/js/skynet.bundle.js
JavaScript | 8844 lines | 5505 code | 1357 blank | 1982 comment | 1405 complexity | a72b3b54dea417156436f69a63e3f0ce MD5 | raw file
- !function(e){if("object"==typeof exports&&"undefined"!=typeof module)module.exports=e();else if("function"==typeof define&&define.amd)define([],e);else{var f;"undefined"!=typeof window?f=window:"undefined"!=typeof global?f=global:"undefined"!=typeof self&&(f=self),f.skynet=e()}}(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(_dereq_,module,exports){
- var Connection = _dereq_('./lib/Connection');
- module.exports = {
- createConnection: function (opt){
- return new Connection(opt);
- }
- }
- },{"./lib/Connection":2}],2:[function(_dereq_,module,exports){
- 'use strict';
- var util = _dereq_('util');
- var EventEmitter = _dereq_('events').EventEmitter;
- var socketIoClient = _dereq_("socket.io-client");
- var DEFAULT_TIMEOUT = 10000;
- function Connection(opt){
- EventEmitter.call(this);
- this._callbackHandlers = {};
- this._ackId = 0;
- this.options = opt || {};
- this.options.options = this.options.options || {};
- this.options.options.transports = this.options.options.transports || ['websocket'];
- this.options.forceNew = (opt.forceNew != null) ? opt.forceNew : false;
- this.options.server = this.options.server || 'ws://skynet.im';
- this.options.port = this.options.port || 80;
- // if(this.options.server && this.options.port){
- if(this.options.server.indexOf("http") === -1 && this.options.server.indexOf("ws") === -1 && this.options.server.indexOf("wss") === -1 ){
- this.options.server = "ws://" + this.options.server;
- }
- // network = this.options.server + ":" + this.options.port;
- // }
- var network = this.options.server + ':' + this.options.port;
- console.log('trying', network);
- this.socket = socketIoClient(network, this.options.options); // || "ws://skynet.im");
- // this.socket = io.connect(this.options.server || "http://skynet.im", {
- // port: this.options.port || 80,
- // forceNew: this.options.forceNew,
- // multiplex: !this.options.forceNew,
- // 'force new connection': this.options.forceNew
- // });
- this.options.protocol = "websocket";
- this.setup();
- }
- util.inherits(Connection, EventEmitter);
- Connection.prototype.setup = function(){
- var self = this;
- this.socket.once('connect', function(){
- this.emit('connect');
- this.socket.on('messageAck', function(data){
- if(self._callbackHandlers[data.ack]){
- try{
- self._callbackHandlers[data.ack](data.payload);
- delete self._callbackHandlers[data.ack];
- }
- catch(err){
- console.log('error resolving callback', err);
- }
- }
- });
- this.socket.on('message', function(data){
- self._handleAckRequest('message', data);
- });
- //this.emit.bind(this, 'message'));
- this.socket.on('config', function(data){
- self._handleAckRequest('config', data);
- });
- this.socket.on('disconnect', this.emit.bind(this, 'disconnect'));
- this.socket.on('identify', this.identify.bind(this));
- this.socket.on('ready', this.emit.bind(this, 'ready'));
- this.socket.on('notReady', this.emit.bind(this, 'notReady'));
- this.socket.on('tb', this.emit.bind(this, 'tb'));
- this.socket.on('unboundSocket', this.emit.bind(this, 'unboundSocket'));
- }.bind(this));
- return this;
- };
- //Provide callback when message with ack requests comes in from another client
- Connection.prototype._handleAckRequest = function(topic, data){
- var self = this;
- if(data){
- if(data.ack && data.fromUuid){
- //TODO clean these up if not used
- self.emit(topic, data, function(response){
- self.socket.emit('messageAck', {
- devices: data.fromUuid,
- ack: data.ack,
- payload: response
- });
- });
- }else{
- self.emit(topic, data);
- }
- }
- };
- //Allow for making RPC requests to other clients
- Connection.prototype._emitWithAck = function(topic, data, fn){
- var self = this;
- if(data){
- if(fn){
- var ack = ++this._ackId;
- data.ack = ack;
- self._callbackHandlers[ack] = fn;
- var timeout = data.timeout || DEFAULT_TIMEOUT;
- //remove handlers
- setTimeout(function(){
- if(self._callbackHandlers[ack]){
- self._callbackHandlers[ack]({error: 'timeout ' + timeout});
- delete self._callbackHandlers[ack];
- }
- }, timeout);
- }
- //console.log('emitting ack', topic, data);
- this.socket.emit(topic, data);
- }
- return this;
- };
- Connection.prototype.identify = function(){
- this.socket.emit('identity', {
- uuid: this.options.uuid,
- token: this.options.token,
- protocol: this.options.protocol
- });
- return this;
- };
- Connection.prototype.message = function(data, fn) {
- return this._emitWithAck('message', data, fn);
- };
- Connection.prototype.config = function(data, fn) {
- return this._emitWithAck('gatewayConfig', data, fn);
- };
- Connection.prototype.gatewayConfig = function(data, fn) {
- return this._emitWithAck('gatewayConfig', data, fn);
- };
- // send plain text
- Connection.prototype.send = function(text) {
- if(text){
- text = text.toString();
- this.socket.send(text);
- }
- return this;
- };
- Connection.prototype.update = function(data, fn) {
- this.socket.emit('update', data, fn);
- return this;
- };
- Connection.prototype.register = function(data, fn) {
- this.socket.emit('register', data, fn);
- return this;
- };
- Connection.prototype.unregister = function(data, fn) {
- this.socket.emit('unregister', data, fn);
- return this;
- };
- Connection.prototype.whoami = function(data, fn) {
- this.socket.emit('whoami', data, fn);
- return this;
- };
- Connection.prototype.devices = function(data, fn) {
- this.socket.emit('devices', data, fn);
- return this;
- };
- Connection.prototype.mydevices = function(data, fn) {
- this.socket.emit('mydevices', data, fn);
- return this;
- };
- Connection.prototype.status = function(data) {
- this.socket.emit('status', data);
- return this;
- };
- Connection.prototype.subscribe = function(data, fn) {
- if(typeof data === 'string'){
- data = {uuid: data};
- }
- this.socket.emit('subscribe', data, fn);
- return this;
- };
- Connection.prototype.unsubscribe = function(data, fn) {
- if(typeof data === 'string'){
- data = {uuid: data};
- }
- this.socket.emit('unsubscribe', data, fn);
- return this;
- };
- Connection.prototype.authenticate = function(data, fn) {
- this.socket.emit('authenticate', data, fn);
- return this;
- };
- Connection.prototype.events = function(data, fn) {
- this.socket.emit('events', data, fn);
- return this;
- };
- Connection.prototype.data = function(data, fn) {
- this.socket.emit('data', data, fn);
- return this;
- };
- Connection.prototype.getdata = function(data, fn) {
- this.socket.emit('getdata', data, fn);
- return this;
- };
- Connection.prototype.localdevices = function(fn) {
- this.socket.emit('localdevices', {}, fn);
- return this;
- };
- Connection.prototype.textBroadcast = function(data) {
- if(typeof data !== 'string'){
- data = String(data);
- }
- this.socket.emit('tb', data);
- return this;
- };
- Connection.prototype.directText = function(data) {
- if(typeof data === 'object' && data.payload && typeof data.payload === 'string' && data.devices){
- this.socket.emit('directText', data);
- }
- else{
- console.log('directText requires an object with a string payload property, and a devices property');
- }
- return this;
- };
- Connection.prototype.subscribeText = function(data, fn) {
- if(typeof data === 'string'){
- data = {uuid: data};
- }
- this.socket.emit('subscribeText', data, fn);
- return this;
- };
- Connection.prototype.unsubscribeText = function(data, fn) {
- if(typeof data === 'string'){
- data = {uuid: data};
- }
- this.socket.emit('unsubscribeText', data, fn);
- return this;
- };
- Connection.prototype.close = function(){
- return this;
- };
- module.exports = Connection;
- },{"events":49,"socket.io-client":3,"util":53}],3:[function(_dereq_,module,exports){
- module.exports = _dereq_('./lib/');
- },{"./lib/":4}],4:[function(_dereq_,module,exports){
- /**
- * Module dependencies.
- */
- var url = _dereq_('./url');
- var parser = _dereq_('socket.io-parser');
- var Manager = _dereq_('./manager');
- var debug = _dereq_('debug')('socket.io-client');
- /**
- * Module exports.
- */
- module.exports = exports = lookup;
- /**
- * Managers cache.
- */
- var cache = exports.managers = {};
- /**
- * Looks up an existing `Manager` for multiplexing.
- * If the user summons:
- *
- * `io('http://localhost/a');`
- * `io('http://localhost/b');`
- *
- * We reuse the existing instance based on same scheme/port/host,
- * and we initialize sockets for each namespace.
- *
- * @api public
- */
- function lookup(uri, opts) {
- if (typeof uri == 'object') {
- opts = uri;
- uri = undefined;
- }
- opts = opts || {};
- var parsed = url(uri);
- var source = parsed.source;
- var id = parsed.id;
- var io;
- if (opts.forceNew || opts['force new connection'] || false === opts.multiplex) {
- debug('ignoring socket cache for %s', source);
- io = Manager(source, opts);
- } else {
- if (!cache[id]) {
- debug('new io instance for %s', source);
- cache[id] = Manager(source, opts);
- }
- io = cache[id];
- }
- return io.socket(parsed.path);
- }
- /**
- * Protocol version.
- *
- * @api public
- */
- exports.protocol = parser.protocol;
- /**
- * `connect`.
- *
- * @param {String} uri
- * @api public
- */
- exports.connect = lookup;
- /**
- * Expose constructors for standalone build.
- *
- * @api public
- */
- exports.Manager = _dereq_('./manager');
- exports.Socket = _dereq_('./socket');
- },{"./manager":5,"./socket":7,"./url":8,"debug":11,"socket.io-parser":41}],5:[function(_dereq_,module,exports){
- /**
- * Module dependencies.
- */
- var url = _dereq_('./url');
- var eio = _dereq_('engine.io-client');
- var Socket = _dereq_('./socket');
- var Emitter = _dereq_('component-emitter');
- var parser = _dereq_('socket.io-parser');
- var on = _dereq_('./on');
- var bind = _dereq_('component-bind');
- var object = _dereq_('object-component');
- var debug = _dereq_('debug')('socket.io-client:manager');
- /**
- * 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)) {
- 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.timeout(null == opts.timeout ? 20000 : opts.timeout);
- this.readyState = 'closed';
- this.uri = uri;
- this.connected = 0;
- this.attempts = 0;
- this.encoding = false;
- this.packetBuffer = [];
- this.encoder = new parser.Encoder();
- this.decoder = new parser.Decoder();
- 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) {
- this.nsps[nsp].emit.apply(this.nsps[nsp], arguments);
- }
- };
- /**
- * 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;
- 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;
- 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() {
- if (!this.openReconnect && !this.reconnecting && this._reconnection) {
- // keeps reconnection from firing twice for the same reconnection loop
- this.openReconnect = true;
- this.reconnect();
- }
- };
- /**
- * Sets the current transport `socket`.
- *
- * @param {Function} optional, callback
- * @return {Manager} self
- * @api public
- */
- Manager.prototype.open =
- Manager.prototype.connect = function(fn){
- 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';
- // 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);
- }
- 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(){
- 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(this.decoder, 'decoded', bind(this, 'ondecoded')));
- this.subs.push(on(socket, 'error', bind(this, 'onerror')));
- this.subs.push(on(socket, 'close', bind(this, 'onclose')));
- };
- /**
- * 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){
- var socket = this.nsps[nsp];
- if (!socket) {
- socket = new Socket(this, nsp);
- this.nsps[nsp] = socket;
- var self = this;
- socket.on('connect', function(){
- self.connected++;
- });
- }
- return socket;
- };
- /**
- * Called upon a socket close.
- *
- * @param {Socket} socket
- */
- Manager.prototype.destroy = function(socket){
- --this.connected || this.close();
- };
- /**
- * Writes a packet.
- *
- * @param {Object} packet
- * @api private
- */
- Manager.prototype.packet = function(packet){
- debug('writing packet %j', packet);
- var self = this;
- 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]);
- }
- 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(){
- var sub;
- while (sub = this.subs.shift()) sub.destroy();
- this.packetBuffer = [];
- this.encoding = false;
- this.decoder.destroy();
- };
- /**
- * Close the current socket.
- *
- * @api private
- */
- Manager.prototype.close =
- Manager.prototype.disconnect = function(){
- this.skipReconnect = true;
- this.engine.close();
- };
- /**
- * Called upon engine close.
- *
- * @api private
- */
- Manager.prototype.onclose = function(reason){
- debug('close');
- this.cleanup();
- 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) return this;
- var self = this;
- this.attempts++;
- if (this.attempts > this._reconnectionAttempts) {
- debug('reconnect failed');
- this.emitAll('reconnect_failed');
- this.reconnecting = false;
- } else {
- var delay = this.attempts * this.reconnectionDelay();
- delay = Math.min(delay, this.reconnectionDelayMax());
- debug('will wait %dms before reconnect attempt', delay);
- this.reconnecting = true;
- var timer = setTimeout(function(){
- debug('attempting reconnect');
- self.emitAll('reconnect_attempt', self.attempts);
- self.emitAll('reconnecting', self.attempts);
- 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(){
- clearTimeout(timer);
- }
- });
- }
- };
- /**
- * Called upon successful reconnect.
- *
- * @api private
- */
- Manager.prototype.onreconnect = function(){
- var attempt = this.attempts;
- this.attempts = 0;
- this.reconnecting = false;
- this.emitAll('reconnect', attempt);
- };
- },{"./on":6,"./socket":7,"./url":8,"component-bind":9,"component-emitter":10,"debug":11,"engine.io-client":12,"object-component":38,"socket.io-parser":41}],6:[function(_dereq_,module,exports){
- /**
- * 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(){
- obj.removeListener(ev, fn);
- }
- };
- }
- },{}],7:[function(_dereq_,module,exports){
- /**
- * Module dependencies.
- */
- var parser = _dereq_('socket.io-parser');
- var Emitter = _dereq_('component-emitter');
- var toArray = _dereq_('to-array');
- var on = _dereq_('./on');
- var bind = _dereq_('component-bind');
- var debug = _dereq_('debug')('socket.io-client:socket');
- var hasBin = _dereq_('has-binary-data');
- var indexOf = _dereq_('indexof');
- /**
- * 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,
- disconnect: 1,
- error: 1,
- reconnect: 1,
- reconnect_attempt: 1,
- reconnect_failed: 1,
- reconnect_error: 1,
- reconnecting: 1
- };
- /**
- * Shortcut to `Emitter#emit`.
- */
- var emit = Emitter.prototype.emit;
- /**
- * `Socket` constructor.
- *
- * @api public
- */
- function Socket(io, nsp){
- this.io = io;
- this.nsp = nsp;
- this.json = this; // compat
- this.ids = 0;
- this.acks = {};
- this.open();
- this.receiveBuffer = [];
- this.sendBuffer = [];
- this.connected = false;
- this.disconnected = true;
- this.subEvents();
- }
- /**
- * Mix in `Emitter`.
- */
- Emitter(Socket.prototype);
- /**
- * Subscribe to open, close and packet events
- *
- * @api private
- */
- Socket.prototype.subEvents = function() {
- var io = this.io;
- this.subs = [
- on(io, 'open', bind(this, 'onopen')),
- on(io, 'packet', bind(this, 'onpacket')),
- on(io, 'close', bind(this, 'onclose'))
- ];
- };
- /**
- * Called upon engine `open`.
- *
- * @api private
- */
- Socket.prototype.open =
- Socket.prototype.connect = function(){
- if (this.connected) return this;
- this.io.open(); // ensure open
- if ('open' == this.io.readyState) this.onopen();
- 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 };
- // 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);
- }
- return this;
- };
- /**
- * Sends a packet.
- *
- * @param {Object} packet
- * @api private
- */
- Socket.prototype.packet = function(packet){
- packet.nsp = this.nsp;
- this.io.packet(packet);
- };
- /**
- * "Opens" the socket.
- *
- * @api private
- */
- Socket.prototype.onopen = function(){
- debug('transport is open - connecting');
- // write connect packet if necessary
- if ('/' != this.nsp) {
- 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;
- 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){
- debug('calling ack %s with %j', packet.id, packet.data);
- var fn = this.acks[packet.id];
- fn.apply(this, packet.data);
- delete this.acks[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(){
- // clean subscriptions to avoid reconnections
- for (var i = 0; i < this.subs.length; i++) {
- this.subs[i].destroy();
- }
- this.io.destroy(this);
- };
- /**
- * Disconnects the socket manually.
- *
- * @return {Socket} self
- * @api public
- */
- Socket.prototype.close =
- Socket.prototype.disconnect = function(){
- if (!this.connected) return this;
- debug('performing disconnect (%s)', this.nsp);
- this.packet({ type: parser.DISCONNECT });
- // remove socket from pool
- this.destroy();
- // fire events
- this.onclose('io client disconnect');
- return this;
- };
- },{"./on":6,"component-bind":9,"component-emitter":10,"debug":11,"has-binary-data":35,"indexof":37,"socket.io-parser":41,"to-array":45}],8:[function(_dereq_,module,exports){
- (function (global){
- /**
- * Module dependencies.
- */
- var parseuri = _dereq_('parseuri');
- var debug = _dereq_('debug')('socket.io-client:url');
- /**
- * Module exports.
- */
- module.exports = url;
- /**
- * URL parser.
- *
- * @param {String} url
- * @param {Object} An object meant to mimic window.location.
- * Defaults to window.location.
- * @api public
- */
- function url(uri, loc){
- var obj = uri;
- // default to window.location
- var loc = loc || global.location;
- if (null == uri) uri = loc.protocol + '//' + loc.hostname;
- // relative path support
- if ('string' == typeof uri) {
- if ('/' == uri.charAt(0)) {
- if ('undefined' != typeof loc) {
- uri = loc.hostname + uri;
- }
- }
- if (!/^(https?|wss?):\/\//.test(uri)) {
- debug('protocol-less url %s', uri);
- if ('undefined' != typeof loc) {
- uri = loc.protocol + '//' + uri;
- } else {
- uri = 'https://' + uri;
- }
- }
- // parse
- debug('parse %s', uri);
- obj = parseuri(uri);
- }
- // make sure we treat `localhost:80` and `localhost` equally
- if (!obj.port) {
- if (/^(http|ws)$/.test(obj.protocol)) {
- obj.port = '80';
- }
- else if (/^(http|ws)s$/.test(obj.protocol)) {
- obj.port = '443';
- }
- }
- obj.path = obj.path || '/';
- // define unique id
- obj.id = obj.protocol + '://' + obj.host + ':' + obj.port;
- // define href
- obj.href = obj.protocol + '://' + obj.host + (loc && loc.port == obj.port ? '' : (':' + obj.port));
- return obj;
- }
- }).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
- },{"debug":11,"parseuri":39}],9:[function(_dereq_,module,exports){
- /**
- * 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)));
- }
- };
- },{}],10:[function(_dereq_,module,exports){
- /**
- * 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;
- };
- },{}],11:[function(_dereq_,module,exports){
- /**
- * Expose `debug()` as the module.
- */
- module.exports = debug;
- /**
- * Create a debugger with the given `name`.
- *
- * @param {String} name
- * @return {Type}
- * @api public
- */
- function debug(name) {
- if (!debug.enabled(name)) return function(){};
- return function(fmt){
- fmt = coerce(fmt);
- var curr = new Date;
- var ms = curr - (debug[name] || curr);
- debug[name] = curr;
- fmt = name
- + ' '
- + fmt
- + ' +' + debug.humanize(ms);
- // This hackery is required for IE8
- // where `console.log` doesn't have 'apply'
- window.console
- && console.log
- && Function.prototype.apply.call(console.log, console, arguments);
- }
- }
- /**
- * The currently active debug mode names.
- */
- debug.names = [];
- debug.skips = [];
- /**
- * Enables a debug mode by name. This can include modes
- * separated by a colon and wildcards.
- *
- * @param {String} name
- * @api public
- */
- debug.enable = function(name) {
- try {
- localStorage.debug = name;
- } catch(e){}
- var split = (name || '').split(/[\s,]+/)
- , len = split.length;
- for (var i = 0; i < len; i++) {
- name = split[i].replace('*', '.*?');
- if (name[0] === '-') {
- debug.skips.push(new RegExp('^' + name.substr(1) + '$'));
- }
- else {
- debug.names.push(new RegExp('^' + name + '$'));
- }
- }
- };
- /**
- * Disable debug output.
- *
- * @api public
- */
- debug.disable = function(){
- debug.enable('');
- };
- /**
- * Humanize the given `ms`.
- *
- * @param {Number} m
- * @return {String}
- * @api private
- */
- debug.humanize = function(ms) {
- var sec = 1000
- , min = 60 * 1000
- , hour = 60 * min;
- if (ms >= hour) return (ms / hour).toFixed(1) + 'h';
- if (ms >= min) return (ms / min).toFixed(1) + 'm';
- if (ms >= sec) return (ms / sec | 0) + 's';
- return ms + 'ms';
- };
- /**
- * Returns true if the given mode name is enabled, false otherwise.
- *
- * @param {String} name
- * @return {Boolean}
- * @api public
- */
- debug.enabled = function(name) {
- for (var i = 0, len = debug.skips.length; i < len; i++) {
- if (debug.skips[i].test(name)) {
- return false;
- }
- }
- for (var i = 0, len = debug.names.length; i < len; i++) {
- if (debug.names[i].test(name)) {
- return true;
- }
- }
- return false;
- };
- /**
- * Coerce `val`.
- */
- function coerce(val) {
- if (val instanceof Error) return val.stack || val.message;
- return val;
- }
- // persist
- try {
- if (window.localStorage) debug.enable(localStorage.debug);
- } catch(e){}
- },{}],12:[function(_dereq_,module,exports){
- module.exports = _dereq_('./lib/');
- },{"./lib/":13}],13:[function(_dereq_,module,exports){
- module.exports = _dereq_('./socket');
- /**
- * Exports parser
- *
- * @api public
- *
- */
- module.exports.parser = _dereq_('engine.io-parser');
- },{"./socket":14,"engine.io-parser":23}],14:[function(_dereq_,module,exports){
- (function (global){
- /**
- * Module dependencies.
- */
- var transports = _dereq_('./transports');
- var Emitter = _dereq_('component-emitter');
- var debug = _dereq_('debug')('engine.io-client:socket');
- var index = _dereq_('indexof');
- var parser = _dereq_('engine.io-parser');
- var parseuri = _dereq_('parseuri');
- var parsejson = _dereq_('parsejson');
- var parseqs = _dereq_('parseqs');
- /**
- * Module exports.
- */
- module.exports = Socket;
- /**
- * Noop function.
- *
- * @api private
- */
- function noop(){}
- /**
- * 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) {
- opts = uri;
- uri = null;
- }
- if (uri) {
- uri = parseuri(uri);
- opts.host = uri.host;
- opts.secure = uri.protocol == 'https' || uri.protocol == 'wss';
- opts.port = uri.port;
- if (uri.query) opts.query = uri.query;
- }
- this.secure = null != opts.secure ? opts.secure :
- (global.location && 'https:' == location.protocol);
- if (opts.host) {
- var pieces = opts.host.split(':');
- opts.hostname = pieces.shift();
- if (pieces.length) opts.port = pieces.pop();
- }
- 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.forceBase64 = !!opts.forceBase64;
- this.timestampParam = opts.timestampParam || 't';
- this.timestampRequests = opts.timestampRequests;
- this.transports = opts.transports || ['polling', 'websocket'];
- this.readyState = '';
- this.writeBuffer = [];
- this.callbackBuffer = [];
- this.policyPort = opts.policyPort || 843;
- this.rememberUpgrade = opts.rememberUpgrade || false;
- this.open();
- this.binaryType = null;
- this.onlyBinaryUpgrades = opts.onlyBinaryUpgrades;
- }
- 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 = _dereq_('./transport');
- Socket.transports = _dereq_('./transports');
- Socket.parser = _dereq_('engine.io-parser');
- /**
- * 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,
- forceBase64: this.forceBase64,
- timestampRequests: this.timestampRequests,
- timestampParam: this.timestampParam,
- policyPort: this.policyPort,
- socket: this
- });
- 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 {
- transport = this.transports[0];
- }
- this.readyState = 'opening';
- var transport = this.createTransport(transport);
- 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 })
- , failed = false
- , 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);
- Socket.priorWebsocketSuccess = 'websocket' == transport.name;
- debug('pausing current transport "%s"', self.transport.name);
- self.transport.pause(function () {
- if (failed) return;
- if ('closed' == self.readyState || 'closing' == 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) {
- 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();
- break;
- case 'error':
- var err = new Error('server error');
- err.code = packet.data;
- this.emit('error', 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 public
- */
- Socket.prototype.ping = function () {
- this.sendPacket('ping');
- };
- /**
- * Called on `drain` event
- *
- * @api private
- */
- Socket.prototype.onDrain = function() {
- for (var i = 0; i < this.prevBufferLen; i++) {
- if (this.callbackBuffer[i]) {
- this.callbackBuffer[i]();
- }
- }
- this.writeBuffer.splice(0, this.prevBufferLen);
- this.callbackBuffer.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 (this.writeBuffer.length == 0) {
- 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.
- * @return {Socket} for chaining.
- * @api public
- */
- Socket.prototype.write =
- Socket.prototype.send = function (msg, fn) {
- this.sendPacket('message', msg, fn);
- return this;
- };
- /**
- * Sends a packet.
- *
- * @param {String} packet type.
- * @param {String} data.
- * @param {Function} callback function.
- * @api private
- */
- Socket.prototype.sendPacket = function (type, data, fn) {
- var packet = { type: type, data: data };
- this.emit('packetCreate', packet);
- this.writeBuffer.push(packet);
- this.callbackBuffer.push(fn);
- this.flush();
- };
- /**
- * Closes the connection.
- *
- * @api private
- */
- Socket.prototype.close = function () {
- if ('opening' == this.readyState || 'open' == this.readyState) {
- this.onClose('forced close');
- debug('socket closing - telling transport to close');
- this.transport.close();
- }
- 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) {
- debug('socket close with reason: "%s"', reason);
- var self = this;
- // clear timers
- clearTimeout(this.pingIntervalTimer);
- clearTimeout(this.pingTimeoutTimer);
- // clean buffers in next tick, so developers can still
- // grab the buffers on `close` event
- setTimeout(function() {
- self.writeBuffer = [];
- self.callbackBuffer = [];
- self.prevBufferLen = 0;
- }, 0);
- // 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);
- }
- };
- /**
- * 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;
- };
- }).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
- },{"./transport":15,"./transports":16,"component-emitter":10,"debug":11,"engine.io-parser":23,"indexof":37,"parsejson":32,"parseqs":33,"parseuri":39}],15:[function(_dereq_,module,exports){
- /**
- * Module dependencies.
- */
- var parser = _dereq_('engine.io-parser');
- var Emitter = _dereq_('component-emitter');
- /**
- * 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;
- }
- /**
- * Mix in `Emitter`.
- */
- Emitter(Transport.prototype);
- /**
- * A counter used to prevent collisions in the timestamps used
- * for cache busting.
- */
- Transport.timestamps = 0;
- /**
- * 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){
- try {
- var packet = parser.decodePacket(data, this.socket.binaryType);
- this.onPacket(packet);
- } catch(e){
- e.data = data;
- this.onError('parser decode error', e);
- }
- };
- /**
- * 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');
- };
- },{"component-emitter":10,"engine.io-parser":23}],16:[function(_dereq_,module,exports){
- (function (global){
- /**
- * Module dependencies
- */
- var XMLHttpRequest = _dereq_('xmlhttprequest');
- var XHR = _dereq_('./polling-xhr');
- var JSONP = _dereq_('./polling-jsonp');
- var websocket = _dereq_('./websocket');
- /**
- * 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;
- 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;
- }
- opts.xdomain = xd;
- xhr = new XMLHttpRequest(opts);
- if ('open' in xhr && !opts.forceJSONP) {
- return new XHR(opts);
- } else {
- return new JSONP(opts);
- }
- }
- }).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
- },{"./polling-jsonp":17,"./polling-xhr":18,"./websocket":20,"xmlhttprequest":21}],17:[function(_dereq_,module,exports){
- (function (global){
- /**
- * Module requirements.
- */
- var Polling = _dereq_('./polling');
- var inherit = _dereq_('component-inherit');
- /**
- * Module exports.
- */
- module.exports = JSONPPolling;
- /**
- * Cached regular expressions.
- */
- var rNewline = /\n/g;
- var rEscapedNewline = /\\n/g;
- /**
- * Global JSONP callbacks.
- */
- var callbacks;
- /**
- * Callbacks count.
- */
- var index = 0;
- /**
- * 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;
- });
- }
- }
- /**
- * 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;
- }
- 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];
- insertAt.parentNode.insertBefore(script, insertAt);
- 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 = '<iframe src="javascript:0" name="'+ self.iframeId +'">';
- iframe = document.createElement(html);
- } catch (e) {
- iframe = document.createElement('iframe');
- iframe.name = self.iframeId;
- iframe.src = 'javascript:0';
- }
- iframe.id = self.iframeId;
- self.form.appendChild(iframe);
- self.iframe = iframe;
- }
- initIframe();
- // escape \n to prevent it from being converted into \r\n by some UAs
- // double escaping is required for escaped new lines because unescaping of new lines can be done safely on server-side
- data = data.replace(rEscapedNewline, '\\\n');
- this.area.value = data.replace(rNewline, '\\n');
- try {
- this.form.submit();
- } catch(e) {}
- if (this.iframe.attachEvent) {
- this.iframe.onreadystatechange = function(){
- if (self.iframe.readyState == 'complete') {
- complete();
- }
- };
- } else {
- this.iframe.onload = complete;
- }
- };
- }).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
- },{"./polling":19,"component-inherit":22}],18:[function(_dereq_,module,exports){
- (function (global){
- /**
- * Module requirements.
- */
- var XMLHttpRequest = _dereq_('xmlhttprequest');
- var Polling = _dereq_('./polling');
- var Emitter = _dereq_('component-emitter');
- var inherit = _dereq_('component-inherit');
- var debug = _dereq_('debug')('engine.io-client:polling-xhr');
- /**
- * Module exports.
- */
- module.exports = XHR;
- module.exports.Request = Request;
- /**
- * Empty function
- */
- function empty(){}
- /**
- * XHR Polling constructor.
- *
- * @param {Object} opts
- * @api public
- */
- function XHR(opts){
- Polling.call(this, opts);
- 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;
- }
- this.xd = opts.hostname != global.location.hostname ||
- port != opts.port;
- }
- }
- /**
- * Inherits from Polling.
- */
- inherit(XHR, Polling);
- /**
- * XHR supports binary
- */
- XHR.prototype.supportsBinary = true;
- /**
- * Creates a request.
- *
- * @param {String} method
- * @api private
- */
- XHR.prototype.request = function(opts){
- opts = opts || {};
- opts.uri = this.uri();
- opts.xd = this.xd;
- opts.agent = this.agent || false;
- opts.supportsBinary = this.supportsBinary;
- return new Request(opts);
- };
- /**
- * Sends data.
- *
- * @param {String} data to send.
- * @param {Function} called upon flush.
- * @api private
- */
- XHR.prototype.doWrite = function(data, fn){
- var isBinary = typeof data !== 'string' && data !== undefined;
- var req = this.request({ method: 'POST', data: data, isBinary: isBinary });
- var self = this;
- req.on('success', fn);
- req.on('error', function(err){
- self.onError('xhr post error', err);
- });
- this.sendXhr = req;
- };
- /**
- * Starts a poll cycle.
- *
- * @api private
- */
- XHR.prototype.doPoll = function(){
- debug('xhr poll');
- var req = this.request();
- var self = this;
- req.on('data', function(data){
- self.onData(data);
- });
- req.on('error', function(err){
- self.onError('xhr poll error', err);
- });
- this.pollXhr = req;
- };
- /**
- * Request constructor
- *
- * @param {Object} options
- * @api public
- */
- function Request(opts){
- this.method = opts.method || 'GET';
- this.uri = opts.uri;
- this.xd = !!opts.xd;
- this.async = false !== opts.async;
- this.data = undefined != opts.data ? opts.data : null;
- this.agent = opts.agent;
- this.create(opts.isBinary, opts.supportsBinary);
- }
- /**
- * Mix in `Emitter`.
- */
- Emitter(Request.prototype);
- /**
- * Creates the XHR object and sends the request.
- *
- * @api private
- */
- Request.prototype.create = function(isBinary, supportsBinary){
- var xhr = this.xhr = new XMLHttpRequest({ agent: this.agent, xdomain: this.xd });
- var self = this;
- try {
- debug('xhr open %s: %s', this.method, this.uri);
- xhr.open(this.method, this.uri, this.async);
- if (supportsBinary) {
- // This has to be done after open because Firefox is stupid
- // http://stackoverflow.com/questions/13216903/get-binary-data-with-xmlhttprequest-in-a-firefox-extension
- xhr.responseType = 'arraybuffer';
- }
- if ('POST' == this.method) {
- try {
- if (isBinary) {
- xhr.setRequestHeader('Content-type', 'application/octet-stream');
- } else {
- xhr.setRequestHeader('Content-type', 'text/plain;charset=UTF-8');
- }
- } catch (e) {}
- }
- // ie6 check
- if ('withCredentials' in xhr) {
- xhr.withCredentials = true;
- }
- xhr.onreadystatechange = function(){
- var data;
- try {
- if (4 != xhr.readyState) return;
- if (200 == xhr.status || 1223 == xhr.status) {
- var contentType = xhr.getResponseHeader('Content-Type');
- if (contentType === 'application/octet-stream') {
- data = xhr.response;
- } else {
- if (!supportsBinary) {
- data = xhr.responseText;
- } else {
- data = 'ok';
- }
- }
- } else {
- // make sure the `error` event handler that's user-set
- // does not throw in the same tick and gets caught here
- setTimeout(function(){
- self.onError(xhr.status);
- }, 0);
- }
- } catch (e) {
- self.onError(e);
- }
- if (null != data) {
- self.onData(data);
- }
- };
- debug('xhr data %s', this.data);
- xhr.send(this.data);
- } catch (e) {
- // Need to defer since .create() is called directly fhrom the constructor
- // and thus the 'error' event can only be only bound *after* this exception
- // occurs. Therefore, also, we cannot throw here at all.
- setTimeout(function() {
- self.onError(e);
- }, 0);
- return;
- }
- if (global.document) {
- this.index = Request.requestsCount++;
- Request.requests[this.index] = this;
- }
- };
- /**
- * Called upon successful response.
- *
- * @api private
- */
- Request.prototype.onSuccess = function(){
- this.emit('success');
- this.cleanup();
- };
- /**
- * Called if we have data.
- *
- * @api private
- */
- Request.prototype.onData = function(data){
- this.emit('data', data);
- this.onSuccess();
- };
- /**
- * Called upon error.
- *
- * @api private
- */
- Request.prototype.onError = function(err){
- this.emit('error', err);
- this.cleanup();
- };
- /**
- * Cleans up house.
- *
- * @api private
- */
- Request.prototype.cleanup = function(){
- if ('undefined' == typeof this.xhr || null === this.xhr) {
- return;
- }
- // xmlhttprequest
- this.xhr.onreadystatechange = empty;
- try {
- this.xhr.abort();
- } catch(e) {}
- if (global.document) {
- delete Request.requests[this.index];
- }
- this.xhr = null;
- };
- /**
- * Aborts the request.
- *
- * @api public
- */
- Request.prototype.abort = function(){
- this.cleanup();
- };
- /**
- * Aborts pending requests when unloading the window. This is needed to prevent
- * memory leaks (e.g. when using IE) and to ensure that no spurious error is
- * emitted.
- */
- if (global.document) {
- Request.requestsCount = 0;
- Request.requests = {};
- if (global.attachEvent) {
- global.attachEvent('onunload', unloadHandler);
- } else if (global.addEventListener) {
- global.addEventListener('beforeunload', unloadHandler);
- }
- }
- function unloadHandler() {
- for (var i in Request.requests) {
- if (Request.requests.hasOwnProperty(i)) {
- Request.requests[i].abort();
- }
- }
- }
- }).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
- },{"./polling":19,"component-emitter":10,"component-inherit":22,"debug":11,"xmlhttprequest":21}],19:[function(_dereq_,module,exports){
- /**
- * Module dependencies.
- */
- var Transport = _dereq_('../transport');
- var parseqs = _dereq_('parseqs');
- var parser = _dereq_('engine.io-parser');
- var inherit = _dereq_('component-inherit');
- var debug = _dereq_('debug')('engine.io-client:polling');
- /**
- * Module exports.
- */
- module.exports = Polling;
- /**
- * Is XHR2 supported?
- */
- var hasXHR2 = (function() {
- var XMLHttpRequest = _dereq_('xmlhttprequest');
- var xhr = new XMLHttpRequest({ agent: this.agent, 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 pending = 0;
- 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(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() {
- self.writable = true;
- self.emit('drain');
- };
- var self = this;
- 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] = +new Date + '-' + Transport.timestamps++;
- }
- if (!this.supportsBinary && !query.sid) {
- query.b64 = 1;
- }
- query = parseqs.encode(query);
- // avoid port if default for schema
- if (this.port && (('https' == schema && this.port != 443) ||
- ('http' == schema && this.port != 80))) {
- port = ':' + this.port;
- }
- // prepend ? to query
- if (query.length) {
- query = '?' + query;
- }
- return schema + '://' + this.hostname + port + this.path + query;
- };
- },{"../transport":15,"component-inherit":22,"debug":11,"engine.io-parser":23,"parseqs":33,"xmlhttprequest":21}],20:[function(_dereq_,module,exports){
- /**
- * Module dependencies.
- */
- var Transport = _dereq_('../transport');
- var parser = _dereq_('engine.io-parser');
- var parseqs = _dereq_('parseqs');
- var inherit = _dereq_('component-inherit');
- var debug = _dereq_('debug')('engine.io-client:websocket');
- /**
- * `ws` exposes a WebSocket-compatible interface in
- * Node, or the `WebSocket` or `MozWebSocket` globals
- * in the browser.
- */
- var WebSocket = _dereq_('ws');
- /**
- * Module exports.
- */
- module.exports = WS;
- /**
- * WebSocket transport constructor.
- *
- * @api {Object} connection options
- * @api public
- */
- function WS(opts){
- var forceBase64 = (opts && opts.forceBase64);
- if (forceBase64) {
- this.supportsBinary = false;
- }
- Transport.call(this, opts);
- }
- /**
- * Inherits from Transport.
- */
- inherit(WS, Transport);
- /**
- * Transport name.
- *
- * @api public
- */
- WS.prototype.name = 'websocket';
- /*
- * WebSockets support binary
- */
- WS.prototype.supportsBinary = true;
- /**
- * Opens socket.
- *
- * @api private
- */
- WS.prototype.doOpen = function(){
- if (!this.check()) {
- // let probe timeout
- return;
- }
- var self = this;
- var uri = this.uri();
- var protocols = void(0);
- var opts = { agent: this.agent };
- this.ws = new WebSocket(uri, protocols, opts);
- if (this.ws.binaryType === undefined) {
- this.supportsBinary = false;
- }
- this.ws.binaryType = 'arraybuffer';
- this.addEventListeners();
- };
- /**
- * Adds event listeners to the socket
- *
- * @api private
- */
- WS.prototype.addEventListeners = function(){
- var self = this;
- this.ws.onopen = function(){
- self.onOpen();
- };
- this.ws.onclose = function(){
- self.onClose();
- };
- this.ws.onmessage = function(ev){
- self.onData(ev.data);
- };
- this.ws.onerror = function(e){
- self.onError('websocket error', e);
- };
- };
- /**
- * Override `onData` to use a timer on iOS.
- * See: https://gist.github.com/mloughran/2052006
- *
- * @api private
- */
- if ('undefined' != typeof navigator
- && /iPad|iPhone|iPod/i.test(navigator.userAgent)) {
- WS.prototype.onData = function(data){
- var self = this;
- setTimeout(function(){
- Transport.prototype.onData.call(self, data);
- }, 0);
- };
- }
- /**
- * Writes data to socket.
- *
- * @param {Array} array of packets.
- * @api private
- */
- WS.prototype.write = function(packets){
- var self = this;
- this.writable = false;
- // encodePacket efficient as it uses WS framing
- // no need for encodePayload
- for (var i = 0, l = packets.length; i < l; i++) {
- parser.encodePacket(packets[i], this.supportsBinary, function(data) {
- //Sometimes the websocket has already been closed but the browser didn't
- //have a chance of informing us about it yet, in that case send will
- //throw an error
- try {
- self.ws.send(data);
- } catch (e){
- debug('websocket closed before onclose event');
- }
- });
- }
- function ondrain() {
- self.writable = true;
- self.emit('drain');
- }
- // fake drain
- // defer to next tick to allow Socket to clear writeBuffer
- setTimeout(ondrain, 0);
- };
- /**
- * Called upon close
- *
- * @api private
- */
- WS.prototype.onClose = function(){
- Transport.prototype.onClose.call(this);
- };
- /**
- * Closes socket.
- *
- * @api private
- */
- WS.prototype.doClose = function(){
- if (typeof this.ws !== 'undefined') {
- this.ws.close();
- }
- };
- /**
- * Generates uri for connection.
- *
- * @api private
- */
- WS.prototype.uri = function(){
- var query = this.query || {};
- var schema = this.secure ? 'wss' : 'ws';
- var port = '';
- // avoid port if default for schema
- if (this.port && (('wss' == schema && this.port != 443)
- || ('ws' == schema && this.port != 80))) {
- port = ':' + this.port;
- }
- // append timestamp to URI
- if (this.timestampRequests) {
- query[this.timestampParam] = +new Date;
- }
- // communicate binary support capabilities
- if (!this.supportsBinary) {
- query.b64 = 1;
- }
- query = parseqs.encode(query);
- // prepend ? to query
- if (query.length) {
- query = '?' + query;
- }
- return schema + '://' + this.hostname + port + this.path + query;
- };
- /**
- * Feature detection for WebSocket.
- *
- * @return {Boolean} whether this transport is available.
- * @api public
- */
- WS.prototype.check = function(){
- return !!WebSocket && !('__initialize' in WebSocket && this.name === WS.prototype.name);
- };
- },{"../transport":15,"component-inherit":22,"debug":11,"engine.io-parser":23,"parseqs":33,"ws":34}],21:[function(_dereq_,module,exports){
- // browser shim for xmlhttprequest module
- var hasCORS = _dereq_('has-cors');
- module.exports = function(opts) {
- var xdomain = opts.xdomain;
- // XMLHttpRequest can be disabled on IE
- try {
- if ('undefined' != typeof XMLHttpRequest && (!xdomain || hasCORS)) {
- return new XMLHttpRequest();
- }
- } catch (e) { }
- if (!xdomain) {
- try {
- return new ActiveXObject('Microsoft.XMLHTTP');
- } catch(e) { }
- }
- }
- },{"has-cors":30}],22:[function(_dereq_,module,exports){
- module.exports = function(a, b){
- var fn = function(){};
- fn.prototype = b.prototype;
- a.prototype = new fn;
- a.prototype.constructor = a;
- };
- },{}],23:[function(_dereq_,module,exports){
- (function (global){
- /**
- * Module dependencies.
- */
- var keys = _dereq_('./keys');
- var sliceBuffer = _dereq_('arraybuffer.slice');
- var base64encoder = _dereq_('base64-arraybuffer');
- var after = _dereq_('after');
- var utf8 = _dereq_('utf8');
- /**
- * 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 = navigator.userAgent.match(/Android/i);
- /**
- * Current protocol version.
- */
- exports.protocol = 2;
- /**
- * 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 = _dereq_('blob');
- /**
- * Encodes a packet.
- *
- * <packet type id> [ <data> ]
- *
- * Example:
- *
- * 5hello world
- * 3
- * 4
- *
- * Binary is encoded in an identical principle
- *
- * @api private
- */
- exports.encodePacket = function (packet, supportsBinary, callback) {
- if (typeof supportsBinary == 'function') {
- callback = supportsBinary;
- supportsBinary = false;
- }
- 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);
- }
- // Sending data as a utf-8 string
- var encoded = packets[packet.type];
- // data fragment is optional
- if (undefined !== packet.data) {
- encoded += utf8.encode(String(packet.data));
- }
- return callback('' + encoded);
- };
- /**
- * 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, callback);
- };
- return fr.readAsArrayBuffer(packet.data);
- }
- function encodeBlob(packet, supportsBinary, callback) {
- if (!supportsBinary) {
- return exports.encodeBase64Packet(packet, callback);
- }
- if (isAndroid) {
- 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 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) {
- // String data
- if (typeof data == 'string' || data === undefined) {
- if (data.charAt(0) == 'b') {
- return exports.decodeBase64Packet(data.substr(1), binaryType);
- }
- data = utf8.decode(data);
- 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 };
- };
- /**
- * 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 (!global.ArrayBuffer) {
- 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).
- *
- * <length>: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;
- }
- if (supportsBinary) {
- if (Blob && !isAndroid) {
- 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, supportsBinary, 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(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);
- 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><number from 0-9><number from 0-9>[...]<number
- * 255><data>
- *
- * 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, 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, 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 = [];
- 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;
- msgLength += tailArray[i];
- }
- 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), i, total);
- });
- };
- }).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
- },{"./keys":24,"after":25,"arraybuffer.slice":26,"base64-arraybuffer":27,"blob":28,"utf8":29}],24:[function(_dereq_,module,exports){
- /**
- * Gets the keys for an object.
- *
- * @return {Array} keys
- * @api private
- */
- module.exports = Object.keys || function keys (obj){
- var arr = [];
- var has = Object.prototype.hasOwnProperty;
- for (var i in obj) {
- if (has.call(obj, i)) {
- arr.push(i);
- }
- }
- return arr;
- };
- },{}],25:[function(_dereq_,module,exports){
- 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(_dereq_,module,exports){
- /**
- * 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(_dereq_,module,exports){
- /*
- * base64-arraybuffer
- * https://github.com/niklasvh/base64-arraybuffer
- *
- * Copyright (c) 2012 Niklas von Hertzen
- * Licensed under the MIT license.
- */
- (function(chars){
- "use strict";
- 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 = chars.indexOf(base64[i]);
- encoded2 = chars.indexOf(base64[i+1]);
- encoded3 = chars.indexOf(base64[i+2]);
- encoded4 = chars.indexOf(base64[i+3]);
- bytes[p++] = (encoded1 << 2) | (encoded2 >> 4);
- bytes[p++] = ((encoded2 & 15) << 4) | (encoded3 >> 2);
- bytes[p++] = ((encoded3 & 3) << 6) | (encoded4 & 63);
- }
- return arraybuffer;
- };
- })("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/");
- },{}],28:[function(_dereq_,module,exports){
- (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 b = new Blob(['hi']);
- return b.size == 2;
- } catch(e) {
- return false;
- }
- })();
- /**
- * Check if BlobBuilder is supported
- */
- var blobBuilderSupported = BlobBuilder
- && BlobBuilder.prototype.append
- && BlobBuilder.prototype.getBlob;
- function BlobBuilderConstructor(ary, options) {
- options = options || {};
- var bb = new BlobBuilder();
- for (var i = 0; i < ary.length; i++) {
- bb.append(ary[i]);
- }
- return (options.type) ? bb.getBlob(options.type) : bb.getBlob();
- };
- module.exports = (function() {
- if (blobSupported) {
- return global.Blob;
- } else if (blobBuilderSupported) {
- return BlobBuilderConstructor;
- } else {
- return undefined;
- }
- })();
- }).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
- },{}],29:[function(_dereq_,module,exports){
- (function (global){
- /*! http://mths.be/utf8js v2.0.0 by @mathias */
- ;(function(root) {
- // Detect free variables `exports`
- var freeExports = typeof exports == 'object' && exports;
- // Detect free variable `module`
- var freeModule = typeof module == 'object' && module &&
- module.exports == freeExports && module;
- // Detect free variable `global`, from Node.js or Browserified code,
- // and use it as `root`
- var freeGlobal = typeof global == 'object' && global;
- if (freeGlobal.global === freeGlobal || freeGlobal.window === freeGlobal) {
- root = freeGlobal;
- }
- /*--------------------------------------------------------------------------*/
- var stringFromCharCode = String.fromCharCode;
- // Taken from http://mths.be/punycode
- function ucs2decode(string) {
- var output = [];
- var counter = 0;
- var length = string.length;
- var value;
- var extra;
- while (counter < length) {
- value = string.charCodeAt(counter++);
- if (value >= 0xD800 && value <= 0xDBFF && counter < length) {
- // high surrogate, and there is a next character
- extra = string.charCodeAt(counter++);
- if ((extra & 0xFC00) == 0xDC00) { // low surrogate
- output.push(((value & 0x3FF) << 10) + (extra & 0x3FF) + 0x10000);
- } else {
- // unmatched surrogate; only append this code unit, in case the next
- // code unit is the high surrogate of a surrogate pair
- output.push(value);
- counter--;
- }
- } else {
- output.push(value);
- }
- }
- return output;
- }
- // Taken from http://mths.be/punycode
- function ucs2encode(array) {
- var length = array.length;
- var index = -1;
- var value;
- var output = '';
- while (++index < length) {
- value = array[index];
- if (value > 0xFFFF) {
- value -= 0x10000;
- output += stringFromCharCode(value >>> 10 & 0x3FF | 0xD800);
- value = 0xDC00 | value & 0x3FF;
- }
- output += stringFromCharCode(value);
- }
- return output;
- }
- /*--------------------------------------------------------------------------*/
- function createByte(codePoint, shift) {
- return stringFromCharCode(((codePoint >> shift) & 0x3F) | 0x80);
- }
- function encodeCodePoint(codePoint) {
- if ((codePoint & 0xFFFFFF80) == 0) { // 1-byte sequence
- return stringFromCharCode(codePoint);
- }
- var symbol = '';
- if ((codePoint & 0xFFFFF800) == 0) { // 2-byte sequence
- symbol = stringFromCharCode(((codePoint >> 6) & 0x1F) | 0xC0);
- }
- else if ((codePoint & 0xFFFF0000) == 0) { // 3-byte sequence
- symbol = stringFromCharCode(((codePoint >> 12) & 0x0F) | 0xE0);
- symbol += createByte(codePoint, 6);
- }
- else if ((codePoint & 0xFFE00000) == 0) { // 4-byte sequence
- symbol = stringFromCharCode(((codePoint >> 18) & 0x07) | 0xF0);
- symbol += createByte(codePoint, 12);
- symbol += createByte(codePoint, 6);
- }
- symbol += stringFromCharCode((codePoint & 0x3F) | 0x80);
- return symbol;
- }
- function utf8encode(string) {
- var codePoints = ucs2decode(string);
- // console.log(JSON.stringify(codePoints.map(function(x) {
- // return 'U+' + x.toString(16).toUpperCase();
- // })));
- var length = codePoints.length;
- var index = -1;
- var codePoint;
- var byteString = '';
- while (++index < length) {
- codePoint = codePoints[index];
- byteString += encodeCodePoint(codePoint);
- }
- return byteString;
- }
- /*--------------------------------------------------------------------------*/
- function readContinuationByte() {
- if (byteIndex >= byteCount) {
- throw Error('Invalid byte index');
- }
- var continuationByte = byteArray[byteIndex] & 0xFF;
- byteIndex++;
- if ((continuationByte & 0xC0) == 0x80) {
- return continuationByte & 0x3F;
- }
- // If we end up here, it’s not a continuation byte
- throw Error('Invalid continuation byte');
- }
- function decodeSymbol() {
- var byte1;
- var byte2;
- var byte3;
- var byte4;
- var codePoint;
- if (byteIndex > byteCount) {
- throw Error('Invalid byte index');
- }
- if (byteIndex == byteCount) {
- return false;
- }
- // Read first byte
- byte1 = byteArray[byteIndex] & 0xFF;
- byteIndex++;
- // 1-byte sequence (no continuation bytes)
- if ((byte1 & 0x80) == 0) {
- return byte1;
- }
- // 2-byte sequence
- if ((byte1 & 0xE0) == 0xC0) {
- var byte2 = readContinuationByte();
- codePoint = ((byte1 & 0x1F) << 6) | byte2;
- if (codePoint >= 0x80) {
- return codePoint;
- } else {
- throw Error('Invalid continuation byte');
- }
- }
- // 3-byte sequence (may include unpaired surrogates)
- if ((byte1 & 0xF0) == 0xE0) {
- byte2 = readContinuationByte();
- byte3 = readContinuationByte();
- codePoint = ((byte1 & 0x0F) << 12) | (byte2 << 6) | byte3;
- if (codePoint >= 0x0800) {
- return codePoint;
- } else {
- throw Error('Invalid continuation byte');
- }
- }
- // 4-byte sequence
- if ((byte1 & 0xF8) == 0xF0) {
- byte2 = readContinuationByte();
- byte3 = readContinuationByte();
- byte4 = readContinuationByte();
- codePoint = ((byte1 & 0x0F) << 0x12) | (byte2 << 0x0C) |
- (byte3 << 0x06) | byte4;
- if (codePoint >= 0x010000 && codePoint <= 0x10FFFF) {
- return codePoint;
- }
- }
- throw Error('Invalid UTF-8 detected');
- }
- var byteArray;
- var byteCount;
- var byteIndex;
- function utf8decode(byteString) {
- byteArray = ucs2decode(byteString);
- byteCount = byteArray.length;
- byteIndex = 0;
- var codePoints = [];
- var tmp;
- while ((tmp = decodeSymbol()) !== false) {
- codePoints.push(tmp);
- }
- return ucs2encode(codePoints);
- }
- /*--------------------------------------------------------------------------*/
- var utf8 = {
- 'version': '2.0.0',
- 'encode': utf8encode,
- 'decode': utf8decode
- };
- // Some AMD build optimizers, like r.js, check for specific condition patterns
- // like the following:
- if (
- typeof define == 'function' &&
- typeof define.amd == 'object' &&
- define.amd
- ) {
- define(function() {
- return utf8;
- });
- } else if (freeExports && !freeExports.nodeType) {
- if (freeModule) { // in Node.js or RingoJS v0.8.0+
- freeModule.exports = utf8;
- } else { // in Narwhal or RingoJS v0.7.0-
- var object = {};
- var hasOwnProperty = object.hasOwnProperty;
- for (var key in utf8) {
- hasOwnProperty.call(utf8, key) && (freeExports[key] = utf8[key]);
- }
- }
- } else { // in Rhino or a web browser
- root.utf8 = utf8;
- }
- }(this));
- }).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
- },{}],30:[function(_dereq_,module,exports){
- /**
- * Module dependencies.
- */
- var global = _dereq_('global');
- /**
- * Module exports.
- *
- * Logic borrowed from Modernizr:
- *
- * - https://github.com/Modernizr/Modernizr/blob/master/feature-detects/cors.js
- */
- try {
- module.exports = 'XMLHttpRequest' in global &&
- 'withCredentials' in new global.XMLHttpRequest();
- } catch (err) {
- // if XMLHttp support is disabled in IE then it will throw
- // when trying to create
- module.exports = false;
- }
- },{"global":31}],31:[function(_dereq_,module,exports){
- /**
- * Returns `this`. Execute this without a "context" (i.e. without it being
- * attached to an object of the left-hand side), and `this` points to the
- * "global" scope of the current JS execution.
- */
- module.exports = (function () { return this; })();
- },{}],32:[function(_dereq_,module,exports){
- (function (global){
- /**
- * JSON parse.
- *
- * @see Based on jQuery#parseJSON (MIT) and JSON2
- * @api private
- */
- var rvalidchars = /^[\],:{}\s]*$/;
- var rvalidescape = /\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g;
- var rvalidtokens = /"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g;
- var rvalidbraces = /(?:^|:|,)(?:\s*\[)+/g;
- var rtrimLeft = /^\s+/;
- var rtrimRight = /\s+$/;
- module.exports = function parsejson(data) {
- if ('string' != typeof data || !data) {
- return null;
- }
- data = data.replace(rtrimLeft, '').replace(rtrimRight, '');
- // Attempt to parse using the native JSON parser first
- if (global.JSON && JSON.parse) {
- return JSON.parse(data);
- }
- if (rvalidchars.test(data.replace(rvalidescape, '@')
- .replace(rvalidtokens, ']')
- .replace(rvalidbraces, ''))) {
- return (new Function('return ' + data))();
- }
- };
- }).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
- },{}],33:[function(_dereq_,module,exports){
- /**
- * 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;
- };
- },{}],34:[function(_dereq_,module,exports){
- /**
- * Module dependencies.
- */
- var global = (function() { return this; })();
- /**
- * WebSocket constructor.
- */
- var WebSocket = global.WebSocket || global.MozWebSocket;
- /**
- * Module exports.
- */
- module.exports = WebSocket ? ws : null;
- /**
- * WebSocket constructor.
- *
- * The third `opts` options object gets ignored in web browsers, since it's
- * non-standard, and throws a TypeError if passed to the constructor.
- * See: https://github.com/einaros/ws/issues/227
- *
- * @param {String} uri
- * @param {Array} protocols (optional)
- * @param {Object) opts (optional)
- * @api public
- */
- function ws(uri, protocols, opts) {
- var instance;
- if (protocols) {
- instance = new WebSocket(uri, protocols);
- } else {
- instance = new WebSocket(uri);
- }
- return instance;
- }
- if (WebSocket) ws.prototype = WebSocket.prototype;
- },{}],35:[function(_dereq_,module,exports){
- (function (global,Buffer){
- /*
- * Module requirements.
- */
- var isArray = _dereq_('isarray');
- /**
- * 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 recursiveCheckForBinary(obj) {
- if (!obj) return false;
- if ( (global.Buffer && 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 (recursiveCheckForBinary(obj[i])) {
- return true;
- }
- }
- } else if (obj && 'object' == typeof obj) {
- if (obj.toJSON) {
- obj = obj.toJSON();
- }
- for (var key in obj) {
- if (recursiveCheckForBinary(obj[key])) {
- return true;
- }
- }
- }
- return false;
- }
- return recursiveCheckForBinary(data);
- }
- }).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {},_dereq_("buffer").Buffer)
- },{"buffer":46,"isarray":36}],36:[function(_dereq_,module,exports){
- module.exports = Array.isArray || function (arr) {
- return Object.prototype.toString.call(arr) == '[object Array]';
- };
- },{}],37:[function(_dereq_,module,exports){
- 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;
- };
- },{}],38:[function(_dereq_,module,exports){
- /**
- * HOP ref.
- */
- var has = Object.prototype.hasOwnProperty;
- /**
- * Return own keys in `obj`.
- *
- * @param {Object} obj
- * @return {Array}
- * @api public
- */
- exports.keys = Object.keys || function(obj){
- var keys = [];
- for (var key in obj) {
- if (has.call(obj, key)) {
- keys.push(key);
- }
- }
- return keys;
- };
- /**
- * Return own values in `obj`.
- *
- * @param {Object} obj
- * @return {Array}
- * @api public
- */
- exports.values = function(obj){
- var vals = [];
- for (var key in obj) {
- if (has.call(obj, key)) {
- vals.push(obj[key]);
- }
- }
- return vals;
- };
- /**
- * Merge `b` into `a`.
- *
- * @param {Object} a
- * @param {Object} b
- * @return {Object} a
- * @api public
- */
- exports.merge = function(a, b){
- for (var key in b) {
- if (has.call(b, key)) {
- a[key] = b[key];
- }
- }
- return a;
- };
- /**
- * Return length of `obj`.
- *
- * @param {Object} obj
- * @return {Number}
- * @api public
- */
- exports.length = function(obj){
- return exports.keys(obj).length;
- };
- /**
- * Check if `obj` is empty.
- *
- * @param {Object} obj
- * @return {Boolean}
- * @api public
- */
- exports.isEmpty = function(obj){
- return 0 == exports.length(obj);
- };
- },{}],39:[function(_dereq_,module,exports){
- /**
- * Parses an URI
- *
- * @author Steven Levithan <stevenlevithan.com> (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 m = re.exec(str || '')
- , uri = {}
- , i = 14;
- while (i--) {
- uri[parts[i]] = m[i] || '';
- }
- return uri;
- };
- },{}],40:[function(_dereq_,module,exports){
- (function (global,Buffer){
- /**
- * Modle requirements
- */
- var isArray = _dereq_('isarray');
- /**
- * Replaces every Buffer | ArrayBuffer in packet with a numbered placeholder.
- * Anything with blobs or files should be fed through removeBlobs before coming
- * here.
- *
- * @param {Object} packet - socket.io event packet
- * @return {Object} with deconstructed packet and list of buffers
- * @api public
- */
- exports.deconstructPacket = function(packet) {
- var buffers = [];
- var packetData = packet.data;
- function deconstructBinPackRecursive(data) {
- if (!data) return data;
- if ((global.Buffer && Buffer.isBuffer(data)) ||
- (global.ArrayBuffer && data instanceof ArrayBuffer)) { // replace binary
- var placeholder = {_placeholder: true, num: buffers.length};
- buffers.push(data);
- return placeholder;
- } else if (isArray(data)) {
- var newData = new Array(data.length);
- for (var i = 0; i < data.length; i++) {
- newData[i] = deconstructBinPackRecursive(data[i]);
- }
- return newData;
- } else if ('object' == typeof data && !(data instanceof Date)) {
- var newData = {};
- for (var key in data) {
- newData[key] = deconstructBinPackRecursive(data[key]);
- }
- return newData;
- }
- return data;
- }
- var pack = packet;
- pack.data = deconstructBinPackRecursive(packetData);
- pack.attachments = buffers.length; // number of binary 'attachments'
- return {packet: pack, buffers: buffers};
- }
- /**
- * Reconstructs a binary packet from its placeholder packet and buffers
- *
- * @param {Object} packet - event packet with placeholders
- * @param {Array} buffers - binary buffers to put in placeholder positions
- * @return {Object} reconstructed packet
- * @api public
- */
- exports.reconstructPacket = function(packet, buffers) {
- var curPlaceHolder = 0;
- function reconstructBinPackRecursive(data) {
- if (data && data._placeholder) {
- var buf = buffers[data.num]; // appropriate buffer (should be natural order anyway)
- return buf;
- } else if (isArray(data)) {
- for (var i = 0; i < data.length; i++) {
- data[i] = reconstructBinPackRecursive(data[i]);
- }
- return data;
- } else if (data && 'object' == typeof data) {
- for (var key in data) {
- data[key] = reconstructBinPackRecursive(data[key]);
- }
- return data;
- }
- return data;
- }
- packet.data = reconstructBinPackRecursive(packet.data);
- packet.attachments = undefined; // no longer useful
- return packet;
- }
- /**
- * Asynchronously removes Blobs or Files from data via
- * FileReader's readAsArrayBuffer method. Used before encoding
- * data as msgpack. Calls callback with the blobless data.
- *
- * @param {Object} data
- * @param {Function} callback
- * @api private
- */
- exports.removeBlobs = function(data, callback) {
- function removeBlobsRecursive(obj, curKey, containingObject) {
- if (!obj) return obj;
- // convert any blob
- if ((global.Blob && obj instanceof Blob) ||
- (global.File && obj instanceof File)) {
- pendingBlobs++;
- // async filereader
- var fileReader = new FileReader();
- fileReader.onload = function() { // this.result == arraybuffer
- if (containingObject) {
- containingObject[curKey] = this.result;
- }
- else {
- bloblessData = this.result;
- }
- // if nothing pending its callback time
- if(! --pendingBlobs) {
- callback(bloblessData);
- }
- };
- fileReader.readAsArrayBuffer(obj); // blob -> arraybuffer
- }
- if (isArray(obj)) { // handle array
- for (var i = 0; i < obj.length; i++) {
- removeBlobsRecursive(obj[i], i, obj);
- }
- } else if (obj && 'object' == typeof obj && !isBuf(obj)) { // and object
- for (var key in obj) {
- removeBlobsRecursive(obj[key], key, obj);
- }
- }
- }
- var pendingBlobs = 0;
- var bloblessData = data;
- removeBlobsRecursive(bloblessData);
- if (!pendingBlobs) {
- callback(bloblessData);
- }
- }
- /**
- * Returns true if obj is a buffer or an arraybuffer.
- *
- * @api private
- */
- function isBuf(obj) {
- return (global.Buffer && Buffer.isBuffer(obj)) ||
- (global.ArrayBuffer && obj instanceof ArrayBuffer);
- }
- }).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {},_dereq_("buffer").Buffer)
- },{"buffer":46,"isarray":43}],41:[function(_dereq_,module,exports){
- (function (global,Buffer){
- /**
- * Module dependencies.
- */
- var debug = _dereq_('debug')('socket.io-parser');
- var json = _dereq_('json3');
- var isArray = _dereq_('isarray');
- var Emitter = _dereq_('emitter');
- var binary = _dereq_('./binary');
- /**
- * Protocol version.
- *
- * @api public
- */
- exports.protocol = 3;
- /**
- * Packet types.
- *
- * @api public
- */
- exports.types = [
- 'CONNECT',
- 'DISCONNECT',
- 'EVENT',
- 'BINARY_EVENT',
- 'ACK',
- 'BINARY_ACK',
- 'ERROR'
- ];
- /**
- * 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;
- exports.Encoder = Encoder
- /**
- * 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);
- }
- exports.Decoder = Decoder
- /**
- * 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 ((global.Buffer && Buffer.isBuffer(obj)) ||
- (global.ArrayBuffer && obj instanceof ArrayBuffer) ||
- 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) {
- p.attachments = '';
- while (str.charAt(++i) != '-') {
- p.attachments += str.charAt(i);
- }
- p.attachments = Number(p.attachments);
- }
- // 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 + 1 == 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 + 1 == str.length) break;
- }
- p.id = Number(p.id);
- }
- // look up json data
- if (str.charAt(++i)) {
- try {
- p.data = json.parse(str.substr(i));
- } catch(e){
- return error();
- }
- }
- debug('decoded %s as %j', str, p);
- 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'
- };
- }
- }).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {},_dereq_("buffer").Buffer)
- },{"./binary":40,"buffer":46,"debug":11,"emitter":42,"isarray":43,"json3":44}],42:[function(_dereq_,module,exports){
- /**
- * Module dependencies.
- */
- var index = _dereq_('indexof');
- /**
- * 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 = 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);
- }
- fn._off = on;
- 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 = 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 i = index(callbacks, fn._off || fn);
- if (~i) callbacks.splice(i, 1);
- 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;
- };
- },{"indexof":37}],43:[function(_dereq_,module,exports){
- module.exports=_dereq_(36)
- },{}],44:[function(_dereq_,module,exports){
- /*! JSON v3.2.6 | http://bestiejs.github.io/json3 | Copyright 2012-2013, Kit Cambridge | http://kit.mit-license.org */
- ;(function (window) {
- // Convenience aliases.
- var getClass = {}.toString, isProperty, forEach, undef;
- // Detect the `define` function exposed by asynchronous module loaders. The
- // strict `define` check is necessary for compatibility with `r.js`.
- var isLoader = typeof define === "function" && define.amd;
- // Detect native implementations.
- var nativeJSON = typeof JSON == "object" && JSON;
- // Set up the JSON 3 namespace, preferring the CommonJS `exports` object if
- // available.
- var JSON3 = typeof exports == "object" && exports && !exports.nodeType && exports;
- if (JSON3 && nativeJSON) {
- // Explicitly delegate to the native `stringify` and `parse`
- // implementations in CommonJS environments.
- JSON3.stringify = nativeJSON.stringify;
- JSON3.parse = nativeJSON.parse;
- } else {
- // Export for web browsers, JavaScript engines, and asynchronous module
- // loaders, using the global `JSON` object if available.
- JSON3 = window.JSON = nativeJSON || {};
- }
- // Test the `Date#getUTC*` methods. Based on work by @Yaffle.
- var isExtended = new Date(-3509827334573292);
- try {
- // The `getUTCFullYear`, `Month`, and `Date` methods return nonsensical
- // results for certain dates in Opera >= 10.53.
- isExtended = isExtended.getUTCFullYear() == -109252 && isExtended.getUTCMonth() === 0 && isExtended.getUTCDate() === 1 &&
- // Safari < 2.0.2 stores the internal millisecond time value correctly,
- // but clips the values returned by the date methods to the range of
- // signed 32-bit integers ([-2 ** 31, 2 ** 31 - 1]).
- isExtended.getUTCHours() == 10 && isExtended.getUTCMinutes() == 37 && isExtended.getUTCSeconds() == 6 && isExtended.getUTCMilliseconds() == 708;
- } catch (exception) {}
- // Internal: Determines whether the native `JSON.stringify` and `parse`
- // implementations are spec-compliant. Based on work by Ken Snyder.
- function has(name) {
- if (has[name] !== undef) {
- // Return cached feature test result.
- return has[name];
- }
- var isSupported;
- if (name == "bug-string-char-index") {
- // IE <= 7 doesn't support accessing string characters using square
- // bracket notation. IE 8 only supports this for primitives.
- isSupported = "a"[0] != "a";
- } else if (name == "json") {
- // Indicates whether both `JSON.stringify` and `JSON.parse` are
- // supported.
- isSupported = has("json-stringify") && has("json-parse");
- } else {
- var value, serialized = '{"a":[1,true,false,null,"\\u0000\\b\\n\\f\\r\\t"]}';
- // Test `JSON.stringify`.
- if (name == "json-stringify") {
- var stringify = JSON3.stringify, stringifySupported = typeof stringify == "function" && isExtended;
- if (stringifySupported) {
- // A test function object with a custom `toJSON` method.
- (value = function () {
- return 1;
- }).toJSON = value;
- try {
- stringifySupported =
- // Firefox 3.1b1 and b2 serialize string, number, and boolean
- // primitives as object literals.
- stringify(0) === "0" &&
- // FF 3.1b1, b2, and JSON 2 serialize wrapped primitives as object
- // literals.
- stringify(new Number()) === "0" &&
- stringify(new String()) == '""' &&
- // FF 3.1b1, 2 throw an error if the value is `null`, `undefined`, or
- // does not define a canonical JSON representation (this applies to
- // objects with `toJSON` properties as well, *unless* they are nested
- // within an object or array).
- stringify(getClass) === undef &&
- // IE 8 serializes `undefined` as `"undefined"`. Safari <= 5.1.7 and
- // FF 3.1b3 pass this test.
- stringify(undef) === undef &&
- // Safari <= 5.1.7 and FF 3.1b3 throw `Error`s and `TypeError`s,
- // respectively, if the value is omitted entirely.
- stringify() === undef &&
- // FF 3.1b1, 2 throw an error if the given value is not a number,
- // string, array, object, Boolean, or `null` literal. This applies to
- // objects with custom `toJSON` methods as well, unless they are nested
- // inside object or array literals. YUI 3.0.0b1 ignores custom `toJSON`
- // methods entirely.
- stringify(value) === "1" &&
- stringify([value]) == "[1]" &&
- // Prototype <= 1.6.1 serializes `[undefined]` as `"[]"` instead of
- // `"[null]"`.
- stringify([undef]) == "[null]" &&
- // YUI 3.0.0b1 fails to serialize `null` literals.
- stringify(null) == "null" &&
- // FF 3.1b1, 2 halts serialization if an array contains a function:
- // `[1, true, getClass, 1]` serializes as "[1,true,],". FF 3.1b3
- // elides non-JSON values from objects and arrays, unless they
- // define custom `toJSON` methods.
- stringify([undef, getClass, null]) == "[null,null,null]" &&
- // Simple serialization test. FF 3.1b1 uses Unicode escape sequences
- // where character escape codes are expected (e.g., `\b` => `\u0008`).
- stringify({ "a": [value, true, false, null, "\x00\b\n\f\r\t"] }) == serialized &&
- // FF 3.1b1 and b2 ignore the `filter` and `width` arguments.
- stringify(null, value) === "1" &&
- stringify([1, 2], null, 1) == "[\n 1,\n 2\n]" &&
- // JSON 2, Prototype <= 1.7, and older WebKit builds incorrectly
- // serialize extended years.
- stringify(new Date(-8.64e15)) == '"-271821-04-20T00:00:00.000Z"' &&
- // The milliseconds are optional in ES 5, but required in 5.1.
- stringify(new Date(8.64e15)) == '"+275760-09-13T00:00:00.000Z"' &&
- // Firefox <= 11.0 incorrectly serializes years prior to 0 as negative
- // four-digit years instead of six-digit years. Credits: @Yaffle.
- stringify(new Date(-621987552e5)) == '"-000001-01-01T00:00:00.000Z"' &&
- // Safari <= 5.1.5 and Opera >= 10.53 incorrectly serialize millisecond
- // values less than 1000. Credits: @Yaffle.
- stringify(new Date(-1)) == '"1969-12-31T23:59:59.999Z"';
- } catch (exception) {
- stringifySupported = false;
- }
- }
- isSupported = stringifySupported;
- }
- // Test `JSON.parse`.
- if (name == "json-parse") {
- var parse = JSON3.parse;
- if (typeof parse == "function") {
- try {
- // FF 3.1b1, b2 will throw an exception if a bare literal is provided.
- // Conforming implementations should also coerce the initial argument to
- // a string prior to parsing.
- if (parse("0") === 0 && !parse(false)) {
- // Simple parsing test.
- value = parse(serialized);
- var parseSupported = value["a"].length == 5 && value["a"][0] === 1;
- if (parseSupported) {
- try {
- // Safari <= 5.1.2 and FF 3.1b1 allow unescaped tabs in strings.
- parseSupported = !parse('"\t"');
- } catch (exception) {}
- if (parseSupported) {
- try {
- // FF 4.0 and 4.0.1 allow leading `+` signs and leading
- // decimal points. FF 4.0, 4.0.1, and IE 9-10 also allow
- // certain octal literals.
- parseSupported = parse("01") !== 1;
- } catch (exception) {}
- }
- if (parseSupported) {
- try {
- // FF 4.0, 4.0.1, and Rhino 1.7R3-R4 allow trailing decimal
- // points. These environments, along with FF 3.1b1 and 2,
- // also allow trailing commas in JSON objects and arrays.
- parseSupported = parse("1.") !== 1;
- } catch (exception) {}
- }
- }
- }
- } catch (exception) {
- parseSupported = false;
- }
- }
- isSupported = parseSupported;
- }
- }
- return has[name] = !!isSupported;
- }
- if (!has("json")) {
- // Common `[[Class]]` name aliases.
- var functionClass = "[object Function]";
- var dateClass = "[object Date]";
- var numberClass = "[object Number]";
- var stringClass = "[object String]";
- var arrayClass = "[object Array]";
- var booleanClass = "[object Boolean]";
- // Detect incomplete support for accessing string characters by index.
- var charIndexBuggy = has("bug-string-char-index");
- // Define additional utility methods if the `Date` methods are buggy.
- if (!isExtended) {
- var floor = Math.floor;
- // A mapping between the months of the year and the number of days between
- // January 1st and the first of the respective month.
- var Months = [0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334];
- // Internal: Calculates the number of days between the Unix epoch and the
- // first day of the given month.
- var getDay = function (year, month) {
- return Months[month] + 365 * (year - 1970) + floor((year - 1969 + (month = +(month > 1))) / 4) - floor((year - 1901 + month) / 100) + floor((year - 1601 + month) / 400);
- };
- }
- // Internal: Determines if a property is a direct property of the given
- // object. Delegates to the native `Object#hasOwnProperty` method.
- if (!(isProperty = {}.hasOwnProperty)) {
- isProperty = function (property) {
- var members = {}, constructor;
- if ((members.__proto__ = null, members.__proto__ = {
- // The *proto* property cannot be set multiple times in recent
- // versions of Firefox and SeaMonkey.
- "toString": 1
- }, members).toString != getClass) {
- // Safari <= 2.0.3 doesn't implement `Object#hasOwnProperty`, but
- // supports the mutable *proto* property.
- isProperty = function (property) {
- // Capture and break the object's prototype chain (see section 8.6.2
- // of the ES 5.1 spec). The parenthesized expression prevents an
- // unsafe transformation by the Closure Compiler.
- var original = this.__proto__, result = property in (this.__proto__ = null, this);
- // Restore the original prototype chain.
- this.__proto__ = original;
- return result;
- };
- } else {
- // Capture a reference to the top-level `Object` constructor.
- constructor = members.constructor;
- // Use the `constructor` property to simulate `Object#hasOwnProperty` in
- // other environments.
- isProperty = function (property) {
- var parent = (this.constructor || constructor).prototype;
- return property in this && !(property in parent && this[property] === parent[property]);
- };
- }
- members = null;
- return isProperty.call(this, property);
- };
- }
- // Internal: A set of primitive types used by `isHostType`.
- var PrimitiveTypes = {
- 'boolean': 1,
- 'number': 1,
- 'string': 1,
- 'undefined': 1
- };
- // Internal: Determines if the given object `property` value is a
- // non-primitive.
- var isHostType = function (object, property) {
- var type = typeof object[property];
- return type == 'object' ? !!object[property] : !PrimitiveTypes[type];
- };
- // Internal: Normalizes the `for...in` iteration algorithm across
- // environments. Each enumerated key is yielded to a `callback` function.
- forEach = function (object, callback) {
- var size = 0, Properties, members, property;
- // Tests for bugs in the current environment's `for...in` algorithm. The
- // `valueOf` property inherits the non-enumerable flag from
- // `Object.prototype` in older versions of IE, Netscape, and Mozilla.
- (Properties = function () {
- this.valueOf = 0;
- }).prototype.valueOf = 0;
- // Iterate over a new instance of the `Properties` class.
- members = new Properties();
- for (property in members) {
- // Ignore all properties inherited from `Object.prototype`.
- if (isProperty.call(members, property)) {
- size++;
- }
- }
- Properties = members = null;
- // Normalize the iteration algorithm.
- if (!size) {
- // A list of non-enumerable properties inherited from `Object.prototype`.
- members = ["valueOf", "toString", "toLocaleString", "propertyIsEnumerable", "isPrototypeOf", "hasOwnProperty", "constructor"];
- // IE <= 8, Mozilla 1.0, and Netscape 6.2 ignore shadowed non-enumerable
- // properties.
- forEach = function (object, callback) {
- var isFunction = getClass.call(object) == functionClass, property, length;
- var hasProperty = !isFunction && typeof object.constructor != 'function' && isHostType(object, 'hasOwnProperty') ? object.hasOwnProperty : isProperty;
- for (property in object) {
- // Gecko <= 1.0 enumerates the `prototype` property of functions under
- // certain conditions; IE does not.
- if (!(isFunction && property == "prototype") && hasProperty.call(object, property)) {
- callback(property);
- }
- }
- // Manually invoke the callback for each non-enumerable property.
- for (length = members.length; property = members[--length]; hasProperty.call(object, property) && callback(property));
- };
- } else if (size == 2) {
- // Safari <= 2.0.4 enumerates shadowed properties twice.
- forEach = function (object, callback) {
- // Create a set of iterated properties.
- var members = {}, isFunction = getClass.call(object) == functionClass, property;
- for (property in object) {
- // Store each property name to prevent double enumeration. The
- // `prototype` property of functions is not enumerated due to cross-
- // environment inconsistencies.
- if (!(isFunction && property == "prototype") && !isProperty.call(members, property) && (members[property] = 1) && isProperty.call(object, property)) {
- callback(property);
- }
- }
- };
- } else {
- // No bugs detected; use the standard `for...in` algorithm.
- forEach = function (object, callback) {
- var isFunction = getClass.call(object) == functionClass, property, isConstructor;
- for (property in object) {
- if (!(isFunction && property == "prototype") && isProperty.call(object, property) && !(isConstructor = property === "constructor")) {
- callback(property);
- }
- }
- // Manually invoke the callback for the `constructor` property due to
- // cross-environment inconsistencies.
- if (isConstructor || isProperty.call(object, (property = "constructor"))) {
- callback(property);
- }
- };
- }
- return forEach(object, callback);
- };
- // Public: Serializes a JavaScript `value` as a JSON string. The optional
- // `filter` argument may specify either a function that alters how object and
- // array members are serialized, or an array of strings and numbers that
- // indicates which properties should be serialized. The optional `width`
- // argument may be either a string or number that specifies the indentation
- // level of the output.
- if (!has("json-stringify")) {
- // Internal: A map of control characters and their escaped equivalents.
- var Escapes = {
- 92: "\\\\",
- 34: '\\"',
- 8: "\\b",
- 12: "\\f",
- 10: "\\n",
- 13: "\\r",
- 9: "\\t"
- };
- // Internal: Converts `value` into a zero-padded string such that its
- // length is at least equal to `width`. The `width` must be <= 6.
- var leadingZeroes = "000000";
- var toPaddedString = function (width, value) {
- // The `|| 0` expression is necessary to work around a bug in
- // Opera <= 7.54u2 where `0 == -0`, but `String(-0) !== "0"`.
- return (leadingZeroes + (value || 0)).slice(-width);
- };
- // Internal: Double-quotes a string `value`, replacing all ASCII control
- // characters (characters with code unit values between 0 and 31) with
- // their escaped equivalents. This is an implementation of the
- // `Quote(value)` operation defined in ES 5.1 section 15.12.3.
- var unicodePrefix = "\\u00";
- var quote = function (value) {
- var result = '"', index = 0, length = value.length, isLarge = length > 10 && charIndexBuggy, symbols;
- if (isLarge) {
- symbols = value.split("");
- }
- for (; index < length; index++) {
- var charCode = value.charCodeAt(index);
- // If the character is a control character, append its Unicode or
- // shorthand escape sequence; otherwise, append the character as-is.
- switch (charCode) {
- case 8: case 9: case 10: case 12: case 13: case 34: case 92:
- result += Escapes[charCode];
- break;
- default:
- if (charCode < 32) {
- result += unicodePrefix + toPaddedString(2, charCode.toString(16));
- break;
- }
- result += isLarge ? symbols[index] : charIndexBuggy ? value.charAt(index) : value[index];
- }
- }
- return result + '"';
- };
- // Internal: Recursively serializes an object. Implements the
- // `Str(key, holder)`, `JO(value)`, and `JA(value)` operations.
- var serialize = function (property, object, callback, properties, whitespace, indentation, stack) {
- var value, className, year, month, date, time, hours, minutes, seconds, milliseconds, results, element, index, length, prefix, result;
- try {
- // Necessary for host object support.
- value = object[property];
- } catch (exception) {}
- if (typeof value == "object" && value) {
- className = getClass.call(value);
- if (className == dateClass && !isProperty.call(value, "toJSON")) {
- if (value > -1 / 0 && value < 1 / 0) {
- // Dates are serialized according to the `Date#toJSON` method
- // specified in ES 5.1 section 15.9.5.44. See section 15.9.1.15
- // for the ISO 8601 date time string format.
- if (getDay) {
- // Manually compute the year, month, date, hours, minutes,
- // seconds, and milliseconds if the `getUTC*` methods are
- // buggy. Adapted from @Yaffle's `date-shim` project.
- date = floor(value / 864e5);
- for (year = floor(date / 365.2425) + 1970 - 1; getDay(year + 1, 0) <= date; year++);
- for (month = floor((date - getDay(year, 0)) / 30.42); getDay(year, month + 1) <= date; month++);
- date = 1 + date - getDay(year, month);
- // The `time` value specifies the time within the day (see ES
- // 5.1 section 15.9.1.2). The formula `(A % B + B) % B` is used
- // to compute `A modulo B`, as the `%` operator does not
- // correspond to the `modulo` operation for negative numbers.
- time = (value % 864e5 + 864e5) % 864e5;
- // The hours, minutes, seconds, and milliseconds are obtained by
- // decomposing the time within the day. See section 15.9.1.10.
- hours = floor(time / 36e5) % 24;
- minutes = floor(time / 6e4) % 60;
- seconds = floor(time / 1e3) % 60;
- milliseconds = time % 1e3;
- } else {
- year = value.getUTCFullYear();
- month = value.getUTCMonth();
- date = value.getUTCDate();
- hours = value.getUTCHours();
- minutes = value.getUTCMinutes();
- seconds = value.getUTCSeconds();
- milliseconds = value.getUTCMilliseconds();
- }
- // Serialize extended years correctly.
- value = (year <= 0 || year >= 1e4 ? (year < 0 ? "-" : "+") + toPaddedString(6, year < 0 ? -year : year) : toPaddedString(4, year)) +
- "-" + toPaddedString(2, month + 1) + "-" + toPaddedString(2, date) +
- // Months, dates, hours, minutes, and seconds should have two
- // digits; milliseconds should have three.
- "T" + toPaddedString(2, hours) + ":" + toPaddedString(2, minutes) + ":" + toPaddedString(2, seconds) +
- // Milliseconds are optional in ES 5.0, but required in 5.1.
- "." + toPaddedString(3, milliseconds) + "Z";
- } else {
- value = null;
- }
- } else if (typeof value.toJSON == "function" && ((className != numberClass && className != stringClass && className != arrayClass) || isProperty.call(value, "toJSON"))) {
- // Prototype <= 1.6.1 adds non-standard `toJSON` methods to the
- // `Number`, `String`, `Date`, and `Array` prototypes. JSON 3
- // ignores all `toJSON` methods on these objects unless they are
- // defined directly on an instance.
- value = value.toJSON(property);
- }
- }
- if (callback) {
- // If a replacement function was provided, call it to obtain the value
- // for serialization.
- value = callback.call(object, property, value);
- }
- if (value === null) {
- return "null";
- }
- className = getClass.call(value);
- if (className == booleanClass) {
- // Booleans are represented literally.
- return "" + value;
- } else if (className == numberClass) {
- // JSON numbers must be finite. `Infinity` and `NaN` are serialized as
- // `"null"`.
- return value > -1 / 0 && value < 1 / 0 ? "" + value : "null";
- } else if (className == stringClass) {
- // Strings are double-quoted and escaped.
- return quote("" + value);
- }
- // Recursively serialize objects and arrays.
- if (typeof value == "object") {
- // Check for cyclic structures. This is a linear search; performance
- // is inversely proportional to the number of unique nested objects.
- for (length = stack.length; length--;) {
- if (stack[length] === value) {
- // Cyclic structures cannot be serialized by `JSON.stringify`.
- throw TypeError();
- }
- }
- // Add the object to the stack of traversed objects.
- stack.push(value);
- results = [];
- // Save the current indentation level and indent one additional level.
- prefix = indentation;
- indentation += whitespace;
- if (className == arrayClass) {
- // Recursively serialize array elements.
- for (index = 0, length = value.length; index < length; index++) {
- element = serialize(index, value, callback, properties, whitespace, indentation, stack);
- results.push(element === undef ? "null" : element);
- }
- result = results.length ? (whitespace ? "[\n" + indentation + results.join(",\n" + indentation) + "\n" + prefix + "]" : ("[" + results.join(",") + "]")) : "[]";
- } else {
- // Recursively serialize object members. Members are selected from
- // either a user-specified list of property names, or the object
- // itself.
- forEach(properties || value, function (property) {
- var element = serialize(property, value, callback, properties, whitespace, indentation, stack);
- if (element !== undef) {
- // According to ES 5.1 section 15.12.3: "If `gap` {whitespace}
- // is not the empty string, let `member` {quote(property) + ":"}
- // be the concatenation of `member` and the `space` character."
- // The "`space` character" refers to the literal space
- // character, not the `space` {width} argument provided to
- // `JSON.stringify`.
- results.push(quote(property) + ":" + (whitespace ? " " : "") + element);
- }
- });
- result = results.length ? (whitespace ? "{\n" + indentation + results.join(",\n" + indentation) + "\n" + prefix + "}" : ("{" + results.join(",") + "}")) : "{}";
- }
- // Remove the object from the traversed object stack.
- stack.pop();
- return result;
- }
- };
- // Public: `JSON.stringify`. See ES 5.1 section 15.12.3.
- JSON3.stringify = function (source, filter, width) {
- var whitespace, callback, properties, className;
- if (typeof filter == "function" || typeof filter == "object" && filter) {
- if ((className = getClass.call(filter)) == functionClass) {
- callback = filter;
- } else if (className == arrayClass) {
- // Convert the property names array into a makeshift set.
- properties = {};
- for (var index = 0, length = filter.length, value; index < length; value = filter[index++], ((className = getClass.call(value)), className == stringClass || className == numberClass) && (properties[value] = 1));
- }
- }
- if (width) {
- if ((className = getClass.call(width)) == numberClass) {
- // Convert the `width` to an integer and create a string containing
- // `width` number of space characters.
- if ((width -= width % 1) > 0) {
- for (whitespace = "", width > 10 && (width = 10); whitespace.length < width; whitespace += " ");
- }
- } else if (className == stringClass) {
- whitespace = width.length <= 10 ? width : width.slice(0, 10);
- }
- }
- // Opera <= 7.54u2 discards the values associated with empty string keys
- // (`""`) only if they are used directly within an object member list
- // (e.g., `!("" in { "": 1})`).
- return serialize("", (value = {}, value[""] = source, value), callback, properties, whitespace, "", []);
- };
- }
- // Public: Parses a JSON source string.
- if (!has("json-parse")) {
- var fromCharCode = String.fromCharCode;
- // Internal: A map of escaped control characters and their unescaped
- // equivalents.
- var Unescapes = {
- 92: "\\",
- 34: '"',
- 47: "/",
- 98: "\b",
- 116: "\t",
- 110: "\n",
- 102: "\f",
- 114: "\r"
- };
- // Internal: Stores the parser state.
- var Index, Source;
- // Internal: Resets the parser state and throws a `SyntaxError`.
- var abort = function() {
- Index = Source = null;
- throw SyntaxError();
- };
- // Internal: Returns the next token, or `"$"` if the parser has reached
- // the end of the source string. A token may be a string, number, `null`
- // literal, or Boolean literal.
- var lex = function () {
- var source = Source, length = source.length, value, begin, position, isSigned, charCode;
- while (Index < length) {
- charCode = source.charCodeAt(Index);
- switch (charCode) {
- case 9: case 10: case 13: case 32:
- // Skip whitespace tokens, including tabs, carriage returns, line
- // feeds, and space characters.
- Index++;
- break;
- case 123: case 125: case 91: case 93: case 58: case 44:
- // Parse a punctuator token (`{`, `}`, `[`, `]`, `:`, or `,`) at
- // the current position.
- value = charIndexBuggy ? source.charAt(Index) : source[Index];
- Index++;
- return value;
- case 34:
- // `"` delimits a JSON string; advance to the next character and
- // begin parsing the string. String tokens are prefixed with the
- // sentinel `@` character to distinguish them from punctuators and
- // end-of-string tokens.
- for (value = "@", Index++; Index < length;) {
- charCode = source.charCodeAt(Index);
- if (charCode < 32) {
- // Unescaped ASCII control characters (those with a code unit
- // less than the space character) are not permitted.
- abort();
- } else if (charCode == 92) {
- // A reverse solidus (`\`) marks the beginning of an escaped
- // control character (including `"`, `\`, and `/`) or Unicode
- // escape sequence.
- charCode = source.charCodeAt(++Index);
- switch (charCode) {
- case 92: case 34: case 47: case 98: case 116: case 110: case 102: case 114:
- // Revive escaped control characters.
- value += Unescapes[charCode];
- Index++;
- break;
- case 117:
- // `\u` marks the beginning of a Unicode escape sequence.
- // Advance to the first character and validate the
- // four-digit code point.
- begin = ++Index;
- for (position = Index + 4; Index < position; Index++) {
- charCode = source.charCodeAt(Index);
- // A valid sequence comprises four hexdigits (case-
- // insensitive) that form a single hexadecimal value.
- if (!(charCode >= 48 && charCode <= 57 || charCode >= 97 && charCode <= 102 || charCode >= 65 && charCode <= 70)) {
- // Invalid Unicode escape sequence.
- abort();
- }
- }
- // Revive the escaped character.
- value += fromCharCode("0x" + source.slice(begin, Index));
- break;
- default:
- // Invalid escape sequence.
- abort();
- }
- } else {
- if (charCode == 34) {
- // An unescaped double-quote character marks the end of the
- // string.
- break;
- }
- charCode = source.charCodeAt(Index);
- begin = Index;
- // Optimize for the common case where a string is valid.
- while (charCode >= 32 && charCode != 92 && charCode != 34) {
- charCode = source.charCodeAt(++Index);
- }
- // Append the string as-is.
- value += source.slice(begin, Index);
- }
- }
- if (source.charCodeAt(Index) == 34) {
- // Advance to the next character and return the revived string.
- Index++;
- return value;
- }
- // Unterminated string.
- abort();
- default:
- // Parse numbers and literals.
- begin = Index;
- // Advance past the negative sign, if one is specified.
- if (charCode == 45) {
- isSigned = true;
- charCode = source.charCodeAt(++Index);
- }
- // Parse an integer or floating-point value.
- if (charCode >= 48 && charCode <= 57) {
- // Leading zeroes are interpreted as octal literals.
- if (charCode == 48 && ((charCode = source.charCodeAt(Index + 1)), charCode >= 48 && charCode <= 57)) {
- // Illegal octal literal.
- abort();
- }
- isSigned = false;
- // Parse the integer component.
- for (; Index < length && ((charCode = source.charCodeAt(Index)), charCode >= 48 && charCode <= 57); Index++);
- // Floats cannot contain a leading decimal point; however, this
- // case is already accounted for by the parser.
- if (source.charCodeAt(Index) == 46) {
- position = ++Index;
- // Parse the decimal component.
- for (; position < length && ((charCode = source.charCodeAt(position)), charCode >= 48 && charCode <= 57); position++);
- if (position == Index) {
- // Illegal trailing decimal.
- abort();
- }
- Index = position;
- }
- // Parse exponents. The `e` denoting the exponent is
- // case-insensitive.
- charCode = source.charCodeAt(Index);
- if (charCode == 101 || charCode == 69) {
- charCode = source.charCodeAt(++Index);
- // Skip past the sign following the exponent, if one is
- // specified.
- if (charCode == 43 || charCode == 45) {
- Index++;
- }
- // Parse the exponential component.
- for (position = Index; position < length && ((charCode = source.charCodeAt(position)), charCode >= 48 && charCode <= 57); position++);
- if (position == Index) {
- // Illegal empty exponent.
- abort();
- }
- Index = position;
- }
- // Coerce the parsed value to a JavaScript number.
- return +source.slice(begin, Index);
- }
- // A negative sign may only precede numbers.
- if (isSigned) {
- abort();
- }
- // `true`, `false`, and `null` literals.
- if (source.slice(Index, Index + 4) == "true") {
- Index += 4;
- return true;
- } else if (source.slice(Index, Index + 5) == "false") {
- Index += 5;
- return false;
- } else if (source.slice(Index, Index + 4) == "null") {
- Index += 4;
- return null;
- }
- // Unrecognized token.
- abort();
- }
- }
- // Return the sentinel `$` character if the parser has reached the end
- // of the source string.
- return "$";
- };
- // Internal: Parses a JSON `value` token.
- var get = function (value) {
- var results, hasMembers;
- if (value == "$") {
- // Unexpected end of input.
- abort();
- }
- if (typeof value == "string") {
- if ((charIndexBuggy ? value.charAt(0) : value[0]) == "@") {
- // Remove the sentinel `@` character.
- return value.slice(1);
- }
- // Parse object and array literals.
- if (value == "[") {
- // Parses a JSON array, returning a new JavaScript array.
- results = [];
- for (;; hasMembers || (hasMembers = true)) {
- value = lex();
- // A closing square bracket marks the end of the array literal.
- if (value == "]") {
- break;
- }
- // If the array literal contains elements, the current token
- // should be a comma separating the previous element from the
- // next.
- if (hasMembers) {
- if (value == ",") {
- value = lex();
- if (value == "]") {
- // Unexpected trailing `,` in array literal.
- abort();
- }
- } else {
- // A `,` must separate each array element.
- abort();
- }
- }
- // Elisions and leading commas are not permitted.
- if (value == ",") {
- abort();
- }
- results.push(get(value));
- }
- return results;
- } else if (value == "{") {
- // Parses a JSON object, returning a new JavaScript object.
- results = {};
- for (;; hasMembers || (hasMembers = true)) {
- value = lex();
- // A closing curly brace marks the end of the object literal.
- if (value == "}") {
- break;
- }
- // If the object literal contains members, the current token
- // should be a comma separator.
- if (hasMembers) {
- if (value == ",") {
- value = lex();
- if (value == "}") {
- // Unexpected trailing `,` in object literal.
- abort();
- }
- } else {
- // A `,` must separate each object member.
- abort();
- }
- }
- // Leading commas are not permitted, object property names must be
- // double-quoted strings, and a `:` must separate each property
- // name and value.
- if (value == "," || typeof value != "string" || (charIndexBuggy ? value.charAt(0) : value[0]) != "@" || lex() != ":") {
- abort();
- }
- results[value.slice(1)] = get(lex());
- }
- return results;
- }
- // Unexpected token encountered.
- abort();
- }
- return value;
- };
- // Internal: Updates a traversed object member.
- var update = function(source, property, callback) {
- var element = walk(source, property, callback);
- if (element === undef) {
- delete source[property];
- } else {
- source[property] = element;
- }
- };
- // Internal: Recursively traverses a parsed JSON object, invoking the
- // `callback` function for each value. This is an implementation of the
- // `Walk(holder, name)` operation defined in ES 5.1 section 15.12.2.
- var walk = function (source, property, callback) {
- var value = source[property], length;
- if (typeof value == "object" && value) {
- // `forEach` can't be used to traverse an array in Opera <= 8.54
- // because its `Object#hasOwnProperty` implementation returns `false`
- // for array indices (e.g., `![1, 2, 3].hasOwnProperty("0")`).
- if (getClass.call(value) == arrayClass) {
- for (length = value.length; length--;) {
- update(value, length, callback);
- }
- } else {
- forEach(value, function (property) {
- update(value, property, callback);
- });
- }
- }
- return callback.call(source, property, value);
- };
- // Public: `JSON.parse`. See ES 5.1 section 15.12.2.
- JSON3.parse = function (source, callback) {
- var result, value;
- Index = 0;
- Source = "" + source;
- result = get(lex());
- // If a JSON string contains multiple tokens, it is invalid.
- if (lex() != "$") {
- abort();
- }
- // Reset the parser state.
- Index = Source = null;
- return callback && getClass.call(callback) == functionClass ? walk((value = {}, value[""] = result, value), "", callback) : result;
- };
- }
- }
- // Export for asynchronous module loaders.
- if (isLoader) {
- define(function () {
- return JSON3;
- });
- }
- }(this));
- },{}],45:[function(_dereq_,module,exports){
- module.exports = toArray
- function toArray(list, index) {
- var array = []
- index = index || 0
- for (var i = index || 0; i < list.length; i++) {
- array[i - index] = list[i]
- }
- return array
- }
- },{}],46:[function(_dereq_,module,exports){
- /*!
- * The buffer module from node.js, for the browser.
- *
- * @author Feross Aboukhadijeh <feross@feross.org> <http://feross.org>
- * @license MIT
- */
- var base64 = _dereq_('base64-js')
- var ieee754 = _dereq_('ieee754')
- exports.Buffer = Buffer
- exports.SlowBuffer = Buffer
- exports.INSPECT_MAX_BYTES = 50
- Buffer.poolSize = 8192
- /**
- * If `Buffer._useTypedArrays`:
- * === true Use Uint8Array implementation (fastest)
- * === false Use Object implementation (compatible down to IE6)
- */
- Buffer._useTypedArrays = (function () {
- // Detect if browser supports Typed Arrays. Supported browsers are IE 10+, Firefox 4+,
- // Chrome 7+, Safari 5.1+, Opera 11.6+, iOS 4.2+. If the browser does not support adding
- // properties to `Uint8Array` instances, then that's the same as no `Uint8Array` support
- // because we need to be able to add all the node Buffer API methods. This is an issue
- // in Firefox 4-29. Now fixed: https://bugzilla.mozilla.org/show_bug.cgi?id=695438
- try {
- var buf = new ArrayBuffer(0)
- var arr = new Uint8Array(buf)
- arr.foo = function () { return 42 }
- return 42 === arr.foo() &&
- typeof arr.subarray === 'function' // Chrome 9-10 lack `subarray`
- } catch (e) {
- return false
- }
- })()
- /**
- * Class: Buffer
- * =============
- *
- * The Buffer constructor returns instances of `Uint8Array` that are augmented
- * with function properties for all the node `Buffer` API functions. We use
- * `Uint8Array` so that square bracket notation works as expected -- it returns
- * a single octet.
- *
- * By augmenting the instances, we can avoid modifying the `Uint8Array`
- * prototype.
- */
- function Buffer (subject, encoding, noZero) {
- if (!(this instanceof Buffer))
- return new Buffer(subject, encoding, noZero)
- var type = typeof subject
- if (encoding === 'base64' && type === 'string') {
- subject = base64clean(subject)
- }
- // Find the length
- var length
- if (type === 'number')
- length = coerce(subject)
- else if (type === 'string')
- length = Buffer.byteLength(subject, encoding)
- else if (type === 'object')
- length = coerce(subject.length) // assume that object is array-like
- else
- throw new Error('First argument needs to be a number, array or string.')
- var buf
- if (Buffer._useTypedArrays) {
- // Preferred: Return an augmented `Uint8Array` instance for best performance
- buf = Buffer._augment(new Uint8Array(length))
- } else {
- // Fallback: Return THIS instance of Buffer (created by `new`)
- buf = this
- buf.length = length
- buf._isBuffer = true
- }
- var i
- if (Buffer._useTypedArrays && typeof subject.byteLength === 'number') {
- // Speed optimization -- use set if we're copying from a typed array
- buf._set(subject)
- } else if (isArrayish(subject)) {
- // Treat array-ish objects as a byte array
- if (Buffer.isBuffer(subject)) {
- for (i = 0; i < length; i++)
- buf[i] = subject.readUInt8(i)
- } else {
- for (i = 0; i < length; i++)
- buf[i] = ((subject[i] % 256) + 256) % 256
- }
- } else if (type === 'string') {
- buf.write(subject, 0, encoding)
- } else if (type === 'number' && !Buffer._useTypedArrays && !noZero) {
- for (i = 0; i < length; i++) {
- buf[i] = 0
- }
- }
- return buf
- }
- // STATIC METHODS
- // ==============
- Buffer.isEncoding = function (encoding) {
- switch (String(encoding).toLowerCase()) {
- case 'hex':
- case 'utf8':
- case 'utf-8':
- case 'ascii':
- case 'binary':
- case 'base64':
- case 'raw':
- case 'ucs2':
- case 'ucs-2':
- case 'utf16le':
- case 'utf-16le':
- return true
- default:
- return false
- }
- }
- Buffer.isBuffer = function (b) {
- return !!(b !== null && b !== undefined && b._isBuffer)
- }
- Buffer.byteLength = function (str, encoding) {
- var ret
- str = str.toString()
- switch (encoding || 'utf8') {
- case 'hex':
- ret = str.length / 2
- break
- case 'utf8':
- case 'utf-8':
- ret = utf8ToBytes(str).length
- break
- case 'ascii':
- case 'binary':
- case 'raw':
- ret = str.length
- break
- case 'base64':
- ret = base64ToBytes(str).length
- break
- case 'ucs2':
- case 'ucs-2':
- case 'utf16le':
- case 'utf-16le':
- ret = str.length * 2
- break
- default:
- throw new Error('Unknown encoding')
- }
- return ret
- }
- Buffer.concat = function (list, totalLength) {
- assert(isArray(list), 'Usage: Buffer.concat(list[, length])')
- if (list.length === 0) {
- return new Buffer(0)
- } else if (list.length === 1) {
- return list[0]
- }
- var i
- if (totalLength === undefined) {
- totalLength = 0
- for (i = 0; i < list.length; i++) {
- totalLength += list[i].length
- }
- }
- var buf = new Buffer(totalLength)
- var pos = 0
- for (i = 0; i < list.length; i++) {
- var item = list[i]
- item.copy(buf, pos)
- pos += item.length
- }
- return buf
- }
- Buffer.compare = function (a, b) {
- assert(Buffer.isBuffer(a) && Buffer.isBuffer(b), 'Arguments must be Buffers')
- var x = a.length
- var y = b.length
- for (var i = 0, len = Math.min(x, y); i < len && a[i] === b[i]; i++) {}
- if (i !== len) {
- x = a[i]
- y = b[i]
- }
- if (x < y) {
- return -1
- }
- if (y < x) {
- return 1
- }
- return 0
- }
- // BUFFER INSTANCE METHODS
- // =======================
- function hexWrite (buf, string, offset, length) {
- offset = Number(offset) || 0
- var remaining = buf.length - offset
- if (!length) {
- length = remaining
- } else {
- length = Number(length)
- if (length > remaining) {
- length = remaining
- }
- }
- // must be an even number of digits
- var strLen = string.length
- assert(strLen % 2 === 0, 'Invalid hex string')
- if (length > strLen / 2) {
- length = strLen / 2
- }
- for (var i = 0; i < length; i++) {
- var byte = parseInt(string.substr(i * 2, 2), 16)
- assert(!isNaN(byte), 'Invalid hex string')
- buf[offset + i] = byte
- }
- return i
- }
- function utf8Write (buf, string, offset, length) {
- var charsWritten = blitBuffer(utf8ToBytes(string), buf, offset, length)
- return charsWritten
- }
- function asciiWrite (buf, string, offset, length) {
- var charsWritten = blitBuffer(asciiToBytes(string), buf, offset, length)
- return charsWritten
- }
- function binaryWrite (buf, string, offset, length) {
- return asciiWrite(buf, string, offset, length)
- }
- function base64Write (buf, string, offset, length) {
- var charsWritten = blitBuffer(base64ToBytes(string), buf, offset, length)
- return charsWritten
- }
- function utf16leWrite (buf, string, offset, length) {
- var charsWritten = blitBuffer(utf16leToBytes(string), buf, offset, length)
- return charsWritten
- }
- Buffer.prototype.write = function (string, offset, length, encoding) {
- // Support both (string, offset, length, encoding)
- // and the legacy (string, encoding, offset, length)
- if (isFinite(offset)) {
- if (!isFinite(length)) {
- encoding = length
- length = undefined
- }
- } else { // legacy
- var swap = encoding
- encoding = offset
- offset = length
- length = swap
- }
- offset = Number(offset) || 0
- var remaining = this.length - offset
- if (!length) {
- length = remaining
- } else {
- length = Number(length)
- if (length > remaining) {
- length = remaining
- }
- }
- encoding = String(encoding || 'utf8').toLowerCase()
- var ret
- switch (encoding) {
- case 'hex':
- ret = hexWrite(this, string, offset, length)
- break
- case 'utf8':
- case 'utf-8':
- ret = utf8Write(this, string, offset, length)
- break
- case 'ascii':
- ret = asciiWrite(this, string, offset, length)
- break
- case 'binary':
- ret = binaryWrite(this, string, offset, length)
- break
- case 'base64':
- ret = base64Write(this, string, offset, length)
- break
- case 'ucs2':
- case 'ucs-2':
- case 'utf16le':
- case 'utf-16le':
- ret = utf16leWrite(this, string, offset, length)
- break
- default:
- throw new Error('Unknown encoding')
- }
- return ret
- }
- Buffer.prototype.toString = function (encoding, start, end) {
- var self = this
- encoding = String(encoding || 'utf8').toLowerCase()
- start = Number(start) || 0
- end = (end === undefined) ? self.length : Number(end)
- // Fastpath empty strings
- if (end === start)
- return ''
- var ret
- switch (encoding) {
- case 'hex':
- ret = hexSlice(self, start, end)
- break
- case 'utf8':
- case 'utf-8':
- ret = utf8Slice(self, start, end)
- break
- case 'ascii':
- ret = asciiSlice(self, start, end)
- break
- case 'binary':
- ret = binarySlice(self, start, end)
- break
- case 'base64':
- ret = base64Slice(self, start, end)
- break
- case 'ucs2':
- case 'ucs-2':
- case 'utf16le':
- case 'utf-16le':
- ret = utf16leSlice(self, start, end)
- break
- default:
- throw new Error('Unknown encoding')
- }
- return ret
- }
- Buffer.prototype.toJSON = function () {
- return {
- type: 'Buffer',
- data: Array.prototype.slice.call(this._arr || this, 0)
- }
- }
- Buffer.prototype.equals = function (b) {
- assert(Buffer.isBuffer(b), 'Argument must be a Buffer')
- return Buffer.compare(this, b) === 0
- }
- Buffer.prototype.compare = function (b) {
- assert(Buffer.isBuffer(b), 'Argument must be a Buffer')
- return Buffer.compare(this, b)
- }
- // copy(targetBuffer, targetStart=0, sourceStart=0, sourceEnd=buffer.length)
- Buffer.prototype.copy = function (target, target_start, start, end) {
- var source = this
- if (!start) start = 0
- if (!end && end !== 0) end = this.length
- if (!target_start) target_start = 0
- // Copy 0 bytes; we're done
- if (end === start) return
- if (target.length === 0 || source.length === 0) return
- // Fatal error conditions
- assert(end >= start, 'sourceEnd < sourceStart')
- assert(target_start >= 0 && target_start < target.length,
- 'targetStart out of bounds')
- assert(start >= 0 && start < source.length, 'sourceStart out of bounds')
- assert(end >= 0 && end <= source.length, 'sourceEnd out of bounds')
- // Are we oob?
- if (end > this.length)
- end = this.length
- if (target.length - target_start < end - start)
- end = target.length - target_start + start
- var len = end - start
- if (len < 100 || !Buffer._useTypedArrays) {
- for (var i = 0; i < len; i++) {
- target[i + target_start] = this[i + start]
- }
- } else {
- target._set(this.subarray(start, start + len), target_start)
- }
- }
- function base64Slice (buf, start, end) {
- if (start === 0 && end === buf.length) {
- return base64.fromByteArray(buf)
- } else {
- return base64.fromByteArray(buf.slice(start, end))
- }
- }
- function utf8Slice (buf, start, end) {
- var res = ''
- var tmp = ''
- end = Math.min(buf.length, end)
- for (var i = start; i < end; i++) {
- if (buf[i] <= 0x7F) {
- res += decodeUtf8Char(tmp) + String.fromCharCode(buf[i])
- tmp = ''
- } else {
- tmp += '%' + buf[i].toString(16)
- }
- }
- return res + decodeUtf8Char(tmp)
- }
- function asciiSlice (buf, start, end) {
- var ret = ''
- end = Math.min(buf.length, end)
- for (var i = start; i < end; i++) {
- ret += String.fromCharCode(buf[i])
- }
- return ret
- }
- function binarySlice (buf, start, end) {
- return asciiSlice(buf, start, end)
- }
- function hexSlice (buf, start, end) {
- var len = buf.length
- if (!start || start < 0) start = 0
- if (!end || end < 0 || end > len) end = len
- var out = ''
- for (var i = start; i < end; i++) {
- out += toHex(buf[i])
- }
- return out
- }
- function utf16leSlice (buf, start, end) {
- var bytes = buf.slice(start, end)
- var res = ''
- for (var i = 0; i < bytes.length; i += 2) {
- res += String.fromCharCode(bytes[i] + bytes[i + 1] * 256)
- }
- return res
- }
- Buffer.prototype.slice = function (start, end) {
- var len = this.length
- start = clamp(start, len, 0)
- end = clamp(end, len, len)
- if (Buffer._useTypedArrays) {
- return Buffer._augment(this.subarray(start, end))
- } else {
- var sliceLen = end - start
- var newBuf = new Buffer(sliceLen, undefined, true)
- for (var i = 0; i < sliceLen; i++) {
- newBuf[i] = this[i + start]
- }
- return newBuf
- }
- }
- // `get` will be removed in Node 0.13+
- Buffer.prototype.get = function (offset) {
- console.log('.get() is deprecated. Access using array indexes instead.')
- return this.readUInt8(offset)
- }
- // `set` will be removed in Node 0.13+
- Buffer.prototype.set = function (v, offset) {
- console.log('.set() is deprecated. Access using array indexes instead.')
- return this.writeUInt8(v, offset)
- }
- Buffer.prototype.readUInt8 = function (offset, noAssert) {
- if (!noAssert) {
- assert(offset !== undefined && offset !== null, 'missing offset')
- assert(offset < this.length, 'Trying to read beyond buffer length')
- }
- if (offset >= this.length)
- return
- return this[offset]
- }
- function readUInt16 (buf, offset, littleEndian, noAssert) {
- if (!noAssert) {
- assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
- assert(offset !== undefined && offset !== null, 'missing offset')
- assert(offset + 1 < buf.length, 'Trying to read beyond buffer length')
- }
- var len = buf.length
- if (offset >= len)
- return
- var val
- if (littleEndian) {
- val = buf[offset]
- if (offset + 1 < len)
- val |= buf[offset + 1] << 8
- } else {
- val = buf[offset] << 8
- if (offset + 1 < len)
- val |= buf[offset + 1]
- }
- return val
- }
- Buffer.prototype.readUInt16LE = function (offset, noAssert) {
- return readUInt16(this, offset, true, noAssert)
- }
- Buffer.prototype.readUInt16BE = function (offset, noAssert) {
- return readUInt16(this, offset, false, noAssert)
- }
- function readUInt32 (buf, offset, littleEndian, noAssert) {
- if (!noAssert) {
- assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
- assert(offset !== undefined && offset !== null, 'missing offset')
- assert(offset + 3 < buf.length, 'Trying to read beyond buffer length')
- }
- var len = buf.length
- if (offset >= len)
- return
- var val
- if (littleEndian) {
- if (offset + 2 < len)
- val = buf[offset + 2] << 16
- if (offset + 1 < len)
- val |= buf[offset + 1] << 8
- val |= buf[offset]
- if (offset + 3 < len)
- val = val + (buf[offset + 3] << 24 >>> 0)
- } else {
- if (offset + 1 < len)
- val = buf[offset + 1] << 16
- if (offset + 2 < len)
- val |= buf[offset + 2] << 8
- if (offset + 3 < len)
- val |= buf[offset + 3]
- val = val + (buf[offset] << 24 >>> 0)
- }
- return val
- }
- Buffer.prototype.readUInt32LE = function (offset, noAssert) {
- return readUInt32(this, offset, true, noAssert)
- }
- Buffer.prototype.readUInt32BE = function (offset, noAssert) {
- return readUInt32(this, offset, false, noAssert)
- }
- Buffer.prototype.readInt8 = function (offset, noAssert) {
- if (!noAssert) {
- assert(offset !== undefined && offset !== null,
- 'missing offset')
- assert(offset < this.length, 'Trying to read beyond buffer length')
- }
- if (offset >= this.length)
- return
- var neg = this[offset] & 0x80
- if (neg)
- return (0xff - this[offset] + 1) * -1
- else
- return this[offset]
- }
- function readInt16 (buf, offset, littleEndian, noAssert) {
- if (!noAssert) {
- assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
- assert(offset !== undefined && offset !== null, 'missing offset')
- assert(offset + 1 < buf.length, 'Trying to read beyond buffer length')
- }
- var len = buf.length
- if (offset >= len)
- return
- var val = readUInt16(buf, offset, littleEndian, true)
- var neg = val & 0x8000
- if (neg)
- return (0xffff - val + 1) * -1
- else
- return val
- }
- Buffer.prototype.readInt16LE = function (offset, noAssert) {
- return readInt16(this, offset, true, noAssert)
- }
- Buffer.prototype.readInt16BE = function (offset, noAssert) {
- return readInt16(this, offset, false, noAssert)
- }
- function readInt32 (buf, offset, littleEndian, noAssert) {
- if (!noAssert) {
- assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
- assert(offset !== undefined && offset !== null, 'missing offset')
- assert(offset + 3 < buf.length, 'Trying to read beyond buffer length')
- }
- var len = buf.length
- if (offset >= len)
- return
- var val = readUInt32(buf, offset, littleEndian, true)
- var neg = val & 0x80000000
- if (neg)
- return (0xffffffff - val + 1) * -1
- else
- return val
- }
- Buffer.prototype.readInt32LE = function (offset, noAssert) {
- return readInt32(this, offset, true, noAssert)
- }
- Buffer.prototype.readInt32BE = function (offset, noAssert) {
- return readInt32(this, offset, false, noAssert)
- }
- function readFloat (buf, offset, littleEndian, noAssert) {
- if (!noAssert) {
- assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
- assert(offset + 3 < buf.length, 'Trying to read beyond buffer length')
- }
- return ieee754.read(buf, offset, littleEndian, 23, 4)
- }
- Buffer.prototype.readFloatLE = function (offset, noAssert) {
- return readFloat(this, offset, true, noAssert)
- }
- Buffer.prototype.readFloatBE = function (offset, noAssert) {
- return readFloat(this, offset, false, noAssert)
- }
- function readDouble (buf, offset, littleEndian, noAssert) {
- if (!noAssert) {
- assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
- assert(offset + 7 < buf.length, 'Trying to read beyond buffer length')
- }
- return ieee754.read(buf, offset, littleEndian, 52, 8)
- }
- Buffer.prototype.readDoubleLE = function (offset, noAssert) {
- return readDouble(this, offset, true, noAssert)
- }
- Buffer.prototype.readDoubleBE = function (offset, noAssert) {
- return readDouble(this, offset, false, noAssert)
- }
- Buffer.prototype.writeUInt8 = function (value, offset, noAssert) {
- if (!noAssert) {
- assert(value !== undefined && value !== null, 'missing value')
- assert(offset !== undefined && offset !== null, 'missing offset')
- assert(offset < this.length, 'trying to write beyond buffer length')
- verifuint(value, 0xff)
- }
- if (offset >= this.length) return
- this[offset] = value
- return offset + 1
- }
- function writeUInt16 (buf, value, offset, littleEndian, noAssert) {
- if (!noAssert) {
- assert(value !== undefined && value !== null, 'missing value')
- assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
- assert(offset !== undefined && offset !== null, 'missing offset')
- assert(offset + 1 < buf.length, 'trying to write beyond buffer length')
- verifuint(value, 0xffff)
- }
- var len = buf.length
- if (offset >= len)
- return
- for (var i = 0, j = Math.min(len - offset, 2); i < j; i++) {
- buf[offset + i] =
- (value & (0xff << (8 * (littleEndian ? i : 1 - i)))) >>>
- (littleEndian ? i : 1 - i) * 8
- }
- return offset + 2
- }
- Buffer.prototype.writeUInt16LE = function (value, offset, noAssert) {
- return writeUInt16(this, value, offset, true, noAssert)
- }
- Buffer.prototype.writeUInt16BE = function (value, offset, noAssert) {
- return writeUInt16(this, value, offset, false, noAssert)
- }
- function writeUInt32 (buf, value, offset, littleEndian, noAssert) {
- if (!noAssert) {
- assert(value !== undefined && value !== null, 'missing value')
- assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
- assert(offset !== undefined && offset !== null, 'missing offset')
- assert(offset + 3 < buf.length, 'trying to write beyond buffer length')
- verifuint(value, 0xffffffff)
- }
- var len = buf.length
- if (offset >= len)
- return
- for (var i = 0, j = Math.min(len - offset, 4); i < j; i++) {
- buf[offset + i] =
- (value >>> (littleEndian ? i : 3 - i) * 8) & 0xff
- }
- return offset + 4
- }
- Buffer.prototype.writeUInt32LE = function (value, offset, noAssert) {
- return writeUInt32(this, value, offset, true, noAssert)
- }
- Buffer.prototype.writeUInt32BE = function (value, offset, noAssert) {
- return writeUInt32(this, value, offset, false, noAssert)
- }
- Buffer.prototype.writeInt8 = function (value, offset, noAssert) {
- if (!noAssert) {
- assert(value !== undefined && value !== null, 'missing value')
- assert(offset !== undefined && offset !== null, 'missing offset')
- assert(offset < this.length, 'Trying to write beyond buffer length')
- verifsint(value, 0x7f, -0x80)
- }
- if (offset >= this.length)
- return
- if (value >= 0)
- this.writeUInt8(value, offset, noAssert)
- else
- this.writeUInt8(0xff + value + 1, offset, noAssert)
- return offset + 1
- }
- function writeInt16 (buf, value, offset, littleEndian, noAssert) {
- if (!noAssert) {
- assert(value !== undefined && value !== null, 'missing value')
- assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
- assert(offset !== undefined && offset !== null, 'missing offset')
- assert(offset + 1 < buf.length, 'Trying to write beyond buffer length')
- verifsint(value, 0x7fff, -0x8000)
- }
- var len = buf.length
- if (offset >= len)
- return
- if (value >= 0)
- writeUInt16(buf, value, offset, littleEndian, noAssert)
- else
- writeUInt16(buf, 0xffff + value + 1, offset, littleEndian, noAssert)
- return offset + 2
- }
- Buffer.prototype.writeInt16LE = function (value, offset, noAssert) {
- return writeInt16(this, value, offset, true, noAssert)
- }
- Buffer.prototype.writeInt16BE = function (value, offset, noAssert) {
- return writeInt16(this, value, offset, false, noAssert)
- }
- function writeInt32 (buf, value, offset, littleEndian, noAssert) {
- if (!noAssert) {
- assert(value !== undefined && value !== null, 'missing value')
- assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
- assert(offset !== undefined && offset !== null, 'missing offset')
- assert(offset + 3 < buf.length, 'Trying to write beyond buffer length')
- verifsint(value, 0x7fffffff, -0x80000000)
- }
- var len = buf.length
- if (offset >= len)
- return
- if (value >= 0)
- writeUInt32(buf, value, offset, littleEndian, noAssert)
- else
- writeUInt32(buf, 0xffffffff + value + 1, offset, littleEndian, noAssert)
- return offset + 4
- }
- Buffer.prototype.writeInt32LE = function (value, offset, noAssert) {
- return writeInt32(this, value, offset, true, noAssert)
- }
- Buffer.prototype.writeInt32BE = function (value, offset, noAssert) {
- return writeInt32(this, value, offset, false, noAssert)
- }
- function writeFloat (buf, value, offset, littleEndian, noAssert) {
- if (!noAssert) {
- assert(value !== undefined && value !== null, 'missing value')
- assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
- assert(offset !== undefined && offset !== null, 'missing offset')
- assert(offset + 3 < buf.length, 'Trying to write beyond buffer length')
- verifIEEE754(value, 3.4028234663852886e+38, -3.4028234663852886e+38)
- }
- var len = buf.length
- if (offset >= len)
- return
- ieee754.write(buf, value, offset, littleEndian, 23, 4)
- return offset + 4
- }
- Buffer.prototype.writeFloatLE = function (value, offset, noAssert) {
- return writeFloat(this, value, offset, true, noAssert)
- }
- Buffer.prototype.writeFloatBE = function (value, offset, noAssert) {
- return writeFloat(this, value, offset, false, noAssert)
- }
- function writeDouble (buf, value, offset, littleEndian, noAssert) {
- if (!noAssert) {
- assert(value !== undefined && value !== null, 'missing value')
- assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
- assert(offset !== undefined && offset !== null, 'missing offset')
- assert(offset + 7 < buf.length,
- 'Trying to write beyond buffer length')
- verifIEEE754(value, 1.7976931348623157E+308, -1.7976931348623157E+308)
- }
- var len = buf.length
- if (offset >= len)
- return
- ieee754.write(buf, value, offset, littleEndian, 52, 8)
- return offset + 8
- }
- Buffer.prototype.writeDoubleLE = function (value, offset, noAssert) {
- return writeDouble(this, value, offset, true, noAssert)
- }
- Buffer.prototype.writeDoubleBE = function (value, offset, noAssert) {
- return writeDouble(this, value, offset, false, noAssert)
- }
- // fill(value, start=0, end=buffer.length)
- Buffer.prototype.fill = function (value, start, end) {
- if (!value) value = 0
- if (!start) start = 0
- if (!end) end = this.length
- assert(end >= start, 'end < start')
- // Fill 0 bytes; we're done
- if (end === start) return
- if (this.length === 0) return
- assert(start >= 0 && start < this.length, 'start out of bounds')
- assert(end >= 0 && end <= this.length, 'end out of bounds')
- var i
- if (typeof value === 'number') {
- for (i = start; i < end; i++) {
- this[i] = value
- }
- } else {
- var bytes = utf8ToBytes(value.toString())
- var len = bytes.length
- for (i = start; i < end; i++) {
- this[i] = bytes[i % len]
- }
- }
- return this
- }
- Buffer.prototype.inspect = function () {
- var out = []
- var len = this.length
- for (var i = 0; i < len; i++) {
- out[i] = toHex(this[i])
- if (i === exports.INSPECT_MAX_BYTES) {
- out[i + 1] = '...'
- break
- }
- }
- return '<Buffer ' + out.join(' ') + '>'
- }
- /**
- * Creates a new `ArrayBuffer` with the *copied* memory of the buffer instance.
- * Added in Node 0.12. Only available in browsers that support ArrayBuffer.
- */
- Buffer.prototype.toArrayBuffer = function () {
- if (typeof Uint8Array !== 'undefined') {
- if (Buffer._useTypedArrays) {
- return (new Buffer(this)).buffer
- } else {
- var buf = new Uint8Array(this.length)
- for (var i = 0, len = buf.length; i < len; i += 1) {
- buf[i] = this[i]
- }
- return buf.buffer
- }
- } else {
- throw new Error('Buffer.toArrayBuffer not supported in this browser')
- }
- }
- // HELPER FUNCTIONS
- // ================
- var BP = Buffer.prototype
- /**
- * Augment a Uint8Array *instance* (not the Uint8Array class!) with Buffer methods
- */
- Buffer._augment = function (arr) {
- arr._isBuffer = true
- // save reference to original Uint8Array get/set methods before overwriting
- arr._get = arr.get
- arr._set = arr.set
- // deprecated, will be removed in node 0.13+
- arr.get = BP.get
- arr.set = BP.set
- arr.write = BP.write
- arr.toString = BP.toString
- arr.toLocaleString = BP.toString
- arr.toJSON = BP.toJSON
- arr.equals = BP.equals
- arr.compare = BP.compare
- arr.copy = BP.copy
- arr.slice = BP.slice
- arr.readUInt8 = BP.readUInt8
- arr.readUInt16LE = BP.readUInt16LE
- arr.readUInt16BE = BP.readUInt16BE
- arr.readUInt32LE = BP.readUInt32LE
- arr.readUInt32BE = BP.readUInt32BE
- arr.readInt8 = BP.readInt8
- arr.readInt16LE = BP.readInt16LE
- arr.readInt16BE = BP.readInt16BE
- arr.readInt32LE = BP.readInt32LE
- arr.readInt32BE = BP.readInt32BE
- arr.readFloatLE = BP.readFloatLE
- arr.readFloatBE = BP.readFloatBE
- arr.readDoubleLE = BP.readDoubleLE
- arr.readDoubleBE = BP.readDoubleBE
- arr.writeUInt8 = BP.writeUInt8
- arr.writeUInt16LE = BP.writeUInt16LE
- arr.writeUInt16BE = BP.writeUInt16BE
- arr.writeUInt32LE = BP.writeUInt32LE
- arr.writeUInt32BE = BP.writeUInt32BE
- arr.writeInt8 = BP.writeInt8
- arr.writeInt16LE = BP.writeInt16LE
- arr.writeInt16BE = BP.writeInt16BE
- arr.writeInt32LE = BP.writeInt32LE
- arr.writeInt32BE = BP.writeInt32BE
- arr.writeFloatLE = BP.writeFloatLE
- arr.writeFloatBE = BP.writeFloatBE
- arr.writeDoubleLE = BP.writeDoubleLE
- arr.writeDoubleBE = BP.writeDoubleBE
- arr.fill = BP.fill
- arr.inspect = BP.inspect
- arr.toArrayBuffer = BP.toArrayBuffer
- return arr
- }
- var INVALID_BASE64_RE = /[^+\/0-9A-z]/g
- function base64clean (str) {
- // Node strips out invalid characters like \n and \t from the string, base64-js does not
- str = stringtrim(str).replace(INVALID_BASE64_RE, '')
- // Node allows for non-padded base64 strings (missing trailing ===), base64-js does not
- while (str.length % 4 !== 0) {
- str = str + '='
- }
- return str
- }
- function stringtrim (str) {
- if (str.trim) return str.trim()
- return str.replace(/^\s+|\s+$/g, '')
- }
- // slice(start, end)
- function clamp (index, len, defaultValue) {
- if (typeof index !== 'number') return defaultValue
- index = ~~index; // Coerce to integer.
- if (index >= len) return len
- if (index >= 0) return index
- index += len
- if (index >= 0) return index
- return 0
- }
- function coerce (length) {
- // Coerce length to a number (possibly NaN), round up
- // in case it's fractional (e.g. 123.456) then do a
- // double negate to coerce a NaN to 0. Easy, right?
- length = ~~Math.ceil(+length)
- return length < 0 ? 0 : length
- }
- function isArray (subject) {
- return (Array.isArray || function (subject) {
- return Object.prototype.toString.call(subject) === '[object Array]'
- })(subject)
- }
- function isArrayish (subject) {
- return isArray(subject) || Buffer.isBuffer(subject) ||
- subject && typeof subject === 'object' &&
- typeof subject.length === 'number'
- }
- function toHex (n) {
- if (n < 16) return '0' + n.toString(16)
- return n.toString(16)
- }
- function utf8ToBytes (str) {
- var byteArray = []
- for (var i = 0; i < str.length; i++) {
- var b = str.charCodeAt(i)
- if (b <= 0x7F) {
- byteArray.push(b)
- } else {
- var start = i
- if (b >= 0xD800 && b <= 0xDFFF) i++
- var h = encodeURIComponent(str.slice(start, i+1)).substr(1).split('%')
- for (var j = 0; j < h.length; j++) {
- byteArray.push(parseInt(h[j], 16))
- }
- }
- }
- return byteArray
- }
- function asciiToBytes (str) {
- var byteArray = []
- for (var i = 0; i < str.length; i++) {
- // Node's code seems to be doing this and not & 0x7F..
- byteArray.push(str.charCodeAt(i) & 0xFF)
- }
- return byteArray
- }
- function utf16leToBytes (str) {
- var c, hi, lo
- var byteArray = []
- for (var i = 0; i < str.length; i++) {
- c = str.charCodeAt(i)
- hi = c >> 8
- lo = c % 256
- byteArray.push(lo)
- byteArray.push(hi)
- }
- return byteArray
- }
- function base64ToBytes (str) {
- return base64.toByteArray(str)
- }
- function blitBuffer (src, dst, offset, length) {
- for (var i = 0; i < length; i++) {
- if ((i + offset >= dst.length) || (i >= src.length))
- break
- dst[i + offset] = src[i]
- }
- return i
- }
- function decodeUtf8Char (str) {
- try {
- return decodeURIComponent(str)
- } catch (err) {
- return String.fromCharCode(0xFFFD) // UTF 8 invalid char
- }
- }
- /*
- * We have to make sure that the value is a valid integer. This means that it
- * is non-negative. It has no fractional component and that it does not
- * exceed the maximum allowed value.
- */
- function verifuint (value, max) {
- assert(typeof value === 'number', 'cannot write a non-number as a number')
- assert(value >= 0, 'specified a negative value for writing an unsigned value')
- assert(value <= max, 'value is larger than maximum value for type')
- assert(Math.floor(value) === value, 'value has a fractional component')
- }
- function verifsint (value, max, min) {
- assert(typeof value === 'number', 'cannot write a non-number as a number')
- assert(value <= max, 'value larger than maximum allowed value')
- assert(value >= min, 'value smaller than minimum allowed value')
- assert(Math.floor(value) === value, 'value has a fractional component')
- }
- function verifIEEE754 (value, max, min) {
- assert(typeof value === 'number', 'cannot write a non-number as a number')
- assert(value <= max, 'value larger than maximum allowed value')
- assert(value >= min, 'value smaller than minimum allowed value')
- }
- function assert (test, message) {
- if (!test) throw new Error(message || 'Failed assertion')
- }
- },{"base64-js":47,"ieee754":48}],47:[function(_dereq_,module,exports){
- var lookup = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
- ;(function (exports) {
- 'use strict';
- var Arr = (typeof Uint8Array !== 'undefined')
- ? Uint8Array
- : Array
- var PLUS = '+'.charCodeAt(0)
- var SLASH = '/'.charCodeAt(0)
- var NUMBER = '0'.charCodeAt(0)
- var LOWER = 'a'.charCodeAt(0)
- var UPPER = 'A'.charCodeAt(0)
- function decode (elt) {
- var code = elt.charCodeAt(0)
- if (code === PLUS)
- return 62 // '+'
- if (code === SLASH)
- return 63 // '/'
- if (code < NUMBER)
- return -1 //no match
- if (code < NUMBER + 10)
- return code - NUMBER + 26 + 26
- if (code < UPPER + 26)
- return code - UPPER
- if (code < LOWER + 26)
- return code - LOWER + 26
- }
- function b64ToByteArray (b64) {
- var i, j, l, tmp, placeHolders, arr
- if (b64.length % 4 > 0) {
- throw new Error('Invalid string. Length must be a multiple of 4')
- }
- // the number of equal signs (place holders)
- // if there are two placeholders, than the two characters before it
- // represent one byte
- // if there is only one, then the three characters before it represent 2 bytes
- // this is just a cheap hack to not do indexOf twice
- var len = b64.length
- placeHolders = '=' === b64.charAt(len - 2) ? 2 : '=' === b64.charAt(len - 1) ? 1 : 0
- // base64 is 4/3 + up to two characters of the original data
- arr = new Arr(b64.length * 3 / 4 - placeHolders)
- // if there are placeholders, only get up to the last complete 4 chars
- l = placeHolders > 0 ? b64.length - 4 : b64.length
- var L = 0
- function push (v) {
- arr[L++] = v
- }
- for (i = 0, j = 0; i < l; i += 4, j += 3) {
- tmp = (decode(b64.charAt(i)) << 18) | (decode(b64.charAt(i + 1)) << 12) | (decode(b64.charAt(i + 2)) << 6) | decode(b64.charAt(i + 3))
- push((tmp & 0xFF0000) >> 16)
- push((tmp & 0xFF00) >> 8)
- push(tmp & 0xFF)
- }
- if (placeHolders === 2) {
- tmp = (decode(b64.charAt(i)) << 2) | (decode(b64.charAt(i + 1)) >> 4)
- push(tmp & 0xFF)
- } else if (placeHolders === 1) {
- tmp = (decode(b64.charAt(i)) << 10) | (decode(b64.charAt(i + 1)) << 4) | (decode(b64.charAt(i + 2)) >> 2)
- push((tmp >> 8) & 0xFF)
- push(tmp & 0xFF)
- }
- return arr
- }
- function uint8ToBase64 (uint8) {
- var i,
- extraBytes = uint8.length % 3, // if we have 1 byte left, pad 2 bytes
- output = "",
- temp, length
- function encode (num) {
- return lookup.charAt(num)
- }
- function tripletToBase64 (num) {
- return encode(num >> 18 & 0x3F) + encode(num >> 12 & 0x3F) + encode(num >> 6 & 0x3F) + encode(num & 0x3F)
- }
- // go through the array every three bytes, we'll deal with trailing stuff later
- for (i = 0, length = uint8.length - extraBytes; i < length; i += 3) {
- temp = (uint8[i] << 16) + (uint8[i + 1] << 8) + (uint8[i + 2])
- output += tripletToBase64(temp)
- }
- // pad the end with zeros, but make sure to not forget the extra bytes
- switch (extraBytes) {
- case 1:
- temp = uint8[uint8.length - 1]
- output += encode(temp >> 2)
- output += encode((temp << 4) & 0x3F)
- output += '=='
- break
- case 2:
- temp = (uint8[uint8.length - 2] << 8) + (uint8[uint8.length - 1])
- output += encode(temp >> 10)
- output += encode((temp >> 4) & 0x3F)
- output += encode((temp << 2) & 0x3F)
- output += '='
- break
- }
- return output
- }
- exports.toByteArray = b64ToByteArray
- exports.fromByteArray = uint8ToBase64
- }(typeof exports === 'undefined' ? (this.base64js = {}) : exports))
- },{}],48:[function(_dereq_,module,exports){
- exports.read = function(buffer, offset, isLE, mLen, nBytes) {
- var e, m,
- eLen = nBytes * 8 - mLen - 1,
- eMax = (1 << eLen) - 1,
- eBias = eMax >> 1,
- nBits = -7,
- i = isLE ? (nBytes - 1) : 0,
- d = isLE ? -1 : 1,
- s = buffer[offset + i];
- i += d;
- e = s & ((1 << (-nBits)) - 1);
- s >>= (-nBits);
- nBits += eLen;
- for (; nBits > 0; e = e * 256 + buffer[offset + i], i += d, nBits -= 8);
- m = e & ((1 << (-nBits)) - 1);
- e >>= (-nBits);
- nBits += mLen;
- for (; nBits > 0; m = m * 256 + buffer[offset + i], i += d, nBits -= 8);
- if (e === 0) {
- e = 1 - eBias;
- } else if (e === eMax) {
- return m ? NaN : ((s ? -1 : 1) * Infinity);
- } else {
- m = m + Math.pow(2, mLen);
- e = e - eBias;
- }
- return (s ? -1 : 1) * m * Math.pow(2, e - mLen);
- };
- exports.write = function(buffer, value, offset, isLE, mLen, nBytes) {
- var e, m, c,
- eLen = nBytes * 8 - mLen - 1,
- eMax = (1 << eLen) - 1,
- eBias = eMax >> 1,
- rt = (mLen === 23 ? Math.pow(2, -24) - Math.pow(2, -77) : 0),
- i = isLE ? 0 : (nBytes - 1),
- d = isLE ? 1 : -1,
- s = value < 0 || (value === 0 && 1 / value < 0) ? 1 : 0;
- value = Math.abs(value);
- if (isNaN(value) || value === Infinity) {
- m = isNaN(value) ? 1 : 0;
- e = eMax;
- } else {
- e = Math.floor(Math.log(value) / Math.LN2);
- if (value * (c = Math.pow(2, -e)) < 1) {
- e--;
- c *= 2;
- }
- if (e + eBias >= 1) {
- value += rt / c;
- } else {
- value += rt * Math.pow(2, 1 - eBias);
- }
- if (value * c >= 2) {
- e++;
- c /= 2;
- }
- if (e + eBias >= eMax) {
- m = 0;
- e = eMax;
- } else if (e + eBias >= 1) {
- m = (value * c - 1) * Math.pow(2, mLen);
- e = e + eBias;
- } else {
- m = value * Math.pow(2, eBias - 1) * Math.pow(2, mLen);
- e = 0;
- }
- }
- for (; mLen >= 8; buffer[offset + i] = m & 0xff, i += d, m /= 256, mLen -= 8);
- e = (e << mLen) | m;
- eLen += mLen;
- for (; eLen > 0; buffer[offset + i] = e & 0xff, i += d, e /= 256, eLen -= 8);
- buffer[offset + i - d] |= s * 128;
- };
- },{}],49:[function(_dereq_,module,exports){
- // Copyright Joyent, Inc. and other Node contributors.
- //
- // Permission is hereby granted, free of charge, to any person obtaining a
- // copy of this software and associated documentation files (the
- // "Software"), to deal in the Software without restriction, including
- // without limitation the rights to use, copy, modify, merge, publish,
- // distribute, sublicense, and/or sell copies of the Software, and to permit
- // persons to whom the Software is furnished to do so, subject to the
- // following conditions:
- //
- // The above copyright notice and this permission notice shall be included
- // in all copies or substantial portions of the Software.
- //
- // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
- // NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
- // DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
- // OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
- // USE OR OTHER DEALINGS IN THE SOFTWARE.
- function EventEmitter() {
- this._events = this._events || {};
- this._maxListeners = this._maxListeners || undefined;
- }
- module.exports = EventEmitter;
- // Backwards-compat with node 0.10.x
- EventEmitter.EventEmitter = EventEmitter;
- EventEmitter.prototype._events = undefined;
- EventEmitter.prototype._maxListeners = undefined;
- // By default EventEmitters will print a warning if more than 10 listeners are
- // added to it. This is a useful default which helps finding memory leaks.
- EventEmitter.defaultMaxListeners = 10;
- // Obviously not all Emitters should be limited to 10. This function allows
- // that to be increased. Set to zero for unlimited.
- EventEmitter.prototype.setMaxListeners = function(n) {
- if (!isNumber(n) || n < 0 || isNaN(n))
- throw TypeError('n must be a positive number');
- this._maxListeners = n;
- return this;
- };
- EventEmitter.prototype.emit = function(type) {
- var er, handler, len, args, i, listeners;
- if (!this._events)
- this._events = {};
- // If there is no 'error' event listener then throw.
- if (type === 'error') {
- if (!this._events.error ||
- (isObject(this._events.error) && !this._events.error.length)) {
- er = arguments[1];
- if (er instanceof Error) {
- throw er; // Unhandled 'error' event
- } else {
- throw TypeError('Uncaught, unspecified "error" event.');
- }
- return false;
- }
- }
- handler = this._events[type];
- if (isUndefined(handler))
- return false;
- if (isFunction(handler)) {
- switch (arguments.length) {
- // fast cases
- case 1:
- handler.call(this);
- break;
- case 2:
- handler.call(this, arguments[1]);
- break;
- case 3:
- handler.call(this, arguments[1], arguments[2]);
- break;
- // slower
- default:
- len = arguments.length;
- args = new Array(len - 1);
- for (i = 1; i < len; i++)
- args[i - 1] = arguments[i];
- handler.apply(this, args);
- }
- } else if (isObject(handler)) {
- len = arguments.length;
- args = new Array(len - 1);
- for (i = 1; i < len; i++)
- args[i - 1] = arguments[i];
- listeners = handler.slice();
- len = listeners.length;
- for (i = 0; i < len; i++)
- listeners[i].apply(this, args);
- }
- return true;
- };
- EventEmitter.prototype.addListener = function(type, listener) {
- var m;
- if (!isFunction(listener))
- throw TypeError('listener must be a function');
- if (!this._events)
- this._events = {};
- // To avoid recursion in the case that type === "newListener"! Before
- // adding it to the listeners, first emit "newListener".
- if (this._events.newListener)
- this.emit('newListener', type,
- isFunction(listener.listener) ?
- listener.listener : listener);
- if (!this._events[type])
- // Optimize the case of one listener. Don't need the extra array object.
- this._events[type] = listener;
- else if (isObject(this._events[type]))
- // If we've already got an array, just append.
- this._events[type].push(listener);
- else
- // Adding the second element, need to change to array.
- this._events[type] = [this._events[type], listener];
- // Check for listener leak
- if (isObject(this._events[type]) && !this._events[type].warned) {
- var m;
- if (!isUndefined(this._maxListeners)) {
- m = this._maxListeners;
- } else {
- m = EventEmitter.defaultMaxListeners;
- }
- if (m && m > 0 && this._events[type].length > m) {
- this._events[type].warned = true;
- console.error('(node) warning: possible EventEmitter memory ' +
- 'leak detected. %d listeners added. ' +
- 'Use emitter.setMaxListeners() to increase limit.',
- this._events[type].length);
- if (typeof console.trace === 'function') {
- // not supported in IE 10
- console.trace();
- }
- }
- }
- return this;
- };
- EventEmitter.prototype.on = EventEmitter.prototype.addListener;
- EventEmitter.prototype.once = function(type, listener) {
- if (!isFunction(listener))
- throw TypeError('listener must be a function');
- var fired = false;
- function g() {
- this.removeListener(type, g);
- if (!fired) {
- fired = true;
- listener.apply(this, arguments);
- }
- }
- g.listener = listener;
- this.on(type, g);
- return this;
- };
- // emits a 'removeListener' event iff the listener was removed
- EventEmitter.prototype.removeListener = function(type, listener) {
- var list, position, length, i;
- if (!isFunction(listener))
- throw TypeError('listener must be a function');
- if (!this._events || !this._events[type])
- return this;
- list = this._events[type];
- length = list.length;
- position = -1;
- if (list === listener ||
- (isFunction(list.listener) && list.listener === listener)) {
- delete this._events[type];
- if (this._events.removeListener)
- this.emit('removeListener', type, listener);
- } else if (isObject(list)) {
- for (i = length; i-- > 0;) {
- if (list[i] === listener ||
- (list[i].listener && list[i].listener === listener)) {
- position = i;
- break;
- }
- }
- if (position < 0)
- return this;
- if (list.length === 1) {
- list.length = 0;
- delete this._events[type];
- } else {
- list.splice(position, 1);
- }
- if (this._events.removeListener)
- this.emit('removeListener', type, listener);
- }
- return this;
- };
- EventEmitter.prototype.removeAllListeners = function(type) {
- var key, listeners;
- if (!this._events)
- return this;
- // not listening for removeListener, no need to emit
- if (!this._events.removeListener) {
- if (arguments.length === 0)
- this._events = {};
- else if (this._events[type])
- delete this._events[type];
- return this;
- }
- // emit removeListener for all listeners on all events
- if (arguments.length === 0) {
- for (key in this._events) {
- if (key === 'removeListener') continue;
- this.removeAllListeners(key);
- }
- this.removeAllListeners('removeListener');
- this._events = {};
- return this;
- }
- listeners = this._events[type];
- if (isFunction(listeners)) {
- this.removeListener(type, listeners);
- } else {
- // LIFO order
- while (listeners.length)
- this.removeListener(type, listeners[listeners.length - 1]);
- }
- delete this._events[type];
- return this;
- };
- EventEmitter.prototype.listeners = function(type) {
- var ret;
- if (!this._events || !this._events[type])
- ret = [];
- else if (isFunction(this._events[type]))
- ret = [this._events[type]];
- else
- ret = this._events[type].slice();
- return ret;
- };
- EventEmitter.listenerCount = function(emitter, type) {
- var ret;
- if (!emitter._events || !emitter._events[type])
- ret = 0;
- else if (isFunction(emitter._events[type]))
- ret = 1;
- else
- ret = emitter._events[type].length;
- return ret;
- };
- function isFunction(arg) {
- return typeof arg === 'function';
- }
- function isNumber(arg) {
- return typeof arg === 'number';
- }
- function isObject(arg) {
- return typeof arg === 'object' && arg !== null;
- }
- function isUndefined(arg) {
- return arg === void 0;
- }
- },{}],50:[function(_dereq_,module,exports){
- if (typeof Object.create === 'function') {
- // implementation from standard node.js 'util' module
- module.exports = function inherits(ctor, superCtor) {
- ctor.super_ = superCtor
- ctor.prototype = Object.create(superCtor.prototype, {
- constructor: {
- value: ctor,
- enumerable: false,
- writable: true,
- configurable: true
- }
- });
- };
- } else {
- // old school shim for old browsers
- module.exports = function inherits(ctor, superCtor) {
- ctor.super_ = superCtor
- var TempCtor = function () {}
- TempCtor.prototype = superCtor.prototype
- ctor.prototype = new TempCtor()
- ctor.prototype.constructor = ctor
- }
- }
- },{}],51:[function(_dereq_,module,exports){
- // shim for using process in browser
- var process = module.exports = {};
- process.nextTick = (function () {
- var canSetImmediate = typeof window !== 'undefined'
- && window.setImmediate;
- var canPost = typeof window !== 'undefined'
- && window.postMessage && window.addEventListener
- ;
- if (canSetImmediate) {
- return function (f) { return window.setImmediate(f) };
- }
- if (canPost) {
- var queue = [];
- window.addEventListener('message', function (ev) {
- var source = ev.source;
- if ((source === window || source === null) && ev.data === 'process-tick') {
- ev.stopPropagation();
- if (queue.length > 0) {
- var fn = queue.shift();
- fn();
- }
- }
- }, true);
- return function nextTick(fn) {
- queue.push(fn);
- window.postMessage('process-tick', '*');
- };
- }
- return function nextTick(fn) {
- setTimeout(fn, 0);
- };
- })();
- process.title = 'browser';
- process.browser = true;
- process.env = {};
- process.argv = [];
- function noop() {}
- process.on = noop;
- process.addListener = noop;
- process.once = noop;
- process.off = noop;
- process.removeListener = noop;
- process.removeAllListeners = noop;
- process.emit = noop;
- process.binding = function (name) {
- throw new Error('process.binding is not supported');
- }
- // TODO(shtylman)
- process.cwd = function () { return '/' };
- process.chdir = function (dir) {
- throw new Error('process.chdir is not supported');
- };
- },{}],52:[function(_dereq_,module,exports){
- module.exports = function isBuffer(arg) {
- return arg && typeof arg === 'object'
- && typeof arg.copy === 'function'
- && typeof arg.fill === 'function'
- && typeof arg.readUInt8 === 'function';
- }
- },{}],53:[function(_dereq_,module,exports){
- (function (process,global){
- // Copyright Joyent, Inc. and other Node contributors.
- //
- // Permission is hereby granted, free of charge, to any person obtaining a
- // copy of this software and associated documentation files (the
- // "Software"), to deal in the Software without restriction, including
- // without limitation the rights to use, copy, modify, merge, publish,
- // distribute, sublicense, and/or sell copies of the Software, and to permit
- // persons to whom the Software is furnished to do so, subject to the
- // following conditions:
- //
- // The above copyright notice and this permission notice shall be included
- // in all copies or substantial portions of the Software.
- //
- // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
- // NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
- // DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
- // OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
- // USE OR OTHER DEALINGS IN THE SOFTWARE.
- var formatRegExp = /%[sdj%]/g;
- exports.format = function(f) {
- if (!isString(f)) {
- var objects = [];
- for (var i = 0; i < arguments.length; i++) {
- objects.push(inspect(arguments[i]));
- }
- return objects.join(' ');
- }
- var i = 1;
- var args = arguments;
- var len = args.length;
- var str = String(f).replace(formatRegExp, function(x) {
- if (x === '%%') return '%';
- if (i >= len) return x;
- switch (x) {
- case '%s': return String(args[i++]);
- case '%d': return Number(args[i++]);
- case '%j':
- try {
- return JSON.stringify(args[i++]);
- } catch (_) {
- return '[Circular]';
- }
- default:
- return x;
- }
- });
- for (var x = args[i]; i < len; x = args[++i]) {
- if (isNull(x) || !isObject(x)) {
- str += ' ' + x;
- } else {
- str += ' ' + inspect(x);
- }
- }
- return str;
- };
- // Mark that a method should not be used.
- // Returns a modified function which warns once by default.
- // If --no-deprecation is set, then it is a no-op.
- exports.deprecate = function(fn, msg) {
- // Allow for deprecating things in the process of starting up.
- if (isUndefined(global.process)) {
- return function() {
- return exports.deprecate(fn, msg).apply(this, arguments);
- };
- }
- if (process.noDeprecation === true) {
- return fn;
- }
- var warned = false;
- function deprecated() {
- if (!warned) {
- if (process.throwDeprecation) {
- throw new Error(msg);
- } else if (process.traceDeprecation) {
- console.trace(msg);
- } else {
- console.error(msg);
- }
- warned = true;
- }
- return fn.apply(this, arguments);
- }
- return deprecated;
- };
- var debugs = {};
- var debugEnviron;
- exports.debuglog = function(set) {
- if (isUndefined(debugEnviron))
- debugEnviron = process.env.NODE_DEBUG || '';
- set = set.toUpperCase();
- if (!debugs[set]) {
- if (new RegExp('\\b' + set + '\\b', 'i').test(debugEnviron)) {
- var pid = process.pid;
- debugs[set] = function() {
- var msg = exports.format.apply(exports, arguments);
- console.error('%s %d: %s', set, pid, msg);
- };
- } else {
- debugs[set] = function() {};
- }
- }
- return debugs[set];
- };
- /**
- * Echos the value of a value. Trys to print the value out
- * in the best way possible given the different types.
- *
- * @param {Object} obj The object to print out.
- * @param {Object} opts Optional options object that alters the output.
- */
- /* legacy: obj, showHidden, depth, colors*/
- function inspect(obj, opts) {
- // default options
- var ctx = {
- seen: [],
- stylize: stylizeNoColor
- };
- // legacy...
- if (arguments.length >= 3) ctx.depth = arguments[2];
- if (arguments.length >= 4) ctx.colors = arguments[3];
- if (isBoolean(opts)) {
- // legacy...
- ctx.showHidden = opts;
- } else if (opts) {
- // got an "options" object
- exports._extend(ctx, opts);
- }
- // set default options
- if (isUndefined(ctx.showHidden)) ctx.showHidden = false;
- if (isUndefined(ctx.depth)) ctx.depth = 2;
- if (isUndefined(ctx.colors)) ctx.colors = false;
- if (isUndefined(ctx.customInspect)) ctx.customInspect = true;
- if (ctx.colors) ctx.stylize = stylizeWithColor;
- return formatValue(ctx, obj, ctx.depth);
- }
- exports.inspect = inspect;
- // http://en.wikipedia.org/wiki/ANSI_escape_code#graphics
- inspect.colors = {
- 'bold' : [1, 22],
- 'italic' : [3, 23],
- 'underline' : [4, 24],
- 'inverse' : [7, 27],
- 'white' : [37, 39],
- 'grey' : [90, 39],
- 'black' : [30, 39],
- 'blue' : [34, 39],
- 'cyan' : [36, 39],
- 'green' : [32, 39],
- 'magenta' : [35, 39],
- 'red' : [31, 39],
- 'yellow' : [33, 39]
- };
- // Don't use 'blue' not visible on cmd.exe
- inspect.styles = {
- 'special': 'cyan',
- 'number': 'yellow',
- 'boolean': 'yellow',
- 'undefined': 'grey',
- 'null': 'bold',
- 'string': 'green',
- 'date': 'magenta',
- // "name": intentionally not styling
- 'regexp': 'red'
- };
- function stylizeWithColor(str, styleType) {
- var style = inspect.styles[styleType];
- if (style) {
- return '\u001b[' + inspect.colors[style][0] + 'm' + str +
- '\u001b[' + inspect.colors[style][1] + 'm';
- } else {
- return str;
- }
- }
- function stylizeNoColor(str, styleType) {
- return str;
- }
- function arrayToHash(array) {
- var hash = {};
- array.forEach(function(val, idx) {
- hash[val] = true;
- });
- return hash;
- }
- function formatValue(ctx, value, recurseTimes) {
- // Provide a hook for user-specified inspect functions.
- // Check that value is an object with an inspect function on it
- if (ctx.customInspect &&
- value &&
- isFunction(value.inspect) &&
- // Filter out the util module, it's inspect function is special
- value.inspect !== exports.inspect &&
- // Also filter out any prototype objects using the circular check.
- !(value.constructor && value.constructor.prototype === value)) {
- var ret = value.inspect(recurseTimes, ctx);
- if (!isString(ret)) {
- ret = formatValue(ctx, ret, recurseTimes);
- }
- return ret;
- }
- // Primitive types cannot have properties
- var primitive = formatPrimitive(ctx, value);
- if (primitive) {
- return primitive;
- }
- // Look up the keys of the object.
- var keys = Object.keys(value);
- var visibleKeys = arrayToHash(keys);
- if (ctx.showHidden) {
- keys = Object.getOwnPropertyNames(value);
- }
- // IE doesn't make error fields non-enumerable
- // http://msdn.microsoft.com/en-us/library/ie/dww52sbt(v=vs.94).aspx
- if (isError(value)
- && (keys.indexOf('message') >= 0 || keys.indexOf('description') >= 0)) {
- return formatError(value);
- }
- // Some type of object without properties can be shortcutted.
- if (keys.length === 0) {
- if (isFunction(value)) {
- var name = value.name ? ': ' + value.name : '';
- return ctx.stylize('[Function' + name + ']', 'special');
- }
- if (isRegExp(value)) {
- return ctx.stylize(RegExp.prototype.toString.call(value), 'regexp');
- }
- if (isDate(value)) {
- return ctx.stylize(Date.prototype.toString.call(value), 'date');
- }
- if (isError(value)) {
- return formatError(value);
- }
- }
- var base = '', array = false, braces = ['{', '}'];
- // Make Array say that they are Array
- if (isArray(value)) {
- array = true;
- braces = ['[', ']'];
- }
- // Make functions say that they are functions
- if (isFunction(value)) {
- var n = value.name ? ': ' + value.name : '';
- base = ' [Function' + n + ']';
- }
- // Make RegExps say that they are RegExps
- if (isRegExp(value)) {
- base = ' ' + RegExp.prototype.toString.call(value);
- }
- // Make dates with properties first say the date
- if (isDate(value)) {
- base = ' ' + Date.prototype.toUTCString.call(value);
- }
- // Make error with message first say the error
- if (isError(value)) {
- base = ' ' + formatError(value);
- }
- if (keys.length === 0 && (!array || value.length == 0)) {
- return braces[0] + base + braces[1];
- }
- if (recurseTimes < 0) {
- if (isRegExp(value)) {
- return ctx.stylize(RegExp.prototype.toString.call(value), 'regexp');
- } else {
- return ctx.stylize('[Object]', 'special');
- }
- }
- ctx.seen.push(value);
- var output;
- if (array) {
- output = formatArray(ctx, value, recurseTimes, visibleKeys, keys);
- } else {
- output = keys.map(function(key) {
- return formatProperty(ctx, value, recurseTimes, visibleKeys, key, array);
- });
- }
- ctx.seen.pop();
- return reduceToSingleString(output, base, braces);
- }
- function formatPrimitive(ctx, value) {
- if (isUndefined(value))
- return ctx.stylize('undefined', 'undefined');
- if (isString(value)) {
- var simple = '\'' + JSON.stringify(value).replace(/^"|"$/g, '')
- .replace(/'/g, "\\'")
- .replace(/\\"/g, '"') + '\'';
- return ctx.stylize(simple, 'string');
- }
- if (isNumber(value))
- return ctx.stylize('' + value, 'number');
- if (isBoolean(value))
- return ctx.stylize('' + value, 'boolean');
- // For some reason typeof null is "object", so special case here.
- if (isNull(value))
- return ctx.stylize('null', 'null');
- }
- function formatError(value) {
- return '[' + Error.prototype.toString.call(value) + ']';
- }
- function formatArray(ctx, value, recurseTimes, visibleKeys, keys) {
- var output = [];
- for (var i = 0, l = value.length; i < l; ++i) {
- if (hasOwnProperty(value, String(i))) {
- output.push(formatProperty(ctx, value, recurseTimes, visibleKeys,
- String(i), true));
- } else {
- output.push('');
- }
- }
- keys.forEach(function(key) {
- if (!key.match(/^\d+$/)) {
- output.push(formatProperty(ctx, value, recurseTimes, visibleKeys,
- key, true));
- }
- });
- return output;
- }
- function formatProperty(ctx, value, recurseTimes, visibleKeys, key, array) {
- var name, str, desc;
- desc = Object.getOwnPropertyDescriptor(value, key) || { value: value[key] };
- if (desc.get) {
- if (desc.set) {
- str = ctx.stylize('[Getter/Setter]', 'special');
- } else {
- str = ctx.stylize('[Getter]', 'special');
- }
- } else {
- if (desc.set) {
- str = ctx.stylize('[Setter]', 'special');
- }
- }
- if (!hasOwnProperty(visibleKeys, key)) {
- name = '[' + key + ']';
- }
- if (!str) {
- if (ctx.seen.indexOf(desc.value) < 0) {
- if (isNull(recurseTimes)) {
- str = formatValue(ctx, desc.value, null);
- } else {
- str = formatValue(ctx, desc.value, recurseTimes - 1);
- }
- if (str.indexOf('\n') > -1) {
- if (array) {
- str = str.split('\n').map(function(line) {
- return ' ' + line;
- }).join('\n').substr(2);
- } else {
- str = '\n' + str.split('\n').map(function(line) {
- return ' ' + line;
- }).join('\n');
- }
- }
- } else {
- str = ctx.stylize('[Circular]', 'special');
- }
- }
- if (isUndefined(name)) {
- if (array && key.match(/^\d+$/)) {
- return str;
- }
- name = JSON.stringify('' + key);
- if (name.match(/^"([a-zA-Z_][a-zA-Z_0-9]*)"$/)) {
- name = name.substr(1, name.length - 2);
- name = ctx.stylize(name, 'name');
- } else {
- name = name.replace(/'/g, "\\'")
- .replace(/\\"/g, '"')
- .replace(/(^"|"$)/g, "'");
- name = ctx.stylize(name, 'string');
- }
- }
- return name + ': ' + str;
- }
- function reduceToSingleString(output, base, braces) {
- var numLinesEst = 0;
- var length = output.reduce(function(prev, cur) {
- numLinesEst++;
- if (cur.indexOf('\n') >= 0) numLinesEst++;
- return prev + cur.replace(/\u001b\[\d\d?m/g, '').length + 1;
- }, 0);
- if (length > 60) {
- return braces[0] +
- (base === '' ? '' : base + '\n ') +
- ' ' +
- output.join(',\n ') +
- ' ' +
- braces[1];
- }
- return braces[0] + base + ' ' + output.join(', ') + ' ' + braces[1];
- }
- // NOTE: These type checking functions intentionally don't use `instanceof`
- // because it is fragile and can be easily faked with `Object.create()`.
- function isArray(ar) {
- return Array.isArray(ar);
- }
- exports.isArray = isArray;
- function isBoolean(arg) {
- return typeof arg === 'boolean';
- }
- exports.isBoolean = isBoolean;
- function isNull(arg) {
- return arg === null;
- }
- exports.isNull = isNull;
- function isNullOrUndefined(arg) {
- return arg == null;
- }
- exports.isNullOrUndefined = isNullOrUndefined;
- function isNumber(arg) {
- return typeof arg === 'number';
- }
- exports.isNumber = isNumber;
- function isString(arg) {
- return typeof arg === 'string';
- }
- exports.isString = isString;
- function isSymbol(arg) {
- return typeof arg === 'symbol';
- }
- exports.isSymbol = isSymbol;
- function isUndefined(arg) {
- return arg === void 0;
- }
- exports.isUndefined = isUndefined;
- function isRegExp(re) {
- return isObject(re) && objectToString(re) === '[object RegExp]';
- }
- exports.isRegExp = isRegExp;
- function isObject(arg) {
- return typeof arg === 'object' && arg !== null;
- }
- exports.isObject = isObject;
- function isDate(d) {
- return isObject(d) && objectToString(d) === '[object Date]';
- }
- exports.isDate = isDate;
- function isError(e) {
- return isObject(e) &&
- (objectToString(e) === '[object Error]' || e instanceof Error);
- }
- exports.isError = isError;
- function isFunction(arg) {
- return typeof arg === 'function';
- }
- exports.isFunction = isFunction;
- function isPrimitive(arg) {
- return arg === null ||
- typeof arg === 'boolean' ||
- typeof arg === 'number' ||
- typeof arg === 'string' ||
- typeof arg === 'symbol' || // ES6 symbol
- typeof arg === 'undefined';
- }
- exports.isPrimitive = isPrimitive;
- exports.isBuffer = _dereq_('./support/isBuffer');
- function objectToString(o) {
- return Object.prototype.toString.call(o);
- }
- function pad(n) {
- return n < 10 ? '0' + n.toString(10) : n.toString(10);
- }
- var months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep',
- 'Oct', 'Nov', 'Dec'];
- // 26 Feb 16:19:34
- function timestamp() {
- var d = new Date();
- var time = [pad(d.getHours()),
- pad(d.getMinutes()),
- pad(d.getSeconds())].join(':');
- return [d.getDate(), months[d.getMonth()], time].join(' ');
- }
- // log is just a thin wrapper to console.log that prepends a timestamp
- exports.log = function() {
- console.log('%s - %s', timestamp(), exports.format.apply(exports, arguments));
- };
- /**
- * Inherit the prototype methods from one constructor into another.
- *
- * The Function.prototype.inherits from lang.js rewritten as a standalone
- * function (not on Function.prototype). NOTE: If this file is to be loaded
- * during bootstrapping this function needs to be rewritten using some native
- * functions as prototype setup using normal JavaScript does not work as
- * expected during bootstrapping (see mirror.js in r114903).
- *
- * @param {function} ctor Constructor function which needs to inherit the
- * prototype.
- * @param {function} superCtor Constructor function to inherit prototype from.
- */
- exports.inherits = _dereq_('inherits');
- exports._extend = function(origin, add) {
- // Don't do anything if add isn't an object
- if (!add || !isObject(add)) return origin;
- var keys = Object.keys(add);
- var i = keys.length;
- while (i--) {
- origin[keys[i]] = add[keys[i]];
- }
- return origin;
- };
- function hasOwnProperty(obj, prop) {
- return Object.prototype.hasOwnProperty.call(obj, prop);
- }
- }).call(this,_dereq_("q+64fw"),typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
- },{"./support/isBuffer":52,"inherits":50,"q+64fw":51}]},{},[1])
- (1)
- });