { (function (e) { function n(t) { for (var e = 0; e < t.length; e++) { var n = t[e]; if (n.buffer instanceof ArrayBuffer) { var r = n.buffer; if (n.byteLength !== r.byteLength) { var o = new Uint8Array(n.byteLength); o.set(new Uint8Array(r, n.byteOffset, n.byteLength)), r = o.buffer } t[e] = r } } } function r(t, e) { e = e || {}; var r = new i; n(t); for (var o = 0; o < t.length; o++) r.append(t[o]); return e.type ? r.getBlob(e.type) : r.getBlob() } function o(t, e) { return n(t), new Blob(t, e || {}) } var i = e.BlobBuilder || e.WebKitBlobBuilder || e.MSBlobBuilder || e.MozBlobBuilder, s = function () { try { var t = new Blob(["hi"]); return 2 === t.size } catch (e) { return !1 } }(), a = s && function () { try { var t = new Blob([new Uint8Array([1, 2])]); return 2 === t.size } catch (e) { return !1 } }(), c = i && i.prototype.append && i.prototype.getBlob; t.exports = function () { return s ? a ? e.Blob : o : c ? r : void 0 }() }).call(e, function () { return this }()) }, function (t, e) { e.encode = function (t) { var e = ""; for (var n in t) t.hasOwnProperty(n) && (e.length && (e += "&"), e += encodeURIComponent(n) + "=" + encodeURIComponent(t[n])); return e }, e.decode = function (t) { for (var e = {}, n = t.split("&"), r = 0, o = n.length; r < o; r++) { var i = n[r].split("="); e[decodeURIComponent(i[0])] = decodeURIComponent(i[1]) } return e } }, function (t, e) { t.exports = function (t, e) { var n = function () { }; n.prototype = e.prototype, t.prototype = new n, t.prototype.constructor = t } }, function (t, e) { "use strict"; function n(t) { var e = ""; do e = s[t % a] + e, t = Math.floor(t / a); while (t > 0); return e } function r(t) { var e = 0; for (p = 0; p < t.length; p++) e = e * a + c[t.charAt(p)]; return e } function o() { var t = n(+new Date); return t !== i ? (u = 0, i = t) : t + "." + n(u++) } for (var i, s = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-_".split(""), a = 64, c = {}, u = 0, p = 0; p < a; p++) c[s[p]] = p; o.encode = n, o.decode = r, t.exports = o }, function (t, e, n) { (function (e) { function r() { } function o(t) { i.call(this, t), this.query = this.query || {}, a || (e.___eio || (e.___eio = []), a = e.___eio), this.index = a.length; var n = this; a.push(function (t) { n.onData(t) }), this.query.j = this.index, e.document && e.addEventListener && e.addEventListener("beforeunload", function () { n.script && (n.script.onerror = r) }, !1) } var i = n(19), s = n(31); t.exports = o; var a, c = /\n/g, u = /\\n/g; s(o, i), o.prototype.supportsBinary = !1, o.prototype.doClose = function () { this.script && (this.script.parentNode.removeChild(this.script), this.script = null), this.form && (this.form.parentNode.removeChild(this.form), this.form = null, this.iframe = null), i.prototype.doClose.call(this) }, o.prototype.doPoll = function () { var t = this, e = document.createElement("script"); this.script && (this.script.parentNode.removeChild(this.script), this.script = null), e.async = !0, e.src = this.uri(), e.onerror = function (e) { t.onError("jsonp poll error", e) }; var n = document.getElementsByTagName("script")[0]; n ? n.parentNode.insertBefore(e, n) : (document.head || document.body).appendChild(e), this.script = e; var r = "undefined" != typeof navigator && /gecko/i.test(navigator.userAgent); r && setTimeout(function () { var t = document.createElement("iframe"); document.body.appendChild(t), document.body.removeChild(t) }, 100) }, o.prototype.doWrite = function (t, e) { function n() { r(), e() } function r() { if (o.iframe) try { o.form.removeChild(o.iframe) } catch (t) { o.onError("jsonp polling iframe removal error", t) } try { var e = '<iframe src="javascript:0" name="' + o.iframeId + '">'; i = document.createElement(e) } catch (t) { i = document.createElement("iframe"), i.name = o.iframeId, i.src = "javascript:0" } i.id = o.iframeId, o.form.appendChild(i), o.iframe = i } var o = this; if (!this.form) { var i, s = document.createElement("form"), a = document.createElement("textarea"), p = this.iframeId = "eio_iframe_" + this.index; s.className = "socketio", s.style.position = "absolute", s.style.top = "-1000px", s.style.left = "-1000px", s.target = p, s.method = "POST", s.setAttribute("accept-charset", "utf-8"), a.name = "d", s.appendChild(a), document.body.appendChild(s), this.form = s, this.area = a } this.form.action = this.uri(), r(), t = t.replace(u, "\\\n"), this.area.value = t.replace(c, "\\n"); try { this.form.submit() } catch (h) { } this.iframe.attachEvent ? this.iframe.onreadystatechange = function () { "complete" === o.iframe.readyState && n() } : this.iframe.onload = n } }).call(e, function () { return this }()) }, function (t, e, n) { (function (e) { function r(t) { var e = t && t.forceBase64; e && (this.supportsBinary = !1), this.perMessageDeflate = t.perMessageDeflate, this.usingBrowserWebSocket = h && !t.forceNode, this.protocols = t.protocols, this.usingBrowserWebSocket || (l = o), i.call(this, t) } var o, i = n(20), s = n(21), a = n(30), c = n(31), u = n(32), p = n(3)("engine.io-client:websocket"), h = e.WebSocket || e.MozWebSocket; if ("undefined" == typeof window) try { o = n(35) } catch (f) { } var l = h; l || "undefined" != typeof window || (l = o), t.exports = r, c(r, i), r.prototype.name = "websocket", r.prototype.supportsBinary = !0, r.prototype.doOpen = function () { if (this.check()) { var t = this.uri(), e = this.protocols, n = {agent: this.agent, perMessageDeflate: this.perMessageDeflate}; n.pfx = this.pfx, n.key = this.key, n.passphrase = this.passphrase, n.cert = this.cert, n.ca = this.ca, n.ciphers = this.ciphers, n.rejectUnauthorized = this.rejectUnauthorized, this.extraHeaders && (n.headers = this.extraHeaders), this.localAddress && (n.localAddress = this.localAddress); try { this.ws = this.usingBrowserWebSocket ? e ? new l(t, e) : new l(t) : new l(t, e, n) } catch (r) { return this.emit("error", r) } void 0 === this.ws.binaryType && (this.supportsBinary = !1), this.ws.supports && this.ws.supports.binary ? (this.supportsBinary = !0, this.ws.binaryType = "nodebuffer") : this.ws.binaryType = "arraybuffer", this.addEventListeners() } }, r.prototype.addEventListeners = function () { var t = this; this.ws.onopen = function () { t.onOpen() }, this.ws.onclose = function () { t.onClose() }, this.ws.onmessage = function (e) { t.onData(e.data) }, this.ws.onerror = function (e) { t.onError("websocket error", e) } }, r.prototype.write = function (t) { function n() { r.emit("flush"), setTimeout(function () { r.writable = !0, r.emit("drain") }, 0) } var r = this; this.writable = !1; for (var o = t.length, i = 0, a = o; i < a; i++) !function (t) { s.encodePacket(t, r.supportsBinary, function (i) { if (!r.usingBrowserWebSocket) { var s = {}; if (t.options && (s.compress = t.options.compress), r.perMessageDeflate) { var a = "string" == typeof i ? e.Buffer.byteLength(i) : i.length; a < r.perMessageDeflate.threshold && (s.compress = !1) } } try { r.usingBrowserWebSocket ? r.ws.send(i) : r.ws.send(i, s) } catch (c) { p("websocket closed before onclose event") } --o || n() }) }(t[i]) }, r.prototype.onClose = function () { i.prototype.onClose.call(this) }, r.prototype.doClose = function () { "undefined" != typeof this.ws && this.ws.close() }, r.prototype.uri = function () { var t = this.query || {}, e = this.secure ? "wss" : "ws", n = ""; this.port && ("wss" === e && 443 !== Number(this.port) || "ws" === e && 80 !== Number(this.port)) && (n = ":" + this.port), this.timestampRequests && (t[this.timestampParam] = u()), this.supportsBinary || (t.b64 = 1), t = a.encode(t), t.length && (t = "?" + t); var r = this.hostname.indexOf(":") !== -1; return e + "://" + (r ? "[" + this.hostname + "]" : this.hostname) + n + this.path + t }, r.prototype.check = function () { return !(!l || "__initialize" in l && this.name === r.prototype.name) } }).call(e, function () { return this }()) }, function (t, e) { }, function (t, e) { var n = [].indexOf; t.exports = function (t, e) { if (n) return t.indexOf(e); for (var r = 0; r < t.length; ++r) if (t[r] === e) return r; return -1 } }, function (t, e, n) { "use strict"; function r(t, e, n) { this.io = t, this.nsp = e, this.json = this, this.ids = 0, this.acks = {}, this.receiveBuffer = [], this.sendBuffer = [], this.connected = !1, this.disconnected = !0, this.flags = {}, n && n.query && (this.query = n.query), this.io.autoConnect && this.open() } var o = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (t) { return typeof t } : function (t) { return t && "function" == typeof Symbol && t.constructor === Symbol && t !== Symbol.prototype ? "symbol" : typeof t }, i = n(7), s = n(8), a = n(38), c = n(39), u = n(40), p = n(3)("socket.io-client:socket"), h = n(30), f = n(23); t.exports = e = r; var l = { 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 }, d = s.prototype.emit; s(r.prototype), r.prototype.subEvents = function () { if (!this.subs) { var t = this.io; this.subs = [c(t, "open", u(this, "onopen")), c(t, "packet", u(this, "onpacket")), c(t, "close", u(this, "onclose"))] } }, r.prototype.open = r.prototype.connect = function () { return this.connected ? this : (this.subEvents(), this.io.open(), "open" === this.io.readyState && this.onopen(), this.emit("connecting"), this) }, r.prototype.send = function () { var t = a(arguments); return t.unshift("message"), this.emit.apply(this, t), this }, r.prototype.emit = function (t) { if (l.hasOwnProperty(t)) return d.apply(this, arguments), this; var e = a(arguments), n = { type: (void 0 !== this.flags.binary ? this.flags.binary : f(e)) ? i.BINARY_EVENT : i.EVENT, data: e }; return n.options = {}, n.options.compress = !this.flags || !1 !== this.flags.compress, "function" == typeof e[e.length - 1] && (p("emitting packet with ack id %d", this.ids), this.acks[this.ids] = e.pop(), n.id = this.ids++), this.connected ? this.packet(n) : this.sendBuffer.push(n), this.flags = {}, this }, r.prototype.packet = function (t) { t.nsp = this.nsp, this.io.packet(t) }, r.prototype.onopen = function () { if (p("transport is open - connecting"), "/" !== this.nsp) if (this.query) { var t = "object" === o(this.query) ? h.encode(this.query) : this.query; p("sending connect packet with query %s", t), this.packet({type: i.CONNECT, query: t}) } else this.packet({type: i.CONNECT}) }, r.prototype.onclose = function (t) { p("close (%s)", t), this.connected = !1, this.disconnected = !0, delete this.id, this.emit("disconnect", t) }, r.prototype.onpacket = function (t) { var e = t.nsp === this.nsp, n = t.type === i.ERROR && "/" === t.nsp; if (e || n) switch (t.type) { case i.CONNECT: this.onconnect(); break; case i.EVENT: this.onevent(t); break; case i.BINARY_EVENT: this.onevent(t); break; case i.ACK: this.onack(t); break; case i.BINARY_ACK: this.onack(t); break; case i.DISCONNECT: this.ondisconnect(); break; case i.ERROR: this.emit("error", t.data) } }, r.prototype.onevent = function (t) { var e = t.data || []; p("emitting event %j", e), null != t.id && (p("attaching ack callback to event"), e.push(this.ack(t.id))), this.connected ? d.apply(this, e) : this.receiveBuffer.push(e) }, r.prototype.ack = function (t) { var e = this, n = !1; return function () { if (!n) { n = !0; var r = a(arguments); p("sending ack %j", r), e.packet({type: f(r) ? i.BINARY_ACK : i.ACK, id: t, data: r}) } } }, r.prototype.onack = function (t) { var e = this.acks[t.id]; "function" == typeof e ? (p("calling ack %s with %j", t.id, t.data), e.apply(this, t.data), delete this.acks[t.id]) : p("bad ack %s", t.id) }, r.prototype.onconnect = function () { this.connected = !0, this.disconnected = !1, this.emit("connect"), this.emitBuffered() }, r.prototype.emitBuffered = function () { var t; for (t = 0; t < this.receiveBuffer.length; t++) d.apply(this, this.receiveBuffer[t]); for (this.receiveBuffer = [], t = 0; t < this.sendBuffer.length; t++) this.packet(this.sendBuffer[t]); this.sendBuffer = [] }, r.prototype.ondisconnect = function () { p("server disconnect (%s)", this.nsp), this.destroy(), this.onclose("io server disconnect") }, r.prototype.destroy = function () { if (this.subs) { for (var t = 0; t < this.subs.length; t++) this.subs[t].destroy(); this.subs = null } this.io.destroy(this) }, r.prototype.close = r.prototype.disconnect = function () { return this.connected && (p("performing disconnect (%s)", this.nsp), this.packet({type: i.DISCONNECT})), this.destroy(), this.connected && this.onclose("io client disconnect"), this }, r.prototype.compress = function (t) { return this.flags.compress = t, this }, r.prototype.binary = function (t) { return this.flags.binary = t, this } }, function (t, e) { function n(t, e) { var n = []; e = e || 0; for (var r = e || 0; r < t.length; r++) n[r - e] = t[r]; return n } t.exports = n }, function (t, e) { "use strict"; function n(t, e, n) { return t.on(e, n), { destroy: function () { t.removeListener(e, n) } } } t.exports = n }, function (t, e) { var n = [].slice; t.exports = function (t, e) { if ("string" == typeof e && (e = t[e]), "function" != typeof e) throw new Error("bind() requires a function"); var r = n.call(arguments, 2); return function () { return e.apply(t, r.concat(n.call(arguments))) } } }, function (t, e) { function n(t) { t = t || {}, this.ms = t.min || 100, this.max = t.max || 1e4, this.factor = t.factor || 2, this.jitter = t.jitter > 0 && t.jitter <= 1 ? t.jitter : 0, this.attempts = 0 } t.exports = n, n.prototype.duration = function () { var t = this.ms * Math.pow(this.factor, this.attempts++); if (this.jitter) { var e = Math.random(), n = Math.floor(e * this.jitter * t); t = 0 == (1 & Math.floor(10 * e)) ? t - n : t + n } return 0 | Math.min(t, this.max) }, n.prototype.reset = function () { this.attempts = 0 }, n.prototype.setMin = function (t) { this.ms = t }, n.prototype.setMax = function (t) { this.max = t }, n.prototype.setJitter = function (t) { this.jitter = t } }]) }); CLIENT = client(config);