diff --git a/dist/orbitdb.js b/dist/orbitdb.js index 295489a..ae2a73e 100644 --- a/dist/orbitdb.js +++ b/dist/orbitdb.js @@ -12,16 +12,16 @@ var OrbitDB = /******/ // Create a new module (and put it into the cache) /******/ var module = installedModules[moduleId] = { -/******/ exports: {}, -/******/ id: moduleId, -/******/ loaded: false +/******/ i: moduleId, +/******/ l: false, +/******/ exports: {} /******/ }; /******/ // Execute the module function /******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__); /******/ // Flag the module as loaded -/******/ module.loaded = true; +/******/ module.l = true; /******/ // Return the exports of the module /******/ return module.exports; @@ -38,352 +38,52 @@ var OrbitDB = /******/ __webpack_require__.p = ""; /******/ // Load entry module and return exports -/******/ return __webpack_require__(0); +/******/ return __webpack_require__(__webpack_require__.s = 125); /******/ }) /************************************************************************/ /******/ ([ /* 0 */ -/***/ function(module, exports, __webpack_require__) { +/***/ function(module, exports) { - 'use strict'; + var g; + + // This works in non-strict mode + g = (function() { return this; })(); + + try { + // This works if eval is allowed (see CSP) + g = g || Function("return this")() || (1,eval)("this"); + } catch(e) { + // This works if the window reference is available + if(typeof window === "object") + g = window; + } + + // g can still be undefined, but nothing to do about it... + // We return undefined, instead of nothing here, so it's + // easier to handle this case. if(!global) { ...} + + module.exports = g; - var _classCallCheck2 = __webpack_require__(1); - - var _classCallCheck3 = _interopRequireDefault(_classCallCheck2); - - var _createClass2 = __webpack_require__(2); - - var _createClass3 = _interopRequireDefault(_createClass2); - - function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } - - var EventEmitter = __webpack_require__(21).EventEmitter; - var Logger = __webpack_require__(22); - var logger = Logger.create("orbit-db", { color: Logger.Colors.Magenta }); - var EventStore = __webpack_require__(29); - var FeedStore = __webpack_require__(137); - var KeyValueStore = __webpack_require__(139); - var CounterStore = __webpack_require__(141); - var PubSub = __webpack_require__(145); - - var OrbitDB = function () { - function OrbitDB(ipfs) { - (0, _classCallCheck3.default)(this, OrbitDB); - - this._ipfs = ipfs; - this._pubsub = null; - this.user = null; - this.network = null; - this.events = new EventEmitter(); - this.stores = {}; - } - - /* Databases */ - - - (0, _createClass3.default)(OrbitDB, [{ - key: 'feed', - value: function feed(dbname, options) { - return this._createStore(FeedStore, dbname, options); - } - }, { - key: 'eventlog', - value: function eventlog(dbname, options) { - return this._createStore(EventStore, dbname, options); - } - }, { - key: 'kvstore', - value: function kvstore(dbname, options) { - return this._createStore(KeyValueStore, dbname, options); - } - }, { - key: 'counter', - value: function counter(dbname, options) { - return this._createStore(CounterStore, dbname, options); - } - }, { - key: 'disconnect', - value: function disconnect() { - this._pubsub.disconnect(); - this.stores = {}; - this.user = null; - this.network = null; - } - }, { - key: '_createStore', - value: function _createStore(Store, dbname, options) { - if (!options) options = {}; - var replicate = options.subscribe ? options.subscribe : true; - var store = new Store(this._ipfs, this.user.username, dbname, options); - this.stores[dbname] = store; - return this._subscribe(store, dbname, replicate); - } - }, { - key: '_subscribe', - value: function _subscribe(store, dbname, subscribe, callback) { - if (subscribe === undefined) subscribe = true; - - store.events.on('load', this._onLoad.bind(this)); - store.events.on('ready', this._onReady.bind(this)); - store.events.on('sync', this._onSync.bind(this)); - store.events.on('updated', this._onSynced.bind(this)); - store.events.on('data', this._onWrite.bind(this)); - store.events.on('close', this._onClose.bind(this)); - - if (subscribe) this._pubsub.subscribe(dbname, '', this._onMessage.bind(this)); - - return store.use(this.user.username); - } - }, { - key: '_onMessage', - value: function _onMessage(dbname, message) { - var store = this.stores[dbname]; - store.sync(message).catch(function (e) { - return logger.error(e.stack); - }); - } - }, { - key: '_onWrite', - value: function _onWrite(dbname, hash) { - // console.log(".WRITE", dbname); - if (!hash) throw new Error("Hash can't be null!"); - this._pubsub.publish(dbname, hash); - this.events.emit('data', dbname, hash); - } - }, { - key: '_onSync', - value: function _onSync(dbname) { - // console.log(".SYNC", dbname); - this.events.emit('sync', dbname); - } - }, { - key: '_onSynced', - value: function _onSynced(dbname, items) { - // console.log(".SYNCED", dbname); - this.events.emit('synced', dbname, items); - } - }, { - key: '_onLoad', - value: function _onLoad(dbname) { - // console.log(".LOAD", dbname); - this.events.emit('load', dbname); - } - }, { - key: '_onReady', - value: function _onReady(dbname) { - // console.log(".READY", dbname); - this.events.emit('ready', this.stores[dbname]); - } - }, { - key: '_onClose', - value: function _onClose(dbname) { - this._pubsub.unsubscribe(dbname); - delete this.stores[dbname]; - this.events.emit('closed', dbname); - } - }, { - key: '_connect', - value: function _connect(hash, username, password, allowOffline) { - var _this = this; - - if (allowOffline === undefined) allowOffline = false; - var host = void 0, - port = void 0, - name = void 0; - return this._ipfs.object.get(hash).then(function (object) { - return JSON.parse(object.Data); - }).then(function (network) { - _this.network = network; - name = network.name; - host = network.publishers[0].split(":")[0]; - port = network.publishers[0].split(":")[1]; - }).then(function () { - _this._pubsub = new PubSub(); - logger.warn('Connecting to Pubsub at \'' + host + ':' + port + '\''); - return _this._pubsub.connect(host, port, username, password); - }).then(function () { - logger.debug('Connected to Pubsub at \'' + host + ':' + port + '\''); - _this.user = { username: username, id: username }; // TODO: user id from ipfs hash - return; - }).catch(function (e) { - logger.warn("Couldn't connect to Pubsub: " + e.message); - if (!allowOffline) { - logger.debug("'allowOffline' set to false, terminating"); - _this._pubsub.disconnect(); - throw e; - } - _this.user = { username: username, id: username }; // TODO: user id from ipfs hash - return; - }); - } - }]); - return OrbitDB; - }(); - - var OrbitClientFactory = function () { - function OrbitClientFactory() { - (0, _classCallCheck3.default)(this, OrbitClientFactory); - } - - (0, _createClass3.default)(OrbitClientFactory, null, [{ - key: 'connect', - value: function connect(network, username, password, ipfs, options) { - if (!options) options = { allowOffline: false }; - - if (!ipfs) { - logger.error("IPFS instance not provided"); - throw new Error("IPFS instance not provided"); - } - - var client = new OrbitDB(ipfs); - return client._connect(network, username, password, options.allowOffline).then(function () { - return client; - }); - } - }]); - return OrbitClientFactory; - }(); - - module.exports = OrbitClientFactory; /***/ }, /* 1 */ -/***/ function(module, exports) { +/***/ function(module, exports, __webpack_require__) { - "use strict"; + var store = __webpack_require__(65)('wks') + , uid = __webpack_require__(69) + , Symbol = __webpack_require__(2).Symbol + , USE_SYMBOL = typeof Symbol == 'function'; - exports.__esModule = true; - - exports.default = function (instance, Constructor) { - if (!(instance instanceof Constructor)) { - throw new TypeError("Cannot call a class as a function"); - } + var $exports = module.exports = function(name){ + return store[name] || (store[name] = + USE_SYMBOL && Symbol[name] || (USE_SYMBOL ? Symbol : uid)('Symbol.' + name)); }; + $exports.store = store; + /***/ }, /* 2 */ -/***/ function(module, exports, __webpack_require__) { - - "use strict"; - - exports.__esModule = true; - - var _defineProperty = __webpack_require__(3); - - var _defineProperty2 = _interopRequireDefault(_defineProperty); - - function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } - - exports.default = function () { - function defineProperties(target, props) { - for (var i = 0; i < props.length; i++) { - var descriptor = props[i]; - descriptor.enumerable = descriptor.enumerable || false; - descriptor.configurable = true; - if ("value" in descriptor) descriptor.writable = true; - (0, _defineProperty2.default)(target, descriptor.key, descriptor); - } - } - - return function (Constructor, protoProps, staticProps) { - if (protoProps) defineProperties(Constructor.prototype, protoProps); - if (staticProps) defineProperties(Constructor, staticProps); - return Constructor; - }; - }(); - -/***/ }, -/* 3 */ -/***/ function(module, exports, __webpack_require__) { - - module.exports = { "default": __webpack_require__(4), __esModule: true }; - -/***/ }, -/* 4 */ -/***/ function(module, exports, __webpack_require__) { - - __webpack_require__(5); - var $Object = __webpack_require__(8).Object; - module.exports = function defineProperty(it, key, desc){ - return $Object.defineProperty(it, key, desc); - }; - -/***/ }, -/* 5 */ -/***/ function(module, exports, __webpack_require__) { - - var $export = __webpack_require__(6); - // 19.1.2.4 / 15.2.3.6 Object.defineProperty(O, P, Attributes) - $export($export.S + $export.F * !__webpack_require__(16), 'Object', {defineProperty: __webpack_require__(12).f}); - -/***/ }, -/* 6 */ -/***/ function(module, exports, __webpack_require__) { - - var global = __webpack_require__(7) - , core = __webpack_require__(8) - , ctx = __webpack_require__(9) - , hide = __webpack_require__(11) - , PROTOTYPE = 'prototype'; - - var $export = function(type, name, source){ - var IS_FORCED = type & $export.F - , IS_GLOBAL = type & $export.G - , IS_STATIC = type & $export.S - , IS_PROTO = type & $export.P - , IS_BIND = type & $export.B - , IS_WRAP = type & $export.W - , exports = IS_GLOBAL ? core : core[name] || (core[name] = {}) - , expProto = exports[PROTOTYPE] - , target = IS_GLOBAL ? global : IS_STATIC ? global[name] : (global[name] || {})[PROTOTYPE] - , key, own, out; - if(IS_GLOBAL)source = name; - for(key in source){ - // contains in native - own = !IS_FORCED && target && target[key] !== undefined; - if(own && key in exports)continue; - // export native or passed - out = own ? target[key] : source[key]; - // prevent global pollution for namespaces - exports[key] = IS_GLOBAL && typeof target[key] != 'function' ? source[key] - // bind timers to global for call from export context - : IS_BIND && own ? ctx(out, global) - // wrap global constructors for prevent change them in library - : IS_WRAP && target[key] == out ? (function(C){ - var F = function(a, b, c){ - if(this instanceof C){ - switch(arguments.length){ - case 0: return new C; - case 1: return new C(a); - case 2: return new C(a, b); - } return new C(a, b, c); - } return C.apply(this, arguments); - }; - F[PROTOTYPE] = C[PROTOTYPE]; - return F; - // make static versions for prototype methods - })(out) : IS_PROTO && typeof out == 'function' ? ctx(Function.call, out) : out; - // export proto methods to core.%CONSTRUCTOR%.methods.%NAME% - if(IS_PROTO){ - (exports.virtual || (exports.virtual = {}))[key] = out; - // export proto methods to core.%CONSTRUCTOR%.prototype.%NAME% - if(type & $export.R && expProto && !expProto[key])hide(expProto, key, out); - } - } - }; - // type bitmap - $export.F = 1; // forced - $export.G = 2; // global - $export.S = 4; // static - $export.P = 8; // proto - $export.B = 16; // bind - $export.W = 32; // wrap - $export.U = 64; // safe - $export.R = 128; // real proto method for `library` - module.exports = $export; - -/***/ }, -/* 7 */ /***/ function(module, exports) { // https://github.com/zloirock/core-js/issues/86#issuecomment-115759028 @@ -392,18 +92,907 @@ var OrbitDB = if(typeof __g == 'number')__g = global; // eslint-disable-line no-undef /***/ }, -/* 8 */ +/* 3 */ +/***/ function(module, exports, __webpack_require__) { + + + /** + * This is the web browser implementation of `debug()`. + * + * Expose `debug()` as the module. + */ + + exports = module.exports = __webpack_require__(170); + exports.log = log; + exports.formatArgs = formatArgs; + exports.save = save; + exports.load = load; + exports.useColors = useColors; + exports.storage = 'undefined' != typeof chrome + && 'undefined' != typeof chrome.storage + ? chrome.storage.local + : localstorage(); + + /** + * Colors. + */ + + exports.colors = [ + 'lightseagreen', + 'forestgreen', + 'goldenrod', + 'dodgerblue', + 'darkorchid', + 'crimson' + ]; + + /** + * Currently only WebKit-based Web Inspectors, Firefox >= v31, + * and the Firebug extension (any Firefox version) are known + * to support "%c" CSS customizations. + * + * TODO: add a `localStorage` variable to explicitly enable/disable colors + */ + + function useColors() { + // is webkit? http://stackoverflow.com/a/16459606/376773 + 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 IE8/9, where + // the `console.log` function doesn't have 'apply' + return 'object' === typeof console + && console.log + && Function.prototype.apply.call(console.log, console, arguments); + } + + /** + * Save `namespaces`. + * + * @param {String} namespaces + * @api private + */ + + function save(namespaces) { + try { + if (null == namespaces) { + exports.storage.removeItem('debug'); + } else { + exports.storage.debug = namespaces; + } + } catch(e) {} + } + + /** + * Load `namespaces`. + * + * @return {String} returns the previously persisted debug modes + * @api private + */ + + function load() { + var r; + try { + r = exports.storage.debug; + } catch(e) {} + return r; + } + + /** + * Enable namespaces listed in `localStorage.debug` initially. + */ + + exports.enable(load()); + + /** + * Localstorage attempts to return the localstorage. + * + * This is necessary because safari throws + * when a user disables cookies/localstorage + * and you attempt to access it. + * + * @return {LocalStorage} + * @api private + */ + + function localstorage(){ + try { + return window.localStorage; + } catch (e) {} + } + + +/***/ }, +/* 4 */ +/***/ function(module, exports, __webpack_require__) { + + var isObject = __webpack_require__(12); + module.exports = function(it){ + if(!isObject(it))throw TypeError(it + ' is not an object!'); + return it; + }; + +/***/ }, +/* 5 */ /***/ function(module, exports) { var core = module.exports = {version: '2.4.0'}; if(typeof __e == 'number')__e = core; // eslint-disable-line no-undef +/***/ }, +/* 6 */ +/***/ function(module, exports, __webpack_require__) { + + // Thank's IE8 for his funny defineProperty + module.exports = !__webpack_require__(60)(function(){ + return Object.defineProperty({}, 'a', {get: function(){ return 7; }}).a != 7; + }); + +/***/ }, +/* 7 */ +/***/ function(module, exports, __webpack_require__) { + + /* WEBPACK VAR INJECTION */(function(setImmediate, clearImmediate) {var nextTick = __webpack_require__(194).nextTick; + var apply = Function.prototype.apply; + var slice = Array.prototype.slice; + var immediateIds = {}; + var nextImmediateId = 0; + + // DOM APIs, for completeness + + exports.setTimeout = function() { + return new Timeout(apply.call(setTimeout, window, arguments), clearTimeout); + }; + exports.setInterval = function() { + return new Timeout(apply.call(setInterval, window, arguments), clearInterval); + }; + exports.clearTimeout = + exports.clearInterval = function(timeout) { timeout.close(); }; + + function Timeout(id, clearFn) { + this._id = id; + this._clearFn = clearFn; + } + Timeout.prototype.unref = Timeout.prototype.ref = function() {}; + Timeout.prototype.close = function() { + this._clearFn.call(window, this._id); + }; + + // Does not start the time, just sets up the members needed. + exports.enroll = function(item, msecs) { + clearTimeout(item._idleTimeoutId); + item._idleTimeout = msecs; + }; + + exports.unenroll = function(item) { + clearTimeout(item._idleTimeoutId); + item._idleTimeout = -1; + }; + + exports._unrefActive = exports.active = function(item) { + clearTimeout(item._idleTimeoutId); + + var msecs = item._idleTimeout; + if (msecs >= 0) { + item._idleTimeoutId = setTimeout(function onTimeout() { + if (item._onTimeout) + item._onTimeout(); + }, msecs); + } + }; + + // That's not how node.js implements it but the exposed api is the same. + exports.setImmediate = typeof setImmediate === "function" ? setImmediate : function(fn) { + var id = nextImmediateId++; + var args = arguments.length < 2 ? false : slice.call(arguments, 1); + + immediateIds[id] = true; + + nextTick(function onNextTick() { + if (immediateIds[id]) { + // fn.call() is faster so we optimize for the common use-case + // @see http://jsperf.com/call-apply-segu + if (args) { + fn.apply(null, args); + } else { + fn.call(null); + } + // Prevent ids from leaking + exports.clearImmediate(id); + } + }); + + return id; + }; + + exports.clearImmediate = typeof clearImmediate === "function" ? clearImmediate : function(id) { + delete immediateIds[id]; + }; + /* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(7).setImmediate, __webpack_require__(7).clearImmediate)) + +/***/ }, +/* 8 */ +/***/ function(module, exports, __webpack_require__) { + + var dP = __webpack_require__(14) + , createDesc = __webpack_require__(30); + module.exports = __webpack_require__(6) ? function(object, key, value){ + return dP.f(object, key, createDesc(1, value)); + } : function(object, key, value){ + object[key] = value; + return object; + }; + /***/ }, /* 9 */ +/***/ function(module, exports, __webpack_require__) { + + /* WEBPACK VAR INJECTION */(function(global) {/** + * Module dependencies. + */ + + var keys = __webpack_require__(177); + var hasBinary = __webpack_require__(178); + var sliceBuffer = __webpack_require__(122); + var base64encoder = __webpack_require__(128); + var after = __webpack_require__(121); + var utf8 = __webpack_require__(200); + + /** + * 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 = __webpack_require__(130); + + /** + * Encodes a packet. + * + * [ ] + * + * Example: + * + * 5hello world + * 3 + * 4 + * + * Binary is encoded in an identical principle + * + * @api private + */ + + exports.encodePacket = function (packet, supportsBinary, utf8encode, callback) { + if ('function' == typeof supportsBinary) { + callback = supportsBinary; + supportsBinary = false; + } + + if ('function' == typeof utf8encode) { + callback = utf8encode; + utf8encode = null; + } + + var data = (packet.data === undefined) + ? undefined + : packet.data.buffer || packet.data; + + if (global.ArrayBuffer && data instanceof ArrayBuffer) { + return encodeArrayBuffer(packet, supportsBinary, callback); + } else if (Blob && data instanceof global.Blob) { + return encodeBlob(packet, supportsBinary, callback); + } + + // might be an object with { base64: true, data: dataAsBase64String } + if (data && data.base64) { + return encodeBase64Object(packet, callback); + } + + // Sending data as a utf-8 string + var encoded = packets[packet.type]; + + // data fragment is optional + if (undefined !== packet.data) { + encoded += utf8encode ? utf8.encode(String(packet.data)) : String(packet.data); + } + + return callback('' + encoded); + + }; + + function encodeBase64Object(packet, callback) { + // packet data is an object { base64: true, data: dataAsBase64String } + var message = 'b' + exports.packets[packet.type] + packet.data.data; + return callback(message); + } + + /** + * Encode packet helpers for binary types + */ + + function encodeArrayBuffer(packet, supportsBinary, callback) { + if (!supportsBinary) { + return exports.encodeBase64Packet(packet, callback); + } + + var data = packet.data; + var contentArray = new Uint8Array(data); + var resultBuffer = new Uint8Array(1 + data.byteLength); + + resultBuffer[0] = packets[packet.type]; + for (var i = 0; i < contentArray.length; i++) { + resultBuffer[i+1] = contentArray[i]; + } + + return callback(resultBuffer.buffer); + } + + function encodeBlobAsArrayBuffer(packet, supportsBinary, callback) { + if (!supportsBinary) { + return exports.encodeBase64Packet(packet, callback); + } + + var fr = new FileReader(); + fr.onload = function() { + packet.data = fr.result; + exports.encodePacket(packet, supportsBinary, true, callback); + }; + return fr.readAsArrayBuffer(packet.data); + } + + function encodeBlob(packet, supportsBinary, callback) { + if (!supportsBinary) { + return exports.encodeBase64Packet(packet, callback); + } + + if (dontSendBlobs) { + return encodeBlobAsArrayBuffer(packet, supportsBinary, callback); + } + + var length = new Uint8Array(1); + length[0] = packets[packet.type]; + var blob = new Blob([length.buffer, packet.data]); + + return callback(blob); + } + + /** + * Encodes a packet with binary data in a base64 string + * + * @param {Object} packet, has `type` and `data` + * @return {String} base64 encoded message + */ + + exports.encodeBase64Packet = function(packet, callback) { + var message = 'b' + exports.packets[packet.type]; + if (Blob && packet.data instanceof global.Blob) { + var fr = new FileReader(); + fr.onload = function() { + var b64 = fr.result.split(',')[1]; + callback(message + b64); + }; + return fr.readAsDataURL(packet.data); + } + + var b64data; + try { + b64data = String.fromCharCode.apply(null, new Uint8Array(packet.data)); + } catch (e) { + // iPhone Safari doesn't let you apply with typed arrays + var typed = new Uint8Array(packet.data); + var basic = new Array(typed.length); + for (var i = 0; i < typed.length; i++) { + basic[i] = typed[i]; + } + b64data = String.fromCharCode.apply(null, basic); + } + message += global.btoa(b64data); + return callback(message); + }; + + /** + * Decodes a packet. Changes format to Blob if requested. + * + * @return {Object} with `type` and `data` (if any) + * @api private + */ + + exports.decodePacket = function (data, binaryType, utf8decode) { + // 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). + * + * :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>[...] + * + * Example: + * 1 3 255 1 2 3, if the binary contents are interpreted as 8 bit integers + * + * @param {Array} packets + * @return {ArrayBuffer} encoded payload + * @api private + */ + + exports.encodePayloadAsArrayBuffer = function(packets, callback) { + if (!packets.length) { + return callback(new ArrayBuffer(0)); + } + + function encodeOne(packet, doneCallback) { + exports.encodePacket(packet, true, true, function(data) { + return doneCallback(null, data); + }); + } + + map(packets, encodeOne, function(err, encodedPackets) { + var totalLength = encodedPackets.reduce(function(acc, p) { + var len; + if (typeof p === 'string'){ + len = p.length; + } else { + len = p.byteLength; + } + return acc + len.toString().length + len + 2; // string/binary identifier + separator = 2 + }, 0); + + var resultArray = new Uint8Array(totalLength); + + var bufferIndex = 0; + encodedPackets.forEach(function(p) { + var isString = typeof p === 'string'; + var ab = p; + if (isString) { + var view = new Uint8Array(p.length); + for (var i = 0; i < p.length; i++) { + view[i] = p.charCodeAt(i); + } + ab = view.buffer; + } + + if (isString) { // not true binary + resultArray[bufferIndex++] = 0; + } else { // true binary + resultArray[bufferIndex++] = 1; + } + + var lenStr = ab.byteLength.toString(); + for (var i = 0; i < lenStr.length; i++) { + resultArray[bufferIndex++] = parseInt(lenStr[i]); + } + resultArray[bufferIndex++] = 255; + + var view = new Uint8Array(ab); + for (var i = 0; i < view.length; i++) { + resultArray[bufferIndex++] = view[i]; + } + }); + + return callback(resultArray.buffer); + }); + }; + + /** + * Encode as Blob + */ + + exports.encodePayloadAsBlob = function(packets, callback) { + function encodeOne(packet, doneCallback) { + exports.encodePacket(packet, true, true, function(encoded) { + var binaryIdentifier = new Uint8Array(1); + binaryIdentifier[0] = 1; + if (typeof encoded === 'string') { + var view = new Uint8Array(encoded.length); + for (var i = 0; i < encoded.length; i++) { + view[i] = encoded.charCodeAt(i); + } + encoded = view.buffer; + binaryIdentifier[0] = 0; + } + + var len = (encoded instanceof ArrayBuffer) + ? encoded.byteLength + : encoded.size; + + var lenStr = len.toString(); + var lengthAry = new Uint8Array(lenStr.length + 1); + for (var i = 0; i < lenStr.length; i++) { + lengthAry[i] = parseInt(lenStr[i]); + } + lengthAry[lenStr.length] = 255; + + if (Blob) { + var blob = new Blob([binaryIdentifier.buffer, lengthAry.buffer, encoded]); + doneCallback(null, blob); + } + }); + } + + map(packets, encodeOne, function(err, results) { + return callback(new Blob(results)); + }); + }; + + /* + * Decodes data when a payload is maybe expected. Strings are decoded by + * interpreting each byte as a key code for entries marked to start with 0. See + * description of encodePayloadAsBinary + * + * @param {ArrayBuffer} data, callback method + * @api public + */ + + exports.decodePayloadAsBinary = function (data, binaryType, callback) { + if (typeof binaryType === 'function') { + callback = binaryType; + binaryType = null; + } + + var bufferTail = data; + var buffers = []; + + var numberTooLong = false; + while (bufferTail.byteLength > 0) { + var tailArray = new Uint8Array(bufferTail); + var isString = tailArray[0] === 0; + var msgLength = ''; + + for (var i = 1; ; i++) { + if (tailArray[i] == 255) break; + + if (msgLength.length > 310) { + numberTooLong = true; + break; + } + + msgLength += tailArray[i]; + } + + if(numberTooLong) return callback(err, 0, 1); + + bufferTail = sliceBuffer(bufferTail, 2 + msgLength.length); + msgLength = parseInt(msgLength); + + var msg = sliceBuffer(bufferTail, 0, msgLength); + if (isString) { + try { + msg = String.fromCharCode.apply(null, new Uint8Array(msg)); + } catch (e) { + // iPhone Safari doesn't let you apply to typed arrays + var typed = new Uint8Array(msg); + msg = ''; + for (var i = 0; i < typed.length; i++) { + msg += String.fromCharCode(typed[i]); + } + } + } + + buffers.push(msg); + bufferTail = sliceBuffer(bufferTail, msgLength); + } + + var total = buffers.length; + buffers.forEach(function(buffer, i) { + callback(exports.decodePacket(buffer, binaryType, true), i, total); + }); + }; + + /* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(0))) + +/***/ }, +/* 10 */ /***/ function(module, exports, __webpack_require__) { // optional / simple context binding - var aFunction = __webpack_require__(10); + var aFunction = __webpack_require__(26); module.exports = function(fn, that, length){ aFunction(fn); if(that === undefined)return fn; @@ -424,37 +1013,38 @@ var OrbitDB = }; /***/ }, -/* 10 */ +/* 11 */ /***/ function(module, exports) { - module.exports = function(it){ - if(typeof it != 'function')throw TypeError(it + ' is not a function!'); - return it; - }; - -/***/ }, -/* 11 */ -/***/ function(module, exports, __webpack_require__) { - - var dP = __webpack_require__(12) - , createDesc = __webpack_require__(20); - module.exports = __webpack_require__(16) ? function(object, key, value){ - return dP.f(object, key, createDesc(1, value)); - } : function(object, key, value){ - object[key] = value; - return object; + var hasOwnProperty = {}.hasOwnProperty; + module.exports = function(it, key){ + return hasOwnProperty.call(it, key); }; /***/ }, /* 12 */ +/***/ function(module, exports) { + + module.exports = function(it){ + return typeof it === 'object' ? it !== null : typeof it === 'function'; + }; + +/***/ }, +/* 13 */ +/***/ function(module, exports) { + + module.exports = {}; + +/***/ }, +/* 14 */ /***/ function(module, exports, __webpack_require__) { - var anObject = __webpack_require__(13) - , IE8_DOM_DEFINE = __webpack_require__(15) - , toPrimitive = __webpack_require__(19) + var anObject = __webpack_require__(4) + , IE8_DOM_DEFINE = __webpack_require__(62) + , toPrimitive = __webpack_require__(68) , dP = Object.defineProperty; - exports.f = __webpack_require__(16) ? Object.defineProperty : function defineProperty(O, P, Attributes){ + exports.f = __webpack_require__(6) ? Object.defineProperty : function defineProperty(O, P, Attributes){ anObject(O); P = toPrimitive(P, true); anObject(Attributes); @@ -467,37 +1057,18 @@ var OrbitDB = }; /***/ }, -/* 13 */ -/***/ function(module, exports, __webpack_require__) { - - var isObject = __webpack_require__(14); - module.exports = function(it){ - if(!isObject(it))throw TypeError(it + ' is not an object!'); - return it; - }; - -/***/ }, -/* 14 */ +/* 15 */ /***/ function(module, exports) { - module.exports = function(it){ - return typeof it === 'object' ? it !== null : typeof it === 'function'; - }; - -/***/ }, -/* 15 */ -/***/ function(module, exports, __webpack_require__) { - - module.exports = !__webpack_require__(16) && !__webpack_require__(17)(function(){ - return Object.defineProperty(__webpack_require__(18)('div'), 'a', {get: function(){ return 7; }}).a != 7; - }); + var core = module.exports = {version: '2.4.0'}; + if(typeof __e == 'number')__e = core; // eslint-disable-line no-undef /***/ }, /* 16 */ /***/ function(module, exports, __webpack_require__) { // Thank's IE8 for his funny defineProperty - module.exports = !__webpack_require__(17)(function(){ + module.exports = !__webpack_require__(22)(function(){ return Object.defineProperty({}, 'a', {get: function(){ return 7; }}).a != 7; }); @@ -505,55 +1076,70 @@ var OrbitDB = /* 17 */ /***/ function(module, exports) { - module.exports = function(exec){ - try { - return !!exec(); - } catch(e){ - return true; - } + + module.exports = function(a, b){ + var fn = function(){}; + fn.prototype = b.prototype; + a.prototype = new fn; + a.prototype.constructor = a; }; /***/ }, /* 18 */ -/***/ function(module, exports, __webpack_require__) { +/***/ function(module, exports) { + + var toString = {}.toString; - var isObject = __webpack_require__(14) - , document = __webpack_require__(7).document - // in old IE typeof document.createElement is 'object' - , is = isObject(document) && isObject(document.createElement); module.exports = function(it){ - return is ? document.createElement(it) : {}; + return toString.call(it).slice(8, -1); }; /***/ }, /* 19 */ /***/ function(module, exports, __webpack_require__) { - // 7.1.1 ToPrimitive(input [, PreferredType]) - var isObject = __webpack_require__(14); - // instead of the ES6 spec version, we didn't implement @@toPrimitive case - // and the second argument - flag - preferred type is a string - module.exports = function(it, S){ - if(!isObject(it))return it; - var fn, val; - if(S && typeof (fn = it.toString) == 'function' && !isObject(val = fn.call(it)))return val; - if(typeof (fn = it.valueOf) == 'function' && !isObject(val = fn.call(it)))return val; - if(!S && typeof (fn = it.toString) == 'function' && !isObject(val = fn.call(it)))return val; - throw TypeError("Can't convert object to primitive value"); + // to indexed object, toObject with fallback for non-array-like ES3 strings + var IObject = __webpack_require__(139) + , defined = __webpack_require__(27); + module.exports = function(it){ + return IObject(defined(it)); }; /***/ }, /* 20 */ -/***/ function(module, exports) { +/***/ function(module, exports, __webpack_require__) { + + exports.nextTick = function nextTick(fn) { + setTimeout(fn, 0); + }; + + exports.platform = exports.arch = + exports.execPath = exports.title = 'browser'; + exports.pid = 1; + exports.browser = true; + exports.env = {}; + exports.argv = []; + + exports.binding = function (name) { + throw new Error('No such module. (Possibly not yet loaded)') + }; + + (function () { + var cwd = '/'; + var path; + exports.cwd = function () { return cwd }; + exports.chdir = function (dir) { + if (!path) path = __webpack_require__(77); + cwd = path.resolve(dir, cwd); + }; + })(); + + exports.exit = exports.kill = + exports.umask = exports.dlopen = + exports.uptime = exports.memoryUsage = + exports.uvCounters = function() {}; + exports.features = {}; - module.exports = function(bitmap, value){ - return { - enumerable : !(bitmap & 1), - configurable: !(bitmap & 2), - writable : !(bitmap & 4), - value : value - }; - }; /***/ }, /* 21 */ @@ -861,12 +1447,2911 @@ var OrbitDB = /***/ }, /* 22 */ +/***/ function(module, exports) { + + module.exports = function(exec){ + try { + return !!exec(); + } catch(e){ + return true; + } + }; + +/***/ }, +/* 23 */ +/***/ function(module, exports) { + + // https://github.com/zloirock/core-js/issues/86#issuecomment-115759028 + var global = module.exports = typeof window != 'undefined' && window.Math == Math + ? window : typeof self != 'undefined' && self.Math == Math ? self : Function('return this')(); + if(typeof __g == 'number')__g = global; // eslint-disable-line no-undef + +/***/ }, +/* 24 */ +/***/ function(module, exports) { + + module.exports = function(it){ + return typeof it === 'object' ? it !== null : typeof it === 'function'; + }; + +/***/ }, +/* 25 */ /***/ function(module, exports, __webpack_require__) { + "use strict"; + /* WEBPACK VAR INJECTION */(function(Buffer, global) {/*! + * The buffer module from node.js, for the browser. + * + * @author Feross Aboukhadijeh + * @license MIT + */ + /* eslint-disable no-proto */ + + 'use strict' + + var base64 = __webpack_require__(129) + var ieee754 = __webpack_require__(183) + var isArray = __webpack_require__(185) + + exports.Buffer = Buffer + exports.SlowBuffer = SlowBuffer + exports.INSPECT_MAX_BYTES = 50 + + /** + * If `Buffer.TYPED_ARRAY_SUPPORT`: + * === true Use Uint8Array implementation (fastest) + * === false Use Object implementation (most compatible, even IE6) + * + * Browsers that support typed arrays are IE 10+, Firefox 4+, Chrome 7+, Safari 5.1+, + * Opera 11.6+, iOS 4.2+. + * + * Due to various browser bugs, sometimes the Object implementation will be used even + * when the browser supports typed arrays. + * + * Note: + * + * - Firefox 4-29 lacks support for adding new properties to `Uint8Array` instances, + * See: https://bugzilla.mozilla.org/show_bug.cgi?id=695438. + * + * - Chrome 9-10 is missing the `TypedArray.prototype.subarray` function. + * + * - IE10 has a broken `TypedArray.prototype.subarray` function which returns arrays of + * incorrect length in some situations. + + * We detect these buggy browsers and set `Buffer.TYPED_ARRAY_SUPPORT` to `false` so they + * get the Object implementation, which is slower but behaves correctly. + */ + Buffer.TYPED_ARRAY_SUPPORT = global.TYPED_ARRAY_SUPPORT !== undefined + ? global.TYPED_ARRAY_SUPPORT + : typedArraySupport() + + /* + * Export kMaxLength after typed array support is determined. + */ + exports.kMaxLength = kMaxLength() + + function typedArraySupport () { + try { + var arr = new Uint8Array(1) + arr.foo = function () { return 42 } + return arr.foo() === 42 && // typed array instances can be augmented + typeof arr.subarray === 'function' && // chrome 9-10 lack `subarray` + arr.subarray(1, 1).byteLength === 0 // ie10 has broken `subarray` + } catch (e) { + return false + } + } + + function kMaxLength () { + return Buffer.TYPED_ARRAY_SUPPORT + ? 0x7fffffff + : 0x3fffffff + } + + function createBuffer (that, length) { + if (kMaxLength() < length) { + throw new RangeError('Invalid typed array length') + } + if (Buffer.TYPED_ARRAY_SUPPORT) { + // Return an augmented `Uint8Array` instance, for best performance + that = new Uint8Array(length) + that.__proto__ = Buffer.prototype + } else { + // Fallback: Return an object instance of the Buffer class + if (that === null) { + that = new Buffer(length) + } + that.length = length + } + + return that + } + + /** + * The Buffer constructor returns instances of `Uint8Array` that have their + * prototype changed to `Buffer.prototype`. Furthermore, `Buffer` is a subclass of + * `Uint8Array`, so the returned instances will have all the node `Buffer` methods + * and the `Uint8Array` methods. Square bracket notation works as expected -- it + * returns a single octet. + * + * The `Uint8Array` prototype remains unmodified. + */ + + function Buffer (arg, encodingOrOffset, length) { + if (!Buffer.TYPED_ARRAY_SUPPORT && !(this instanceof Buffer)) { + return new Buffer(arg, encodingOrOffset, length) + } + + // Common case. + if (typeof arg === 'number') { + if (typeof encodingOrOffset === 'string') { + throw new Error( + 'If encoding is specified then the first argument must be a string' + ) + } + return allocUnsafe(this, arg) + } + return from(this, arg, encodingOrOffset, length) + } + + Buffer.poolSize = 8192 // not used by this implementation + + // TODO: Legacy, not needed anymore. Remove in next major version. + Buffer._augment = function (arr) { + arr.__proto__ = Buffer.prototype + return arr + } + + function from (that, value, encodingOrOffset, length) { + if (typeof value === 'number') { + throw new TypeError('"value" argument must not be a number') + } + + if (typeof ArrayBuffer !== 'undefined' && value instanceof ArrayBuffer) { + return fromArrayBuffer(that, value, encodingOrOffset, length) + } + + if (typeof value === 'string') { + return fromString(that, value, encodingOrOffset) + } + + return fromObject(that, value) + } + + /** + * Functionally equivalent to Buffer(arg, encoding) but throws a TypeError + * if value is a number. + * Buffer.from(str[, encoding]) + * Buffer.from(array) + * Buffer.from(buffer) + * Buffer.from(arrayBuffer[, byteOffset[, length]]) + **/ + Buffer.from = function (value, encodingOrOffset, length) { + return from(null, value, encodingOrOffset, length) + } + + if (Buffer.TYPED_ARRAY_SUPPORT) { + Buffer.prototype.__proto__ = Uint8Array.prototype + Buffer.__proto__ = Uint8Array + if (typeof Symbol !== 'undefined' && Symbol.species && + Buffer[Symbol.species] === Buffer) { + // Fix subarray() in ES2016. See: https://github.com/feross/buffer/pull/97 + Object.defineProperty(Buffer, Symbol.species, { + value: null, + configurable: true + }) + } + } + + function assertSize (size) { + if (typeof size !== 'number') { + throw new TypeError('"size" argument must be a number') + } + } + + function alloc (that, size, fill, encoding) { + assertSize(size) + if (size <= 0) { + return createBuffer(that, size) + } + if (fill !== undefined) { + // Only pay attention to encoding if it's a string. This + // prevents accidentally sending in a number that would + // be interpretted as a start offset. + return typeof encoding === 'string' + ? createBuffer(that, size).fill(fill, encoding) + : createBuffer(that, size).fill(fill) + } + return createBuffer(that, size) + } + + /** + * Creates a new filled Buffer instance. + * alloc(size[, fill[, encoding]]) + **/ + Buffer.alloc = function (size, fill, encoding) { + return alloc(null, size, fill, encoding) + } + + function allocUnsafe (that, size) { + assertSize(size) + that = createBuffer(that, size < 0 ? 0 : checked(size) | 0) + if (!Buffer.TYPED_ARRAY_SUPPORT) { + for (var i = 0; i < size; i++) { + that[i] = 0 + } + } + return that + } + + /** + * Equivalent to Buffer(num), by default creates a non-zero-filled Buffer instance. + * */ + Buffer.allocUnsafe = function (size) { + return allocUnsafe(null, size) + } + /** + * Equivalent to SlowBuffer(num), by default creates a non-zero-filled Buffer instance. + */ + Buffer.allocUnsafeSlow = function (size) { + return allocUnsafe(null, size) + } + + function fromString (that, string, encoding) { + if (typeof encoding !== 'string' || encoding === '') { + encoding = 'utf8' + } + + if (!Buffer.isEncoding(encoding)) { + throw new TypeError('"encoding" must be a valid string encoding') + } + + var length = byteLength(string, encoding) | 0 + that = createBuffer(that, length) + + that.write(string, encoding) + return that + } + + function fromArrayLike (that, array) { + var length = checked(array.length) | 0 + that = createBuffer(that, length) + for (var i = 0; i < length; i += 1) { + that[i] = array[i] & 255 + } + return that + } + + function fromArrayBuffer (that, array, byteOffset, length) { + array.byteLength // this throws if `array` is not a valid ArrayBuffer + + if (byteOffset < 0 || array.byteLength < byteOffset) { + throw new RangeError('\'offset\' is out of bounds') + } + + if (array.byteLength < byteOffset + (length || 0)) { + throw new RangeError('\'length\' is out of bounds') + } + + if (length === undefined) { + array = new Uint8Array(array, byteOffset) + } else { + array = new Uint8Array(array, byteOffset, length) + } + + if (Buffer.TYPED_ARRAY_SUPPORT) { + // Return an augmented `Uint8Array` instance, for best performance + that = array + that.__proto__ = Buffer.prototype + } else { + // Fallback: Return an object instance of the Buffer class + that = fromArrayLike(that, array) + } + return that + } + + function fromObject (that, obj) { + if (Buffer.isBuffer(obj)) { + var len = checked(obj.length) | 0 + that = createBuffer(that, len) + + if (that.length === 0) { + return that + } + + obj.copy(that, 0, 0, len) + return that + } + + if (obj) { + if ((typeof ArrayBuffer !== 'undefined' && + obj.buffer instanceof ArrayBuffer) || 'length' in obj) { + if (typeof obj.length !== 'number' || isnan(obj.length)) { + return createBuffer(that, 0) + } + return fromArrayLike(that, obj) + } + + if (obj.type === 'Buffer' && isArray(obj.data)) { + return fromArrayLike(that, obj.data) + } + } + + throw new TypeError('First argument must be a string, Buffer, ArrayBuffer, Array, or array-like object.') + } + + function checked (length) { + // Note: cannot use `length < kMaxLength` here because that fails when + // length is NaN (which is otherwise coerced to zero.) + if (length >= kMaxLength()) { + throw new RangeError('Attempt to allocate Buffer larger than maximum ' + + 'size: 0x' + kMaxLength().toString(16) + ' bytes') + } + return length | 0 + } + + function SlowBuffer (length) { + if (+length != length) { // eslint-disable-line eqeqeq + length = 0 + } + return Buffer.alloc(+length) + } + + Buffer.isBuffer = function isBuffer (b) { + return !!(b != null && b._isBuffer) + } + + Buffer.compare = function compare (a, b) { + if (!Buffer.isBuffer(a) || !Buffer.isBuffer(b)) { + throw new TypeError('Arguments must be Buffers') + } + + if (a === b) return 0 + + var x = a.length + var y = b.length + + for (var i = 0, len = Math.min(x, y); i < len; ++i) { + if (a[i] !== b[i]) { + x = a[i] + y = b[i] + break + } + } + + if (x < y) return -1 + if (y < x) return 1 + return 0 + } + + Buffer.isEncoding = function isEncoding (encoding) { + switch (String(encoding).toLowerCase()) { + case 'hex': + case 'utf8': + case 'utf-8': + case 'ascii': + case 'binary': + case 'base64': + case 'raw': + case 'ucs2': + case 'ucs-2': + case 'utf16le': + case 'utf-16le': + return true + default: + return false + } + } + + Buffer.concat = function concat (list, length) { + if (!isArray(list)) { + throw new TypeError('"list" argument must be an Array of Buffers') + } + + if (list.length === 0) { + return Buffer.alloc(0) + } + + var i + if (length === undefined) { + length = 0 + for (i = 0; i < list.length; i++) { + length += list[i].length + } + } + + var buffer = Buffer.allocUnsafe(length) + var pos = 0 + for (i = 0; i < list.length; i++) { + var buf = list[i] + if (!Buffer.isBuffer(buf)) { + throw new TypeError('"list" argument must be an Array of Buffers') + } + buf.copy(buffer, pos) + pos += buf.length + } + return buffer + } + + function byteLength (string, encoding) { + if (Buffer.isBuffer(string)) { + return string.length + } + if (typeof ArrayBuffer !== 'undefined' && typeof ArrayBuffer.isView === 'function' && + (ArrayBuffer.isView(string) || string instanceof ArrayBuffer)) { + return string.byteLength + } + if (typeof string !== 'string') { + string = '' + string + } + + var len = string.length + if (len === 0) return 0 + + // Use a for loop to avoid recursion + var loweredCase = false + for (;;) { + switch (encoding) { + case 'ascii': + case 'binary': + // Deprecated + case 'raw': + case 'raws': + return len + case 'utf8': + case 'utf-8': + case undefined: + return utf8ToBytes(string).length + case 'ucs2': + case 'ucs-2': + case 'utf16le': + case 'utf-16le': + return len * 2 + case 'hex': + return len >>> 1 + case 'base64': + return base64ToBytes(string).length + default: + if (loweredCase) return utf8ToBytes(string).length // assume utf8 + encoding = ('' + encoding).toLowerCase() + loweredCase = true + } + } + } + Buffer.byteLength = byteLength + + function slowToString (encoding, start, end) { + var loweredCase = false + + // No need to verify that "this.length <= MAX_UINT32" since it's a read-only + // property of a typed array. + + // This behaves neither like String nor Uint8Array in that we set start/end + // to their upper/lower bounds if the value passed is out of range. + // undefined is handled specially as per ECMA-262 6th Edition, + // Section 13.3.3.7 Runtime Semantics: KeyedBindingInitialization. + if (start === undefined || start < 0) { + start = 0 + } + // Return early if start > this.length. Done here to prevent potential uint32 + // coercion fail below. + if (start > this.length) { + return '' + } + + if (end === undefined || end > this.length) { + end = this.length + } + + if (end <= 0) { + return '' + } + + // Force coersion to uint32. This will also coerce falsey/NaN values to 0. + end >>>= 0 + start >>>= 0 + + if (end <= start) { + return '' + } + + if (!encoding) encoding = 'utf8' + + while (true) { + switch (encoding) { + case 'hex': + return hexSlice(this, start, end) + + case 'utf8': + case 'utf-8': + return utf8Slice(this, start, end) + + case 'ascii': + return asciiSlice(this, start, end) + + case 'binary': + return binarySlice(this, start, end) + + case 'base64': + return base64Slice(this, start, end) + + case 'ucs2': + case 'ucs-2': + case 'utf16le': + case 'utf-16le': + return utf16leSlice(this, start, end) + + default: + if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding) + encoding = (encoding + '').toLowerCase() + loweredCase = true + } + } + } + + // The property is used by `Buffer.isBuffer` and `is-buffer` (in Safari 5-7) to detect + // Buffer instances. + Buffer.prototype._isBuffer = true + + function swap (b, n, m) { + var i = b[n] + b[n] = b[m] + b[m] = i + } + + Buffer.prototype.swap16 = function swap16 () { + var len = this.length + if (len % 2 !== 0) { + throw new RangeError('Buffer size must be a multiple of 16-bits') + } + for (var i = 0; i < len; i += 2) { + swap(this, i, i + 1) + } + return this + } + + Buffer.prototype.swap32 = function swap32 () { + var len = this.length + if (len % 4 !== 0) { + throw new RangeError('Buffer size must be a multiple of 32-bits') + } + for (var i = 0; i < len; i += 4) { + swap(this, i, i + 3) + swap(this, i + 1, i + 2) + } + return this + } + + Buffer.prototype.toString = function toString () { + var length = this.length | 0 + if (length === 0) return '' + if (arguments.length === 0) return utf8Slice(this, 0, length) + return slowToString.apply(this, arguments) + } + + Buffer.prototype.equals = function equals (b) { + if (!Buffer.isBuffer(b)) throw new TypeError('Argument must be a Buffer') + if (this === b) return true + return Buffer.compare(this, b) === 0 + } + + Buffer.prototype.inspect = function inspect () { + var str = '' + var max = exports.INSPECT_MAX_BYTES + if (this.length > 0) { + str = this.toString('hex', 0, max).match(/.{2}/g).join(' ') + if (this.length > max) str += ' ... ' + } + return '' + } + + Buffer.prototype.compare = function compare (target, start, end, thisStart, thisEnd) { + if (!Buffer.isBuffer(target)) { + throw new TypeError('Argument must be a Buffer') + } + + if (start === undefined) { + start = 0 + } + if (end === undefined) { + end = target ? target.length : 0 + } + if (thisStart === undefined) { + thisStart = 0 + } + if (thisEnd === undefined) { + thisEnd = this.length + } + + if (start < 0 || end > target.length || thisStart < 0 || thisEnd > this.length) { + throw new RangeError('out of range index') + } + + if (thisStart >= thisEnd && start >= end) { + return 0 + } + if (thisStart >= thisEnd) { + return -1 + } + if (start >= end) { + return 1 + } + + start >>>= 0 + end >>>= 0 + thisStart >>>= 0 + thisEnd >>>= 0 + + if (this === target) return 0 + + var x = thisEnd - thisStart + var y = end - start + var len = Math.min(x, y) + + var thisCopy = this.slice(thisStart, thisEnd) + var targetCopy = target.slice(start, end) + + for (var i = 0; i < len; ++i) { + if (thisCopy[i] !== targetCopy[i]) { + x = thisCopy[i] + y = targetCopy[i] + break + } + } + + if (x < y) return -1 + if (y < x) return 1 + return 0 + } + + function arrayIndexOf (arr, val, byteOffset, encoding) { + var indexSize = 1 + var arrLength = arr.length + var valLength = val.length + + if (encoding !== undefined) { + encoding = String(encoding).toLowerCase() + if (encoding === 'ucs2' || encoding === 'ucs-2' || + encoding === 'utf16le' || encoding === 'utf-16le') { + if (arr.length < 2 || val.length < 2) { + return -1 + } + indexSize = 2 + arrLength /= 2 + valLength /= 2 + byteOffset /= 2 + } + } + + function read (buf, i) { + if (indexSize === 1) { + return buf[i] + } else { + return buf.readUInt16BE(i * indexSize) + } + } + + var foundIndex = -1 + for (var i = 0; byteOffset + i < arrLength; i++) { + if (read(arr, byteOffset + i) === read(val, foundIndex === -1 ? 0 : i - foundIndex)) { + if (foundIndex === -1) foundIndex = i + if (i - foundIndex + 1 === valLength) return (byteOffset + foundIndex) * indexSize + } else { + if (foundIndex !== -1) i -= i - foundIndex + foundIndex = -1 + } + } + return -1 + } + + Buffer.prototype.indexOf = function indexOf (val, byteOffset, encoding) { + if (typeof byteOffset === 'string') { + encoding = byteOffset + byteOffset = 0 + } else if (byteOffset > 0x7fffffff) { + byteOffset = 0x7fffffff + } else if (byteOffset < -0x80000000) { + byteOffset = -0x80000000 + } + byteOffset >>= 0 + + if (this.length === 0) return -1 + if (byteOffset >= this.length) return -1 + + // Negative offsets start from the end of the buffer + if (byteOffset < 0) byteOffset = Math.max(this.length + byteOffset, 0) + + if (typeof val === 'string') { + val = Buffer.from(val, encoding) + } + + if (Buffer.isBuffer(val)) { + // special case: looking for empty string/buffer always fails + if (val.length === 0) { + return -1 + } + return arrayIndexOf(this, val, byteOffset, encoding) + } + if (typeof val === 'number') { + if (Buffer.TYPED_ARRAY_SUPPORT && Uint8Array.prototype.indexOf === 'function') { + return Uint8Array.prototype.indexOf.call(this, val, byteOffset) + } + return arrayIndexOf(this, [ val ], byteOffset, encoding) + } + + throw new TypeError('val must be string, number or Buffer') + } + + Buffer.prototype.includes = function includes (val, byteOffset, encoding) { + return this.indexOf(val, byteOffset, encoding) !== -1 + } + + function hexWrite (buf, string, offset, length) { + offset = Number(offset) || 0 + var remaining = buf.length - offset + if (!length) { + length = remaining + } else { + length = Number(length) + if (length > remaining) { + length = remaining + } + } + + // must be an even number of digits + var strLen = string.length + if (strLen % 2 !== 0) throw new Error('Invalid hex string') + + if (length > strLen / 2) { + length = strLen / 2 + } + for (var i = 0; i < length; i++) { + var parsed = parseInt(string.substr(i * 2, 2), 16) + if (isNaN(parsed)) return i + buf[offset + i] = parsed + } + return i + } + + function utf8Write (buf, string, offset, length) { + return blitBuffer(utf8ToBytes(string, buf.length - offset), buf, offset, length) + } + + function asciiWrite (buf, string, offset, length) { + return blitBuffer(asciiToBytes(string), buf, offset, length) + } + + function binaryWrite (buf, string, offset, length) { + return asciiWrite(buf, string, offset, length) + } + + function base64Write (buf, string, offset, length) { + return blitBuffer(base64ToBytes(string), buf, offset, length) + } + + function ucs2Write (buf, string, offset, length) { + return blitBuffer(utf16leToBytes(string, buf.length - offset), buf, offset, length) + } + + Buffer.prototype.write = function write (string, offset, length, encoding) { + // Buffer#write(string) + if (offset === undefined) { + encoding = 'utf8' + length = this.length + offset = 0 + // Buffer#write(string, encoding) + } else if (length === undefined && typeof offset === 'string') { + encoding = offset + length = this.length + offset = 0 + // Buffer#write(string, offset[, length][, encoding]) + } else if (isFinite(offset)) { + offset = offset | 0 + if (isFinite(length)) { + length = length | 0 + if (encoding === undefined) encoding = 'utf8' + } else { + encoding = length + length = undefined + } + // legacy write(string, encoding, offset, length) - remove in v0.13 + } else { + throw new Error( + 'Buffer.write(string, encoding, offset[, length]) is no longer supported' + ) + } + + var remaining = this.length - offset + if (length === undefined || length > remaining) length = remaining + + if ((string.length > 0 && (length < 0 || offset < 0)) || offset > this.length) { + throw new RangeError('Attempt to write outside buffer bounds') + } + + if (!encoding) encoding = 'utf8' + + var loweredCase = false + for (;;) { + switch (encoding) { + case 'hex': + return hexWrite(this, string, offset, length) + + case 'utf8': + case 'utf-8': + return utf8Write(this, string, offset, length) + + case 'ascii': + return asciiWrite(this, string, offset, length) + + case 'binary': + return binaryWrite(this, string, offset, length) + + case 'base64': + // Warning: maxLength not taken into account in base64Write + return base64Write(this, string, offset, length) + + case 'ucs2': + case 'ucs-2': + case 'utf16le': + case 'utf-16le': + return ucs2Write(this, string, offset, length) + + default: + if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding) + encoding = ('' + encoding).toLowerCase() + loweredCase = true + } + } + } + + Buffer.prototype.toJSON = function toJSON () { + return { + type: 'Buffer', + data: Array.prototype.slice.call(this._arr || this, 0) + } + } + + function base64Slice (buf, start, end) { + if (start === 0 && end === buf.length) { + return base64.fromByteArray(buf) + } else { + return base64.fromByteArray(buf.slice(start, end)) + } + } + + function utf8Slice (buf, start, end) { + end = Math.min(buf.length, end) + var res = [] + + var i = start + while (i < end) { + var firstByte = buf[i] + var codePoint = null + var bytesPerSequence = (firstByte > 0xEF) ? 4 + : (firstByte > 0xDF) ? 3 + : (firstByte > 0xBF) ? 2 + : 1 + + if (i + bytesPerSequence <= end) { + var secondByte, thirdByte, fourthByte, tempCodePoint + + switch (bytesPerSequence) { + case 1: + if (firstByte < 0x80) { + codePoint = firstByte + } + break + case 2: + secondByte = buf[i + 1] + if ((secondByte & 0xC0) === 0x80) { + tempCodePoint = (firstByte & 0x1F) << 0x6 | (secondByte & 0x3F) + if (tempCodePoint > 0x7F) { + codePoint = tempCodePoint + } + } + break + case 3: + secondByte = buf[i + 1] + thirdByte = buf[i + 2] + if ((secondByte & 0xC0) === 0x80 && (thirdByte & 0xC0) === 0x80) { + tempCodePoint = (firstByte & 0xF) << 0xC | (secondByte & 0x3F) << 0x6 | (thirdByte & 0x3F) + if (tempCodePoint > 0x7FF && (tempCodePoint < 0xD800 || tempCodePoint > 0xDFFF)) { + codePoint = tempCodePoint + } + } + break + case 4: + secondByte = buf[i + 1] + thirdByte = buf[i + 2] + fourthByte = buf[i + 3] + if ((secondByte & 0xC0) === 0x80 && (thirdByte & 0xC0) === 0x80 && (fourthByte & 0xC0) === 0x80) { + tempCodePoint = (firstByte & 0xF) << 0x12 | (secondByte & 0x3F) << 0xC | (thirdByte & 0x3F) << 0x6 | (fourthByte & 0x3F) + if (tempCodePoint > 0xFFFF && tempCodePoint < 0x110000) { + codePoint = tempCodePoint + } + } + } + } + + if (codePoint === null) { + // we did not generate a valid codePoint so insert a + // replacement char (U+FFFD) and advance only 1 byte + codePoint = 0xFFFD + bytesPerSequence = 1 + } else if (codePoint > 0xFFFF) { + // encode to utf16 (surrogate pair dance) + codePoint -= 0x10000 + res.push(codePoint >>> 10 & 0x3FF | 0xD800) + codePoint = 0xDC00 | codePoint & 0x3FF + } + + res.push(codePoint) + i += bytesPerSequence + } + + return decodeCodePointsArray(res) + } + + // Based on http://stackoverflow.com/a/22747272/680742, the browser with + // the lowest limit is Chrome, with 0x10000 args. + // We go 1 magnitude less, for safety + var MAX_ARGUMENTS_LENGTH = 0x1000 + + function decodeCodePointsArray (codePoints) { + var len = codePoints.length + if (len <= MAX_ARGUMENTS_LENGTH) { + return String.fromCharCode.apply(String, codePoints) // avoid extra slice() + } + + // Decode in chunks to avoid "call stack size exceeded". + var res = '' + var i = 0 + while (i < len) { + res += String.fromCharCode.apply( + String, + codePoints.slice(i, i += MAX_ARGUMENTS_LENGTH) + ) + } + return res + } + + function asciiSlice (buf, start, end) { + var ret = '' + end = Math.min(buf.length, end) + + for (var i = start; i < end; i++) { + ret += String.fromCharCode(buf[i] & 0x7F) + } + return ret + } + + function binarySlice (buf, start, end) { + var ret = '' + end = Math.min(buf.length, end) + + for (var i = start; i < end; i++) { + ret += String.fromCharCode(buf[i]) + } + return ret + } + + function hexSlice (buf, start, end) { + var len = buf.length + + if (!start || start < 0) start = 0 + if (!end || end < 0 || end > len) end = len + + var out = '' + for (var i = start; i < end; i++) { + out += toHex(buf[i]) + } + return out + } + + function utf16leSlice (buf, start, end) { + var bytes = buf.slice(start, end) + var res = '' + for (var i = 0; i < bytes.length; i += 2) { + res += String.fromCharCode(bytes[i] + bytes[i + 1] * 256) + } + return res + } + + Buffer.prototype.slice = function slice (start, end) { + var len = this.length + start = ~~start + end = end === undefined ? len : ~~end + + if (start < 0) { + start += len + if (start < 0) start = 0 + } else if (start > len) { + start = len + } + + if (end < 0) { + end += len + if (end < 0) end = 0 + } else if (end > len) { + end = len + } + + if (end < start) end = start + + var newBuf + if (Buffer.TYPED_ARRAY_SUPPORT) { + newBuf = this.subarray(start, end) + newBuf.__proto__ = Buffer.prototype + } else { + var sliceLen = end - start + newBuf = new Buffer(sliceLen, undefined) + for (var i = 0; i < sliceLen; i++) { + newBuf[i] = this[i + start] + } + } + + return newBuf + } + + /* + * Need to make sure that buffer isn't trying to write out of bounds. + */ + function checkOffset (offset, ext, length) { + if ((offset % 1) !== 0 || offset < 0) throw new RangeError('offset is not uint') + if (offset + ext > length) throw new RangeError('Trying to access beyond buffer length') + } + + Buffer.prototype.readUIntLE = function readUIntLE (offset, byteLength, noAssert) { + offset = offset | 0 + byteLength = byteLength | 0 + if (!noAssert) checkOffset(offset, byteLength, this.length) + + var val = this[offset] + var mul = 1 + var i = 0 + while (++i < byteLength && (mul *= 0x100)) { + val += this[offset + i] * mul + } + + return val + } + + Buffer.prototype.readUIntBE = function readUIntBE (offset, byteLength, noAssert) { + offset = offset | 0 + byteLength = byteLength | 0 + if (!noAssert) { + checkOffset(offset, byteLength, this.length) + } + + var val = this[offset + --byteLength] + var mul = 1 + while (byteLength > 0 && (mul *= 0x100)) { + val += this[offset + --byteLength] * mul + } + + return val + } + + Buffer.prototype.readUInt8 = function readUInt8 (offset, noAssert) { + if (!noAssert) checkOffset(offset, 1, this.length) + return this[offset] + } + + Buffer.prototype.readUInt16LE = function readUInt16LE (offset, noAssert) { + if (!noAssert) checkOffset(offset, 2, this.length) + return this[offset] | (this[offset + 1] << 8) + } + + Buffer.prototype.readUInt16BE = function readUInt16BE (offset, noAssert) { + if (!noAssert) checkOffset(offset, 2, this.length) + return (this[offset] << 8) | this[offset + 1] + } + + Buffer.prototype.readUInt32LE = function readUInt32LE (offset, noAssert) { + if (!noAssert) checkOffset(offset, 4, this.length) + + return ((this[offset]) | + (this[offset + 1] << 8) | + (this[offset + 2] << 16)) + + (this[offset + 3] * 0x1000000) + } + + Buffer.prototype.readUInt32BE = function readUInt32BE (offset, noAssert) { + if (!noAssert) checkOffset(offset, 4, this.length) + + return (this[offset] * 0x1000000) + + ((this[offset + 1] << 16) | + (this[offset + 2] << 8) | + this[offset + 3]) + } + + Buffer.prototype.readIntLE = function readIntLE (offset, byteLength, noAssert) { + offset = offset | 0 + byteLength = byteLength | 0 + if (!noAssert) checkOffset(offset, byteLength, this.length) + + var val = this[offset] + var mul = 1 + var i = 0 + while (++i < byteLength && (mul *= 0x100)) { + val += this[offset + i] * mul + } + mul *= 0x80 + + if (val >= mul) val -= Math.pow(2, 8 * byteLength) + + return val + } + + Buffer.prototype.readIntBE = function readIntBE (offset, byteLength, noAssert) { + offset = offset | 0 + byteLength = byteLength | 0 + if (!noAssert) checkOffset(offset, byteLength, this.length) + + var i = byteLength + var mul = 1 + var val = this[offset + --i] + while (i > 0 && (mul *= 0x100)) { + val += this[offset + --i] * mul + } + mul *= 0x80 + + if (val >= mul) val -= Math.pow(2, 8 * byteLength) + + return val + } + + Buffer.prototype.readInt8 = function readInt8 (offset, noAssert) { + if (!noAssert) checkOffset(offset, 1, this.length) + if (!(this[offset] & 0x80)) return (this[offset]) + return ((0xff - this[offset] + 1) * -1) + } + + Buffer.prototype.readInt16LE = function readInt16LE (offset, noAssert) { + if (!noAssert) checkOffset(offset, 2, this.length) + var val = this[offset] | (this[offset + 1] << 8) + return (val & 0x8000) ? val | 0xFFFF0000 : val + } + + Buffer.prototype.readInt16BE = function readInt16BE (offset, noAssert) { + if (!noAssert) checkOffset(offset, 2, this.length) + var val = this[offset + 1] | (this[offset] << 8) + return (val & 0x8000) ? val | 0xFFFF0000 : val + } + + Buffer.prototype.readInt32LE = function readInt32LE (offset, noAssert) { + if (!noAssert) checkOffset(offset, 4, this.length) + + return (this[offset]) | + (this[offset + 1] << 8) | + (this[offset + 2] << 16) | + (this[offset + 3] << 24) + } + + Buffer.prototype.readInt32BE = function readInt32BE (offset, noAssert) { + if (!noAssert) checkOffset(offset, 4, this.length) + + return (this[offset] << 24) | + (this[offset + 1] << 16) | + (this[offset + 2] << 8) | + (this[offset + 3]) + } + + Buffer.prototype.readFloatLE = function readFloatLE (offset, noAssert) { + if (!noAssert) checkOffset(offset, 4, this.length) + return ieee754.read(this, offset, true, 23, 4) + } + + Buffer.prototype.readFloatBE = function readFloatBE (offset, noAssert) { + if (!noAssert) checkOffset(offset, 4, this.length) + return ieee754.read(this, offset, false, 23, 4) + } + + Buffer.prototype.readDoubleLE = function readDoubleLE (offset, noAssert) { + if (!noAssert) checkOffset(offset, 8, this.length) + return ieee754.read(this, offset, true, 52, 8) + } + + Buffer.prototype.readDoubleBE = function readDoubleBE (offset, noAssert) { + if (!noAssert) checkOffset(offset, 8, this.length) + return ieee754.read(this, offset, false, 52, 8) + } + + function checkInt (buf, value, offset, ext, max, min) { + if (!Buffer.isBuffer(buf)) throw new TypeError('"buffer" argument must be a Buffer instance') + if (value > max || value < min) throw new RangeError('"value" argument is out of bounds') + if (offset + ext > buf.length) throw new RangeError('Index out of range') + } + + Buffer.prototype.writeUIntLE = function writeUIntLE (value, offset, byteLength, noAssert) { + value = +value + offset = offset | 0 + byteLength = byteLength | 0 + if (!noAssert) { + var maxBytes = Math.pow(2, 8 * byteLength) - 1 + checkInt(this, value, offset, byteLength, maxBytes, 0) + } + + var mul = 1 + var i = 0 + this[offset] = value & 0xFF + while (++i < byteLength && (mul *= 0x100)) { + this[offset + i] = (value / mul) & 0xFF + } + + return offset + byteLength + } + + Buffer.prototype.writeUIntBE = function writeUIntBE (value, offset, byteLength, noAssert) { + value = +value + offset = offset | 0 + byteLength = byteLength | 0 + if (!noAssert) { + var maxBytes = Math.pow(2, 8 * byteLength) - 1 + checkInt(this, value, offset, byteLength, maxBytes, 0) + } + + var i = byteLength - 1 + var mul = 1 + this[offset + i] = value & 0xFF + while (--i >= 0 && (mul *= 0x100)) { + this[offset + i] = (value / mul) & 0xFF + } + + return offset + byteLength + } + + Buffer.prototype.writeUInt8 = function writeUInt8 (value, offset, noAssert) { + value = +value + offset = offset | 0 + if (!noAssert) checkInt(this, value, offset, 1, 0xff, 0) + if (!Buffer.TYPED_ARRAY_SUPPORT) value = Math.floor(value) + this[offset] = (value & 0xff) + return offset + 1 + } + + function objectWriteUInt16 (buf, value, offset, littleEndian) { + if (value < 0) value = 0xffff + value + 1 + for (var i = 0, j = Math.min(buf.length - offset, 2); i < j; i++) { + buf[offset + i] = (value & (0xff << (8 * (littleEndian ? i : 1 - i)))) >>> + (littleEndian ? i : 1 - i) * 8 + } + } + + Buffer.prototype.writeUInt16LE = function writeUInt16LE (value, offset, noAssert) { + value = +value + offset = offset | 0 + if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0) + if (Buffer.TYPED_ARRAY_SUPPORT) { + this[offset] = (value & 0xff) + this[offset + 1] = (value >>> 8) + } else { + objectWriteUInt16(this, value, offset, true) + } + return offset + 2 + } + + Buffer.prototype.writeUInt16BE = function writeUInt16BE (value, offset, noAssert) { + value = +value + offset = offset | 0 + if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0) + if (Buffer.TYPED_ARRAY_SUPPORT) { + this[offset] = (value >>> 8) + this[offset + 1] = (value & 0xff) + } else { + objectWriteUInt16(this, value, offset, false) + } + return offset + 2 + } + + function objectWriteUInt32 (buf, value, offset, littleEndian) { + if (value < 0) value = 0xffffffff + value + 1 + for (var i = 0, j = Math.min(buf.length - offset, 4); i < j; i++) { + buf[offset + i] = (value >>> (littleEndian ? i : 3 - i) * 8) & 0xff + } + } + + Buffer.prototype.writeUInt32LE = function writeUInt32LE (value, offset, noAssert) { + value = +value + offset = offset | 0 + if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0) + if (Buffer.TYPED_ARRAY_SUPPORT) { + this[offset + 3] = (value >>> 24) + this[offset + 2] = (value >>> 16) + this[offset + 1] = (value >>> 8) + this[offset] = (value & 0xff) + } else { + objectWriteUInt32(this, value, offset, true) + } + return offset + 4 + } + + Buffer.prototype.writeUInt32BE = function writeUInt32BE (value, offset, noAssert) { + value = +value + offset = offset | 0 + if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0) + if (Buffer.TYPED_ARRAY_SUPPORT) { + this[offset] = (value >>> 24) + this[offset + 1] = (value >>> 16) + this[offset + 2] = (value >>> 8) + this[offset + 3] = (value & 0xff) + } else { + objectWriteUInt32(this, value, offset, false) + } + return offset + 4 + } + + Buffer.prototype.writeIntLE = function writeIntLE (value, offset, byteLength, noAssert) { + value = +value + offset = offset | 0 + if (!noAssert) { + var limit = Math.pow(2, 8 * byteLength - 1) + + checkInt(this, value, offset, byteLength, limit - 1, -limit) + } + + var i = 0 + var mul = 1 + var sub = 0 + this[offset] = value & 0xFF + while (++i < byteLength && (mul *= 0x100)) { + if (value < 0 && sub === 0 && this[offset + i - 1] !== 0) { + sub = 1 + } + this[offset + i] = ((value / mul) >> 0) - sub & 0xFF + } + + return offset + byteLength + } + + Buffer.prototype.writeIntBE = function writeIntBE (value, offset, byteLength, noAssert) { + value = +value + offset = offset | 0 + if (!noAssert) { + var limit = Math.pow(2, 8 * byteLength - 1) + + checkInt(this, value, offset, byteLength, limit - 1, -limit) + } + + var i = byteLength - 1 + var mul = 1 + var sub = 0 + this[offset + i] = value & 0xFF + while (--i >= 0 && (mul *= 0x100)) { + if (value < 0 && sub === 0 && this[offset + i + 1] !== 0) { + sub = 1 + } + this[offset + i] = ((value / mul) >> 0) - sub & 0xFF + } + + return offset + byteLength + } + + Buffer.prototype.writeInt8 = function writeInt8 (value, offset, noAssert) { + value = +value + offset = offset | 0 + if (!noAssert) checkInt(this, value, offset, 1, 0x7f, -0x80) + if (!Buffer.TYPED_ARRAY_SUPPORT) value = Math.floor(value) + if (value < 0) value = 0xff + value + 1 + this[offset] = (value & 0xff) + return offset + 1 + } + + Buffer.prototype.writeInt16LE = function writeInt16LE (value, offset, noAssert) { + value = +value + offset = offset | 0 + if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000) + if (Buffer.TYPED_ARRAY_SUPPORT) { + this[offset] = (value & 0xff) + this[offset + 1] = (value >>> 8) + } else { + objectWriteUInt16(this, value, offset, true) + } + return offset + 2 + } + + Buffer.prototype.writeInt16BE = function writeInt16BE (value, offset, noAssert) { + value = +value + offset = offset | 0 + if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000) + if (Buffer.TYPED_ARRAY_SUPPORT) { + this[offset] = (value >>> 8) + this[offset + 1] = (value & 0xff) + } else { + objectWriteUInt16(this, value, offset, false) + } + return offset + 2 + } + + Buffer.prototype.writeInt32LE = function writeInt32LE (value, offset, noAssert) { + value = +value + offset = offset | 0 + if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000) + if (Buffer.TYPED_ARRAY_SUPPORT) { + this[offset] = (value & 0xff) + this[offset + 1] = (value >>> 8) + this[offset + 2] = (value >>> 16) + this[offset + 3] = (value >>> 24) + } else { + objectWriteUInt32(this, value, offset, true) + } + return offset + 4 + } + + Buffer.prototype.writeInt32BE = function writeInt32BE (value, offset, noAssert) { + value = +value + offset = offset | 0 + if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000) + if (value < 0) value = 0xffffffff + value + 1 + if (Buffer.TYPED_ARRAY_SUPPORT) { + this[offset] = (value >>> 24) + this[offset + 1] = (value >>> 16) + this[offset + 2] = (value >>> 8) + this[offset + 3] = (value & 0xff) + } else { + objectWriteUInt32(this, value, offset, false) + } + return offset + 4 + } + + function checkIEEE754 (buf, value, offset, ext, max, min) { + if (offset + ext > buf.length) throw new RangeError('Index out of range') + if (offset < 0) throw new RangeError('Index out of range') + } + + function writeFloat (buf, value, offset, littleEndian, noAssert) { + if (!noAssert) { + checkIEEE754(buf, value, offset, 4, 3.4028234663852886e+38, -3.4028234663852886e+38) + } + ieee754.write(buf, value, offset, littleEndian, 23, 4) + return offset + 4 + } + + Buffer.prototype.writeFloatLE = function writeFloatLE (value, offset, noAssert) { + return writeFloat(this, value, offset, true, noAssert) + } + + Buffer.prototype.writeFloatBE = function writeFloatBE (value, offset, noAssert) { + return writeFloat(this, value, offset, false, noAssert) + } + + function writeDouble (buf, value, offset, littleEndian, noAssert) { + if (!noAssert) { + checkIEEE754(buf, value, offset, 8, 1.7976931348623157E+308, -1.7976931348623157E+308) + } + ieee754.write(buf, value, offset, littleEndian, 52, 8) + return offset + 8 + } + + Buffer.prototype.writeDoubleLE = function writeDoubleLE (value, offset, noAssert) { + return writeDouble(this, value, offset, true, noAssert) + } + + Buffer.prototype.writeDoubleBE = function writeDoubleBE (value, offset, noAssert) { + return writeDouble(this, value, offset, false, noAssert) + } + + // copy(targetBuffer, targetStart=0, sourceStart=0, sourceEnd=buffer.length) + Buffer.prototype.copy = function copy (target, targetStart, start, end) { + if (!start) start = 0 + if (!end && end !== 0) end = this.length + if (targetStart >= target.length) targetStart = target.length + if (!targetStart) targetStart = 0 + if (end > 0 && end < start) end = start + + // Copy 0 bytes; we're done + if (end === start) return 0 + if (target.length === 0 || this.length === 0) return 0 + + // Fatal error conditions + if (targetStart < 0) { + throw new RangeError('targetStart out of bounds') + } + if (start < 0 || start >= this.length) throw new RangeError('sourceStart out of bounds') + if (end < 0) throw new RangeError('sourceEnd out of bounds') + + // Are we oob? + if (end > this.length) end = this.length + if (target.length - targetStart < end - start) { + end = target.length - targetStart + start + } + + var len = end - start + var i + + if (this === target && start < targetStart && targetStart < end) { + // descending copy from end + for (i = len - 1; i >= 0; i--) { + target[i + targetStart] = this[i + start] + } + } else if (len < 1000 || !Buffer.TYPED_ARRAY_SUPPORT) { + // ascending copy from start + for (i = 0; i < len; i++) { + target[i + targetStart] = this[i + start] + } + } else { + Uint8Array.prototype.set.call( + target, + this.subarray(start, start + len), + targetStart + ) + } + + return len + } + + // Usage: + // buffer.fill(number[, offset[, end]]) + // buffer.fill(buffer[, offset[, end]]) + // buffer.fill(string[, offset[, end]][, encoding]) + Buffer.prototype.fill = function fill (val, start, end, encoding) { + // Handle string cases: + if (typeof val === 'string') { + if (typeof start === 'string') { + encoding = start + start = 0 + end = this.length + } else if (typeof end === 'string') { + encoding = end + end = this.length + } + if (val.length === 1) { + var code = val.charCodeAt(0) + if (code < 256) { + val = code + } + } + if (encoding !== undefined && typeof encoding !== 'string') { + throw new TypeError('encoding must be a string') + } + if (typeof encoding === 'string' && !Buffer.isEncoding(encoding)) { + throw new TypeError('Unknown encoding: ' + encoding) + } + } else if (typeof val === 'number') { + val = val & 255 + } + + // Invalid ranges are not set to a default, so can range check early. + if (start < 0 || this.length < start || this.length < end) { + throw new RangeError('Out of range index') + } + + if (end <= start) { + return this + } + + start = start >>> 0 + end = end === undefined ? this.length : end >>> 0 + + if (!val) val = 0 + + var i + if (typeof val === 'number') { + for (i = start; i < end; i++) { + this[i] = val + } + } else { + var bytes = Buffer.isBuffer(val) + ? val + : utf8ToBytes(new Buffer(val, encoding).toString()) + var len = bytes.length + for (i = 0; i < end - start; i++) { + this[i + start] = bytes[i % len] + } + } + + return this + } + + // HELPER FUNCTIONS + // ================ + + var INVALID_BASE64_RE = /[^+\/0-9A-Za-z-_]/g + + function base64clean (str) { + // Node strips out invalid characters like \n and \t from the string, base64-js does not + str = stringtrim(str).replace(INVALID_BASE64_RE, '') + // Node converts strings with length < 2 to '' + if (str.length < 2) return '' + // Node allows for non-padded base64 strings (missing trailing ===), base64-js does not + while (str.length % 4 !== 0) { + str = str + '=' + } + return str + } + + function stringtrim (str) { + if (str.trim) return str.trim() + return str.replace(/^\s+|\s+$/g, '') + } + + function toHex (n) { + if (n < 16) return '0' + n.toString(16) + return n.toString(16) + } + + function utf8ToBytes (string, units) { + units = units || Infinity + var codePoint + var length = string.length + var leadSurrogate = null + var bytes = [] + + for (var i = 0; i < length; i++) { + codePoint = string.charCodeAt(i) + + // is surrogate component + if (codePoint > 0xD7FF && codePoint < 0xE000) { + // last char was a lead + if (!leadSurrogate) { + // no lead yet + if (codePoint > 0xDBFF) { + // unexpected trail + if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD) + continue + } else if (i + 1 === length) { + // unpaired lead + if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD) + continue + } + + // valid lead + leadSurrogate = codePoint + + continue + } + + // 2 leads in a row + if (codePoint < 0xDC00) { + if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD) + leadSurrogate = codePoint + continue + } + + // valid surrogate pair + codePoint = (leadSurrogate - 0xD800 << 10 | codePoint - 0xDC00) + 0x10000 + } else if (leadSurrogate) { + // valid bmp char, but last char was a lead + if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD) + } + + leadSurrogate = null + + // encode utf8 + if (codePoint < 0x80) { + if ((units -= 1) < 0) break + bytes.push(codePoint) + } else if (codePoint < 0x800) { + if ((units -= 2) < 0) break + bytes.push( + codePoint >> 0x6 | 0xC0, + codePoint & 0x3F | 0x80 + ) + } else if (codePoint < 0x10000) { + if ((units -= 3) < 0) break + bytes.push( + codePoint >> 0xC | 0xE0, + codePoint >> 0x6 & 0x3F | 0x80, + codePoint & 0x3F | 0x80 + ) + } else if (codePoint < 0x110000) { + if ((units -= 4) < 0) break + bytes.push( + codePoint >> 0x12 | 0xF0, + codePoint >> 0xC & 0x3F | 0x80, + codePoint >> 0x6 & 0x3F | 0x80, + codePoint & 0x3F | 0x80 + ) + } else { + throw new Error('Invalid code point') + } + } + + return bytes + } + + function asciiToBytes (str) { + var byteArray = [] + for (var i = 0; i < str.length; i++) { + // Node's code seems to be doing this and not & 0x7F.. + byteArray.push(str.charCodeAt(i) & 0xFF) + } + return byteArray + } + + function utf16leToBytes (str, units) { + var c, hi, lo + var byteArray = [] + for (var i = 0; i < str.length; i++) { + if ((units -= 2) < 0) break + + c = str.charCodeAt(i) + hi = c >> 8 + lo = c % 256 + byteArray.push(lo) + byteArray.push(hi) + } + + return byteArray + } + + function base64ToBytes (str) { + return base64.toByteArray(base64clean(str)) + } + + function blitBuffer (src, dst, offset, length) { + for (var i = 0; i < length; i++) { + if ((i + offset >= dst.length) || (i >= src.length)) break + dst[i + offset] = src[i] + } + return i + } + + function isnan (val) { + return val !== val // eslint-disable-line no-self-compare + } + + /* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(25).Buffer, __webpack_require__(0))) + +/***/ }, +/* 26 */ +/***/ function(module, exports) { + + module.exports = function(it){ + if(typeof it != 'function')throw TypeError(it + ' is not a function!'); + return it; + }; + +/***/ }, +/* 27 */ +/***/ function(module, exports) { + + // 7.2.1 RequireObjectCoercible(argument) + module.exports = function(it){ + if(it == undefined)throw TypeError("Can't call method on " + it); + return it; + }; + +/***/ }, +/* 28 */ +/***/ function(module, exports, __webpack_require__) { + + var isObject = __webpack_require__(12) + , document = __webpack_require__(2).document + // in old IE typeof document.createElement is 'object' + , is = isObject(document) && isObject(document.createElement); + module.exports = function(it){ + return is ? document.createElement(it) : {}; + }; + +/***/ }, +/* 29 */ +/***/ function(module, exports, __webpack_require__) { + + var global = __webpack_require__(2) + , core = __webpack_require__(5) + , ctx = __webpack_require__(10) + , hide = __webpack_require__(8) + , PROTOTYPE = 'prototype'; + + var $export = function(type, name, source){ + var IS_FORCED = type & $export.F + , IS_GLOBAL = type & $export.G + , IS_STATIC = type & $export.S + , IS_PROTO = type & $export.P + , IS_BIND = type & $export.B + , IS_WRAP = type & $export.W + , exports = IS_GLOBAL ? core : core[name] || (core[name] = {}) + , expProto = exports[PROTOTYPE] + , target = IS_GLOBAL ? global : IS_STATIC ? global[name] : (global[name] || {})[PROTOTYPE] + , key, own, out; + if(IS_GLOBAL)source = name; + for(key in source){ + // contains in native + own = !IS_FORCED && target && target[key] !== undefined; + if(own && key in exports)continue; + // export native or passed + out = own ? target[key] : source[key]; + // prevent global pollution for namespaces + exports[key] = IS_GLOBAL && typeof target[key] != 'function' ? source[key] + // bind timers to global for call from export context + : IS_BIND && own ? ctx(out, global) + // wrap global constructors for prevent change them in library + : IS_WRAP && target[key] == out ? (function(C){ + var F = function(a, b, c){ + if(this instanceof C){ + switch(arguments.length){ + case 0: return new C; + case 1: return new C(a); + case 2: return new C(a, b); + } return new C(a, b, c); + } return C.apply(this, arguments); + }; + F[PROTOTYPE] = C[PROTOTYPE]; + return F; + // make static versions for prototype methods + })(out) : IS_PROTO && typeof out == 'function' ? ctx(Function.call, out) : out; + // export proto methods to core.%CONSTRUCTOR%.methods.%NAME% + if(IS_PROTO){ + (exports.virtual || (exports.virtual = {}))[key] = out; + // export proto methods to core.%CONSTRUCTOR%.prototype.%NAME% + if(type & $export.R && expProto && !expProto[key])hide(expProto, key, out); + } + } + }; + // type bitmap + $export.F = 1; // forced + $export.G = 2; // global + $export.S = 4; // static + $export.P = 8; // proto + $export.B = 16; // bind + $export.W = 32; // wrap + $export.U = 64; // safe + $export.R = 128; // real proto method for `library` + module.exports = $export; + +/***/ }, +/* 30 */ +/***/ function(module, exports) { + + module.exports = function(bitmap, value){ + return { + enumerable : !(bitmap & 1), + configurable: !(bitmap & 2), + writable : !(bitmap & 4), + value : value + }; + }; + +/***/ }, +/* 31 */ +/***/ function(module, exports, __webpack_require__) { + + var def = __webpack_require__(14).f + , has = __webpack_require__(11) + , TAG = __webpack_require__(1)('toStringTag'); + + module.exports = function(it, tag, stat){ + if(it && !has(it = stat ? it : it.prototype, TAG))def(it, TAG, {configurable: true, value: tag}); + }; + +/***/ }, +/* 32 */ +/***/ function(module, exports, __webpack_require__) { + + var shared = __webpack_require__(65)('keys') + , uid = __webpack_require__(69); + module.exports = function(key){ + return shared[key] || (shared[key] = uid(key)); + }; + +/***/ }, +/* 33 */ +/***/ function(module, exports) { + + // 7.1.4 ToInteger + var ceil = Math.ceil + , floor = Math.floor; + module.exports = function(it){ + return isNaN(it = +it) ? 0 : (it > 0 ? floor : ceil)(it); + }; + +/***/ }, +/* 34 */ +/***/ function(module, exports, __webpack_require__) { + + /** + * Module dependencies. + */ + + var parser = __webpack_require__(9); + var Emitter = __webpack_require__(36); + + /** + * 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; + + // other options for Node.js client + this.extraHeaders = opts.extraHeaders; + } + + /** + * Mix in `Emitter`. + */ + + Emitter(Transport.prototype); + + /** + * Emits an error. + * + * @param {String} str + * @return {Transport} for chaining + * @api public + */ + + Transport.prototype.onError = function (msg, desc) { + var err = new Error(msg); + err.type = 'TransportError'; + err.description = desc; + this.emit('error', err); + return this; + }; + + /** + * Opens the transport. + * + * @api public + */ + + Transport.prototype.open = function () { + if ('closed' == this.readyState || '' == this.readyState) { + this.readyState = 'opening'; + this.doOpen(); + } + + return this; + }; + + /** + * Closes the transport. + * + * @api private + */ + + Transport.prototype.close = function () { + if ('opening' == this.readyState || 'open' == this.readyState) { + this.doClose(); + this.onClose(); + } + + return this; + }; + + /** + * Sends multiple packets. + * + * @param {Array} packets + * @api private + */ + + Transport.prototype.send = function(packets){ + if ('open' == this.readyState) { + this.write(packets); + } else { + throw new Error('Transport not open'); + } + }; + + /** + * Called upon open + * + * @api private + */ + + Transport.prototype.onOpen = function () { + this.readyState = 'open'; + this.writable = true; + this.emit('open'); + }; + + /** + * Called with data. + * + * @param {String} data + * @api private + */ + + Transport.prototype.onData = function(data){ + var packet = parser.decodePacket(data, this.socket.binaryType); + this.onPacket(packet); + }; + + /** + * Called with a decoded packet. + */ + + Transport.prototype.onPacket = function (packet) { + this.emit('packet', packet); + }; + + /** + * Called upon close. + * + * @api private + */ + + Transport.prototype.onClose = function () { + this.readyState = 'closed'; + this.emit('close'); + }; + + +/***/ }, +/* 35 */ +/***/ function(module, exports, __webpack_require__) { + + // browser shim for xmlhttprequest module + var hasCORS = __webpack_require__(182); + + 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) { } + } + } + + +/***/ }, +/* 36 */ +/***/ function(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; + }; + + +/***/ }, +/* 37 */ +/***/ function(module, exports, __webpack_require__) { + + "use strict"; + 'use strict'; + + const EventEmitter = __webpack_require__(21).EventEmitter; + const Log = __webpack_require__(123); + const Index = __webpack_require__(192); + const Cache = __webpack_require__(191); + + class Store { + constructor(ipfs, id, dbname, options) { + this.id = id; + this.dbname = dbname; + this.events = new EventEmitter(); + + if(!options) options = {}; + if(!options.Index) Object.assign(options, { Index: Index }); + if(!options.cacheFile) Object.assign(options, { cacheFile: null }); + + this.options = options; + this._index = new this.options.Index(this.id); + this._oplog = null; + this._ipfs = ipfs; + this._lastWrite = null; + } + + use() { + this.events.emit('load', this.dbname); + this._oplog = new Log(this._ipfs, this.id, this.dbname, this.options); + return Cache.loadCache(this.options.cacheFile).then(() => { + const cached = Cache.get(this.dbname); + if(cached) { + this._lastWrite = cached; + return Log.fromIpfsHash(this._ipfs, cached) + .then((log) => this._oplog.join(log)) + .then((merged) => this._index.updateIndex(this._oplog, merged)) + .then(() => this.events.emit('ready', this.dbname)) + .then(() => this) + } + + this.events.emit('ready', this.dbname) + return Promise.resolve(this); + }); + } + + close() { + this.events.emit('close', this.dbname); + } + + sync(hash) { + if(!hash || hash === this._lastWrite) { + this.events.emit('updated', this.dbname, []); + return Promise.resolve([]); + } + + const oldCount = this._oplog.items.length; + let newItems = []; + this.events.emit('sync', this.dbname); + this._lastWrite = hash; + return Log.fromIpfsHash(this._ipfs, hash) + .then((log) => this._oplog.join(log)) + .then((merged) => newItems = merged) + .then(() => Cache.set(this.dbname, hash)) + .then(() => this._index.updateIndex(this._oplog, newItems)) + .then(() => { + // if(newItems.length > 0) + this.events.emit('updated', this.dbname, newItems); + }) + .then(() => newItems) + } + + delete() { + this._index = new this.options.Index(this.id); + if(this._oplog) + this._oplog.clear(); + } + + _addOperation(data) { + let result, logHash; + if(this._oplog) { + return this._oplog.add(data) + .then((res) => result = res) + .then(() => Log.getIpfsHash(this._ipfs, this._oplog)) + .then((hash) => logHash = hash) + .then(() => this._lastWrite = logHash) + .then(() => Cache.set(this.dbname, logHash)) + .then(() => this._index.updateIndex(this._oplog, [result])) + .then(() => this.events.emit('data', this.dbname, logHash)) + .then(() => result.hash); + } + } + } + + module.exports = Store; + + +/***/ }, +/* 38 */ +/***/ function(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; + }; + + +/***/ }, +/* 39 */ +/***/ function(module, exports, __webpack_require__) { + + + /** + * Module dependencies. + */ + + var debug = __webpack_require__(3)('socket.io-parser'); + var json = __webpack_require__(186); + var isArray = __webpack_require__(82); + var Emitter = __webpack_require__(198); + var binary = __webpack_require__(197); + var isBuf = __webpack_require__(81); + + /** + * Protocol version. + * + * @api public + */ + + exports.protocol = 4; + + /** + * Packet types. + * + * @api public + */ + + exports.types = [ + 'CONNECT', + 'DISCONNECT', + 'EVENT', + 'ACK', + 'ERROR', + 'BINARY_EVENT', + 'BINARY_ACK' + ]; + + /** + * Packet type `connect`. + * + * @api public + */ + + exports.CONNECT = 0; + + /** + * Packet type `disconnect`. + * + * @api public + */ + + exports.DISCONNECT = 1; + + /** + * Packet type `event`. + * + * @api public + */ + + exports.EVENT = 2; + + /** + * Packet type `ack`. + * + * @api public + */ + + exports.ACK = 3; + + /** + * Packet type `error`. + * + * @api public + */ + + exports.ERROR = 4; + + /** + * Packet type 'binary event' + * + * @api public + */ + + exports.BINARY_EVENT = 5; + + /** + * Packet type `binary ack`. For acks with binary arguments. + * + * @api public + */ + + exports.BINARY_ACK = 6; + + /** + * Encoder constructor. + * + * @api public + */ + + exports.Encoder = Encoder; + + /** + * Decoder constructor. + * + * @api public + */ + + exports.Decoder = Decoder; + + /** + * A socket.io Encoder instance + * + * @api public + */ + + function Encoder() {} + + /** + * Encode a packet as a single string if non-binary, or as a + * buffer sequence, depending on packet type. + * + * @param {Object} obj - packet object + * @param {Function} callback - function to handle encodings (likely engine.write) + * @return Calls callback with Array of encodings + * @api public + */ + + Encoder.prototype.encode = function(obj, callback){ + debug('encoding packet %j', obj); + + if (exports.BINARY_EVENT == obj.type || exports.BINARY_ACK == obj.type) { + encodeAsBinary(obj, callback); + } + else { + var encoding = encodeAsString(obj); + callback([encoding]); + } + }; + + /** + * Encode packet as string. + * + * @param {Object} packet + * @return {String} encoded + * @api private + */ + + function encodeAsString(obj) { + var str = ''; + var nsp = false; + + // first is type + str += obj.type; + + // attachments if we have them + if (exports.BINARY_EVENT == obj.type || exports.BINARY_ACK == obj.type) { + str += obj.attachments; + str += '-'; + } + + // if we have a namespace other than `/` + // we append it followed by a comma `,` + if (obj.nsp && '/' != obj.nsp) { + nsp = true; + str += obj.nsp; + } + + // immediately followed by the id + if (null != obj.id) { + if (nsp) { + str += ','; + nsp = false; + } + str += obj.id; + } + + // json data + if (null != obj.data) { + if (nsp) str += ','; + str += json.stringify(obj.data); + } + + debug('encoded %j as %s', obj, str); + return str; + } + + /** + * Encode packet as 'buffer sequence' by removing blobs, and + * deconstructing packet into object with placeholders and + * a list of buffers. + * + * @param {Object} packet + * @return {Buffer} encoded + * @api private + */ + + function encodeAsBinary(obj, callback) { + + function writeEncoding(bloblessData) { + var deconstruction = binary.deconstructPacket(bloblessData); + var pack = encodeAsString(deconstruction.packet); + var buffers = deconstruction.buffers; + + buffers.unshift(pack); // add packet info to beginning of data list + callback(buffers); // write all the buffers + } + + binary.removeBlobs(obj, writeEncoding); + } + + /** + * A socket.io Decoder instance + * + * @return {Object} decoder + * @api public + */ + + function Decoder() { + this.reconstructor = null; + } + + /** + * Mix in `Emitter` with Decoder. + */ + + Emitter(Decoder.prototype); + + /** + * Decodes an ecoded packet string into packet JSON. + * + * @param {String} obj - encoded packet + * @return {Object} packet + * @api public + */ + + Decoder.prototype.add = function(obj) { + var packet; + if ('string' == typeof obj) { + packet = decodeString(obj); + if (exports.BINARY_EVENT == packet.type || exports.BINARY_ACK == packet.type) { // binary packet's json + this.reconstructor = new BinaryReconstructor(packet); + + // no attachments, labeled binary but no binary data to follow + if (this.reconstructor.reconPack.attachments === 0) { + this.emit('decoded', packet); + } + } else { // non-binary full packet + this.emit('decoded', packet); + } + } + else if (isBuf(obj) || obj.base64) { // raw binary data + if (!this.reconstructor) { + throw new Error('got binary data when not reconstructing a packet'); + } else { + packet = this.reconstructor.takeBinaryData(obj); + if (packet) { // received final buffer + this.reconstructor = null; + this.emit('decoded', packet); + } + } + } + else { + throw new Error('Unknown type: ' + obj); + } + }; + + /** + * Decode a packet String (JSON data) + * + * @param {String} str + * @return {Object} packet + * @api private + */ + + function decodeString(str) { + var p = {}; + var i = 0; + + // look up type + p.type = Number(str.charAt(0)); + if (null == exports.types[p.type]) return error(); + + // look up attachments if type binary + if (exports.BINARY_EVENT == p.type || exports.BINARY_ACK == p.type) { + var buf = ''; + while (str.charAt(++i) != '-') { + buf += str.charAt(i); + if (i == str.length) break; + } + if (buf != Number(buf) || str.charAt(i) != '-') { + throw new Error('Illegal attachments'); + } + p.attachments = Number(buf); + } + + // look up namespace (if any) + if ('/' == str.charAt(i + 1)) { + p.nsp = ''; + while (++i) { + var c = str.charAt(i); + if (',' == c) break; + p.nsp += c; + if (i == str.length) break; + } + } else { + p.nsp = '/'; + } + + // look up id + var next = str.charAt(i + 1); + if ('' !== next && Number(next) == next) { + p.id = ''; + while (++i) { + var c = str.charAt(i); + if (null == c || Number(c) != c) { + --i; + break; + } + p.id += str.charAt(i); + if (i == str.length) break; + } + p.id = Number(p.id); + } + + // look up json data + if (str.charAt(++i)) { + try { + p.data = json.parse(str.substr(i)); + } catch(e){ + return error(); + } + } + + debug('decoded %s as %j', str, p); + return p; + } + + /** + * Deallocates a parser's resources + * + * @api public + */ + + Decoder.prototype.destroy = function() { + if (this.reconstructor) { + this.reconstructor.finishedReconstruction(); + } + }; + + /** + * A manager of a binary event's 'buffer sequence'. Should + * be constructed whenever a packet of type BINARY_EVENT is + * decoded. + * + * @param {Object} packet + * @return {BinaryReconstructor} initialized reconstructor + * @api private + */ + + function BinaryReconstructor(packet) { + this.reconPack = packet; + this.buffers = []; + } + + /** + * Method to be called when binary data received from connection + * after a BINARY_EVENT packet. + * + * @param {Buffer | ArrayBuffer} binData - the raw binary data received + * @return {null | Object} returns null if more binary data is expected or + * a reconstructed packet object if all buffers have been received. + * @api private + */ + + BinaryReconstructor.prototype.takeBinaryData = function(binData) { + this.buffers.push(binData); + if (this.buffers.length == this.reconPack.attachments) { // done with buffer list + var packet = binary.reconstructPacket(this.reconPack, this.buffers); + this.finishedReconstruction(); + return packet; + } + return null; + }; + + /** + * Cleans up binary packet reconstruction variables. + * + * @api private + */ + + BinaryReconstructor.prototype.finishedReconstruction = function() { + this.reconPack = null; + this.buffers = []; + }; + + function error(data){ + return { + type: exports.ERROR, + data: 'parser error' + }; + } + + +/***/ }, +/* 40 */ +/***/ function(module, exports) { + + module.exports = function(module) { + if(!module.webpackPolyfill) { + module.deprecate = function() {}; + module.paths = []; + // module.parent = undefined by default + module.children = []; + Object.defineProperty(module, "loaded", { + enumerable: true, + configurable: false, + get: function() { return module.l; } + }); + Object.defineProperty(module, "id", { + enumerable: true, + configurable: false, + get: function() { return module.i; } + }); + module.webpackPolyfill = 1; + } + return module; + } + + +/***/ }, +/* 41 */ +/***/ function(module, exports, __webpack_require__) { + + module.exports = { "default": __webpack_require__(131), __esModule: true }; + +/***/ }, +/* 42 */ +/***/ function(module, exports, __webpack_require__) { + + module.exports = { "default": __webpack_require__(133), __esModule: true }; + +/***/ }, +/* 43 */ +/***/ function(module, exports) { + + "use strict"; + "use strict"; + + exports.__esModule = true; + + exports.default = function (instance, Constructor) { + if (!(instance instanceof Constructor)) { + throw new TypeError("Cannot call a class as a function"); + } + }; + +/***/ }, +/* 44 */ +/***/ function(module, exports, __webpack_require__) { + + "use strict"; + "use strict"; + + exports.__esModule = true; + + var _defineProperty = __webpack_require__(126); + + var _defineProperty2 = _interopRequireDefault(_defineProperty); + + function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + + exports.default = function () { + function defineProperties(target, props) { + for (var i = 0; i < props.length; i++) { + var descriptor = props[i]; + descriptor.enumerable = descriptor.enumerable || false; + descriptor.configurable = true; + if ("value" in descriptor) descriptor.writable = true; + (0, _defineProperty2.default)(target, descriptor.key, descriptor); + } + } + + return function (Constructor, protoProps, staticProps) { + if (protoProps) defineProperties(Constructor.prototype, protoProps); + if (staticProps) defineProperties(Constructor, staticProps); + return Constructor; + }; + }(); + +/***/ }, +/* 45 */ +/***/ function(module, exports, __webpack_require__) { + + "use strict"; /* WEBPACK VAR INJECTION */(function(process) {'use strict'; - const fs = __webpack_require__(25); - const format = __webpack_require__(26).format; + const fs = __webpack_require__(74); + const format = __webpack_require__(202).format; let isNodejs = process.version ? true : false; @@ -1091,1142 +4576,252 @@ var OrbitDB = forceBrowserMode: (force) => isNodejs = !force, // for testing }; - /* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(23))) + /* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(20))) /***/ }, -/* 23 */ +/* 46 */ /***/ function(module, exports, __webpack_require__) { - exports.nextTick = function nextTick(fn) { - setTimeout(fn, 0); - }; - - exports.platform = exports.arch = - exports.execPath = exports.title = 'browser'; - exports.pid = 1; - exports.browser = true; - exports.env = {}; - exports.argv = []; - - exports.binding = function (name) { - throw new Error('No such module. (Possibly not yet loaded)') - }; - - (function () { - var cwd = '/'; - var path; - exports.cwd = function () { return cwd }; - exports.chdir = function (dir) { - if (!path) path = __webpack_require__(24); - cwd = path.resolve(dir, cwd); - }; - })(); - - exports.exit = exports.kill = - exports.umask = exports.dlopen = - exports.uptime = exports.memoryUsage = - exports.uvCounters = function() {}; - exports.features = {}; - - -/***/ }, -/* 24 */ -/***/ function(module, exports, __webpack_require__) { - - /* WEBPACK VAR INJECTION */(function(process) {// Copyright Joyent, Inc. and other Node contributors. - // - // Permission is hereby granted, free of charge, to any person obtaining a - // copy of this software and associated documentation files (the - // "Software"), to deal in the Software without restriction, including - // without limitation the rights to use, copy, modify, merge, publish, - // distribute, sublicense, and/or sell copies of the Software, and to permit - // persons to whom the Software is furnished to do so, subject to the - // following conditions: - // - // The above copyright notice and this permission notice shall be included - // in all copies or substantial portions of the Software. - // - // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN - // NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, - // DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR - // OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE - // USE OR OTHER DEALINGS IN THE SOFTWARE. - - // resolves . and .. elements in a path array with directory names there - // must be no slashes, empty elements, or device names (c:\) in the array - // (so also no leading and trailing slashes - it does not distinguish - // relative and absolute paths) - function normalizeArray(parts, allowAboveRoot) { - // if the path tries to go above the root, `up` ends up > 0 - var up = 0; - for (var i = parts.length - 1; i >= 0; i--) { - var last = parts[i]; - if (last === '.') { - parts.splice(i, 1); - } else if (last === '..') { - parts.splice(i, 1); - up++; - } else if (up) { - parts.splice(i, 1); - up--; - } - } - - // if the path is allowed to go above the root, restore leading ..s - if (allowAboveRoot) { - for (; up--; up) { - parts.unshift('..'); - } - } - - return parts; - } - - // Split a filename into [root, dir, basename, ext], unix version - // 'root' is just a slash, or nothing. - var splitPathRe = - /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; - var splitPath = function(filename) { - return splitPathRe.exec(filename).slice(1); - }; - - // path.resolve([from ...], to) - // posix version - exports.resolve = function() { - var resolvedPath = '', - resolvedAbsolute = false; - - for (var i = arguments.length - 1; i >= -1 && !resolvedAbsolute; i--) { - var path = (i >= 0) ? arguments[i] : process.cwd(); - - // Skip empty and invalid entries - if (typeof path !== 'string') { - throw new TypeError('Arguments to path.resolve must be strings'); - } else if (!path) { - continue; - } - - resolvedPath = path + '/' + resolvedPath; - resolvedAbsolute = path.charAt(0) === '/'; - } - - // At this point the path should be resolved to a full absolute path, but - // handle relative paths to be safe (might happen when process.cwd() fails) - - // Normalize the path - resolvedPath = normalizeArray(filter(resolvedPath.split('/'), function(p) { - return !!p; - }), !resolvedAbsolute).join('/'); - - return ((resolvedAbsolute ? '/' : '') + resolvedPath) || '.'; - }; - - // path.normalize(path) - // posix version - exports.normalize = function(path) { - var isAbsolute = exports.isAbsolute(path), - trailingSlash = substr(path, -1) === '/'; - - // Normalize the path - path = normalizeArray(filter(path.split('/'), function(p) { - return !!p; - }), !isAbsolute).join('/'); - - if (!path && !isAbsolute) { - path = '.'; - } - if (path && trailingSlash) { - path += '/'; - } - - return (isAbsolute ? '/' : '') + path; - }; - - // posix version - exports.isAbsolute = function(path) { - return path.charAt(0) === '/'; - }; - - // posix version - exports.join = function() { - var paths = Array.prototype.slice.call(arguments, 0); - return exports.normalize(filter(paths, function(p, index) { - if (typeof p !== 'string') { - throw new TypeError('Arguments to path.join must be strings'); - } - return p; - }).join('/')); - }; - - - // path.relative(from, to) - // posix version - exports.relative = function(from, to) { - from = exports.resolve(from).substr(1); - to = exports.resolve(to).substr(1); - - function trim(arr) { - var start = 0; - for (; start < arr.length; start++) { - if (arr[start] !== '') break; - } - - var end = arr.length - 1; - for (; end >= 0; end--) { - if (arr[end] !== '') break; - } - - if (start > end) return []; - return arr.slice(start, end - start + 1); - } - - var fromParts = trim(from.split('/')); - var toParts = trim(to.split('/')); - - var length = Math.min(fromParts.length, toParts.length); - var samePartsLength = length; - for (var i = 0; i < length; i++) { - if (fromParts[i] !== toParts[i]) { - samePartsLength = i; - break; - } - } - - var outputParts = []; - for (var i = samePartsLength; i < fromParts.length; i++) { - outputParts.push('..'); - } - - outputParts = outputParts.concat(toParts.slice(samePartsLength)); - - return outputParts.join('/'); - }; - - exports.sep = '/'; - exports.delimiter = ':'; - - exports.dirname = function(path) { - var result = splitPath(path), - root = result[0], - dir = result[1]; - - if (!root && !dir) { - // No dirname whatsoever - return '.'; - } - - if (dir) { - // It has a dirname, strip trailing slash - dir = dir.substr(0, dir.length - 1); - } - - return root + dir; - }; - - - exports.basename = function(path, ext) { - var f = splitPath(path)[2]; - // TODO: make this comparison case-insensitive on windows? - if (ext && f.substr(-1 * ext.length) === ext) { - f = f.substr(0, f.length - ext.length); - } - return f; - }; - - - exports.extname = function(path) { - return splitPath(path)[3]; - }; - - function filter (xs, f) { - if (xs.filter) return xs.filter(f); - var res = []; - for (var i = 0; i < xs.length; i++) { - if (f(xs[i], i, xs)) res.push(xs[i]); - } - return res; - } - - // String.prototype.substr - negative index don't work in IE8 - var substr = 'ab'.substr(-1) === 'b' - ? function (str, start, len) { return str.substr(start, len) } - : function (str, start, len) { - if (start < 0) start = str.length + start; - return str.substr(start, len); - } - ; - - /* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(23))) - -/***/ }, -/* 25 */ -/***/ function(module, exports) { - + "use strict"; 'use strict'; - module.exports = { - createWriteStream: function(filename, options) { - return; - }, - writeFileSync: function() { - return; - }, - openSync: function() { - return; - }, - writeSync: function() { - return; - } - } + const Lazy = __webpack_require__(73); + const Store = __webpack_require__(37); + const EventIndex = __webpack_require__(75); - -/***/ }, -/* 26 */ -/***/ function(module, exports, __webpack_require__) { - - /* WEBPACK VAR INJECTION */(function(global, process) {// Copyright Joyent, Inc. and other Node contributors. - // - // Permission is hereby granted, free of charge, to any person obtaining a - // copy of this software and associated documentation files (the - // "Software"), to deal in the Software without restriction, including - // without limitation the rights to use, copy, modify, merge, publish, - // distribute, sublicense, and/or sell copies of the Software, and to permit - // persons to whom the Software is furnished to do so, subject to the - // following conditions: - // - // The above copyright notice and this permission notice shall be included - // in all copies or substantial portions of the Software. - // - // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN - // NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, - // DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR - // OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE - // USE OR OTHER DEALINGS IN THE SOFTWARE. - - var formatRegExp = /%[sdj%]/g; - exports.format = function(f) { - if (!isString(f)) { - var objects = []; - for (var i = 0; i < arguments.length; i++) { - objects.push(inspect(arguments[i])); - } - return objects.join(' '); + class EventStore extends Store { + constructor(ipfs, id, dbname, options) { + if(!options) options = {}; + if(!options.Index) Object.assign(options, { Index: EventIndex }); + super(ipfs, id, dbname, options) } - var i = 1; - var args = arguments; - var len = args.length; - var str = String(f).replace(formatRegExp, function(x) { - if (x === '%%') return '%'; - if (i >= len) return x; - switch (x) { - case '%s': return String(args[i++]); - case '%d': return Number(args[i++]); - case '%j': - try { - return JSON.stringify(args[i++]); - } catch (_) { - return '[Circular]'; - } - default: - return x; - } - }); - for (var x = args[i]; i < len; x = args[++i]) { - if (isNull(x) || !isObject(x)) { - str += ' ' + x; - } else { - str += ' ' + inspect(x); - } - } - return str; - }; - - - // Mark that a method should not be used. - // Returns a modified function which warns once by default. - // If --no-deprecation is set, then it is a no-op. - exports.deprecate = function(fn, msg) { - // Allow for deprecating things in the process of starting up. - if (isUndefined(global.process)) { - return function() { - return exports.deprecate(fn, msg).apply(this, arguments); - }; - } - - if (process.noDeprecation === true) { - return fn; - } - - var warned = false; - function deprecated() { - if (!warned) { - if (process.throwDeprecation) { - throw new Error(msg); - } else if (process.traceDeprecation) { - console.trace(msg); - } else { - console.error(msg); + add(data) { + return this._addOperation({ + op: 'ADD', + key: null, + value: data, + meta: { + ts: new Date().getTime() } - warned = true; - } - return fn.apply(this, arguments); - } - - return deprecated; - }; - - - var debugs = {}; - var debugEnviron; - exports.debuglog = function(set) { - if (isUndefined(debugEnviron)) - debugEnviron = process.env.NODE_DEBUG || ''; - set = set.toUpperCase(); - if (!debugs[set]) { - if (new RegExp('\\b' + set + '\\b', 'i').test(debugEnviron)) { - var pid = process.pid; - debugs[set] = function() { - var msg = exports.format.apply(exports, arguments); - console.error('%s %d: %s', set, pid, msg); - }; - } else { - debugs[set] = function() {}; - } - } - return debugs[set]; - }; - - - /** - * Echos the value of a value. Trys to print the value out - * in the best way possible given the different types. - * - * @param {Object} obj The object to print out. - * @param {Object} opts Optional options object that alters the output. - */ - /* legacy: obj, showHidden, depth, colors*/ - function inspect(obj, opts) { - // default options - var ctx = { - seen: [], - stylize: stylizeNoColor - }; - // legacy... - if (arguments.length >= 3) ctx.depth = arguments[2]; - if (arguments.length >= 4) ctx.colors = arguments[3]; - if (isBoolean(opts)) { - // legacy... - ctx.showHidden = opts; - } else if (opts) { - // got an "options" object - exports._extend(ctx, opts); - } - // set default options - if (isUndefined(ctx.showHidden)) ctx.showHidden = false; - if (isUndefined(ctx.depth)) ctx.depth = 2; - if (isUndefined(ctx.colors)) ctx.colors = false; - if (isUndefined(ctx.customInspect)) ctx.customInspect = true; - if (ctx.colors) ctx.stylize = stylizeWithColor; - return formatValue(ctx, obj, ctx.depth); - } - exports.inspect = inspect; - - - // http://en.wikipedia.org/wiki/ANSI_escape_code#graphics - inspect.colors = { - 'bold' : [1, 22], - 'italic' : [3, 23], - 'underline' : [4, 24], - 'inverse' : [7, 27], - 'white' : [37, 39], - 'grey' : [90, 39], - 'black' : [30, 39], - 'blue' : [34, 39], - 'cyan' : [36, 39], - 'green' : [32, 39], - 'magenta' : [35, 39], - 'red' : [31, 39], - 'yellow' : [33, 39] - }; - - // Don't use 'blue' not visible on cmd.exe - inspect.styles = { - 'special': 'cyan', - 'number': 'yellow', - 'boolean': 'yellow', - 'undefined': 'grey', - 'null': 'bold', - 'string': 'green', - 'date': 'magenta', - // "name": intentionally not styling - 'regexp': 'red' - }; - - - function stylizeWithColor(str, styleType) { - var style = inspect.styles[styleType]; - - if (style) { - return '\u001b[' + inspect.colors[style][0] + 'm' + str + - '\u001b[' + inspect.colors[style][1] + 'm'; - } else { - return str; - } - } - - - function stylizeNoColor(str, styleType) { - return str; - } - - - function arrayToHash(array) { - var hash = {}; - - array.forEach(function(val, idx) { - hash[val] = true; - }); - - return hash; - } - - - function formatValue(ctx, value, recurseTimes) { - // Provide a hook for user-specified inspect functions. - // Check that value is an object with an inspect function on it - if (ctx.customInspect && - value && - isFunction(value.inspect) && - // Filter out the util module, it's inspect function is special - value.inspect !== exports.inspect && - // Also filter out any prototype objects using the circular check. - !(value.constructor && value.constructor.prototype === value)) { - var ret = value.inspect(recurseTimes, ctx); - if (!isString(ret)) { - ret = formatValue(ctx, ret, recurseTimes); - } - return ret; - } - - // Primitive types cannot have properties - var primitive = formatPrimitive(ctx, value); - if (primitive) { - return primitive; - } - - // Look up the keys of the object. - var keys = Object.keys(value); - var visibleKeys = arrayToHash(keys); - - if (ctx.showHidden) { - keys = Object.getOwnPropertyNames(value); - } - - // IE doesn't make error fields non-enumerable - // http://msdn.microsoft.com/en-us/library/ie/dww52sbt(v=vs.94).aspx - if (isError(value) - && (keys.indexOf('message') >= 0 || keys.indexOf('description') >= 0)) { - return formatError(value); - } - - // Some type of object without properties can be shortcutted. - if (keys.length === 0) { - if (isFunction(value)) { - var name = value.name ? ': ' + value.name : ''; - return ctx.stylize('[Function' + name + ']', 'special'); - } - if (isRegExp(value)) { - return ctx.stylize(RegExp.prototype.toString.call(value), 'regexp'); - } - if (isDate(value)) { - return ctx.stylize(Date.prototype.toString.call(value), 'date'); - } - if (isError(value)) { - return formatError(value); - } - } - - var base = '', array = false, braces = ['{', '}']; - - // Make Array say that they are Array - if (isArray(value)) { - array = true; - braces = ['[', ']']; - } - - // Make functions say that they are functions - if (isFunction(value)) { - var n = value.name ? ': ' + value.name : ''; - base = ' [Function' + n + ']'; - } - - // Make RegExps say that they are RegExps - if (isRegExp(value)) { - base = ' ' + RegExp.prototype.toString.call(value); - } - - // Make dates with properties first say the date - if (isDate(value)) { - base = ' ' + Date.prototype.toUTCString.call(value); - } - - // Make error with message first say the error - if (isError(value)) { - base = ' ' + formatError(value); - } - - if (keys.length === 0 && (!array || value.length == 0)) { - return braces[0] + base + braces[1]; - } - - if (recurseTimes < 0) { - if (isRegExp(value)) { - return ctx.stylize(RegExp.prototype.toString.call(value), 'regexp'); - } else { - return ctx.stylize('[Object]', 'special'); - } - } - - ctx.seen.push(value); - - var output; - if (array) { - output = formatArray(ctx, value, recurseTimes, visibleKeys, keys); - } else { - output = keys.map(function(key) { - return formatProperty(ctx, value, recurseTimes, visibleKeys, key, array); }); } - ctx.seen.pop(); - - return reduceToSingleString(output, base, braces); - } - - - function formatPrimitive(ctx, value) { - if (isUndefined(value)) - return ctx.stylize('undefined', 'undefined'); - if (isString(value)) { - var simple = '\'' + JSON.stringify(value).replace(/^"|"$/g, '') - .replace(/'/g, "\\'") - .replace(/\\"/g, '"') + '\''; - return ctx.stylize(simple, 'string'); - } - if (isNumber(value)) - return ctx.stylize('' + value, 'number'); - if (isBoolean(value)) - return ctx.stylize('' + value, 'boolean'); - // For some reason typeof null is "object", so special case here. - if (isNull(value)) - return ctx.stylize('null', 'null'); - } - - - function formatError(value) { - return '[' + Error.prototype.toString.call(value) + ']'; - } - - - function formatArray(ctx, value, recurseTimes, visibleKeys, keys) { - var output = []; - for (var i = 0, l = value.length; i < l; ++i) { - if (hasOwnProperty(value, String(i))) { - output.push(formatProperty(ctx, value, recurseTimes, visibleKeys, - String(i), true)); - } else { - output.push(''); - } - } - keys.forEach(function(key) { - if (!key.match(/^\d+$/)) { - output.push(formatProperty(ctx, value, recurseTimes, visibleKeys, - key, true)); - } - }); - return output; - } - - - function formatProperty(ctx, value, recurseTimes, visibleKeys, key, array) { - var name, str, desc; - desc = Object.getOwnPropertyDescriptor(value, key) || { value: value[key] }; - if (desc.get) { - if (desc.set) { - str = ctx.stylize('[Getter/Setter]', 'special'); - } else { - str = ctx.stylize('[Getter]', 'special'); - } - } else { - if (desc.set) { - str = ctx.stylize('[Setter]', 'special'); - } - } - if (!hasOwnProperty(visibleKeys, key)) { - name = '[' + key + ']'; - } - if (!str) { - if (ctx.seen.indexOf(desc.value) < 0) { - if (isNull(recurseTimes)) { - str = formatValue(ctx, desc.value, null); - } else { - str = formatValue(ctx, desc.value, recurseTimes - 1); - } - if (str.indexOf('\n') > -1) { - if (array) { - str = str.split('\n').map(function(line) { - return ' ' + line; - }).join('\n').substr(2); - } else { - str = '\n' + str.split('\n').map(function(line) { - return ' ' + line; - }).join('\n'); - } - } - } else { - str = ctx.stylize('[Circular]', 'special'); - } - } - if (isUndefined(name)) { - if (array && key.match(/^\d+$/)) { - return str; - } - name = JSON.stringify('' + key); - if (name.match(/^"([a-zA-Z_][a-zA-Z_0-9]*)"$/)) { - name = name.substr(1, name.length - 2); - name = ctx.stylize(name, 'name'); - } else { - name = name.replace(/'/g, "\\'") - .replace(/\\"/g, '"') - .replace(/(^"|"$)/g, "'"); - name = ctx.stylize(name, 'string'); - } - } - - return name + ': ' + str; - } - - - function reduceToSingleString(output, base, braces) { - var numLinesEst = 0; - var length = output.reduce(function(prev, cur) { - numLinesEst++; - if (cur.indexOf('\n') >= 0) numLinesEst++; - return prev + cur.replace(/\u001b\[\d\d?m/g, '').length + 1; - }, 0); - - if (length > 60) { - return braces[0] + - (base === '' ? '' : base + '\n ') + - ' ' + - output.join(',\n ') + - ' ' + - braces[1]; - } - - return braces[0] + base + ' ' + output.join(', ') + ' ' + braces[1]; - } - - - // NOTE: These type checking functions intentionally don't use `instanceof` - // because it is fragile and can be easily faked with `Object.create()`. - function isArray(ar) { - return Array.isArray(ar); - } - exports.isArray = isArray; - - function isBoolean(arg) { - return typeof arg === 'boolean'; - } - exports.isBoolean = isBoolean; - - function isNull(arg) { - return arg === null; - } - exports.isNull = isNull; - - function isNullOrUndefined(arg) { - return arg == null; - } - exports.isNullOrUndefined = isNullOrUndefined; - - function isNumber(arg) { - return typeof arg === 'number'; - } - exports.isNumber = isNumber; - - function isString(arg) { - return typeof arg === 'string'; - } - exports.isString = isString; - - function isSymbol(arg) { - return typeof arg === 'symbol'; - } - exports.isSymbol = isSymbol; - - function isUndefined(arg) { - return arg === void 0; - } - exports.isUndefined = isUndefined; - - function isRegExp(re) { - return isObject(re) && objectToString(re) === '[object RegExp]'; - } - exports.isRegExp = isRegExp; - - function isObject(arg) { - return typeof arg === 'object' && arg !== null; - } - exports.isObject = isObject; - - function isDate(d) { - return isObject(d) && objectToString(d) === '[object Date]'; - } - exports.isDate = isDate; - - function isError(e) { - return isObject(e) && - (objectToString(e) === '[object Error]' || e instanceof Error); - } - exports.isError = isError; - - function isFunction(arg) { - return typeof arg === 'function'; - } - exports.isFunction = isFunction; - - function isPrimitive(arg) { - return arg === null || - typeof arg === 'boolean' || - typeof arg === 'number' || - typeof arg === 'string' || - typeof arg === 'symbol' || // ES6 symbol - typeof arg === 'undefined'; - } - exports.isPrimitive = isPrimitive; - - exports.isBuffer = __webpack_require__(27); - - function objectToString(o) { - return Object.prototype.toString.call(o); - } - - - function pad(n) { - return n < 10 ? '0' + n.toString(10) : n.toString(10); - } - - - var months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', - 'Oct', 'Nov', 'Dec']; - - // 26 Feb 16:19:34 - function timestamp() { - var d = new Date(); - var time = [pad(d.getHours()), - pad(d.getMinutes()), - pad(d.getSeconds())].join(':'); - return [d.getDate(), months[d.getMonth()], time].join(' '); - } - - - // log is just a thin wrapper to console.log that prepends a timestamp - exports.log = function() { - console.log('%s - %s', timestamp(), exports.format.apply(exports, arguments)); - }; - - - /** - * Inherit the prototype methods from one constructor into another. - * - * The Function.prototype.inherits from lang.js rewritten as a standalone - * function (not on Function.prototype). NOTE: If this file is to be loaded - * during bootstrapping this function needs to be rewritten using some native - * functions as prototype setup using normal JavaScript does not work as - * expected during bootstrapping (see mirror.js in r114903). - * - * @param {function} ctor Constructor function which needs to inherit the - * prototype. - * @param {function} superCtor Constructor function to inherit prototype from. - */ - exports.inherits = __webpack_require__(28); - - exports._extend = function(origin, add) { - // Don't do anything if add isn't an object - if (!add || !isObject(add)) return origin; - - var keys = Object.keys(add); - var i = keys.length; - while (i--) { - origin[keys[i]] = add[keys[i]]; - } - return origin; - }; - - function hasOwnProperty(obj, prop) { - return Object.prototype.hasOwnProperty.call(obj, prop); - } - - /* WEBPACK VAR INJECTION */}.call(exports, (function() { return this; }()), __webpack_require__(23))) - -/***/ }, -/* 27 */ -/***/ function(module, exports) { - - module.exports = function isBuffer(arg) { - return arg && typeof arg === 'object' - && typeof arg.copy === 'function' - && typeof arg.fill === 'function' - && typeof arg.readUInt8 === 'function'; - } - -/***/ }, -/* 28 */ -/***/ function(module, exports) { - - if (typeof Object.create === 'function') { - // implementation from standard node.js 'util' module - module.exports = function inherits(ctor, superCtor) { - ctor.super_ = superCtor - ctor.prototype = Object.create(superCtor.prototype, { - constructor: { - value: ctor, - enumerable: false, - writable: true, - configurable: true - } - }); - }; - } else { - // old school shim for old browsers - module.exports = function inherits(ctor, superCtor) { - ctor.super_ = superCtor - var TempCtor = function () {} - TempCtor.prototype = superCtor.prototype - ctor.prototype = new TempCtor() - ctor.prototype.constructor = ctor - } - } - - -/***/ }, -/* 29 */ -/***/ function(module, exports, __webpack_require__) { - - 'use strict'; - - var _defineProperty2 = __webpack_require__(30); - - var _defineProperty3 = _interopRequireDefault(_defineProperty2); - - var _iterator2 = __webpack_require__(31); - - var _iterator3 = _interopRequireDefault(_iterator2); - - var _getPrototypeOf = __webpack_require__(67); - - var _getPrototypeOf2 = _interopRequireDefault(_getPrototypeOf); - - var _assign = __webpack_require__(71); - - var _assign2 = _interopRequireDefault(_assign); - - var _classCallCheck2 = __webpack_require__(1); - - var _classCallCheck3 = _interopRequireDefault(_classCallCheck2); - - var _createClass2 = __webpack_require__(2); - - var _createClass3 = _interopRequireDefault(_createClass2); - - var _possibleConstructorReturn2 = __webpack_require__(77); - - var _possibleConstructorReturn3 = _interopRequireDefault(_possibleConstructorReturn2); - - var _inherits2 = __webpack_require__(93); - - var _inherits3 = _interopRequireDefault(_inherits2); - - function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } - - var Lazy = __webpack_require__(101); - var Store = __webpack_require__(104); - var EventIndex = __webpack_require__(133); - - var EventStore = function (_Store) { - (0, _inherits3.default)(EventStore, _Store); - - function EventStore(ipfs, id, dbname, options) { - (0, _classCallCheck3.default)(this, EventStore); - - if (!options) options = {}; - if (!options.Index) (0, _assign2.default)(options, { Index: EventIndex }); - return (0, _possibleConstructorReturn3.default)(this, (0, _getPrototypeOf2.default)(EventStore).call(this, ipfs, id, dbname, options)); - } - - (0, _createClass3.default)(EventStore, [{ - key: 'add', - value: function add(data) { - return this._addOperation({ - op: 'ADD', - key: null, - value: data, - meta: { - ts: new Date().getTime() - } - }); - } - }, { - key: 'iterator', - value: function iterator(options) { - var _iterator; - - var messages = this._query(this.dbname, options); - var currentIndex = 0; - var iterator = (_iterator = {}, (0, _defineProperty3.default)(_iterator, _iterator3.default, function () { + iterator(options) { + const messages = this._query(this.dbname, options); + let currentIndex = 0; + let iterator = { + [Symbol.iterator]() { return this; - }), (0, _defineProperty3.default)(_iterator, 'next', function next() { - var item = { value: null, done: true }; - if (currentIndex < messages.length) { + }, + next() { + let item = { value: null, done: true }; + if(currentIndex < messages.length) { item = { value: messages[currentIndex], done: false }; - currentIndex++; + currentIndex ++; } return item; - }), (0, _defineProperty3.default)(_iterator, 'collect', function collect() { - return messages; - }), _iterator); - - return iterator; + }, + collect: () => messages } - }, { - key: '_query', - value: function _query(dbname, opts) { - if (!opts) opts = {}; - var amount = opts.limit ? opts.limit > -1 ? opts.limit : this._index.get().length : 1; // Return 1 if no limit is provided - var events = this._index.get(); - var result = []; + return iterator; + } - if (opts.gt || opts.gte) { - // Greater than case - result = this._read(events, opts.gt ? opts.gt : opts.gte, amount, opts.gte ? true : false); - } else { - // Lower than and lastN case, search latest first by reversing the sequence - result = this._read(events.reverse(), opts.lt ? opts.lt : opts.lte, amount, opts.lte || !opts.lt).reverse(); - } + _query(dbname, opts) { + if(!opts) opts = {}; - if (opts.reverse) result.reverse(); + const amount = opts.limit ? (opts.limit > -1 ? opts.limit : this._index.get().length) : 1; // Return 1 if no limit is provided + const events = this._index.get(); + let result = []; - return result.toArray(); + if(opts.gt || opts.gte) { + // Greater than case + result = this._read(events, opts.gt ? opts.gt : opts.gte, amount, opts.gte ? true : false) + } else { + // Lower than and lastN case, search latest first by reversing the sequence + result = this._read(events.reverse(), opts.lt ? opts.lt : opts.lte, amount, opts.lte || !opts.lt).reverse() } - }, { - key: '_read', - value: function _read(ops, hash, amount, inclusive) { - return Lazy(ops).skipWhile(function (f) { - return hash && f.hash !== hash; - }).drop(inclusive ? 0 : 1).take(amount); - } - }]); - return EventStore; - }(Store); + + if(opts.reverse) result.reverse(); + + return result.toArray(); + } + + _read(ops, hash, amount, inclusive) { + return Lazy(ops) + .skipWhile((f) => hash && f.hash !== hash) + .drop(inclusive ? 0 : 1) + .take(amount); + } + } module.exports = EventStore; + /***/ }, -/* 30 */ +/* 47 */ /***/ function(module, exports, __webpack_require__) { + module.exports = { "default": __webpack_require__(91), __esModule: true }; + +/***/ }, +/* 48 */ +/***/ function(module, exports) { + + "use strict"; "use strict"; exports.__esModule = true; - var _defineProperty = __webpack_require__(3); + exports.default = function (instance, Constructor) { + if (!(instance instanceof Constructor)) { + throw new TypeError("Cannot call a class as a function"); + } + }; + +/***/ }, +/* 49 */ +/***/ function(module, exports, __webpack_require__) { + + "use strict"; + "use strict"; + + exports.__esModule = true; + + var _defineProperty = __webpack_require__(89); var _defineProperty2 = _interopRequireDefault(_defineProperty); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } - exports.default = function (obj, key, value) { - if (key in obj) { - (0, _defineProperty2.default)(obj, key, { - value: value, - enumerable: true, - configurable: true, - writable: true - }); - } else { - obj[key] = value; + exports.default = function () { + function defineProperties(target, props) { + for (var i = 0; i < props.length; i++) { + var descriptor = props[i]; + descriptor.enumerable = descriptor.enumerable || false; + descriptor.configurable = true; + if ("value" in descriptor) descriptor.writable = true; + (0, _defineProperty2.default)(target, descriptor.key, descriptor); + } } - return obj; - }; - -/***/ }, -/* 31 */ -/***/ function(module, exports, __webpack_require__) { - - module.exports = { "default": __webpack_require__(32), __esModule: true }; - -/***/ }, -/* 32 */ -/***/ function(module, exports, __webpack_require__) { - - __webpack_require__(33); - __webpack_require__(62); - module.exports = __webpack_require__(66).f('iterator'); - -/***/ }, -/* 33 */ -/***/ function(module, exports, __webpack_require__) { - - 'use strict'; - var $at = __webpack_require__(34)(true); - - // 21.1.3.27 String.prototype[@@iterator]() - __webpack_require__(37)(String, 'String', function(iterated){ - this._t = String(iterated); // target - this._i = 0; // next index - // 21.1.5.2.1 %StringIteratorPrototype%.next() - }, function(){ - var O = this._t - , index = this._i - , point; - if(index >= O.length)return {value: undefined, done: true}; - point = $at(O, index); - this._i += point.length; - return {value: point, done: false}; - }); - -/***/ }, -/* 34 */ -/***/ function(module, exports, __webpack_require__) { - - var toInteger = __webpack_require__(35) - , defined = __webpack_require__(36); - // true -> String#at - // false -> String#codePointAt - module.exports = function(TO_STRING){ - return function(that, pos){ - var s = String(defined(that)) - , i = toInteger(pos) - , l = s.length - , a, b; - if(i < 0 || i >= l)return TO_STRING ? '' : undefined; - a = s.charCodeAt(i); - return a < 0xd800 || a > 0xdbff || i + 1 === l || (b = s.charCodeAt(i + 1)) < 0xdc00 || b > 0xdfff - ? TO_STRING ? s.charAt(i) : a - : TO_STRING ? s.slice(i, i + 2) : (a - 0xd800 << 10) + (b - 0xdc00) + 0x10000; + return function (Constructor, protoProps, staticProps) { + if (protoProps) defineProperties(Constructor.prototype, protoProps); + if (staticProps) defineProperties(Constructor, staticProps); + return Constructor; }; + }(); + +/***/ }, +/* 50 */ +/***/ function(module, exports) { + + // 7.2.1 RequireObjectCoercible(argument) + module.exports = function(it){ + if(it == undefined)throw TypeError("Can't call method on " + it); + return it; }; /***/ }, -/* 35 */ +/* 51 */ +/***/ function(module, exports, __webpack_require__) { + + var global = __webpack_require__(23) + , core = __webpack_require__(15) + , ctx = __webpack_require__(98) + , hide = __webpack_require__(102) + , PROTOTYPE = 'prototype'; + + var $export = function(type, name, source){ + var IS_FORCED = type & $export.F + , IS_GLOBAL = type & $export.G + , IS_STATIC = type & $export.S + , IS_PROTO = type & $export.P + , IS_BIND = type & $export.B + , IS_WRAP = type & $export.W + , exports = IS_GLOBAL ? core : core[name] || (core[name] = {}) + , expProto = exports[PROTOTYPE] + , target = IS_GLOBAL ? global : IS_STATIC ? global[name] : (global[name] || {})[PROTOTYPE] + , key, own, out; + if(IS_GLOBAL)source = name; + for(key in source){ + // contains in native + own = !IS_FORCED && target && target[key] !== undefined; + if(own && key in exports)continue; + // export native or passed + out = own ? target[key] : source[key]; + // prevent global pollution for namespaces + exports[key] = IS_GLOBAL && typeof target[key] != 'function' ? source[key] + // bind timers to global for call from export context + : IS_BIND && own ? ctx(out, global) + // wrap global constructors for prevent change them in library + : IS_WRAP && target[key] == out ? (function(C){ + var F = function(a, b, c){ + if(this instanceof C){ + switch(arguments.length){ + case 0: return new C; + case 1: return new C(a); + case 2: return new C(a, b); + } return new C(a, b, c); + } return C.apply(this, arguments); + }; + F[PROTOTYPE] = C[PROTOTYPE]; + return F; + // make static versions for prototype methods + })(out) : IS_PROTO && typeof out == 'function' ? ctx(Function.call, out) : out; + // export proto methods to core.%CONSTRUCTOR%.methods.%NAME% + if(IS_PROTO){ + (exports.virtual || (exports.virtual = {}))[key] = out; + // export proto methods to core.%CONSTRUCTOR%.prototype.%NAME% + if(type & $export.R && expProto && !expProto[key])hide(expProto, key, out); + } + } + }; + // type bitmap + $export.F = 1; // forced + $export.G = 2; // global + $export.S = 4; // static + $export.P = 8; // proto + $export.B = 16; // bind + $export.W = 32; // wrap + $export.U = 64; // safe + $export.R = 128; // real proto method for `library` + module.exports = $export; + +/***/ }, +/* 52 */ +/***/ function(module, exports, __webpack_require__) { + + // fallback for non-array-like ES3 and non-enumerable old V8 strings + var cof = __webpack_require__(97); + module.exports = Object('z').propertyIsEnumerable(0) ? Object : function(it){ + return cof(it) == 'String' ? it.split('') : Object(it); + }; + +/***/ }, +/* 53 */ +/***/ function(module, exports, __webpack_require__) { + + var anObject = __webpack_require__(95) + , IE8_DOM_DEFINE = __webpack_require__(103) + , toPrimitive = __webpack_require__(115) + , dP = Object.defineProperty; + + exports.f = __webpack_require__(16) ? Object.defineProperty : function defineProperty(O, P, Attributes){ + anObject(O); + P = toPrimitive(P, true); + anObject(Attributes); + if(IE8_DOM_DEFINE)try { + return dP(O, P, Attributes); + } catch(e){ /* empty */ } + if('get' in Attributes || 'set' in Attributes)throw TypeError('Accessors not supported!'); + if('value' in Attributes)O[P] = Attributes.value; + return O; + }; + +/***/ }, +/* 54 */ /***/ function(module, exports) { // 7.1.4 ToInteger @@ -2237,30 +4832,291 @@ var OrbitDB = }; /***/ }, -/* 36 */ -/***/ function(module, exports) { +/* 55 */ +/***/ function(module, exports, __webpack_require__) { - // 7.2.1 RequireObjectCoercible(argument) + // to indexed object, toObject with fallback for non-array-like ES3 strings + var IObject = __webpack_require__(52) + , defined = __webpack_require__(50); module.exports = function(it){ - if(it == undefined)throw TypeError("Can't call method on " + it); - return it; + return IObject(defined(it)); }; /***/ }, -/* 37 */ +/* 56 */ +/***/ function(module, exports) { + + /** + * Slice reference. + */ + + var slice = [].slice; + + /** + * Bind `obj` to `fn`. + * + * @param {Object} obj + * @param {Function|String} fn or string + * @return {Function} + * @api public + */ + + module.exports = function(obj, fn){ + if ('string' == typeof fn) fn = obj[fn]; + if ('function' != typeof fn) throw new Error('bind() requires a function'); + var args = slice.call(arguments, 2); + return function(){ + return fn.apply(obj, args.concat(slice.call(arguments))); + } + }; + + +/***/ }, +/* 57 */ +/***/ function(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['$' + event] || []) + .push(fn); + return this; + }; + + /** + * Adds an `event` listener that will be invoked a single + * time then automatically removed. + * + * @param {String} event + * @param {Function} fn + * @return {Emitter} + * @api public + */ + + Emitter.prototype.once = function(event, fn){ + function on() { + this.off(event, on); + fn.apply(this, arguments); + } + + on.fn = fn; + this.on(event, on); + return this; + }; + + /** + * Remove the given callback for `event` or all + * registered callbacks. + * + * @param {String} event + * @param {Function} fn + * @return {Emitter} + * @api public + */ + + Emitter.prototype.off = + Emitter.prototype.removeListener = + Emitter.prototype.removeAllListeners = + Emitter.prototype.removeEventListener = function(event, fn){ + this._callbacks = this._callbacks || {}; + + // all + if (0 == arguments.length) { + this._callbacks = {}; + return this; + } + + // specific event + var callbacks = this._callbacks['$' + event]; + if (!callbacks) return this; + + // remove all handlers + if (1 == arguments.length) { + delete this._callbacks['$' + event]; + return this; + } + + // remove specific handler + var cb; + for (var i = 0; i < callbacks.length; i++) { + cb = callbacks[i]; + if (cb === fn || cb.fn === fn) { + callbacks.splice(i, 1); + break; + } + } + return this; + }; + + /** + * Emit `event` with the given args. + * + * @param {String} event + * @param {Mixed} ... + * @return {Emitter} + */ + + Emitter.prototype.emit = function(event){ + this._callbacks = this._callbacks || {}; + var args = [].slice.call(arguments, 1) + , callbacks = this._callbacks['$' + event]; + + if (callbacks) { + callbacks = callbacks.slice(0); + for (var i = 0, len = callbacks.length; i < len; ++i) { + callbacks[i].apply(this, args); + } + } + + return this; + }; + + /** + * Return array of callbacks for `event`. + * + * @param {String} event + * @return {Array} + * @api public + */ + + Emitter.prototype.listeners = function(event){ + this._callbacks = this._callbacks || {}; + return this._callbacks['$' + event] || []; + }; + + /** + * Check if this emitter has `event` handlers. + * + * @param {String} event + * @return {Boolean} + * @api public + */ + + Emitter.prototype.hasListeners = function(event){ + return !! this.listeners(event).length; + }; + + +/***/ }, +/* 58 */ /***/ function(module, exports, __webpack_require__) { + // getting tag from 19.1.3.6 Object.prototype.toString() + var cof = __webpack_require__(18) + , TAG = __webpack_require__(1)('toStringTag') + // ES3 wrong here + , ARG = cof(function(){ return arguments; }()) == 'Arguments'; + + // fallback for IE11 Script Access Denied error + var tryGet = function(it, key){ + try { + return it[key]; + } catch(e){ /* empty */ } + }; + + module.exports = function(it){ + var O, T, B; + return it === undefined ? 'Undefined' : it === null ? 'Null' + // @@toStringTag case + : typeof (T = tryGet(O = Object(it), TAG)) == 'string' ? T + // builtinTag case + : ARG ? cof(O) + // ES3 arguments fallback + : (B = cof(O)) == 'Object' && typeof O.callee == 'function' ? 'Arguments' : B; + }; + +/***/ }, +/* 59 */ +/***/ function(module, exports) { + + // IE 8- don't enum bug keys + module.exports = ( + 'constructor,hasOwnProperty,isPrototypeOf,propertyIsEnumerable,toLocaleString,toString,valueOf' + ).split(','); + +/***/ }, +/* 60 */ +/***/ function(module, exports) { + + module.exports = function(exec){ + try { + return !!exec(); + } catch(e){ + return true; + } + }; + +/***/ }, +/* 61 */ +/***/ function(module, exports, __webpack_require__) { + + module.exports = __webpack_require__(2).document && document.documentElement; + +/***/ }, +/* 62 */ +/***/ function(module, exports, __webpack_require__) { + + module.exports = !__webpack_require__(6) && !__webpack_require__(60)(function(){ + return Object.defineProperty(__webpack_require__(28)('div'), 'a', {get: function(){ return 7; }}).a != 7; + }); + +/***/ }, +/* 63 */ +/***/ function(module, exports, __webpack_require__) { + + "use strict"; 'use strict'; - var LIBRARY = __webpack_require__(38) - , $export = __webpack_require__(6) - , redefine = __webpack_require__(39) - , hide = __webpack_require__(11) - , has = __webpack_require__(40) - , Iterators = __webpack_require__(41) - , $iterCreate = __webpack_require__(42) - , setToStringTag = __webpack_require__(58) - , getPrototypeOf = __webpack_require__(60) - , ITERATOR = __webpack_require__(59)('iterator') + var LIBRARY = __webpack_require__(64) + , $export = __webpack_require__(29) + , redefine = __webpack_require__(154) + , hide = __webpack_require__(8) + , has = __webpack_require__(11) + , Iterators = __webpack_require__(13) + , $iterCreate = __webpack_require__(142) + , setToStringTag = __webpack_require__(31) + , getPrototypeOf = __webpack_require__(149) + , ITERATOR = __webpack_require__(1)('iterator') , BUGGY = !([].keys && 'next' in [].keys()) // Safari has buggy iterators w/o `next` , FF_ITERATOR = '@@iterator' , KEYS = 'keys' @@ -2322,242 +5178,16 @@ var OrbitDB = }; /***/ }, -/* 38 */ +/* 64 */ /***/ function(module, exports) { module.exports = true; /***/ }, -/* 39 */ +/* 65 */ /***/ function(module, exports, __webpack_require__) { - module.exports = __webpack_require__(11); - -/***/ }, -/* 40 */ -/***/ function(module, exports) { - - var hasOwnProperty = {}.hasOwnProperty; - module.exports = function(it, key){ - return hasOwnProperty.call(it, key); - }; - -/***/ }, -/* 41 */ -/***/ function(module, exports) { - - module.exports = {}; - -/***/ }, -/* 42 */ -/***/ function(module, exports, __webpack_require__) { - - 'use strict'; - var create = __webpack_require__(43) - , descriptor = __webpack_require__(20) - , setToStringTag = __webpack_require__(58) - , IteratorPrototype = {}; - - // 25.1.2.1.1 %IteratorPrototype%[@@iterator]() - __webpack_require__(11)(IteratorPrototype, __webpack_require__(59)('iterator'), function(){ return this; }); - - module.exports = function(Constructor, NAME, next){ - Constructor.prototype = create(IteratorPrototype, {next: descriptor(1, next)}); - setToStringTag(Constructor, NAME + ' Iterator'); - }; - -/***/ }, -/* 43 */ -/***/ function(module, exports, __webpack_require__) { - - // 19.1.2.2 / 15.2.3.5 Object.create(O [, Properties]) - var anObject = __webpack_require__(13) - , dPs = __webpack_require__(44) - , enumBugKeys = __webpack_require__(56) - , IE_PROTO = __webpack_require__(53)('IE_PROTO') - , Empty = function(){ /* empty */ } - , PROTOTYPE = 'prototype'; - - // Create object with fake `null` prototype: use iframe Object with cleared prototype - var createDict = function(){ - // Thrash, waste and sodomy: IE GC bug - var iframe = __webpack_require__(18)('iframe') - , i = enumBugKeys.length - , gt = '>' - , iframeDocument; - iframe.style.display = 'none'; - __webpack_require__(57).appendChild(iframe); - iframe.src = 'javascript:'; // eslint-disable-line no-script-url - // createDict = iframe.contentWindow.Object; - // html.removeChild(iframe); - iframeDocument = iframe.contentWindow.document; - iframeDocument.open(); - iframeDocument.write('