mirror of
https://github.com/flynx/pWiki.git
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5153 lines
145 KiB
JavaScript
Executable File
5153 lines
145 KiB
JavaScript
Executable File
// PouchDB indexeddb plugin 7.3.0
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(function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()({1:[function(_dereq_,module,exports){
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'use strict';
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module.exports = argsArray;
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function argsArray(fun) {
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return function () {
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var len = arguments.length;
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if (len) {
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var args = [];
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var i = -1;
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while (++i < len) {
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args[i] = arguments[i];
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}
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return fun.call(this, args);
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} else {
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return fun.call(this, []);
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}
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};
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}
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},{}],2:[function(_dereq_,module,exports){
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},{}],3:[function(_dereq_,module,exports){
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// Copyright Joyent, Inc. and other Node contributors.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to permit
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// persons to whom the Software is furnished to do so, subject to the
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// following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
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// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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// USE OR OTHER DEALINGS IN THE SOFTWARE.
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var objectCreate = Object.create || objectCreatePolyfill
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var objectKeys = Object.keys || objectKeysPolyfill
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var bind = Function.prototype.bind || functionBindPolyfill
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function EventEmitter() {
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if (!this._events || !Object.prototype.hasOwnProperty.call(this, '_events')) {
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this._events = objectCreate(null);
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this._eventsCount = 0;
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}
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this._maxListeners = this._maxListeners || undefined;
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}
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module.exports = EventEmitter;
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// Backwards-compat with node 0.10.x
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EventEmitter.EventEmitter = EventEmitter;
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EventEmitter.prototype._events = undefined;
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EventEmitter.prototype._maxListeners = undefined;
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// By default EventEmitters will print a warning if more than 10 listeners are
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// added to it. This is a useful default which helps finding memory leaks.
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var defaultMaxListeners = 10;
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var hasDefineProperty;
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try {
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var o = {};
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if (Object.defineProperty) Object.defineProperty(o, 'x', { value: 0 });
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hasDefineProperty = o.x === 0;
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} catch (err) { hasDefineProperty = false }
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if (hasDefineProperty) {
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Object.defineProperty(EventEmitter, 'defaultMaxListeners', {
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enumerable: true,
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get: function() {
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return defaultMaxListeners;
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},
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set: function(arg) {
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// check whether the input is a positive number (whose value is zero or
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// greater and not a NaN).
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if (typeof arg !== 'number' || arg < 0 || arg !== arg)
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throw new TypeError('"defaultMaxListeners" must be a positive number');
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defaultMaxListeners = arg;
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}
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});
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} else {
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EventEmitter.defaultMaxListeners = defaultMaxListeners;
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}
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// Obviously not all Emitters should be limited to 10. This function allows
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// that to be increased. Set to zero for unlimited.
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EventEmitter.prototype.setMaxListeners = function setMaxListeners(n) {
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if (typeof n !== 'number' || n < 0 || isNaN(n))
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throw new TypeError('"n" argument must be a positive number');
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this._maxListeners = n;
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return this;
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};
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function $getMaxListeners(that) {
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if (that._maxListeners === undefined)
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return EventEmitter.defaultMaxListeners;
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return that._maxListeners;
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}
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EventEmitter.prototype.getMaxListeners = function getMaxListeners() {
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return $getMaxListeners(this);
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};
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// These standalone emit* functions are used to optimize calling of event
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// handlers for fast cases because emit() itself often has a variable number of
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// arguments and can be deoptimized because of that. These functions always have
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// the same number of arguments and thus do not get deoptimized, so the code
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// inside them can execute faster.
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function emitNone(handler, isFn, self) {
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if (isFn)
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handler.call(self);
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else {
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var len = handler.length;
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var listeners = arrayClone(handler, len);
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for (var i = 0; i < len; ++i)
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listeners[i].call(self);
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}
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}
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function emitOne(handler, isFn, self, arg1) {
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if (isFn)
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handler.call(self, arg1);
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else {
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var len = handler.length;
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var listeners = arrayClone(handler, len);
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for (var i = 0; i < len; ++i)
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listeners[i].call(self, arg1);
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}
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}
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function emitTwo(handler, isFn, self, arg1, arg2) {
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if (isFn)
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handler.call(self, arg1, arg2);
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else {
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var len = handler.length;
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var listeners = arrayClone(handler, len);
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for (var i = 0; i < len; ++i)
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listeners[i].call(self, arg1, arg2);
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}
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}
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function emitThree(handler, isFn, self, arg1, arg2, arg3) {
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if (isFn)
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handler.call(self, arg1, arg2, arg3);
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else {
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var len = handler.length;
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var listeners = arrayClone(handler, len);
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for (var i = 0; i < len; ++i)
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listeners[i].call(self, arg1, arg2, arg3);
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}
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}
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function emitMany(handler, isFn, self, args) {
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if (isFn)
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handler.apply(self, args);
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else {
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var len = handler.length;
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var listeners = arrayClone(handler, len);
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for (var i = 0; i < len; ++i)
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listeners[i].apply(self, args);
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}
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}
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EventEmitter.prototype.emit = function emit(type) {
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var er, handler, len, args, i, events;
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var doError = (type === 'error');
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events = this._events;
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if (events)
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doError = (doError && events.error == null);
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else if (!doError)
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return false;
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// If there is no 'error' event listener then throw.
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if (doError) {
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if (arguments.length > 1)
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er = arguments[1];
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if (er instanceof Error) {
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throw er; // Unhandled 'error' event
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} else {
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// At least give some kind of context to the user
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var err = new Error('Unhandled "error" event. (' + er + ')');
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err.context = er;
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throw err;
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}
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return false;
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}
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handler = events[type];
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if (!handler)
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return false;
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var isFn = typeof handler === 'function';
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len = arguments.length;
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switch (len) {
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// fast cases
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case 1:
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emitNone(handler, isFn, this);
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break;
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case 2:
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emitOne(handler, isFn, this, arguments[1]);
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break;
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case 3:
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emitTwo(handler, isFn, this, arguments[1], arguments[2]);
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break;
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case 4:
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emitThree(handler, isFn, this, arguments[1], arguments[2], arguments[3]);
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break;
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// slower
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default:
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args = new Array(len - 1);
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for (i = 1; i < len; i++)
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args[i - 1] = arguments[i];
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emitMany(handler, isFn, this, args);
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}
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return true;
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};
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function _addListener(target, type, listener, prepend) {
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var m;
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var events;
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var existing;
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if (typeof listener !== 'function')
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throw new TypeError('"listener" argument must be a function');
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events = target._events;
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if (!events) {
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events = target._events = objectCreate(null);
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target._eventsCount = 0;
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} else {
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// To avoid recursion in the case that type === "newListener"! Before
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// adding it to the listeners, first emit "newListener".
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if (events.newListener) {
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target.emit('newListener', type,
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listener.listener ? listener.listener : listener);
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// Re-assign `events` because a newListener handler could have caused the
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// this._events to be assigned to a new object
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events = target._events;
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}
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existing = events[type];
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}
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if (!existing) {
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// Optimize the case of one listener. Don't need the extra array object.
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existing = events[type] = listener;
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++target._eventsCount;
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} else {
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if (typeof existing === 'function') {
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// Adding the second element, need to change to array.
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existing = events[type] =
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prepend ? [listener, existing] : [existing, listener];
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} else {
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// If we've already got an array, just append.
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if (prepend) {
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existing.unshift(listener);
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} else {
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existing.push(listener);
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}
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}
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// Check for listener leak
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if (!existing.warned) {
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m = $getMaxListeners(target);
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if (m && m > 0 && existing.length > m) {
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existing.warned = true;
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var w = new Error('Possible EventEmitter memory leak detected. ' +
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existing.length + ' "' + String(type) + '" listeners ' +
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'added. Use emitter.setMaxListeners() to ' +
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'increase limit.');
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w.name = 'MaxListenersExceededWarning';
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w.emitter = target;
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w.type = type;
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w.count = existing.length;
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if (typeof console === 'object' && console.warn) {
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console.warn('%s: %s', w.name, w.message);
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}
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}
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}
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}
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return target;
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}
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EventEmitter.prototype.addListener = function addListener(type, listener) {
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return _addListener(this, type, listener, false);
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};
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EventEmitter.prototype.on = EventEmitter.prototype.addListener;
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EventEmitter.prototype.prependListener =
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function prependListener(type, listener) {
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return _addListener(this, type, listener, true);
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};
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function onceWrapper() {
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if (!this.fired) {
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this.target.removeListener(this.type, this.wrapFn);
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this.fired = true;
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switch (arguments.length) {
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case 0:
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return this.listener.call(this.target);
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case 1:
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return this.listener.call(this.target, arguments[0]);
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case 2:
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return this.listener.call(this.target, arguments[0], arguments[1]);
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case 3:
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return this.listener.call(this.target, arguments[0], arguments[1],
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arguments[2]);
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default:
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var args = new Array(arguments.length);
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for (var i = 0; i < args.length; ++i)
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args[i] = arguments[i];
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this.listener.apply(this.target, args);
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}
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}
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}
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function _onceWrap(target, type, listener) {
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var state = { fired: false, wrapFn: undefined, target: target, type: type, listener: listener };
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var wrapped = bind.call(onceWrapper, state);
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wrapped.listener = listener;
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state.wrapFn = wrapped;
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return wrapped;
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}
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EventEmitter.prototype.once = function once(type, listener) {
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if (typeof listener !== 'function')
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throw new TypeError('"listener" argument must be a function');
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this.on(type, _onceWrap(this, type, listener));
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return this;
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};
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EventEmitter.prototype.prependOnceListener =
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function prependOnceListener(type, listener) {
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if (typeof listener !== 'function')
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throw new TypeError('"listener" argument must be a function');
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this.prependListener(type, _onceWrap(this, type, listener));
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return this;
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};
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// Emits a 'removeListener' event if and only if the listener was removed.
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EventEmitter.prototype.removeListener =
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function removeListener(type, listener) {
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var list, events, position, i, originalListener;
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if (typeof listener !== 'function')
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throw new TypeError('"listener" argument must be a function');
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events = this._events;
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if (!events)
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return this;
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list = events[type];
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if (!list)
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return this;
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if (list === listener || list.listener === listener) {
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if (--this._eventsCount === 0)
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this._events = objectCreate(null);
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else {
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delete events[type];
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if (events.removeListener)
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this.emit('removeListener', type, list.listener || listener);
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}
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} else if (typeof list !== 'function') {
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position = -1;
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for (i = list.length - 1; i >= 0; i--) {
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if (list[i] === listener || list[i].listener === listener) {
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originalListener = list[i].listener;
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position = i;
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break;
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}
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}
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if (position < 0)
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return this;
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if (position === 0)
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list.shift();
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else
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spliceOne(list, position);
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if (list.length === 1)
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events[type] = list[0];
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if (events.removeListener)
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this.emit('removeListener', type, originalListener || listener);
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}
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return this;
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};
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EventEmitter.prototype.removeAllListeners =
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function removeAllListeners(type) {
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var listeners, events, i;
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events = this._events;
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if (!events)
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return this;
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// not listening for removeListener, no need to emit
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if (!events.removeListener) {
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if (arguments.length === 0) {
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this._events = objectCreate(null);
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this._eventsCount = 0;
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} else if (events[type]) {
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if (--this._eventsCount === 0)
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this._events = objectCreate(null);
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else
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delete events[type];
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}
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return this;
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}
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// emit removeListener for all listeners on all events
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if (arguments.length === 0) {
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var keys = objectKeys(events);
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var key;
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for (i = 0; i < keys.length; ++i) {
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key = keys[i];
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if (key === 'removeListener') continue;
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this.removeAllListeners(key);
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}
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this.removeAllListeners('removeListener');
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this._events = objectCreate(null);
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this._eventsCount = 0;
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return this;
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}
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listeners = events[type];
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if (typeof listeners === 'function') {
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this.removeListener(type, listeners);
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} else if (listeners) {
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// LIFO order
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for (i = listeners.length - 1; i >= 0; i--) {
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this.removeListener(type, listeners[i]);
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}
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}
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return this;
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};
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function _listeners(target, type, unwrap) {
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var events = target._events;
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if (!events)
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return [];
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var evlistener = events[type];
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if (!evlistener)
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return [];
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if (typeof evlistener === 'function')
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return unwrap ? [evlistener.listener || evlistener] : [evlistener];
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return unwrap ? unwrapListeners(evlistener) : arrayClone(evlistener, evlistener.length);
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}
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EventEmitter.prototype.listeners = function listeners(type) {
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return _listeners(this, type, true);
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};
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EventEmitter.prototype.rawListeners = function rawListeners(type) {
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return _listeners(this, type, false);
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};
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EventEmitter.listenerCount = function(emitter, type) {
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if (typeof emitter.listenerCount === 'function') {
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return emitter.listenerCount(type);
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} else {
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return listenerCount.call(emitter, type);
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}
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};
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EventEmitter.prototype.listenerCount = listenerCount;
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function listenerCount(type) {
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var events = this._events;
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|
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if (events) {
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var evlistener = events[type];
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if (typeof evlistener === 'function') {
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return 1;
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} else if (evlistener) {
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return evlistener.length;
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}
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}
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return 0;
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}
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EventEmitter.prototype.eventNames = function eventNames() {
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|
return this._eventsCount > 0 ? Reflect.ownKeys(this._events) : [];
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|
};
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|
|
|
// About 1.5x faster than the two-arg version of Array#splice().
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|
function spliceOne(list, index) {
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for (var i = index, k = i + 1, n = list.length; k < n; i += 1, k += 1)
|
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list[i] = list[k];
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list.pop();
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}
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function arrayClone(arr, n) {
|
|
var copy = new Array(n);
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|
for (var i = 0; i < n; ++i)
|
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copy[i] = arr[i];
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return copy;
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}
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|
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function unwrapListeners(arr) {
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var ret = new Array(arr.length);
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for (var i = 0; i < ret.length; ++i) {
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ret[i] = arr[i].listener || arr[i];
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}
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return ret;
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}
|
|
|
|
function objectCreatePolyfill(proto) {
|
|
var F = function() {};
|
|
F.prototype = proto;
|
|
return new F;
|
|
}
|
|
function objectKeysPolyfill(obj) {
|
|
var keys = [];
|
|
for (var k in obj) if (Object.prototype.hasOwnProperty.call(obj, k)) {
|
|
keys.push(k);
|
|
}
|
|
return k;
|
|
}
|
|
function functionBindPolyfill(context) {
|
|
var fn = this;
|
|
return function () {
|
|
return fn.apply(context, arguments);
|
|
};
|
|
}
|
|
|
|
},{}],4:[function(_dereq_,module,exports){
|
|
'use strict';
|
|
var types = [
|
|
_dereq_(2),
|
|
_dereq_(7),
|
|
_dereq_(6),
|
|
_dereq_(5),
|
|
_dereq_(8),
|
|
_dereq_(9)
|
|
];
|
|
var draining;
|
|
var currentQueue;
|
|
var queueIndex = -1;
|
|
var queue = [];
|
|
var scheduled = false;
|
|
function cleanUpNextTick() {
|
|
if (!draining || !currentQueue) {
|
|
return;
|
|
}
|
|
draining = false;
|
|
if (currentQueue.length) {
|
|
queue = currentQueue.concat(queue);
|
|
} else {
|
|
queueIndex = -1;
|
|
}
|
|
if (queue.length) {
|
|
nextTick();
|
|
}
|
|
}
|
|
|
|
//named nextTick for less confusing stack traces
|
|
function nextTick() {
|
|
if (draining) {
|
|
return;
|
|
}
|
|
scheduled = false;
|
|
draining = true;
|
|
var len = queue.length;
|
|
var timeout = setTimeout(cleanUpNextTick);
|
|
while (len) {
|
|
currentQueue = queue;
|
|
queue = [];
|
|
while (currentQueue && ++queueIndex < len) {
|
|
currentQueue[queueIndex].run();
|
|
}
|
|
queueIndex = -1;
|
|
len = queue.length;
|
|
}
|
|
currentQueue = null;
|
|
queueIndex = -1;
|
|
draining = false;
|
|
clearTimeout(timeout);
|
|
}
|
|
var scheduleDrain;
|
|
var i = -1;
|
|
var len = types.length;
|
|
while (++i < len) {
|
|
if (types[i] && types[i].test && types[i].test()) {
|
|
scheduleDrain = types[i].install(nextTick);
|
|
break;
|
|
}
|
|
}
|
|
// v8 likes predictible objects
|
|
function Item(fun, array) {
|
|
this.fun = fun;
|
|
this.array = array;
|
|
}
|
|
Item.prototype.run = function () {
|
|
var fun = this.fun;
|
|
var array = this.array;
|
|
switch (array.length) {
|
|
case 0:
|
|
return fun();
|
|
case 1:
|
|
return fun(array[0]);
|
|
case 2:
|
|
return fun(array[0], array[1]);
|
|
case 3:
|
|
return fun(array[0], array[1], array[2]);
|
|
default:
|
|
return fun.apply(null, array);
|
|
}
|
|
|
|
};
|
|
module.exports = immediate;
|
|
function immediate(task) {
|
|
var args = new Array(arguments.length - 1);
|
|
if (arguments.length > 1) {
|
|
for (var i = 1; i < arguments.length; i++) {
|
|
args[i - 1] = arguments[i];
|
|
}
|
|
}
|
|
queue.push(new Item(task, args));
|
|
if (!scheduled && !draining) {
|
|
scheduled = true;
|
|
scheduleDrain();
|
|
}
|
|
}
|
|
|
|
},{"2":2,"5":5,"6":6,"7":7,"8":8,"9":9}],5:[function(_dereq_,module,exports){
|
|
(function (global){(function (){
|
|
'use strict';
|
|
|
|
exports.test = function () {
|
|
if (global.setImmediate) {
|
|
// we can only get here in IE10
|
|
// which doesn't handel postMessage well
|
|
return false;
|
|
}
|
|
return typeof global.MessageChannel !== 'undefined';
|
|
};
|
|
|
|
exports.install = function (func) {
|
|
var channel = new global.MessageChannel();
|
|
channel.port1.onmessage = func;
|
|
return function () {
|
|
channel.port2.postMessage(0);
|
|
};
|
|
};
|
|
}).call(this)}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
|
|
},{}],6:[function(_dereq_,module,exports){
|
|
(function (global){(function (){
|
|
'use strict';
|
|
//based off rsvp https://github.com/tildeio/rsvp.js
|
|
//license https://github.com/tildeio/rsvp.js/blob/master/LICENSE
|
|
//https://github.com/tildeio/rsvp.js/blob/master/lib/rsvp/asap.js
|
|
|
|
var Mutation = global.MutationObserver || global.WebKitMutationObserver;
|
|
|
|
exports.test = function () {
|
|
return Mutation;
|
|
};
|
|
|
|
exports.install = function (handle) {
|
|
var called = 0;
|
|
var observer = new Mutation(handle);
|
|
var element = global.document.createTextNode('');
|
|
observer.observe(element, {
|
|
characterData: true
|
|
});
|
|
return function () {
|
|
element.data = (called = ++called % 2);
|
|
};
|
|
};
|
|
}).call(this)}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
|
|
},{}],7:[function(_dereq_,module,exports){
|
|
(function (global){(function (){
|
|
'use strict';
|
|
exports.test = function () {
|
|
return typeof global.queueMicrotask === 'function';
|
|
};
|
|
|
|
exports.install = function (func) {
|
|
return function () {
|
|
global.queueMicrotask(func);
|
|
};
|
|
};
|
|
|
|
}).call(this)}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
|
|
},{}],8:[function(_dereq_,module,exports){
|
|
(function (global){(function (){
|
|
'use strict';
|
|
|
|
exports.test = function () {
|
|
return 'document' in global && 'onreadystatechange' in global.document.createElement('script');
|
|
};
|
|
|
|
exports.install = function (handle) {
|
|
return function () {
|
|
|
|
// Create a <script> element; its readystatechange event will be fired asynchronously once it is inserted
|
|
// into the document. Do so, thus queuing up the task. Remember to clean up once it's been called.
|
|
var scriptEl = global.document.createElement('script');
|
|
scriptEl.onreadystatechange = function () {
|
|
handle();
|
|
|
|
scriptEl.onreadystatechange = null;
|
|
scriptEl.parentNode.removeChild(scriptEl);
|
|
scriptEl = null;
|
|
};
|
|
global.document.documentElement.appendChild(scriptEl);
|
|
|
|
return handle;
|
|
};
|
|
};
|
|
}).call(this)}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
|
|
},{}],9:[function(_dereq_,module,exports){
|
|
'use strict';
|
|
exports.test = function () {
|
|
return true;
|
|
};
|
|
|
|
exports.install = function (t) {
|
|
return function () {
|
|
setTimeout(t, 0);
|
|
};
|
|
};
|
|
},{}],10:[function(_dereq_,module,exports){
|
|
if (typeof Object.create === 'function') {
|
|
// implementation from standard node.js 'util' module
|
|
module.exports = function inherits(ctor, superCtor) {
|
|
if (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) {
|
|
if (superCtor) {
|
|
ctor.super_ = superCtor
|
|
var TempCtor = function () {}
|
|
TempCtor.prototype = superCtor.prototype
|
|
ctor.prototype = new TempCtor()
|
|
ctor.prototype.constructor = ctor
|
|
}
|
|
}
|
|
}
|
|
|
|
},{}],11:[function(_dereq_,module,exports){
|
|
(function (factory) {
|
|
if (typeof exports === 'object') {
|
|
// Node/CommonJS
|
|
module.exports = factory();
|
|
} else if (typeof define === 'function' && define.amd) {
|
|
// AMD
|
|
define(factory);
|
|
} else {
|
|
// Browser globals (with support for web workers)
|
|
var glob;
|
|
|
|
try {
|
|
glob = window;
|
|
} catch (e) {
|
|
glob = self;
|
|
}
|
|
|
|
glob.SparkMD5 = factory();
|
|
}
|
|
}(function (undefined) {
|
|
|
|
'use strict';
|
|
|
|
/*
|
|
* Fastest md5 implementation around (JKM md5).
|
|
* Credits: Joseph Myers
|
|
*
|
|
* @see http://www.myersdaily.org/joseph/javascript/md5-text.html
|
|
* @see http://jsperf.com/md5-shootout/7
|
|
*/
|
|
|
|
/* this function is much faster,
|
|
so if possible we use it. Some IEs
|
|
are the only ones I know of that
|
|
need the idiotic second function,
|
|
generated by an if clause. */
|
|
var add32 = function (a, b) {
|
|
return (a + b) & 0xFFFFFFFF;
|
|
},
|
|
hex_chr = ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'];
|
|
|
|
|
|
function cmn(q, a, b, x, s, t) {
|
|
a = add32(add32(a, q), add32(x, t));
|
|
return add32((a << s) | (a >>> (32 - s)), b);
|
|
}
|
|
|
|
function md5cycle(x, k) {
|
|
var a = x[0],
|
|
b = x[1],
|
|
c = x[2],
|
|
d = x[3];
|
|
|
|
a += (b & c | ~b & d) + k[0] - 680876936 | 0;
|
|
a = (a << 7 | a >>> 25) + b | 0;
|
|
d += (a & b | ~a & c) + k[1] - 389564586 | 0;
|
|
d = (d << 12 | d >>> 20) + a | 0;
|
|
c += (d & a | ~d & b) + k[2] + 606105819 | 0;
|
|
c = (c << 17 | c >>> 15) + d | 0;
|
|
b += (c & d | ~c & a) + k[3] - 1044525330 | 0;
|
|
b = (b << 22 | b >>> 10) + c | 0;
|
|
a += (b & c | ~b & d) + k[4] - 176418897 | 0;
|
|
a = (a << 7 | a >>> 25) + b | 0;
|
|
d += (a & b | ~a & c) + k[5] + 1200080426 | 0;
|
|
d = (d << 12 | d >>> 20) + a | 0;
|
|
c += (d & a | ~d & b) + k[6] - 1473231341 | 0;
|
|
c = (c << 17 | c >>> 15) + d | 0;
|
|
b += (c & d | ~c & a) + k[7] - 45705983 | 0;
|
|
b = (b << 22 | b >>> 10) + c | 0;
|
|
a += (b & c | ~b & d) + k[8] + 1770035416 | 0;
|
|
a = (a << 7 | a >>> 25) + b | 0;
|
|
d += (a & b | ~a & c) + k[9] - 1958414417 | 0;
|
|
d = (d << 12 | d >>> 20) + a | 0;
|
|
c += (d & a | ~d & b) + k[10] - 42063 | 0;
|
|
c = (c << 17 | c >>> 15) + d | 0;
|
|
b += (c & d | ~c & a) + k[11] - 1990404162 | 0;
|
|
b = (b << 22 | b >>> 10) + c | 0;
|
|
a += (b & c | ~b & d) + k[12] + 1804603682 | 0;
|
|
a = (a << 7 | a >>> 25) + b | 0;
|
|
d += (a & b | ~a & c) + k[13] - 40341101 | 0;
|
|
d = (d << 12 | d >>> 20) + a | 0;
|
|
c += (d & a | ~d & b) + k[14] - 1502002290 | 0;
|
|
c = (c << 17 | c >>> 15) + d | 0;
|
|
b += (c & d | ~c & a) + k[15] + 1236535329 | 0;
|
|
b = (b << 22 | b >>> 10) + c | 0;
|
|
|
|
a += (b & d | c & ~d) + k[1] - 165796510 | 0;
|
|
a = (a << 5 | a >>> 27) + b | 0;
|
|
d += (a & c | b & ~c) + k[6] - 1069501632 | 0;
|
|
d = (d << 9 | d >>> 23) + a | 0;
|
|
c += (d & b | a & ~b) + k[11] + 643717713 | 0;
|
|
c = (c << 14 | c >>> 18) + d | 0;
|
|
b += (c & a | d & ~a) + k[0] - 373897302 | 0;
|
|
b = (b << 20 | b >>> 12) + c | 0;
|
|
a += (b & d | c & ~d) + k[5] - 701558691 | 0;
|
|
a = (a << 5 | a >>> 27) + b | 0;
|
|
d += (a & c | b & ~c) + k[10] + 38016083 | 0;
|
|
d = (d << 9 | d >>> 23) + a | 0;
|
|
c += (d & b | a & ~b) + k[15] - 660478335 | 0;
|
|
c = (c << 14 | c >>> 18) + d | 0;
|
|
b += (c & a | d & ~a) + k[4] - 405537848 | 0;
|
|
b = (b << 20 | b >>> 12) + c | 0;
|
|
a += (b & d | c & ~d) + k[9] + 568446438 | 0;
|
|
a = (a << 5 | a >>> 27) + b | 0;
|
|
d += (a & c | b & ~c) + k[14] - 1019803690 | 0;
|
|
d = (d << 9 | d >>> 23) + a | 0;
|
|
c += (d & b | a & ~b) + k[3] - 187363961 | 0;
|
|
c = (c << 14 | c >>> 18) + d | 0;
|
|
b += (c & a | d & ~a) + k[8] + 1163531501 | 0;
|
|
b = (b << 20 | b >>> 12) + c | 0;
|
|
a += (b & d | c & ~d) + k[13] - 1444681467 | 0;
|
|
a = (a << 5 | a >>> 27) + b | 0;
|
|
d += (a & c | b & ~c) + k[2] - 51403784 | 0;
|
|
d = (d << 9 | d >>> 23) + a | 0;
|
|
c += (d & b | a & ~b) + k[7] + 1735328473 | 0;
|
|
c = (c << 14 | c >>> 18) + d | 0;
|
|
b += (c & a | d & ~a) + k[12] - 1926607734 | 0;
|
|
b = (b << 20 | b >>> 12) + c | 0;
|
|
|
|
a += (b ^ c ^ d) + k[5] - 378558 | 0;
|
|
a = (a << 4 | a >>> 28) + b | 0;
|
|
d += (a ^ b ^ c) + k[8] - 2022574463 | 0;
|
|
d = (d << 11 | d >>> 21) + a | 0;
|
|
c += (d ^ a ^ b) + k[11] + 1839030562 | 0;
|
|
c = (c << 16 | c >>> 16) + d | 0;
|
|
b += (c ^ d ^ a) + k[14] - 35309556 | 0;
|
|
b = (b << 23 | b >>> 9) + c | 0;
|
|
a += (b ^ c ^ d) + k[1] - 1530992060 | 0;
|
|
a = (a << 4 | a >>> 28) + b | 0;
|
|
d += (a ^ b ^ c) + k[4] + 1272893353 | 0;
|
|
d = (d << 11 | d >>> 21) + a | 0;
|
|
c += (d ^ a ^ b) + k[7] - 155497632 | 0;
|
|
c = (c << 16 | c >>> 16) + d | 0;
|
|
b += (c ^ d ^ a) + k[10] - 1094730640 | 0;
|
|
b = (b << 23 | b >>> 9) + c | 0;
|
|
a += (b ^ c ^ d) + k[13] + 681279174 | 0;
|
|
a = (a << 4 | a >>> 28) + b | 0;
|
|
d += (a ^ b ^ c) + k[0] - 358537222 | 0;
|
|
d = (d << 11 | d >>> 21) + a | 0;
|
|
c += (d ^ a ^ b) + k[3] - 722521979 | 0;
|
|
c = (c << 16 | c >>> 16) + d | 0;
|
|
b += (c ^ d ^ a) + k[6] + 76029189 | 0;
|
|
b = (b << 23 | b >>> 9) + c | 0;
|
|
a += (b ^ c ^ d) + k[9] - 640364487 | 0;
|
|
a = (a << 4 | a >>> 28) + b | 0;
|
|
d += (a ^ b ^ c) + k[12] - 421815835 | 0;
|
|
d = (d << 11 | d >>> 21) + a | 0;
|
|
c += (d ^ a ^ b) + k[15] + 530742520 | 0;
|
|
c = (c << 16 | c >>> 16) + d | 0;
|
|
b += (c ^ d ^ a) + k[2] - 995338651 | 0;
|
|
b = (b << 23 | b >>> 9) + c | 0;
|
|
|
|
a += (c ^ (b | ~d)) + k[0] - 198630844 | 0;
|
|
a = (a << 6 | a >>> 26) + b | 0;
|
|
d += (b ^ (a | ~c)) + k[7] + 1126891415 | 0;
|
|
d = (d << 10 | d >>> 22) + a | 0;
|
|
c += (a ^ (d | ~b)) + k[14] - 1416354905 | 0;
|
|
c = (c << 15 | c >>> 17) + d | 0;
|
|
b += (d ^ (c | ~a)) + k[5] - 57434055 | 0;
|
|
b = (b << 21 |b >>> 11) + c | 0;
|
|
a += (c ^ (b | ~d)) + k[12] + 1700485571 | 0;
|
|
a = (a << 6 | a >>> 26) + b | 0;
|
|
d += (b ^ (a | ~c)) + k[3] - 1894986606 | 0;
|
|
d = (d << 10 | d >>> 22) + a | 0;
|
|
c += (a ^ (d | ~b)) + k[10] - 1051523 | 0;
|
|
c = (c << 15 | c >>> 17) + d | 0;
|
|
b += (d ^ (c | ~a)) + k[1] - 2054922799 | 0;
|
|
b = (b << 21 |b >>> 11) + c | 0;
|
|
a += (c ^ (b | ~d)) + k[8] + 1873313359 | 0;
|
|
a = (a << 6 | a >>> 26) + b | 0;
|
|
d += (b ^ (a | ~c)) + k[15] - 30611744 | 0;
|
|
d = (d << 10 | d >>> 22) + a | 0;
|
|
c += (a ^ (d | ~b)) + k[6] - 1560198380 | 0;
|
|
c = (c << 15 | c >>> 17) + d | 0;
|
|
b += (d ^ (c | ~a)) + k[13] + 1309151649 | 0;
|
|
b = (b << 21 |b >>> 11) + c | 0;
|
|
a += (c ^ (b | ~d)) + k[4] - 145523070 | 0;
|
|
a = (a << 6 | a >>> 26) + b | 0;
|
|
d += (b ^ (a | ~c)) + k[11] - 1120210379 | 0;
|
|
d = (d << 10 | d >>> 22) + a | 0;
|
|
c += (a ^ (d | ~b)) + k[2] + 718787259 | 0;
|
|
c = (c << 15 | c >>> 17) + d | 0;
|
|
b += (d ^ (c | ~a)) + k[9] - 343485551 | 0;
|
|
b = (b << 21 | b >>> 11) + c | 0;
|
|
|
|
x[0] = a + x[0] | 0;
|
|
x[1] = b + x[1] | 0;
|
|
x[2] = c + x[2] | 0;
|
|
x[3] = d + x[3] | 0;
|
|
}
|
|
|
|
function md5blk(s) {
|
|
var md5blks = [],
|
|
i; /* Andy King said do it this way. */
|
|
|
|
for (i = 0; i < 64; i += 4) {
|
|
md5blks[i >> 2] = s.charCodeAt(i) + (s.charCodeAt(i + 1) << 8) + (s.charCodeAt(i + 2) << 16) + (s.charCodeAt(i + 3) << 24);
|
|
}
|
|
return md5blks;
|
|
}
|
|
|
|
function md5blk_array(a) {
|
|
var md5blks = [],
|
|
i; /* Andy King said do it this way. */
|
|
|
|
for (i = 0; i < 64; i += 4) {
|
|
md5blks[i >> 2] = a[i] + (a[i + 1] << 8) + (a[i + 2] << 16) + (a[i + 3] << 24);
|
|
}
|
|
return md5blks;
|
|
}
|
|
|
|
function md51(s) {
|
|
var n = s.length,
|
|
state = [1732584193, -271733879, -1732584194, 271733878],
|
|
i,
|
|
length,
|
|
tail,
|
|
tmp,
|
|
lo,
|
|
hi;
|
|
|
|
for (i = 64; i <= n; i += 64) {
|
|
md5cycle(state, md5blk(s.substring(i - 64, i)));
|
|
}
|
|
s = s.substring(i - 64);
|
|
length = s.length;
|
|
tail = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0];
|
|
for (i = 0; i < length; i += 1) {
|
|
tail[i >> 2] |= s.charCodeAt(i) << ((i % 4) << 3);
|
|
}
|
|
tail[i >> 2] |= 0x80 << ((i % 4) << 3);
|
|
if (i > 55) {
|
|
md5cycle(state, tail);
|
|
for (i = 0; i < 16; i += 1) {
|
|
tail[i] = 0;
|
|
}
|
|
}
|
|
|
|
// Beware that the final length might not fit in 32 bits so we take care of that
|
|
tmp = n * 8;
|
|
tmp = tmp.toString(16).match(/(.*?)(.{0,8})$/);
|
|
lo = parseInt(tmp[2], 16);
|
|
hi = parseInt(tmp[1], 16) || 0;
|
|
|
|
tail[14] = lo;
|
|
tail[15] = hi;
|
|
|
|
md5cycle(state, tail);
|
|
return state;
|
|
}
|
|
|
|
function md51_array(a) {
|
|
var n = a.length,
|
|
state = [1732584193, -271733879, -1732584194, 271733878],
|
|
i,
|
|
length,
|
|
tail,
|
|
tmp,
|
|
lo,
|
|
hi;
|
|
|
|
for (i = 64; i <= n; i += 64) {
|
|
md5cycle(state, md5blk_array(a.subarray(i - 64, i)));
|
|
}
|
|
|
|
// Not sure if it is a bug, however IE10 will always produce a sub array of length 1
|
|
// containing the last element of the parent array if the sub array specified starts
|
|
// beyond the length of the parent array - weird.
|
|
// https://connect.microsoft.com/IE/feedback/details/771452/typed-array-subarray-issue
|
|
a = (i - 64) < n ? a.subarray(i - 64) : new Uint8Array(0);
|
|
|
|
length = a.length;
|
|
tail = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0];
|
|
for (i = 0; i < length; i += 1) {
|
|
tail[i >> 2] |= a[i] << ((i % 4) << 3);
|
|
}
|
|
|
|
tail[i >> 2] |= 0x80 << ((i % 4) << 3);
|
|
if (i > 55) {
|
|
md5cycle(state, tail);
|
|
for (i = 0; i < 16; i += 1) {
|
|
tail[i] = 0;
|
|
}
|
|
}
|
|
|
|
// Beware that the final length might not fit in 32 bits so we take care of that
|
|
tmp = n * 8;
|
|
tmp = tmp.toString(16).match(/(.*?)(.{0,8})$/);
|
|
lo = parseInt(tmp[2], 16);
|
|
hi = parseInt(tmp[1], 16) || 0;
|
|
|
|
tail[14] = lo;
|
|
tail[15] = hi;
|
|
|
|
md5cycle(state, tail);
|
|
|
|
return state;
|
|
}
|
|
|
|
function rhex(n) {
|
|
var s = '',
|
|
j;
|
|
for (j = 0; j < 4; j += 1) {
|
|
s += hex_chr[(n >> (j * 8 + 4)) & 0x0F] + hex_chr[(n >> (j * 8)) & 0x0F];
|
|
}
|
|
return s;
|
|
}
|
|
|
|
function hex(x) {
|
|
var i;
|
|
for (i = 0; i < x.length; i += 1) {
|
|
x[i] = rhex(x[i]);
|
|
}
|
|
return x.join('');
|
|
}
|
|
|
|
// In some cases the fast add32 function cannot be used..
|
|
if (hex(md51('hello')) !== '5d41402abc4b2a76b9719d911017c592') {
|
|
add32 = function (x, y) {
|
|
var lsw = (x & 0xFFFF) + (y & 0xFFFF),
|
|
msw = (x >> 16) + (y >> 16) + (lsw >> 16);
|
|
return (msw << 16) | (lsw & 0xFFFF);
|
|
};
|
|
}
|
|
|
|
// ---------------------------------------------------
|
|
|
|
/**
|
|
* ArrayBuffer slice polyfill.
|
|
*
|
|
* @see https://github.com/ttaubert/node-arraybuffer-slice
|
|
*/
|
|
|
|
if (typeof ArrayBuffer !== 'undefined' && !ArrayBuffer.prototype.slice) {
|
|
(function () {
|
|
function clamp(val, length) {
|
|
val = (val | 0) || 0;
|
|
|
|
if (val < 0) {
|
|
return Math.max(val + length, 0);
|
|
}
|
|
|
|
return Math.min(val, length);
|
|
}
|
|
|
|
ArrayBuffer.prototype.slice = function (from, to) {
|
|
var length = this.byteLength,
|
|
begin = clamp(from, length),
|
|
end = length,
|
|
num,
|
|
target,
|
|
targetArray,
|
|
sourceArray;
|
|
|
|
if (to !== undefined) {
|
|
end = clamp(to, length);
|
|
}
|
|
|
|
if (begin > end) {
|
|
return new ArrayBuffer(0);
|
|
}
|
|
|
|
num = end - begin;
|
|
target = new ArrayBuffer(num);
|
|
targetArray = new Uint8Array(target);
|
|
|
|
sourceArray = new Uint8Array(this, begin, num);
|
|
targetArray.set(sourceArray);
|
|
|
|
return target;
|
|
};
|
|
})();
|
|
}
|
|
|
|
// ---------------------------------------------------
|
|
|
|
/**
|
|
* Helpers.
|
|
*/
|
|
|
|
function toUtf8(str) {
|
|
if (/[\u0080-\uFFFF]/.test(str)) {
|
|
str = unescape(encodeURIComponent(str));
|
|
}
|
|
|
|
return str;
|
|
}
|
|
|
|
function utf8Str2ArrayBuffer(str, returnUInt8Array) {
|
|
var length = str.length,
|
|
buff = new ArrayBuffer(length),
|
|
arr = new Uint8Array(buff),
|
|
i;
|
|
|
|
for (i = 0; i < length; i += 1) {
|
|
arr[i] = str.charCodeAt(i);
|
|
}
|
|
|
|
return returnUInt8Array ? arr : buff;
|
|
}
|
|
|
|
function arrayBuffer2Utf8Str(buff) {
|
|
return String.fromCharCode.apply(null, new Uint8Array(buff));
|
|
}
|
|
|
|
function concatenateArrayBuffers(first, second, returnUInt8Array) {
|
|
var result = new Uint8Array(first.byteLength + second.byteLength);
|
|
|
|
result.set(new Uint8Array(first));
|
|
result.set(new Uint8Array(second), first.byteLength);
|
|
|
|
return returnUInt8Array ? result : result.buffer;
|
|
}
|
|
|
|
function hexToBinaryString(hex) {
|
|
var bytes = [],
|
|
length = hex.length,
|
|
x;
|
|
|
|
for (x = 0; x < length - 1; x += 2) {
|
|
bytes.push(parseInt(hex.substr(x, 2), 16));
|
|
}
|
|
|
|
return String.fromCharCode.apply(String, bytes);
|
|
}
|
|
|
|
// ---------------------------------------------------
|
|
|
|
/**
|
|
* SparkMD5 OOP implementation.
|
|
*
|
|
* Use this class to perform an incremental md5, otherwise use the
|
|
* static methods instead.
|
|
*/
|
|
|
|
function SparkMD5() {
|
|
// call reset to init the instance
|
|
this.reset();
|
|
}
|
|
|
|
/**
|
|
* Appends a string.
|
|
* A conversion will be applied if an utf8 string is detected.
|
|
*
|
|
* @param {String} str The string to be appended
|
|
*
|
|
* @return {SparkMD5} The instance itself
|
|
*/
|
|
SparkMD5.prototype.append = function (str) {
|
|
// Converts the string to utf8 bytes if necessary
|
|
// Then append as binary
|
|
this.appendBinary(toUtf8(str));
|
|
|
|
return this;
|
|
};
|
|
|
|
/**
|
|
* Appends a binary string.
|
|
*
|
|
* @param {String} contents The binary string to be appended
|
|
*
|
|
* @return {SparkMD5} The instance itself
|
|
*/
|
|
SparkMD5.prototype.appendBinary = function (contents) {
|
|
this._buff += contents;
|
|
this._length += contents.length;
|
|
|
|
var length = this._buff.length,
|
|
i;
|
|
|
|
for (i = 64; i <= length; i += 64) {
|
|
md5cycle(this._hash, md5blk(this._buff.substring(i - 64, i)));
|
|
}
|
|
|
|
this._buff = this._buff.substring(i - 64);
|
|
|
|
return this;
|
|
};
|
|
|
|
/**
|
|
* Finishes the incremental computation, reseting the internal state and
|
|
* returning the result.
|
|
*
|
|
* @param {Boolean} raw True to get the raw string, false to get the hex string
|
|
*
|
|
* @return {String} The result
|
|
*/
|
|
SparkMD5.prototype.end = function (raw) {
|
|
var buff = this._buff,
|
|
length = buff.length,
|
|
i,
|
|
tail = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
|
|
ret;
|
|
|
|
for (i = 0; i < length; i += 1) {
|
|
tail[i >> 2] |= buff.charCodeAt(i) << ((i % 4) << 3);
|
|
}
|
|
|
|
this._finish(tail, length);
|
|
ret = hex(this._hash);
|
|
|
|
if (raw) {
|
|
ret = hexToBinaryString(ret);
|
|
}
|
|
|
|
this.reset();
|
|
|
|
return ret;
|
|
};
|
|
|
|
/**
|
|
* Resets the internal state of the computation.
|
|
*
|
|
* @return {SparkMD5} The instance itself
|
|
*/
|
|
SparkMD5.prototype.reset = function () {
|
|
this._buff = '';
|
|
this._length = 0;
|
|
this._hash = [1732584193, -271733879, -1732584194, 271733878];
|
|
|
|
return this;
|
|
};
|
|
|
|
/**
|
|
* Gets the internal state of the computation.
|
|
*
|
|
* @return {Object} The state
|
|
*/
|
|
SparkMD5.prototype.getState = function () {
|
|
return {
|
|
buff: this._buff,
|
|
length: this._length,
|
|
hash: this._hash.slice()
|
|
};
|
|
};
|
|
|
|
/**
|
|
* Gets the internal state of the computation.
|
|
*
|
|
* @param {Object} state The state
|
|
*
|
|
* @return {SparkMD5} The instance itself
|
|
*/
|
|
SparkMD5.prototype.setState = function (state) {
|
|
this._buff = state.buff;
|
|
this._length = state.length;
|
|
this._hash = state.hash;
|
|
|
|
return this;
|
|
};
|
|
|
|
/**
|
|
* Releases memory used by the incremental buffer and other additional
|
|
* resources. If you plan to use the instance again, use reset instead.
|
|
*/
|
|
SparkMD5.prototype.destroy = function () {
|
|
delete this._hash;
|
|
delete this._buff;
|
|
delete this._length;
|
|
};
|
|
|
|
/**
|
|
* Finish the final calculation based on the tail.
|
|
*
|
|
* @param {Array} tail The tail (will be modified)
|
|
* @param {Number} length The length of the remaining buffer
|
|
*/
|
|
SparkMD5.prototype._finish = function (tail, length) {
|
|
var i = length,
|
|
tmp,
|
|
lo,
|
|
hi;
|
|
|
|
tail[i >> 2] |= 0x80 << ((i % 4) << 3);
|
|
if (i > 55) {
|
|
md5cycle(this._hash, tail);
|
|
for (i = 0; i < 16; i += 1) {
|
|
tail[i] = 0;
|
|
}
|
|
}
|
|
|
|
// Do the final computation based on the tail and length
|
|
// Beware that the final length may not fit in 32 bits so we take care of that
|
|
tmp = this._length * 8;
|
|
tmp = tmp.toString(16).match(/(.*?)(.{0,8})$/);
|
|
lo = parseInt(tmp[2], 16);
|
|
hi = parseInt(tmp[1], 16) || 0;
|
|
|
|
tail[14] = lo;
|
|
tail[15] = hi;
|
|
md5cycle(this._hash, tail);
|
|
};
|
|
|
|
/**
|
|
* Performs the md5 hash on a string.
|
|
* A conversion will be applied if utf8 string is detected.
|
|
*
|
|
* @param {String} str The string
|
|
* @param {Boolean} [raw] True to get the raw string, false to get the hex string
|
|
*
|
|
* @return {String} The result
|
|
*/
|
|
SparkMD5.hash = function (str, raw) {
|
|
// Converts the string to utf8 bytes if necessary
|
|
// Then compute it using the binary function
|
|
return SparkMD5.hashBinary(toUtf8(str), raw);
|
|
};
|
|
|
|
/**
|
|
* Performs the md5 hash on a binary string.
|
|
*
|
|
* @param {String} content The binary string
|
|
* @param {Boolean} [raw] True to get the raw string, false to get the hex string
|
|
*
|
|
* @return {String} The result
|
|
*/
|
|
SparkMD5.hashBinary = function (content, raw) {
|
|
var hash = md51(content),
|
|
ret = hex(hash);
|
|
|
|
return raw ? hexToBinaryString(ret) : ret;
|
|
};
|
|
|
|
// ---------------------------------------------------
|
|
|
|
/**
|
|
* SparkMD5 OOP implementation for array buffers.
|
|
*
|
|
* Use this class to perform an incremental md5 ONLY for array buffers.
|
|
*/
|
|
SparkMD5.ArrayBuffer = function () {
|
|
// call reset to init the instance
|
|
this.reset();
|
|
};
|
|
|
|
/**
|
|
* Appends an array buffer.
|
|
*
|
|
* @param {ArrayBuffer} arr The array to be appended
|
|
*
|
|
* @return {SparkMD5.ArrayBuffer} The instance itself
|
|
*/
|
|
SparkMD5.ArrayBuffer.prototype.append = function (arr) {
|
|
var buff = concatenateArrayBuffers(this._buff.buffer, arr, true),
|
|
length = buff.length,
|
|
i;
|
|
|
|
this._length += arr.byteLength;
|
|
|
|
for (i = 64; i <= length; i += 64) {
|
|
md5cycle(this._hash, md5blk_array(buff.subarray(i - 64, i)));
|
|
}
|
|
|
|
this._buff = (i - 64) < length ? new Uint8Array(buff.buffer.slice(i - 64)) : new Uint8Array(0);
|
|
|
|
return this;
|
|
};
|
|
|
|
/**
|
|
* Finishes the incremental computation, reseting the internal state and
|
|
* returning the result.
|
|
*
|
|
* @param {Boolean} raw True to get the raw string, false to get the hex string
|
|
*
|
|
* @return {String} The result
|
|
*/
|
|
SparkMD5.ArrayBuffer.prototype.end = function (raw) {
|
|
var buff = this._buff,
|
|
length = buff.length,
|
|
tail = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
|
|
i,
|
|
ret;
|
|
|
|
for (i = 0; i < length; i += 1) {
|
|
tail[i >> 2] |= buff[i] << ((i % 4) << 3);
|
|
}
|
|
|
|
this._finish(tail, length);
|
|
ret = hex(this._hash);
|
|
|
|
if (raw) {
|
|
ret = hexToBinaryString(ret);
|
|
}
|
|
|
|
this.reset();
|
|
|
|
return ret;
|
|
};
|
|
|
|
/**
|
|
* Resets the internal state of the computation.
|
|
*
|
|
* @return {SparkMD5.ArrayBuffer} The instance itself
|
|
*/
|
|
SparkMD5.ArrayBuffer.prototype.reset = function () {
|
|
this._buff = new Uint8Array(0);
|
|
this._length = 0;
|
|
this._hash = [1732584193, -271733879, -1732584194, 271733878];
|
|
|
|
return this;
|
|
};
|
|
|
|
/**
|
|
* Gets the internal state of the computation.
|
|
*
|
|
* @return {Object} The state
|
|
*/
|
|
SparkMD5.ArrayBuffer.prototype.getState = function () {
|
|
var state = SparkMD5.prototype.getState.call(this);
|
|
|
|
// Convert buffer to a string
|
|
state.buff = arrayBuffer2Utf8Str(state.buff);
|
|
|
|
return state;
|
|
};
|
|
|
|
/**
|
|
* Gets the internal state of the computation.
|
|
*
|
|
* @param {Object} state The state
|
|
*
|
|
* @return {SparkMD5.ArrayBuffer} The instance itself
|
|
*/
|
|
SparkMD5.ArrayBuffer.prototype.setState = function (state) {
|
|
// Convert string to buffer
|
|
state.buff = utf8Str2ArrayBuffer(state.buff, true);
|
|
|
|
return SparkMD5.prototype.setState.call(this, state);
|
|
};
|
|
|
|
SparkMD5.ArrayBuffer.prototype.destroy = SparkMD5.prototype.destroy;
|
|
|
|
SparkMD5.ArrayBuffer.prototype._finish = SparkMD5.prototype._finish;
|
|
|
|
/**
|
|
* Performs the md5 hash on an array buffer.
|
|
*
|
|
* @param {ArrayBuffer} arr The array buffer
|
|
* @param {Boolean} [raw] True to get the raw string, false to get the hex one
|
|
*
|
|
* @return {String} The result
|
|
*/
|
|
SparkMD5.ArrayBuffer.hash = function (arr, raw) {
|
|
var hash = md51_array(new Uint8Array(arr)),
|
|
ret = hex(hash);
|
|
|
|
return raw ? hexToBinaryString(ret) : ret;
|
|
};
|
|
|
|
return SparkMD5;
|
|
}));
|
|
|
|
},{}],12:[function(_dereq_,module,exports){
|
|
"use strict";
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
Object.defineProperty(exports, "v1", {
|
|
enumerable: true,
|
|
get: function () {
|
|
return _v.default;
|
|
}
|
|
});
|
|
Object.defineProperty(exports, "v3", {
|
|
enumerable: true,
|
|
get: function () {
|
|
return _v2.default;
|
|
}
|
|
});
|
|
Object.defineProperty(exports, "v4", {
|
|
enumerable: true,
|
|
get: function () {
|
|
return _v3.default;
|
|
}
|
|
});
|
|
Object.defineProperty(exports, "v5", {
|
|
enumerable: true,
|
|
get: function () {
|
|
return _v4.default;
|
|
}
|
|
});
|
|
Object.defineProperty(exports, "NIL", {
|
|
enumerable: true,
|
|
get: function () {
|
|
return _nil.default;
|
|
}
|
|
});
|
|
Object.defineProperty(exports, "version", {
|
|
enumerable: true,
|
|
get: function () {
|
|
return _version.default;
|
|
}
|
|
});
|
|
Object.defineProperty(exports, "validate", {
|
|
enumerable: true,
|
|
get: function () {
|
|
return _validate.default;
|
|
}
|
|
});
|
|
Object.defineProperty(exports, "stringify", {
|
|
enumerable: true,
|
|
get: function () {
|
|
return _stringify.default;
|
|
}
|
|
});
|
|
Object.defineProperty(exports, "parse", {
|
|
enumerable: true,
|
|
get: function () {
|
|
return _parse.default;
|
|
}
|
|
});
|
|
|
|
var _v = _interopRequireDefault(_dereq_(20));
|
|
|
|
var _v2 = _interopRequireDefault(_dereq_(21));
|
|
|
|
var _v3 = _interopRequireDefault(_dereq_(23));
|
|
|
|
var _v4 = _interopRequireDefault(_dereq_(24));
|
|
|
|
var _nil = _interopRequireDefault(_dereq_(14));
|
|
|
|
var _version = _interopRequireDefault(_dereq_(26));
|
|
|
|
var _validate = _interopRequireDefault(_dereq_(25));
|
|
|
|
var _stringify = _interopRequireDefault(_dereq_(19));
|
|
|
|
var _parse = _interopRequireDefault(_dereq_(15));
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
},{"14":14,"15":15,"19":19,"20":20,"21":21,"23":23,"24":24,"25":25,"26":26}],13:[function(_dereq_,module,exports){
|
|
"use strict";
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.default = void 0;
|
|
|
|
/*
|
|
* Browser-compatible JavaScript MD5
|
|
*
|
|
* Modification of JavaScript MD5
|
|
* https://github.com/blueimp/JavaScript-MD5
|
|
*
|
|
* Copyright 2011, Sebastian Tschan
|
|
* https://blueimp.net
|
|
*
|
|
* Licensed under the MIT license:
|
|
* https://opensource.org/licenses/MIT
|
|
*
|
|
* Based on
|
|
* A JavaScript implementation of the RSA Data Security, Inc. MD5 Message
|
|
* Digest Algorithm, as defined in RFC 1321.
|
|
* Version 2.2 Copyright (C) Paul Johnston 1999 - 2009
|
|
* Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
|
|
* Distributed under the BSD License
|
|
* See http://pajhome.org.uk/crypt/md5 for more info.
|
|
*/
|
|
function md5(bytes) {
|
|
if (typeof bytes === 'string') {
|
|
const msg = unescape(encodeURIComponent(bytes)); // UTF8 escape
|
|
|
|
bytes = new Uint8Array(msg.length);
|
|
|
|
for (let i = 0; i < msg.length; ++i) {
|
|
bytes[i] = msg.charCodeAt(i);
|
|
}
|
|
}
|
|
|
|
return md5ToHexEncodedArray(wordsToMd5(bytesToWords(bytes), bytes.length * 8));
|
|
}
|
|
/*
|
|
* Convert an array of little-endian words to an array of bytes
|
|
*/
|
|
|
|
|
|
function md5ToHexEncodedArray(input) {
|
|
const output = [];
|
|
const length32 = input.length * 32;
|
|
const hexTab = '0123456789abcdef';
|
|
|
|
for (let i = 0; i < length32; i += 8) {
|
|
const x = input[i >> 5] >>> i % 32 & 0xff;
|
|
const hex = parseInt(hexTab.charAt(x >>> 4 & 0x0f) + hexTab.charAt(x & 0x0f), 16);
|
|
output.push(hex);
|
|
}
|
|
|
|
return output;
|
|
}
|
|
/**
|
|
* Calculate output length with padding and bit length
|
|
*/
|
|
|
|
|
|
function getOutputLength(inputLength8) {
|
|
return (inputLength8 + 64 >>> 9 << 4) + 14 + 1;
|
|
}
|
|
/*
|
|
* Calculate the MD5 of an array of little-endian words, and a bit length.
|
|
*/
|
|
|
|
|
|
function wordsToMd5(x, len) {
|
|
/* append padding */
|
|
x[len >> 5] |= 0x80 << len % 32;
|
|
x[getOutputLength(len) - 1] = len;
|
|
let a = 1732584193;
|
|
let b = -271733879;
|
|
let c = -1732584194;
|
|
let d = 271733878;
|
|
|
|
for (let i = 0; i < x.length; i += 16) {
|
|
const olda = a;
|
|
const oldb = b;
|
|
const oldc = c;
|
|
const oldd = d;
|
|
a = md5ff(a, b, c, d, x[i], 7, -680876936);
|
|
d = md5ff(d, a, b, c, x[i + 1], 12, -389564586);
|
|
c = md5ff(c, d, a, b, x[i + 2], 17, 606105819);
|
|
b = md5ff(b, c, d, a, x[i + 3], 22, -1044525330);
|
|
a = md5ff(a, b, c, d, x[i + 4], 7, -176418897);
|
|
d = md5ff(d, a, b, c, x[i + 5], 12, 1200080426);
|
|
c = md5ff(c, d, a, b, x[i + 6], 17, -1473231341);
|
|
b = md5ff(b, c, d, a, x[i + 7], 22, -45705983);
|
|
a = md5ff(a, b, c, d, x[i + 8], 7, 1770035416);
|
|
d = md5ff(d, a, b, c, x[i + 9], 12, -1958414417);
|
|
c = md5ff(c, d, a, b, x[i + 10], 17, -42063);
|
|
b = md5ff(b, c, d, a, x[i + 11], 22, -1990404162);
|
|
a = md5ff(a, b, c, d, x[i + 12], 7, 1804603682);
|
|
d = md5ff(d, a, b, c, x[i + 13], 12, -40341101);
|
|
c = md5ff(c, d, a, b, x[i + 14], 17, -1502002290);
|
|
b = md5ff(b, c, d, a, x[i + 15], 22, 1236535329);
|
|
a = md5gg(a, b, c, d, x[i + 1], 5, -165796510);
|
|
d = md5gg(d, a, b, c, x[i + 6], 9, -1069501632);
|
|
c = md5gg(c, d, a, b, x[i + 11], 14, 643717713);
|
|
b = md5gg(b, c, d, a, x[i], 20, -373897302);
|
|
a = md5gg(a, b, c, d, x[i + 5], 5, -701558691);
|
|
d = md5gg(d, a, b, c, x[i + 10], 9, 38016083);
|
|
c = md5gg(c, d, a, b, x[i + 15], 14, -660478335);
|
|
b = md5gg(b, c, d, a, x[i + 4], 20, -405537848);
|
|
a = md5gg(a, b, c, d, x[i + 9], 5, 568446438);
|
|
d = md5gg(d, a, b, c, x[i + 14], 9, -1019803690);
|
|
c = md5gg(c, d, a, b, x[i + 3], 14, -187363961);
|
|
b = md5gg(b, c, d, a, x[i + 8], 20, 1163531501);
|
|
a = md5gg(a, b, c, d, x[i + 13], 5, -1444681467);
|
|
d = md5gg(d, a, b, c, x[i + 2], 9, -51403784);
|
|
c = md5gg(c, d, a, b, x[i + 7], 14, 1735328473);
|
|
b = md5gg(b, c, d, a, x[i + 12], 20, -1926607734);
|
|
a = md5hh(a, b, c, d, x[i + 5], 4, -378558);
|
|
d = md5hh(d, a, b, c, x[i + 8], 11, -2022574463);
|
|
c = md5hh(c, d, a, b, x[i + 11], 16, 1839030562);
|
|
b = md5hh(b, c, d, a, x[i + 14], 23, -35309556);
|
|
a = md5hh(a, b, c, d, x[i + 1], 4, -1530992060);
|
|
d = md5hh(d, a, b, c, x[i + 4], 11, 1272893353);
|
|
c = md5hh(c, d, a, b, x[i + 7], 16, -155497632);
|
|
b = md5hh(b, c, d, a, x[i + 10], 23, -1094730640);
|
|
a = md5hh(a, b, c, d, x[i + 13], 4, 681279174);
|
|
d = md5hh(d, a, b, c, x[i], 11, -358537222);
|
|
c = md5hh(c, d, a, b, x[i + 3], 16, -722521979);
|
|
b = md5hh(b, c, d, a, x[i + 6], 23, 76029189);
|
|
a = md5hh(a, b, c, d, x[i + 9], 4, -640364487);
|
|
d = md5hh(d, a, b, c, x[i + 12], 11, -421815835);
|
|
c = md5hh(c, d, a, b, x[i + 15], 16, 530742520);
|
|
b = md5hh(b, c, d, a, x[i + 2], 23, -995338651);
|
|
a = md5ii(a, b, c, d, x[i], 6, -198630844);
|
|
d = md5ii(d, a, b, c, x[i + 7], 10, 1126891415);
|
|
c = md5ii(c, d, a, b, x[i + 14], 15, -1416354905);
|
|
b = md5ii(b, c, d, a, x[i + 5], 21, -57434055);
|
|
a = md5ii(a, b, c, d, x[i + 12], 6, 1700485571);
|
|
d = md5ii(d, a, b, c, x[i + 3], 10, -1894986606);
|
|
c = md5ii(c, d, a, b, x[i + 10], 15, -1051523);
|
|
b = md5ii(b, c, d, a, x[i + 1], 21, -2054922799);
|
|
a = md5ii(a, b, c, d, x[i + 8], 6, 1873313359);
|
|
d = md5ii(d, a, b, c, x[i + 15], 10, -30611744);
|
|
c = md5ii(c, d, a, b, x[i + 6], 15, -1560198380);
|
|
b = md5ii(b, c, d, a, x[i + 13], 21, 1309151649);
|
|
a = md5ii(a, b, c, d, x[i + 4], 6, -145523070);
|
|
d = md5ii(d, a, b, c, x[i + 11], 10, -1120210379);
|
|
c = md5ii(c, d, a, b, x[i + 2], 15, 718787259);
|
|
b = md5ii(b, c, d, a, x[i + 9], 21, -343485551);
|
|
a = safeAdd(a, olda);
|
|
b = safeAdd(b, oldb);
|
|
c = safeAdd(c, oldc);
|
|
d = safeAdd(d, oldd);
|
|
}
|
|
|
|
return [a, b, c, d];
|
|
}
|
|
/*
|
|
* Convert an array bytes to an array of little-endian words
|
|
* Characters >255 have their high-byte silently ignored.
|
|
*/
|
|
|
|
|
|
function bytesToWords(input) {
|
|
if (input.length === 0) {
|
|
return [];
|
|
}
|
|
|
|
const length8 = input.length * 8;
|
|
const output = new Uint32Array(getOutputLength(length8));
|
|
|
|
for (let i = 0; i < length8; i += 8) {
|
|
output[i >> 5] |= (input[i / 8] & 0xff) << i % 32;
|
|
}
|
|
|
|
return output;
|
|
}
|
|
/*
|
|
* Add integers, wrapping at 2^32. This uses 16-bit operations internally
|
|
* to work around bugs in some JS interpreters.
|
|
*/
|
|
|
|
|
|
function safeAdd(x, y) {
|
|
const lsw = (x & 0xffff) + (y & 0xffff);
|
|
const msw = (x >> 16) + (y >> 16) + (lsw >> 16);
|
|
return msw << 16 | lsw & 0xffff;
|
|
}
|
|
/*
|
|
* Bitwise rotate a 32-bit number to the left.
|
|
*/
|
|
|
|
|
|
function bitRotateLeft(num, cnt) {
|
|
return num << cnt | num >>> 32 - cnt;
|
|
}
|
|
/*
|
|
* These functions implement the four basic operations the algorithm uses.
|
|
*/
|
|
|
|
|
|
function md5cmn(q, a, b, x, s, t) {
|
|
return safeAdd(bitRotateLeft(safeAdd(safeAdd(a, q), safeAdd(x, t)), s), b);
|
|
}
|
|
|
|
function md5ff(a, b, c, d, x, s, t) {
|
|
return md5cmn(b & c | ~b & d, a, b, x, s, t);
|
|
}
|
|
|
|
function md5gg(a, b, c, d, x, s, t) {
|
|
return md5cmn(b & d | c & ~d, a, b, x, s, t);
|
|
}
|
|
|
|
function md5hh(a, b, c, d, x, s, t) {
|
|
return md5cmn(b ^ c ^ d, a, b, x, s, t);
|
|
}
|
|
|
|
function md5ii(a, b, c, d, x, s, t) {
|
|
return md5cmn(c ^ (b | ~d), a, b, x, s, t);
|
|
}
|
|
|
|
var _default = md5;
|
|
exports.default = _default;
|
|
},{}],14:[function(_dereq_,module,exports){
|
|
"use strict";
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.default = void 0;
|
|
var _default = '00000000-0000-0000-0000-000000000000';
|
|
exports.default = _default;
|
|
},{}],15:[function(_dereq_,module,exports){
|
|
"use strict";
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.default = void 0;
|
|
|
|
var _validate = _interopRequireDefault(_dereq_(25));
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
function parse(uuid) {
|
|
if (!(0, _validate.default)(uuid)) {
|
|
throw TypeError('Invalid UUID');
|
|
}
|
|
|
|
let v;
|
|
const arr = new Uint8Array(16); // Parse ########-....-....-....-............
|
|
|
|
arr[0] = (v = parseInt(uuid.slice(0, 8), 16)) >>> 24;
|
|
arr[1] = v >>> 16 & 0xff;
|
|
arr[2] = v >>> 8 & 0xff;
|
|
arr[3] = v & 0xff; // Parse ........-####-....-....-............
|
|
|
|
arr[4] = (v = parseInt(uuid.slice(9, 13), 16)) >>> 8;
|
|
arr[5] = v & 0xff; // Parse ........-....-####-....-............
|
|
|
|
arr[6] = (v = parseInt(uuid.slice(14, 18), 16)) >>> 8;
|
|
arr[7] = v & 0xff; // Parse ........-....-....-####-............
|
|
|
|
arr[8] = (v = parseInt(uuid.slice(19, 23), 16)) >>> 8;
|
|
arr[9] = v & 0xff; // Parse ........-....-....-....-############
|
|
// (Use "/" to avoid 32-bit truncation when bit-shifting high-order bytes)
|
|
|
|
arr[10] = (v = parseInt(uuid.slice(24, 36), 16)) / 0x10000000000 & 0xff;
|
|
arr[11] = v / 0x100000000 & 0xff;
|
|
arr[12] = v >>> 24 & 0xff;
|
|
arr[13] = v >>> 16 & 0xff;
|
|
arr[14] = v >>> 8 & 0xff;
|
|
arr[15] = v & 0xff;
|
|
return arr;
|
|
}
|
|
|
|
var _default = parse;
|
|
exports.default = _default;
|
|
},{"25":25}],16:[function(_dereq_,module,exports){
|
|
"use strict";
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.default = void 0;
|
|
var _default = /^(?:[0-9a-f]{8}-[0-9a-f]{4}-[1-5][0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}|00000000-0000-0000-0000-000000000000)$/i;
|
|
exports.default = _default;
|
|
},{}],17:[function(_dereq_,module,exports){
|
|
"use strict";
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.default = rng;
|
|
// Unique ID creation requires a high quality random # generator. In the browser we therefore
|
|
// require the crypto API and do not support built-in fallback to lower quality random number
|
|
// generators (like Math.random()).
|
|
let getRandomValues;
|
|
const rnds8 = new Uint8Array(16);
|
|
|
|
function rng() {
|
|
// lazy load so that environments that need to polyfill have a chance to do so
|
|
if (!getRandomValues) {
|
|
// getRandomValues needs to be invoked in a context where "this" is a Crypto implementation. Also,
|
|
// find the complete implementation of crypto (msCrypto) on IE11.
|
|
getRandomValues = typeof crypto !== 'undefined' && crypto.getRandomValues && crypto.getRandomValues.bind(crypto) || typeof msCrypto !== 'undefined' && typeof msCrypto.getRandomValues === 'function' && msCrypto.getRandomValues.bind(msCrypto);
|
|
|
|
if (!getRandomValues) {
|
|
throw new Error('crypto.getRandomValues() not supported. See https://github.com/uuidjs/uuid#getrandomvalues-not-supported');
|
|
}
|
|
}
|
|
|
|
return getRandomValues(rnds8);
|
|
}
|
|
},{}],18:[function(_dereq_,module,exports){
|
|
"use strict";
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.default = void 0;
|
|
|
|
// Adapted from Chris Veness' SHA1 code at
|
|
// http://www.movable-type.co.uk/scripts/sha1.html
|
|
function f(s, x, y, z) {
|
|
switch (s) {
|
|
case 0:
|
|
return x & y ^ ~x & z;
|
|
|
|
case 1:
|
|
return x ^ y ^ z;
|
|
|
|
case 2:
|
|
return x & y ^ x & z ^ y & z;
|
|
|
|
case 3:
|
|
return x ^ y ^ z;
|
|
}
|
|
}
|
|
|
|
function ROTL(x, n) {
|
|
return x << n | x >>> 32 - n;
|
|
}
|
|
|
|
function sha1(bytes) {
|
|
const K = [0x5a827999, 0x6ed9eba1, 0x8f1bbcdc, 0xca62c1d6];
|
|
const H = [0x67452301, 0xefcdab89, 0x98badcfe, 0x10325476, 0xc3d2e1f0];
|
|
|
|
if (typeof bytes === 'string') {
|
|
const msg = unescape(encodeURIComponent(bytes)); // UTF8 escape
|
|
|
|
bytes = [];
|
|
|
|
for (let i = 0; i < msg.length; ++i) {
|
|
bytes.push(msg.charCodeAt(i));
|
|
}
|
|
} else if (!Array.isArray(bytes)) {
|
|
// Convert Array-like to Array
|
|
bytes = Array.prototype.slice.call(bytes);
|
|
}
|
|
|
|
bytes.push(0x80);
|
|
const l = bytes.length / 4 + 2;
|
|
const N = Math.ceil(l / 16);
|
|
const M = new Array(N);
|
|
|
|
for (let i = 0; i < N; ++i) {
|
|
const arr = new Uint32Array(16);
|
|
|
|
for (let j = 0; j < 16; ++j) {
|
|
arr[j] = bytes[i * 64 + j * 4] << 24 | bytes[i * 64 + j * 4 + 1] << 16 | bytes[i * 64 + j * 4 + 2] << 8 | bytes[i * 64 + j * 4 + 3];
|
|
}
|
|
|
|
M[i] = arr;
|
|
}
|
|
|
|
M[N - 1][14] = (bytes.length - 1) * 8 / Math.pow(2, 32);
|
|
M[N - 1][14] = Math.floor(M[N - 1][14]);
|
|
M[N - 1][15] = (bytes.length - 1) * 8 & 0xffffffff;
|
|
|
|
for (let i = 0; i < N; ++i) {
|
|
const W = new Uint32Array(80);
|
|
|
|
for (let t = 0; t < 16; ++t) {
|
|
W[t] = M[i][t];
|
|
}
|
|
|
|
for (let t = 16; t < 80; ++t) {
|
|
W[t] = ROTL(W[t - 3] ^ W[t - 8] ^ W[t - 14] ^ W[t - 16], 1);
|
|
}
|
|
|
|
let a = H[0];
|
|
let b = H[1];
|
|
let c = H[2];
|
|
let d = H[3];
|
|
let e = H[4];
|
|
|
|
for (let t = 0; t < 80; ++t) {
|
|
const s = Math.floor(t / 20);
|
|
const T = ROTL(a, 5) + f(s, b, c, d) + e + K[s] + W[t] >>> 0;
|
|
e = d;
|
|
d = c;
|
|
c = ROTL(b, 30) >>> 0;
|
|
b = a;
|
|
a = T;
|
|
}
|
|
|
|
H[0] = H[0] + a >>> 0;
|
|
H[1] = H[1] + b >>> 0;
|
|
H[2] = H[2] + c >>> 0;
|
|
H[3] = H[3] + d >>> 0;
|
|
H[4] = H[4] + e >>> 0;
|
|
}
|
|
|
|
return [H[0] >> 24 & 0xff, H[0] >> 16 & 0xff, H[0] >> 8 & 0xff, H[0] & 0xff, H[1] >> 24 & 0xff, H[1] >> 16 & 0xff, H[1] >> 8 & 0xff, H[1] & 0xff, H[2] >> 24 & 0xff, H[2] >> 16 & 0xff, H[2] >> 8 & 0xff, H[2] & 0xff, H[3] >> 24 & 0xff, H[3] >> 16 & 0xff, H[3] >> 8 & 0xff, H[3] & 0xff, H[4] >> 24 & 0xff, H[4] >> 16 & 0xff, H[4] >> 8 & 0xff, H[4] & 0xff];
|
|
}
|
|
|
|
var _default = sha1;
|
|
exports.default = _default;
|
|
},{}],19:[function(_dereq_,module,exports){
|
|
"use strict";
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.default = void 0;
|
|
|
|
var _validate = _interopRequireDefault(_dereq_(25));
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
/**
|
|
* Convert array of 16 byte values to UUID string format of the form:
|
|
* XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX
|
|
*/
|
|
const byteToHex = [];
|
|
|
|
for (let i = 0; i < 256; ++i) {
|
|
byteToHex.push((i + 0x100).toString(16).substr(1));
|
|
}
|
|
|
|
function stringify(arr, offset = 0) {
|
|
// Note: Be careful editing this code! It's been tuned for performance
|
|
// and works in ways you may not expect. See https://github.com/uuidjs/uuid/pull/434
|
|
const uuid = (byteToHex[arr[offset + 0]] + byteToHex[arr[offset + 1]] + byteToHex[arr[offset + 2]] + byteToHex[arr[offset + 3]] + '-' + byteToHex[arr[offset + 4]] + byteToHex[arr[offset + 5]] + '-' + byteToHex[arr[offset + 6]] + byteToHex[arr[offset + 7]] + '-' + byteToHex[arr[offset + 8]] + byteToHex[arr[offset + 9]] + '-' + byteToHex[arr[offset + 10]] + byteToHex[arr[offset + 11]] + byteToHex[arr[offset + 12]] + byteToHex[arr[offset + 13]] + byteToHex[arr[offset + 14]] + byteToHex[arr[offset + 15]]).toLowerCase(); // Consistency check for valid UUID. If this throws, it's likely due to one
|
|
// of the following:
|
|
// - One or more input array values don't map to a hex octet (leading to
|
|
// "undefined" in the uuid)
|
|
// - Invalid input values for the RFC `version` or `variant` fields
|
|
|
|
if (!(0, _validate.default)(uuid)) {
|
|
throw TypeError('Stringified UUID is invalid');
|
|
}
|
|
|
|
return uuid;
|
|
}
|
|
|
|
var _default = stringify;
|
|
exports.default = _default;
|
|
},{"25":25}],20:[function(_dereq_,module,exports){
|
|
"use strict";
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.default = void 0;
|
|
|
|
var _rng = _interopRequireDefault(_dereq_(17));
|
|
|
|
var _stringify = _interopRequireDefault(_dereq_(19));
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
// **`v1()` - Generate time-based UUID**
|
|
//
|
|
// Inspired by https://github.com/LiosK/UUID.js
|
|
// and http://docs.python.org/library/uuid.html
|
|
let _nodeId;
|
|
|
|
let _clockseq; // Previous uuid creation time
|
|
|
|
|
|
let _lastMSecs = 0;
|
|
let _lastNSecs = 0; // See https://github.com/uuidjs/uuid for API details
|
|
|
|
function v1(options, buf, offset) {
|
|
let i = buf && offset || 0;
|
|
const b = buf || new Array(16);
|
|
options = options || {};
|
|
let node = options.node || _nodeId;
|
|
let clockseq = options.clockseq !== undefined ? options.clockseq : _clockseq; // node and clockseq need to be initialized to random values if they're not
|
|
// specified. We do this lazily to minimize issues related to insufficient
|
|
// system entropy. See #189
|
|
|
|
if (node == null || clockseq == null) {
|
|
const seedBytes = options.random || (options.rng || _rng.default)();
|
|
|
|
if (node == null) {
|
|
// Per 4.5, create and 48-bit node id, (47 random bits + multicast bit = 1)
|
|
node = _nodeId = [seedBytes[0] | 0x01, seedBytes[1], seedBytes[2], seedBytes[3], seedBytes[4], seedBytes[5]];
|
|
}
|
|
|
|
if (clockseq == null) {
|
|
// Per 4.2.2, randomize (14 bit) clockseq
|
|
clockseq = _clockseq = (seedBytes[6] << 8 | seedBytes[7]) & 0x3fff;
|
|
}
|
|
} // UUID timestamps are 100 nano-second units since the Gregorian epoch,
|
|
// (1582-10-15 00:00). JSNumbers aren't precise enough for this, so
|
|
// time is handled internally as 'msecs' (integer milliseconds) and 'nsecs'
|
|
// (100-nanoseconds offset from msecs) since unix epoch, 1970-01-01 00:00.
|
|
|
|
|
|
let msecs = options.msecs !== undefined ? options.msecs : Date.now(); // Per 4.2.1.2, use count of uuid's generated during the current clock
|
|
// cycle to simulate higher resolution clock
|
|
|
|
let nsecs = options.nsecs !== undefined ? options.nsecs : _lastNSecs + 1; // Time since last uuid creation (in msecs)
|
|
|
|
const dt = msecs - _lastMSecs + (nsecs - _lastNSecs) / 10000; // Per 4.2.1.2, Bump clockseq on clock regression
|
|
|
|
if (dt < 0 && options.clockseq === undefined) {
|
|
clockseq = clockseq + 1 & 0x3fff;
|
|
} // Reset nsecs if clock regresses (new clockseq) or we've moved onto a new
|
|
// time interval
|
|
|
|
|
|
if ((dt < 0 || msecs > _lastMSecs) && options.nsecs === undefined) {
|
|
nsecs = 0;
|
|
} // Per 4.2.1.2 Throw error if too many uuids are requested
|
|
|
|
|
|
if (nsecs >= 10000) {
|
|
throw new Error("uuid.v1(): Can't create more than 10M uuids/sec");
|
|
}
|
|
|
|
_lastMSecs = msecs;
|
|
_lastNSecs = nsecs;
|
|
_clockseq = clockseq; // Per 4.1.4 - Convert from unix epoch to Gregorian epoch
|
|
|
|
msecs += 12219292800000; // `time_low`
|
|
|
|
const tl = ((msecs & 0xfffffff) * 10000 + nsecs) % 0x100000000;
|
|
b[i++] = tl >>> 24 & 0xff;
|
|
b[i++] = tl >>> 16 & 0xff;
|
|
b[i++] = tl >>> 8 & 0xff;
|
|
b[i++] = tl & 0xff; // `time_mid`
|
|
|
|
const tmh = msecs / 0x100000000 * 10000 & 0xfffffff;
|
|
b[i++] = tmh >>> 8 & 0xff;
|
|
b[i++] = tmh & 0xff; // `time_high_and_version`
|
|
|
|
b[i++] = tmh >>> 24 & 0xf | 0x10; // include version
|
|
|
|
b[i++] = tmh >>> 16 & 0xff; // `clock_seq_hi_and_reserved` (Per 4.2.2 - include variant)
|
|
|
|
b[i++] = clockseq >>> 8 | 0x80; // `clock_seq_low`
|
|
|
|
b[i++] = clockseq & 0xff; // `node`
|
|
|
|
for (let n = 0; n < 6; ++n) {
|
|
b[i + n] = node[n];
|
|
}
|
|
|
|
return buf || (0, _stringify.default)(b);
|
|
}
|
|
|
|
var _default = v1;
|
|
exports.default = _default;
|
|
},{"17":17,"19":19}],21:[function(_dereq_,module,exports){
|
|
"use strict";
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.default = void 0;
|
|
|
|
var _v = _interopRequireDefault(_dereq_(22));
|
|
|
|
var _md = _interopRequireDefault(_dereq_(13));
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
const v3 = (0, _v.default)('v3', 0x30, _md.default);
|
|
var _default = v3;
|
|
exports.default = _default;
|
|
},{"13":13,"22":22}],22:[function(_dereq_,module,exports){
|
|
"use strict";
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.default = _default;
|
|
exports.URL = exports.DNS = void 0;
|
|
|
|
var _stringify = _interopRequireDefault(_dereq_(19));
|
|
|
|
var _parse = _interopRequireDefault(_dereq_(15));
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
function stringToBytes(str) {
|
|
str = unescape(encodeURIComponent(str)); // UTF8 escape
|
|
|
|
const bytes = [];
|
|
|
|
for (let i = 0; i < str.length; ++i) {
|
|
bytes.push(str.charCodeAt(i));
|
|
}
|
|
|
|
return bytes;
|
|
}
|
|
|
|
const DNS = '6ba7b810-9dad-11d1-80b4-00c04fd430c8';
|
|
exports.DNS = DNS;
|
|
const URL = '6ba7b811-9dad-11d1-80b4-00c04fd430c8';
|
|
exports.URL = URL;
|
|
|
|
function _default(name, version, hashfunc) {
|
|
function generateUUID(value, namespace, buf, offset) {
|
|
if (typeof value === 'string') {
|
|
value = stringToBytes(value);
|
|
}
|
|
|
|
if (typeof namespace === 'string') {
|
|
namespace = (0, _parse.default)(namespace);
|
|
}
|
|
|
|
if (namespace.length !== 16) {
|
|
throw TypeError('Namespace must be array-like (16 iterable integer values, 0-255)');
|
|
} // Compute hash of namespace and value, Per 4.3
|
|
// Future: Use spread syntax when supported on all platforms, e.g. `bytes =
|
|
// hashfunc([...namespace, ... value])`
|
|
|
|
|
|
let bytes = new Uint8Array(16 + value.length);
|
|
bytes.set(namespace);
|
|
bytes.set(value, namespace.length);
|
|
bytes = hashfunc(bytes);
|
|
bytes[6] = bytes[6] & 0x0f | version;
|
|
bytes[8] = bytes[8] & 0x3f | 0x80;
|
|
|
|
if (buf) {
|
|
offset = offset || 0;
|
|
|
|
for (let i = 0; i < 16; ++i) {
|
|
buf[offset + i] = bytes[i];
|
|
}
|
|
|
|
return buf;
|
|
}
|
|
|
|
return (0, _stringify.default)(bytes);
|
|
} // Function#name is not settable on some platforms (#270)
|
|
|
|
|
|
try {
|
|
generateUUID.name = name; // eslint-disable-next-line no-empty
|
|
} catch (err) {} // For CommonJS default export support
|
|
|
|
|
|
generateUUID.DNS = DNS;
|
|
generateUUID.URL = URL;
|
|
return generateUUID;
|
|
}
|
|
},{"15":15,"19":19}],23:[function(_dereq_,module,exports){
|
|
"use strict";
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.default = void 0;
|
|
|
|
var _rng = _interopRequireDefault(_dereq_(17));
|
|
|
|
var _stringify = _interopRequireDefault(_dereq_(19));
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
function v4(options, buf, offset) {
|
|
options = options || {};
|
|
|
|
const rnds = options.random || (options.rng || _rng.default)(); // Per 4.4, set bits for version and `clock_seq_hi_and_reserved`
|
|
|
|
|
|
rnds[6] = rnds[6] & 0x0f | 0x40;
|
|
rnds[8] = rnds[8] & 0x3f | 0x80; // Copy bytes to buffer, if provided
|
|
|
|
if (buf) {
|
|
offset = offset || 0;
|
|
|
|
for (let i = 0; i < 16; ++i) {
|
|
buf[offset + i] = rnds[i];
|
|
}
|
|
|
|
return buf;
|
|
}
|
|
|
|
return (0, _stringify.default)(rnds);
|
|
}
|
|
|
|
var _default = v4;
|
|
exports.default = _default;
|
|
},{"17":17,"19":19}],24:[function(_dereq_,module,exports){
|
|
"use strict";
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.default = void 0;
|
|
|
|
var _v = _interopRequireDefault(_dereq_(22));
|
|
|
|
var _sha = _interopRequireDefault(_dereq_(18));
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
const v5 = (0, _v.default)('v5', 0x50, _sha.default);
|
|
var _default = v5;
|
|
exports.default = _default;
|
|
},{"18":18,"22":22}],25:[function(_dereq_,module,exports){
|
|
"use strict";
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.default = void 0;
|
|
|
|
var _regex = _interopRequireDefault(_dereq_(16));
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
function validate(uuid) {
|
|
return typeof uuid === 'string' && _regex.default.test(uuid);
|
|
}
|
|
|
|
var _default = validate;
|
|
exports.default = _default;
|
|
},{"16":16}],26:[function(_dereq_,module,exports){
|
|
"use strict";
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.default = void 0;
|
|
|
|
var _validate = _interopRequireDefault(_dereq_(25));
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
function version(uuid) {
|
|
if (!(0, _validate.default)(uuid)) {
|
|
throw TypeError('Invalid UUID');
|
|
}
|
|
|
|
return parseInt(uuid.substr(14, 1), 16);
|
|
}
|
|
|
|
var _default = version;
|
|
exports.default = _default;
|
|
},{"25":25}],27:[function(_dereq_,module,exports){
|
|
'use strict';
|
|
|
|
function _interopDefault (ex) { return (ex && (typeof ex === 'object') && 'default' in ex) ? ex['default'] : ex; }
|
|
|
|
_dereq_(1);
|
|
var immediate = _interopDefault(_dereq_(4));
|
|
var inherits = _interopDefault(_dereq_(10));
|
|
var EventEmitter = _interopDefault(_dereq_(3));
|
|
var uuid = _dereq_(12);
|
|
var Md5 = _interopDefault(_dereq_(11));
|
|
|
|
// most of this is borrowed from lodash.isPlainObject:
|
|
// https://github.com/fis-components/lodash.isplainobject/
|
|
// blob/29c358140a74f252aeb08c9eb28bef86f2217d4a/index.js
|
|
|
|
var funcToString = Function.prototype.toString;
|
|
var objectCtorString = funcToString.call(Object);
|
|
|
|
function mangle(key) {
|
|
return '$' + key;
|
|
}
|
|
function unmangle(key) {
|
|
return key.substring(1);
|
|
}
|
|
function Map$1() {
|
|
this._store = {};
|
|
}
|
|
Map$1.prototype.get = function (key) {
|
|
var mangled = mangle(key);
|
|
return this._store[mangled];
|
|
};
|
|
Map$1.prototype.set = function (key, value) {
|
|
var mangled = mangle(key);
|
|
this._store[mangled] = value;
|
|
return true;
|
|
};
|
|
Map$1.prototype.has = function (key) {
|
|
var mangled = mangle(key);
|
|
return mangled in this._store;
|
|
};
|
|
Map$1.prototype.keys = function () {
|
|
return Object.keys(this._store).map(k => unmangle(k));
|
|
};
|
|
Map$1.prototype["delete"] = function (key) {
|
|
var mangled = mangle(key);
|
|
var res = mangled in this._store;
|
|
delete this._store[mangled];
|
|
return res;
|
|
};
|
|
Map$1.prototype.forEach = function (cb) {
|
|
var keys = Object.keys(this._store);
|
|
for (var i = 0, len = keys.length; i < len; i++) {
|
|
var key = keys[i];
|
|
var value = this._store[key];
|
|
key = unmangle(key);
|
|
cb(value, key);
|
|
}
|
|
};
|
|
Object.defineProperty(Map$1.prototype, 'size', {
|
|
get: function () {
|
|
return Object.keys(this._store).length;
|
|
}
|
|
});
|
|
|
|
function Set$1(array) {
|
|
this._store = new Map$1();
|
|
|
|
// init with an array
|
|
if (array && Array.isArray(array)) {
|
|
for (var i = 0, len = array.length; i < len; i++) {
|
|
this.add(array[i]);
|
|
}
|
|
}
|
|
}
|
|
Set$1.prototype.add = function (key) {
|
|
return this._store.set(key, true);
|
|
};
|
|
Set$1.prototype.has = function (key) {
|
|
return this._store.has(key);
|
|
};
|
|
Set$1.prototype.forEach = function (cb) {
|
|
this._store.forEach(function (value, key) {
|
|
cb(key);
|
|
});
|
|
};
|
|
Object.defineProperty(Set$1.prototype, 'size', {
|
|
get: function () {
|
|
return this._store.size;
|
|
}
|
|
});
|
|
|
|
// Based on https://kangax.github.io/compat-table/es6/ we can sniff out
|
|
|
|
// based on https://github.com/montagejs/collections
|
|
|
|
// like underscore/lodash _.pick()
|
|
function pick(obj, arr) {
|
|
var res = {};
|
|
for (var i = 0, len = arr.length; i < len; i++) {
|
|
var prop = arr[i];
|
|
if (prop in obj) {
|
|
res[prop] = obj[prop];
|
|
}
|
|
}
|
|
return res;
|
|
}
|
|
|
|
var hasLocal;
|
|
|
|
try {
|
|
localStorage.setItem('_pouch_check_localstorage', 1);
|
|
hasLocal = !!localStorage.getItem('_pouch_check_localstorage');
|
|
} catch (e) {
|
|
hasLocal = false;
|
|
}
|
|
|
|
function hasLocalStorage() {
|
|
return hasLocal;
|
|
}
|
|
|
|
// Custom nextTick() shim for browsers. In node, this will just be process.nextTick(). We
|
|
|
|
inherits(Changes, EventEmitter);
|
|
|
|
/* istanbul ignore next */
|
|
function attachBrowserEvents(self) {
|
|
if (hasLocalStorage()) {
|
|
addEventListener("storage", function (e) {
|
|
self.emit(e.key);
|
|
});
|
|
}
|
|
}
|
|
|
|
function Changes() {
|
|
EventEmitter.call(this);
|
|
this._listeners = {};
|
|
|
|
attachBrowserEvents(this);
|
|
}
|
|
Changes.prototype.addListener = function (dbName, id, db, opts) {
|
|
/* istanbul ignore if */
|
|
if (this._listeners[id]) {
|
|
return;
|
|
}
|
|
var self = this;
|
|
var inprogress = false;
|
|
function eventFunction() {
|
|
/* istanbul ignore if */
|
|
if (!self._listeners[id]) {
|
|
return;
|
|
}
|
|
if (inprogress) {
|
|
inprogress = 'waiting';
|
|
return;
|
|
}
|
|
inprogress = true;
|
|
var changesOpts = pick(opts, [
|
|
'style', 'include_docs', 'attachments', 'conflicts', 'filter',
|
|
'doc_ids', 'view', 'since', 'query_params', 'binary', 'return_docs'
|
|
]);
|
|
|
|
/* istanbul ignore next */
|
|
function onError() {
|
|
inprogress = false;
|
|
}
|
|
|
|
db.changes(changesOpts).on('change', function (c) {
|
|
if (c.seq > opts.since && !opts.cancelled) {
|
|
opts.since = c.seq;
|
|
opts.onChange(c);
|
|
}
|
|
}).on('complete', function () {
|
|
if (inprogress === 'waiting') {
|
|
immediate(eventFunction);
|
|
}
|
|
inprogress = false;
|
|
}).on('error', onError);
|
|
}
|
|
this._listeners[id] = eventFunction;
|
|
this.on(dbName, eventFunction);
|
|
};
|
|
|
|
Changes.prototype.removeListener = function (dbName, id) {
|
|
/* istanbul ignore if */
|
|
if (!(id in this._listeners)) {
|
|
return;
|
|
}
|
|
EventEmitter.prototype.removeListener.call(this, dbName,
|
|
this._listeners[id]);
|
|
delete this._listeners[id];
|
|
};
|
|
|
|
|
|
/* istanbul ignore next */
|
|
Changes.prototype.notifyLocalWindows = function (dbName) {
|
|
//do a useless change on a storage thing
|
|
//in order to get other windows's listeners to activate
|
|
if (hasLocalStorage()) {
|
|
localStorage[dbName] = (localStorage[dbName] === "a") ? "b" : "a";
|
|
}
|
|
};
|
|
|
|
Changes.prototype.notify = function (dbName) {
|
|
this.emit(dbName);
|
|
this.notifyLocalWindows(dbName);
|
|
};
|
|
|
|
function guardedConsole(method) {
|
|
/* istanbul ignore else */
|
|
if (typeof console !== 'undefined' && typeof console[method] === 'function') {
|
|
var args = Array.prototype.slice.call(arguments, 1);
|
|
console[method].apply(console, args);
|
|
}
|
|
}
|
|
|
|
var assign;
|
|
{
|
|
if (typeof Object.assign === 'function') {
|
|
assign = Object.assign;
|
|
} else {
|
|
// lite Object.assign polyfill based on
|
|
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/assign
|
|
assign = function (target) {
|
|
var to = Object(target);
|
|
|
|
for (var index = 1; index < arguments.length; index++) {
|
|
var nextSource = arguments[index];
|
|
|
|
if (nextSource != null) { // Skip over if undefined or null
|
|
for (var nextKey in nextSource) {
|
|
// Avoid bugs when hasOwnProperty is shadowed
|
|
if (Object.prototype.hasOwnProperty.call(nextSource, nextKey)) {
|
|
to[nextKey] = nextSource[nextKey];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return to;
|
|
};
|
|
}
|
|
}
|
|
|
|
var $inject_Object_assign = assign;
|
|
|
|
inherits(PouchError, Error);
|
|
|
|
function PouchError(status, error, reason) {
|
|
Error.call(this, reason);
|
|
this.status = status;
|
|
this.name = error;
|
|
this.message = reason;
|
|
this.error = true;
|
|
}
|
|
|
|
PouchError.prototype.toString = function () {
|
|
return JSON.stringify({
|
|
status: this.status,
|
|
name: this.name,
|
|
message: this.message,
|
|
reason: this.reason
|
|
});
|
|
};
|
|
|
|
var UNAUTHORIZED = new PouchError(401, 'unauthorized', "Name or password is incorrect.");
|
|
var MISSING_BULK_DOCS = new PouchError(400, 'bad_request', "Missing JSON list of 'docs'");
|
|
var MISSING_DOC = new PouchError(404, 'not_found', 'missing');
|
|
var REV_CONFLICT = new PouchError(409, 'conflict', 'Document update conflict');
|
|
var INVALID_ID = new PouchError(400, 'bad_request', '_id field must contain a string');
|
|
var MISSING_ID = new PouchError(412, 'missing_id', '_id is required for puts');
|
|
var RESERVED_ID = new PouchError(400, 'bad_request', 'Only reserved document ids may start with underscore.');
|
|
var NOT_OPEN = new PouchError(412, 'precondition_failed', 'Database not open');
|
|
var UNKNOWN_ERROR = new PouchError(500, 'unknown_error', 'Database encountered an unknown error');
|
|
var BAD_ARG = new PouchError(500, 'badarg', 'Some query argument is invalid');
|
|
var INVALID_REQUEST = new PouchError(400, 'invalid_request', 'Request was invalid');
|
|
var QUERY_PARSE_ERROR = new PouchError(400, 'query_parse_error', 'Some query parameter is invalid');
|
|
var DOC_VALIDATION = new PouchError(500, 'doc_validation', 'Bad special document member');
|
|
var BAD_REQUEST = new PouchError(400, 'bad_request', 'Something wrong with the request');
|
|
var NOT_AN_OBJECT = new PouchError(400, 'bad_request', 'Document must be a JSON object');
|
|
var DB_MISSING = new PouchError(404, 'not_found', 'Database not found');
|
|
var IDB_ERROR = new PouchError(500, 'indexed_db_went_bad', 'unknown');
|
|
var WSQ_ERROR = new PouchError(500, 'web_sql_went_bad', 'unknown');
|
|
var LDB_ERROR = new PouchError(500, 'levelDB_went_went_bad', 'unknown');
|
|
var FORBIDDEN = new PouchError(403, 'forbidden', 'Forbidden by design doc validate_doc_update function');
|
|
var INVALID_REV = new PouchError(400, 'bad_request', 'Invalid rev format');
|
|
var FILE_EXISTS = new PouchError(412, 'file_exists', 'The database could not be created, the file already exists.');
|
|
var MISSING_STUB = new PouchError(412, 'missing_stub', 'A pre-existing attachment stub wasn\'t found');
|
|
var INVALID_URL = new PouchError(413, 'invalid_url', 'Provided URL is invalid');
|
|
|
|
function createError(error, reason) {
|
|
function CustomPouchError(reason) {
|
|
// inherit error properties from our parent error manually
|
|
// so as to allow proper JSON parsing.
|
|
/* jshint ignore:start */
|
|
var names = Object.getOwnPropertyNames(error);
|
|
for (var i = 0, len = names.length; i < len; i++) {
|
|
if (typeof error[names[i]] !== 'function') {
|
|
this[names[i]] = error[names[i]];
|
|
}
|
|
}
|
|
|
|
if (this.stack === undefined) {
|
|
this.stack = (new Error()).stack;
|
|
}
|
|
|
|
/* jshint ignore:end */
|
|
if (reason !== undefined) {
|
|
this.reason = reason;
|
|
}
|
|
}
|
|
CustomPouchError.prototype = PouchError.prototype;
|
|
return new CustomPouchError(reason);
|
|
}
|
|
|
|
function tryFilter(filter, doc, req) {
|
|
try {
|
|
return !filter(doc, req);
|
|
} catch (err) {
|
|
var msg = 'Filter function threw: ' + err.toString();
|
|
return createError(BAD_REQUEST, msg);
|
|
}
|
|
}
|
|
|
|
function filterChange(opts) {
|
|
var req = {};
|
|
var hasFilter = opts.filter && typeof opts.filter === 'function';
|
|
req.query = opts.query_params;
|
|
|
|
return function filter(change) {
|
|
if (!change.doc) {
|
|
// CSG sends events on the changes feed that don't have documents,
|
|
// this hack makes a whole lot of existing code robust.
|
|
change.doc = {};
|
|
}
|
|
|
|
var filterReturn = hasFilter && tryFilter(opts.filter, change.doc, req);
|
|
|
|
if (typeof filterReturn === 'object') {
|
|
return filterReturn;
|
|
}
|
|
|
|
if (filterReturn) {
|
|
return false;
|
|
}
|
|
|
|
if (!opts.include_docs) {
|
|
delete change.doc;
|
|
} else if (!opts.attachments) {
|
|
for (var att in change.doc._attachments) {
|
|
/* istanbul ignore else */
|
|
if (Object.prototype.hasOwnProperty.call(change.doc._attachments, att)) {
|
|
change.doc._attachments[att].stub = true;
|
|
}
|
|
}
|
|
}
|
|
return true;
|
|
};
|
|
}
|
|
|
|
// shim for Function.prototype.name,
|
|
|
|
// Determine id an ID is valid
|
|
// - invalid IDs begin with an underescore that does not begin '_design' or
|
|
// '_local'
|
|
// - any other string value is a valid id
|
|
// Returns the specific error object for each case
|
|
function invalidIdError(id) {
|
|
var err;
|
|
if (!id) {
|
|
err = createError(MISSING_ID);
|
|
} else if (typeof id !== 'string') {
|
|
err = createError(INVALID_ID);
|
|
} else if (/^_/.test(id) && !(/^_(design|local)/).test(id)) {
|
|
err = createError(RESERVED_ID);
|
|
}
|
|
if (err) {
|
|
throw err;
|
|
}
|
|
}
|
|
|
|
// Checks if a PouchDB object is "remote" or not. This is
|
|
|
|
// originally parseUri 1.2.2, now patched by us
|
|
|
|
// Based on https://github.com/alexdavid/scope-eval v0.0.3
|
|
|
|
var thisBtoa = function (str) {
|
|
return btoa(str);
|
|
};
|
|
|
|
// Abstracts constructing a Blob object, so it also works in older
|
|
// browsers that don't support the native Blob constructor (e.g.
|
|
// old QtWebKit versions, Android < 4.4).
|
|
function createBlob(parts, properties) {
|
|
/* global BlobBuilder,MSBlobBuilder,MozBlobBuilder,WebKitBlobBuilder */
|
|
parts = parts || [];
|
|
properties = properties || {};
|
|
try {
|
|
return new Blob(parts, properties);
|
|
} catch (e) {
|
|
if (e.name !== "TypeError") {
|
|
throw e;
|
|
}
|
|
var Builder = typeof BlobBuilder !== 'undefined' ? BlobBuilder :
|
|
typeof MSBlobBuilder !== 'undefined' ? MSBlobBuilder :
|
|
typeof MozBlobBuilder !== 'undefined' ? MozBlobBuilder :
|
|
WebKitBlobBuilder;
|
|
var builder = new Builder();
|
|
for (var i = 0; i < parts.length; i += 1) {
|
|
builder.append(parts[i]);
|
|
}
|
|
return builder.getBlob(properties.type);
|
|
}
|
|
}
|
|
|
|
// From http://stackoverflow.com/questions/14967647/ (continues on next line)
|
|
// encode-decode-image-with-base64-breaks-image (2013-04-21)
|
|
function binaryStringToArrayBuffer(bin) {
|
|
var length = bin.length;
|
|
var buf = new ArrayBuffer(length);
|
|
var arr = new Uint8Array(buf);
|
|
for (var i = 0; i < length; i++) {
|
|
arr[i] = bin.charCodeAt(i);
|
|
}
|
|
return buf;
|
|
}
|
|
|
|
function binStringToBluffer(binString, type) {
|
|
return createBlob([binaryStringToArrayBuffer(binString)], {type: type});
|
|
}
|
|
|
|
//Can't find original post, but this is close
|
|
//http://stackoverflow.com/questions/6965107/ (continues on next line)
|
|
//converting-between-strings-and-arraybuffers
|
|
function arrayBufferToBinaryString(buffer) {
|
|
var binary = '';
|
|
var bytes = new Uint8Array(buffer);
|
|
var length = bytes.byteLength;
|
|
for (var i = 0; i < length; i++) {
|
|
binary += String.fromCharCode(bytes[i]);
|
|
}
|
|
return binary;
|
|
}
|
|
|
|
// shim for browsers that don't support it
|
|
function readAsBinaryString(blob, callback) {
|
|
var reader = new FileReader();
|
|
var hasBinaryString = typeof reader.readAsBinaryString === 'function';
|
|
reader.onloadend = function (e) {
|
|
var result = e.target.result || '';
|
|
if (hasBinaryString) {
|
|
return callback(result);
|
|
}
|
|
callback(arrayBufferToBinaryString(result));
|
|
};
|
|
if (hasBinaryString) {
|
|
reader.readAsBinaryString(blob);
|
|
} else {
|
|
reader.readAsArrayBuffer(blob);
|
|
}
|
|
}
|
|
|
|
// simplified API. universal browser support is assumed
|
|
function readAsArrayBuffer(blob, callback) {
|
|
var reader = new FileReader();
|
|
reader.onloadend = function (e) {
|
|
var result = e.target.result || new ArrayBuffer(0);
|
|
callback(result);
|
|
};
|
|
reader.readAsArrayBuffer(blob);
|
|
}
|
|
|
|
// this is not used in the browser
|
|
|
|
var setImmediateShim = self.setImmediate || self.setTimeout;
|
|
var MD5_CHUNK_SIZE = 32768;
|
|
|
|
function rawToBase64(raw) {
|
|
return thisBtoa(raw);
|
|
}
|
|
|
|
function sliceBlob(blob, start, end) {
|
|
if (blob.webkitSlice) {
|
|
return blob.webkitSlice(start, end);
|
|
}
|
|
return blob.slice(start, end);
|
|
}
|
|
|
|
function appendBlob(buffer, blob, start, end, callback) {
|
|
if (start > 0 || end < blob.size) {
|
|
// only slice blob if we really need to
|
|
blob = sliceBlob(blob, start, end);
|
|
}
|
|
readAsArrayBuffer(blob, function (arrayBuffer) {
|
|
buffer.append(arrayBuffer);
|
|
callback();
|
|
});
|
|
}
|
|
|
|
function appendString(buffer, string, start, end, callback) {
|
|
if (start > 0 || end < string.length) {
|
|
// only create a substring if we really need to
|
|
string = string.substring(start, end);
|
|
}
|
|
buffer.appendBinary(string);
|
|
callback();
|
|
}
|
|
|
|
function binaryMd5(data, callback) {
|
|
var inputIsString = typeof data === 'string';
|
|
var len = inputIsString ? data.length : data.size;
|
|
var chunkSize = Math.min(MD5_CHUNK_SIZE, len);
|
|
var chunks = Math.ceil(len / chunkSize);
|
|
var currentChunk = 0;
|
|
var buffer = inputIsString ? new Md5() : new Md5.ArrayBuffer();
|
|
|
|
var append = inputIsString ? appendString : appendBlob;
|
|
|
|
function next() {
|
|
setImmediateShim(loadNextChunk);
|
|
}
|
|
|
|
function done() {
|
|
var raw = buffer.end(true);
|
|
var base64 = rawToBase64(raw);
|
|
callback(base64);
|
|
buffer.destroy();
|
|
}
|
|
|
|
function loadNextChunk() {
|
|
var start = currentChunk * chunkSize;
|
|
var end = start + chunkSize;
|
|
currentChunk++;
|
|
if (currentChunk < chunks) {
|
|
append(buffer, data, start, end, next);
|
|
} else {
|
|
append(buffer, data, start, end, done);
|
|
}
|
|
}
|
|
loadNextChunk();
|
|
}
|
|
|
|
function stringMd5(string) {
|
|
return Md5.hash(string);
|
|
}
|
|
|
|
/**
|
|
* Creates a new revision string that does NOT include the revision height
|
|
* For example '56649f1b0506c6ca9fda0746eb0cacdf'
|
|
*/
|
|
function rev$$1(doc, deterministic_revs) {
|
|
if (!deterministic_revs) {
|
|
return uuid.v4().replace(/-/g, '').toLowerCase();
|
|
}
|
|
|
|
var mutateableDoc = $inject_Object_assign({}, doc);
|
|
delete mutateableDoc._rev_tree;
|
|
return stringMd5(JSON.stringify(mutateableDoc));
|
|
}
|
|
|
|
var uuid$1 = uuid.v4; // mimic old import, only v4 is ever used elsewhere
|
|
|
|
var IDB_NULL = Number.MIN_SAFE_INTEGER;
|
|
var IDB_FALSE = Number.MIN_SAFE_INTEGER + 1;
|
|
var IDB_TRUE = Number.MIN_SAFE_INTEGER + 2;
|
|
|
|
// These are the same as bellow but without the global flag
|
|
// we want to use RegExp.test because it's really fast, but the global flag
|
|
// makes the regex const stateful (seriously) as it walked through all instances
|
|
var TEST_KEY_INVALID = /^[^a-zA-Z_$]|[^a-zA-Z0-9_$]+/;
|
|
var TEST_PATH_INVALID = /\\.|(^|\.)[^a-zA-Z_$]|[^a-zA-Z0-9_$.]+/;
|
|
function needsSanitise(name, isPath) {
|
|
if (isPath) {
|
|
return TEST_PATH_INVALID.test(name);
|
|
} else {
|
|
return TEST_KEY_INVALID.test(name);
|
|
}
|
|
}
|
|
|
|
//
|
|
// IndexedDB only allows valid JS names in its index paths, whereas JSON allows
|
|
// for any string at all. This converts invalid JS names to valid ones, to allow
|
|
// for them to be indexed.
|
|
//
|
|
// For example, "foo-bar" is a valid JSON key, but cannot be a valid JS name
|
|
// (because that would be read as foo minus bar).
|
|
//
|
|
// Very high level rules for valid JS names are:
|
|
// - First character cannot start with a number
|
|
// - Otherwise all characters must be be a-z, A-Z, 0-9, $ or _.
|
|
// - We allow . unless the name represents a single field, as that represents
|
|
// a deep index path.
|
|
//
|
|
// This is more aggressive than it needs to be, but also simpler.
|
|
//
|
|
var KEY_INVALID = new RegExp(TEST_KEY_INVALID.source, 'g');
|
|
var PATH_INVALID = new RegExp(TEST_PATH_INVALID.source, 'g');
|
|
var SLASH = '\\'.charCodeAt(0);
|
|
const IS_DOT = '.'.charCodeAt(0);
|
|
|
|
function sanitise(name, isPath) {
|
|
var correctCharacters = function (match) {
|
|
var good = '';
|
|
for (var i = 0; i < match.length; i++) {
|
|
var code = match.charCodeAt(i);
|
|
// If you're sanitising a path, a slash character is there to be interpreted
|
|
// by whatever parses the path later as "escape the next thing".
|
|
//
|
|
// e.g., if you want to index THIS string:
|
|
// {"foo": {"bar.baz": "THIS"}}
|
|
// Your index path would be "foo.bar\.baz".
|
|
|
|
if (code === IS_DOT && isPath && i === 0) {
|
|
good += '.';
|
|
} else if (code === SLASH && isPath) {
|
|
continue;
|
|
} else {
|
|
good += '_c' + code + '_';
|
|
}
|
|
}
|
|
return good;
|
|
};
|
|
|
|
if (isPath) {
|
|
return name.replace(PATH_INVALID, correctCharacters);
|
|
} else {
|
|
return name.replace(KEY_INVALID, correctCharacters);
|
|
}
|
|
}
|
|
|
|
function needsRewrite(data) {
|
|
for (var key of Object.keys(data)) {
|
|
if (needsSanitise(key)) {
|
|
return true;
|
|
} else if (data[key] === null || typeof data[key] === 'boolean') {
|
|
return true;
|
|
} else if (typeof data[key] === 'object') {
|
|
return needsRewrite(data[key]);
|
|
}
|
|
}
|
|
}
|
|
|
|
function rewrite(data) {
|
|
if (!needsRewrite(data)) {
|
|
return false;
|
|
}
|
|
|
|
var isArray = Array.isArray(data);
|
|
var clone = isArray
|
|
? []
|
|
: {};
|
|
|
|
Object.keys(data).forEach(function (key) {
|
|
var safeKey = isArray ? key : sanitise(key);
|
|
|
|
if (data[key] === null) {
|
|
clone[safeKey] = IDB_NULL;
|
|
} else if (typeof data[key] === 'boolean') {
|
|
clone[safeKey] = data[key] ? IDB_TRUE : IDB_FALSE;
|
|
} else if (typeof data[key] === 'object') {
|
|
clone[safeKey] = rewrite(data[key]);
|
|
} else {
|
|
clone[safeKey] = data[key];
|
|
}
|
|
});
|
|
|
|
return clone;
|
|
}
|
|
|
|
var DOC_STORE = 'docs';
|
|
var META_STORE = 'meta';
|
|
|
|
function idbError(callback) {
|
|
return function (evt) {
|
|
var message = 'unknown_error';
|
|
if (evt.target && evt.target.error) {
|
|
message = evt.target.error.name || evt.target.error.message;
|
|
}
|
|
callback(createError(IDB_ERROR, message, evt.type));
|
|
};
|
|
}
|
|
|
|
function processAttachment(name, src, doc, isBinary) {
|
|
|
|
delete doc._attachments[name].stub;
|
|
|
|
if (isBinary) {
|
|
doc._attachments[name].data =
|
|
src.attachments[doc._attachments[name].digest].data;
|
|
return Promise.resolve();
|
|
}
|
|
|
|
return new Promise(function (resolve) {
|
|
var data = src.attachments[doc._attachments[name].digest].data;
|
|
readAsBinaryString(data, function (binString) {
|
|
doc._attachments[name].data = thisBtoa(binString);
|
|
delete doc._attachments[name].length;
|
|
resolve();
|
|
});
|
|
});
|
|
}
|
|
|
|
function rawIndexFields(ddoc, viewName) {
|
|
// fields are an array of either the string name of the field, or a key value
|
|
var fields = ddoc.views[viewName].options &&
|
|
ddoc.views[viewName].options.def &&
|
|
ddoc.views[viewName].options.def.fields || [];
|
|
|
|
// Either ['foo'] or [{'foo': 'desc'}]
|
|
return fields.map(function (field) {
|
|
if (typeof field === 'string') {
|
|
return field;
|
|
} else {
|
|
return Object.keys(field)[0];
|
|
}
|
|
});
|
|
}
|
|
|
|
function naturalIndexName(fields) {
|
|
return '_find_idx/' + fields.join('/');
|
|
}
|
|
|
|
/**
|
|
* Convert the fields the user gave us in the view and convert them to work for
|
|
* indexeddb.
|
|
*
|
|
* fields is an array of field strings. A field string could be one field:
|
|
* 'foo'
|
|
* Or it could be a json path:
|
|
* 'foo.bar'
|
|
*/
|
|
function correctIndexFields(fields) {
|
|
// Every index has to have deleted at the front, because when we do a query
|
|
// we need to filter out deleted documents.
|
|
return ['deleted'].concat(
|
|
fields.map(function (field) {
|
|
if (field in ['_id', '_rev', '_deleted', '_attachments']) {
|
|
// These properties are stored at the top level without the underscore
|
|
return field.substr(1);
|
|
} else {
|
|
// The custom document fields are inside the `data` property
|
|
return 'data.' + sanitise(field, true);
|
|
}
|
|
})
|
|
);
|
|
}
|
|
|
|
//
|
|
// Core PouchDB schema version. Increment this if we, as a library, want to make
|
|
// schema changes in indexeddb. See upgradePouchDbSchema()
|
|
//
|
|
var POUCHDB_IDB_VERSION = 1;
|
|
|
|
//
|
|
// Functions that manage a combinate indexeddb version, by combining the current
|
|
// time in millis that represents user migrations with a large multiplier that
|
|
// represents PouchDB system migrations.
|
|
//
|
|
// This lets us use the idb version number to both represent
|
|
// PouchDB-library-level migrations as well as "user migrations" required for
|
|
// when design documents trigger the addition or removal of native indexes.
|
|
//
|
|
// Given that Number.MAX_SAFE_INTEGER = 9007199254740991
|
|
//
|
|
// We can easily use the largest 2-3 digits and either allow:
|
|
// - 900 system migrations up to 2198/02/18
|
|
// - or 89 system migrations up to 5050/02/14
|
|
//
|
|
// This impl does the former. If this code still exists after 2198 someone send my
|
|
// decendents a Spacebook message congratulating them on their impressive genes.
|
|
//
|
|
// 9007199254740991 <- MAX_SAFE_INTEGER
|
|
// 10000000000000 <- 10^13
|
|
// 7199254740991 <- 2198-02-18T16:59:00.991Z
|
|
//
|
|
var versionMultiplier = Math.pow(10, 13);
|
|
function createIdbVersion() {
|
|
return (versionMultiplier * POUCHDB_IDB_VERSION) + new Date().getTime();
|
|
}
|
|
function getPouchDbVersion(version) {
|
|
return Math.floor(version / versionMultiplier);
|
|
}
|
|
|
|
function maintainNativeIndexes(openReq, reject) {
|
|
var docStore = openReq.transaction.objectStore(DOC_STORE);
|
|
var ddocsReq = docStore.getAll(IDBKeyRange.bound('_design/', '_design/\uffff'));
|
|
|
|
ddocsReq.onsuccess = function (e) {
|
|
var results = e.target.result;
|
|
var existingIndexNames = Array.from(docStore.indexNames);
|
|
|
|
// NB: the only thing we're supporting here is the declared indexing
|
|
// fields nothing more.
|
|
var expectedIndexes = results.filter(function (row) {
|
|
return row.deleted === 0 && row.revs[row.rev].data.views;
|
|
}).map(function (row) {
|
|
return row.revs[row.rev].data;
|
|
}).reduce(function (indexes, ddoc) {
|
|
return Object.keys(ddoc.views).reduce(function (acc, viewName) {
|
|
var fields = rawIndexFields(ddoc, viewName);
|
|
|
|
if (fields && fields.length > 0) {
|
|
acc[naturalIndexName(fields)] = correctIndexFields(fields);
|
|
}
|
|
|
|
return acc;
|
|
}, indexes);
|
|
}, {});
|
|
|
|
var expectedIndexNames = Object.keys(expectedIndexes);
|
|
|
|
// Delete any indexes that aren't system indexes or expected
|
|
var systemIndexNames = ['seq'];
|
|
existingIndexNames.forEach(function (index) {
|
|
if (systemIndexNames.indexOf(index) === -1 && expectedIndexNames.indexOf(index) === -1) {
|
|
docStore.deleteIndex(index);
|
|
}
|
|
});
|
|
|
|
// Work out which indexes are missing and create them
|
|
var newIndexNames = expectedIndexNames.filter(function (ei) {
|
|
return existingIndexNames.indexOf(ei) === -1;
|
|
});
|
|
|
|
try {
|
|
newIndexNames.forEach(function (indexName) {
|
|
docStore.createIndex(indexName, expectedIndexes[indexName]);
|
|
});
|
|
} catch (err) {
|
|
reject(err);
|
|
}
|
|
};
|
|
}
|
|
|
|
function upgradePouchDbSchema(db, pouchdbVersion) {
|
|
if (pouchdbVersion < 1) {
|
|
var docStore = db.createObjectStore(DOC_STORE, {keyPath : 'id'});
|
|
docStore.createIndex('seq', 'seq', {unique: true});
|
|
|
|
db.createObjectStore(META_STORE, {keyPath: 'id'});
|
|
}
|
|
|
|
// Declare more PouchDB schema changes here
|
|
// if (pouchdbVersion < 2) { .. }
|
|
}
|
|
|
|
function openDatabase(openDatabases, api, opts, resolve, reject) {
|
|
var openReq = opts.versionchanged ?
|
|
indexedDB.open(opts.name) :
|
|
indexedDB.open(opts.name, createIdbVersion());
|
|
|
|
openReq.onupgradeneeded = function (e) {
|
|
if (e.oldVersion > 0 && e.oldVersion < versionMultiplier) {
|
|
// This DB was created with the "idb" adapter, **not** this one.
|
|
// For now we're going to just error out here: users must manually
|
|
// migrate between the two. In the future, dependent on performance tests,
|
|
// we might silently migrate
|
|
throw new Error('Incorrect adapter: you should specify the "idb" adapter to open this DB');
|
|
} else if (e.oldVersion === 0 && e.newVersion < versionMultiplier) {
|
|
// Firefox still creates the database with version=1 even if we throw,
|
|
// so we need to be sure to destroy the empty database before throwing
|
|
indexedDB.deleteDatabase(opts.name);
|
|
throw new Error('Database was deleted while open');
|
|
}
|
|
|
|
var db = e.target.result;
|
|
|
|
var pouchdbVersion = getPouchDbVersion(e.oldVersion);
|
|
upgradePouchDbSchema(db, pouchdbVersion);
|
|
maintainNativeIndexes(openReq, reject);
|
|
};
|
|
|
|
openReq.onblocked = function (e) {
|
|
// AFAICT this only occurs if, after sending `onversionchange` events to
|
|
// all other open DBs (ie in different tabs), there are still open
|
|
// connections to the DB. In this code we should never see this because we
|
|
// close our DBs on these events, and all DB interactions are wrapped in
|
|
// safely re-opening the DB.
|
|
console.error('onblocked, this should never happen', e);
|
|
};
|
|
|
|
openReq.onsuccess = function (e) {
|
|
var idb = e.target.result;
|
|
|
|
idb.onabort = function (e) {
|
|
console.error('Database has a global failure', e.target.error);
|
|
delete openDatabases[opts.name];
|
|
idb.close();
|
|
};
|
|
|
|
idb.onversionchange = function () {
|
|
console.log('Database was made stale, closing handle');
|
|
openDatabases[opts.name].versionchanged = true;
|
|
idb.close();
|
|
};
|
|
|
|
idb.onclose = function () {
|
|
console.log('Database was made stale, closing handle');
|
|
if (opts.name in openDatabases) {
|
|
openDatabases[opts.name].versionchanged = true;
|
|
}
|
|
};
|
|
|
|
var metadata = {id: META_STORE};
|
|
var txn = idb.transaction([META_STORE], 'readwrite');
|
|
|
|
txn.oncomplete = function () {
|
|
resolve({idb: idb, metadata: metadata});
|
|
};
|
|
|
|
var metaStore = txn.objectStore(META_STORE);
|
|
metaStore.get(META_STORE).onsuccess = function (e) {
|
|
metadata = e.target.result || metadata;
|
|
var changed = false;
|
|
|
|
if (!('doc_count' in metadata)) {
|
|
changed = true;
|
|
metadata.doc_count = 0;
|
|
}
|
|
|
|
if (!('seq' in metadata)) {
|
|
changed = true;
|
|
metadata.seq = 0;
|
|
}
|
|
|
|
if (!('db_uuid' in metadata)) {
|
|
changed = true;
|
|
metadata.db_uuid = uuid$1();
|
|
}
|
|
|
|
if (changed) {
|
|
metaStore.put(metadata);
|
|
}
|
|
};
|
|
};
|
|
|
|
openReq.onerror = function (e) {
|
|
reject(e.target.error);
|
|
};
|
|
}
|
|
|
|
function setup (openDatabases, api, opts) {
|
|
if (!openDatabases[opts.name] || openDatabases[opts.name].versionchanged) {
|
|
opts.versionchanged = openDatabases[opts.name] &&
|
|
openDatabases[opts.name].versionchanged;
|
|
|
|
openDatabases[opts.name] = new Promise(function (resolve, reject) {
|
|
openDatabase(openDatabases, api, opts, resolve, reject);
|
|
});
|
|
}
|
|
|
|
return openDatabases[opts.name];
|
|
}
|
|
|
|
function info (metadata, callback) {
|
|
callback(null, {
|
|
doc_count: metadata.doc_count,
|
|
update_seq: metadata.seq
|
|
});
|
|
}
|
|
|
|
// We fetch all leafs of the revision tree, and sort them based on tree length
|
|
// and whether they were deleted, undeleted documents with the longest revision
|
|
// tree (most edits) win
|
|
// The final sort algorithm is slightly documented in a sidebar here:
|
|
// http://guide.couchdb.org/draft/conflicts.html
|
|
function winningRev(metadata) {
|
|
var winningId;
|
|
var winningPos;
|
|
var winningDeleted;
|
|
var toVisit = metadata.rev_tree.slice();
|
|
var node;
|
|
while ((node = toVisit.pop())) {
|
|
var tree = node.ids;
|
|
var branches = tree[2];
|
|
var pos = node.pos;
|
|
if (branches.length) { // non-leaf
|
|
for (var i = 0, len = branches.length; i < len; i++) {
|
|
toVisit.push({pos: pos + 1, ids: branches[i]});
|
|
}
|
|
continue;
|
|
}
|
|
var deleted = !!tree[1].deleted;
|
|
var id = tree[0];
|
|
// sort by deleted, then pos, then id
|
|
if (!winningId || (winningDeleted !== deleted ? winningDeleted :
|
|
winningPos !== pos ? winningPos < pos : winningId < id)) {
|
|
winningId = id;
|
|
winningPos = pos;
|
|
winningDeleted = deleted;
|
|
}
|
|
}
|
|
|
|
return winningPos + '-' + winningId;
|
|
}
|
|
|
|
// Pretty much all below can be combined into a higher order function to
|
|
// traverse revisions
|
|
// The return value from the callback will be passed as context to all
|
|
// children of that node
|
|
function traverseRevTree(revs, callback) {
|
|
var toVisit = revs.slice();
|
|
|
|
var node;
|
|
while ((node = toVisit.pop())) {
|
|
var pos = node.pos;
|
|
var tree = node.ids;
|
|
var branches = tree[2];
|
|
var newCtx =
|
|
callback(branches.length === 0, pos, tree[0], node.ctx, tree[1]);
|
|
for (var i = 0, len = branches.length; i < len; i++) {
|
|
toVisit.push({pos: pos + 1, ids: branches[i], ctx: newCtx});
|
|
}
|
|
}
|
|
}
|
|
|
|
function sortByPos(a, b) {
|
|
return a.pos - b.pos;
|
|
}
|
|
|
|
function collectLeaves(revs) {
|
|
var leaves = [];
|
|
traverseRevTree(revs, function (isLeaf, pos, id, acc, opts) {
|
|
if (isLeaf) {
|
|
leaves.push({rev: pos + "-" + id, pos: pos, opts: opts});
|
|
}
|
|
});
|
|
leaves.sort(sortByPos).reverse();
|
|
for (var i = 0, len = leaves.length; i < len; i++) {
|
|
delete leaves[i].pos;
|
|
}
|
|
return leaves;
|
|
}
|
|
|
|
// returns revs of all conflicts that is leaves such that
|
|
// 1. are not deleted and
|
|
// 2. are different than winning revision
|
|
function collectConflicts(metadata) {
|
|
var win = winningRev(metadata);
|
|
var leaves = collectLeaves(metadata.rev_tree);
|
|
var conflicts = [];
|
|
for (var i = 0, len = leaves.length; i < len; i++) {
|
|
var leaf = leaves[i];
|
|
if (leaf.rev !== win && !leaf.opts.deleted) {
|
|
conflicts.push(leaf.rev);
|
|
}
|
|
}
|
|
return conflicts;
|
|
}
|
|
|
|
// compact a tree by marking its non-leafs as missing,
|
|
// and return a list of revs to delete
|
|
function compactTree(metadata) {
|
|
var revs = [];
|
|
traverseRevTree(metadata.rev_tree, function (isLeaf, pos,
|
|
revHash, ctx, opts) {
|
|
if (opts.status === 'available' && !isLeaf) {
|
|
revs.push(pos + '-' + revHash);
|
|
opts.status = 'missing';
|
|
}
|
|
});
|
|
return revs;
|
|
}
|
|
|
|
// build up a list of all the paths to the leafs in this revision tree
|
|
function rootToLeaf(revs) {
|
|
var paths = [];
|
|
var toVisit = revs.slice();
|
|
var node;
|
|
while ((node = toVisit.pop())) {
|
|
var pos = node.pos;
|
|
var tree = node.ids;
|
|
var id = tree[0];
|
|
var opts = tree[1];
|
|
var branches = tree[2];
|
|
var isLeaf = branches.length === 0;
|
|
|
|
var history = node.history ? node.history.slice() : [];
|
|
history.push({id: id, opts: opts});
|
|
if (isLeaf) {
|
|
paths.push({pos: (pos + 1 - history.length), ids: history});
|
|
}
|
|
for (var i = 0, len = branches.length; i < len; i++) {
|
|
toVisit.push({pos: pos + 1, ids: branches[i], history: history});
|
|
}
|
|
}
|
|
return paths.reverse();
|
|
}
|
|
|
|
// for a better overview of what this is doing, read:
|
|
|
|
function sortByPos$1(a, b) {
|
|
return a.pos - b.pos;
|
|
}
|
|
|
|
// classic binary search
|
|
function binarySearch(arr, item, comparator) {
|
|
var low = 0;
|
|
var high = arr.length;
|
|
var mid;
|
|
while (low < high) {
|
|
mid = (low + high) >>> 1;
|
|
if (comparator(arr[mid], item) < 0) {
|
|
low = mid + 1;
|
|
} else {
|
|
high = mid;
|
|
}
|
|
}
|
|
return low;
|
|
}
|
|
|
|
// assuming the arr is sorted, insert the item in the proper place
|
|
function insertSorted(arr, item, comparator) {
|
|
var idx = binarySearch(arr, item, comparator);
|
|
arr.splice(idx, 0, item);
|
|
}
|
|
|
|
// Turn a path as a flat array into a tree with a single branch.
|
|
// If any should be stemmed from the beginning of the array, that's passed
|
|
// in as the second argument
|
|
function pathToTree(path, numStemmed) {
|
|
var root;
|
|
var leaf;
|
|
for (var i = numStemmed, len = path.length; i < len; i++) {
|
|
var node = path[i];
|
|
var currentLeaf = [node.id, node.opts, []];
|
|
if (leaf) {
|
|
leaf[2].push(currentLeaf);
|
|
leaf = currentLeaf;
|
|
} else {
|
|
root = leaf = currentLeaf;
|
|
}
|
|
}
|
|
return root;
|
|
}
|
|
|
|
// compare the IDs of two trees
|
|
function compareTree(a, b) {
|
|
return a[0] < b[0] ? -1 : 1;
|
|
}
|
|
|
|
// Merge two trees together
|
|
// The roots of tree1 and tree2 must be the same revision
|
|
function mergeTree(in_tree1, in_tree2) {
|
|
var queue = [{tree1: in_tree1, tree2: in_tree2}];
|
|
var conflicts = false;
|
|
while (queue.length > 0) {
|
|
var item = queue.pop();
|
|
var tree1 = item.tree1;
|
|
var tree2 = item.tree2;
|
|
|
|
if (tree1[1].status || tree2[1].status) {
|
|
tree1[1].status =
|
|
(tree1[1].status === 'available' ||
|
|
tree2[1].status === 'available') ? 'available' : 'missing';
|
|
}
|
|
|
|
for (var i = 0; i < tree2[2].length; i++) {
|
|
if (!tree1[2][0]) {
|
|
conflicts = 'new_leaf';
|
|
tree1[2][0] = tree2[2][i];
|
|
continue;
|
|
}
|
|
|
|
var merged = false;
|
|
for (var j = 0; j < tree1[2].length; j++) {
|
|
if (tree1[2][j][0] === tree2[2][i][0]) {
|
|
queue.push({tree1: tree1[2][j], tree2: tree2[2][i]});
|
|
merged = true;
|
|
}
|
|
}
|
|
if (!merged) {
|
|
conflicts = 'new_branch';
|
|
insertSorted(tree1[2], tree2[2][i], compareTree);
|
|
}
|
|
}
|
|
}
|
|
return {conflicts: conflicts, tree: in_tree1};
|
|
}
|
|
|
|
function doMerge(tree, path, dontExpand) {
|
|
var restree = [];
|
|
var conflicts = false;
|
|
var merged = false;
|
|
var res;
|
|
|
|
if (!tree.length) {
|
|
return {tree: [path], conflicts: 'new_leaf'};
|
|
}
|
|
|
|
for (var i = 0, len = tree.length; i < len; i++) {
|
|
var branch = tree[i];
|
|
if (branch.pos === path.pos && branch.ids[0] === path.ids[0]) {
|
|
// Paths start at the same position and have the same root, so they need
|
|
// merged
|
|
res = mergeTree(branch.ids, path.ids);
|
|
restree.push({pos: branch.pos, ids: res.tree});
|
|
conflicts = conflicts || res.conflicts;
|
|
merged = true;
|
|
} else if (dontExpand !== true) {
|
|
// The paths start at a different position, take the earliest path and
|
|
// traverse up until it as at the same point from root as the path we
|
|
// want to merge. If the keys match we return the longer path with the
|
|
// other merged After stemming we dont want to expand the trees
|
|
|
|
var t1 = branch.pos < path.pos ? branch : path;
|
|
var t2 = branch.pos < path.pos ? path : branch;
|
|
var diff = t2.pos - t1.pos;
|
|
|
|
var candidateParents = [];
|
|
|
|
var trees = [];
|
|
trees.push({ids: t1.ids, diff: diff, parent: null, parentIdx: null});
|
|
while (trees.length > 0) {
|
|
var item = trees.pop();
|
|
if (item.diff === 0) {
|
|
if (item.ids[0] === t2.ids[0]) {
|
|
candidateParents.push(item);
|
|
}
|
|
continue;
|
|
}
|
|
var elements = item.ids[2];
|
|
for (var j = 0, elementsLen = elements.length; j < elementsLen; j++) {
|
|
trees.push({
|
|
ids: elements[j],
|
|
diff: item.diff - 1,
|
|
parent: item.ids,
|
|
parentIdx: j
|
|
});
|
|
}
|
|
}
|
|
|
|
var el = candidateParents[0];
|
|
|
|
if (!el) {
|
|
restree.push(branch);
|
|
} else {
|
|
res = mergeTree(el.ids, t2.ids);
|
|
el.parent[2][el.parentIdx] = res.tree;
|
|
restree.push({pos: t1.pos, ids: t1.ids});
|
|
conflicts = conflicts || res.conflicts;
|
|
merged = true;
|
|
}
|
|
} else {
|
|
restree.push(branch);
|
|
}
|
|
}
|
|
|
|
// We didnt find
|
|
if (!merged) {
|
|
restree.push(path);
|
|
}
|
|
|
|
restree.sort(sortByPos$1);
|
|
|
|
return {
|
|
tree: restree,
|
|
conflicts: conflicts || 'internal_node'
|
|
};
|
|
}
|
|
|
|
// To ensure we dont grow the revision tree infinitely, we stem old revisions
|
|
function stem(tree, depth) {
|
|
// First we break out the tree into a complete list of root to leaf paths
|
|
var paths = rootToLeaf(tree);
|
|
var stemmedRevs;
|
|
|
|
var result;
|
|
for (var i = 0, len = paths.length; i < len; i++) {
|
|
// Then for each path, we cut off the start of the path based on the
|
|
// `depth` to stem to, and generate a new set of flat trees
|
|
var path = paths[i];
|
|
var stemmed = path.ids;
|
|
var node;
|
|
if (stemmed.length > depth) {
|
|
// only do the stemming work if we actually need to stem
|
|
if (!stemmedRevs) {
|
|
stemmedRevs = {}; // avoid allocating this object unnecessarily
|
|
}
|
|
var numStemmed = stemmed.length - depth;
|
|
node = {
|
|
pos: path.pos + numStemmed,
|
|
ids: pathToTree(stemmed, numStemmed)
|
|
};
|
|
|
|
for (var s = 0; s < numStemmed; s++) {
|
|
var rev = (path.pos + s) + '-' + stemmed[s].id;
|
|
stemmedRevs[rev] = true;
|
|
}
|
|
} else { // no need to actually stem
|
|
node = {
|
|
pos: path.pos,
|
|
ids: pathToTree(stemmed, 0)
|
|
};
|
|
}
|
|
|
|
// Then we remerge all those flat trees together, ensuring that we dont
|
|
// connect trees that would go beyond the depth limit
|
|
if (result) {
|
|
result = doMerge(result, node, true).tree;
|
|
} else {
|
|
result = [node];
|
|
}
|
|
}
|
|
|
|
// this is memory-heavy per Chrome profiler, avoid unless we actually stemmed
|
|
if (stemmedRevs) {
|
|
traverseRevTree(result, function (isLeaf, pos, revHash) {
|
|
// some revisions may have been removed in a branch but not in another
|
|
delete stemmedRevs[pos + '-' + revHash];
|
|
});
|
|
}
|
|
|
|
return {
|
|
tree: result,
|
|
revs: stemmedRevs ? Object.keys(stemmedRevs) : []
|
|
};
|
|
}
|
|
|
|
function merge(tree, path, depth) {
|
|
var newTree = doMerge(tree, path);
|
|
var stemmed = stem(newTree.tree, depth);
|
|
return {
|
|
tree: stemmed.tree,
|
|
stemmedRevs: stemmed.revs,
|
|
conflicts: newTree.conflicts
|
|
};
|
|
}
|
|
|
|
// return true if a rev exists in the rev tree, false otherwise
|
|
|
|
// returns the current leaf node for a given revision
|
|
function latest(rev, metadata) {
|
|
var toVisit = metadata.rev_tree.slice();
|
|
var node;
|
|
while ((node = toVisit.pop())) {
|
|
var pos = node.pos;
|
|
var tree = node.ids;
|
|
var id = tree[0];
|
|
var opts = tree[1];
|
|
var branches = tree[2];
|
|
var isLeaf = branches.length === 0;
|
|
|
|
var history = node.history ? node.history.slice() : [];
|
|
history.push({id: id, pos: pos, opts: opts});
|
|
|
|
if (isLeaf) {
|
|
for (var i = 0, len = history.length; i < len; i++) {
|
|
var historyNode = history[i];
|
|
var historyRev = historyNode.pos + '-' + historyNode.id;
|
|
|
|
if (historyRev === rev) {
|
|
// return the rev of this leaf
|
|
return pos + '-' + id;
|
|
}
|
|
}
|
|
}
|
|
|
|
for (var j = 0, l = branches.length; j < l; j++) {
|
|
toVisit.push({pos: pos + 1, ids: branches[j], history: history});
|
|
}
|
|
}
|
|
|
|
/* istanbul ignore next */
|
|
throw new Error('Unable to resolve latest revision for id ' + metadata.id + ', rev ' + rev);
|
|
}
|
|
|
|
function get (txn, id, opts, callback) {
|
|
if (txn.error) {
|
|
return callback(txn.error);
|
|
}
|
|
|
|
txn.txn.objectStore(DOC_STORE).get(id).onsuccess = function (e) {
|
|
var doc = e.target.result;
|
|
var rev;
|
|
if (!opts.rev) {
|
|
rev = (doc && doc.rev);
|
|
} else {
|
|
rev = opts.latest ? latest(opts.rev, doc) : opts.rev;
|
|
}
|
|
|
|
if (!doc || (doc.deleted && !opts.rev) || !(rev in doc.revs)) {
|
|
callback(createError(MISSING_DOC, 'missing'));
|
|
return;
|
|
}
|
|
|
|
var result = doc.revs[rev].data;
|
|
result._id = doc.id;
|
|
result._rev = rev;
|
|
|
|
// WARNING: expecting possible old format
|
|
// TODO: why are we passing the transaction in the context?
|
|
// It's not clear we ever thread these txns usefully
|
|
callback(null, {
|
|
doc: result,
|
|
metadata: doc,
|
|
ctx: txn
|
|
});
|
|
};
|
|
}
|
|
|
|
function parseAttachment(attachment, opts, cb) {
|
|
if (opts.binary) {
|
|
return cb(null, attachment);
|
|
} else {
|
|
readAsBinaryString(attachment, function (binString) {
|
|
cb(null, thisBtoa(binString));
|
|
});
|
|
}
|
|
}
|
|
|
|
function getAttachment(txn, docId, attachId, _, opts, cb) {
|
|
if (txn.error) {
|
|
return cb(txn.error);
|
|
}
|
|
|
|
var attachment;
|
|
|
|
txn.txn.objectStore(DOC_STORE).get(docId).onsuccess = function (e) {
|
|
var doc = e.target.result;
|
|
var rev = doc.revs[opts.rev || doc.rev].data;
|
|
var digest = rev._attachments[attachId].digest;
|
|
attachment = doc.attachments[digest].data;
|
|
};
|
|
|
|
txn.txn.oncomplete = function () {
|
|
parseAttachment(attachment, opts, cb);
|
|
};
|
|
|
|
txn.txn.onabort = cb;
|
|
}
|
|
|
|
function toObject(array) {
|
|
return array.reduce(function (obj, item) {
|
|
obj[item] = true;
|
|
return obj;
|
|
}, {});
|
|
}
|
|
// List of top level reserved words for doc
|
|
var reservedWords = toObject([
|
|
'_id',
|
|
'_rev',
|
|
'_access',
|
|
'_attachments',
|
|
'_deleted',
|
|
'_revisions',
|
|
'_revs_info',
|
|
'_conflicts',
|
|
'_deleted_conflicts',
|
|
'_local_seq',
|
|
'_rev_tree',
|
|
// replication documents
|
|
'_replication_id',
|
|
'_replication_state',
|
|
'_replication_state_time',
|
|
'_replication_state_reason',
|
|
'_replication_stats',
|
|
// Specific to Couchbase Sync Gateway
|
|
'_removed'
|
|
]);
|
|
|
|
// List of reserved words that should end up in the document
|
|
var dataWords = toObject([
|
|
'_access',
|
|
'_attachments',
|
|
// replication documents
|
|
'_replication_id',
|
|
'_replication_state',
|
|
'_replication_state_time',
|
|
'_replication_state_reason',
|
|
'_replication_stats'
|
|
]);
|
|
|
|
function parseRevisionInfo(rev) {
|
|
if (!/^\d+-/.test(rev)) {
|
|
return createError(INVALID_REV);
|
|
}
|
|
var idx = rev.indexOf('-');
|
|
var left = rev.substring(0, idx);
|
|
var right = rev.substring(idx + 1);
|
|
return {
|
|
prefix: parseInt(left, 10),
|
|
id: right
|
|
};
|
|
}
|
|
|
|
function makeRevTreeFromRevisions(revisions, opts) {
|
|
var pos = revisions.start - revisions.ids.length + 1;
|
|
|
|
var revisionIds = revisions.ids;
|
|
var ids = [revisionIds[0], opts, []];
|
|
|
|
for (var i = 1, len = revisionIds.length; i < len; i++) {
|
|
ids = [revisionIds[i], {status: 'missing'}, [ids]];
|
|
}
|
|
|
|
return [{
|
|
pos: pos,
|
|
ids: ids
|
|
}];
|
|
}
|
|
|
|
// Preprocess documents, parse their revisions, assign an id and a
|
|
// revision for new writes that are missing them, etc
|
|
function parseDoc(doc, newEdits, dbOpts) {
|
|
if (!dbOpts) {
|
|
dbOpts = {
|
|
deterministic_revs: true
|
|
};
|
|
}
|
|
|
|
var nRevNum;
|
|
var newRevId;
|
|
var revInfo;
|
|
var opts = {status: 'available'};
|
|
if (doc._deleted) {
|
|
opts.deleted = true;
|
|
}
|
|
|
|
if (newEdits) {
|
|
if (!doc._id) {
|
|
doc._id = uuid$1();
|
|
}
|
|
newRevId = rev$$1(doc, dbOpts.deterministic_revs);
|
|
if (doc._rev) {
|
|
revInfo = parseRevisionInfo(doc._rev);
|
|
if (revInfo.error) {
|
|
return revInfo;
|
|
}
|
|
doc._rev_tree = [{
|
|
pos: revInfo.prefix,
|
|
ids: [revInfo.id, {status: 'missing'}, [[newRevId, opts, []]]]
|
|
}];
|
|
nRevNum = revInfo.prefix + 1;
|
|
} else {
|
|
doc._rev_tree = [{
|
|
pos: 1,
|
|
ids : [newRevId, opts, []]
|
|
}];
|
|
nRevNum = 1;
|
|
}
|
|
} else {
|
|
if (doc._revisions) {
|
|
doc._rev_tree = makeRevTreeFromRevisions(doc._revisions, opts);
|
|
nRevNum = doc._revisions.start;
|
|
newRevId = doc._revisions.ids[0];
|
|
}
|
|
if (!doc._rev_tree) {
|
|
revInfo = parseRevisionInfo(doc._rev);
|
|
if (revInfo.error) {
|
|
return revInfo;
|
|
}
|
|
nRevNum = revInfo.prefix;
|
|
newRevId = revInfo.id;
|
|
doc._rev_tree = [{
|
|
pos: nRevNum,
|
|
ids: [newRevId, opts, []]
|
|
}];
|
|
}
|
|
}
|
|
|
|
invalidIdError(doc._id);
|
|
|
|
doc._rev = nRevNum + '-' + newRevId;
|
|
|
|
var result = {metadata : {}, data : {}};
|
|
for (var key in doc) {
|
|
/* istanbul ignore else */
|
|
if (Object.prototype.hasOwnProperty.call(doc, key)) {
|
|
var specialKey = key[0] === '_';
|
|
if (specialKey && !reservedWords[key]) {
|
|
var error = createError(DOC_VALIDATION, key);
|
|
error.message = DOC_VALIDATION.message + ': ' + key;
|
|
throw error;
|
|
} else if (specialKey && !dataWords[key]) {
|
|
result.metadata[key.slice(1)] = doc[key];
|
|
} else {
|
|
result.data[key] = doc[key];
|
|
}
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
function bulkDocs (api, req, opts, metadata, dbOpts, idbChanges, callback) {
|
|
|
|
var txn;
|
|
|
|
// TODO: I would prefer to get rid of these globals
|
|
var error;
|
|
var results = [];
|
|
var docs = [];
|
|
var lastWriteIndex;
|
|
|
|
var revsLimit = dbOpts.revs_limit || 1000;
|
|
var rewriteEnabled = dbOpts.name.indexOf("-mrview-") === -1;
|
|
const autoCompaction = dbOpts.auto_compaction;
|
|
|
|
// We only need to track 1 revision for local documents
|
|
function docsRevsLimit(doc) {
|
|
return /^_local/.test(doc.id) ? 1 : revsLimit;
|
|
}
|
|
|
|
function rootIsMissing(doc) {
|
|
return doc.rev_tree[0].ids[1].status === 'missing';
|
|
}
|
|
|
|
function parseBase64(data) {
|
|
try {
|
|
return atob(data);
|
|
} catch (e) {
|
|
return {
|
|
error: createError(BAD_ARG, 'Attachment is not a valid base64 string')
|
|
};
|
|
}
|
|
}
|
|
|
|
// Reads the original doc from the store if available
|
|
// As in allDocs with keys option using multiple get calls is the fastest way
|
|
function fetchExistingDocs(txn, docs) {
|
|
var fetched = 0;
|
|
var oldDocs = {};
|
|
|
|
function readDone(e) {
|
|
if (e.target.result) {
|
|
oldDocs[e.target.result.id] = e.target.result;
|
|
}
|
|
if (++fetched === docs.length) {
|
|
processDocs$$1(txn, docs, oldDocs);
|
|
}
|
|
}
|
|
|
|
docs.forEach(function (doc) {
|
|
txn.objectStore(DOC_STORE).get(doc.id).onsuccess = readDone;
|
|
});
|
|
}
|
|
|
|
function revHasAttachment(doc, rev, digest) {
|
|
return doc.revs[rev] &&
|
|
doc.revs[rev].data._attachments &&
|
|
Object.values(doc.revs[rev].data._attachments).find(function (att) {
|
|
return att.digest === digest;
|
|
});
|
|
}
|
|
|
|
function processDocs$$1(txn, docs, oldDocs) {
|
|
|
|
docs.forEach(function (doc, i) {
|
|
var newDoc;
|
|
|
|
// The first document write cannot be a deletion
|
|
if ('was_delete' in opts && !(Object.prototype.hasOwnProperty.call(oldDocs, doc.id))) {
|
|
newDoc = createError(MISSING_DOC, 'deleted');
|
|
|
|
// The first write of a document cannot specify a revision
|
|
} else if (opts.new_edits &&
|
|
!Object.prototype.hasOwnProperty.call(oldDocs, doc.id) &&
|
|
rootIsMissing(doc)) {
|
|
newDoc = createError(REV_CONFLICT);
|
|
|
|
// Update the existing document
|
|
} else if (Object.prototype.hasOwnProperty.call(oldDocs, doc.id)) {
|
|
newDoc = update(txn, doc, oldDocs[doc.id]);
|
|
// The update can be rejected if it is an update to an existing
|
|
// revision, if so skip it
|
|
if (newDoc == false) {
|
|
return;
|
|
}
|
|
|
|
// New document
|
|
} else {
|
|
// Ensure new documents are also stemmed
|
|
var merged = merge([], doc.rev_tree[0], docsRevsLimit(doc));
|
|
doc.rev_tree = merged.tree;
|
|
doc.stemmedRevs = merged.stemmedRevs;
|
|
newDoc = doc;
|
|
newDoc.isNewDoc = true;
|
|
newDoc.wasDeleted = doc.revs[doc.rev].deleted ? 1 : 0;
|
|
}
|
|
|
|
if (newDoc.error) {
|
|
results[i] = newDoc;
|
|
} else {
|
|
oldDocs[newDoc.id] = newDoc;
|
|
lastWriteIndex = i;
|
|
write(txn, newDoc, i);
|
|
}
|
|
});
|
|
}
|
|
|
|
// Converts from the format returned by parseDoc into the new format
|
|
// we use to store
|
|
function convertDocFormat(doc) {
|
|
|
|
var newDoc = {
|
|
id: doc.metadata.id,
|
|
rev: doc.metadata.rev,
|
|
rev_tree: doc.metadata.rev_tree,
|
|
revs: doc.metadata.revs || {}
|
|
};
|
|
|
|
newDoc.revs[newDoc.rev] = {
|
|
data: doc.data,
|
|
deleted: doc.metadata.deleted
|
|
};
|
|
|
|
return newDoc;
|
|
}
|
|
|
|
function update(txn, doc, oldDoc) {
|
|
|
|
// Ignore updates to existing revisions
|
|
if ((doc.rev in oldDoc.revs) && !opts.new_edits) {
|
|
return false;
|
|
}
|
|
|
|
var isRoot = /^1-/.test(doc.rev);
|
|
|
|
// Reattach first writes after a deletion to last deleted tree
|
|
if (oldDoc.deleted && !doc.deleted && opts.new_edits && isRoot) {
|
|
var tmp = doc.revs[doc.rev].data;
|
|
tmp._rev = oldDoc.rev;
|
|
tmp._id = oldDoc.id;
|
|
doc = convertDocFormat(parseDoc(tmp, opts.new_edits, dbOpts));
|
|
}
|
|
|
|
var merged = merge(oldDoc.rev_tree, doc.rev_tree[0], docsRevsLimit(doc));
|
|
doc.stemmedRevs = merged.stemmedRevs;
|
|
doc.rev_tree = merged.tree;
|
|
|
|
// Merge the old and new rev data
|
|
var revs = oldDoc.revs;
|
|
revs[doc.rev] = doc.revs[doc.rev];
|
|
doc.revs = revs;
|
|
|
|
doc.attachments = oldDoc.attachments;
|
|
|
|
var inConflict = opts.new_edits && (((oldDoc.deleted && doc.deleted) ||
|
|
(!oldDoc.deleted && merged.conflicts !== 'new_leaf') ||
|
|
(oldDoc.deleted && !doc.deleted && merged.conflicts === 'new_branch') ||
|
|
(oldDoc.rev === doc.rev)));
|
|
|
|
if (inConflict) {
|
|
return createError(REV_CONFLICT);
|
|
}
|
|
|
|
doc.wasDeleted = oldDoc.deleted;
|
|
|
|
return doc;
|
|
}
|
|
|
|
function write(txn, doc, i) {
|
|
|
|
// We copy the data from the winning revision into the root
|
|
// of the document so that it can be indexed
|
|
var winningRev$$1 = winningRev(doc);
|
|
// rev of new doc for attachments and to return it
|
|
var writtenRev = doc.rev;
|
|
var isLocal = /^_local/.test(doc.id);
|
|
|
|
var theDoc = doc.revs[winningRev$$1].data;
|
|
|
|
const isNewDoc = doc.isNewDoc;
|
|
|
|
if (rewriteEnabled) {
|
|
// doc.data is what we index, so we need to clone and rewrite it, and clean
|
|
// it up for indexability
|
|
var result = rewrite(theDoc);
|
|
if (result) {
|
|
doc.data = result;
|
|
delete doc.data._attachments;
|
|
} else {
|
|
doc.data = theDoc;
|
|
}
|
|
} else {
|
|
doc.data = theDoc;
|
|
}
|
|
|
|
doc.rev = winningRev$$1;
|
|
// .deleted needs to be an int for indexing
|
|
doc.deleted = doc.revs[winningRev$$1].deleted ? 1 : 0;
|
|
|
|
// Bump the seq for every new (non local) revision written
|
|
// TODO: index expects a unique seq, not sure if ignoring local will
|
|
// work
|
|
if (!isLocal) {
|
|
doc.seq = ++metadata.seq;
|
|
|
|
var delta = 0;
|
|
// If its a new document, we wont decrement if deleted
|
|
if (doc.isNewDoc) {
|
|
delta = doc.deleted ? 0 : 1;
|
|
} else if (doc.wasDeleted !== doc.deleted) {
|
|
delta = doc.deleted ? -1 : 1;
|
|
}
|
|
metadata.doc_count += delta;
|
|
}
|
|
delete doc.isNewDoc;
|
|
delete doc.wasDeleted;
|
|
|
|
// If there have been revisions stemmed when merging trees,
|
|
// delete their data
|
|
let revsToDelete = doc.stemmedRevs || [];
|
|
|
|
if (autoCompaction && !isNewDoc) {
|
|
const result = compactTree(doc);
|
|
if (result.length) {
|
|
revsToDelete = revsToDelete.concat(result);
|
|
}
|
|
}
|
|
|
|
if (revsToDelete.length) {
|
|
revsToDelete.forEach(function (rev) { delete doc.revs[rev]; });
|
|
}
|
|
|
|
delete doc.stemmedRevs;
|
|
|
|
if (!('attachments' in doc)) {
|
|
doc.attachments = {};
|
|
}
|
|
|
|
if (theDoc._attachments) {
|
|
for (var k in theDoc._attachments) {
|
|
var attachment = theDoc._attachments[k];
|
|
if (attachment.stub) {
|
|
if (!(attachment.digest in doc.attachments)) {
|
|
error = createError(MISSING_STUB);
|
|
// TODO: Not sure how safe this manual abort is, seeing
|
|
// console issues
|
|
txn.abort();
|
|
return;
|
|
}
|
|
|
|
if (revHasAttachment(doc, writtenRev, attachment.digest)) {
|
|
doc.attachments[attachment.digest].revs[writtenRev] = true;
|
|
}
|
|
|
|
} else {
|
|
|
|
doc.attachments[attachment.digest] = attachment;
|
|
doc.attachments[attachment.digest].revs = {};
|
|
doc.attachments[attachment.digest].revs[writtenRev] = true;
|
|
|
|
theDoc._attachments[k] = {
|
|
stub: true,
|
|
digest: attachment.digest,
|
|
content_type: attachment.content_type,
|
|
length: attachment.length,
|
|
revpos: parseInt(writtenRev, 10)
|
|
};
|
|
}
|
|
}
|
|
}
|
|
|
|
// Local documents have different revision handling
|
|
if (isLocal && doc.deleted) {
|
|
txn.objectStore(DOC_STORE)["delete"](doc.id).onsuccess = function () {
|
|
results[i] = {
|
|
ok: true,
|
|
id: doc.id,
|
|
rev: '0-0'
|
|
};
|
|
};
|
|
updateSeq(i);
|
|
return;
|
|
}
|
|
|
|
txn.objectStore(DOC_STORE).put(doc).onsuccess = function () {
|
|
results[i] = {
|
|
ok: true,
|
|
id: doc.id,
|
|
rev: writtenRev
|
|
};
|
|
updateSeq(i);
|
|
};
|
|
}
|
|
|
|
function updateSeq(i) {
|
|
if (i === lastWriteIndex) {
|
|
txn.objectStore(META_STORE).put(metadata);
|
|
}
|
|
}
|
|
|
|
function preProcessAttachment(attachment) {
|
|
if (attachment.stub) {
|
|
return Promise.resolve(attachment);
|
|
}
|
|
|
|
var binData;
|
|
if (typeof attachment.data === 'string') {
|
|
binData = parseBase64(attachment.data);
|
|
if (binData.error) {
|
|
return Promise.reject(binData.error);
|
|
}
|
|
attachment.data = binStringToBluffer(binData, attachment.content_type);
|
|
} else {
|
|
binData = attachment.data;
|
|
}
|
|
|
|
return new Promise(function (resolve) {
|
|
binaryMd5(binData, function (result) {
|
|
attachment.digest = 'md5-' + result;
|
|
attachment.length = binData.size || binData.length || 0;
|
|
resolve(attachment);
|
|
});
|
|
});
|
|
}
|
|
|
|
function preProcessAttachments() {
|
|
var promises = docs.map(function (doc) {
|
|
var data = doc.revs[doc.rev].data;
|
|
if (!data._attachments) {
|
|
return Promise.resolve(data);
|
|
}
|
|
var attachments = Object.keys(data._attachments).map(function (k) {
|
|
data._attachments[k].name = k;
|
|
return preProcessAttachment(data._attachments[k]);
|
|
});
|
|
|
|
return Promise.all(attachments).then(function (newAttachments) {
|
|
var processed = {};
|
|
newAttachments.forEach(function (attachment) {
|
|
processed[attachment.name] = attachment;
|
|
delete attachment.name;
|
|
});
|
|
data._attachments = processed;
|
|
return data;
|
|
});
|
|
});
|
|
return Promise.all(promises);
|
|
}
|
|
|
|
for (var i = 0, len = req.docs.length; i < len; i++) {
|
|
var result;
|
|
// TODO: We should get rid of throwing for invalid docs, also not sure
|
|
// why this is needed in idb-next and not idb
|
|
try {
|
|
result = parseDoc(req.docs[i], opts.new_edits, dbOpts);
|
|
} catch (err) {
|
|
result = err;
|
|
}
|
|
if (result.error) {
|
|
return callback(result);
|
|
}
|
|
|
|
// Ideally parseDoc would return data in this format, but it is currently
|
|
// shared so we need to convert
|
|
docs.push(convertDocFormat(result));
|
|
}
|
|
|
|
preProcessAttachments().then(function () {
|
|
api._openTransactionSafely([DOC_STORE, META_STORE], 'readwrite', function (err, _txn) {
|
|
if (err) {
|
|
return callback(err);
|
|
}
|
|
|
|
txn = _txn;
|
|
|
|
txn.onabort = function () {
|
|
callback(error || createError(UNKNOWN_ERROR, 'transaction was aborted'));
|
|
};
|
|
txn.ontimeout = idbError(callback);
|
|
|
|
txn.oncomplete = function () {
|
|
idbChanges.notify(dbOpts.name);
|
|
callback(null, results);
|
|
};
|
|
|
|
// We would like to use promises here, but idb sucks
|
|
fetchExistingDocs(txn, docs);
|
|
});
|
|
})["catch"](function (err) {
|
|
callback(err);
|
|
});
|
|
}
|
|
|
|
function allDocsKeys(keys, docStore, allDocsInner) {
|
|
// It's not guaranted to be returned in right order
|
|
var valuesBatch = new Array(keys.length);
|
|
var count = 0;
|
|
keys.forEach(function (key, index) {
|
|
docStore.get(key).onsuccess = function (event) {
|
|
if (event.target.result) {
|
|
valuesBatch[index] = event.target.result;
|
|
} else {
|
|
valuesBatch[index] = {key: key, error: 'not_found'};
|
|
}
|
|
count++;
|
|
if (count === keys.length) {
|
|
valuesBatch.forEach(function (doc) {
|
|
allDocsInner(doc);
|
|
});
|
|
}
|
|
};
|
|
});
|
|
}
|
|
|
|
function createKeyRange(start, end, inclusiveEnd, key, descending) {
|
|
try {
|
|
if (start && end) {
|
|
if (descending) {
|
|
return IDBKeyRange.bound(end, start, !inclusiveEnd, false);
|
|
} else {
|
|
return IDBKeyRange.bound(start, end, false, !inclusiveEnd);
|
|
}
|
|
} else if (start) {
|
|
if (descending) {
|
|
return IDBKeyRange.upperBound(start);
|
|
} else {
|
|
return IDBKeyRange.lowerBound(start);
|
|
}
|
|
} else if (end) {
|
|
if (descending) {
|
|
return IDBKeyRange.lowerBound(end, !inclusiveEnd);
|
|
} else {
|
|
return IDBKeyRange.upperBound(end, !inclusiveEnd);
|
|
}
|
|
} else if (key) {
|
|
return IDBKeyRange.only(key);
|
|
}
|
|
} catch (e) {
|
|
return {error: e};
|
|
}
|
|
return null;
|
|
}
|
|
|
|
function handleKeyRangeError(opts, metadata, err, callback) {
|
|
if (err.name === "DataError" && err.code === 0) {
|
|
// data error, start is less than end
|
|
var returnVal = {
|
|
total_rows: metadata.doc_count,
|
|
offset: opts.skip,
|
|
rows: []
|
|
};
|
|
/* istanbul ignore if */
|
|
if (opts.update_seq) {
|
|
returnVal.update_seq = metadata.seq;
|
|
}
|
|
return callback(null, returnVal);
|
|
}
|
|
callback(createError(IDB_ERROR, err.name, err.message));
|
|
}
|
|
|
|
function allDocs (txn, metadata, opts, callback) {
|
|
if (txn.error) {
|
|
return callback(txn.error);
|
|
}
|
|
|
|
// TODO: Weird hack, I dont like it
|
|
if (opts.limit === 0) {
|
|
var returnVal = {
|
|
total_rows: metadata.doc_count,
|
|
offset: opts.skip,
|
|
rows: []
|
|
};
|
|
|
|
/* istanbul ignore if */
|
|
if (opts.update_seq) {
|
|
returnVal.update_seq = metadata.seq;
|
|
}
|
|
return callback(null, returnVal);
|
|
}
|
|
|
|
var results = [];
|
|
var processing = [];
|
|
|
|
var start = 'startkey' in opts ? opts.startkey : false;
|
|
var end = 'endkey' in opts ? opts.endkey : false;
|
|
var key = 'key' in opts ? opts.key : false;
|
|
var keys = 'keys' in opts ? opts.keys : false;
|
|
var skip = opts.skip || 0;
|
|
var limit = typeof opts.limit === 'number' ? opts.limit : -1;
|
|
var inclusiveEnd = opts.inclusive_end !== false;
|
|
var descending = 'descending' in opts && opts.descending ? 'prev' : null;
|
|
|
|
var keyRange;
|
|
if (!keys) {
|
|
keyRange = createKeyRange(start, end, inclusiveEnd, key, descending);
|
|
if (keyRange && keyRange.error) {
|
|
return handleKeyRangeError(opts, metadata, keyRange.error, callback);
|
|
}
|
|
}
|
|
|
|
var docStore = txn.txn.objectStore(DOC_STORE);
|
|
|
|
txn.txn.oncomplete = onTxnComplete;
|
|
|
|
if (keys) {
|
|
return allDocsKeys(opts.keys, docStore, allDocsInner);
|
|
}
|
|
|
|
function include_doc(row, doc) {
|
|
var docData = doc.revs[doc.rev].data;
|
|
|
|
row.doc = docData;
|
|
row.doc._id = doc.id;
|
|
row.doc._rev = doc.rev;
|
|
if (opts.conflicts) {
|
|
var conflicts = collectConflicts(doc);
|
|
if (conflicts.length) {
|
|
row.doc._conflicts = conflicts;
|
|
}
|
|
}
|
|
if (opts.attachments && docData._attachments) {
|
|
for (var name in docData._attachments) {
|
|
processing.push(processAttachment(name, doc, row.doc, opts.binary));
|
|
}
|
|
}
|
|
}
|
|
|
|
function allDocsInner(doc) {
|
|
if (doc.error && keys) {
|
|
// key was not found with "keys" requests
|
|
results.push(doc);
|
|
return true;
|
|
}
|
|
|
|
var row = {
|
|
id: doc.id,
|
|
key: doc.id,
|
|
value: {
|
|
rev: doc.rev
|
|
}
|
|
};
|
|
|
|
var deleted = doc.deleted;
|
|
if (deleted) {
|
|
if (keys) {
|
|
results.push(row);
|
|
row.value.deleted = true;
|
|
row.doc = null;
|
|
}
|
|
} else if (skip-- <= 0) {
|
|
results.push(row);
|
|
if (opts.include_docs) {
|
|
include_doc(row, doc);
|
|
}
|
|
if (--limit === 0) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
function onTxnComplete() {
|
|
Promise.all(processing).then(function () {
|
|
var returnVal = {
|
|
total_rows: metadata.doc_count,
|
|
offset: 0,
|
|
rows: results
|
|
};
|
|
|
|
/* istanbul ignore if */
|
|
if (opts.update_seq) {
|
|
returnVal.update_seq = metadata.seq;
|
|
}
|
|
callback(null, returnVal);
|
|
});
|
|
}
|
|
|
|
var cursor = descending ?
|
|
docStore.openCursor(keyRange, descending) :
|
|
docStore.openCursor(keyRange);
|
|
|
|
cursor.onsuccess = function (e) {
|
|
|
|
var doc = e.target.result && e.target.result.value;
|
|
|
|
// Happens if opts does not have limit,
|
|
// because cursor will end normally then,
|
|
// when all docs are retrieved.
|
|
// Would not be needed, if getAll() optimization was used like in #6059
|
|
if (!doc) { return; }
|
|
|
|
// Skip local docs
|
|
if (/^_local/.test(doc.id)) {
|
|
return e.target.result["continue"]();
|
|
}
|
|
|
|
var continueCursor = allDocsInner(doc);
|
|
if (continueCursor) {
|
|
e.target.result["continue"]();
|
|
}
|
|
};
|
|
|
|
}
|
|
|
|
function changes (txn, idbChanges, api, dbOpts, opts) {
|
|
if (txn.error) {
|
|
return opts.complete(txn.error);
|
|
}
|
|
|
|
if (opts.continuous) {
|
|
var id = dbOpts.name + ':' + uuid$1();
|
|
idbChanges.addListener(dbOpts.name, id, api, opts);
|
|
idbChanges.notify(dbOpts.name);
|
|
return {
|
|
cancel: function () {
|
|
idbChanges.removeListener(dbOpts.name, id);
|
|
}
|
|
};
|
|
}
|
|
|
|
var limit = 'limit' in opts ? opts.limit : -1;
|
|
if (limit === 0) {
|
|
limit = 1;
|
|
}
|
|
|
|
var store = txn.txn.objectStore(DOC_STORE).index('seq');
|
|
|
|
var filter = filterChange(opts);
|
|
var received = 0;
|
|
|
|
var lastSeq = opts.since || 0;
|
|
var results = [];
|
|
|
|
var processing = [];
|
|
|
|
function onReqSuccess(e) {
|
|
if (!e.target.result) { return; }
|
|
var cursor = e.target.result;
|
|
var doc = cursor.value;
|
|
// Overwrite doc.data, which may have been rewritten (see rewrite.js) with
|
|
// the clean version for that rev
|
|
doc.data = doc.revs[doc.rev].data;
|
|
doc.data._id = doc.id;
|
|
doc.data._rev = doc.rev;
|
|
if (doc.deleted) {
|
|
doc.data._deleted = true;
|
|
}
|
|
|
|
if (opts.doc_ids && opts.doc_ids.indexOf(doc.id) === -1) {
|
|
return cursor["continue"]();
|
|
}
|
|
|
|
// WARNING: expecting possible old format
|
|
var change = opts.processChange(doc.data, doc, opts);
|
|
change.seq = doc.seq;
|
|
lastSeq = doc.seq;
|
|
var filtered = filter(change);
|
|
|
|
// If its an error
|
|
if (typeof filtered === 'object') {
|
|
return opts.complete(filtered);
|
|
}
|
|
|
|
if (filtered) {
|
|
received++;
|
|
if (opts.return_docs) {
|
|
results.push(change);
|
|
}
|
|
|
|
if (opts.include_docs && opts.attachments && doc.data._attachments) {
|
|
var promises = [];
|
|
for (var name in doc.data._attachments) {
|
|
var p = processAttachment(name, doc, change.doc, opts.binary);
|
|
// We add the processing promise to 2 arrays, one tracks all
|
|
// the promises needed before we fire onChange, the other
|
|
// ensure we process all attachments before onComplete
|
|
promises.push(p);
|
|
processing.push(p);
|
|
}
|
|
|
|
Promise.all(promises).then(function () {
|
|
opts.onChange(change);
|
|
});
|
|
} else {
|
|
opts.onChange(change);
|
|
}
|
|
}
|
|
if (received !== limit) {
|
|
cursor["continue"]();
|
|
}
|
|
}
|
|
|
|
function onTxnComplete() {
|
|
Promise.all(processing).then(function () {
|
|
opts.complete(null, {
|
|
results: results,
|
|
last_seq: lastSeq
|
|
});
|
|
});
|
|
}
|
|
|
|
var req;
|
|
if (opts.descending) {
|
|
req = store.openCursor(null, 'prev');
|
|
} else {
|
|
req = store.openCursor(IDBKeyRange.lowerBound(opts.since, true));
|
|
}
|
|
|
|
txn.txn.oncomplete = onTxnComplete;
|
|
req.onsuccess = onReqSuccess;
|
|
}
|
|
|
|
function getRevisionTree (txn, id, callback) {
|
|
if (txn.error) {
|
|
return callback(txn.error);
|
|
}
|
|
|
|
var req = txn.txn.objectStore(DOC_STORE).get(id);
|
|
req.onsuccess = function (e) {
|
|
if (!e.target.result) {
|
|
callback(createError(MISSING_DOC));
|
|
} else {
|
|
callback(null, e.target.result.rev_tree);
|
|
}
|
|
};
|
|
}
|
|
|
|
function doCompaction (txn, id, revs, callback) {
|
|
if (txn.error) {
|
|
return callback(txn.error);
|
|
}
|
|
|
|
var docStore = txn.txn.objectStore(DOC_STORE);
|
|
|
|
docStore.get(id).onsuccess = function (e) {
|
|
var doc = e.target.result;
|
|
|
|
traverseRevTree(doc.rev_tree, function (isLeaf, pos, revHash, ctx, opts) {
|
|
var rev = pos + '-' + revHash;
|
|
if (revs.indexOf(rev) !== -1) {
|
|
opts.status = 'missing';
|
|
}
|
|
});
|
|
|
|
var attachments = [];
|
|
|
|
revs.forEach(function (rev) {
|
|
if (rev in doc.revs) {
|
|
// Make a list of attachments that are used by the revisions being
|
|
// deleted
|
|
if (doc.revs[rev].data._attachments) {
|
|
for (var k in doc.revs[rev].data._attachments) {
|
|
attachments.push(doc.revs[rev].data._attachments[k].digest);
|
|
}
|
|
}
|
|
delete doc.revs[rev];
|
|
}
|
|
});
|
|
|
|
// Attachments have a list of revisions that are using them, when
|
|
// that list becomes empty we can delete the attachment.
|
|
attachments.forEach(function (digest) {
|
|
revs.forEach(function (rev) {
|
|
delete doc.attachments[digest].revs[rev];
|
|
});
|
|
if (!Object.keys(doc.attachments[digest].revs).length) {
|
|
delete doc.attachments[digest];
|
|
}
|
|
});
|
|
|
|
docStore.put(doc);
|
|
};
|
|
|
|
txn.txn.oncomplete = function () {
|
|
callback();
|
|
};
|
|
}
|
|
|
|
function destroy (dbOpts, openDatabases, idbChanges, callback) {
|
|
|
|
idbChanges.removeAllListeners(dbOpts.name);
|
|
|
|
function doDestroy() {
|
|
var req = indexedDB.deleteDatabase(dbOpts.name);
|
|
req.onsuccess = function () {
|
|
delete openDatabases[dbOpts.name];
|
|
callback(null, {ok: true});
|
|
};
|
|
}
|
|
|
|
// If the database is open we need to close it
|
|
if (dbOpts.name in openDatabases) {
|
|
openDatabases[dbOpts.name].then(function (res) {
|
|
res.idb.close();
|
|
doDestroy();
|
|
});
|
|
} else {
|
|
doDestroy();
|
|
}
|
|
|
|
}
|
|
|
|
// Adapted from
|
|
// https://github.com/pouchdb/pouchdb/blob/master/packages/node_modules/pouchdb-find/src/adapters/local/find/query-planner.js#L20-L24
|
|
// This could change / improve in the future?
|
|
var COUCH_COLLATE_LO = null;
|
|
var COUCH_COLLATE_HI = '\uffff'; // actually used as {"\uffff": {}}
|
|
|
|
// Adapted from: https://www.w3.org/TR/IndexedDB/#compare-two-keys
|
|
// Importantly, *there is no upper bound possible* in idb. The ideal data
|
|
// structure an infintely deep array:
|
|
// var IDB_COLLATE_HI = []; IDB_COLLATE_HI.push(IDB_COLLATE_HI)
|
|
// But IDBKeyRange is not a fan of shenanigans, so I've just gone with 12 layers
|
|
// because it looks nice and surely that's enough!
|
|
var IDB_COLLATE_LO = Number.NEGATIVE_INFINITY;
|
|
var IDB_COLLATE_HI = [[[[[[[[[[[[]]]]]]]]]]]];
|
|
|
|
//
|
|
// TODO: this should be made offical somewhere and used by AllDocs / get /
|
|
// changes etc as well.
|
|
//
|
|
function externaliseRecord(idbDoc) {
|
|
var doc = idbDoc.revs[idbDoc.rev].data;
|
|
doc._id = idbDoc.id;
|
|
doc._rev = idbDoc.rev;
|
|
if (idbDoc.deleted) {
|
|
doc._deleted = true;
|
|
}
|
|
|
|
return doc;
|
|
}
|
|
|
|
/**
|
|
* Generates a keyrange based on the opts passed to query
|
|
*
|
|
* The first key is always 0, as that's how we're filtering out deleted entries.
|
|
*/
|
|
function generateKeyRange(opts) {
|
|
function defined(obj, k) {
|
|
return obj[k] !== void 0;
|
|
}
|
|
|
|
// Converts a valid CouchDB key into a valid IndexedDB one
|
|
function convert(key, exact) {
|
|
// The first item in every native index is doc.deleted, and we always want
|
|
// to only search documents that are not deleted.
|
|
// "foo" -> [0, "foo"]
|
|
var filterDeleted = [0].concat(key);
|
|
|
|
return filterDeleted.map(function (k) {
|
|
// null, true and false are not indexable by indexeddb. When we write
|
|
// these values we convert them to these constants, and so when we
|
|
// query for them we need to convert the query also.
|
|
if (k === null && exact) {
|
|
// for non-exact queries we treat null as a collate property
|
|
// see `if (!exact)` block below
|
|
return IDB_NULL;
|
|
} else if (k === true) {
|
|
return IDB_TRUE;
|
|
} else if (k === false) {
|
|
return IDB_FALSE;
|
|
}
|
|
|
|
if (!exact) {
|
|
// We get passed CouchDB's collate low and high values, so for non-exact
|
|
// ranged queries we're going to convert them to our IDB equivalents
|
|
if (k === COUCH_COLLATE_LO) {
|
|
return IDB_COLLATE_LO;
|
|
} else if (Object.prototype.hasOwnProperty.call(k, COUCH_COLLATE_HI)) {
|
|
return IDB_COLLATE_HI;
|
|
}
|
|
}
|
|
|
|
return k;
|
|
});
|
|
}
|
|
|
|
// CouchDB and so PouchdB defaults to true. We need to make this explicit as
|
|
// we invert these later for IndexedDB.
|
|
if (!defined(opts, 'inclusive_end')) {
|
|
opts.inclusive_end = true;
|
|
}
|
|
if (!defined(opts, 'inclusive_start')) {
|
|
opts.inclusive_start = true;
|
|
}
|
|
|
|
if (opts.descending) {
|
|
// Flip before generating. We'll check descending again later when performing
|
|
// an index request
|
|
var realEndkey = opts.startkey,
|
|
realInclusiveEnd = opts.inclusive_start;
|
|
|
|
opts.startkey = opts.endkey;
|
|
opts.endkey = realEndkey;
|
|
opts.inclusive_start = opts.inclusive_end;
|
|
opts.inclusive_end = realInclusiveEnd;
|
|
}
|
|
|
|
try {
|
|
if (defined(opts, 'key')) {
|
|
return IDBKeyRange.only(convert(opts.key, true));
|
|
}
|
|
|
|
if (defined(opts, 'startkey') && !defined(opts, 'endkey')) {
|
|
return IDBKeyRange.lowerBound(convert(opts.startkey), !opts.inclusive_start);
|
|
}
|
|
|
|
if (!defined(opts, 'startkey') && defined(opts, 'endkey')) {
|
|
return IDBKeyRange.upperBound(convert(opts.endkey), !opts.inclusive_end);
|
|
}
|
|
|
|
if (defined(opts, 'startkey') && defined(opts, 'endkey')) {
|
|
return IDBKeyRange.bound(
|
|
convert(opts.startkey), convert(opts.endkey),
|
|
!opts.inclusive_start, !opts.inclusive_end
|
|
);
|
|
}
|
|
|
|
return IDBKeyRange.only([0]);
|
|
} catch (err) {
|
|
console.error('Could not generate keyRange', err, opts);
|
|
throw Error('Could not generate key range with ' + JSON.stringify(opts));
|
|
}
|
|
}
|
|
|
|
function getIndexHandle(pdb, fields, reject) {
|
|
var indexName = naturalIndexName(fields);
|
|
|
|
return new Promise(function (resolve) {
|
|
pdb._openTransactionSafely([DOC_STORE], 'readonly', function (err, txn) {
|
|
if (err) {
|
|
return idbError(reject)(err);
|
|
}
|
|
|
|
txn.onabort = idbError(reject);
|
|
txn.ontimeout = idbError(reject);
|
|
|
|
var existingIndexNames = Array.from(txn.objectStore(DOC_STORE).indexNames);
|
|
|
|
if (existingIndexNames.indexOf(indexName) === -1) {
|
|
// The index is missing, force a db restart and try again
|
|
pdb._freshen()
|
|
.then(function () { return getIndexHandle(pdb, fields, reject); })
|
|
.then(resolve);
|
|
} else {
|
|
resolve(txn.objectStore(DOC_STORE).index(indexName));
|
|
}
|
|
});
|
|
});
|
|
}
|
|
|
|
// In theory we should return something like the doc example below, but find
|
|
// only needs rows: [{doc: {...}}], so I think we can just not bother for now
|
|
// {
|
|
// "offset" : 0,
|
|
// "rows": [{
|
|
// "id": "doc3",
|
|
// "key": "Lisa Says",
|
|
// "value": null,
|
|
// "doc": {
|
|
// "_id": "doc3",
|
|
// "_rev": "1-z",
|
|
// "title": "Lisa Says"
|
|
// }
|
|
// }],
|
|
// "total_rows" : 4
|
|
// }
|
|
function query(idb, signature, opts) {
|
|
// At this stage, in the current implementation, find has already gone through
|
|
// and determined if the index already exists from PouchDB's perspective (eg
|
|
// there is a design doc for it).
|
|
//
|
|
// If we find that the index doesn't exist this means we have to close and
|
|
// re-open the DB to correct indexes before proceeding, at which point the
|
|
// index should exist.
|
|
|
|
var pdb = this;
|
|
|
|
// Assumption, there will be only one /, between the design document name
|
|
// and the view name.
|
|
var parts = signature.split('/');
|
|
|
|
return new Promise(function (resolve, reject) {
|
|
pdb.get('_design/' + parts[0]).then(function (ddoc) {
|
|
var fields = rawIndexFields(ddoc, parts[1]);
|
|
if (!fields) {
|
|
throw new Error('ddoc ' + ddoc._id +' with view ' + parts[1] +
|
|
' does not have map.options.def.fields defined.');
|
|
}
|
|
|
|
var skip = opts.skip;
|
|
var limit = Number.isInteger(opts.limit) && opts.limit;
|
|
|
|
return getIndexHandle(pdb, fields, reject)
|
|
.then(function (indexHandle) {
|
|
var keyRange = generateKeyRange(opts);
|
|
var req = indexHandle.openCursor(keyRange, opts.descending ? 'prev' : 'next');
|
|
|
|
var rows = [];
|
|
req.onerror = idbError(reject);
|
|
req.onsuccess = function (e) {
|
|
var cursor = e.target.result;
|
|
|
|
if (!cursor || limit === 0) {
|
|
return resolve({
|
|
rows: rows
|
|
});
|
|
}
|
|
|
|
if (skip) {
|
|
cursor.advance(skip);
|
|
skip = false;
|
|
return;
|
|
}
|
|
|
|
if (limit) {
|
|
limit = limit - 1;
|
|
}
|
|
|
|
rows.push({doc: externaliseRecord(cursor.value)});
|
|
cursor["continue"]();
|
|
};
|
|
});
|
|
})[
|
|
"catch"](reject);
|
|
});
|
|
|
|
}
|
|
|
|
function viewCleanup() {
|
|
// I'm not sure we have to do anything here.
|
|
//
|
|
// One option is to just close and re-open the DB, which performs the same
|
|
// action. The only reason you'd want to call this is if you deleted a bunch
|
|
// of indexes and wanted the space back immediately.
|
|
//
|
|
// Otherwise index cleanup happens when:
|
|
// - A DB is opened
|
|
// - A find query is performed against an index that doesn't exist but should
|
|
|
|
return Promise.resolve();
|
|
}
|
|
|
|
var ADAPTER_NAME = 'indexeddb';
|
|
|
|
// TODO: Constructor should be capitalised
|
|
var idbChanges = new Changes();
|
|
|
|
// A shared list of database handles
|
|
var openDatabases = {};
|
|
|
|
function IdbPouch(dbOpts, callback) {
|
|
|
|
if (dbOpts.view_adapter) {
|
|
console.log('Please note that the indexeddb adapter manages _find indexes itself, therefore it is not using your specified view_adapter');
|
|
}
|
|
|
|
var api = this;
|
|
var metadata = {};
|
|
|
|
// Wrapper that gives you an active DB handle. You probably want $t.
|
|
var $ = function (fun) {
|
|
return function () {
|
|
var args = Array.prototype.slice.call(arguments);
|
|
setup(openDatabases, api, dbOpts).then(function (res) {
|
|
metadata = res.metadata;
|
|
args.unshift(res.idb);
|
|
fun.apply(api, args);
|
|
})["catch"](function (err) {
|
|
var last = args.pop();
|
|
if (typeof last === 'function') {
|
|
last(err);
|
|
} else {
|
|
console.error(err);
|
|
}
|
|
});
|
|
};
|
|
};
|
|
// the promise version of $
|
|
var $p = function (fun) {
|
|
return function () {
|
|
var args = Array.prototype.slice.call(arguments);
|
|
|
|
return setup(openDatabases, api, dbOpts).then(function (res) {
|
|
metadata = res.metadata;
|
|
args.unshift(res.idb);
|
|
|
|
return fun.apply(api, args);
|
|
});
|
|
};
|
|
};
|
|
// Wrapper that gives you a safe transaction handle. It's important to use
|
|
// this instead of opening your own transaction from a db handle got from $,
|
|
// because in the time between getting the db handle and opening the
|
|
// transaction it may have been invalidated by index changes.
|
|
var $t = function (fun, stores, mode) {
|
|
stores = stores || [DOC_STORE];
|
|
mode = mode || 'readonly';
|
|
|
|
return function () {
|
|
var args = Array.prototype.slice.call(arguments);
|
|
var txn = {};
|
|
setup(openDatabases, api, dbOpts).then(function (res) {
|
|
metadata = res.metadata;
|
|
txn.txn = res.idb.transaction(stores, mode);
|
|
})["catch"](function (err) {
|
|
console.error('Failed to establish transaction safely');
|
|
console.error(err);
|
|
txn.error = err;
|
|
}).then(function () {
|
|
args.unshift(txn);
|
|
fun.apply(api, args);
|
|
});
|
|
};
|
|
};
|
|
|
|
api._openTransactionSafely = function (stores, mode, callback) {
|
|
$t(function (txn, callback) {
|
|
callback(txn.error, txn.txn);
|
|
}, stores, mode)(callback);
|
|
};
|
|
|
|
api._remote = false;
|
|
api.type = function () { return ADAPTER_NAME; };
|
|
|
|
api._id = $(function (_, cb) {
|
|
cb(null, metadata.db_uuid);
|
|
});
|
|
|
|
api._info = $(function (_, cb) {
|
|
return info(metadata, cb);
|
|
});
|
|
|
|
api._get = $t(get);
|
|
|
|
api._bulkDocs = $(function (_, req, opts, callback) {
|
|
bulkDocs(api, req, opts, metadata, dbOpts, idbChanges, callback);
|
|
});
|
|
|
|
api._allDocs = $t(function (txn, opts, cb) {
|
|
allDocs(txn, metadata, opts, cb);
|
|
});
|
|
|
|
api._getAttachment = $t(getAttachment);
|
|
|
|
api._changes = $t(function (txn, opts) {
|
|
changes(txn, idbChanges, api, dbOpts, opts);
|
|
});
|
|
|
|
api._getRevisionTree = $t(getRevisionTree);
|
|
api._doCompaction = $t(doCompaction, [DOC_STORE], 'readwrite');
|
|
|
|
api._customFindAbstractMapper = {
|
|
query: $p(query),
|
|
viewCleanup: $p(viewCleanup)
|
|
};
|
|
|
|
api._destroy = function (opts, callback) {
|
|
return destroy(dbOpts, openDatabases, idbChanges, callback);
|
|
};
|
|
|
|
api._close = $(function (db, cb) {
|
|
delete openDatabases[dbOpts.name];
|
|
db.close();
|
|
cb();
|
|
});
|
|
|
|
// Closing and re-opening the DB re-generates native indexes
|
|
api._freshen = function () {
|
|
return new Promise(function (resolve) {
|
|
api._close(function () {
|
|
$(resolve)();
|
|
});
|
|
});
|
|
};
|
|
|
|
// TODO: this setTimeout seems nasty, if its needed lets
|
|
// figure out / explain why
|
|
setTimeout(function () {
|
|
callback(null, api);
|
|
});
|
|
}
|
|
|
|
// TODO: this isnt really valid permanently, just being lazy to start
|
|
IdbPouch.valid = function () {
|
|
return true;
|
|
};
|
|
|
|
function IndexeddbPouchPlugin (PouchDB) {
|
|
PouchDB.adapter(ADAPTER_NAME, IdbPouch, true);
|
|
}
|
|
|
|
// this code only runs in the browser, as its own dist/ script
|
|
|
|
if (typeof PouchDB === 'undefined') {
|
|
guardedConsole('error', 'indexeddb adapter plugin error: ' +
|
|
'Cannot find global "PouchDB" object! ' +
|
|
'Did you remember to include pouchdb.js?');
|
|
} else {
|
|
PouchDB.plugin(IndexeddbPouchPlugin);
|
|
}
|
|
|
|
},{"1":1,"10":10,"11":11,"12":12,"3":3,"4":4}]},{},[27]);
|