Place to store the code and config used for the next-Iterations live event.
https://iterations.space/live/
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4435 lines
101 KiB
4435 lines
101 KiB
!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.eio=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);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.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){
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module.exports = _dereq_('./lib/');
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},{"./lib/":2}],2:[function(_dereq_,module,exports){
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module.exports = _dereq_('./socket');
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/**
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* Exports parser
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*
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* @api public
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*
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*/
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module.exports.parser = _dereq_('engine.io-parser');
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},{"./socket":3,"engine.io-parser":17}],3:[function(_dereq_,module,exports){
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(function (global){
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/**
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* Module dependencies.
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*/
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var transports = _dereq_('./transports');
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var Emitter = _dereq_('component-emitter');
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var debug = _dereq_('debug')('engine.io-client:socket');
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var index = _dereq_('indexof');
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var parser = _dereq_('engine.io-parser');
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var parseuri = _dereq_('parseuri');
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var parsejson = _dereq_('parsejson');
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var parseqs = _dereq_('parseqs');
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/**
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* Module exports.
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*/
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module.exports = Socket;
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/**
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* Noop function.
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*
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* @api private
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*/
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function noop(){}
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/**
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* Socket constructor.
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*
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* @param {String|Object} uri or options
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* @param {Object} options
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* @api public
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*/
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function Socket(uri, opts){
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if (!(this instanceof Socket)) return new Socket(uri, opts);
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opts = opts || {};
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if (uri && 'object' == typeof uri) {
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opts = uri;
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uri = null;
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}
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if (uri) {
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uri = parseuri(uri);
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opts.host = uri.host;
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opts.secure = uri.protocol == 'https' || uri.protocol == 'wss';
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opts.port = uri.port;
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if (uri.query) opts.query = uri.query;
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}
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this.secure = null != opts.secure ? opts.secure :
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(global.location && 'https:' == location.protocol);
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if (opts.host) {
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var pieces = opts.host.split(':');
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opts.hostname = pieces.shift();
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if (pieces.length) {
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opts.port = pieces.pop();
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} else if (!opts.port) {
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// if no port is specified manually, use the protocol default
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opts.port = this.secure ? '443' : '80';
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}
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}
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this.agent = opts.agent || false;
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this.hostname = opts.hostname ||
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(global.location ? location.hostname : 'localhost');
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this.port = opts.port || (global.location && location.port ?
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location.port :
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(this.secure ? 443 : 80));
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this.query = opts.query || {};
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if ('string' == typeof this.query) this.query = parseqs.decode(this.query);
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this.upgrade = false !== opts.upgrade;
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this.path = (opts.path || '/engine.io').replace(/\/$/, '') + '/';
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this.forceJSONP = !!opts.forceJSONP;
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this.jsonp = false !== opts.jsonp;
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this.forceBase64 = !!opts.forceBase64;
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this.enablesXDR = !!opts.enablesXDR;
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this.timestampParam = opts.timestampParam || 't';
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this.timestampRequests = opts.timestampRequests;
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this.transports = opts.transports || ['polling', 'websocket'];
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this.readyState = '';
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this.writeBuffer = [];
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this.callbackBuffer = [];
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this.policyPort = opts.policyPort || 843;
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this.rememberUpgrade = opts.rememberUpgrade || false;
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this.binaryType = null;
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this.onlyBinaryUpgrades = opts.onlyBinaryUpgrades;
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// SSL options for Node.js client
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this.pfx = opts.pfx || null;
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this.key = opts.key || null;
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this.passphrase = opts.passphrase || null;
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this.cert = opts.cert || null;
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this.ca = opts.ca || null;
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this.ciphers = opts.ciphers || null;
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this.rejectUnauthorized = opts.rejectUnauthorized || null;
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this.open();
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}
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Socket.priorWebsocketSuccess = false;
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/**
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* Mix in `Emitter`.
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*/
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Emitter(Socket.prototype);
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/**
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* Protocol version.
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*
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* @api public
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*/
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Socket.protocol = parser.protocol; // this is an int
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/**
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* Expose deps for legacy compatibility
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* and standalone browser access.
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*/
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Socket.Socket = Socket;
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Socket.Transport = _dereq_('./transport');
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Socket.transports = _dereq_('./transports');
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Socket.parser = _dereq_('engine.io-parser');
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/**
|
|
* Creates transport of the given type.
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|
*
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* @param {String} transport name
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* @return {Transport}
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* @api private
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|
*/
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Socket.prototype.createTransport = function (name) {
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debug('creating transport "%s"', name);
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var query = clone(this.query);
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// append engine.io protocol identifier
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query.EIO = parser.protocol;
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// transport name
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query.transport = name;
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// session id if we already have one
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if (this.id) query.sid = this.id;
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var transport = new transports[name]({
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agent: this.agent,
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hostname: this.hostname,
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port: this.port,
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secure: this.secure,
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path: this.path,
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query: query,
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forceJSONP: this.forceJSONP,
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jsonp: this.jsonp,
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forceBase64: this.forceBase64,
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enablesXDR: this.enablesXDR,
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timestampRequests: this.timestampRequests,
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timestampParam: this.timestampParam,
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policyPort: this.policyPort,
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socket: this,
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pfx: this.pfx,
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key: this.key,
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passphrase: this.passphrase,
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cert: this.cert,
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ca: this.ca,
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ciphers: this.ciphers,
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rejectUnauthorized: this.rejectUnauthorized
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});
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return transport;
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};
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function clone (obj) {
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var o = {};
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for (var i in obj) {
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|
if (obj.hasOwnProperty(i)) {
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o[i] = obj[i];
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|
}
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|
}
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return o;
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}
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/**
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|
* Initializes transport to use and starts probe.
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*
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* @api private
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*/
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Socket.prototype.open = function () {
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var transport;
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if (this.rememberUpgrade && Socket.priorWebsocketSuccess && this.transports.indexOf('websocket') != -1) {
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transport = 'websocket';
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} else if (0 == this.transports.length) {
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|
// Emit error on next tick so it can be listened to
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|
var self = this;
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|
setTimeout(function() {
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self.emit('error', 'No transports available');
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}, 0);
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return;
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|
} else {
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|
transport = this.transports[0];
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|
}
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|
this.readyState = 'opening';
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// Retry with the next transport if the transport is disabled (jsonp: false)
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|
var transport;
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|
try {
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|
transport = this.createTransport(transport);
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|
} catch (e) {
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this.transports.shift();
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|
this.open();
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|
return;
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|
}
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|
transport.open();
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|
this.setTransport(transport);
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|
};
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/**
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|
* Sets the current transport. Disables the existing one (if any).
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*
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* @api private
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*/
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Socket.prototype.setTransport = function(transport){
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debug('setting transport %s', transport.name);
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var self = this;
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if (this.transport) {
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|
debug('clearing existing transport %s', this.transport.name);
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this.transport.removeAllListeners();
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}
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|
// set up transport
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|
this.transport = transport;
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|
|
// set up transport listeners
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transport
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.on('drain', function(){
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self.onDrain();
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})
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.on('packet', function(packet){
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|
self.onPacket(packet);
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|
})
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|
.on('error', function(e){
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|
self.onError(e);
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|
})
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.on('close', function(){
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|
self.onClose('transport close');
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});
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|
};
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/**
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|
* Probes a transport.
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*
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* @param {String} transport name
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* @api private
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|
*/
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|
Socket.prototype.probe = function (name) {
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debug('probing transport "%s"', name);
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|
var transport = this.createTransport(name, { probe: 1 })
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, failed = false
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, self = this;
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|
Socket.priorWebsocketSuccess = false;
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|
function onTransportOpen(){
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|
if (self.onlyBinaryUpgrades) {
|
|
var upgradeLosesBinary = !this.supportsBinary && self.transport.supportsBinary;
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|
failed = failed || upgradeLosesBinary;
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|
}
|
|
if (failed) return;
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|
|
debug('probe transport "%s" opened', name);
|
|
transport.send([{ type: 'ping', data: 'probe' }]);
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|
transport.once('packet', function (msg) {
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|
if (failed) return;
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if ('pong' == msg.type && 'probe' == msg.data) {
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|
debug('probe transport "%s" pong', name);
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|
self.upgrading = true;
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self.emit('upgrading', transport);
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if (!transport) return;
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Socket.priorWebsocketSuccess = 'websocket' == transport.name;
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debug('pausing current transport "%s"', self.transport.name);
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|
self.transport.pause(function () {
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|
if (failed) return;
|
|
if ('closed' == self.readyState) return;
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|
debug('changing transport and sending upgrade packet');
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|
cleanup();
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|
self.setTransport(transport);
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|
transport.send([{ type: 'upgrade' }]);
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|
self.emit('upgrade', transport);
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|
transport = null;
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|
self.upgrading = false;
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|
self.flush();
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|
});
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|
} else {
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|
debug('probe transport "%s" failed', name);
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|
var err = new Error('probe error');
|
|
err.transport = transport.name;
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|
self.emit('upgradeError', err);
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|
}
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|
});
|
|
}
|
|
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|
function freezeTransport() {
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|
if (failed) return;
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|
// Any callback called by transport should be ignored since now
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failed = true;
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|
cleanup();
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|
|
transport.close();
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|
transport = null;
|
|
}
|
|
|
|
//Handle any error that happens while probing
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|
function onerror(err) {
|
|
var error = new Error('probe error: ' + err);
|
|
error.transport = transport.name;
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|
|
freezeTransport();
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|
|
debug('probe transport "%s" failed because of error: %s', name, err);
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|
self.emit('upgradeError', error);
|
|
}
|
|
|
|
function onTransportClose(){
|
|
onerror("transport closed");
|
|
}
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|
|
//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);
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|
|
this.once('close', onclose);
|
|
this.once('upgrading', onupgrade);
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|
|
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;
|
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|
|
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) {
|
|
if ('closing' == this.readyState || 'closed' == this.readyState) {
|
|
return;
|
|
}
|
|
|
|
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.readyState = 'closing';
|
|
|
|
var self = this;
|
|
|
|
function close() {
|
|
self.onClose('forced close');
|
|
debug('socket closing - telling transport to close');
|
|
self.transport.close();
|
|
}
|
|
|
|
function cleanupAndClose() {
|
|
self.removeListener('upgrade', cleanupAndClose);
|
|
self.removeListener('upgradeError', cleanupAndClose);
|
|
close();
|
|
}
|
|
|
|
function waitForUpgrade() {
|
|
// wait for upgrade to finish since we can't send packets while pausing a transport
|
|
self.once('upgrade', cleanupAndClose);
|
|
self.once('upgradeError', cleanupAndClose);
|
|
}
|
|
|
|
if (this.writeBuffer.length) {
|
|
this.once('drain', function() {
|
|
if (this.upgrading) {
|
|
waitForUpgrade();
|
|
} else {
|
|
close();
|
|
}
|
|
});
|
|
} else if (this.upgrading) {
|
|
waitForUpgrade();
|
|
} else {
|
|
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 || 'closing' == 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":4,"./transports":5,"component-emitter":12,"debug":14,"engine.io-parser":17,"indexof":27,"parsejson":28,"parseqs":29,"parseuri":30}],4:[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;
|
|
this.enablesXDR = opts.enablesXDR;
|
|
|
|
// SSL options for Node.js client
|
|
this.pfx = opts.pfx;
|
|
this.key = opts.key;
|
|
this.passphrase = opts.passphrase;
|
|
this.cert = opts.cert;
|
|
this.ca = opts.ca;
|
|
this.ciphers = opts.ciphers;
|
|
this.rejectUnauthorized = opts.rejectUnauthorized;
|
|
}
|
|
|
|
/**
|
|
* 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){
|
|
var packet = parser.decodePacket(data, this.socket.binaryType);
|
|
this.onPacket(packet);
|
|
};
|
|
|
|
/**
|
|
* Called with a decoded packet.
|
|
*/
|
|
|
|
Transport.prototype.onPacket = function (packet) {
|
|
this.emit('packet', packet);
|
|
};
|
|
|
|
/**
|
|
* Called upon close.
|
|
*
|
|
* @api private
|
|
*/
|
|
|
|
Transport.prototype.onClose = function () {
|
|
this.readyState = 'closed';
|
|
this.emit('close');
|
|
};
|
|
|
|
},{"component-emitter":12,"engine.io-parser":17}],5:[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;
|
|
var xs = false;
|
|
var jsonp = false !== opts.jsonp;
|
|
|
|
if (global.location) {
|
|
var isSSL = 'https:' == location.protocol;
|
|
var port = location.port;
|
|
|
|
// some user agents have empty `location.port`
|
|
if (!port) {
|
|
port = isSSL ? 443 : 80;
|
|
}
|
|
|
|
xd = opts.hostname != location.hostname || port != opts.port;
|
|
xs = opts.secure != isSSL;
|
|
}
|
|
|
|
opts.xdomain = xd;
|
|
opts.xscheme = xs;
|
|
xhr = new XMLHttpRequest(opts);
|
|
|
|
if ('open' in xhr && !opts.forceJSONP) {
|
|
return new XHR(opts);
|
|
} else {
|
|
if (!jsonp) throw new Error('JSONP disabled');
|
|
return new JSONP(opts);
|
|
}
|
|
}
|
|
|
|
}).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
|
|
},{"./polling-jsonp":6,"./polling-xhr":7,"./websocket":9,"xmlhttprequest":10}],6:[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;
|
|
}, false);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Inherits from Polling.
|
|
*/
|
|
|
|
inherit(JSONPPolling, Polling);
|
|
|
|
/*
|
|
* JSONP only supports binary as base64 encoded strings
|
|
*/
|
|
|
|
JSONPPolling.prototype.supportsBinary = false;
|
|
|
|
/**
|
|
* Closes the socket.
|
|
*
|
|
* @api private
|
|
*/
|
|
|
|
JSONPPolling.prototype.doClose = function () {
|
|
if (this.script) {
|
|
this.script.parentNode.removeChild(this.script);
|
|
this.script = null;
|
|
}
|
|
|
|
if (this.form) {
|
|
this.form.parentNode.removeChild(this.form);
|
|
this.form = null;
|
|
this.iframe = null;
|
|
}
|
|
|
|
Polling.prototype.doClose.call(this);
|
|
};
|
|
|
|
/**
|
|
* Starts a poll cycle.
|
|
*
|
|
* @api private
|
|
*/
|
|
|
|
JSONPPolling.prototype.doPoll = function () {
|
|
var self = this;
|
|
var script = document.createElement('script');
|
|
|
|
if (this.script) {
|
|
this.script.parentNode.removeChild(this.script);
|
|
this.script = null;
|
|
}
|
|
|
|
script.async = true;
|
|
script.src = this.uri();
|
|
script.onerror = function(e){
|
|
self.onError('jsonp poll error',e);
|
|
};
|
|
|
|
var insertAt = document.getElementsByTagName('script')[0];
|
|
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":8,"component-inherit":13}],7:[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;
|
|
this.xs = opts.secure != isSSL;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 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.xs = this.xs;
|
|
opts.agent = this.agent || false;
|
|
opts.supportsBinary = this.supportsBinary;
|
|
opts.enablesXDR = this.enablesXDR;
|
|
|
|
// SSL options for Node.js client
|
|
opts.pfx = this.pfx;
|
|
opts.key = this.key;
|
|
opts.passphrase = this.passphrase;
|
|
opts.cert = this.cert;
|
|
opts.ca = this.ca;
|
|
opts.ciphers = this.ciphers;
|
|
opts.rejectUnauthorized = this.rejectUnauthorized;
|
|
|
|
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.xs = !!opts.xs;
|
|
this.async = false !== opts.async;
|
|
this.data = undefined != opts.data ? opts.data : null;
|
|
this.agent = opts.agent;
|
|
this.isBinary = opts.isBinary;
|
|
this.supportsBinary = opts.supportsBinary;
|
|
this.enablesXDR = opts.enablesXDR;
|
|
|
|
// SSL options for Node.js client
|
|
this.pfx = opts.pfx;
|
|
this.key = opts.key;
|
|
this.passphrase = opts.passphrase;
|
|
this.cert = opts.cert;
|
|
this.ca = opts.ca;
|
|
this.ciphers = opts.ciphers;
|
|
this.rejectUnauthorized = opts.rejectUnauthorized;
|
|
|
|
this.create();
|
|
}
|
|
|
|
/**
|
|
* Mix in `Emitter`.
|
|
*/
|
|
|
|
Emitter(Request.prototype);
|
|
|
|
/**
|
|
* Creates the XHR object and sends the request.
|
|
*
|
|
* @api private
|
|
*/
|
|
|
|
Request.prototype.create = function(){
|
|
var opts = { agent: this.agent, xdomain: this.xd, xscheme: this.xs, enablesXDR: this.enablesXDR };
|
|
|
|
// SSL options for Node.js client
|
|
opts.pfx = this.pfx;
|
|
opts.key = this.key;
|
|
opts.passphrase = this.passphrase;
|
|
opts.cert = this.cert;
|
|
opts.ca = this.ca;
|
|
opts.ciphers = this.ciphers;
|
|
opts.rejectUnauthorized = this.rejectUnauthorized;
|
|
|
|
var xhr = this.xhr = new XMLHttpRequest(opts);
|
|
var self = this;
|
|
|
|
try {
|
|
debug('xhr open %s: %s', this.method, this.uri);
|
|
xhr.open(this.method, this.uri, this.async);
|
|
if (this.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 (this.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;
|
|
}
|
|
|
|
if (this.hasXDR()) {
|
|
xhr.onload = function(){
|
|
self.onLoad();
|
|
};
|
|
xhr.onerror = function(){
|
|
self.onError(xhr.responseText);
|
|
};
|
|
} else {
|
|
xhr.onreadystatechange = function(){
|
|
if (4 != xhr.readyState) return;
|
|
if (200 == xhr.status || 1223 == xhr.status) {
|
|
self.onLoad();
|
|
} 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);
|
|
}
|
|
};
|
|
}
|
|
|
|
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(true);
|
|
};
|
|
|
|
/**
|
|
* Cleans up house.
|
|
*
|
|
* @api private
|
|
*/
|
|
|
|
Request.prototype.cleanup = function(fromError){
|
|
if ('undefined' == typeof this.xhr || null === this.xhr) {
|
|
return;
|
|
}
|
|
// xmlhttprequest
|
|
if (this.hasXDR()) {
|
|
this.xhr.onload = this.xhr.onerror = empty;
|
|
} else {
|
|
this.xhr.onreadystatechange = empty;
|
|
}
|
|
|
|
if (fromError) {
|
|
try {
|
|
this.xhr.abort();
|
|
} catch(e) {}
|
|
}
|
|
|
|
if (global.document) {
|
|
delete Request.requests[this.index];
|
|
}
|
|
|
|
this.xhr = null;
|
|
};
|
|
|
|
/**
|
|
* Called upon load.
|
|
*
|
|
* @api private
|
|
*/
|
|
|
|
Request.prototype.onLoad = function(){
|
|
var data;
|
|
try {
|
|
var contentType;
|
|
try {
|
|
contentType = this.xhr.getResponseHeader('Content-Type').split(';')[0];
|
|
} catch (e) {}
|
|
if (contentType === 'application/octet-stream') {
|
|
data = this.xhr.response;
|
|
} else {
|
|
if (!this.supportsBinary) {
|
|
data = this.xhr.responseText;
|
|
} else {
|
|
data = 'ok';
|
|
}
|
|
}
|
|
} catch (e) {
|
|
this.onError(e);
|
|
}
|
|
if (null != data) {
|
|
this.onData(data);
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Check if it has XDomainRequest.
|
|
*
|
|
* @api private
|
|
*/
|
|
|
|
Request.prototype.hasXDR = function(){
|
|
return 'undefined' !== typeof global.XDomainRequest && !this.xs && this.enablesXDR;
|
|
};
|
|
|
|
/**
|
|
* 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, false);
|
|
}
|
|
}
|
|
|
|
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":8,"component-emitter":12,"component-inherit":13,"debug":14,"xmlhttprequest":10}],8:[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({ 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":4,"component-inherit":13,"debug":14,"engine.io-parser":17,"parseqs":29,"xmlhttprequest":10}],9:[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 };
|
|
|
|
// SSL options for Node.js client
|
|
opts.pfx = this.pfx;
|
|
opts.key = this.key;
|
|
opts.passphrase = this.passphrase;
|
|
opts.cert = this.cert;
|
|
opts.ca = this.ca;
|
|
opts.ciphers = this.ciphers;
|
|
opts.rejectUnauthorized = this.rejectUnauthorized;
|
|
|
|
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":4,"component-inherit":13,"debug":14,"engine.io-parser":17,"parseqs":29,"ws":31}],10:[function(_dereq_,module,exports){
|
|
// browser shim for xmlhttprequest module
|
|
var hasCORS = _dereq_('has-cors');
|
|
|
|
module.exports = function(opts) {
|
|
var xdomain = opts.xdomain;
|
|
|
|
// scheme must be same when usign XDomainRequest
|
|
// http://blogs.msdn.com/b/ieinternals/archive/2010/05/13/xdomainrequest-restrictions-limitations-and-workarounds.aspx
|
|
var xscheme = opts.xscheme;
|
|
|
|
// XDomainRequest has a flow of not sending cookie, therefore it should be disabled as a default.
|
|
// https://github.com/Automattic/engine.io-client/pull/217
|
|
var enablesXDR = opts.enablesXDR;
|
|
|
|
// XMLHttpRequest can be disabled on IE
|
|
try {
|
|
if ('undefined' != typeof XMLHttpRequest && (!xdomain || hasCORS)) {
|
|
return new XMLHttpRequest();
|
|
}
|
|
} catch (e) { }
|
|
|
|
// Use XDomainRequest for IE8 if enablesXDR is true
|
|
// because loading bar keeps flashing when using jsonp-polling
|
|
// https://github.com/yujiosaka/socke.io-ie8-loading-example
|
|
try {
|
|
if ('undefined' != typeof XDomainRequest && !xscheme && enablesXDR) {
|
|
return new XDomainRequest();
|
|
}
|
|
} catch (e) { }
|
|
|
|
if (!xdomain) {
|
|
try {
|
|
return new ActiveXObject('Microsoft.XMLHTTP');
|
|
} catch(e) { }
|
|
}
|
|
}
|
|
|
|
},{"has-cors":25}],11:[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 : {})
|
|
},{}],12:[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;
|
|
};
|
|
|
|
},{}],13:[function(_dereq_,module,exports){
|
|
|
|
module.exports = function(a, b){
|
|
var fn = function(){};
|
|
fn.prototype = b.prototype;
|
|
a.prototype = new fn;
|
|
a.prototype.constructor = a;
|
|
};
|
|
},{}],14:[function(_dereq_,module,exports){
|
|
|
|
/**
|
|
* This is the web browser implementation of `debug()`.
|
|
*
|
|
* Expose `debug()` as the module.
|
|
*/
|
|
|
|
exports = module.exports = _dereq_('./debug');
|
|
exports.log = log;
|
|
exports.formatArgs = formatArgs;
|
|
exports.save = save;
|
|
exports.load = load;
|
|
exports.useColors = useColors;
|
|
|
|
/**
|
|
* Colors.
|
|
*/
|
|
|
|
exports.colors = [
|
|
'lightseagreen',
|
|
'forestgreen',
|
|
'goldenrod',
|
|
'dodgerblue',
|
|
'darkorchid',
|
|
'crimson'
|
|
];
|
|
|
|
/**
|
|
* Currently only WebKit-based Web Inspectors, Firefox >= v31,
|
|
* and the Firebug extension (any Firefox version) are known
|
|
* to support "%c" CSS customizations.
|
|
*
|
|
* TODO: add a `localStorage` variable to explicitly enable/disable colors
|
|
*/
|
|
|
|
function useColors() {
|
|
// is webkit? http://stackoverflow.com/a/16459606/376773
|
|
return ('WebkitAppearance' in document.documentElement.style) ||
|
|
// is firebug? http://stackoverflow.com/a/398120/376773
|
|
(window.console && (console.firebug || (console.exception && console.table))) ||
|
|
// is firefox >= v31?
|
|
// https://developer.mozilla.org/en-US/docs/Tools/Web_Console#Styling_messages
|
|
(navigator.userAgent.toLowerCase().match(/firefox\/(\d+)/) && parseInt(RegExp.$1, 10) >= 31);
|
|
}
|
|
|
|
/**
|
|
* Map %j to `JSON.stringify()`, since no Web Inspectors do that by default.
|
|
*/
|
|
|
|
exports.formatters.j = function(v) {
|
|
return JSON.stringify(v);
|
|
};
|
|
|
|
|
|
/**
|
|
* Colorize log arguments if enabled.
|
|
*
|
|
* @api public
|
|
*/
|
|
|
|
function formatArgs() {
|
|
var args = arguments;
|
|
var useColors = this.useColors;
|
|
|
|
args[0] = (useColors ? '%c' : '')
|
|
+ this.namespace
|
|
+ (useColors ? ' %c' : ' ')
|
|
+ args[0]
|
|
+ (useColors ? '%c ' : ' ')
|
|
+ '+' + exports.humanize(this.diff);
|
|
|
|
if (!useColors) return args;
|
|
|
|
var c = 'color: ' + this.color;
|
|
args = [args[0], c, 'color: inherit'].concat(Array.prototype.slice.call(args, 1));
|
|
|
|
// the final "%c" is somewhat tricky, because there could be other
|
|
// arguments passed either before or after the %c, so we need to
|
|
// figure out the correct index to insert the CSS into
|
|
var index = 0;
|
|
var lastC = 0;
|
|
args[0].replace(/%[a-z%]/g, function(match) {
|
|
if ('%%' === match) return;
|
|
index++;
|
|
if ('%c' === match) {
|
|
// we only are interested in the *last* %c
|
|
// (the user may have provided their own)
|
|
lastC = index;
|
|
}
|
|
});
|
|
|
|
args.splice(lastC, 0, c);
|
|
return args;
|
|
}
|
|
|
|
/**
|
|
* Invokes `console.log()` when available.
|
|
* No-op when `console.log` is not a "function".
|
|
*
|
|
* @api public
|
|
*/
|
|
|
|
function log() {
|
|
// This hackery is required for IE8,
|
|
// where the `console.log` function doesn't have 'apply'
|
|
return 'object' == typeof console
|
|
&& 'function' == typeof console.log
|
|
&& Function.prototype.apply.call(console.log, console, arguments);
|
|
}
|
|
|
|
/**
|
|
* Save `namespaces`.
|
|
*
|
|
* @param {String} namespaces
|
|
* @api private
|
|
*/
|
|
|
|
function save(namespaces) {
|
|
try {
|
|
if (null == namespaces) {
|
|
localStorage.removeItem('debug');
|
|
} else {
|
|
localStorage.debug = namespaces;
|
|
}
|
|
} catch(e) {}
|
|
}
|
|
|
|
/**
|
|
* Load `namespaces`.
|
|
*
|
|
* @return {String} returns the previously persisted debug modes
|
|
* @api private
|
|
*/
|
|
|
|
function load() {
|
|
var r;
|
|
try {
|
|
r = localStorage.debug;
|
|
} catch(e) {}
|
|
return r;
|
|
}
|
|
|
|
/**
|
|
* Enable namespaces listed in `localStorage.debug` initially.
|
|
*/
|
|
|
|
exports.enable(load());
|
|
|
|
},{"./debug":15}],15:[function(_dereq_,module,exports){
|
|
|
|
/**
|
|
* This is the common logic for both the Node.js and web browser
|
|
* implementations of `debug()`.
|
|
*
|
|
* Expose `debug()` as the module.
|
|
*/
|
|
|
|
exports = module.exports = debug;
|
|
exports.coerce = coerce;
|
|
exports.disable = disable;
|
|
exports.enable = enable;
|
|
exports.enabled = enabled;
|
|
exports.humanize = _dereq_('ms');
|
|
|
|
/**
|
|
* The currently active debug mode names, and names to skip.
|
|
*/
|
|
|
|
exports.names = [];
|
|
exports.skips = [];
|
|
|
|
/**
|
|
* Map of special "%n" handling functions, for the debug "format" argument.
|
|
*
|
|
* Valid key names are a single, lowercased letter, i.e. "n".
|
|
*/
|
|
|
|
exports.formatters = {};
|
|
|
|
/**
|
|
* Previously assigned color.
|
|
*/
|
|
|
|
var prevColor = 0;
|
|
|
|
/**
|
|
* Previous log timestamp.
|
|
*/
|
|
|
|
var prevTime;
|
|
|
|
/**
|
|
* Select a color.
|
|
*
|
|
* @return {Number}
|
|
* @api private
|
|
*/
|
|
|
|
function selectColor() {
|
|
return exports.colors[prevColor++ % exports.colors.length];
|
|
}
|
|
|
|
/**
|
|
* Create a debugger with the given `namespace`.
|
|
*
|
|
* @param {String} namespace
|
|
* @return {Function}
|
|
* @api public
|
|
*/
|
|
|
|
function debug(namespace) {
|
|
|
|
// define the `disabled` version
|
|
function disabled() {
|
|
}
|
|
disabled.enabled = false;
|
|
|
|
// define the `enabled` version
|
|
function enabled() {
|
|
|
|
var self = enabled;
|
|
|
|
// set `diff` timestamp
|
|
var curr = +new Date();
|
|
var ms = curr - (prevTime || curr);
|
|
self.diff = ms;
|
|
self.prev = prevTime;
|
|
self.curr = curr;
|
|
prevTime = curr;
|
|
|
|
// add the `color` if not set
|
|
if (null == self.useColors) self.useColors = exports.useColors();
|
|
if (null == self.color && self.useColors) self.color = selectColor();
|
|
|
|
var args = Array.prototype.slice.call(arguments);
|
|
|
|
args[0] = exports.coerce(args[0]);
|
|
|
|
if ('string' !== typeof args[0]) {
|
|
// anything else let's inspect with %o
|
|
args = ['%o'].concat(args);
|
|
}
|
|
|
|
// apply any `formatters` transformations
|
|
var index = 0;
|
|
args[0] = args[0].replace(/%([a-z%])/g, function(match, format) {
|
|
// if we encounter an escaped % then don't increase the array index
|
|
if (match === '%%') return match;
|
|
index++;
|
|
var formatter = exports.formatters[format];
|
|
if ('function' === typeof formatter) {
|
|
var val = args[index];
|
|
match = formatter.call(self, val);
|
|
|
|
// now we need to remove `args[index]` since it's inlined in the `format`
|
|
args.splice(index, 1);
|
|
index--;
|
|
}
|
|
return match;
|
|
});
|
|
|
|
if ('function' === typeof exports.formatArgs) {
|
|
args = exports.formatArgs.apply(self, args);
|
|
}
|
|
var logFn = enabled.log || exports.log || console.log.bind(console);
|
|
logFn.apply(self, args);
|
|
}
|
|
enabled.enabled = true;
|
|
|
|
var fn = exports.enabled(namespace) ? enabled : disabled;
|
|
|
|
fn.namespace = namespace;
|
|
|
|
return fn;
|
|
}
|
|
|
|
/**
|
|
* Enables a debug mode by namespaces. This can include modes
|
|
* separated by a colon and wildcards.
|
|
*
|
|
* @param {String} namespaces
|
|
* @api public
|
|
*/
|
|
|
|
function enable(namespaces) {
|
|
exports.save(namespaces);
|
|
|
|
var split = (namespaces || '').split(/[\s,]+/);
|
|
var len = split.length;
|
|
|
|
for (var i = 0; i < len; i++) {
|
|
if (!split[i]) continue; // ignore empty strings
|
|
namespaces = split[i].replace(/\*/g, '.*?');
|
|
if (namespaces[0] === '-') {
|
|
exports.skips.push(new RegExp('^' + namespaces.substr(1) + '$'));
|
|
} else {
|
|
exports.names.push(new RegExp('^' + namespaces + '$'));
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Disable debug output.
|
|
*
|
|
* @api public
|
|
*/
|
|
|
|
function disable() {
|
|
exports.enable('');
|
|
}
|
|
|
|
/**
|
|
* Returns true if the given mode name is enabled, false otherwise.
|
|
*
|
|
* @param {String} name
|
|
* @return {Boolean}
|
|
* @api public
|
|
*/
|
|
|
|
function enabled(name) {
|
|
var i, len;
|
|
for (i = 0, len = exports.skips.length; i < len; i++) {
|
|
if (exports.skips[i].test(name)) {
|
|
return false;
|
|
}
|
|
}
|
|
for (i = 0, len = exports.names.length; i < len; i++) {
|
|
if (exports.names[i].test(name)) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Coerce `val`.
|
|
*
|
|
* @param {Mixed} val
|
|
* @return {Mixed}
|
|
* @api private
|
|
*/
|
|
|
|
function coerce(val) {
|
|
if (val instanceof Error) return val.stack || val.message;
|
|
return val;
|
|
}
|
|
|
|
},{"ms":16}],16:[function(_dereq_,module,exports){
|
|
/**
|
|
* Helpers.
|
|
*/
|
|
|
|
var s = 1000;
|
|
var m = s * 60;
|
|
var h = m * 60;
|
|
var d = h * 24;
|
|
var y = d * 365.25;
|
|
|
|
/**
|
|
* Parse or format the given `val`.
|
|
*
|
|
* Options:
|
|
*
|
|
* - `long` verbose formatting [false]
|
|
*
|
|
* @param {String|Number} val
|
|
* @param {Object} options
|
|
* @return {String|Number}
|
|
* @api public
|
|
*/
|
|
|
|
module.exports = function(val, options){
|
|
options = options || {};
|
|
if ('string' == typeof val) return parse(val);
|
|
return options.long
|
|
? long(val)
|
|
: short(val);
|
|
};
|
|
|
|
/**
|
|
* Parse the given `str` and return milliseconds.
|
|
*
|
|
* @param {String} str
|
|
* @return {Number}
|
|
* @api private
|
|
*/
|
|
|
|
function parse(str) {
|
|
var match = /^((?:\d+)?\.?\d+) *(ms|seconds?|s|minutes?|m|hours?|h|days?|d|years?|y)?$/i.exec(str);
|
|
if (!match) return;
|
|
var n = parseFloat(match[1]);
|
|
var type = (match[2] || 'ms').toLowerCase();
|
|
switch (type) {
|
|
case 'years':
|
|
case 'year':
|
|
case 'y':
|
|
return n * y;
|
|
case 'days':
|
|
case 'day':
|
|
case 'd':
|
|
return n * d;
|
|
case 'hours':
|
|
case 'hour':
|
|
case 'h':
|
|
return n * h;
|
|
case 'minutes':
|
|
case 'minute':
|
|
case 'm':
|
|
return n * m;
|
|
case 'seconds':
|
|
case 'second':
|
|
case 's':
|
|
return n * s;
|
|
case 'ms':
|
|
return n;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Short format for `ms`.
|
|
*
|
|
* @param {Number} ms
|
|
* @return {String}
|
|
* @api private
|
|
*/
|
|
|
|
function short(ms) {
|
|
if (ms >= d) return Math.round(ms / d) + 'd';
|
|
if (ms >= h) return Math.round(ms / h) + 'h';
|
|
if (ms >= m) return Math.round(ms / m) + 'm';
|
|
if (ms >= s) return Math.round(ms / s) + 's';
|
|
return ms + 'ms';
|
|
}
|
|
|
|
/**
|
|
* Long format for `ms`.
|
|
*
|
|
* @param {Number} ms
|
|
* @return {String}
|
|
* @api private
|
|
*/
|
|
|
|
function long(ms) {
|
|
return plural(ms, d, 'day')
|
|
|| plural(ms, h, 'hour')
|
|
|| plural(ms, m, 'minute')
|
|
|| plural(ms, s, 'second')
|
|
|| ms + ' ms';
|
|
}
|
|
|
|
/**
|
|
* Pluralization helper.
|
|
*/
|
|
|
|
function plural(ms, n, name) {
|
|
if (ms < n) return;
|
|
if (ms < n * 1.5) return Math.floor(ms / n) + ' ' + name;
|
|
return Math.ceil(ms / n) + ' ' + name + 's';
|
|
}
|
|
|
|
},{}],17:[function(_dereq_,module,exports){
|
|
(function (global){
|
|
/**
|
|
* Module dependencies.
|
|
*/
|
|
|
|
var keys = _dereq_('./keys');
|
|
var hasBinary = _dereq_('has-binary');
|
|
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);
|
|
|
|
/**
|
|
* Check if we are running in PhantomJS.
|
|
* Uploading a Blob with PhantomJS does not work correctly, as reported here:
|
|
* https://github.com/ariya/phantomjs/issues/11395
|
|
* @type boolean
|
|
*/
|
|
var isPhantomJS = /PhantomJS/i.test(navigator.userAgent);
|
|
|
|
/**
|
|
* When true, avoids using Blobs to encode payloads.
|
|
* @type boolean
|
|
*/
|
|
var dontSendBlobs = isAndroid || isPhantomJS;
|
|
|
|
/**
|
|
* Current protocol version.
|
|
*/
|
|
|
|
exports.protocol = 3;
|
|
|
|
/**
|
|
* Packet types.
|
|
*/
|
|
|
|
var packets = exports.packets = {
|
|
open: 0 // non-ws
|
|
, close: 1 // non-ws
|
|
, ping: 2
|
|
, pong: 3
|
|
, message: 4
|
|
, upgrade: 5
|
|
, noop: 6
|
|
};
|
|
|
|
var packetslist = keys(packets);
|
|
|
|
/**
|
|
* Premade error packet.
|
|
*/
|
|
|
|
var err = { type: 'error', data: 'parser error' };
|
|
|
|
/**
|
|
* Create a blob api even for blob builder when vendor prefixes exist
|
|
*/
|
|
|
|
var Blob = _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, utf8encode, callback) {
|
|
if ('function' == typeof supportsBinary) {
|
|
callback = supportsBinary;
|
|
supportsBinary = false;
|
|
}
|
|
|
|
if ('function' == typeof utf8encode) {
|
|
callback = utf8encode;
|
|
utf8encode = null;
|
|
}
|
|
|
|
var data = (packet.data === undefined)
|
|
? undefined
|
|
: packet.data.buffer || packet.data;
|
|
|
|
if (global.ArrayBuffer && data instanceof ArrayBuffer) {
|
|
return encodeArrayBuffer(packet, supportsBinary, callback);
|
|
} else if (Blob && data instanceof global.Blob) {
|
|
return encodeBlob(packet, supportsBinary, callback);
|
|
}
|
|
|
|
// might be an object with { base64: true, data: dataAsBase64String }
|
|
if (data && data.base64) {
|
|
return encodeBase64Object(packet, callback);
|
|
}
|
|
|
|
// Sending data as a utf-8 string
|
|
var encoded = packets[packet.type];
|
|
|
|
// data fragment is optional
|
|
if (undefined !== packet.data) {
|
|
encoded += utf8encode ? utf8.encode(String(packet.data)) : String(packet.data);
|
|
}
|
|
|
|
return callback('' + encoded);
|
|
|
|
};
|
|
|
|
function encodeBase64Object(packet, callback) {
|
|
// packet data is an object { base64: true, data: dataAsBase64String }
|
|
var message = 'b' + exports.packets[packet.type] + packet.data.data;
|
|
return callback(message);
|
|
}
|
|
|
|
/**
|
|
* Encode packet helpers for binary types
|
|
*/
|
|
|
|
function encodeArrayBuffer(packet, supportsBinary, callback) {
|
|
if (!supportsBinary) {
|
|
return exports.encodeBase64Packet(packet, callback);
|
|
}
|
|
|
|
var data = packet.data;
|
|
var contentArray = new Uint8Array(data);
|
|
var resultBuffer = new Uint8Array(1 + data.byteLength);
|
|
|
|
resultBuffer[0] = packets[packet.type];
|
|
for (var i = 0; i < contentArray.length; i++) {
|
|
resultBuffer[i+1] = contentArray[i];
|
|
}
|
|
|
|
return callback(resultBuffer.buffer);
|
|
}
|
|
|
|
function encodeBlobAsArrayBuffer(packet, supportsBinary, callback) {
|
|
if (!supportsBinary) {
|
|
return exports.encodeBase64Packet(packet, callback);
|
|
}
|
|
|
|
var fr = new FileReader();
|
|
fr.onload = function() {
|
|
packet.data = fr.result;
|
|
exports.encodePacket(packet, supportsBinary, true, callback);
|
|
};
|
|
return fr.readAsArrayBuffer(packet.data);
|
|
}
|
|
|
|
function encodeBlob(packet, supportsBinary, callback) {
|
|
if (!supportsBinary) {
|
|
return exports.encodeBase64Packet(packet, callback);
|
|
}
|
|
|
|
if (dontSendBlobs) {
|
|
return encodeBlobAsArrayBuffer(packet, supportsBinary, callback);
|
|
}
|
|
|
|
var length = new Uint8Array(1);
|
|
length[0] = packets[packet.type];
|
|
var blob = new Blob([length.buffer, packet.data]);
|
|
|
|
return callback(blob);
|
|
}
|
|
|
|
/**
|
|
* Encodes a packet with binary data in a base64 string
|
|
*
|
|
* @param {Object} packet, has `type` and `data`
|
|
* @return {String} base64 encoded message
|
|
*/
|
|
|
|
exports.encodeBase64Packet = function(packet, callback) {
|
|
var message = 'b' + exports.packets[packet.type];
|
|
if (Blob && packet.data instanceof Blob) {
|
|
var fr = new FileReader();
|
|
fr.onload = function() {
|
|
var b64 = fr.result.split(',')[1];
|
|
callback(message + b64);
|
|
};
|
|
return fr.readAsDataURL(packet.data);
|
|
}
|
|
|
|
var b64data;
|
|
try {
|
|
b64data = String.fromCharCode.apply(null, new Uint8Array(packet.data));
|
|
} catch (e) {
|
|
// iPhone Safari doesn't let you apply with typed arrays
|
|
var typed = new Uint8Array(packet.data);
|
|
var basic = new Array(typed.length);
|
|
for (var i = 0; i < typed.length; i++) {
|
|
basic[i] = typed[i];
|
|
}
|
|
b64data = String.fromCharCode.apply(null, basic);
|
|
}
|
|
message += global.btoa(b64data);
|
|
return callback(message);
|
|
};
|
|
|
|
/**
|
|
* Decodes a packet. Changes format to Blob if requested.
|
|
*
|
|
* @return {Object} with `type` and `data` (if any)
|
|
* @api private
|
|
*/
|
|
|
|
exports.decodePacket = function (data, binaryType, utf8decode) {
|
|
// String data
|
|
if (typeof data == 'string' || data === undefined) {
|
|
if (data.charAt(0) == 'b') {
|
|
return exports.decodeBase64Packet(data.substr(1), binaryType);
|
|
}
|
|
|
|
if (utf8decode) {
|
|
try {
|
|
data = utf8.decode(data);
|
|
} catch (e) {
|
|
return err;
|
|
}
|
|
}
|
|
var type = data.charAt(0);
|
|
|
|
if (Number(type) != type || !packetslist[type]) {
|
|
return err;
|
|
}
|
|
|
|
if (data.length > 1) {
|
|
return { type: packetslist[type], data: data.substring(1) };
|
|
} else {
|
|
return { type: packetslist[type] };
|
|
}
|
|
}
|
|
|
|
var asArray = new Uint8Array(data);
|
|
var type = asArray[0];
|
|
var rest = sliceBuffer(data, 1);
|
|
if (Blob && binaryType === 'blob') {
|
|
rest = new Blob([rest]);
|
|
}
|
|
return { type: packetslist[type], data: rest };
|
|
};
|
|
|
|
/**
|
|
* 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;
|
|
}
|
|
|
|
var isBinary = hasBinary(packets);
|
|
|
|
if (supportsBinary && isBinary) {
|
|
if (Blob && !dontSendBlobs) {
|
|
return exports.encodePayloadAsBlob(packets, callback);
|
|
}
|
|
|
|
return exports.encodePayloadAsArrayBuffer(packets, callback);
|
|
}
|
|
|
|
if (!packets.length) {
|
|
return callback('0:');
|
|
}
|
|
|
|
function setLengthHeader(message) {
|
|
return message.length + ':' + message;
|
|
}
|
|
|
|
function encodeOne(packet, doneCallback) {
|
|
exports.encodePacket(packet, !isBinary ? false : supportsBinary, true, function(message) {
|
|
doneCallback(null, setLengthHeader(message));
|
|
});
|
|
}
|
|
|
|
map(packets, encodeOne, function(err, results) {
|
|
return callback(results.join(''));
|
|
});
|
|
};
|
|
|
|
/**
|
|
* Async array map using after
|
|
*/
|
|
|
|
function map(ary, each, done) {
|
|
var result = new Array(ary.length);
|
|
var next = after(ary.length, done);
|
|
|
|
var eachWithIndex = function(i, el, cb) {
|
|
each(el, function(error, msg) {
|
|
result[i] = msg;
|
|
cb(error, result);
|
|
});
|
|
};
|
|
|
|
for (var i = 0; i < ary.length; i++) {
|
|
eachWithIndex(i, ary[i], next);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Decodes data when a payload is maybe expected. Possible binary contents are
|
|
* decoded from their base64 representation
|
|
*
|
|
* @param {String} data, callback method
|
|
* @api public
|
|
*/
|
|
|
|
exports.decodePayload = function (data, binaryType, callback) {
|
|
if (typeof data != 'string') {
|
|
return exports.decodePayloadAsBinary(data, binaryType, callback);
|
|
}
|
|
|
|
if (typeof binaryType === 'function') {
|
|
callback = binaryType;
|
|
binaryType = null;
|
|
}
|
|
|
|
var packet;
|
|
if (data == '') {
|
|
// parser error - ignoring payload
|
|
return callback(err, 0, 1);
|
|
}
|
|
|
|
var length = ''
|
|
, n, msg;
|
|
|
|
for (var i = 0, l = data.length; i < l; i++) {
|
|
var chr = data.charAt(i);
|
|
|
|
if (':' != chr) {
|
|
length += chr;
|
|
} else {
|
|
if ('' == length || (length != (n = Number(length)))) {
|
|
// parser error - ignoring payload
|
|
return callback(err, 0, 1);
|
|
}
|
|
|
|
msg = data.substr(i + 1, n);
|
|
|
|
if (length != msg.length) {
|
|
// parser error - ignoring payload
|
|
return callback(err, 0, 1);
|
|
}
|
|
|
|
if (msg.length) {
|
|
packet = exports.decodePacket(msg, binaryType, true);
|
|
|
|
if (err.type == packet.type && err.data == packet.data) {
|
|
// parser error in individual packet - ignoring payload
|
|
return callback(err, 0, 1);
|
|
}
|
|
|
|
var ret = callback(packet, i + n, l);
|
|
if (false === ret) return;
|
|
}
|
|
|
|
// advance cursor
|
|
i += n;
|
|
length = '';
|
|
}
|
|
}
|
|
|
|
if (length != '') {
|
|
// parser error - ignoring payload
|
|
return callback(err, 0, 1);
|
|
}
|
|
|
|
};
|
|
|
|
/**
|
|
* Encodes multiple messages (payload) as binary.
|
|
*
|
|
* <1 = binary, 0 = string><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, true, function(data) {
|
|
return doneCallback(null, data);
|
|
});
|
|
}
|
|
|
|
map(packets, encodeOne, function(err, encodedPackets) {
|
|
var totalLength = encodedPackets.reduce(function(acc, p) {
|
|
var len;
|
|
if (typeof p === 'string'){
|
|
len = p.length;
|
|
} else {
|
|
len = p.byteLength;
|
|
}
|
|
return acc + len.toString().length + len + 2; // string/binary identifier + separator = 2
|
|
}, 0);
|
|
|
|
var resultArray = new Uint8Array(totalLength);
|
|
|
|
var bufferIndex = 0;
|
|
encodedPackets.forEach(function(p) {
|
|
var isString = typeof p === 'string';
|
|
var ab = p;
|
|
if (isString) {
|
|
var view = new Uint8Array(p.length);
|
|
for (var i = 0; i < p.length; i++) {
|
|
view[i] = p.charCodeAt(i);
|
|
}
|
|
ab = view.buffer;
|
|
}
|
|
|
|
if (isString) { // not true binary
|
|
resultArray[bufferIndex++] = 0;
|
|
} else { // true binary
|
|
resultArray[bufferIndex++] = 1;
|
|
}
|
|
|
|
var lenStr = ab.byteLength.toString();
|
|
for (var i = 0; i < lenStr.length; i++) {
|
|
resultArray[bufferIndex++] = parseInt(lenStr[i]);
|
|
}
|
|
resultArray[bufferIndex++] = 255;
|
|
|
|
var view = new Uint8Array(ab);
|
|
for (var i = 0; i < view.length; i++) {
|
|
resultArray[bufferIndex++] = view[i];
|
|
}
|
|
});
|
|
|
|
return callback(resultArray.buffer);
|
|
});
|
|
};
|
|
|
|
/**
|
|
* Encode as Blob
|
|
*/
|
|
|
|
exports.encodePayloadAsBlob = function(packets, callback) {
|
|
function encodeOne(packet, doneCallback) {
|
|
exports.encodePacket(packet, true, true, function(encoded) {
|
|
var binaryIdentifier = new Uint8Array(1);
|
|
binaryIdentifier[0] = 1;
|
|
if (typeof encoded === 'string') {
|
|
var view = new Uint8Array(encoded.length);
|
|
for (var i = 0; i < encoded.length; i++) {
|
|
view[i] = encoded.charCodeAt(i);
|
|
}
|
|
encoded = view.buffer;
|
|
binaryIdentifier[0] = 0;
|
|
}
|
|
|
|
var len = (encoded instanceof ArrayBuffer)
|
|
? encoded.byteLength
|
|
: encoded.size;
|
|
|
|
var lenStr = len.toString();
|
|
var lengthAry = new Uint8Array(lenStr.length + 1);
|
|
for (var i = 0; i < lenStr.length; i++) {
|
|
lengthAry[i] = parseInt(lenStr[i]);
|
|
}
|
|
lengthAry[lenStr.length] = 255;
|
|
|
|
if (Blob) {
|
|
var blob = new Blob([binaryIdentifier.buffer, lengthAry.buffer, encoded]);
|
|
doneCallback(null, blob);
|
|
}
|
|
});
|
|
}
|
|
|
|
map(packets, encodeOne, function(err, results) {
|
|
return callback(new Blob(results));
|
|
});
|
|
};
|
|
|
|
/*
|
|
* Decodes data when a payload is maybe expected. Strings are decoded by
|
|
* interpreting each byte as a key code for entries marked to start with 0. See
|
|
* description of encodePayloadAsBinary
|
|
*
|
|
* @param {ArrayBuffer} data, callback method
|
|
* @api public
|
|
*/
|
|
|
|
exports.decodePayloadAsBinary = function (data, binaryType, callback) {
|
|
if (typeof binaryType === 'function') {
|
|
callback = binaryType;
|
|
binaryType = null;
|
|
}
|
|
|
|
var bufferTail = data;
|
|
var buffers = [];
|
|
|
|
var numberTooLong = false;
|
|
while (bufferTail.byteLength > 0) {
|
|
var tailArray = new Uint8Array(bufferTail);
|
|
var isString = tailArray[0] === 0;
|
|
var msgLength = '';
|
|
|
|
for (var i = 1; ; i++) {
|
|
if (tailArray[i] == 255) break;
|
|
|
|
if (msgLength.length > 310) {
|
|
numberTooLong = true;
|
|
break;
|
|
}
|
|
|
|
msgLength += tailArray[i];
|
|
}
|
|
|
|
if(numberTooLong) return callback(err, 0, 1);
|
|
|
|
bufferTail = sliceBuffer(bufferTail, 2 + msgLength.length);
|
|
msgLength = parseInt(msgLength);
|
|
|
|
var msg = sliceBuffer(bufferTail, 0, msgLength);
|
|
if (isString) {
|
|
try {
|
|
msg = String.fromCharCode.apply(null, new Uint8Array(msg));
|
|
} catch (e) {
|
|
// iPhone Safari doesn't let you apply to typed arrays
|
|
var typed = new Uint8Array(msg);
|
|
msg = '';
|
|
for (var i = 0; i < typed.length; i++) {
|
|
msg += String.fromCharCode(typed[i]);
|
|
}
|
|
}
|
|
}
|
|
|
|
buffers.push(msg);
|
|
bufferTail = sliceBuffer(bufferTail, msgLength);
|
|
}
|
|
|
|
var total = buffers.length;
|
|
buffers.forEach(function(buffer, i) {
|
|
callback(exports.decodePacket(buffer, binaryType, true), i, total);
|
|
});
|
|
};
|
|
|
|
}).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
|
|
},{"./keys":18,"after":19,"arraybuffer.slice":20,"base64-arraybuffer":21,"blob":11,"has-binary":22,"utf8":24}],18:[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;
|
|
};
|
|
|
|
},{}],19:[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() {}
|
|
|
|
},{}],20:[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;
|
|
};
|
|
|
|
},{}],21:[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+/");
|
|
|
|
},{}],22:[function(_dereq_,module,exports){
|
|
(function (global){
|
|
|
|
/*
|
|
* 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 _hasBinary(obj) {
|
|
if (!obj) return false;
|
|
|
|
if ( (global.Buffer && global.Buffer.isBuffer(obj)) ||
|
|
(global.ArrayBuffer && obj instanceof ArrayBuffer) ||
|
|
(global.Blob && obj instanceof Blob) ||
|
|
(global.File && obj instanceof File)
|
|
) {
|
|
return true;
|
|
}
|
|
|
|
if (isArray(obj)) {
|
|
for (var i = 0; i < obj.length; i++) {
|
|
if (_hasBinary(obj[i])) {
|
|
return true;
|
|
}
|
|
}
|
|
} else if (obj && 'object' == typeof obj) {
|
|
if (obj.toJSON) {
|
|
obj = obj.toJSON();
|
|
}
|
|
|
|
for (var key in obj) {
|
|
if (obj.hasOwnProperty(key) && _hasBinary(obj[key])) {
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
return _hasBinary(data);
|
|
}
|
|
|
|
}).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
|
|
},{"isarray":23}],23:[function(_dereq_,module,exports){
|
|
module.exports = Array.isArray || function (arr) {
|
|
return Object.prototype.toString.call(arr) == '[object Array]';
|
|
};
|
|
|
|
},{}],24:[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 : {})
|
|
},{}],25:[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":26}],26:[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; })();
|
|
|
|
},{}],27:[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;
|
|
};
|
|
},{}],28:[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+$/;
|
|
|
|
module.exports = function parsejson(data) {
|
|
if ('string' != typeof data || !data) {
|
|
return null;
|
|
}
|
|
|
|
data = data.replace(rtrimLeft, '').replace(rtrimRight, '');
|
|
|
|
// Attempt to parse using the native JSON parser first
|
|
if (global.JSON && JSON.parse) {
|
|
return JSON.parse(data);
|
|
}
|
|
|
|
if (rvalidchars.test(data.replace(rvalidescape, '@')
|
|
.replace(rvalidtokens, ']')
|
|
.replace(rvalidbraces, ''))) {
|
|
return (new Function('return ' + data))();
|
|
}
|
|
};
|
|
}).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
|
|
},{}],29:[function(_dereq_,module,exports){
|
|
/**
|
|
* Compiles a querystring
|
|
* Returns string representation of the object
|
|
*
|
|
* @param {Object}
|
|
* @api private
|
|
*/
|
|
|
|
exports.encode = function (obj) {
|
|
var str = '';
|
|
|
|
for (var i in obj) {
|
|
if (obj.hasOwnProperty(i)) {
|
|
if (str.length) str += '&';
|
|
str += encodeURIComponent(i) + '=' + encodeURIComponent(obj[i]);
|
|
}
|
|
}
|
|
|
|
return str;
|
|
};
|
|
|
|
/**
|
|
* Parses a simple querystring into an object
|
|
*
|
|
* @param {String} qs
|
|
* @api private
|
|
*/
|
|
|
|
exports.decode = function(qs){
|
|
var qry = {};
|
|
var pairs = qs.split('&');
|
|
for (var i = 0, l = pairs.length; i < l; i++) {
|
|
var pair = pairs[i].split('=');
|
|
qry[decodeURIComponent(pair[0])] = decodeURIComponent(pair[1]);
|
|
}
|
|
return qry;
|
|
};
|
|
|
|
},{}],30:[function(_dereq_,module,exports){
|
|
/**
|
|
* Parses an URI
|
|
*
|
|
* @author Steven Levithan <stevenlevithan.com> (MIT license)
|
|
* @api private
|
|
*/
|
|
|
|
var re = /^(?:(?![^:@]+:[^:@\/]*@)(http|https|ws|wss):\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?((?:[a-f0-9]{0,4}:){2,7}[a-f0-9]{0,4}|[^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/;
|
|
|
|
var parts = [
|
|
'source', 'protocol', 'authority', 'userInfo', 'user', 'password', 'host', 'port', 'relative', 'path', 'directory', 'file', 'query', 'anchor'
|
|
];
|
|
|
|
module.exports = function parseuri(str) {
|
|
var src = str,
|
|
b = str.indexOf('['),
|
|
e = str.indexOf(']');
|
|
|
|
if (b != -1 && e != -1) {
|
|
str = str.substring(0, b) + str.substring(b, e).replace(/:/g, ';') + str.substring(e, str.length);
|
|
}
|
|
|
|
var m = re.exec(str || ''),
|
|
uri = {},
|
|
i = 14;
|
|
|
|
while (i--) {
|
|
uri[parts[i]] = m[i] || '';
|
|
}
|
|
|
|
if (b != -1 && e != -1) {
|
|
uri.source = src;
|
|
uri.host = uri.host.substring(1, uri.host.length - 1).replace(/;/g, ':');
|
|
uri.authority = uri.authority.replace('[', '').replace(']', '').replace(/;/g, ':');
|
|
uri.ipv6uri = true;
|
|
}
|
|
|
|
return uri;
|
|
};
|
|
|
|
},{}],31:[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;
|
|
|
|
},{}]},{},[1])(1)
|
|
});
|
|
|
|
|
|
|
|
var EngineioTools = {
|
|
ReconnectingSocket: function ReconnectingSocket(server_uri, socket_options) {
|
|
var connected = false;
|
|
var is_reconnecting = false;
|
|
|
|
var reconnect_delay = 4000;
|
|
var reconnect_last_delay = 0;
|
|
var reconnect_delay_exponential = true;
|
|
var reconnect_max_attempts = 5;
|
|
var reconnect_step = 0;
|
|
var reconnect_tmr = null;
|
|
|
|
var original_disconnect;
|
|
var planned_disconnect = false;
|
|
|
|
var socket = eio.apply(eio, arguments);
|
|
socket.on('open', onOpen);
|
|
socket.on('close', onClose);
|
|
socket.on('error', onError);
|
|
|
|
original_disconnect = socket.close;
|
|
socket.close = close;
|
|
|
|
// Apply any custom reconnection config
|
|
if (socket_options) {
|
|
if (typeof socket_options.reconnect_delay === 'number')
|
|
reconnect_delay = socket_options.reconnect_delay;
|
|
|
|
if (typeof socket_options.reconnect_max_attempts === 'number')
|
|
reconnect_max_attempts = socket_options.reconnect_max_attempts;
|
|
|
|
if (typeof socket_options.reconnect_delay_exponential !== 'undefined')
|
|
reconnect_delay_exponential = !!socket_options.reconnect_delay_exponential;
|
|
}
|
|
|
|
|
|
function onOpen() {
|
|
connected = true;
|
|
is_reconnecting = false;
|
|
planned_disconnect = false;
|
|
|
|
reconnect_step = 0;
|
|
reconnect_last_delay = 0;
|
|
|
|
clearTimeout(reconnect_tmr);
|
|
}
|
|
|
|
|
|
function onClose() {
|
|
connected = false;
|
|
|
|
if (!planned_disconnect && !is_reconnecting)
|
|
reconnect();
|
|
}
|
|
|
|
|
|
function onError() {
|
|
// This will be called when a reconnect fails
|
|
if (is_reconnecting)
|
|
reconnect();
|
|
}
|
|
|
|
|
|
function close() {
|
|
planned_disconnect = true;
|
|
original_disconnect.call(socket);
|
|
}
|
|
|
|
|
|
function reconnect() {
|
|
if (reconnect_step >= reconnect_max_attempts) {
|
|
socket.emit('reconnecting_failed');
|
|
return;
|
|
}
|
|
|
|
var delay = reconnect_delay_exponential ?
|
|
(reconnect_last_delay || reconnect_delay / 2) * 2 :
|
|
reconnect_delay * reconnect_step;
|
|
|
|
is_reconnecting = true;
|
|
|
|
reconnect_tmr = setTimeout(function() {
|
|
socket.open();
|
|
}, delay);
|
|
|
|
reconnect_last_delay = delay;
|
|
|
|
socket.emit('reconnecting', {
|
|
attempt: reconnect_step + 1,
|
|
max_attempts: reconnect_max_attempts,
|
|
delay: delay
|
|
});
|
|
|
|
reconnect_step++;
|
|
}
|
|
|
|
return socket;
|
|
},
|
|
|
|
|
|
|
|
|
|
Rpc: (function(){
|
|
/*
|
|
TODO:
|
|
Create a document explaining the protocol
|
|
Some way to expire unused callbacks? TTL? expireCallback() function?
|
|
*/
|
|
|
|
/**
|
|
* Wrapper around creating a new WebsocketRpcCaller
|
|
* This lets us use the WebsocketRpc object as a function
|
|
*/
|
|
function WebsocketRpc(eio_socket) {
|
|
var caller = new WebsocketRpcCaller(eio_socket);
|
|
var ret = function WebsocketRpcInstance() {
|
|
return ret.makeCall.apply(ret, arguments);
|
|
};
|
|
|
|
for(var prop in caller){
|
|
ret[prop] = caller[prop];
|
|
}
|
|
|
|
ret._mixinEmitter();
|
|
ret._bindSocketListeners();
|
|
|
|
// Keep a reference to the main Rpc object so namespaces can find calling functions
|
|
ret._rpc = ret;
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
function WebsocketRpcCaller(eio_socket) {
|
|
this._next_id = 0;
|
|
this._rpc_callbacks = {};
|
|
this._socket = eio_socket;
|
|
|
|
this._rpc = this;
|
|
this._namespace = '';
|
|
this._namespaces = [];
|
|
}
|
|
|
|
|
|
WebsocketRpcCaller.prototype._bindSocketListeners = function() {
|
|
var self = this;
|
|
|
|
// Proxy the onMessage listener
|
|
this._onMessageProxy = function rpcOnMessageBoundFunction(){
|
|
self._onMessage.apply(self, arguments);
|
|
};
|
|
this._socket.on('message', this._onMessageProxy);
|
|
};
|
|
|
|
|
|
|
|
WebsocketRpcCaller.prototype.dispose = function() {
|
|
if (this._onMessageProxy) {
|
|
this._socket.removeListener('message', this._onMessageProxy);
|
|
delete this._onMessageProxy;
|
|
}
|
|
|
|
// Clean up any namespaces
|
|
for (var idx in this._namespaces) {
|
|
this._namespaces[idx].dispose();
|
|
}
|
|
|
|
this.removeAllListeners();
|
|
};
|
|
|
|
|
|
|
|
WebsocketRpcCaller.prototype.namespace = function(namespace_name) {
|
|
var complete_namespace, namespace;
|
|
|
|
if (this._namespace) {
|
|
complete_namespace = this._namespace + '.' + namespace_name;
|
|
} else {
|
|
complete_namespace = namespace_name;
|
|
}
|
|
|
|
namespace = new this._rpc.Namespace(this._rpc, complete_namespace);
|
|
this._rpc._namespaces.push(namespace);
|
|
|
|
return namespace;
|
|
};
|
|
|
|
|
|
|
|
// Find all namespaces that either matches or starts with namespace_name
|
|
WebsocketRpcCaller.prototype._findRelevantNamespaces = function(namespace_name) {
|
|
var found_namespaces = [];
|
|
|
|
for(var idx in this._namespaces) {
|
|
if (this._namespaces[idx]._namespace === namespace_name) {
|
|
found_namespaces.push(this._namespaces[idx]);
|
|
}
|
|
|
|
if (this._namespaces[idx]._namespace.indexOf(namespace_name + '.') === 0) {
|
|
found_namespaces.push(this._namespaces[idx]);
|
|
}
|
|
}
|
|
|
|
return found_namespaces;
|
|
};
|
|
|
|
|
|
|
|
/**
|
|
* The engine.io socket already has an emitter mixin so steal it from there
|
|
*/
|
|
WebsocketRpcCaller.prototype._mixinEmitter = function(target_obj) {
|
|
var funcs = ['on', 'once', 'off', 'removeListener', 'removeAllListeners', 'emit', 'listeners', 'hasListeners'];
|
|
|
|
target_obj = target_obj || this;
|
|
|
|
for (var i=0; i<funcs.length; i++) {
|
|
if (typeof this._socket[funcs[i]] === 'function')
|
|
target_obj[funcs[i]] = this._socket[funcs[i]];
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* Check if a packet is a valid RPC call
|
|
*/
|
|
WebsocketRpcCaller.prototype._isCall = function(packet) {
|
|
return (typeof packet.method !== 'undefined' &&
|
|
typeof packet.params !== 'undefined');
|
|
};
|
|
|
|
|
|
/**
|
|
* Check if a packet is a valid RPC response
|
|
*/
|
|
WebsocketRpcCaller.prototype._isResponse = function(packet) {
|
|
return (typeof packet.id !== 'undefined' &&
|
|
typeof packet.response !== 'undefined');
|
|
};
|
|
|
|
|
|
|
|
/**
|
|
* Make an RPC call
|
|
* First argument must be the method name to call
|
|
* If the last argument is a function, it is used as a callback
|
|
* All other arguments are passed to the RPC method
|
|
* Eg. Rpc.makeCall('namespace.method_name', 1, 2, 3, callbackFn)
|
|
*/
|
|
WebsocketRpcCaller.prototype.makeCall = function(method) {
|
|
var params, callback, packet;
|
|
|
|
// Get a normal array of passed in arguments
|
|
params = Array.prototype.slice.call(arguments, 1, arguments.length);
|
|
|
|
// If the last argument is a function, take it as a callback and strip it out
|
|
if (typeof params[params.length-1] === 'function') {
|
|
callback = params[params.length-1];
|
|
params = params.slice(0, params.length-1);
|
|
}
|
|
|
|
packet = {
|
|
method: method,
|
|
params: params
|
|
};
|
|
|
|
if (typeof callback === 'function') {
|
|
packet.id = this._next_id;
|
|
|
|
this._next_id++;
|
|
this._rpc_callbacks[packet.id] = callback;
|
|
}
|
|
|
|
this.send(packet);
|
|
};
|
|
|
|
|
|
/**
|
|
* Encode the packet into JSON and send it over the websocket
|
|
*/
|
|
WebsocketRpcCaller.prototype.send = function(packet) {
|
|
if (this._socket)
|
|
this._socket.send(JSON.stringify(packet));
|
|
};
|
|
|
|
|
|
/**
|
|
* Handler for the websocket `message` event
|
|
*/
|
|
WebsocketRpcCaller.prototype._onMessage = function(message_raw) {
|
|
var self = this,
|
|
packet,
|
|
returnFn,
|
|
callback,
|
|
namespace, namespaces, idx;
|
|
|
|
try {
|
|
packet = JSON.parse(message_raw);
|
|
if (!packet) throw 'Corrupt packet';
|
|
} catch(err) {
|
|
return;
|
|
}
|
|
|
|
if (this._isResponse(packet)) {
|
|
// If we have no callback waiting for this response, don't do anything
|
|
if (typeof this._rpc_callbacks[packet.id] !== 'function')
|
|
return;
|
|
|
|
// Delete the callback before calling it. If any exceptions accur within the callback
|
|
// we don't have to worry about the delete not happening
|
|
callback = this._rpc_callbacks[packet.id];
|
|
delete this._rpc_callbacks[packet.id];
|
|
|
|
callback.apply(this, packet.response);
|
|
|
|
} else if (this._isCall(packet)) {
|
|
// Calls with an ID may be responded to
|
|
if (typeof packet.id !== 'undefined') {
|
|
returnFn = this._createReturnCallFn(packet.id);
|
|
} else {
|
|
returnFn = this._noop;
|
|
}
|
|
|
|
this.emit.apply(this, ['all', packet.method, returnFn].concat(packet.params));
|
|
this.emit.apply(this, [packet.method, returnFn].concat(packet.params));
|
|
|
|
if (packet.method.indexOf('.') > 0) {
|
|
namespace = packet.method.substring(0, packet.method.lastIndexOf('.'));
|
|
namespaces = this._findRelevantNamespaces(namespace);
|
|
for(idx in namespaces){
|
|
packet.method = packet.method.replace(namespaces[idx]._namespace + '.', '');
|
|
namespaces[idx].emit.apply(namespaces[idx], [packet.method, returnFn].concat(packet.params));
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* Returns a function used as a callback when responding to a call
|
|
*/
|
|
WebsocketRpcCaller.prototype._createReturnCallFn = function(packet_id) {
|
|
var self = this;
|
|
|
|
return function returnCallFn() {
|
|
var value = Array.prototype.slice.call(arguments, 0);
|
|
|
|
var ret_packet = {
|
|
id: packet_id,
|
|
response: value
|
|
};
|
|
|
|
self.send(ret_packet);
|
|
};
|
|
};
|
|
|
|
|
|
|
|
WebsocketRpcCaller.prototype._noop = function() {};
|
|
|
|
|
|
|
|
WebsocketRpcCaller.prototype.Namespace = function(rpc, namespace) {
|
|
var ret = function WebsocketRpcNamespaceInstance() {
|
|
if (typeof arguments[0] === 'undefined') {
|
|
return;
|
|
}
|
|
|
|
arguments[0] = ret._namespace + '.' + arguments[0];
|
|
return ret._rpc.apply(ret._rpc, arguments);
|
|
};
|
|
|
|
ret._rpc = rpc;
|
|
ret._namespace = namespace;
|
|
|
|
ret.dispose = function() {
|
|
ret.removeAllListeners();
|
|
ret._rpc = null;
|
|
};
|
|
|
|
rpc._mixinEmitter(ret);
|
|
|
|
return ret;
|
|
};
|
|
|
|
|
|
return WebsocketRpc;
|
|
|
|
}())
|
|
};
|
|
|
|
|
|
|