1 | (function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.PouchDB = f()}})(function(){var define,module,exports;return (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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2 | 'use strict';
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3 |
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4 | module.exports = argsArray;
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5 |
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6 | function argsArray(fun) {
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7 | return function () {
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8 | var len = arguments.length;
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9 | if (len) {
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10 | var args = [];
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11 | var i = -1;
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12 | while (++i < len) {
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13 | args[i] = arguments[i];
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14 | }
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15 | return fun.call(this, args);
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16 | } else {
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17 | return fun.call(this, []);
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18 | }
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19 | };
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20 | }
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21 | },{}],2:[function(_dereq_,module,exports){
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22 |
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23 |
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24 |
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25 |
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26 |
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27 |
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28 |
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29 |
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30 |
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31 |
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32 |
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33 |
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34 |
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35 |
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36 |
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37 |
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38 |
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39 |
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40 |
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41 |
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42 |
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43 | var objectCreate = Object.create || objectCreatePolyfill
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44 | var objectKeys = Object.keys || objectKeysPolyfill
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45 | var bind = Function.prototype.bind || functionBindPolyfill
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46 |
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47 | function EventEmitter() {
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48 | if (!this._events || !Object.prototype.hasOwnProperty.call(this, '_events')) {
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49 | this._events = objectCreate(null);
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50 | this._eventsCount = 0;
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51 | }
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52 |
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53 | this._maxListeners = this._maxListeners || undefined;
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54 | }
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55 | module.exports = EventEmitter;
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56 |
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57 |
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58 | EventEmitter.EventEmitter = EventEmitter;
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59 |
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60 | EventEmitter.prototype._events = undefined;
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61 | EventEmitter.prototype._maxListeners = undefined;
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62 |
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63 |
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64 |
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65 | var defaultMaxListeners = 10;
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66 |
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67 | var hasDefineProperty;
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68 | try {
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69 | var o = {};
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70 | if (Object.defineProperty) Object.defineProperty(o, 'x', { value: 0 });
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71 | hasDefineProperty = o.x === 0;
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72 | } catch (err) { hasDefineProperty = false }
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73 | if (hasDefineProperty) {
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74 | Object.defineProperty(EventEmitter, 'defaultMaxListeners', {
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75 | enumerable: true,
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76 | get: function() {
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77 | return defaultMaxListeners;
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78 | },
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79 | set: function(arg) {
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80 |
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81 |
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82 | if (typeof arg !== 'number' || arg < 0 || arg !== arg)
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83 | throw new TypeError('"defaultMaxListeners" must be a positive number');
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84 | defaultMaxListeners = arg;
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85 | }
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86 | });
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87 | } else {
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88 | EventEmitter.defaultMaxListeners = defaultMaxListeners;
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89 | }
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90 |
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91 |
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92 |
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93 | EventEmitter.prototype.setMaxListeners = function setMaxListeners(n) {
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94 | if (typeof n !== 'number' || n < 0 || isNaN(n))
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95 | throw new TypeError('"n" argument must be a positive number');
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96 | this._maxListeners = n;
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97 | return this;
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98 | };
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99 |
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100 | function $getMaxListeners(that) {
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101 | if (that._maxListeners === undefined)
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102 | return EventEmitter.defaultMaxListeners;
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103 | return that._maxListeners;
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104 | }
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105 |
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106 | EventEmitter.prototype.getMaxListeners = function getMaxListeners() {
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107 | return $getMaxListeners(this);
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108 | };
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109 |
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110 |
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111 |
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112 |
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113 |
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114 |
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115 | function emitNone(handler, isFn, self) {
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116 | if (isFn)
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117 | handler.call(self);
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118 | else {
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119 | var len = handler.length;
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120 | var listeners = arrayClone(handler, len);
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121 | for (var i = 0; i < len; ++i)
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122 | listeners[i].call(self);
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123 | }
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124 | }
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125 | function emitOne(handler, isFn, self, arg1) {
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126 | if (isFn)
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127 | handler.call(self, arg1);
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128 | else {
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129 | var len = handler.length;
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130 | var listeners = arrayClone(handler, len);
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131 | for (var i = 0; i < len; ++i)
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132 | listeners[i].call(self, arg1);
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133 | }
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134 | }
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135 | function emitTwo(handler, isFn, self, arg1, arg2) {
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136 | if (isFn)
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137 | handler.call(self, arg1, arg2);
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138 | else {
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139 | var len = handler.length;
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140 | var listeners = arrayClone(handler, len);
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141 | for (var i = 0; i < len; ++i)
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142 | listeners[i].call(self, arg1, arg2);
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143 | }
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144 | }
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145 | function emitThree(handler, isFn, self, arg1, arg2, arg3) {
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146 | if (isFn)
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147 | handler.call(self, arg1, arg2, arg3);
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148 | else {
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149 | var len = handler.length;
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150 | var listeners = arrayClone(handler, len);
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151 | for (var i = 0; i < len; ++i)
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152 | listeners[i].call(self, arg1, arg2, arg3);
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153 | }
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154 | }
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155 |
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156 | function emitMany(handler, isFn, self, args) {
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157 | if (isFn)
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158 | handler.apply(self, args);
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159 | else {
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160 | var len = handler.length;
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161 | var listeners = arrayClone(handler, len);
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162 | for (var i = 0; i < len; ++i)
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163 | listeners[i].apply(self, args);
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164 | }
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165 | }
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166 |
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167 | EventEmitter.prototype.emit = function emit(type) {
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168 | var er, handler, len, args, i, events;
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169 | var doError = (type === 'error');
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170 |
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171 | events = this._events;
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172 | if (events)
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173 | doError = (doError && events.error == null);
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174 | else if (!doError)
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175 | return false;
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176 |
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177 |
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178 | if (doError) {
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179 | if (arguments.length > 1)
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180 | er = arguments[1];
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181 | if (er instanceof Error) {
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182 | throw er;
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183 | } else {
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184 |
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185 | var err = new Error('Unhandled "error" event. (' + er + ')');
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186 | err.context = er;
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187 | throw err;
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188 | }
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189 | return false;
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190 | }
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191 |
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192 | handler = events[type];
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193 |
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194 | if (!handler)
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195 | return false;
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196 |
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197 | var isFn = typeof handler === 'function';
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198 | len = arguments.length;
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199 | switch (len) {
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200 |
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201 | case 1:
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202 | emitNone(handler, isFn, this);
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203 | break;
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204 | case 2:
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205 | emitOne(handler, isFn, this, arguments[1]);
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206 | break;
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207 | case 3:
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208 | emitTwo(handler, isFn, this, arguments[1], arguments[2]);
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209 | break;
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210 | case 4:
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211 | emitThree(handler, isFn, this, arguments[1], arguments[2], arguments[3]);
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212 | break;
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213 |
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214 | default:
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215 | args = new Array(len - 1);
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216 | for (i = 1; i < len; i++)
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217 | args[i - 1] = arguments[i];
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218 | emitMany(handler, isFn, this, args);
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219 | }
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220 |
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221 | return true;
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222 | };
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223 |
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224 | function _addListener(target, type, listener, prepend) {
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225 | var m;
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226 | var events;
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227 | var existing;
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228 |
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229 | if (typeof listener !== 'function')
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230 | throw new TypeError('"listener" argument must be a function');
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231 |
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232 | events = target._events;
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233 | if (!events) {
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234 | events = target._events = objectCreate(null);
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235 | target._eventsCount = 0;
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236 | } else {
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237 |
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238 |
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239 | if (events.newListener) {
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240 | target.emit('newListener', type,
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241 | listener.listener ? listener.listener : listener);
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242 |
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243 |
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244 |
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245 | events = target._events;
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246 | }
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247 | existing = events[type];
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248 | }
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249 |
|
250 | if (!existing) {
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251 |
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252 | existing = events[type] = listener;
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253 | ++target._eventsCount;
|
254 | } else {
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255 | if (typeof existing === 'function') {
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256 |
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257 | existing = events[type] =
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258 | prepend ? [listener, existing] : [existing, listener];
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259 | } else {
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260 |
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261 | if (prepend) {
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262 | existing.unshift(listener);
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263 | } else {
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264 | existing.push(listener);
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265 | }
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266 | }
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267 |
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268 |
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269 | if (!existing.warned) {
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270 | m = $getMaxListeners(target);
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271 | if (m && m > 0 && existing.length > m) {
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272 | existing.warned = true;
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273 | var w = new Error('Possible EventEmitter memory leak detected. ' +
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274 | existing.length + ' "' + String(type) + '" listeners ' +
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275 | 'added. Use emitter.setMaxListeners() to ' +
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276 | 'increase limit.');
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277 | w.name = 'MaxListenersExceededWarning';
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278 | w.emitter = target;
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279 | w.type = type;
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280 | w.count = existing.length;
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281 | if (typeof console === 'object' && console.warn) {
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282 | console.warn('%s: %s', w.name, w.message);
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283 | }
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284 | }
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285 | }
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286 | }
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287 |
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288 | return target;
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289 | }
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290 |
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291 | EventEmitter.prototype.addListener = function addListener(type, listener) {
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292 | return _addListener(this, type, listener, false);
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293 | };
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294 |
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295 | EventEmitter.prototype.on = EventEmitter.prototype.addListener;
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296 |
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297 | EventEmitter.prototype.prependListener =
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298 | function prependListener(type, listener) {
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299 | return _addListener(this, type, listener, true);
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300 | };
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301 |
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302 | function onceWrapper() {
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303 | if (!this.fired) {
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304 | this.target.removeListener(this.type, this.wrapFn);
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305 | this.fired = true;
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306 | switch (arguments.length) {
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307 | case 0:
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308 | return this.listener.call(this.target);
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309 | case 1:
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310 | return this.listener.call(this.target, arguments[0]);
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311 | case 2:
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312 | return this.listener.call(this.target, arguments[0], arguments[1]);
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313 | case 3:
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314 | return this.listener.call(this.target, arguments[0], arguments[1],
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315 | arguments[2]);
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316 | default:
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317 | var args = new Array(arguments.length);
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318 | for (var i = 0; i < args.length; ++i)
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319 | args[i] = arguments[i];
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320 | this.listener.apply(this.target, args);
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321 | }
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322 | }
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323 | }
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324 |
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325 | function _onceWrap(target, type, listener) {
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326 | var state = { fired: false, wrapFn: undefined, target: target, type: type, listener: listener };
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327 | var wrapped = bind.call(onceWrapper, state);
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328 | wrapped.listener = listener;
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329 | state.wrapFn = wrapped;
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330 | return wrapped;
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331 | }
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332 |
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333 | EventEmitter.prototype.once = function once(type, listener) {
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334 | if (typeof listener !== 'function')
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335 | throw new TypeError('"listener" argument must be a function');
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336 | this.on(type, _onceWrap(this, type, listener));
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337 | return this;
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338 | };
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339 |
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340 | EventEmitter.prototype.prependOnceListener =
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341 | function prependOnceListener(type, listener) {
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342 | if (typeof listener !== 'function')
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343 | throw new TypeError('"listener" argument must be a function');
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344 | this.prependListener(type, _onceWrap(this, type, listener));
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345 | return this;
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346 | };
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347 |
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348 |
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349 | EventEmitter.prototype.removeListener =
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350 | function removeListener(type, listener) {
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351 | var list, events, position, i, originalListener;
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352 |
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353 | if (typeof listener !== 'function')
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354 | throw new TypeError('"listener" argument must be a function');
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355 |
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356 | events = this._events;
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357 | if (!events)
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358 | return this;
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359 |
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360 | list = events[type];
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361 | if (!list)
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362 | return this;
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363 |
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364 | if (list === listener || list.listener === listener) {
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365 | if (--this._eventsCount === 0)
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366 | this._events = objectCreate(null);
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367 | else {
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368 | delete events[type];
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369 | if (events.removeListener)
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370 | this.emit('removeListener', type, list.listener || listener);
|
371 | }
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372 | } else if (typeof list !== 'function') {
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373 | position = -1;
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374 |
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375 | for (i = list.length - 1; i >= 0; i--) {
|
376 | if (list[i] === listener || list[i].listener === listener) {
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377 | originalListener = list[i].listener;
|
378 | position = i;
|
379 | break;
|
380 | }
|
381 | }
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382 |
|
383 | if (position < 0)
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384 | return this;
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385 |
|
386 | if (position === 0)
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387 | list.shift();
|
388 | else
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389 | spliceOne(list, position);
|
390 |
|
391 | if (list.length === 1)
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392 | events[type] = list[0];
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393 |
|
394 | if (events.removeListener)
|
395 | this.emit('removeListener', type, originalListener || listener);
|
396 | }
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397 |
|
398 | return this;
|
399 | };
|
400 |
|
401 | EventEmitter.prototype.removeAllListeners =
|
402 | function removeAllListeners(type) {
|
403 | var listeners, events, i;
|
404 |
|
405 | events = this._events;
|
406 | if (!events)
|
407 | return this;
|
408 |
|
409 |
|
410 | if (!events.removeListener) {
|
411 | if (arguments.length === 0) {
|
412 | this._events = objectCreate(null);
|
413 | this._eventsCount = 0;
|
414 | } else if (events[type]) {
|
415 | if (--this._eventsCount === 0)
|
416 | this._events = objectCreate(null);
|
417 | else
|
418 | delete events[type];
|
419 | }
|
420 | return this;
|
421 | }
|
422 |
|
423 |
|
424 | if (arguments.length === 0) {
|
425 | var keys = objectKeys(events);
|
426 | var key;
|
427 | for (i = 0; i < keys.length; ++i) {
|
428 | key = keys[i];
|
429 | if (key === 'removeListener') continue;
|
430 | this.removeAllListeners(key);
|
431 | }
|
432 | this.removeAllListeners('removeListener');
|
433 | this._events = objectCreate(null);
|
434 | this._eventsCount = 0;
|
435 | return this;
|
436 | }
|
437 |
|
438 | listeners = events[type];
|
439 |
|
440 | if (typeof listeners === 'function') {
|
441 | this.removeListener(type, listeners);
|
442 | } else if (listeners) {
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443 |
|
444 | for (i = listeners.length - 1; i >= 0; i--) {
|
445 | this.removeListener(type, listeners[i]);
|
446 | }
|
447 | }
|
448 |
|
449 | return this;
|
450 | };
|
451 |
|
452 | function _listeners(target, type, unwrap) {
|
453 | var events = target._events;
|
454 |
|
455 | if (!events)
|
456 | return [];
|
457 |
|
458 | var evlistener = events[type];
|
459 | if (!evlistener)
|
460 | return [];
|
461 |
|
462 | if (typeof evlistener === 'function')
|
463 | return unwrap ? [evlistener.listener || evlistener] : [evlistener];
|
464 |
|
465 | return unwrap ? unwrapListeners(evlistener) : arrayClone(evlistener, evlistener.length);
|
466 | }
|
467 |
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468 | EventEmitter.prototype.listeners = function listeners(type) {
|
469 | return _listeners(this, type, true);
|
470 | };
|
471 |
|
472 | EventEmitter.prototype.rawListeners = function rawListeners(type) {
|
473 | return _listeners(this, type, false);
|
474 | };
|
475 |
|
476 | EventEmitter.listenerCount = function(emitter, type) {
|
477 | if (typeof emitter.listenerCount === 'function') {
|
478 | return emitter.listenerCount(type);
|
479 | } else {
|
480 | return listenerCount.call(emitter, type);
|
481 | }
|
482 | };
|
483 |
|
484 | EventEmitter.prototype.listenerCount = listenerCount;
|
485 | function listenerCount(type) {
|
486 | var events = this._events;
|
487 |
|
488 | if (events) {
|
489 | var evlistener = events[type];
|
490 |
|
491 | if (typeof evlistener === 'function') {
|
492 | return 1;
|
493 | } else if (evlistener) {
|
494 | return evlistener.length;
|
495 | }
|
496 | }
|
497 |
|
498 | return 0;
|
499 | }
|
500 |
|
501 | EventEmitter.prototype.eventNames = function eventNames() {
|
502 | return this._eventsCount > 0 ? Reflect.ownKeys(this._events) : [];
|
503 | };
|
504 |
|
505 |
|
506 | function spliceOne(list, index) {
|
507 | for (var i = index, k = i + 1, n = list.length; k < n; i += 1, k += 1)
|
508 | list[i] = list[k];
|
509 | list.pop();
|
510 | }
|
511 |
|
512 | function arrayClone(arr, n) {
|
513 | var copy = new Array(n);
|
514 | for (var i = 0; i < n; ++i)
|
515 | copy[i] = arr[i];
|
516 | return copy;
|
517 | }
|
518 |
|
519 | function unwrapListeners(arr) {
|
520 | var ret = new Array(arr.length);
|
521 | for (var i = 0; i < ret.length; ++i) {
|
522 | ret[i] = arr[i].listener || arr[i];
|
523 | }
|
524 | return ret;
|
525 | }
|
526 |
|
527 | function objectCreatePolyfill(proto) {
|
528 | var F = function() {};
|
529 | F.prototype = proto;
|
530 | return new F;
|
531 | }
|
532 | function objectKeysPolyfill(obj) {
|
533 | var keys = [];
|
534 | for (var k in obj) if (Object.prototype.hasOwnProperty.call(obj, k)) {
|
535 | keys.push(k);
|
536 | }
|
537 | return k;
|
538 | }
|
539 | function functionBindPolyfill(context) {
|
540 | var fn = this;
|
541 | return function () {
|
542 | return fn.apply(context, arguments);
|
543 | };
|
544 | }
|
545 |
|
546 | },{}],3:[function(_dereq_,module,exports){
|
547 | (function (global){
|
548 | 'use strict';
|
549 | var Mutation = global.MutationObserver || global.WebKitMutationObserver;
|
550 |
|
551 | var scheduleDrain;
|
552 |
|
553 | {
|
554 | if (Mutation) {
|
555 | var called = 0;
|
556 | var observer = new Mutation(nextTick);
|
557 | var element = global.document.createTextNode('');
|
558 | observer.observe(element, {
|
559 | characterData: true
|
560 | });
|
561 | scheduleDrain = function () {
|
562 | element.data = (called = ++called % 2);
|
563 | };
|
564 | } else if (!global.setImmediate && typeof global.MessageChannel !== 'undefined') {
|
565 | var channel = new global.MessageChannel();
|
566 | channel.port1.onmessage = nextTick;
|
567 | scheduleDrain = function () {
|
568 | channel.port2.postMessage(0);
|
569 | };
|
570 | } else if ('document' in global && 'onreadystatechange' in global.document.createElement('script')) {
|
571 | scheduleDrain = function () {
|
572 |
|
573 |
|
574 |
|
575 | var scriptEl = global.document.createElement('script');
|
576 | scriptEl.onreadystatechange = function () {
|
577 | nextTick();
|
578 |
|
579 | scriptEl.onreadystatechange = null;
|
580 | scriptEl.parentNode.removeChild(scriptEl);
|
581 | scriptEl = null;
|
582 | };
|
583 | global.document.documentElement.appendChild(scriptEl);
|
584 | };
|
585 | } else {
|
586 | scheduleDrain = function () {
|
587 | setTimeout(nextTick, 0);
|
588 | };
|
589 | }
|
590 | }
|
591 |
|
592 | var draining;
|
593 | var queue = [];
|
594 |
|
595 | function nextTick() {
|
596 | draining = true;
|
597 | var i, oldQueue;
|
598 | var len = queue.length;
|
599 | while (len) {
|
600 | oldQueue = queue;
|
601 | queue = [];
|
602 | i = -1;
|
603 | while (++i < len) {
|
604 | oldQueue[i]();
|
605 | }
|
606 | len = queue.length;
|
607 | }
|
608 | draining = false;
|
609 | }
|
610 |
|
611 | module.exports = immediate;
|
612 | function immediate(task) {
|
613 | if (queue.push(task) === 1 && !draining) {
|
614 | scheduleDrain();
|
615 | }
|
616 | }
|
617 |
|
618 | }).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
|
619 | },{}],4:[function(_dereq_,module,exports){
|
620 | if (typeof Object.create === 'function') {
|
621 |
|
622 | module.exports = function inherits(ctor, superCtor) {
|
623 | ctor.super_ = superCtor
|
624 | ctor.prototype = Object.create(superCtor.prototype, {
|
625 | constructor: {
|
626 | value: ctor,
|
627 | enumerable: false,
|
628 | writable: true,
|
629 | configurable: true
|
630 | }
|
631 | });
|
632 | };
|
633 | } else {
|
634 |
|
635 | module.exports = function inherits(ctor, superCtor) {
|
636 | ctor.super_ = superCtor
|
637 | var TempCtor = function () {}
|
638 | TempCtor.prototype = superCtor.prototype
|
639 | ctor.prototype = new TempCtor()
|
640 | ctor.prototype.constructor = ctor
|
641 | }
|
642 | }
|
643 |
|
644 | },{}],5:[function(_dereq_,module,exports){
|
645 |
|
646 | var process = module.exports = {};
|
647 |
|
648 |
|
649 |
|
650 |
|
651 |
|
652 |
|
653 | var cachedSetTimeout;
|
654 | var cachedClearTimeout;
|
655 |
|
656 | function defaultSetTimout() {
|
657 | throw new Error('setTimeout has not been defined');
|
658 | }
|
659 | function defaultClearTimeout () {
|
660 | throw new Error('clearTimeout has not been defined');
|
661 | }
|
662 | (function () {
|
663 | try {
|
664 | if (typeof setTimeout === 'function') {
|
665 | cachedSetTimeout = setTimeout;
|
666 | } else {
|
667 | cachedSetTimeout = defaultSetTimout;
|
668 | }
|
669 | } catch (e) {
|
670 | cachedSetTimeout = defaultSetTimout;
|
671 | }
|
672 | try {
|
673 | if (typeof clearTimeout === 'function') {
|
674 | cachedClearTimeout = clearTimeout;
|
675 | } else {
|
676 | cachedClearTimeout = defaultClearTimeout;
|
677 | }
|
678 | } catch (e) {
|
679 | cachedClearTimeout = defaultClearTimeout;
|
680 | }
|
681 | } ())
|
682 | function runTimeout(fun) {
|
683 | if (cachedSetTimeout === setTimeout) {
|
684 |
|
685 | return setTimeout(fun, 0);
|
686 | }
|
687 |
|
688 | if ((cachedSetTimeout === defaultSetTimout || !cachedSetTimeout) && setTimeout) {
|
689 | cachedSetTimeout = setTimeout;
|
690 | return setTimeout(fun, 0);
|
691 | }
|
692 | try {
|
693 |
|
694 | return cachedSetTimeout(fun, 0);
|
695 | } catch(e){
|
696 | try {
|
697 |
|
698 | return cachedSetTimeout.call(null, fun, 0);
|
699 | } catch(e){
|
700 |
|
701 | return cachedSetTimeout.call(this, fun, 0);
|
702 | }
|
703 | }
|
704 |
|
705 |
|
706 | }
|
707 | function runClearTimeout(marker) {
|
708 | if (cachedClearTimeout === clearTimeout) {
|
709 |
|
710 | return clearTimeout(marker);
|
711 | }
|
712 |
|
713 | if ((cachedClearTimeout === defaultClearTimeout || !cachedClearTimeout) && clearTimeout) {
|
714 | cachedClearTimeout = clearTimeout;
|
715 | return clearTimeout(marker);
|
716 | }
|
717 | try {
|
718 |
|
719 | return cachedClearTimeout(marker);
|
720 | } catch (e){
|
721 | try {
|
722 |
|
723 | return cachedClearTimeout.call(null, marker);
|
724 | } catch (e){
|
725 |
|
726 |
|
727 | return cachedClearTimeout.call(this, marker);
|
728 | }
|
729 | }
|
730 |
|
731 |
|
732 |
|
733 | }
|
734 | var queue = [];
|
735 | var draining = false;
|
736 | var currentQueue;
|
737 | var queueIndex = -1;
|
738 |
|
739 | function cleanUpNextTick() {
|
740 | if (!draining || !currentQueue) {
|
741 | return;
|
742 | }
|
743 | draining = false;
|
744 | if (currentQueue.length) {
|
745 | queue = currentQueue.concat(queue);
|
746 | } else {
|
747 | queueIndex = -1;
|
748 | }
|
749 | if (queue.length) {
|
750 | drainQueue();
|
751 | }
|
752 | }
|
753 |
|
754 | function drainQueue() {
|
755 | if (draining) {
|
756 | return;
|
757 | }
|
758 | var timeout = runTimeout(cleanUpNextTick);
|
759 | draining = true;
|
760 |
|
761 | var len = queue.length;
|
762 | while(len) {
|
763 | currentQueue = queue;
|
764 | queue = [];
|
765 | while (++queueIndex < len) {
|
766 | if (currentQueue) {
|
767 | currentQueue[queueIndex].run();
|
768 | }
|
769 | }
|
770 | queueIndex = -1;
|
771 | len = queue.length;
|
772 | }
|
773 | currentQueue = null;
|
774 | draining = false;
|
775 | runClearTimeout(timeout);
|
776 | }
|
777 |
|
778 | process.nextTick = function (fun) {
|
779 | var args = new Array(arguments.length - 1);
|
780 | if (arguments.length > 1) {
|
781 | for (var i = 1; i < arguments.length; i++) {
|
782 | args[i - 1] = arguments[i];
|
783 | }
|
784 | }
|
785 | queue.push(new Item(fun, args));
|
786 | if (queue.length === 1 && !draining) {
|
787 | runTimeout(drainQueue);
|
788 | }
|
789 | };
|
790 |
|
791 |
|
792 | function Item(fun, array) {
|
793 | this.fun = fun;
|
794 | this.array = array;
|
795 | }
|
796 | Item.prototype.run = function () {
|
797 | this.fun.apply(null, this.array);
|
798 | };
|
799 | process.title = 'browser';
|
800 | process.browser = true;
|
801 | process.env = {};
|
802 | process.argv = [];
|
803 | process.version = '';
|
804 | process.versions = {};
|
805 |
|
806 | function noop() {}
|
807 |
|
808 | process.on = noop;
|
809 | process.addListener = noop;
|
810 | process.once = noop;
|
811 | process.off = noop;
|
812 | process.removeListener = noop;
|
813 | process.removeAllListeners = noop;
|
814 | process.emit = noop;
|
815 | process.prependListener = noop;
|
816 | process.prependOnceListener = noop;
|
817 |
|
818 | process.listeners = function (name) { return [] }
|
819 |
|
820 | process.binding = function (name) {
|
821 | throw new Error('process.binding is not supported');
|
822 | };
|
823 |
|
824 | process.cwd = function () { return '/' };
|
825 | process.chdir = function (dir) {
|
826 | throw new Error('process.chdir is not supported');
|
827 | };
|
828 | process.umask = function() { return 0; };
|
829 |
|
830 | },{}],6:[function(_dereq_,module,exports){
|
831 | (function (factory) {
|
832 | if (typeof exports === 'object') {
|
833 |
|
834 | module.exports = factory();
|
835 | } else if (typeof define === 'function' && define.amd) {
|
836 |
|
837 | define(factory);
|
838 | } else {
|
839 |
|
840 | var glob;
|
841 |
|
842 | try {
|
843 | glob = window;
|
844 | } catch (e) {
|
845 | glob = self;
|
846 | }
|
847 |
|
848 | glob.SparkMD5 = factory();
|
849 | }
|
850 | }(function (undefined) {
|
851 |
|
852 | 'use strict';
|
853 |
|
854 | |
855 |
|
856 |
|
857 |
|
858 |
|
859 |
|
860 |
|
861 |
|
862 | |
863 |
|
864 |
|
865 |
|
866 |
|
867 | var add32 = function (a, b) {
|
868 | return (a + b) & 0xFFFFFFFF;
|
869 | },
|
870 | hex_chr = ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'];
|
871 |
|
872 |
|
873 | function cmn(q, a, b, x, s, t) {
|
874 | a = add32(add32(a, q), add32(x, t));
|
875 | return add32((a << s) | (a >>> (32 - s)), b);
|
876 | }
|
877 |
|
878 | function md5cycle(x, k) {
|
879 | var a = x[0],
|
880 | b = x[1],
|
881 | c = x[2],
|
882 | d = x[3];
|
883 |
|
884 | a += (b & c | ~b & d) + k[0] - 680876936 | 0;
|
885 | a = (a << 7 | a >>> 25) + b | 0;
|
886 | d += (a & b | ~a & c) + k[1] - 389564586 | 0;
|
887 | d = (d << 12 | d >>> 20) + a | 0;
|
888 | c += (d & a | ~d & b) + k[2] + 606105819 | 0;
|
889 | c = (c << 17 | c >>> 15) + d | 0;
|
890 | b += (c & d | ~c & a) + k[3] - 1044525330 | 0;
|
891 | b = (b << 22 | b >>> 10) + c | 0;
|
892 | a += (b & c | ~b & d) + k[4] - 176418897 | 0;
|
893 | a = (a << 7 | a >>> 25) + b | 0;
|
894 | d += (a & b | ~a & c) + k[5] + 1200080426 | 0;
|
895 | d = (d << 12 | d >>> 20) + a | 0;
|
896 | c += (d & a | ~d & b) + k[6] - 1473231341 | 0;
|
897 | c = (c << 17 | c >>> 15) + d | 0;
|
898 | b += (c & d | ~c & a) + k[7] - 45705983 | 0;
|
899 | b = (b << 22 | b >>> 10) + c | 0;
|
900 | a += (b & c | ~b & d) + k[8] + 1770035416 | 0;
|
901 | a = (a << 7 | a >>> 25) + b | 0;
|
902 | d += (a & b | ~a & c) + k[9] - 1958414417 | 0;
|
903 | d = (d << 12 | d >>> 20) + a | 0;
|
904 | c += (d & a | ~d & b) + k[10] - 42063 | 0;
|
905 | c = (c << 17 | c >>> 15) + d | 0;
|
906 | b += (c & d | ~c & a) + k[11] - 1990404162 | 0;
|
907 | b = (b << 22 | b >>> 10) + c | 0;
|
908 | a += (b & c | ~b & d) + k[12] + 1804603682 | 0;
|
909 | a = (a << 7 | a >>> 25) + b | 0;
|
910 | d += (a & b | ~a & c) + k[13] - 40341101 | 0;
|
911 | d = (d << 12 | d >>> 20) + a | 0;
|
912 | c += (d & a | ~d & b) + k[14] - 1502002290 | 0;
|
913 | c = (c << 17 | c >>> 15) + d | 0;
|
914 | b += (c & d | ~c & a) + k[15] + 1236535329 | 0;
|
915 | b = (b << 22 | b >>> 10) + c | 0;
|
916 |
|
917 | a += (b & d | c & ~d) + k[1] - 165796510 | 0;
|
918 | a = (a << 5 | a >>> 27) + b | 0;
|
919 | d += (a & c | b & ~c) + k[6] - 1069501632 | 0;
|
920 | d = (d << 9 | d >>> 23) + a | 0;
|
921 | c += (d & b | a & ~b) + k[11] + 643717713 | 0;
|
922 | c = (c << 14 | c >>> 18) + d | 0;
|
923 | b += (c & a | d & ~a) + k[0] - 373897302 | 0;
|
924 | b = (b << 20 | b >>> 12) + c | 0;
|
925 | a += (b & d | c & ~d) + k[5] - 701558691 | 0;
|
926 | a = (a << 5 | a >>> 27) + b | 0;
|
927 | d += (a & c | b & ~c) + k[10] + 38016083 | 0;
|
928 | d = (d << 9 | d >>> 23) + a | 0;
|
929 | c += (d & b | a & ~b) + k[15] - 660478335 | 0;
|
930 | c = (c << 14 | c >>> 18) + d | 0;
|
931 | b += (c & a | d & ~a) + k[4] - 405537848 | 0;
|
932 | b = (b << 20 | b >>> 12) + c | 0;
|
933 | a += (b & d | c & ~d) + k[9] + 568446438 | 0;
|
934 | a = (a << 5 | a >>> 27) + b | 0;
|
935 | d += (a & c | b & ~c) + k[14] - 1019803690 | 0;
|
936 | d = (d << 9 | d >>> 23) + a | 0;
|
937 | c += (d & b | a & ~b) + k[3] - 187363961 | 0;
|
938 | c = (c << 14 | c >>> 18) + d | 0;
|
939 | b += (c & a | d & ~a) + k[8] + 1163531501 | 0;
|
940 | b = (b << 20 | b >>> 12) + c | 0;
|
941 | a += (b & d | c & ~d) + k[13] - 1444681467 | 0;
|
942 | a = (a << 5 | a >>> 27) + b | 0;
|
943 | d += (a & c | b & ~c) + k[2] - 51403784 | 0;
|
944 | d = (d << 9 | d >>> 23) + a | 0;
|
945 | c += (d & b | a & ~b) + k[7] + 1735328473 | 0;
|
946 | c = (c << 14 | c >>> 18) + d | 0;
|
947 | b += (c & a | d & ~a) + k[12] - 1926607734 | 0;
|
948 | b = (b << 20 | b >>> 12) + c | 0;
|
949 |
|
950 | a += (b ^ c ^ d) + k[5] - 378558 | 0;
|
951 | a = (a << 4 | a >>> 28) + b | 0;
|
952 | d += (a ^ b ^ c) + k[8] - 2022574463 | 0;
|
953 | d = (d << 11 | d >>> 21) + a | 0;
|
954 | c += (d ^ a ^ b) + k[11] + 1839030562 | 0;
|
955 | c = (c << 16 | c >>> 16) + d | 0;
|
956 | b += (c ^ d ^ a) + k[14] - 35309556 | 0;
|
957 | b = (b << 23 | b >>> 9) + c | 0;
|
958 | a += (b ^ c ^ d) + k[1] - 1530992060 | 0;
|
959 | a = (a << 4 | a >>> 28) + b | 0;
|
960 | d += (a ^ b ^ c) + k[4] + 1272893353 | 0;
|
961 | d = (d << 11 | d >>> 21) + a | 0;
|
962 | c += (d ^ a ^ b) + k[7] - 155497632 | 0;
|
963 | c = (c << 16 | c >>> 16) + d | 0;
|
964 | b += (c ^ d ^ a) + k[10] - 1094730640 | 0;
|
965 | b = (b << 23 | b >>> 9) + c | 0;
|
966 | a += (b ^ c ^ d) + k[13] + 681279174 | 0;
|
967 | a = (a << 4 | a >>> 28) + b | 0;
|
968 | d += (a ^ b ^ c) + k[0] - 358537222 | 0;
|
969 | d = (d << 11 | d >>> 21) + a | 0;
|
970 | c += (d ^ a ^ b) + k[3] - 722521979 | 0;
|
971 | c = (c << 16 | c >>> 16) + d | 0;
|
972 | b += (c ^ d ^ a) + k[6] + 76029189 | 0;
|
973 | b = (b << 23 | b >>> 9) + c | 0;
|
974 | a += (b ^ c ^ d) + k[9] - 640364487 | 0;
|
975 | a = (a << 4 | a >>> 28) + b | 0;
|
976 | d += (a ^ b ^ c) + k[12] - 421815835 | 0;
|
977 | d = (d << 11 | d >>> 21) + a | 0;
|
978 | c += (d ^ a ^ b) + k[15] + 530742520 | 0;
|
979 | c = (c << 16 | c >>> 16) + d | 0;
|
980 | b += (c ^ d ^ a) + k[2] - 995338651 | 0;
|
981 | b = (b << 23 | b >>> 9) + c | 0;
|
982 |
|
983 | a += (c ^ (b | ~d)) + k[0] - 198630844 | 0;
|
984 | a = (a << 6 | a >>> 26) + b | 0;
|
985 | d += (b ^ (a | ~c)) + k[7] + 1126891415 | 0;
|
986 | d = (d << 10 | d >>> 22) + a | 0;
|
987 | c += (a ^ (d | ~b)) + k[14] - 1416354905 | 0;
|
988 | c = (c << 15 | c >>> 17) + d | 0;
|
989 | b += (d ^ (c | ~a)) + k[5] - 57434055 | 0;
|
990 | b = (b << 21 |b >>> 11) + c | 0;
|
991 | a += (c ^ (b | ~d)) + k[12] + 1700485571 | 0;
|
992 | a = (a << 6 | a >>> 26) + b | 0;
|
993 | d += (b ^ (a | ~c)) + k[3] - 1894986606 | 0;
|
994 | d = (d << 10 | d >>> 22) + a | 0;
|
995 | c += (a ^ (d | ~b)) + k[10] - 1051523 | 0;
|
996 | c = (c << 15 | c >>> 17) + d | 0;
|
997 | b += (d ^ (c | ~a)) + k[1] - 2054922799 | 0;
|
998 | b = (b << 21 |b >>> 11) + c | 0;
|
999 | a += (c ^ (b | ~d)) + k[8] + 1873313359 | 0;
|
1000 | a = (a << 6 | a >>> 26) + b | 0;
|
1001 | d += (b ^ (a | ~c)) + k[15] - 30611744 | 0;
|
1002 | d = (d << 10 | d >>> 22) + a | 0;
|
1003 | c += (a ^ (d | ~b)) + k[6] - 1560198380 | 0;
|
1004 | c = (c << 15 | c >>> 17) + d | 0;
|
1005 | b += (d ^ (c | ~a)) + k[13] + 1309151649 | 0;
|
1006 | b = (b << 21 |b >>> 11) + c | 0;
|
1007 | a += (c ^ (b | ~d)) + k[4] - 145523070 | 0;
|
1008 | a = (a << 6 | a >>> 26) + b | 0;
|
1009 | d += (b ^ (a | ~c)) + k[11] - 1120210379 | 0;
|
1010 | d = (d << 10 | d >>> 22) + a | 0;
|
1011 | c += (a ^ (d | ~b)) + k[2] + 718787259 | 0;
|
1012 | c = (c << 15 | c >>> 17) + d | 0;
|
1013 | b += (d ^ (c | ~a)) + k[9] - 343485551 | 0;
|
1014 | b = (b << 21 | b >>> 11) + c | 0;
|
1015 |
|
1016 | x[0] = a + x[0] | 0;
|
1017 | x[1] = b + x[1] | 0;
|
1018 | x[2] = c + x[2] | 0;
|
1019 | x[3] = d + x[3] | 0;
|
1020 | }
|
1021 |
|
1022 | function md5blk(s) {
|
1023 | var md5blks = [],
|
1024 | i;
|
1025 |
|
1026 | for (i = 0; i < 64; i += 4) {
|
1027 | md5blks[i >> 2] = s.charCodeAt(i) + (s.charCodeAt(i + 1) << 8) + (s.charCodeAt(i + 2) << 16) + (s.charCodeAt(i + 3) << 24);
|
1028 | }
|
1029 | return md5blks;
|
1030 | }
|
1031 |
|
1032 | function md5blk_array(a) {
|
1033 | var md5blks = [],
|
1034 | i;
|
1035 |
|
1036 | for (i = 0; i < 64; i += 4) {
|
1037 | md5blks[i >> 2] = a[i] + (a[i + 1] << 8) + (a[i + 2] << 16) + (a[i + 3] << 24);
|
1038 | }
|
1039 | return md5blks;
|
1040 | }
|
1041 |
|
1042 | function md51(s) {
|
1043 | var n = s.length,
|
1044 | state = [1732584193, -271733879, -1732584194, 271733878],
|
1045 | i,
|
1046 | length,
|
1047 | tail,
|
1048 | tmp,
|
1049 | lo,
|
1050 | hi;
|
1051 |
|
1052 | for (i = 64; i <= n; i += 64) {
|
1053 | md5cycle(state, md5blk(s.substring(i - 64, i)));
|
1054 | }
|
1055 | s = s.substring(i - 64);
|
1056 | length = s.length;
|
1057 | tail = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0];
|
1058 | for (i = 0; i < length; i += 1) {
|
1059 | tail[i >> 2] |= s.charCodeAt(i) << ((i % 4) << 3);
|
1060 | }
|
1061 | tail[i >> 2] |= 0x80 << ((i % 4) << 3);
|
1062 | if (i > 55) {
|
1063 | md5cycle(state, tail);
|
1064 | for (i = 0; i < 16; i += 1) {
|
1065 | tail[i] = 0;
|
1066 | }
|
1067 | }
|
1068 |
|
1069 |
|
1070 | tmp = n * 8;
|
1071 | tmp = tmp.toString(16).match(/(.*?)(.{0,8})$/);
|
1072 | lo = parseInt(tmp[2], 16);
|
1073 | hi = parseInt(tmp[1], 16) || 0;
|
1074 |
|
1075 | tail[14] = lo;
|
1076 | tail[15] = hi;
|
1077 |
|
1078 | md5cycle(state, tail);
|
1079 | return state;
|
1080 | }
|
1081 |
|
1082 | function md51_array(a) {
|
1083 | var n = a.length,
|
1084 | state = [1732584193, -271733879, -1732584194, 271733878],
|
1085 | i,
|
1086 | length,
|
1087 | tail,
|
1088 | tmp,
|
1089 | lo,
|
1090 | hi;
|
1091 |
|
1092 | for (i = 64; i <= n; i += 64) {
|
1093 | md5cycle(state, md5blk_array(a.subarray(i - 64, i)));
|
1094 | }
|
1095 |
|
1096 |
|
1097 |
|
1098 |
|
1099 |
|
1100 | a = (i - 64) < n ? a.subarray(i - 64) : new Uint8Array(0);
|
1101 |
|
1102 | length = a.length;
|
1103 | tail = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0];
|
1104 | for (i = 0; i < length; i += 1) {
|
1105 | tail[i >> 2] |= a[i] << ((i % 4) << 3);
|
1106 | }
|
1107 |
|
1108 | tail[i >> 2] |= 0x80 << ((i % 4) << 3);
|
1109 | if (i > 55) {
|
1110 | md5cycle(state, tail);
|
1111 | for (i = 0; i < 16; i += 1) {
|
1112 | tail[i] = 0;
|
1113 | }
|
1114 | }
|
1115 |
|
1116 |
|
1117 | tmp = n * 8;
|
1118 | tmp = tmp.toString(16).match(/(.*?)(.{0,8})$/);
|
1119 | lo = parseInt(tmp[2], 16);
|
1120 | hi = parseInt(tmp[1], 16) || 0;
|
1121 |
|
1122 | tail[14] = lo;
|
1123 | tail[15] = hi;
|
1124 |
|
1125 | md5cycle(state, tail);
|
1126 |
|
1127 | return state;
|
1128 | }
|
1129 |
|
1130 | function rhex(n) {
|
1131 | var s = '',
|
1132 | j;
|
1133 | for (j = 0; j < 4; j += 1) {
|
1134 | s += hex_chr[(n >> (j * 8 + 4)) & 0x0F] + hex_chr[(n >> (j * 8)) & 0x0F];
|
1135 | }
|
1136 | return s;
|
1137 | }
|
1138 |
|
1139 | function hex(x) {
|
1140 | var i;
|
1141 | for (i = 0; i < x.length; i += 1) {
|
1142 | x[i] = rhex(x[i]);
|
1143 | }
|
1144 | return x.join('');
|
1145 | }
|
1146 |
|
1147 |
|
1148 | if (hex(md51('hello')) !== '5d41402abc4b2a76b9719d911017c592') {
|
1149 | add32 = function (x, y) {
|
1150 | var lsw = (x & 0xFFFF) + (y & 0xFFFF),
|
1151 | msw = (x >> 16) + (y >> 16) + (lsw >> 16);
|
1152 | return (msw << 16) | (lsw & 0xFFFF);
|
1153 | };
|
1154 | }
|
1155 |
|
1156 |
|
1157 |
|
1158 | |
1159 |
|
1160 |
|
1161 |
|
1162 |
|
1163 |
|
1164 | if (typeof ArrayBuffer !== 'undefined' && !ArrayBuffer.prototype.slice) {
|
1165 | (function () {
|
1166 | function clamp(val, length) {
|
1167 | val = (val | 0) || 0;
|
1168 |
|
1169 | if (val < 0) {
|
1170 | return Math.max(val + length, 0);
|
1171 | }
|
1172 |
|
1173 | return Math.min(val, length);
|
1174 | }
|
1175 |
|
1176 | ArrayBuffer.prototype.slice = function (from, to) {
|
1177 | var length = this.byteLength,
|
1178 | begin = clamp(from, length),
|
1179 | end = length,
|
1180 | num,
|
1181 | target,
|
1182 | targetArray,
|
1183 | sourceArray;
|
1184 |
|
1185 | if (to !== undefined) {
|
1186 | end = clamp(to, length);
|
1187 | }
|
1188 |
|
1189 | if (begin > end) {
|
1190 | return new ArrayBuffer(0);
|
1191 | }
|
1192 |
|
1193 | num = end - begin;
|
1194 | target = new ArrayBuffer(num);
|
1195 | targetArray = new Uint8Array(target);
|
1196 |
|
1197 | sourceArray = new Uint8Array(this, begin, num);
|
1198 | targetArray.set(sourceArray);
|
1199 |
|
1200 | return target;
|
1201 | };
|
1202 | })();
|
1203 | }
|
1204 |
|
1205 |
|
1206 |
|
1207 | |
1208 |
|
1209 |
|
1210 |
|
1211 | function toUtf8(str) {
|
1212 | if (/[\u0080-\uFFFF]/.test(str)) {
|
1213 | str = unescape(encodeURIComponent(str));
|
1214 | }
|
1215 |
|
1216 | return str;
|
1217 | }
|
1218 |
|
1219 | function utf8Str2ArrayBuffer(str, returnUInt8Array) {
|
1220 | var length = str.length,
|
1221 | buff = new ArrayBuffer(length),
|
1222 | arr = new Uint8Array(buff),
|
1223 | i;
|
1224 |
|
1225 | for (i = 0; i < length; i += 1) {
|
1226 | arr[i] = str.charCodeAt(i);
|
1227 | }
|
1228 |
|
1229 | return returnUInt8Array ? arr : buff;
|
1230 | }
|
1231 |
|
1232 | function arrayBuffer2Utf8Str(buff) {
|
1233 | return String.fromCharCode.apply(null, new Uint8Array(buff));
|
1234 | }
|
1235 |
|
1236 | function concatenateArrayBuffers(first, second, returnUInt8Array) {
|
1237 | var result = new Uint8Array(first.byteLength + second.byteLength);
|
1238 |
|
1239 | result.set(new Uint8Array(first));
|
1240 | result.set(new Uint8Array(second), first.byteLength);
|
1241 |
|
1242 | return returnUInt8Array ? result : result.buffer;
|
1243 | }
|
1244 |
|
1245 | function hexToBinaryString(hex) {
|
1246 | var bytes = [],
|
1247 | length = hex.length,
|
1248 | x;
|
1249 |
|
1250 | for (x = 0; x < length - 1; x += 2) {
|
1251 | bytes.push(parseInt(hex.substr(x, 2), 16));
|
1252 | }
|
1253 |
|
1254 | return String.fromCharCode.apply(String, bytes);
|
1255 | }
|
1256 |
|
1257 |
|
1258 |
|
1259 | |
1260 |
|
1261 |
|
1262 |
|
1263 |
|
1264 |
|
1265 |
|
1266 | function SparkMD5() {
|
1267 |
|
1268 | this.reset();
|
1269 | }
|
1270 |
|
1271 | |
1272 |
|
1273 |
|
1274 |
|
1275 |
|
1276 |
|
1277 |
|
1278 |
|
1279 | SparkMD5.prototype.append = function (str) {
|
1280 |
|
1281 |
|
1282 | this.appendBinary(toUtf8(str));
|
1283 |
|
1284 | return this;
|
1285 | };
|
1286 |
|
1287 | |
1288 |
|
1289 |
|
1290 |
|
1291 |
|
1292 |
|
1293 |
|
1294 | SparkMD5.prototype.appendBinary = function (contents) {
|
1295 | this._buff += contents;
|
1296 | this._length += contents.length;
|
1297 |
|
1298 | var length = this._buff.length,
|
1299 | i;
|
1300 |
|
1301 | for (i = 64; i <= length; i += 64) {
|
1302 | md5cycle(this._hash, md5blk(this._buff.substring(i - 64, i)));
|
1303 | }
|
1304 |
|
1305 | this._buff = this._buff.substring(i - 64);
|
1306 |
|
1307 | return this;
|
1308 | };
|
1309 |
|
1310 | |
1311 |
|
1312 |
|
1313 |
|
1314 |
|
1315 |
|
1316 |
|
1317 |
|
1318 | SparkMD5.prototype.end = function (raw) {
|
1319 | var buff = this._buff,
|
1320 | length = buff.length,
|
1321 | i,
|
1322 | tail = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
|
1323 | ret;
|
1324 |
|
1325 | for (i = 0; i < length; i += 1) {
|
1326 | tail[i >> 2] |= buff.charCodeAt(i) << ((i % 4) << 3);
|
1327 | }
|
1328 |
|
1329 | this._finish(tail, length);
|
1330 | ret = hex(this._hash);
|
1331 |
|
1332 | if (raw) {
|
1333 | ret = hexToBinaryString(ret);
|
1334 | }
|
1335 |
|
1336 | this.reset();
|
1337 |
|
1338 | return ret;
|
1339 | };
|
1340 |
|
1341 | |
1342 |
|
1343 |
|
1344 |
|
1345 |
|
1346 | SparkMD5.prototype.reset = function () {
|
1347 | this._buff = '';
|
1348 | this._length = 0;
|
1349 | this._hash = [1732584193, -271733879, -1732584194, 271733878];
|
1350 |
|
1351 | return this;
|
1352 | };
|
1353 |
|
1354 | |
1355 |
|
1356 |
|
1357 |
|
1358 |
|
1359 | SparkMD5.prototype.getState = function () {
|
1360 | return {
|
1361 | buff: this._buff,
|
1362 | length: this._length,
|
1363 | hash: this._hash
|
1364 | };
|
1365 | };
|
1366 |
|
1367 | |
1368 |
|
1369 |
|
1370 |
|
1371 |
|
1372 |
|
1373 |
|
1374 | SparkMD5.prototype.setState = function (state) {
|
1375 | this._buff = state.buff;
|
1376 | this._length = state.length;
|
1377 | this._hash = state.hash;
|
1378 |
|
1379 | return this;
|
1380 | };
|
1381 |
|
1382 | |
1383 |
|
1384 |
|
1385 |
|
1386 | SparkMD5.prototype.destroy = function () {
|
1387 | delete this._hash;
|
1388 | delete this._buff;
|
1389 | delete this._length;
|
1390 | };
|
1391 |
|
1392 | |
1393 |
|
1394 |
|
1395 |
|
1396 |
|
1397 |
|
1398 | SparkMD5.prototype._finish = function (tail, length) {
|
1399 | var i = length,
|
1400 | tmp,
|
1401 | lo,
|
1402 | hi;
|
1403 |
|
1404 | tail[i >> 2] |= 0x80 << ((i % 4) << 3);
|
1405 | if (i > 55) {
|
1406 | md5cycle(this._hash, tail);
|
1407 | for (i = 0; i < 16; i += 1) {
|
1408 | tail[i] = 0;
|
1409 | }
|
1410 | }
|
1411 |
|
1412 |
|
1413 |
|
1414 | tmp = this._length * 8;
|
1415 | tmp = tmp.toString(16).match(/(.*?)(.{0,8})$/);
|
1416 | lo = parseInt(tmp[2], 16);
|
1417 | hi = parseInt(tmp[1], 16) || 0;
|
1418 |
|
1419 | tail[14] = lo;
|
1420 | tail[15] = hi;
|
1421 | md5cycle(this._hash, tail);
|
1422 | };
|
1423 |
|
1424 | |
1425 |
|
1426 |
|
1427 |
|
1428 |
|
1429 |
|
1430 |
|
1431 |
|
1432 |
|
1433 | SparkMD5.hash = function (str, raw) {
|
1434 |
|
1435 |
|
1436 | return SparkMD5.hashBinary(toUtf8(str), raw);
|
1437 | };
|
1438 |
|
1439 | |
1440 |
|
1441 |
|
1442 |
|
1443 |
|
1444 |
|
1445 |
|
1446 |
|
1447 | SparkMD5.hashBinary = function (content, raw) {
|
1448 | var hash = md51(content),
|
1449 | ret = hex(hash);
|
1450 |
|
1451 | return raw ? hexToBinaryString(ret) : ret;
|
1452 | };
|
1453 |
|
1454 |
|
1455 |
|
1456 | |
1457 |
|
1458 |
|
1459 |
|
1460 |
|
1461 | SparkMD5.ArrayBuffer = function () {
|
1462 |
|
1463 | this.reset();
|
1464 | };
|
1465 |
|
1466 | |
1467 |
|
1468 |
|
1469 |
|
1470 |
|
1471 |
|
1472 |
|
1473 | SparkMD5.ArrayBuffer.prototype.append = function (arr) {
|
1474 | var buff = concatenateArrayBuffers(this._buff.buffer, arr, true),
|
1475 | length = buff.length,
|
1476 | i;
|
1477 |
|
1478 | this._length += arr.byteLength;
|
1479 |
|
1480 | for (i = 64; i <= length; i += 64) {
|
1481 | md5cycle(this._hash, md5blk_array(buff.subarray(i - 64, i)));
|
1482 | }
|
1483 |
|
1484 | this._buff = (i - 64) < length ? new Uint8Array(buff.buffer.slice(i - 64)) : new Uint8Array(0);
|
1485 |
|
1486 | return this;
|
1487 | };
|
1488 |
|
1489 | |
1490 |
|
1491 |
|
1492 |
|
1493 |
|
1494 |
|
1495 |
|
1496 |
|
1497 | SparkMD5.ArrayBuffer.prototype.end = function (raw) {
|
1498 | var buff = this._buff,
|
1499 | length = buff.length,
|
1500 | tail = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
|
1501 | i,
|
1502 | ret;
|
1503 |
|
1504 | for (i = 0; i < length; i += 1) {
|
1505 | tail[i >> 2] |= buff[i] << ((i % 4) << 3);
|
1506 | }
|
1507 |
|
1508 | this._finish(tail, length);
|
1509 | ret = hex(this._hash);
|
1510 |
|
1511 | if (raw) {
|
1512 | ret = hexToBinaryString(ret);
|
1513 | }
|
1514 |
|
1515 | this.reset();
|
1516 |
|
1517 | return ret;
|
1518 | };
|
1519 |
|
1520 | |
1521 |
|
1522 |
|
1523 |
|
1524 |
|
1525 | SparkMD5.ArrayBuffer.prototype.reset = function () {
|
1526 | this._buff = new Uint8Array(0);
|
1527 | this._length = 0;
|
1528 | this._hash = [1732584193, -271733879, -1732584194, 271733878];
|
1529 |
|
1530 | return this;
|
1531 | };
|
1532 |
|
1533 | |
1534 |
|
1535 |
|
1536 |
|
1537 |
|
1538 | SparkMD5.ArrayBuffer.prototype.getState = function () {
|
1539 | var state = SparkMD5.prototype.getState.call(this);
|
1540 |
|
1541 |
|
1542 | state.buff = arrayBuffer2Utf8Str(state.buff);
|
1543 |
|
1544 | return state;
|
1545 | };
|
1546 |
|
1547 | |
1548 |
|
1549 |
|
1550 |
|
1551 |
|
1552 |
|
1553 |
|
1554 | SparkMD5.ArrayBuffer.prototype.setState = function (state) {
|
1555 |
|
1556 | state.buff = utf8Str2ArrayBuffer(state.buff, true);
|
1557 |
|
1558 | return SparkMD5.prototype.setState.call(this, state);
|
1559 | };
|
1560 |
|
1561 | SparkMD5.ArrayBuffer.prototype.destroy = SparkMD5.prototype.destroy;
|
1562 |
|
1563 | SparkMD5.ArrayBuffer.prototype._finish = SparkMD5.prototype._finish;
|
1564 |
|
1565 | |
1566 |
|
1567 |
|
1568 |
|
1569 |
|
1570 |
|
1571 |
|
1572 |
|
1573 | SparkMD5.ArrayBuffer.hash = function (arr, raw) {
|
1574 | var hash = md51_array(new Uint8Array(arr)),
|
1575 | ret = hex(hash);
|
1576 |
|
1577 | return raw ? hexToBinaryString(ret) : ret;
|
1578 | };
|
1579 |
|
1580 | return SparkMD5;
|
1581 | }));
|
1582 |
|
1583 | },{}],7:[function(_dereq_,module,exports){
|
1584 | var v1 = _dereq_(10);
|
1585 | var v4 = _dereq_(11);
|
1586 |
|
1587 | var uuid = v4;
|
1588 | uuid.v1 = v1;
|
1589 | uuid.v4 = v4;
|
1590 |
|
1591 | module.exports = uuid;
|
1592 |
|
1593 | },{"10":10,"11":11}],8:[function(_dereq_,module,exports){
|
1594 |
|
1595 |
|
1596 |
|
1597 |
|
1598 | var byteToHex = [];
|
1599 | for (var i = 0; i < 256; ++i) {
|
1600 | byteToHex[i] = (i + 0x100).toString(16).substr(1);
|
1601 | }
|
1602 |
|
1603 | function bytesToUuid(buf, offset) {
|
1604 | var i = offset || 0;
|
1605 | var bth = byteToHex;
|
1606 | return bth[buf[i++]] + bth[buf[i++]] +
|
1607 | bth[buf[i++]] + bth[buf[i++]] + '-' +
|
1608 | bth[buf[i++]] + bth[buf[i++]] + '-' +
|
1609 | bth[buf[i++]] + bth[buf[i++]] + '-' +
|
1610 | bth[buf[i++]] + bth[buf[i++]] + '-' +
|
1611 | bth[buf[i++]] + bth[buf[i++]] +
|
1612 | bth[buf[i++]] + bth[buf[i++]] +
|
1613 | bth[buf[i++]] + bth[buf[i++]];
|
1614 | }
|
1615 |
|
1616 | module.exports = bytesToUuid;
|
1617 |
|
1618 | },{}],9:[function(_dereq_,module,exports){
|
1619 |
|
1620 |
|
1621 |
|
1622 |
|
1623 |
|
1624 |
|
1625 | var getRandomValues = (typeof(crypto) != 'undefined' && crypto.getRandomValues.bind(crypto)) ||
|
1626 | (typeof(msCrypto) != 'undefined' && msCrypto.getRandomValues.bind(msCrypto));
|
1627 | if (getRandomValues) {
|
1628 |
|
1629 | var rnds8 = new Uint8Array(16);
|
1630 |
|
1631 | module.exports = function whatwgRNG() {
|
1632 | getRandomValues(rnds8);
|
1633 | return rnds8;
|
1634 | };
|
1635 | } else {
|
1636 |
|
1637 |
|
1638 |
|
1639 |
|
1640 | var rnds = new Array(16);
|
1641 |
|
1642 | module.exports = function mathRNG() {
|
1643 | for (var i = 0, r; i < 16; i++) {
|
1644 | if ((i & 0x03) === 0) r = Math.random() * 0x100000000;
|
1645 | rnds[i] = r >>> ((i & 0x03) << 3) & 0xff;
|
1646 | }
|
1647 |
|
1648 | return rnds;
|
1649 | };
|
1650 | }
|
1651 |
|
1652 | },{}],10:[function(_dereq_,module,exports){
|
1653 | var rng = _dereq_(9);
|
1654 | var bytesToUuid = _dereq_(8);
|
1655 |
|
1656 |
|
1657 |
|
1658 |
|
1659 |
|
1660 |
|
1661 | var _nodeId;
|
1662 | var _clockseq;
|
1663 |
|
1664 |
|
1665 | var _lastMSecs = 0;
|
1666 | var _lastNSecs = 0;
|
1667 |
|
1668 |
|
1669 | function v1(options, buf, offset) {
|
1670 | var i = buf && offset || 0;
|
1671 | var b = buf || [];
|
1672 |
|
1673 | options = options || {};
|
1674 | var node = options.node || _nodeId;
|
1675 | var clockseq = options.clockseq !== undefined ? options.clockseq : _clockseq;
|
1676 |
|
1677 |
|
1678 |
|
1679 |
|
1680 | if (node == null || clockseq == null) {
|
1681 | var seedBytes = rng();
|
1682 | if (node == null) {
|
1683 |
|
1684 | node = _nodeId = [
|
1685 | seedBytes[0] | 0x01,
|
1686 | seedBytes[1], seedBytes[2], seedBytes[3], seedBytes[4], seedBytes[5]
|
1687 | ];
|
1688 | }
|
1689 | if (clockseq == null) {
|
1690 |
|
1691 | clockseq = _clockseq = (seedBytes[6] << 8 | seedBytes[7]) & 0x3fff;
|
1692 | }
|
1693 | }
|
1694 |
|
1695 |
|
1696 |
|
1697 |
|
1698 |
|
1699 | var msecs = options.msecs !== undefined ? options.msecs : new Date().getTime();
|
1700 |
|
1701 |
|
1702 |
|
1703 | var nsecs = options.nsecs !== undefined ? options.nsecs : _lastNSecs + 1;
|
1704 |
|
1705 |
|
1706 | var dt = (msecs - _lastMSecs) + (nsecs - _lastNSecs)/10000;
|
1707 |
|
1708 |
|
1709 | if (dt < 0 && options.clockseq === undefined) {
|
1710 | clockseq = clockseq + 1 & 0x3fff;
|
1711 | }
|
1712 |
|
1713 |
|
1714 |
|
1715 | if ((dt < 0 || msecs > _lastMSecs) && options.nsecs === undefined) {
|
1716 | nsecs = 0;
|
1717 | }
|
1718 |
|
1719 |
|
1720 | if (nsecs >= 10000) {
|
1721 | throw new Error('uuid.v1(): Can\'t create more than 10M uuids/sec');
|
1722 | }
|
1723 |
|
1724 | _lastMSecs = msecs;
|
1725 | _lastNSecs = nsecs;
|
1726 | _clockseq = clockseq;
|
1727 |
|
1728 |
|
1729 | msecs += 12219292800000;
|
1730 |
|
1731 |
|
1732 | var tl = ((msecs & 0xfffffff) * 10000 + nsecs) % 0x100000000;
|
1733 | b[i++] = tl >>> 24 & 0xff;
|
1734 | b[i++] = tl >>> 16 & 0xff;
|
1735 | b[i++] = tl >>> 8 & 0xff;
|
1736 | b[i++] = tl & 0xff;
|
1737 |
|
1738 |
|
1739 | var tmh = (msecs / 0x100000000 * 10000) & 0xfffffff;
|
1740 | b[i++] = tmh >>> 8 & 0xff;
|
1741 | b[i++] = tmh & 0xff;
|
1742 |
|
1743 |
|
1744 | b[i++] = tmh >>> 24 & 0xf | 0x10;
|
1745 | b[i++] = tmh >>> 16 & 0xff;
|
1746 |
|
1747 |
|
1748 | b[i++] = clockseq >>> 8 | 0x80;
|
1749 |
|
1750 |
|
1751 | b[i++] = clockseq & 0xff;
|
1752 |
|
1753 |
|
1754 | for (var n = 0; n < 6; ++n) {
|
1755 | b[i + n] = node[n];
|
1756 | }
|
1757 |
|
1758 | return buf ? buf : bytesToUuid(b);
|
1759 | }
|
1760 |
|
1761 | module.exports = v1;
|
1762 |
|
1763 | },{"8":8,"9":9}],11:[function(_dereq_,module,exports){
|
1764 | var rng = _dereq_(9);
|
1765 | var bytesToUuid = _dereq_(8);
|
1766 |
|
1767 | function v4(options, buf, offset) {
|
1768 | var i = buf && offset || 0;
|
1769 |
|
1770 | if (typeof(options) == 'string') {
|
1771 | buf = options === 'binary' ? new Array(16) : null;
|
1772 | options = null;
|
1773 | }
|
1774 | options = options || {};
|
1775 |
|
1776 | var rnds = options.random || (options.rng || rng)();
|
1777 |
|
1778 |
|
1779 | rnds[6] = (rnds[6] & 0x0f) | 0x40;
|
1780 | rnds[8] = (rnds[8] & 0x3f) | 0x80;
|
1781 |
|
1782 |
|
1783 | if (buf) {
|
1784 | for (var ii = 0; ii < 16; ++ii) {
|
1785 | buf[i + ii] = rnds[ii];
|
1786 | }
|
1787 | }
|
1788 |
|
1789 | return buf || bytesToUuid(rnds);
|
1790 | }
|
1791 |
|
1792 | module.exports = v4;
|
1793 |
|
1794 | },{"8":8,"9":9}],12:[function(_dereq_,module,exports){
|
1795 | (function (process,global){
|
1796 | 'use strict';
|
1797 |
|
1798 | function _interopDefault (ex) { return (ex && (typeof ex === 'object') && 'default' in ex) ? ex['default'] : ex; }
|
1799 |
|
1800 | var immediate = _interopDefault(_dereq_(3));
|
1801 | var uuidV4 = _interopDefault(_dereq_(7));
|
1802 | var Md5 = _interopDefault(_dereq_(6));
|
1803 | var getArguments = _interopDefault(_dereq_(1));
|
1804 | var inherits = _interopDefault(_dereq_(4));
|
1805 | var events = _dereq_(2);
|
1806 |
|
1807 | function mangle(key) {
|
1808 | return '$' + key;
|
1809 | }
|
1810 | function unmangle(key) {
|
1811 | return key.substring(1);
|
1812 | }
|
1813 | function Map$1() {
|
1814 | this._store = {};
|
1815 | }
|
1816 | Map$1.prototype.get = function (key) {
|
1817 | var mangled = mangle(key);
|
1818 | return this._store[mangled];
|
1819 | };
|
1820 | Map$1.prototype.set = function (key, value) {
|
1821 | var mangled = mangle(key);
|
1822 | this._store[mangled] = value;
|
1823 | return true;
|
1824 | };
|
1825 | Map$1.prototype.has = function (key) {
|
1826 | var mangled = mangle(key);
|
1827 | return mangled in this._store;
|
1828 | };
|
1829 | Map$1.prototype["delete"] = function (key) {
|
1830 | var mangled = mangle(key);
|
1831 | var res = mangled in this._store;
|
1832 | delete this._store[mangled];
|
1833 | return res;
|
1834 | };
|
1835 | Map$1.prototype.forEach = function (cb) {
|
1836 | var keys = Object.keys(this._store);
|
1837 | for (var i = 0, len = keys.length; i < len; i++) {
|
1838 | var key = keys[i];
|
1839 | var value = this._store[key];
|
1840 | key = unmangle(key);
|
1841 | cb(value, key);
|
1842 | }
|
1843 | };
|
1844 | Object.defineProperty(Map$1.prototype, 'size', {
|
1845 | get: function () {
|
1846 | return Object.keys(this._store).length;
|
1847 | }
|
1848 | });
|
1849 |
|
1850 | function Set$1(array) {
|
1851 | this._store = new Map$1();
|
1852 |
|
1853 |
|
1854 | if (array && Array.isArray(array)) {
|
1855 | for (var i = 0, len = array.length; i < len; i++) {
|
1856 | this.add(array[i]);
|
1857 | }
|
1858 | }
|
1859 | }
|
1860 | Set$1.prototype.add = function (key) {
|
1861 | return this._store.set(key, true);
|
1862 | };
|
1863 | Set$1.prototype.has = function (key) {
|
1864 | return this._store.has(key);
|
1865 | };
|
1866 | Set$1.prototype.forEach = function (cb) {
|
1867 | this._store.forEach(function (value, key) {
|
1868 | cb(key);
|
1869 | });
|
1870 | };
|
1871 | Object.defineProperty(Set$1.prototype, 'size', {
|
1872 | get: function () {
|
1873 | return this._store.size;
|
1874 | }
|
1875 | });
|
1876 |
|
1877 |
|
1878 |
|
1879 |
|
1880 |
|
1881 | function supportsMapAndSet() {
|
1882 | if (typeof Symbol === 'undefined' || typeof Map === 'undefined' || typeof Set === 'undefined') {
|
1883 | return false;
|
1884 | }
|
1885 | var prop = Object.getOwnPropertyDescriptor(Map, Symbol.species);
|
1886 | return prop && 'get' in prop && Map[Symbol.species] === Map;
|
1887 | }
|
1888 |
|
1889 |
|
1890 |
|
1891 | var ExportedSet;
|
1892 | var ExportedMap;
|
1893 |
|
1894 | {
|
1895 | if (supportsMapAndSet()) {
|
1896 | ExportedSet = Set;
|
1897 | ExportedMap = Map;
|
1898 | } else {
|
1899 | ExportedSet = Set$1;
|
1900 | ExportedMap = Map$1;
|
1901 | }
|
1902 | }
|
1903 |
|
1904 | function isBinaryObject(object) {
|
1905 | return (typeof ArrayBuffer !== 'undefined' && object instanceof ArrayBuffer) ||
|
1906 | (typeof Blob !== 'undefined' && object instanceof Blob);
|
1907 | }
|
1908 |
|
1909 | function cloneArrayBuffer(buff) {
|
1910 | if (typeof buff.slice === 'function') {
|
1911 | return buff.slice(0);
|
1912 | }
|
1913 |
|
1914 | var target = new ArrayBuffer(buff.byteLength);
|
1915 | var targetArray = new Uint8Array(target);
|
1916 | var sourceArray = new Uint8Array(buff);
|
1917 | targetArray.set(sourceArray);
|
1918 | return target;
|
1919 | }
|
1920 |
|
1921 | function cloneBinaryObject(object) {
|
1922 | if (object instanceof ArrayBuffer) {
|
1923 | return cloneArrayBuffer(object);
|
1924 | }
|
1925 | var size = object.size;
|
1926 | var type = object.type;
|
1927 |
|
1928 | if (typeof object.slice === 'function') {
|
1929 | return object.slice(0, size, type);
|
1930 | }
|
1931 |
|
1932 | return object.webkitSlice(0, size, type);
|
1933 | }
|
1934 |
|
1935 |
|
1936 |
|
1937 |
|
1938 |
|
1939 | var funcToString = Function.prototype.toString;
|
1940 | var objectCtorString = funcToString.call(Object);
|
1941 |
|
1942 | function isPlainObject(value) {
|
1943 | var proto = Object.getPrototypeOf(value);
|
1944 |
|
1945 | if (proto === null) {
|
1946 | return true;
|
1947 | }
|
1948 | var Ctor = proto.constructor;
|
1949 | return (typeof Ctor == 'function' &&
|
1950 | Ctor instanceof Ctor && funcToString.call(Ctor) == objectCtorString);
|
1951 | }
|
1952 |
|
1953 | function clone(object) {
|
1954 | var newObject;
|
1955 | var i;
|
1956 | var len;
|
1957 |
|
1958 | if (!object || typeof object !== 'object') {
|
1959 | return object;
|
1960 | }
|
1961 |
|
1962 | if (Array.isArray(object)) {
|
1963 | newObject = [];
|
1964 | for (i = 0, len = object.length; i < len; i++) {
|
1965 | newObject[i] = clone(object[i]);
|
1966 | }
|
1967 | return newObject;
|
1968 | }
|
1969 |
|
1970 |
|
1971 |
|
1972 | if (object instanceof Date) {
|
1973 | return object.toISOString();
|
1974 | }
|
1975 |
|
1976 | if (isBinaryObject(object)) {
|
1977 | return cloneBinaryObject(object);
|
1978 | }
|
1979 |
|
1980 | if (!isPlainObject(object)) {
|
1981 | return object;
|
1982 | }
|
1983 |
|
1984 | newObject = {};
|
1985 | for (i in object) {
|
1986 |
|
1987 | if (Object.prototype.hasOwnProperty.call(object, i)) {
|
1988 | var value = clone(object[i]);
|
1989 | if (typeof value !== 'undefined') {
|
1990 | newObject[i] = value;
|
1991 | }
|
1992 | }
|
1993 | }
|
1994 | return newObject;
|
1995 | }
|
1996 |
|
1997 | function once(fun) {
|
1998 | var called = false;
|
1999 | return getArguments(function (args) {
|
2000 |
|
2001 | if (called) {
|
2002 |
|
2003 | throw new Error('once called more than once');
|
2004 | } else {
|
2005 | called = true;
|
2006 | fun.apply(this, args);
|
2007 | }
|
2008 | });
|
2009 | }
|
2010 |
|
2011 | function toPromise(func) {
|
2012 |
|
2013 | return getArguments(function (args) {
|
2014 |
|
2015 | args = clone(args);
|
2016 | var self = this;
|
2017 |
|
2018 | var usedCB = (typeof args[args.length - 1] === 'function') ? args.pop() : false;
|
2019 | var promise = new Promise(function (fulfill, reject) {
|
2020 | var resp;
|
2021 | try {
|
2022 | var callback = once(function (err, mesg) {
|
2023 | if (err) {
|
2024 | reject(err);
|
2025 | } else {
|
2026 | fulfill(mesg);
|
2027 | }
|
2028 | });
|
2029 |
|
2030 |
|
2031 | args.push(callback);
|
2032 | resp = func.apply(self, args);
|
2033 | if (resp && typeof resp.then === 'function') {
|
2034 | fulfill(resp);
|
2035 | }
|
2036 | } catch (e) {
|
2037 | reject(e);
|
2038 | }
|
2039 | });
|
2040 |
|
2041 | if (usedCB) {
|
2042 | promise.then(function (result) {
|
2043 | usedCB(null, result);
|
2044 | }, usedCB);
|
2045 | }
|
2046 | return promise;
|
2047 | });
|
2048 | }
|
2049 |
|
2050 | function logApiCall(self, name, args) {
|
2051 |
|
2052 | if (self.constructor.listeners('debug').length) {
|
2053 | var logArgs = ['api', self.name, name];
|
2054 | for (var i = 0; i < args.length - 1; i++) {
|
2055 | logArgs.push(args[i]);
|
2056 | }
|
2057 | self.constructor.emit('debug', logArgs);
|
2058 |
|
2059 |
|
2060 | var origCallback = args[args.length - 1];
|
2061 | args[args.length - 1] = function (err, res) {
|
2062 | var responseArgs = ['api', self.name, name];
|
2063 | responseArgs = responseArgs.concat(
|
2064 | err ? ['error', err] : ['success', res]
|
2065 | );
|
2066 | self.constructor.emit('debug', responseArgs);
|
2067 | origCallback(err, res);
|
2068 | };
|
2069 | }
|
2070 | }
|
2071 |
|
2072 | function adapterFun(name, callback) {
|
2073 | return toPromise(getArguments(function (args) {
|
2074 | if (this._closed) {
|
2075 | return Promise.reject(new Error('database is closed'));
|
2076 | }
|
2077 | if (this._destroyed) {
|
2078 | return Promise.reject(new Error('database is destroyed'));
|
2079 | }
|
2080 | var self = this;
|
2081 | logApiCall(self, name, args);
|
2082 | if (!this.taskqueue.isReady) {
|
2083 | return new Promise(function (fulfill, reject) {
|
2084 | self.taskqueue.addTask(function (failed) {
|
2085 | if (failed) {
|
2086 | reject(failed);
|
2087 | } else {
|
2088 | fulfill(self[name].apply(self, args));
|
2089 | }
|
2090 | });
|
2091 | });
|
2092 | }
|
2093 | return callback.apply(this, args);
|
2094 | }));
|
2095 | }
|
2096 |
|
2097 |
|
2098 | function pick(obj, arr) {
|
2099 | var res = {};
|
2100 | for (var i = 0, len = arr.length; i < len; i++) {
|
2101 | var prop = arr[i];
|
2102 | if (prop in obj) {
|
2103 | res[prop] = obj[prop];
|
2104 | }
|
2105 | }
|
2106 | return res;
|
2107 | }
|
2108 |
|
2109 |
|
2110 |
|
2111 |
|
2112 | var MAX_NUM_CONCURRENT_REQUESTS = 6;
|
2113 |
|
2114 | function identityFunction(x) {
|
2115 | return x;
|
2116 | }
|
2117 |
|
2118 | function formatResultForOpenRevsGet(result) {
|
2119 | return [{
|
2120 | ok: result
|
2121 | }];
|
2122 | }
|
2123 |
|
2124 |
|
2125 | function bulkGet(db, opts, callback) {
|
2126 | var requests = opts.docs;
|
2127 |
|
2128 |
|
2129 | var requestsById = new ExportedMap();
|
2130 | requests.forEach(function (request) {
|
2131 | if (requestsById.has(request.id)) {
|
2132 | requestsById.get(request.id).push(request);
|
2133 | } else {
|
2134 | requestsById.set(request.id, [request]);
|
2135 | }
|
2136 | });
|
2137 |
|
2138 | var numDocs = requestsById.size;
|
2139 | var numDone = 0;
|
2140 | var perDocResults = new Array(numDocs);
|
2141 |
|
2142 | function collapseResultsAndFinish() {
|
2143 | var results = [];
|
2144 | perDocResults.forEach(function (res) {
|
2145 | res.docs.forEach(function (info) {
|
2146 | results.push({
|
2147 | id: res.id,
|
2148 | docs: [info]
|
2149 | });
|
2150 | });
|
2151 | });
|
2152 | callback(null, {results: results});
|
2153 | }
|
2154 |
|
2155 | function checkDone() {
|
2156 | if (++numDone === numDocs) {
|
2157 | collapseResultsAndFinish();
|
2158 | }
|
2159 | }
|
2160 |
|
2161 | function gotResult(docIndex, id, docs) {
|
2162 | perDocResults[docIndex] = {id: id, docs: docs};
|
2163 | checkDone();
|
2164 | }
|
2165 |
|
2166 | var allRequests = [];
|
2167 | requestsById.forEach(function (value, key) {
|
2168 | allRequests.push(key);
|
2169 | });
|
2170 |
|
2171 | var i = 0;
|
2172 |
|
2173 | function nextBatch() {
|
2174 |
|
2175 | if (i >= allRequests.length) {
|
2176 | return;
|
2177 | }
|
2178 |
|
2179 | var upTo = Math.min(i + MAX_NUM_CONCURRENT_REQUESTS, allRequests.length);
|
2180 | var batch = allRequests.slice(i, upTo);
|
2181 | processBatch(batch, i);
|
2182 | i += batch.length;
|
2183 | }
|
2184 |
|
2185 | function processBatch(batch, offset) {
|
2186 | batch.forEach(function (docId, j) {
|
2187 | var docIdx = offset + j;
|
2188 | var docRequests = requestsById.get(docId);
|
2189 |
|
2190 |
|
2191 |
|
2192 |
|
2193 |
|
2194 |
|
2195 |
|
2196 | var docOpts = pick(docRequests[0], ['atts_since', 'attachments']);
|
2197 | docOpts.open_revs = docRequests.map(function (request) {
|
2198 |
|
2199 | return request.rev;
|
2200 | });
|
2201 |
|
2202 |
|
2203 | docOpts.open_revs = docOpts.open_revs.filter(identityFunction);
|
2204 |
|
2205 | var formatResult = identityFunction;
|
2206 |
|
2207 | if (docOpts.open_revs.length === 0) {
|
2208 | delete docOpts.open_revs;
|
2209 |
|
2210 |
|
2211 |
|
2212 |
|
2213 | formatResult = formatResultForOpenRevsGet;
|
2214 | }
|
2215 |
|
2216 |
|
2217 | ['revs', 'attachments', 'binary', 'ajax', 'latest'].forEach(function (param) {
|
2218 | if (param in opts) {
|
2219 | docOpts[param] = opts[param];
|
2220 | }
|
2221 | });
|
2222 | db.get(docId, docOpts, function (err, res) {
|
2223 | var result;
|
2224 |
|
2225 | if (err) {
|
2226 | result = [{error: err}];
|
2227 | } else {
|
2228 | result = formatResult(res);
|
2229 | }
|
2230 | gotResult(docIdx, docId, result);
|
2231 | nextBatch();
|
2232 | });
|
2233 | });
|
2234 | }
|
2235 |
|
2236 | nextBatch();
|
2237 |
|
2238 | }
|
2239 |
|
2240 | var hasLocal;
|
2241 |
|
2242 | try {
|
2243 | localStorage.setItem('_pouch_check_localstorage', 1);
|
2244 | hasLocal = !!localStorage.getItem('_pouch_check_localstorage');
|
2245 | } catch (e) {
|
2246 | hasLocal = false;
|
2247 | }
|
2248 |
|
2249 | function hasLocalStorage() {
|
2250 | return hasLocal;
|
2251 | }
|
2252 |
|
2253 |
|
2254 |
|
2255 | inherits(Changes, events.EventEmitter);
|
2256 |
|
2257 |
|
2258 | function attachBrowserEvents(self) {
|
2259 | if (hasLocalStorage()) {
|
2260 | addEventListener("storage", function (e) {
|
2261 | self.emit(e.key);
|
2262 | });
|
2263 | }
|
2264 | }
|
2265 |
|
2266 | function Changes() {
|
2267 | events.EventEmitter.call(this);
|
2268 | this._listeners = {};
|
2269 |
|
2270 | attachBrowserEvents(this);
|
2271 | }
|
2272 | Changes.prototype.addListener = function (dbName, id, db, opts) {
|
2273 |
|
2274 | if (this._listeners[id]) {
|
2275 | return;
|
2276 | }
|
2277 | var self = this;
|
2278 | var inprogress = false;
|
2279 | function eventFunction() {
|
2280 |
|
2281 | if (!self._listeners[id]) {
|
2282 | return;
|
2283 | }
|
2284 | if (inprogress) {
|
2285 | inprogress = 'waiting';
|
2286 | return;
|
2287 | }
|
2288 | inprogress = true;
|
2289 | var changesOpts = pick(opts, [
|
2290 | 'style', 'include_docs', 'attachments', 'conflicts', 'filter',
|
2291 | 'doc_ids', 'view', 'since', 'query_params', 'binary', 'return_docs'
|
2292 | ]);
|
2293 |
|
2294 |
|
2295 | function onError() {
|
2296 | inprogress = false;
|
2297 | }
|
2298 |
|
2299 | db.changes(changesOpts).on('change', function (c) {
|
2300 | if (c.seq > opts.since && !opts.cancelled) {
|
2301 | opts.since = c.seq;
|
2302 | opts.onChange(c);
|
2303 | }
|
2304 | }).on('complete', function () {
|
2305 | if (inprogress === 'waiting') {
|
2306 | immediate(eventFunction);
|
2307 | }
|
2308 | inprogress = false;
|
2309 | }).on('error', onError);
|
2310 | }
|
2311 | this._listeners[id] = eventFunction;
|
2312 | this.on(dbName, eventFunction);
|
2313 | };
|
2314 |
|
2315 | Changes.prototype.removeListener = function (dbName, id) {
|
2316 |
|
2317 | if (!(id in this._listeners)) {
|
2318 | return;
|
2319 | }
|
2320 | events.EventEmitter.prototype.removeListener.call(this, dbName,
|
2321 | this._listeners[id]);
|
2322 | delete this._listeners[id];
|
2323 | };
|
2324 |
|
2325 |
|
2326 |
|
2327 | Changes.prototype.notifyLocalWindows = function (dbName) {
|
2328 |
|
2329 |
|
2330 | if (hasLocalStorage()) {
|
2331 | localStorage[dbName] = (localStorage[dbName] === "a") ? "b" : "a";
|
2332 | }
|
2333 | };
|
2334 |
|
2335 | Changes.prototype.notify = function (dbName) {
|
2336 | this.emit(dbName);
|
2337 | this.notifyLocalWindows(dbName);
|
2338 | };
|
2339 |
|
2340 | function guardedConsole(method) {
|
2341 |
|
2342 | if (typeof console !== 'undefined' && typeof console[method] === 'function') {
|
2343 | var args = Array.prototype.slice.call(arguments, 1);
|
2344 | console[method].apply(console, args);
|
2345 | }
|
2346 | }
|
2347 |
|
2348 | function randomNumber(min, max) {
|
2349 | var maxTimeout = 600000;
|
2350 | min = parseInt(min, 10) || 0;
|
2351 | max = parseInt(max, 10);
|
2352 | if (max !== max || max <= min) {
|
2353 | max = (min || 1) << 1;
|
2354 | } else {
|
2355 | max = max + 1;
|
2356 | }
|
2357 |
|
2358 | if (max > maxTimeout) {
|
2359 | min = maxTimeout >> 1;
|
2360 | max = maxTimeout;
|
2361 | }
|
2362 | var ratio = Math.random();
|
2363 | var range = max - min;
|
2364 |
|
2365 | return ~~(range * ratio + min);
|
2366 | }
|
2367 |
|
2368 | function defaultBackOff(min) {
|
2369 | var max = 0;
|
2370 | if (!min) {
|
2371 | max = 2000;
|
2372 | }
|
2373 | return randomNumber(min, max);
|
2374 | }
|
2375 |
|
2376 |
|
2377 |
|
2378 | function explainError(status, str) {
|
2379 | guardedConsole('info', 'The above ' + status + ' is totally normal. ' + str);
|
2380 | }
|
2381 |
|
2382 | var assign;
|
2383 | {
|
2384 | if (typeof Object.assign === 'function') {
|
2385 | assign = Object.assign;
|
2386 | } else {
|
2387 |
|
2388 |
|
2389 | assign = function (target) {
|
2390 | var to = Object(target);
|
2391 |
|
2392 | for (var index = 1; index < arguments.length; index++) {
|
2393 | var nextSource = arguments[index];
|
2394 |
|
2395 | if (nextSource != null) {
|
2396 | for (var nextKey in nextSource) {
|
2397 |
|
2398 | if (Object.prototype.hasOwnProperty.call(nextSource, nextKey)) {
|
2399 | to[nextKey] = nextSource[nextKey];
|
2400 | }
|
2401 | }
|
2402 | }
|
2403 | }
|
2404 | return to;
|
2405 | };
|
2406 | }
|
2407 | }
|
2408 |
|
2409 | var $inject_Object_assign = assign;
|
2410 |
|
2411 | inherits(PouchError, Error);
|
2412 |
|
2413 | function PouchError(status, error, reason) {
|
2414 | Error.call(this, reason);
|
2415 | this.status = status;
|
2416 | this.name = error;
|
2417 | this.message = reason;
|
2418 | this.error = true;
|
2419 | }
|
2420 |
|
2421 | PouchError.prototype.toString = function () {
|
2422 | return JSON.stringify({
|
2423 | status: this.status,
|
2424 | name: this.name,
|
2425 | message: this.message,
|
2426 | reason: this.reason
|
2427 | });
|
2428 | };
|
2429 |
|
2430 | var UNAUTHORIZED = new PouchError(401, 'unauthorized', "Name or password is incorrect.");
|
2431 | var MISSING_BULK_DOCS = new PouchError(400, 'bad_request', "Missing JSON list of 'docs'");
|
2432 | var MISSING_DOC = new PouchError(404, 'not_found', 'missing');
|
2433 | var REV_CONFLICT = new PouchError(409, 'conflict', 'Document update conflict');
|
2434 | var INVALID_ID = new PouchError(400, 'bad_request', '_id field must contain a string');
|
2435 | var MISSING_ID = new PouchError(412, 'missing_id', '_id is required for puts');
|
2436 | var RESERVED_ID = new PouchError(400, 'bad_request', 'Only reserved document ids may start with underscore.');
|
2437 | var NOT_OPEN = new PouchError(412, 'precondition_failed', 'Database not open');
|
2438 | var UNKNOWN_ERROR = new PouchError(500, 'unknown_error', 'Database encountered an unknown error');
|
2439 | var BAD_ARG = new PouchError(500, 'badarg', 'Some query argument is invalid');
|
2440 | var INVALID_REQUEST = new PouchError(400, 'invalid_request', 'Request was invalid');
|
2441 | var QUERY_PARSE_ERROR = new PouchError(400, 'query_parse_error', 'Some query parameter is invalid');
|
2442 | var DOC_VALIDATION = new PouchError(500, 'doc_validation', 'Bad special document member');
|
2443 | var BAD_REQUEST = new PouchError(400, 'bad_request', 'Something wrong with the request');
|
2444 | var NOT_AN_OBJECT = new PouchError(400, 'bad_request', 'Document must be a JSON object');
|
2445 | var DB_MISSING = new PouchError(404, 'not_found', 'Database not found');
|
2446 | var IDB_ERROR = new PouchError(500, 'indexed_db_went_bad', 'unknown');
|
2447 | var WSQ_ERROR = new PouchError(500, 'web_sql_went_bad', 'unknown');
|
2448 | var LDB_ERROR = new PouchError(500, 'levelDB_went_went_bad', 'unknown');
|
2449 | var FORBIDDEN = new PouchError(403, 'forbidden', 'Forbidden by design doc validate_doc_update function');
|
2450 | var INVALID_REV = new PouchError(400, 'bad_request', 'Invalid rev format');
|
2451 | var FILE_EXISTS = new PouchError(412, 'file_exists', 'The database could not be created, the file already exists.');
|
2452 | var MISSING_STUB = new PouchError(412, 'missing_stub', 'A pre-existing attachment stub wasn\'t found');
|
2453 | var INVALID_URL = new PouchError(413, 'invalid_url', 'Provided URL is invalid');
|
2454 |
|
2455 | function createError(error, reason) {
|
2456 | function CustomPouchError(reason) {
|
2457 |
|
2458 |
|
2459 |
|
2460 | for (var p in error) {
|
2461 | if (typeof error[p] !== 'function') {
|
2462 | this[p] = error[p];
|
2463 | }
|
2464 | }
|
2465 |
|
2466 | if (reason !== undefined) {
|
2467 | this.reason = reason;
|
2468 | }
|
2469 | }
|
2470 | CustomPouchError.prototype = PouchError.prototype;
|
2471 | return new CustomPouchError(reason);
|
2472 | }
|
2473 |
|
2474 | function generateErrorFromResponse(err) {
|
2475 |
|
2476 | if (typeof err !== 'object') {
|
2477 | var data = err;
|
2478 | err = UNKNOWN_ERROR;
|
2479 | err.data = data;
|
2480 | }
|
2481 |
|
2482 | if ('error' in err && err.error === 'conflict') {
|
2483 | err.name = 'conflict';
|
2484 | err.status = 409;
|
2485 | }
|
2486 |
|
2487 | if (!('name' in err)) {
|
2488 | err.name = err.error || 'unknown';
|
2489 | }
|
2490 |
|
2491 | if (!('status' in err)) {
|
2492 | err.status = 500;
|
2493 | }
|
2494 |
|
2495 | if (!('message' in err)) {
|
2496 | err.message = err.message || err.reason;
|
2497 | }
|
2498 |
|
2499 | return err;
|
2500 | }
|
2501 |
|
2502 | function tryFilter(filter, doc, req) {
|
2503 | try {
|
2504 | return !filter(doc, req);
|
2505 | } catch (err) {
|
2506 | var msg = 'Filter function threw: ' + err.toString();
|
2507 | return createError(BAD_REQUEST, msg);
|
2508 | }
|
2509 | }
|
2510 |
|
2511 | function filterChange(opts) {
|
2512 | var req = {};
|
2513 | var hasFilter = opts.filter && typeof opts.filter === 'function';
|
2514 | req.query = opts.query_params;
|
2515 |
|
2516 | return function filter(change) {
|
2517 | if (!change.doc) {
|
2518 |
|
2519 |
|
2520 | change.doc = {};
|
2521 | }
|
2522 |
|
2523 | var filterReturn = hasFilter && tryFilter(opts.filter, change.doc, req);
|
2524 |
|
2525 | if (typeof filterReturn === 'object') {
|
2526 | return filterReturn;
|
2527 | }
|
2528 |
|
2529 | if (filterReturn) {
|
2530 | return false;
|
2531 | }
|
2532 |
|
2533 | if (!opts.include_docs) {
|
2534 | delete change.doc;
|
2535 | } else if (!opts.attachments) {
|
2536 | for (var att in change.doc._attachments) {
|
2537 |
|
2538 | if (change.doc._attachments.hasOwnProperty(att)) {
|
2539 | change.doc._attachments[att].stub = true;
|
2540 | }
|
2541 | }
|
2542 | }
|
2543 | return true;
|
2544 | };
|
2545 | }
|
2546 |
|
2547 | function flatten(arrs) {
|
2548 | var res = [];
|
2549 | for (var i = 0, len = arrs.length; i < len; i++) {
|
2550 | res = res.concat(arrs[i]);
|
2551 | }
|
2552 | return res;
|
2553 | }
|
2554 |
|
2555 |
|
2556 |
|
2557 |
|
2558 |
|
2559 |
|
2560 |
|
2561 |
|
2562 | function invalidIdError(id) {
|
2563 | var err;
|
2564 | if (!id) {
|
2565 | err = createError(MISSING_ID);
|
2566 | } else if (typeof id !== 'string') {
|
2567 | err = createError(INVALID_ID);
|
2568 | } else if (/^_/.test(id) && !(/^_(design|local)/).test(id)) {
|
2569 | err = createError(RESERVED_ID);
|
2570 | }
|
2571 | if (err) {
|
2572 | throw err;
|
2573 | }
|
2574 | }
|
2575 |
|
2576 |
|
2577 |
|
2578 | function isRemote(db) {
|
2579 | if (typeof db._remote === 'boolean') {
|
2580 | return db._remote;
|
2581 | }
|
2582 |
|
2583 | if (typeof db.type === 'function') {
|
2584 | guardedConsole('warn',
|
2585 | 'db.type() is deprecated and will be removed in ' +
|
2586 | 'a future version of PouchDB');
|
2587 | return db.type() === 'http';
|
2588 | }
|
2589 |
|
2590 | return false;
|
2591 | }
|
2592 |
|
2593 | function listenerCount(ee, type) {
|
2594 | return 'listenerCount' in ee ? ee.listenerCount(type) :
|
2595 | events.EventEmitter.listenerCount(ee, type);
|
2596 | }
|
2597 |
|
2598 | function parseDesignDocFunctionName(s) {
|
2599 | if (!s) {
|
2600 | return null;
|
2601 | }
|
2602 | var parts = s.split('/');
|
2603 | if (parts.length === 2) {
|
2604 | return parts;
|
2605 | }
|
2606 | if (parts.length === 1) {
|
2607 | return [s, s];
|
2608 | }
|
2609 | return null;
|
2610 | }
|
2611 |
|
2612 | function normalizeDesignDocFunctionName(s) {
|
2613 | var normalized = parseDesignDocFunctionName(s);
|
2614 | return normalized ? normalized.join('/') : null;
|
2615 | }
|
2616 |
|
2617 |
|
2618 |
|
2619 |
|
2620 | var keys = ["source", "protocol", "authority", "userInfo", "user", "password",
|
2621 | "host", "port", "relative", "path", "directory", "file", "query", "anchor"];
|
2622 | var qName ="queryKey";
|
2623 | var qParser = /(?:^|&)([^&=]*)=?([^&]*)/g;
|
2624 |
|
2625 |
|
2626 |
|
2627 | var parser = /^(?:(?![^:@]+:[^:@\/]*@)([^:\/?#.]+):)?(?:\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?([^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/;
|
2628 |
|
2629 | function parseUri(str) {
|
2630 | var m = parser.exec(str);
|
2631 | var uri = {};
|
2632 | var i = 14;
|
2633 |
|
2634 | while (i--) {
|
2635 | var key = keys[i];
|
2636 | var value = m[i] || "";
|
2637 | var encoded = ['user', 'password'].indexOf(key) !== -1;
|
2638 | uri[key] = encoded ? decodeURIComponent(value) : value;
|
2639 | }
|
2640 |
|
2641 | uri[qName] = {};
|
2642 | uri[keys[12]].replace(qParser, function ($0, $1, $2) {
|
2643 | if ($1) {
|
2644 | uri[qName][$1] = $2;
|
2645 | }
|
2646 | });
|
2647 |
|
2648 | return uri;
|
2649 | }
|
2650 |
|
2651 |
|
2652 |
|
2653 |
|
2654 |
|
2655 | function scopeEval(source, scope) {
|
2656 | var keys = [];
|
2657 | var values = [];
|
2658 | for (var key in scope) {
|
2659 | if (scope.hasOwnProperty(key)) {
|
2660 | keys.push(key);
|
2661 | values.push(scope[key]);
|
2662 | }
|
2663 | }
|
2664 | keys.push(source);
|
2665 | return Function.apply(null, keys).apply(null, values);
|
2666 | }
|
2667 |
|
2668 |
|
2669 |
|
2670 |
|
2671 | function upsert(db, docId, diffFun) {
|
2672 | return new Promise(function (fulfill, reject) {
|
2673 | db.get(docId, function (err, doc) {
|
2674 | if (err) {
|
2675 |
|
2676 | if (err.status !== 404) {
|
2677 | return reject(err);
|
2678 | }
|
2679 | doc = {};
|
2680 | }
|
2681 |
|
2682 |
|
2683 | var docRev = doc._rev;
|
2684 | var newDoc = diffFun(doc);
|
2685 |
|
2686 | if (!newDoc) {
|
2687 |
|
2688 |
|
2689 | return fulfill({updated: false, rev: docRev});
|
2690 | }
|
2691 |
|
2692 |
|
2693 |
|
2694 | newDoc._id = docId;
|
2695 | newDoc._rev = docRev;
|
2696 | fulfill(tryAndPut(db, newDoc, diffFun));
|
2697 | });
|
2698 | });
|
2699 | }
|
2700 |
|
2701 | function tryAndPut(db, doc, diffFun) {
|
2702 | return db.put(doc).then(function (res) {
|
2703 | return {
|
2704 | updated: true,
|
2705 | rev: res.rev
|
2706 | };
|
2707 | }, function (err) {
|
2708 |
|
2709 | if (err.status !== 409) {
|
2710 | throw err;
|
2711 | }
|
2712 | return upsert(db, doc._id, diffFun);
|
2713 | });
|
2714 | }
|
2715 |
|
2716 | var thisAtob = function (str) {
|
2717 | return atob(str);
|
2718 | };
|
2719 |
|
2720 | var thisBtoa = function (str) {
|
2721 | return btoa(str);
|
2722 | };
|
2723 |
|
2724 |
|
2725 |
|
2726 |
|
2727 | function createBlob(parts, properties) {
|
2728 |
|
2729 | parts = parts || [];
|
2730 | properties = properties || {};
|
2731 | try {
|
2732 | return new Blob(parts, properties);
|
2733 | } catch (e) {
|
2734 | if (e.name !== "TypeError") {
|
2735 | throw e;
|
2736 | }
|
2737 | var Builder = typeof BlobBuilder !== 'undefined' ? BlobBuilder :
|
2738 | typeof MSBlobBuilder !== 'undefined' ? MSBlobBuilder :
|
2739 | typeof MozBlobBuilder !== 'undefined' ? MozBlobBuilder :
|
2740 | WebKitBlobBuilder;
|
2741 | var builder = new Builder();
|
2742 | for (var i = 0; i < parts.length; i += 1) {
|
2743 | builder.append(parts[i]);
|
2744 | }
|
2745 | return builder.getBlob(properties.type);
|
2746 | }
|
2747 | }
|
2748 |
|
2749 |
|
2750 |
|
2751 | function binaryStringToArrayBuffer(bin) {
|
2752 | var length = bin.length;
|
2753 | var buf = new ArrayBuffer(length);
|
2754 | var arr = new Uint8Array(buf);
|
2755 | for (var i = 0; i < length; i++) {
|
2756 | arr[i] = bin.charCodeAt(i);
|
2757 | }
|
2758 | return buf;
|
2759 | }
|
2760 |
|
2761 | function binStringToBluffer(binString, type) {
|
2762 | return createBlob([binaryStringToArrayBuffer(binString)], {type: type});
|
2763 | }
|
2764 |
|
2765 | function b64ToBluffer(b64, type) {
|
2766 | return binStringToBluffer(thisAtob(b64), type);
|
2767 | }
|
2768 |
|
2769 |
|
2770 |
|
2771 |
|
2772 | function arrayBufferToBinaryString(buffer) {
|
2773 | var binary = '';
|
2774 | var bytes = new Uint8Array(buffer);
|
2775 | var length = bytes.byteLength;
|
2776 | for (var i = 0; i < length; i++) {
|
2777 | binary += String.fromCharCode(bytes[i]);
|
2778 | }
|
2779 | return binary;
|
2780 | }
|
2781 |
|
2782 |
|
2783 | function readAsBinaryString(blob, callback) {
|
2784 | var reader = new FileReader();
|
2785 | var hasBinaryString = typeof reader.readAsBinaryString === 'function';
|
2786 | reader.onloadend = function (e) {
|
2787 | var result = e.target.result || '';
|
2788 | if (hasBinaryString) {
|
2789 | return callback(result);
|
2790 | }
|
2791 | callback(arrayBufferToBinaryString(result));
|
2792 | };
|
2793 | if (hasBinaryString) {
|
2794 | reader.readAsBinaryString(blob);
|
2795 | } else {
|
2796 | reader.readAsArrayBuffer(blob);
|
2797 | }
|
2798 | }
|
2799 |
|
2800 | function blobToBinaryString(blobOrBuffer, callback) {
|
2801 | readAsBinaryString(blobOrBuffer, function (bin) {
|
2802 | callback(bin);
|
2803 | });
|
2804 | }
|
2805 |
|
2806 | function blobToBase64(blobOrBuffer, callback) {
|
2807 | blobToBinaryString(blobOrBuffer, function (base64) {
|
2808 | callback(thisBtoa(base64));
|
2809 | });
|
2810 | }
|
2811 |
|
2812 |
|
2813 | function readAsArrayBuffer(blob, callback) {
|
2814 | var reader = new FileReader();
|
2815 | reader.onloadend = function (e) {
|
2816 | var result = e.target.result || new ArrayBuffer(0);
|
2817 | callback(result);
|
2818 | };
|
2819 | reader.readAsArrayBuffer(blob);
|
2820 | }
|
2821 |
|
2822 |
|
2823 |
|
2824 | var setImmediateShim = global.setImmediate || global.setTimeout;
|
2825 | var MD5_CHUNK_SIZE = 32768;
|
2826 |
|
2827 | function rawToBase64(raw) {
|
2828 | return thisBtoa(raw);
|
2829 | }
|
2830 |
|
2831 | function sliceBlob(blob, start, end) {
|
2832 | if (blob.webkitSlice) {
|
2833 | return blob.webkitSlice(start, end);
|
2834 | }
|
2835 | return blob.slice(start, end);
|
2836 | }
|
2837 |
|
2838 | function appendBlob(buffer, blob, start, end, callback) {
|
2839 | if (start > 0 || end < blob.size) {
|
2840 |
|
2841 | blob = sliceBlob(blob, start, end);
|
2842 | }
|
2843 | readAsArrayBuffer(blob, function (arrayBuffer) {
|
2844 | buffer.append(arrayBuffer);
|
2845 | callback();
|
2846 | });
|
2847 | }
|
2848 |
|
2849 | function appendString(buffer, string, start, end, callback) {
|
2850 | if (start > 0 || end < string.length) {
|
2851 |
|
2852 | string = string.substring(start, end);
|
2853 | }
|
2854 | buffer.appendBinary(string);
|
2855 | callback();
|
2856 | }
|
2857 |
|
2858 | function binaryMd5(data, callback) {
|
2859 | var inputIsString = typeof data === 'string';
|
2860 | var len = inputIsString ? data.length : data.size;
|
2861 | var chunkSize = Math.min(MD5_CHUNK_SIZE, len);
|
2862 | var chunks = Math.ceil(len / chunkSize);
|
2863 | var currentChunk = 0;
|
2864 | var buffer = inputIsString ? new Md5() : new Md5.ArrayBuffer();
|
2865 |
|
2866 | var append = inputIsString ? appendString : appendBlob;
|
2867 |
|
2868 | function next() {
|
2869 | setImmediateShim(loadNextChunk);
|
2870 | }
|
2871 |
|
2872 | function done() {
|
2873 | var raw = buffer.end(true);
|
2874 | var base64 = rawToBase64(raw);
|
2875 | callback(base64);
|
2876 | buffer.destroy();
|
2877 | }
|
2878 |
|
2879 | function loadNextChunk() {
|
2880 | var start = currentChunk * chunkSize;
|
2881 | var end = start + chunkSize;
|
2882 | currentChunk++;
|
2883 | if (currentChunk < chunks) {
|
2884 | append(buffer, data, start, end, next);
|
2885 | } else {
|
2886 | append(buffer, data, start, end, done);
|
2887 | }
|
2888 | }
|
2889 | loadNextChunk();
|
2890 | }
|
2891 |
|
2892 | function stringMd5(string) {
|
2893 | return Md5.hash(string);
|
2894 | }
|
2895 |
|
2896 | function rev(doc, deterministic_revs) {
|
2897 | var clonedDoc = clone(doc);
|
2898 | if (!deterministic_revs) {
|
2899 | return uuidV4.v4().replace(/-/g, '').toLowerCase();
|
2900 | }
|
2901 |
|
2902 | delete clonedDoc._rev_tree;
|
2903 | return stringMd5(JSON.stringify(clonedDoc));
|
2904 | }
|
2905 |
|
2906 | var uuid = uuidV4.v4;
|
2907 |
|
2908 |
|
2909 |
|
2910 |
|
2911 |
|
2912 |
|
2913 | function winningRev(metadata) {
|
2914 | var winningId;
|
2915 | var winningPos;
|
2916 | var winningDeleted;
|
2917 | var toVisit = metadata.rev_tree.slice();
|
2918 | var node;
|
2919 | while ((node = toVisit.pop())) {
|
2920 | var tree = node.ids;
|
2921 | var branches = tree[2];
|
2922 | var pos = node.pos;
|
2923 | if (branches.length) {
|
2924 | for (var i = 0, len = branches.length; i < len; i++) {
|
2925 | toVisit.push({pos: pos + 1, ids: branches[i]});
|
2926 | }
|
2927 | continue;
|
2928 | }
|
2929 | var deleted = !!tree[1].deleted;
|
2930 | var id = tree[0];
|
2931 |
|
2932 | if (!winningId || (winningDeleted !== deleted ? winningDeleted :
|
2933 | winningPos !== pos ? winningPos < pos : winningId < id)) {
|
2934 | winningId = id;
|
2935 | winningPos = pos;
|
2936 | winningDeleted = deleted;
|
2937 | }
|
2938 | }
|
2939 |
|
2940 | return winningPos + '-' + winningId;
|
2941 | }
|
2942 |
|
2943 |
|
2944 |
|
2945 |
|
2946 |
|
2947 | function traverseRevTree(revs, callback) {
|
2948 | var toVisit = revs.slice();
|
2949 |
|
2950 | var node;
|
2951 | while ((node = toVisit.pop())) {
|
2952 | var pos = node.pos;
|
2953 | var tree = node.ids;
|
2954 | var branches = tree[2];
|
2955 | var newCtx =
|
2956 | callback(branches.length === 0, pos, tree[0], node.ctx, tree[1]);
|
2957 | for (var i = 0, len = branches.length; i < len; i++) {
|
2958 | toVisit.push({pos: pos + 1, ids: branches[i], ctx: newCtx});
|
2959 | }
|
2960 | }
|
2961 | }
|
2962 |
|
2963 | function sortByPos(a, b) {
|
2964 | return a.pos - b.pos;
|
2965 | }
|
2966 |
|
2967 | function collectLeaves(revs) {
|
2968 | var leaves = [];
|
2969 | traverseRevTree(revs, function (isLeaf, pos, id, acc, opts) {
|
2970 | if (isLeaf) {
|
2971 | leaves.push({rev: pos + "-" + id, pos: pos, opts: opts});
|
2972 | }
|
2973 | });
|
2974 | leaves.sort(sortByPos).reverse();
|
2975 | for (var i = 0, len = leaves.length; i < len; i++) {
|
2976 | delete leaves[i].pos;
|
2977 | }
|
2978 | return leaves;
|
2979 | }
|
2980 |
|
2981 |
|
2982 |
|
2983 |
|
2984 | function collectConflicts(metadata) {
|
2985 | var win = winningRev(metadata);
|
2986 | var leaves = collectLeaves(metadata.rev_tree);
|
2987 | var conflicts = [];
|
2988 | for (var i = 0, len = leaves.length; i < len; i++) {
|
2989 | var leaf = leaves[i];
|
2990 | if (leaf.rev !== win && !leaf.opts.deleted) {
|
2991 | conflicts.push(leaf.rev);
|
2992 | }
|
2993 | }
|
2994 | return conflicts;
|
2995 | }
|
2996 |
|
2997 |
|
2998 | function rootToLeaf(revs) {
|
2999 | var paths = [];
|
3000 | var toVisit = revs.slice();
|
3001 | var node;
|
3002 | while ((node = toVisit.pop())) {
|
3003 | var pos = node.pos;
|
3004 | var tree = node.ids;
|
3005 | var id = tree[0];
|
3006 | var opts = tree[1];
|
3007 | var branches = tree[2];
|
3008 | var isLeaf = branches.length === 0;
|
3009 |
|
3010 | var history = node.history ? node.history.slice() : [];
|
3011 | history.push({id: id, opts: opts});
|
3012 | if (isLeaf) {
|
3013 | paths.push({pos: (pos + 1 - history.length), ids: history});
|
3014 | }
|
3015 | for (var i = 0, len = branches.length; i < len; i++) {
|
3016 | toVisit.push({pos: pos + 1, ids: branches[i], history: history});
|
3017 | }
|
3018 | }
|
3019 | return paths.reverse();
|
3020 | }
|
3021 |
|
3022 |
|
3023 |
|
3024 | function sortByPos$1(a, b) {
|
3025 | return a.pos - b.pos;
|
3026 | }
|
3027 |
|
3028 |
|
3029 | function binarySearch(arr, item, comparator) {
|
3030 | var low = 0;
|
3031 | var high = arr.length;
|
3032 | var mid;
|
3033 | while (low < high) {
|
3034 | mid = (low + high) >>> 1;
|
3035 | if (comparator(arr[mid], item) < 0) {
|
3036 | low = mid + 1;
|
3037 | } else {
|
3038 | high = mid;
|
3039 | }
|
3040 | }
|
3041 | return low;
|
3042 | }
|
3043 |
|
3044 |
|
3045 | function insertSorted(arr, item, comparator) {
|
3046 | var idx = binarySearch(arr, item, comparator);
|
3047 | arr.splice(idx, 0, item);
|
3048 | }
|
3049 |
|
3050 |
|
3051 |
|
3052 |
|
3053 | function pathToTree(path, numStemmed) {
|
3054 | var root;
|
3055 | var leaf;
|
3056 | for (var i = numStemmed, len = path.length; i < len; i++) {
|
3057 | var node = path[i];
|
3058 | var currentLeaf = [node.id, node.opts, []];
|
3059 | if (leaf) {
|
3060 | leaf[2].push(currentLeaf);
|
3061 | leaf = currentLeaf;
|
3062 | } else {
|
3063 | root = leaf = currentLeaf;
|
3064 | }
|
3065 | }
|
3066 | return root;
|
3067 | }
|
3068 |
|
3069 |
|
3070 | function compareTree(a, b) {
|
3071 | return a[0] < b[0] ? -1 : 1;
|
3072 | }
|
3073 |
|
3074 |
|
3075 |
|
3076 | function mergeTree(in_tree1, in_tree2) {
|
3077 | var queue = [{tree1: in_tree1, tree2: in_tree2}];
|
3078 | var conflicts = false;
|
3079 | while (queue.length > 0) {
|
3080 | var item = queue.pop();
|
3081 | var tree1 = item.tree1;
|
3082 | var tree2 = item.tree2;
|
3083 |
|
3084 | if (tree1[1].status || tree2[1].status) {
|
3085 | tree1[1].status =
|
3086 | (tree1[1].status === 'available' ||
|
3087 | tree2[1].status === 'available') ? 'available' : 'missing';
|
3088 | }
|
3089 |
|
3090 | for (var i = 0; i < tree2[2].length; i++) {
|
3091 | if (!tree1[2][0]) {
|
3092 | conflicts = 'new_leaf';
|
3093 | tree1[2][0] = tree2[2][i];
|
3094 | continue;
|
3095 | }
|
3096 |
|
3097 | var merged = false;
|
3098 | for (var j = 0; j < tree1[2].length; j++) {
|
3099 | if (tree1[2][j][0] === tree2[2][i][0]) {
|
3100 | queue.push({tree1: tree1[2][j], tree2: tree2[2][i]});
|
3101 | merged = true;
|
3102 | }
|
3103 | }
|
3104 | if (!merged) {
|
3105 | conflicts = 'new_branch';
|
3106 | insertSorted(tree1[2], tree2[2][i], compareTree);
|
3107 | }
|
3108 | }
|
3109 | }
|
3110 | return {conflicts: conflicts, tree: in_tree1};
|
3111 | }
|
3112 |
|
3113 | function doMerge(tree, path, dontExpand) {
|
3114 | var restree = [];
|
3115 | var conflicts = false;
|
3116 | var merged = false;
|
3117 | var res;
|
3118 |
|
3119 | if (!tree.length) {
|
3120 | return {tree: [path], conflicts: 'new_leaf'};
|
3121 | }
|
3122 |
|
3123 | for (var i = 0, len = tree.length; i < len; i++) {
|
3124 | var branch = tree[i];
|
3125 | if (branch.pos === path.pos && branch.ids[0] === path.ids[0]) {
|
3126 |
|
3127 |
|
3128 | res = mergeTree(branch.ids, path.ids);
|
3129 | restree.push({pos: branch.pos, ids: res.tree});
|
3130 | conflicts = conflicts || res.conflicts;
|
3131 | merged = true;
|
3132 | } else if (dontExpand !== true) {
|
3133 |
|
3134 |
|
3135 |
|
3136 |
|
3137 |
|
3138 | var t1 = branch.pos < path.pos ? branch : path;
|
3139 | var t2 = branch.pos < path.pos ? path : branch;
|
3140 | var diff = t2.pos - t1.pos;
|
3141 |
|
3142 | var candidateParents = [];
|
3143 |
|
3144 | var trees = [];
|
3145 | trees.push({ids: t1.ids, diff: diff, parent: null, parentIdx: null});
|
3146 | while (trees.length > 0) {
|
3147 | var item = trees.pop();
|
3148 | if (item.diff === 0) {
|
3149 | if (item.ids[0] === t2.ids[0]) {
|
3150 | candidateParents.push(item);
|
3151 | }
|
3152 | continue;
|
3153 | }
|
3154 | var elements = item.ids[2];
|
3155 | for (var j = 0, elementsLen = elements.length; j < elementsLen; j++) {
|
3156 | trees.push({
|
3157 | ids: elements[j],
|
3158 | diff: item.diff - 1,
|
3159 | parent: item.ids,
|
3160 | parentIdx: j
|
3161 | });
|
3162 | }
|
3163 | }
|
3164 |
|
3165 | var el = candidateParents[0];
|
3166 |
|
3167 | if (!el) {
|
3168 | restree.push(branch);
|
3169 | } else {
|
3170 | res = mergeTree(el.ids, t2.ids);
|
3171 | el.parent[2][el.parentIdx] = res.tree;
|
3172 | restree.push({pos: t1.pos, ids: t1.ids});
|
3173 | conflicts = conflicts || res.conflicts;
|
3174 | merged = true;
|
3175 | }
|
3176 | } else {
|
3177 | restree.push(branch);
|
3178 | }
|
3179 | }
|
3180 |
|
3181 |
|
3182 | if (!merged) {
|
3183 | restree.push(path);
|
3184 | }
|
3185 |
|
3186 | restree.sort(sortByPos$1);
|
3187 |
|
3188 | return {
|
3189 | tree: restree,
|
3190 | conflicts: conflicts || 'internal_node'
|
3191 | };
|
3192 | }
|
3193 |
|
3194 |
|
3195 | function stem(tree, depth) {
|
3196 |
|
3197 | var paths = rootToLeaf(tree);
|
3198 | var stemmedRevs;
|
3199 |
|
3200 | var result;
|
3201 | for (var i = 0, len = paths.length; i < len; i++) {
|
3202 |
|
3203 |
|
3204 | var path = paths[i];
|
3205 | var stemmed = path.ids;
|
3206 | var node;
|
3207 | if (stemmed.length > depth) {
|
3208 |
|
3209 | if (!stemmedRevs) {
|
3210 | stemmedRevs = {};
|
3211 | }
|
3212 | var numStemmed = stemmed.length - depth;
|
3213 | node = {
|
3214 | pos: path.pos + numStemmed,
|
3215 | ids: pathToTree(stemmed, numStemmed)
|
3216 | };
|
3217 |
|
3218 | for (var s = 0; s < numStemmed; s++) {
|
3219 | var rev = (path.pos + s) + '-' + stemmed[s].id;
|
3220 | stemmedRevs[rev] = true;
|
3221 | }
|
3222 | } else {
|
3223 | node = {
|
3224 | pos: path.pos,
|
3225 | ids: pathToTree(stemmed, 0)
|
3226 | };
|
3227 | }
|
3228 |
|
3229 |
|
3230 |
|
3231 | if (result) {
|
3232 | result = doMerge(result, node, true).tree;
|
3233 | } else {
|
3234 | result = [node];
|
3235 | }
|
3236 | }
|
3237 |
|
3238 |
|
3239 | if (stemmedRevs) {
|
3240 | traverseRevTree(result, function (isLeaf, pos, revHash) {
|
3241 |
|
3242 | delete stemmedRevs[pos + '-' + revHash];
|
3243 | });
|
3244 | }
|
3245 |
|
3246 | return {
|
3247 | tree: result,
|
3248 | revs: stemmedRevs ? Object.keys(stemmedRevs) : []
|
3249 | };
|
3250 | }
|
3251 |
|
3252 | function merge(tree, path, depth) {
|
3253 | var newTree = doMerge(tree, path);
|
3254 | var stemmed = stem(newTree.tree, depth);
|
3255 | return {
|
3256 | tree: stemmed.tree,
|
3257 | stemmedRevs: stemmed.revs,
|
3258 | conflicts: newTree.conflicts
|
3259 | };
|
3260 | }
|
3261 |
|
3262 |
|
3263 |
|
3264 | function getTrees(node) {
|
3265 | return node.ids;
|
3266 | }
|
3267 |
|
3268 |
|
3269 |
|
3270 |
|
3271 | function isDeleted(metadata, rev) {
|
3272 | if (!rev) {
|
3273 | rev = winningRev(metadata);
|
3274 | }
|
3275 | var id = rev.substring(rev.indexOf('-') + 1);
|
3276 | var toVisit = metadata.rev_tree.map(getTrees);
|
3277 |
|
3278 | var tree;
|
3279 | while ((tree = toVisit.pop())) {
|
3280 | if (tree[0] === id) {
|
3281 | return !!tree[1].deleted;
|
3282 | }
|
3283 | toVisit = toVisit.concat(tree[2]);
|
3284 | }
|
3285 | }
|
3286 |
|
3287 | function isLocalId(id) {
|
3288 | return (/^_local/).test(id);
|
3289 | }
|
3290 |
|
3291 |
|
3292 | function latest(rev, metadata) {
|
3293 | var toVisit = metadata.rev_tree.slice();
|
3294 | var node;
|
3295 | while ((node = toVisit.pop())) {
|
3296 | var pos = node.pos;
|
3297 | var tree = node.ids;
|
3298 | var id = tree[0];
|
3299 | var opts = tree[1];
|
3300 | var branches = tree[2];
|
3301 | var isLeaf = branches.length === 0;
|
3302 |
|
3303 | var history = node.history ? node.history.slice() : [];
|
3304 | history.push({id: id, pos: pos, opts: opts});
|
3305 |
|
3306 | if (isLeaf) {
|
3307 | for (var i = 0, len = history.length; i < len; i++) {
|
3308 | var historyNode = history[i];
|
3309 | var historyRev = historyNode.pos + '-' + historyNode.id;
|
3310 |
|
3311 | if (historyRev === rev) {
|
3312 |
|
3313 | return pos + '-' + id;
|
3314 | }
|
3315 | }
|
3316 | }
|
3317 |
|
3318 | for (var j = 0, l = branches.length; j < l; j++) {
|
3319 | toVisit.push({pos: pos + 1, ids: branches[j], history: history});
|
3320 | }
|
3321 | }
|
3322 |
|
3323 |
|
3324 | throw new Error('Unable to resolve latest revision for id ' + metadata.id + ', rev ' + rev);
|
3325 | }
|
3326 |
|
3327 | inherits(Changes$1, events.EventEmitter);
|
3328 |
|
3329 | function tryCatchInChangeListener(self, change, pending, lastSeq) {
|
3330 |
|
3331 | try {
|
3332 | self.emit('change', change, pending, lastSeq);
|
3333 | } catch (e) {
|
3334 | guardedConsole('error', 'Error in .on("change", function):', e);
|
3335 | }
|
3336 | }
|
3337 |
|
3338 | function Changes$1(db, opts, callback) {
|
3339 | events.EventEmitter.call(this);
|
3340 | var self = this;
|
3341 | this.db = db;
|
3342 | opts = opts ? clone(opts) : {};
|
3343 | var complete = opts.complete = once(function (err, resp) {
|
3344 | if (err) {
|
3345 | if (listenerCount(self, 'error') > 0) {
|
3346 | self.emit('error', err);
|
3347 | }
|
3348 | } else {
|
3349 | self.emit('complete', resp);
|
3350 | }
|
3351 | self.removeAllListeners();
|
3352 | db.removeListener('destroyed', onDestroy);
|
3353 | });
|
3354 | if (callback) {
|
3355 | self.on('complete', function (resp) {
|
3356 | callback(null, resp);
|
3357 | });
|
3358 | self.on('error', callback);
|
3359 | }
|
3360 | function onDestroy() {
|
3361 | self.cancel();
|
3362 | }
|
3363 | db.once('destroyed', onDestroy);
|
3364 |
|
3365 | opts.onChange = function (change, pending, lastSeq) {
|
3366 |
|
3367 | if (self.isCancelled) {
|
3368 | return;
|
3369 | }
|
3370 | tryCatchInChangeListener(self, change, pending, lastSeq);
|
3371 | };
|
3372 |
|
3373 | var promise = new Promise(function (fulfill, reject) {
|
3374 | opts.complete = function (err, res) {
|
3375 | if (err) {
|
3376 | reject(err);
|
3377 | } else {
|
3378 | fulfill(res);
|
3379 | }
|
3380 | };
|
3381 | });
|
3382 | self.once('cancel', function () {
|
3383 | db.removeListener('destroyed', onDestroy);
|
3384 | opts.complete(null, {status: 'cancelled'});
|
3385 | });
|
3386 | this.then = promise.then.bind(promise);
|
3387 | this['catch'] = promise['catch'].bind(promise);
|
3388 | this.then(function (result) {
|
3389 | complete(null, result);
|
3390 | }, complete);
|
3391 |
|
3392 |
|
3393 |
|
3394 | if (!db.taskqueue.isReady) {
|
3395 | db.taskqueue.addTask(function (failed) {
|
3396 | if (failed) {
|
3397 | opts.complete(failed);
|
3398 | } else if (self.isCancelled) {
|
3399 | self.emit('cancel');
|
3400 | } else {
|
3401 | self.validateChanges(opts);
|
3402 | }
|
3403 | });
|
3404 | } else {
|
3405 | self.validateChanges(opts);
|
3406 | }
|
3407 | }
|
3408 | Changes$1.prototype.cancel = function () {
|
3409 | this.isCancelled = true;
|
3410 | if (this.db.taskqueue.isReady) {
|
3411 | this.emit('cancel');
|
3412 | }
|
3413 | };
|
3414 | function processChange(doc, metadata, opts) {
|
3415 | var changeList = [{rev: doc._rev}];
|
3416 | if (opts.style === 'all_docs') {
|
3417 | changeList = collectLeaves(metadata.rev_tree)
|
3418 | .map(function (x) { return {rev: x.rev}; });
|
3419 | }
|
3420 | var change = {
|
3421 | id: metadata.id,
|
3422 | changes: changeList,
|
3423 | doc: doc
|
3424 | };
|
3425 |
|
3426 | if (isDeleted(metadata, doc._rev)) {
|
3427 | change.deleted = true;
|
3428 | }
|
3429 | if (opts.conflicts) {
|
3430 | change.doc._conflicts = collectConflicts(metadata);
|
3431 | if (!change.doc._conflicts.length) {
|
3432 | delete change.doc._conflicts;
|
3433 | }
|
3434 | }
|
3435 | return change;
|
3436 | }
|
3437 |
|
3438 | Changes$1.prototype.validateChanges = function (opts) {
|
3439 | var callback = opts.complete;
|
3440 | var self = this;
|
3441 |
|
3442 |
|
3443 | if (PouchDB._changesFilterPlugin) {
|
3444 | PouchDB._changesFilterPlugin.validate(opts, function (err) {
|
3445 | if (err) {
|
3446 | return callback(err);
|
3447 | }
|
3448 | self.doChanges(opts);
|
3449 | });
|
3450 | } else {
|
3451 | self.doChanges(opts);
|
3452 | }
|
3453 | };
|
3454 |
|
3455 | Changes$1.prototype.doChanges = function (opts) {
|
3456 | var self = this;
|
3457 | var callback = opts.complete;
|
3458 |
|
3459 | opts = clone(opts);
|
3460 | if ('live' in opts && !('continuous' in opts)) {
|
3461 | opts.continuous = opts.live;
|
3462 | }
|
3463 | opts.processChange = processChange;
|
3464 |
|
3465 | if (opts.since === 'latest') {
|
3466 | opts.since = 'now';
|
3467 | }
|
3468 | if (!opts.since) {
|
3469 | opts.since = 0;
|
3470 | }
|
3471 | if (opts.since === 'now') {
|
3472 | this.db.info().then(function (info) {
|
3473 |
|
3474 | if (self.isCancelled) {
|
3475 | callback(null, {status: 'cancelled'});
|
3476 | return;
|
3477 | }
|
3478 | opts.since = info.update_seq;
|
3479 | self.doChanges(opts);
|
3480 | }, callback);
|
3481 | return;
|
3482 | }
|
3483 |
|
3484 |
|
3485 | if (PouchDB._changesFilterPlugin) {
|
3486 | PouchDB._changesFilterPlugin.normalize(opts);
|
3487 | if (PouchDB._changesFilterPlugin.shouldFilter(this, opts)) {
|
3488 | return PouchDB._changesFilterPlugin.filter(this, opts);
|
3489 | }
|
3490 | } else {
|
3491 | ['doc_ids', 'filter', 'selector', 'view'].forEach(function (key) {
|
3492 | if (key in opts) {
|
3493 | guardedConsole('warn',
|
3494 | 'The "' + key + '" option was passed in to changes/replicate, ' +
|
3495 | 'but pouchdb-changes-filter plugin is not installed, so it ' +
|
3496 | 'was ignored. Please install the plugin to enable filtering.'
|
3497 | );
|
3498 | }
|
3499 | });
|
3500 | }
|
3501 |
|
3502 | if (!('descending' in opts)) {
|
3503 | opts.descending = false;
|
3504 | }
|
3505 |
|
3506 |
|
3507 | opts.limit = opts.limit === 0 ? 1 : opts.limit;
|
3508 | opts.complete = callback;
|
3509 | var newPromise = this.db._changes(opts);
|
3510 |
|
3511 | if (newPromise && typeof newPromise.cancel === 'function') {
|
3512 | var cancel = self.cancel;
|
3513 | self.cancel = getArguments(function (args) {
|
3514 | newPromise.cancel();
|
3515 | cancel.apply(this, args);
|
3516 | });
|
3517 | }
|
3518 | };
|
3519 |
|
3520 |
|
3521 |
|
3522 |
|
3523 |
|
3524 | function compare(left, right) {
|
3525 | return left < right ? -1 : left > right ? 1 : 0;
|
3526 | }
|
3527 |
|
3528 |
|
3529 |
|
3530 | function yankError(callback, docId) {
|
3531 | return function (err, results) {
|
3532 | if (err || (results[0] && results[0].error)) {
|
3533 | err = err || results[0];
|
3534 | err.docId = docId;
|
3535 | callback(err);
|
3536 | } else {
|
3537 | callback(null, results.length ? results[0] : results);
|
3538 | }
|
3539 | };
|
3540 | }
|
3541 |
|
3542 |
|
3543 | function cleanDocs(docs) {
|
3544 | for (var i = 0; i < docs.length; i++) {
|
3545 | var doc = docs[i];
|
3546 | if (doc._deleted) {
|
3547 | delete doc._attachments;
|
3548 | } else if (doc._attachments) {
|
3549 |
|
3550 | var atts = Object.keys(doc._attachments);
|
3551 | for (var j = 0; j < atts.length; j++) {
|
3552 | var att = atts[j];
|
3553 | doc._attachments[att] = pick(doc._attachments[att],
|
3554 | ['data', 'digest', 'content_type', 'length', 'revpos', 'stub']);
|
3555 | }
|
3556 | }
|
3557 | }
|
3558 | }
|
3559 |
|
3560 |
|
3561 | function compareByIdThenRev(a, b) {
|
3562 | var idCompare = compare(a._id, b._id);
|
3563 | if (idCompare !== 0) {
|
3564 | return idCompare;
|
3565 | }
|
3566 | var aStart = a._revisions ? a._revisions.start : 0;
|
3567 | var bStart = b._revisions ? b._revisions.start : 0;
|
3568 | return compare(aStart, bStart);
|
3569 | }
|
3570 |
|
3571 |
|
3572 |
|
3573 | function computeHeight(revs) {
|
3574 | var height = {};
|
3575 | var edges = [];
|
3576 | traverseRevTree(revs, function (isLeaf, pos, id, prnt) {
|
3577 | var rev$$1 = pos + "-" + id;
|
3578 | if (isLeaf) {
|
3579 | height[rev$$1] = 0;
|
3580 | }
|
3581 | if (prnt !== undefined) {
|
3582 | edges.push({from: prnt, to: rev$$1});
|
3583 | }
|
3584 | return rev$$1;
|
3585 | });
|
3586 |
|
3587 | edges.reverse();
|
3588 | edges.forEach(function (edge) {
|
3589 | if (height[edge.from] === undefined) {
|
3590 | height[edge.from] = 1 + height[edge.to];
|
3591 | } else {
|
3592 | height[edge.from] = Math.min(height[edge.from], 1 + height[edge.to]);
|
3593 | }
|
3594 | });
|
3595 | return height;
|
3596 | }
|
3597 |
|
3598 | function allDocsKeysParse(opts) {
|
3599 | var keys = ('limit' in opts) ?
|
3600 | opts.keys.slice(opts.skip, opts.limit + opts.skip) :
|
3601 | (opts.skip > 0) ? opts.keys.slice(opts.skip) : opts.keys;
|
3602 | opts.keys = keys;
|
3603 | opts.skip = 0;
|
3604 | delete opts.limit;
|
3605 | if (opts.descending) {
|
3606 | keys.reverse();
|
3607 | opts.descending = false;
|
3608 | }
|
3609 | }
|
3610 |
|
3611 |
|
3612 |
|
3613 | function doNextCompaction(self) {
|
3614 | var task = self._compactionQueue[0];
|
3615 | var opts = task.opts;
|
3616 | var callback = task.callback;
|
3617 | self.get('_local/compaction')["catch"](function () {
|
3618 | return false;
|
3619 | }).then(function (doc) {
|
3620 | if (doc && doc.last_seq) {
|
3621 | opts.last_seq = doc.last_seq;
|
3622 | }
|
3623 | self._compact(opts, function (err, res) {
|
3624 |
|
3625 | if (err) {
|
3626 | callback(err);
|
3627 | } else {
|
3628 | callback(null, res);
|
3629 | }
|
3630 | immediate(function () {
|
3631 | self._compactionQueue.shift();
|
3632 | if (self._compactionQueue.length) {
|
3633 | doNextCompaction(self);
|
3634 | }
|
3635 | });
|
3636 | });
|
3637 | });
|
3638 | }
|
3639 |
|
3640 | function attachmentNameError(name) {
|
3641 | if (name.charAt(0) === '_') {
|
3642 | return name + ' is not a valid attachment name, attachment ' +
|
3643 | 'names cannot start with \'_\'';
|
3644 | }
|
3645 | return false;
|
3646 | }
|
3647 |
|
3648 | inherits(AbstractPouchDB, events.EventEmitter);
|
3649 |
|
3650 | function AbstractPouchDB() {
|
3651 | events.EventEmitter.call(this);
|
3652 |
|
3653 |
|
3654 | for (var p in AbstractPouchDB.prototype) {
|
3655 | if (typeof this[p] === 'function') {
|
3656 | this[p] = this[p].bind(this);
|
3657 | }
|
3658 | }
|
3659 | }
|
3660 |
|
3661 | AbstractPouchDB.prototype.post =
|
3662 | adapterFun('post', function (doc, opts, callback) {
|
3663 | if (typeof opts === 'function') {
|
3664 | callback = opts;
|
3665 | opts = {};
|
3666 | }
|
3667 | if (typeof doc !== 'object' || Array.isArray(doc)) {
|
3668 | return callback(createError(NOT_AN_OBJECT));
|
3669 | }
|
3670 | this.bulkDocs({docs: [doc]}, opts, yankError(callback, doc._id));
|
3671 | });
|
3672 |
|
3673 | AbstractPouchDB.prototype.put = adapterFun('put', function (doc, opts, cb) {
|
3674 | if (typeof opts === 'function') {
|
3675 | cb = opts;
|
3676 | opts = {};
|
3677 | }
|
3678 | if (typeof doc !== 'object' || Array.isArray(doc)) {
|
3679 | return cb(createError(NOT_AN_OBJECT));
|
3680 | }
|
3681 | invalidIdError(doc._id);
|
3682 | if (isLocalId(doc._id) && typeof this._putLocal === 'function') {
|
3683 | if (doc._deleted) {
|
3684 | return this._removeLocal(doc, cb);
|
3685 | } else {
|
3686 | return this._putLocal(doc, cb);
|
3687 | }
|
3688 | }
|
3689 | var self = this;
|
3690 | if (opts.force && doc._rev) {
|
3691 | transformForceOptionToNewEditsOption();
|
3692 | putDoc(function (err) {
|
3693 | var result = err ? null : {ok: true, id: doc._id, rev: doc._rev};
|
3694 | cb(err, result);
|
3695 | });
|
3696 | } else {
|
3697 | putDoc(cb);
|
3698 | }
|
3699 |
|
3700 | function transformForceOptionToNewEditsOption() {
|
3701 | var parts = doc._rev.split('-');
|
3702 | var oldRevId = parts[1];
|
3703 | var oldRevNum = parseInt(parts[0], 10);
|
3704 |
|
3705 | var newRevNum = oldRevNum + 1;
|
3706 | var newRevId = rev();
|
3707 |
|
3708 | doc._revisions = {
|
3709 | start: newRevNum,
|
3710 | ids: [newRevId, oldRevId]
|
3711 | };
|
3712 | doc._rev = newRevNum + '-' + newRevId;
|
3713 | opts.new_edits = false;
|
3714 | }
|
3715 | function putDoc(next) {
|
3716 | if (typeof self._put === 'function' && opts.new_edits !== false) {
|
3717 | self._put(doc, opts, next);
|
3718 | } else {
|
3719 | self.bulkDocs({docs: [doc]}, opts, yankError(next, doc._id));
|
3720 | }
|
3721 | }
|
3722 | });
|
3723 |
|
3724 | AbstractPouchDB.prototype.putAttachment =
|
3725 | adapterFun('putAttachment', function (docId, attachmentId, rev$$1,
|
3726 | blob, type) {
|
3727 | var api = this;
|
3728 | if (typeof type === 'function') {
|
3729 | type = blob;
|
3730 | blob = rev$$1;
|
3731 | rev$$1 = null;
|
3732 | }
|
3733 |
|
3734 |
|
3735 | if (typeof type === 'undefined') {
|
3736 | type = blob;
|
3737 | blob = rev$$1;
|
3738 | rev$$1 = null;
|
3739 | }
|
3740 | if (!type) {
|
3741 | guardedConsole('warn', 'Attachment', attachmentId, 'on document', docId, 'is missing content_type');
|
3742 | }
|
3743 |
|
3744 | function createAttachment(doc) {
|
3745 | var prevrevpos = '_rev' in doc ? parseInt(doc._rev, 10) : 0;
|
3746 | doc._attachments = doc._attachments || {};
|
3747 | doc._attachments[attachmentId] = {
|
3748 | content_type: type,
|
3749 | data: blob,
|
3750 | revpos: ++prevrevpos
|
3751 | };
|
3752 | return api.put(doc);
|
3753 | }
|
3754 |
|
3755 | return api.get(docId).then(function (doc) {
|
3756 | if (doc._rev !== rev$$1) {
|
3757 | throw createError(REV_CONFLICT);
|
3758 | }
|
3759 |
|
3760 | return createAttachment(doc);
|
3761 | }, function (err) {
|
3762 |
|
3763 |
|
3764 | if (err.reason === MISSING_DOC.message) {
|
3765 | return createAttachment({_id: docId});
|
3766 | } else {
|
3767 | throw err;
|
3768 | }
|
3769 | });
|
3770 | });
|
3771 |
|
3772 | AbstractPouchDB.prototype.removeAttachment =
|
3773 | adapterFun('removeAttachment', function (docId, attachmentId, rev$$1,
|
3774 | callback) {
|
3775 | var self = this;
|
3776 | self.get(docId, function (err, obj) {
|
3777 |
|
3778 | if (err) {
|
3779 | callback(err);
|
3780 | return;
|
3781 | }
|
3782 | if (obj._rev !== rev$$1) {
|
3783 | callback(createError(REV_CONFLICT));
|
3784 | return;
|
3785 | }
|
3786 |
|
3787 | if (!obj._attachments) {
|
3788 | return callback();
|
3789 | }
|
3790 | delete obj._attachments[attachmentId];
|
3791 | if (Object.keys(obj._attachments).length === 0) {
|
3792 | delete obj._attachments;
|
3793 | }
|
3794 | self.put(obj, callback);
|
3795 | });
|
3796 | });
|
3797 |
|
3798 | AbstractPouchDB.prototype.remove =
|
3799 | adapterFun('remove', function (docOrId, optsOrRev, opts, callback) {
|
3800 | var doc;
|
3801 | if (typeof optsOrRev === 'string') {
|
3802 |
|
3803 | doc = {
|
3804 | _id: docOrId,
|
3805 | _rev: optsOrRev
|
3806 | };
|
3807 | if (typeof opts === 'function') {
|
3808 | callback = opts;
|
3809 | opts = {};
|
3810 | }
|
3811 | } else {
|
3812 |
|
3813 | doc = docOrId;
|
3814 | if (typeof optsOrRev === 'function') {
|
3815 | callback = optsOrRev;
|
3816 | opts = {};
|
3817 | } else {
|
3818 | callback = opts;
|
3819 | opts = optsOrRev;
|
3820 | }
|
3821 | }
|
3822 | opts = opts || {};
|
3823 | opts.was_delete = true;
|
3824 | var newDoc = {_id: doc._id, _rev: (doc._rev || opts.rev)};
|
3825 | newDoc._deleted = true;
|
3826 | if (isLocalId(newDoc._id) && typeof this._removeLocal === 'function') {
|
3827 | return this._removeLocal(doc, callback);
|
3828 | }
|
3829 | this.bulkDocs({docs: [newDoc]}, opts, yankError(callback, newDoc._id));
|
3830 | });
|
3831 |
|
3832 | AbstractPouchDB.prototype.revsDiff =
|
3833 | adapterFun('revsDiff', function (req, opts, callback) {
|
3834 | if (typeof opts === 'function') {
|
3835 | callback = opts;
|
3836 | opts = {};
|
3837 | }
|
3838 | var ids = Object.keys(req);
|
3839 |
|
3840 | if (!ids.length) {
|
3841 | return callback(null, {});
|
3842 | }
|
3843 |
|
3844 | var count = 0;
|
3845 | var missing = new ExportedMap();
|
3846 |
|
3847 | function addToMissing(id, revId) {
|
3848 | if (!missing.has(id)) {
|
3849 | missing.set(id, {missing: []});
|
3850 | }
|
3851 | missing.get(id).missing.push(revId);
|
3852 | }
|
3853 |
|
3854 | function processDoc(id, rev_tree) {
|
3855 |
|
3856 | var missingForId = req[id].slice(0);
|
3857 | traverseRevTree(rev_tree, function (isLeaf, pos, revHash, ctx,
|
3858 | opts) {
|
3859 | var rev$$1 = pos + '-' + revHash;
|
3860 | var idx = missingForId.indexOf(rev$$1);
|
3861 | if (idx === -1) {
|
3862 | return;
|
3863 | }
|
3864 |
|
3865 | missingForId.splice(idx, 1);
|
3866 |
|
3867 | if (opts.status !== 'available') {
|
3868 | addToMissing(id, rev$$1);
|
3869 | }
|
3870 | });
|
3871 |
|
3872 |
|
3873 |
|
3874 | missingForId.forEach(function (rev$$1) {
|
3875 | addToMissing(id, rev$$1);
|
3876 | });
|
3877 | }
|
3878 |
|
3879 | ids.map(function (id) {
|
3880 | this._getRevisionTree(id, function (err, rev_tree) {
|
3881 | if (err && err.status === 404 && err.message === 'missing') {
|
3882 | missing.set(id, {missing: req[id]});
|
3883 | } else if (err) {
|
3884 |
|
3885 | return callback(err);
|
3886 | } else {
|
3887 | processDoc(id, rev_tree);
|
3888 | }
|
3889 |
|
3890 | if (++count === ids.length) {
|
3891 |
|
3892 | var missingObj = {};
|
3893 | missing.forEach(function (value, key) {
|
3894 | missingObj[key] = value;
|
3895 | });
|
3896 | return callback(null, missingObj);
|
3897 | }
|
3898 | });
|
3899 | }, this);
|
3900 | });
|
3901 |
|
3902 |
|
3903 |
|
3904 |
|
3905 |
|
3906 |
|
3907 |
|
3908 |
|
3909 | AbstractPouchDB.prototype.bulkGet =
|
3910 | adapterFun('bulkGet', function (opts, callback) {
|
3911 | bulkGet(this, opts, callback);
|
3912 | });
|
3913 |
|
3914 |
|
3915 |
|
3916 |
|
3917 | AbstractPouchDB.prototype.compactDocument =
|
3918 | adapterFun('compactDocument', function (docId, maxHeight, callback) {
|
3919 | var self = this;
|
3920 | this._getRevisionTree(docId, function (err, revTree) {
|
3921 |
|
3922 | if (err) {
|
3923 | return callback(err);
|
3924 | }
|
3925 | var height = computeHeight(revTree);
|
3926 | var candidates = [];
|
3927 | var revs = [];
|
3928 | Object.keys(height).forEach(function (rev$$1) {
|
3929 | if (height[rev$$1] > maxHeight) {
|
3930 | candidates.push(rev$$1);
|
3931 | }
|
3932 | });
|
3933 |
|
3934 | traverseRevTree(revTree, function (isLeaf, pos, revHash, ctx, opts) {
|
3935 | var rev$$1 = pos + '-' + revHash;
|
3936 | if (opts.status === 'available' && candidates.indexOf(rev$$1) !== -1) {
|
3937 | revs.push(rev$$1);
|
3938 | }
|
3939 | });
|
3940 | self._doCompaction(docId, revs, callback);
|
3941 | });
|
3942 | });
|
3943 |
|
3944 |
|
3945 |
|
3946 | AbstractPouchDB.prototype.compact =
|
3947 | adapterFun('compact', function (opts, callback) {
|
3948 | if (typeof opts === 'function') {
|
3949 | callback = opts;
|
3950 | opts = {};
|
3951 | }
|
3952 |
|
3953 | var self = this;
|
3954 | opts = opts || {};
|
3955 |
|
3956 | self._compactionQueue = self._compactionQueue || [];
|
3957 | self._compactionQueue.push({opts: opts, callback: callback});
|
3958 | if (self._compactionQueue.length === 1) {
|
3959 | doNextCompaction(self);
|
3960 | }
|
3961 | });
|
3962 | AbstractPouchDB.prototype._compact = function (opts, callback) {
|
3963 | var self = this;
|
3964 | var changesOpts = {
|
3965 | return_docs: false,
|
3966 | last_seq: opts.last_seq || 0
|
3967 | };
|
3968 | var promises = [];
|
3969 |
|
3970 | function onChange(row) {
|
3971 | promises.push(self.compactDocument(row.id, 0));
|
3972 | }
|
3973 | function onComplete(resp) {
|
3974 | var lastSeq = resp.last_seq;
|
3975 | Promise.all(promises).then(function () {
|
3976 | return upsert(self, '_local/compaction', function deltaFunc(doc) {
|
3977 | if (!doc.last_seq || doc.last_seq < lastSeq) {
|
3978 | doc.last_seq = lastSeq;
|
3979 | return doc;
|
3980 | }
|
3981 | return false;
|
3982 | });
|
3983 | }).then(function () {
|
3984 | callback(null, {ok: true});
|
3985 | })["catch"](callback);
|
3986 | }
|
3987 | self.changes(changesOpts)
|
3988 | .on('change', onChange)
|
3989 | .on('complete', onComplete)
|
3990 | .on('error', callback);
|
3991 | };
|
3992 |
|
3993 |
|
3994 |
|
3995 | AbstractPouchDB.prototype.get = adapterFun('get', function (id, opts, cb) {
|
3996 | if (typeof opts === 'function') {
|
3997 | cb = opts;
|
3998 | opts = {};
|
3999 | }
|
4000 | if (typeof id !== 'string') {
|
4001 | return cb(createError(INVALID_ID));
|
4002 | }
|
4003 | if (isLocalId(id) && typeof this._getLocal === 'function') {
|
4004 | return this._getLocal(id, cb);
|
4005 | }
|
4006 | var leaves = [], self = this;
|
4007 |
|
4008 | function finishOpenRevs() {
|
4009 | var result = [];
|
4010 | var count = leaves.length;
|
4011 |
|
4012 | if (!count) {
|
4013 | return cb(null, result);
|
4014 | }
|
4015 |
|
4016 |
|
4017 | leaves.forEach(function (leaf) {
|
4018 | self.get(id, {
|
4019 | rev: leaf,
|
4020 | revs: opts.revs,
|
4021 | latest: opts.latest,
|
4022 | attachments: opts.attachments,
|
4023 | binary: opts.binary
|
4024 | }, function (err, doc) {
|
4025 | if (!err) {
|
4026 |
|
4027 | var existing;
|
4028 | for (var i = 0, l = result.length; i < l; i++) {
|
4029 | if (result[i].ok && result[i].ok._rev === doc._rev) {
|
4030 | existing = true;
|
4031 | break;
|
4032 | }
|
4033 | }
|
4034 | if (!existing) {
|
4035 | result.push({ok: doc});
|
4036 | }
|
4037 | } else {
|
4038 | result.push({missing: leaf});
|
4039 | }
|
4040 | count--;
|
4041 | if (!count) {
|
4042 | cb(null, result);
|
4043 | }
|
4044 | });
|
4045 | });
|
4046 | }
|
4047 |
|
4048 | if (opts.open_revs) {
|
4049 | if (opts.open_revs === "all") {
|
4050 | this._getRevisionTree(id, function (err, rev_tree) {
|
4051 |
|
4052 | if (err) {
|
4053 | return cb(err);
|
4054 | }
|
4055 | leaves = collectLeaves(rev_tree).map(function (leaf) {
|
4056 | return leaf.rev;
|
4057 | });
|
4058 | finishOpenRevs();
|
4059 | });
|
4060 | } else {
|
4061 | if (Array.isArray(opts.open_revs)) {
|
4062 | leaves = opts.open_revs;
|
4063 | for (var i = 0; i < leaves.length; i++) {
|
4064 | var l = leaves[i];
|
4065 |
|
4066 | if (!(typeof (l) === "string" && /^\d+-/.test(l))) {
|
4067 | return cb(createError(INVALID_REV));
|
4068 | }
|
4069 | }
|
4070 | finishOpenRevs();
|
4071 | } else {
|
4072 | return cb(createError(UNKNOWN_ERROR, 'function_clause'));
|
4073 | }
|
4074 | }
|
4075 | return;
|
4076 | }
|
4077 |
|
4078 | return this._get(id, opts, function (err, result) {
|
4079 | if (err) {
|
4080 | err.docId = id;
|
4081 | return cb(err);
|
4082 | }
|
4083 |
|
4084 | var doc = result.doc;
|
4085 | var metadata = result.metadata;
|
4086 | var ctx = result.ctx;
|
4087 |
|
4088 | if (opts.conflicts) {
|
4089 | var conflicts = collectConflicts(metadata);
|
4090 | if (conflicts.length) {
|
4091 | doc._conflicts = conflicts;
|
4092 | }
|
4093 | }
|
4094 |
|
4095 | if (isDeleted(metadata, doc._rev)) {
|
4096 | doc._deleted = true;
|
4097 | }
|
4098 |
|
4099 | if (opts.revs || opts.revs_info) {
|
4100 | var splittedRev = doc._rev.split('-');
|
4101 | var revNo = parseInt(splittedRev[0], 10);
|
4102 | var revHash = splittedRev[1];
|
4103 |
|
4104 | var paths = rootToLeaf(metadata.rev_tree);
|
4105 | var path = null;
|
4106 |
|
4107 | for (var i = 0; i < paths.length; i++) {
|
4108 | var currentPath = paths[i];
|
4109 | var hashIndex = currentPath.ids.map(function (x) { return x.id; })
|
4110 | .indexOf(revHash);
|
4111 | var hashFoundAtRevPos = hashIndex === (revNo - 1);
|
4112 |
|
4113 | if (hashFoundAtRevPos || (!path && hashIndex !== -1)) {
|
4114 | path = currentPath;
|
4115 | }
|
4116 | }
|
4117 |
|
4118 |
|
4119 | if (!path) {
|
4120 | err = new Error('invalid rev tree');
|
4121 | err.docId = id;
|
4122 | return cb(err);
|
4123 | }
|
4124 |
|
4125 | var indexOfRev = path.ids.map(function (x) { return x.id; })
|
4126 | .indexOf(doc._rev.split('-')[1]) + 1;
|
4127 | var howMany = path.ids.length - indexOfRev;
|
4128 | path.ids.splice(indexOfRev, howMany);
|
4129 | path.ids.reverse();
|
4130 |
|
4131 | if (opts.revs) {
|
4132 | doc._revisions = {
|
4133 | start: (path.pos + path.ids.length) - 1,
|
4134 | ids: path.ids.map(function (rev$$1) {
|
4135 | return rev$$1.id;
|
4136 | })
|
4137 | };
|
4138 | }
|
4139 | if (opts.revs_info) {
|
4140 | var pos = path.pos + path.ids.length;
|
4141 | doc._revs_info = path.ids.map(function (rev$$1) {
|
4142 | pos--;
|
4143 | return {
|
4144 | rev: pos + '-' + rev$$1.id,
|
4145 | status: rev$$1.opts.status
|
4146 | };
|
4147 | });
|
4148 | }
|
4149 | }
|
4150 |
|
4151 | if (opts.attachments && doc._attachments) {
|
4152 | var attachments = doc._attachments;
|
4153 | var count = Object.keys(attachments).length;
|
4154 | if (count === 0) {
|
4155 | return cb(null, doc);
|
4156 | }
|
4157 | Object.keys(attachments).forEach(function (key) {
|
4158 | this._getAttachment(doc._id, key, attachments[key], {
|
4159 |
|
4160 |
|
4161 |
|
4162 | rev: doc._rev,
|
4163 | binary: opts.binary,
|
4164 | ctx: ctx
|
4165 | }, function (err, data) {
|
4166 | var att = doc._attachments[key];
|
4167 | att.data = data;
|
4168 | delete att.stub;
|
4169 | delete att.length;
|
4170 | if (!--count) {
|
4171 | cb(null, doc);
|
4172 | }
|
4173 | });
|
4174 | }, self);
|
4175 | } else {
|
4176 | if (doc._attachments) {
|
4177 | for (var key in doc._attachments) {
|
4178 |
|
4179 | if (doc._attachments.hasOwnProperty(key)) {
|
4180 | doc._attachments[key].stub = true;
|
4181 | }
|
4182 | }
|
4183 | }
|
4184 | cb(null, doc);
|
4185 | }
|
4186 | });
|
4187 | });
|
4188 |
|
4189 |
|
4190 |
|
4191 |
|
4192 | AbstractPouchDB.prototype.getAttachment =
|
4193 | adapterFun('getAttachment', function (docId, attachmentId, opts, callback) {
|
4194 | var self = this;
|
4195 | if (opts instanceof Function) {
|
4196 | callback = opts;
|
4197 | opts = {};
|
4198 | }
|
4199 | this._get(docId, opts, function (err, res) {
|
4200 | if (err) {
|
4201 | return callback(err);
|
4202 | }
|
4203 | if (res.doc._attachments && res.doc._attachments[attachmentId]) {
|
4204 | opts.ctx = res.ctx;
|
4205 | opts.binary = true;
|
4206 | self._getAttachment(docId, attachmentId,
|
4207 | res.doc._attachments[attachmentId], opts, callback);
|
4208 | } else {
|
4209 | return callback(createError(MISSING_DOC));
|
4210 | }
|
4211 | });
|
4212 | });
|
4213 |
|
4214 | AbstractPouchDB.prototype.allDocs =
|
4215 | adapterFun('allDocs', function (opts, callback) {
|
4216 | if (typeof opts === 'function') {
|
4217 | callback = opts;
|
4218 | opts = {};
|
4219 | }
|
4220 | opts.skip = typeof opts.skip !== 'undefined' ? opts.skip : 0;
|
4221 | if (opts.start_key) {
|
4222 | opts.startkey = opts.start_key;
|
4223 | }
|
4224 | if (opts.end_key) {
|
4225 | opts.endkey = opts.end_key;
|
4226 | }
|
4227 | if ('keys' in opts) {
|
4228 | if (!Array.isArray(opts.keys)) {
|
4229 | return callback(new TypeError('options.keys must be an array'));
|
4230 | }
|
4231 | var incompatibleOpt =
|
4232 | ['startkey', 'endkey', 'key'].filter(function (incompatibleOpt) {
|
4233 | return incompatibleOpt in opts;
|
4234 | })[0];
|
4235 | if (incompatibleOpt) {
|
4236 | callback(createError(QUERY_PARSE_ERROR,
|
4237 | 'Query parameter `' + incompatibleOpt +
|
4238 | '` is not compatible with multi-get'
|
4239 | ));
|
4240 | return;
|
4241 | }
|
4242 | if (!isRemote(this)) {
|
4243 | allDocsKeysParse(opts);
|
4244 | if (opts.keys.length === 0) {
|
4245 | return this._allDocs({limit: 0}, callback);
|
4246 | }
|
4247 | }
|
4248 | }
|
4249 |
|
4250 | return this._allDocs(opts, callback);
|
4251 | });
|
4252 |
|
4253 | AbstractPouchDB.prototype.changes = function (opts, callback) {
|
4254 | if (typeof opts === 'function') {
|
4255 | callback = opts;
|
4256 | opts = {};
|
4257 | }
|
4258 |
|
4259 | opts = opts || {};
|
4260 |
|
4261 |
|
4262 |
|
4263 |
|
4264 | opts.return_docs = ('return_docs' in opts) ? opts.return_docs : !opts.live;
|
4265 |
|
4266 | return new Changes$1(this, opts, callback);
|
4267 | };
|
4268 |
|
4269 | AbstractPouchDB.prototype.close = adapterFun('close', function (callback) {
|
4270 | this._closed = true;
|
4271 | this.emit('closed');
|
4272 | return this._close(callback);
|
4273 | });
|
4274 |
|
4275 | AbstractPouchDB.prototype.info = adapterFun('info', function (callback) {
|
4276 | var self = this;
|
4277 | this._info(function (err, info) {
|
4278 | if (err) {
|
4279 | return callback(err);
|
4280 | }
|
4281 |
|
4282 | info.db_name = info.db_name || self.name;
|
4283 | info.auto_compaction = !!(self.auto_compaction && !isRemote(self));
|
4284 | info.adapter = self.adapter;
|
4285 | callback(null, info);
|
4286 | });
|
4287 | });
|
4288 |
|
4289 | AbstractPouchDB.prototype.id = adapterFun('id', function (callback) {
|
4290 | return this._id(callback);
|
4291 | });
|
4292 |
|
4293 |
|
4294 | AbstractPouchDB.prototype.type = function () {
|
4295 | return (typeof this._type === 'function') ? this._type() : this.adapter;
|
4296 | };
|
4297 |
|
4298 | AbstractPouchDB.prototype.bulkDocs =
|
4299 | adapterFun('bulkDocs', function (req, opts, callback) {
|
4300 | if (typeof opts === 'function') {
|
4301 | callback = opts;
|
4302 | opts = {};
|
4303 | }
|
4304 |
|
4305 | opts = opts || {};
|
4306 |
|
4307 | if (Array.isArray(req)) {
|
4308 | req = {
|
4309 | docs: req
|
4310 | };
|
4311 | }
|
4312 |
|
4313 | if (!req || !req.docs || !Array.isArray(req.docs)) {
|
4314 | return callback(createError(MISSING_BULK_DOCS));
|
4315 | }
|
4316 |
|
4317 | for (var i = 0; i < req.docs.length; ++i) {
|
4318 | if (typeof req.docs[i] !== 'object' || Array.isArray(req.docs[i])) {
|
4319 | return callback(createError(NOT_AN_OBJECT));
|
4320 | }
|
4321 | }
|
4322 |
|
4323 | var attachmentError;
|
4324 | req.docs.forEach(function (doc) {
|
4325 | if (doc._attachments) {
|
4326 | Object.keys(doc._attachments).forEach(function (name) {
|
4327 | attachmentError = attachmentError || attachmentNameError(name);
|
4328 | if (!doc._attachments[name].content_type) {
|
4329 | guardedConsole('warn', 'Attachment', name, 'on document', doc._id, 'is missing content_type');
|
4330 | }
|
4331 | });
|
4332 | }
|
4333 | });
|
4334 |
|
4335 | if (attachmentError) {
|
4336 | return callback(createError(BAD_REQUEST, attachmentError));
|
4337 | }
|
4338 |
|
4339 | if (!('new_edits' in opts)) {
|
4340 | if ('new_edits' in req) {
|
4341 | opts.new_edits = req.new_edits;
|
4342 | } else {
|
4343 | opts.new_edits = true;
|
4344 | }
|
4345 | }
|
4346 |
|
4347 | var adapter = this;
|
4348 | if (!opts.new_edits && !isRemote(adapter)) {
|
4349 |
|
4350 |
|
4351 | req.docs.sort(compareByIdThenRev);
|
4352 | }
|
4353 |
|
4354 | cleanDocs(req.docs);
|
4355 |
|
4356 |
|
4357 |
|
4358 |
|
4359 | var ids = req.docs.map(function (doc) {
|
4360 | return doc._id;
|
4361 | });
|
4362 |
|
4363 | return this._bulkDocs(req, opts, function (err, res) {
|
4364 | if (err) {
|
4365 | return callback(err);
|
4366 | }
|
4367 | if (!opts.new_edits) {
|
4368 |
|
4369 | res = res.filter(function (x) {
|
4370 | return x.error;
|
4371 | });
|
4372 | }
|
4373 |
|
4374 | if (!isRemote(adapter)) {
|
4375 | for (var i = 0, l = res.length; i < l; i++) {
|
4376 | res[i].id = res[i].id || ids[i];
|
4377 | }
|
4378 | }
|
4379 |
|
4380 | callback(null, res);
|
4381 | });
|
4382 | });
|
4383 |
|
4384 | AbstractPouchDB.prototype.registerDependentDatabase =
|
4385 | adapterFun('registerDependentDatabase', function (dependentDb,
|
4386 | callback) {
|
4387 | var depDB = new this.constructor(dependentDb, this.__opts);
|
4388 |
|
4389 | function diffFun(doc) {
|
4390 | doc.dependentDbs = doc.dependentDbs || {};
|
4391 | if (doc.dependentDbs[dependentDb]) {
|
4392 | return false;
|
4393 | }
|
4394 | doc.dependentDbs[dependentDb] = true;
|
4395 | return doc;
|
4396 | }
|
4397 | upsert(this, '_local/_pouch_dependentDbs', diffFun)
|
4398 | .then(function () {
|
4399 | callback(null, {db: depDB});
|
4400 | })["catch"](callback);
|
4401 | });
|
4402 |
|
4403 | AbstractPouchDB.prototype.destroy =
|
4404 | adapterFun('destroy', function (opts, callback) {
|
4405 |
|
4406 | if (typeof opts === 'function') {
|
4407 | callback = opts;
|
4408 | opts = {};
|
4409 | }
|
4410 |
|
4411 | var self = this;
|
4412 | var usePrefix = 'use_prefix' in self ? self.use_prefix : true;
|
4413 |
|
4414 | function destroyDb() {
|
4415 |
|
4416 | self._destroy(opts, function (err, resp) {
|
4417 | if (err) {
|
4418 | return callback(err);
|
4419 | }
|
4420 | self._destroyed = true;
|
4421 | self.emit('destroyed');
|
4422 | callback(null, resp || { 'ok': true });
|
4423 | });
|
4424 | }
|
4425 |
|
4426 | if (isRemote(self)) {
|
4427 |
|
4428 | return destroyDb();
|
4429 | }
|
4430 |
|
4431 | self.get('_local/_pouch_dependentDbs', function (err, localDoc) {
|
4432 | if (err) {
|
4433 |
|
4434 | if (err.status !== 404) {
|
4435 | return callback(err);
|
4436 | } else {
|
4437 | return destroyDb();
|
4438 | }
|
4439 | }
|
4440 | var dependentDbs = localDoc.dependentDbs;
|
4441 | var PouchDB = self.constructor;
|
4442 | var deletedMap = Object.keys(dependentDbs).map(function (name) {
|
4443 |
|
4444 |
|
4445 | var trueName = usePrefix ?
|
4446 | name.replace(new RegExp('^' + PouchDB.prefix), '') : name;
|
4447 | return new PouchDB(trueName, self.__opts).destroy();
|
4448 | });
|
4449 | Promise.all(deletedMap).then(destroyDb, callback);
|
4450 | });
|
4451 | });
|
4452 |
|
4453 | function TaskQueue() {
|
4454 | this.isReady = false;
|
4455 | this.failed = false;
|
4456 | this.queue = [];
|
4457 | }
|
4458 |
|
4459 | TaskQueue.prototype.execute = function () {
|
4460 | var fun;
|
4461 | if (this.failed) {
|
4462 | while ((fun = this.queue.shift())) {
|
4463 | fun(this.failed);
|
4464 | }
|
4465 | } else {
|
4466 | while ((fun = this.queue.shift())) {
|
4467 | fun();
|
4468 | }
|
4469 | }
|
4470 | };
|
4471 |
|
4472 | TaskQueue.prototype.fail = function (err) {
|
4473 | this.failed = err;
|
4474 | this.execute();
|
4475 | };
|
4476 |
|
4477 | TaskQueue.prototype.ready = function (db) {
|
4478 | this.isReady = true;
|
4479 | this.db = db;
|
4480 | this.execute();
|
4481 | };
|
4482 |
|
4483 | TaskQueue.prototype.addTask = function (fun) {
|
4484 | this.queue.push(fun);
|
4485 | if (this.failed) {
|
4486 | this.execute();
|
4487 | }
|
4488 | };
|
4489 |
|
4490 | function parseAdapter(name, opts) {
|
4491 | var match = name.match(/([a-z-]*):\/\/(.*)/);
|
4492 | if (match) {
|
4493 |
|
4494 | return {
|
4495 | name: /https?/.test(match[1]) ? match[1] + '://' + match[2] : match[2],
|
4496 | adapter: match[1]
|
4497 | };
|
4498 | }
|
4499 |
|
4500 | var adapters = PouchDB.adapters;
|
4501 | var preferredAdapters = PouchDB.preferredAdapters;
|
4502 | var prefix = PouchDB.prefix;
|
4503 | var adapterName = opts.adapter;
|
4504 |
|
4505 | if (!adapterName) {
|
4506 | for (var i = 0; i < preferredAdapters.length; ++i) {
|
4507 | adapterName = preferredAdapters[i];
|
4508 |
|
4509 |
|
4510 | if (adapterName === 'idb' && 'websql' in adapters &&
|
4511 | hasLocalStorage() && localStorage['_pouch__websqldb_' + prefix + name]) {
|
4512 |
|
4513 | guardedConsole('log', 'PouchDB is downgrading "' + name + '" to WebSQL to' +
|
4514 | ' avoid data loss, because it was already opened with WebSQL.');
|
4515 | continue;
|
4516 | }
|
4517 | break;
|
4518 | }
|
4519 | }
|
4520 |
|
4521 | var adapter = adapters[adapterName];
|
4522 |
|
4523 |
|
4524 | var usePrefix = (adapter && 'use_prefix' in adapter) ?
|
4525 | adapter.use_prefix : true;
|
4526 |
|
4527 | return {
|
4528 | name: usePrefix ? (prefix + name) : name,
|
4529 | adapter: adapterName
|
4530 | };
|
4531 | }
|
4532 |
|
4533 |
|
4534 |
|
4535 |
|
4536 |
|
4537 |
|
4538 |
|
4539 |
|
4540 |
|
4541 |
|
4542 |
|
4543 | function prepareForDestruction(self) {
|
4544 |
|
4545 | function onDestroyed(from_constructor) {
|
4546 | self.removeListener('closed', onClosed);
|
4547 | if (!from_constructor) {
|
4548 | self.constructor.emit('destroyed', self.name);
|
4549 | }
|
4550 | }
|
4551 |
|
4552 | function onClosed() {
|
4553 | self.removeListener('destroyed', onDestroyed);
|
4554 | self.constructor.emit('unref', self);
|
4555 | }
|
4556 |
|
4557 | self.once('destroyed', onDestroyed);
|
4558 | self.once('closed', onClosed);
|
4559 | self.constructor.emit('ref', self);
|
4560 | }
|
4561 |
|
4562 | inherits(PouchDB, AbstractPouchDB);
|
4563 | function PouchDB(name, opts) {
|
4564 |
|
4565 |
|
4566 | if (!(this instanceof PouchDB)) {
|
4567 | return new PouchDB(name, opts);
|
4568 | }
|
4569 |
|
4570 | var self = this;
|
4571 | opts = opts || {};
|
4572 |
|
4573 | if (name && typeof name === 'object') {
|
4574 | opts = name;
|
4575 | name = opts.name;
|
4576 | delete opts.name;
|
4577 | }
|
4578 |
|
4579 | if (opts.deterministic_revs === undefined) {
|
4580 | opts.deterministic_revs = true;
|
4581 | }
|
4582 |
|
4583 | this.__opts = opts = clone(opts);
|
4584 |
|
4585 | self.auto_compaction = opts.auto_compaction;
|
4586 | self.prefix = PouchDB.prefix;
|
4587 |
|
4588 | if (typeof name !== 'string') {
|
4589 | throw new Error('Missing/invalid DB name');
|
4590 | }
|
4591 |
|
4592 | var prefixedName = (opts.prefix || '') + name;
|
4593 | var backend = parseAdapter(prefixedName, opts);
|
4594 |
|
4595 | opts.name = backend.name;
|
4596 | opts.adapter = opts.adapter || backend.adapter;
|
4597 |
|
4598 | self.name = name;
|
4599 | self._adapter = opts.adapter;
|
4600 | PouchDB.emit('debug', ['adapter', 'Picked adapter: ', opts.adapter]);
|
4601 |
|
4602 | if (!PouchDB.adapters[opts.adapter] ||
|
4603 | !PouchDB.adapters[opts.adapter].valid()) {
|
4604 | throw new Error('Invalid Adapter: ' + opts.adapter);
|
4605 | }
|
4606 |
|
4607 | AbstractPouchDB.call(self);
|
4608 | self.taskqueue = new TaskQueue();
|
4609 |
|
4610 | self.adapter = opts.adapter;
|
4611 |
|
4612 | PouchDB.adapters[opts.adapter].call(self, opts, function (err) {
|
4613 | if (err) {
|
4614 | return self.taskqueue.fail(err);
|
4615 | }
|
4616 | prepareForDestruction(self);
|
4617 |
|
4618 | self.emit('created', self);
|
4619 | PouchDB.emit('created', self.name);
|
4620 | self.taskqueue.ready(self);
|
4621 | });
|
4622 |
|
4623 | }
|
4624 |
|
4625 |
|
4626 |
|
4627 | var a = (typeof AbortController !== 'undefined')
|
4628 | ? AbortController
|
4629 | : function () { return {abort: function () {}}; };
|
4630 |
|
4631 | var f$1 = fetch;
|
4632 | var h = Headers;
|
4633 |
|
4634 | PouchDB.adapters = {};
|
4635 | PouchDB.preferredAdapters = [];
|
4636 |
|
4637 | PouchDB.prefix = '_pouch_';
|
4638 |
|
4639 | var eventEmitter = new events.EventEmitter();
|
4640 |
|
4641 | function setUpEventEmitter(Pouch) {
|
4642 | Object.keys(events.EventEmitter.prototype).forEach(function (key) {
|
4643 | if (typeof events.EventEmitter.prototype[key] === 'function') {
|
4644 | Pouch[key] = eventEmitter[key].bind(eventEmitter);
|
4645 | }
|
4646 | });
|
4647 |
|
4648 |
|
4649 |
|
4650 | var destructListeners = Pouch._destructionListeners = new ExportedMap();
|
4651 |
|
4652 | Pouch.on('ref', function onConstructorRef(db) {
|
4653 | if (!destructListeners.has(db.name)) {
|
4654 | destructListeners.set(db.name, []);
|
4655 | }
|
4656 | destructListeners.get(db.name).push(db);
|
4657 | });
|
4658 |
|
4659 | Pouch.on('unref', function onConstructorUnref(db) {
|
4660 | if (!destructListeners.has(db.name)) {
|
4661 | return;
|
4662 | }
|
4663 | var dbList = destructListeners.get(db.name);
|
4664 | var pos = dbList.indexOf(db);
|
4665 | if (pos < 0) {
|
4666 |
|
4667 | return;
|
4668 | }
|
4669 | dbList.splice(pos, 1);
|
4670 | if (dbList.length > 1) {
|
4671 |
|
4672 | destructListeners.set(db.name, dbList);
|
4673 | } else {
|
4674 | destructListeners["delete"](db.name);
|
4675 | }
|
4676 | });
|
4677 |
|
4678 | Pouch.on('destroyed', function onConstructorDestroyed(name) {
|
4679 | if (!destructListeners.has(name)) {
|
4680 | return;
|
4681 | }
|
4682 | var dbList = destructListeners.get(name);
|
4683 | destructListeners["delete"](name);
|
4684 | dbList.forEach(function (db) {
|
4685 | db.emit('destroyed',true);
|
4686 | });
|
4687 | });
|
4688 | }
|
4689 |
|
4690 | setUpEventEmitter(PouchDB);
|
4691 |
|
4692 | PouchDB.adapter = function (id, obj, addToPreferredAdapters) {
|
4693 |
|
4694 | if (obj.valid()) {
|
4695 | PouchDB.adapters[id] = obj;
|
4696 | if (addToPreferredAdapters) {
|
4697 | PouchDB.preferredAdapters.push(id);
|
4698 | }
|
4699 | }
|
4700 | };
|
4701 |
|
4702 | PouchDB.plugin = function (obj) {
|
4703 | if (typeof obj === 'function') {
|
4704 | obj(PouchDB);
|
4705 | } else if (typeof obj !== 'object' || Object.keys(obj).length === 0) {
|
4706 | throw new Error('Invalid plugin: got "' + obj + '", expected an object or a function');
|
4707 | } else {
|
4708 | Object.keys(obj).forEach(function (id) {
|
4709 | PouchDB.prototype[id] = obj[id];
|
4710 | });
|
4711 | }
|
4712 | if (this.__defaults) {
|
4713 | PouchDB.__defaults = $inject_Object_assign({}, this.__defaults);
|
4714 | }
|
4715 | return PouchDB;
|
4716 | };
|
4717 |
|
4718 | PouchDB.defaults = function (defaultOpts) {
|
4719 | function PouchAlt(name, opts) {
|
4720 | if (!(this instanceof PouchAlt)) {
|
4721 | return new PouchAlt(name, opts);
|
4722 | }
|
4723 |
|
4724 | opts = opts || {};
|
4725 |
|
4726 | if (name && typeof name === 'object') {
|
4727 | opts = name;
|
4728 | name = opts.name;
|
4729 | delete opts.name;
|
4730 | }
|
4731 |
|
4732 | opts = $inject_Object_assign({}, PouchAlt.__defaults, opts);
|
4733 | PouchDB.call(this, name, opts);
|
4734 | }
|
4735 |
|
4736 | inherits(PouchAlt, PouchDB);
|
4737 |
|
4738 | PouchAlt.preferredAdapters = PouchDB.preferredAdapters.slice();
|
4739 | Object.keys(PouchDB).forEach(function (key) {
|
4740 | if (!(key in PouchAlt)) {
|
4741 | PouchAlt[key] = PouchDB[key];
|
4742 | }
|
4743 | });
|
4744 |
|
4745 |
|
4746 |
|
4747 | PouchAlt.__defaults = $inject_Object_assign({}, this.__defaults, defaultOpts);
|
4748 |
|
4749 | return PouchAlt;
|
4750 | };
|
4751 |
|
4752 | PouchDB.fetch = function (url, opts) {
|
4753 | return f$1(url, opts);
|
4754 | };
|
4755 |
|
4756 |
|
4757 | var version = "7.1.1";
|
4758 |
|
4759 |
|
4760 |
|
4761 | function getFieldFromDoc(doc, parsedField) {
|
4762 | var value = doc;
|
4763 | for (var i = 0, len = parsedField.length; i < len; i++) {
|
4764 | var key = parsedField[i];
|
4765 | value = value[key];
|
4766 | if (!value) {
|
4767 | break;
|
4768 | }
|
4769 | }
|
4770 | return value;
|
4771 | }
|
4772 |
|
4773 | function compare$1(left, right) {
|
4774 | return left < right ? -1 : left > right ? 1 : 0;
|
4775 | }
|
4776 |
|
4777 |
|
4778 | function parseField(fieldName) {
|
4779 |
|
4780 | var fields = [];
|
4781 | var current = '';
|
4782 | for (var i = 0, len = fieldName.length; i < len; i++) {
|
4783 | var ch = fieldName[i];
|
4784 | if (ch === '.') {
|
4785 | if (i > 0 && fieldName[i - 1] === '\\') {
|
4786 | current = current.substring(0, current.length - 1) + '.';
|
4787 | } else {
|
4788 | fields.push(current);
|
4789 | current = '';
|
4790 | }
|
4791 | } else {
|
4792 | current += ch;
|
4793 | }
|
4794 | }
|
4795 | fields.push(current);
|
4796 | return fields;
|
4797 | }
|
4798 |
|
4799 | var combinationFields = ['$or', '$nor', '$not'];
|
4800 | function isCombinationalField(field) {
|
4801 | return combinationFields.indexOf(field) > -1;
|
4802 | }
|
4803 |
|
4804 | function getKey(obj) {
|
4805 | return Object.keys(obj)[0];
|
4806 | }
|
4807 |
|
4808 | function getValue(obj) {
|
4809 | return obj[getKey(obj)];
|
4810 | }
|
4811 |
|
4812 |
|
4813 |
|
4814 | function mergeAndedSelectors(selectors) {
|
4815 |
|
4816 |
|
4817 |
|
4818 |
|
4819 | var res = {};
|
4820 |
|
4821 | selectors.forEach(function (selector) {
|
4822 | Object.keys(selector).forEach(function (field) {
|
4823 | var matcher = selector[field];
|
4824 | if (typeof matcher !== 'object') {
|
4825 | matcher = {$eq: matcher};
|
4826 | }
|
4827 |
|
4828 | if (isCombinationalField(field)) {
|
4829 | if (matcher instanceof Array) {
|
4830 | res[field] = matcher.map(function (m) {
|
4831 | return mergeAndedSelectors([m]);
|
4832 | });
|
4833 | } else {
|
4834 | res[field] = mergeAndedSelectors([matcher]);
|
4835 | }
|
4836 | } else {
|
4837 | var fieldMatchers = res[field] = res[field] || {};
|
4838 | Object.keys(matcher).forEach(function (operator) {
|
4839 | var value = matcher[operator];
|
4840 |
|
4841 | if (operator === '$gt' || operator === '$gte') {
|
4842 | return mergeGtGte(operator, value, fieldMatchers);
|
4843 | } else if (operator === '$lt' || operator === '$lte') {
|
4844 | return mergeLtLte(operator, value, fieldMatchers);
|
4845 | } else if (operator === '$ne') {
|
4846 | return mergeNe(value, fieldMatchers);
|
4847 | } else if (operator === '$eq') {
|
4848 | return mergeEq(value, fieldMatchers);
|
4849 | }
|
4850 | fieldMatchers[operator] = value;
|
4851 | });
|
4852 | }
|
4853 | });
|
4854 | });
|
4855 |
|
4856 | return res;
|
4857 | }
|
4858 |
|
4859 |
|
4860 |
|
4861 |
|
4862 | function mergeGtGte(operator, value, fieldMatchers) {
|
4863 | if (typeof fieldMatchers.$eq !== 'undefined') {
|
4864 | return;
|
4865 | }
|
4866 | if (typeof fieldMatchers.$gte !== 'undefined') {
|
4867 | if (operator === '$gte') {
|
4868 | if (value > fieldMatchers.$gte) {
|
4869 | fieldMatchers.$gte = value;
|
4870 | }
|
4871 | } else {
|
4872 | if (value >= fieldMatchers.$gte) {
|
4873 | delete fieldMatchers.$gte;
|
4874 | fieldMatchers.$gt = value;
|
4875 | }
|
4876 | }
|
4877 | } else if (typeof fieldMatchers.$gt !== 'undefined') {
|
4878 | if (operator === '$gte') {
|
4879 | if (value > fieldMatchers.$gt) {
|
4880 | delete fieldMatchers.$gt;
|
4881 | fieldMatchers.$gte = value;
|
4882 | }
|
4883 | } else {
|
4884 | if (value > fieldMatchers.$gt) {
|
4885 | fieldMatchers.$gt = value;
|
4886 | }
|
4887 | }
|
4888 | } else {
|
4889 | fieldMatchers[operator] = value;
|
4890 | }
|
4891 | }
|
4892 |
|
4893 |
|
4894 | function mergeLtLte(operator, value, fieldMatchers) {
|
4895 | if (typeof fieldMatchers.$eq !== 'undefined') {
|
4896 | return;
|
4897 | }
|
4898 | if (typeof fieldMatchers.$lte !== 'undefined') {
|
4899 | if (operator === '$lte') {
|
4900 | if (value < fieldMatchers.$lte) {
|
4901 | fieldMatchers.$lte = value;
|
4902 | }
|
4903 | } else {
|
4904 | if (value <= fieldMatchers.$lte) {
|
4905 | delete fieldMatchers.$lte;
|
4906 | fieldMatchers.$lt = value;
|
4907 | }
|
4908 | }
|
4909 | } else if (typeof fieldMatchers.$lt !== 'undefined') {
|
4910 | if (operator === '$lte') {
|
4911 | if (value < fieldMatchers.$lt) {
|
4912 | delete fieldMatchers.$lt;
|
4913 | fieldMatchers.$lte = value;
|
4914 | }
|
4915 | } else {
|
4916 | if (value < fieldMatchers.$lt) {
|
4917 | fieldMatchers.$lt = value;
|
4918 | }
|
4919 | }
|
4920 | } else {
|
4921 | fieldMatchers[operator] = value;
|
4922 | }
|
4923 | }
|
4924 |
|
4925 |
|
4926 | function mergeNe(value, fieldMatchers) {
|
4927 | if ('$ne' in fieldMatchers) {
|
4928 |
|
4929 | fieldMatchers.$ne.push(value);
|
4930 | } else {
|
4931 | fieldMatchers.$ne = [value];
|
4932 | }
|
4933 | }
|
4934 |
|
4935 |
|
4936 | function mergeEq(value, fieldMatchers) {
|
4937 |
|
4938 |
|
4939 | delete fieldMatchers.$gt;
|
4940 | delete fieldMatchers.$gte;
|
4941 | delete fieldMatchers.$lt;
|
4942 | delete fieldMatchers.$lte;
|
4943 | delete fieldMatchers.$ne;
|
4944 | fieldMatchers.$eq = value;
|
4945 | }
|
4946 |
|
4947 |
|
4948 | function mergeAndedSelectorsNested(obj) {
|
4949 | for (var prop in obj) {
|
4950 | if (Array.isArray(obj)) {
|
4951 | for (var i in obj) {
|
4952 | if (obj[i]['$and']) {
|
4953 | obj[i] = mergeAndedSelectors(obj[i]['$and']);
|
4954 | }
|
4955 | }
|
4956 | }
|
4957 | var value = obj[prop];
|
4958 | if (typeof value === 'object') {
|
4959 | mergeAndedSelectorsNested(value);
|
4960 | }
|
4961 | }
|
4962 | return obj;
|
4963 | }
|
4964 |
|
4965 |
|
4966 | function isAndInSelector(obj, isAnd) {
|
4967 | for (var prop in obj) {
|
4968 | if (prop === '$and') {
|
4969 | isAnd = true;
|
4970 | }
|
4971 | var value = obj[prop];
|
4972 | if (typeof value === 'object') {
|
4973 | isAnd = isAndInSelector(value, isAnd);
|
4974 | }
|
4975 | }
|
4976 | return isAnd;
|
4977 | }
|
4978 |
|
4979 |
|
4980 |
|
4981 |
|
4982 | function massageSelector(input) {
|
4983 | var result = clone(input);
|
4984 | var wasAnded = false;
|
4985 |
|
4986 | if (isAndInSelector(result, false)) {
|
4987 | result = mergeAndedSelectorsNested(result);
|
4988 | if ('$and' in result) {
|
4989 | result = mergeAndedSelectors(result['$and']);
|
4990 | }
|
4991 | wasAnded = true;
|
4992 | }
|
4993 |
|
4994 | ['$or', '$nor'].forEach(function (orOrNor) {
|
4995 | if (orOrNor in result) {
|
4996 |
|
4997 |
|
4998 | result[orOrNor].forEach(function (subSelector) {
|
4999 | var fields = Object.keys(subSelector);
|
5000 | for (var i = 0; i < fields.length; i++) {
|
5001 | var field = fields[i];
|
5002 | var matcher = subSelector[field];
|
5003 | if (typeof matcher !== 'object' || matcher === null) {
|
5004 | subSelector[field] = {$eq: matcher};
|
5005 | }
|
5006 | }
|
5007 | });
|
5008 | }
|
5009 | });
|
5010 |
|
5011 | if ('$not' in result) {
|
5012 |
|
5013 |
|
5014 | result['$not'] = mergeAndedSelectors([result['$not']]);
|
5015 | }
|
5016 |
|
5017 | var fields = Object.keys(result);
|
5018 |
|
5019 | for (var i = 0; i < fields.length; i++) {
|
5020 | var field = fields[i];
|
5021 | var matcher = result[field];
|
5022 |
|
5023 | if (typeof matcher !== 'object' || matcher === null) {
|
5024 | matcher = {$eq: matcher};
|
5025 | } else if ('$ne' in matcher && !wasAnded) {
|
5026 |
|
5027 |
|
5028 | matcher.$ne = [matcher.$ne];
|
5029 | }
|
5030 | result[field] = matcher;
|
5031 | }
|
5032 |
|
5033 | return result;
|
5034 | }
|
5035 |
|
5036 | function pad(str, padWith, upToLength) {
|
5037 | var padding = '';
|
5038 | var targetLength = upToLength - str.length;
|
5039 |
|
5040 | while (padding.length < targetLength) {
|
5041 | padding += padWith;
|
5042 | }
|
5043 | return padding;
|
5044 | }
|
5045 |
|
5046 | function padLeft(str, padWith, upToLength) {
|
5047 | var padding = pad(str, padWith, upToLength);
|
5048 | return padding + str;
|
5049 | }
|
5050 |
|
5051 | var MIN_MAGNITUDE = -324;
|
5052 | var MAGNITUDE_DIGITS = 3;
|
5053 | var SEP = '';
|
5054 |
|
5055 | function collate(a, b) {
|
5056 |
|
5057 | if (a === b) {
|
5058 | return 0;
|
5059 | }
|
5060 |
|
5061 | a = normalizeKey(a);
|
5062 | b = normalizeKey(b);
|
5063 |
|
5064 | var ai = collationIndex(a);
|
5065 | var bi = collationIndex(b);
|
5066 | if ((ai - bi) !== 0) {
|
5067 | return ai - bi;
|
5068 | }
|
5069 | switch (typeof a) {
|
5070 | case 'number':
|
5071 | return a - b;
|
5072 | case 'boolean':
|
5073 | return a < b ? -1 : 1;
|
5074 | case 'string':
|
5075 | return stringCollate(a, b);
|
5076 | }
|
5077 | return Array.isArray(a) ? arrayCollate(a, b) : objectCollate(a, b);
|
5078 | }
|
5079 |
|
5080 |
|
5081 |
|
5082 | function normalizeKey(key) {
|
5083 | switch (typeof key) {
|
5084 | case 'undefined':
|
5085 | return null;
|
5086 | case 'number':
|
5087 | if (key === Infinity || key === -Infinity || isNaN(key)) {
|
5088 | return null;
|
5089 | }
|
5090 | return key;
|
5091 | case 'object':
|
5092 | var origKey = key;
|
5093 | if (Array.isArray(key)) {
|
5094 | var len = key.length;
|
5095 | key = new Array(len);
|
5096 | for (var i = 0; i < len; i++) {
|
5097 | key[i] = normalizeKey(origKey[i]);
|
5098 | }
|
5099 |
|
5100 | } else if (key instanceof Date) {
|
5101 | return key.toJSON();
|
5102 | } else if (key !== null) {
|
5103 | key = {};
|
5104 | for (var k in origKey) {
|
5105 | if (origKey.hasOwnProperty(k)) {
|
5106 | var val = origKey[k];
|
5107 | if (typeof val !== 'undefined') {
|
5108 | key[k] = normalizeKey(val);
|
5109 | }
|
5110 | }
|
5111 | }
|
5112 | }
|
5113 | }
|
5114 | return key;
|
5115 | }
|
5116 |
|
5117 | function indexify(key) {
|
5118 | if (key !== null) {
|
5119 | switch (typeof key) {
|
5120 | case 'boolean':
|
5121 | return key ? 1 : 0;
|
5122 | case 'number':
|
5123 | return numToIndexableString(key);
|
5124 | case 'string':
|
5125 |
|
5126 |
|
5127 |
|
5128 |
|
5129 |
|
5130 |
|
5131 | return key
|
5132 | .replace(/\u0002/g, '\u0002\u0002')
|
5133 | .replace(/\u0001/g, '\u0001\u0002')
|
5134 | .replace(/\u0000/g, '\u0001\u0001');
|
5135 |
|
5136 | case 'object':
|
5137 | var isArray = Array.isArray(key);
|
5138 | var arr = isArray ? key : Object.keys(key);
|
5139 | var i = -1;
|
5140 | var len = arr.length;
|
5141 | var result = '';
|
5142 | if (isArray) {
|
5143 | while (++i < len) {
|
5144 | result += toIndexableString(arr[i]);
|
5145 | }
|
5146 | } else {
|
5147 | while (++i < len) {
|
5148 | var objKey = arr[i];
|
5149 | result += toIndexableString(objKey) +
|
5150 | toIndexableString(key[objKey]);
|
5151 | }
|
5152 | }
|
5153 | return result;
|
5154 | }
|
5155 | }
|
5156 | return '';
|
5157 | }
|
5158 |
|
5159 |
|
5160 |
|
5161 |
|
5162 | function toIndexableString(key) {
|
5163 | var zero = '\u0000';
|
5164 | key = normalizeKey(key);
|
5165 | return collationIndex(key) + SEP + indexify(key) + zero;
|
5166 | }
|
5167 |
|
5168 | function parseNumber(str, i) {
|
5169 | var originalIdx = i;
|
5170 | var num;
|
5171 | var zero = str[i] === '1';
|
5172 | if (zero) {
|
5173 | num = 0;
|
5174 | i++;
|
5175 | } else {
|
5176 | var neg = str[i] === '0';
|
5177 | i++;
|
5178 | var numAsString = '';
|
5179 | var magAsString = str.substring(i, i + MAGNITUDE_DIGITS);
|
5180 | var magnitude = parseInt(magAsString, 10) + MIN_MAGNITUDE;
|
5181 |
|
5182 | if (neg) {
|
5183 | magnitude = -magnitude;
|
5184 | }
|
5185 | i += MAGNITUDE_DIGITS;
|
5186 | while (true) {
|
5187 | var ch = str[i];
|
5188 | if (ch === '\u0000') {
|
5189 | break;
|
5190 | } else {
|
5191 | numAsString += ch;
|
5192 | }
|
5193 | i++;
|
5194 | }
|
5195 | numAsString = numAsString.split('.');
|
5196 | if (numAsString.length === 1) {
|
5197 | num = parseInt(numAsString, 10);
|
5198 | } else {
|
5199 |
|
5200 | num = parseFloat(numAsString[0] + '.' + numAsString[1]);
|
5201 | }
|
5202 |
|
5203 | if (neg) {
|
5204 | num = num - 10;
|
5205 | }
|
5206 |
|
5207 | if (magnitude !== 0) {
|
5208 |
|
5209 |
|
5210 |
|
5211 | num = parseFloat(num + 'e' + magnitude);
|
5212 | }
|
5213 | }
|
5214 | return {num: num, length : i - originalIdx};
|
5215 | }
|
5216 |
|
5217 |
|
5218 |
|
5219 | function pop(stack, metaStack) {
|
5220 | var obj = stack.pop();
|
5221 |
|
5222 | if (metaStack.length) {
|
5223 | var lastMetaElement = metaStack[metaStack.length - 1];
|
5224 | if (obj === lastMetaElement.element) {
|
5225 |
|
5226 | metaStack.pop();
|
5227 | lastMetaElement = metaStack[metaStack.length - 1];
|
5228 | }
|
5229 | var element = lastMetaElement.element;
|
5230 | var lastElementIndex = lastMetaElement.index;
|
5231 | if (Array.isArray(element)) {
|
5232 | element.push(obj);
|
5233 | } else if (lastElementIndex === stack.length - 2) {
|
5234 | var key = stack.pop();
|
5235 | element[key] = obj;
|
5236 | } else {
|
5237 | stack.push(obj);
|
5238 | }
|
5239 | }
|
5240 | }
|
5241 |
|
5242 | function parseIndexableString(str) {
|
5243 | var stack = [];
|
5244 | var metaStack = [];
|
5245 | var i = 0;
|
5246 |
|
5247 |
|
5248 | while (true) {
|
5249 | var collationIndex = str[i++];
|
5250 | if (collationIndex === '\u0000') {
|
5251 | if (stack.length === 1) {
|
5252 | return stack.pop();
|
5253 | } else {
|
5254 | pop(stack, metaStack);
|
5255 | continue;
|
5256 | }
|
5257 | }
|
5258 | switch (collationIndex) {
|
5259 | case '1':
|
5260 | stack.push(null);
|
5261 | break;
|
5262 | case '2':
|
5263 | stack.push(str[i] === '1');
|
5264 | i++;
|
5265 | break;
|
5266 | case '3':
|
5267 | var parsedNum = parseNumber(str, i);
|
5268 | stack.push(parsedNum.num);
|
5269 | i += parsedNum.length;
|
5270 | break;
|
5271 | case '4':
|
5272 | var parsedStr = '';
|
5273 |
|
5274 | while (true) {
|
5275 | var ch = str[i];
|
5276 | if (ch === '\u0000') {
|
5277 | break;
|
5278 | }
|
5279 | parsedStr += ch;
|
5280 | i++;
|
5281 | }
|
5282 |
|
5283 |
|
5284 |
|
5285 | parsedStr = parsedStr.replace(/\u0001\u0001/g, '\u0000')
|
5286 | .replace(/\u0001\u0002/g, '\u0001')
|
5287 | .replace(/\u0002\u0002/g, '\u0002');
|
5288 |
|
5289 | stack.push(parsedStr);
|
5290 | break;
|
5291 | case '5':
|
5292 | var arrayElement = { element: [], index: stack.length };
|
5293 | stack.push(arrayElement.element);
|
5294 | metaStack.push(arrayElement);
|
5295 | break;
|
5296 | case '6':
|
5297 | var objElement = { element: {}, index: stack.length };
|
5298 | stack.push(objElement.element);
|
5299 | metaStack.push(objElement);
|
5300 | break;
|
5301 |
|
5302 | default:
|
5303 | throw new Error(
|
5304 | 'bad collationIndex or unexpectedly reached end of input: ' +
|
5305 | collationIndex);
|
5306 | }
|
5307 | }
|
5308 | }
|
5309 |
|
5310 | function arrayCollate(a, b) {
|
5311 | var len = Math.min(a.length, b.length);
|
5312 | for (var i = 0; i < len; i++) {
|
5313 | var sort = collate(a[i], b[i]);
|
5314 | if (sort !== 0) {
|
5315 | return sort;
|
5316 | }
|
5317 | }
|
5318 | return (a.length === b.length) ? 0 :
|
5319 | (a.length > b.length) ? 1 : -1;
|
5320 | }
|
5321 | function stringCollate(a, b) {
|
5322 |
|
5323 |
|
5324 |
|
5325 | return (a === b) ? 0 : ((a > b) ? 1 : -1);
|
5326 | }
|
5327 | function objectCollate(a, b) {
|
5328 | var ak = Object.keys(a), bk = Object.keys(b);
|
5329 | var len = Math.min(ak.length, bk.length);
|
5330 | for (var i = 0; i < len; i++) {
|
5331 |
|
5332 | var sort = collate(ak[i], bk[i]);
|
5333 | if (sort !== 0) {
|
5334 | return sort;
|
5335 | }
|
5336 |
|
5337 | sort = collate(a[ak[i]], b[bk[i]]);
|
5338 | if (sort !== 0) {
|
5339 | return sort;
|
5340 | }
|
5341 |
|
5342 | }
|
5343 | return (ak.length === bk.length) ? 0 :
|
5344 | (ak.length > bk.length) ? 1 : -1;
|
5345 | }
|
5346 |
|
5347 |
|
5348 |
|
5349 |
|
5350 | function collationIndex(x) {
|
5351 | var id = ['boolean', 'number', 'string', 'object'];
|
5352 | var idx = id.indexOf(typeof x);
|
5353 |
|
5354 | if (~idx) {
|
5355 | if (x === null) {
|
5356 | return 1;
|
5357 | }
|
5358 | if (Array.isArray(x)) {
|
5359 | return 5;
|
5360 | }
|
5361 | return idx < 3 ? (idx + 2) : (idx + 3);
|
5362 | }
|
5363 |
|
5364 | if (Array.isArray(x)) {
|
5365 | return 5;
|
5366 | }
|
5367 | }
|
5368 |
|
5369 |
|
5370 |
|
5371 |
|
5372 |
|
5373 |
|
5374 | function numToIndexableString(num) {
|
5375 |
|
5376 | if (num === 0) {
|
5377 | return '1';
|
5378 | }
|
5379 |
|
5380 |
|
5381 |
|
5382 | var expFormat = num.toExponential().split(/e\+?/);
|
5383 | var magnitude = parseInt(expFormat[1], 10);
|
5384 |
|
5385 | var neg = num < 0;
|
5386 |
|
5387 | var result = neg ? '0' : '2';
|
5388 |
|
5389 |
|
5390 |
|
5391 | var magForComparison = ((neg ? -magnitude : magnitude) - MIN_MAGNITUDE);
|
5392 | var magString = padLeft((magForComparison).toString(), '0', MAGNITUDE_DIGITS);
|
5393 |
|
5394 | result += SEP + magString;
|
5395 |
|
5396 |
|
5397 | var factor = Math.abs(parseFloat(expFormat[0]));
|
5398 |
|
5399 | if (neg) {
|
5400 | factor = 10 - factor;
|
5401 | }
|
5402 |
|
5403 | var factorStr = factor.toFixed(20);
|
5404 |
|
5405 |
|
5406 | factorStr = factorStr.replace(/\.?0+$/, '');
|
5407 |
|
5408 | result += SEP + factorStr;
|
5409 |
|
5410 | return result;
|
5411 | }
|
5412 |
|
5413 |
|
5414 | function createFieldSorter(sort) {
|
5415 |
|
5416 | function getFieldValuesAsArray(doc) {
|
5417 | return sort.map(function (sorting) {
|
5418 | var fieldName = getKey(sorting);
|
5419 | var parsedField = parseField(fieldName);
|
5420 | var docFieldValue = getFieldFromDoc(doc, parsedField);
|
5421 | return docFieldValue;
|
5422 | });
|
5423 | }
|
5424 |
|
5425 | return function (aRow, bRow) {
|
5426 | var aFieldValues = getFieldValuesAsArray(aRow.doc);
|
5427 | var bFieldValues = getFieldValuesAsArray(bRow.doc);
|
5428 | var collation = collate(aFieldValues, bFieldValues);
|
5429 | if (collation !== 0) {
|
5430 | return collation;
|
5431 | }
|
5432 |
|
5433 | return compare$1(aRow.doc._id, bRow.doc._id);
|
5434 | };
|
5435 | }
|
5436 |
|
5437 | function filterInMemoryFields(rows, requestDef, inMemoryFields) {
|
5438 | rows = rows.filter(function (row) {
|
5439 | return rowFilter(row.doc, requestDef.selector, inMemoryFields);
|
5440 | });
|
5441 |
|
5442 | if (requestDef.sort) {
|
5443 |
|
5444 | var fieldSorter = createFieldSorter(requestDef.sort);
|
5445 | rows = rows.sort(fieldSorter);
|
5446 | if (typeof requestDef.sort[0] !== 'string' &&
|
5447 | getValue(requestDef.sort[0]) === 'desc') {
|
5448 | rows = rows.reverse();
|
5449 | }
|
5450 | }
|
5451 |
|
5452 | if ('limit' in requestDef || 'skip' in requestDef) {
|
5453 |
|
5454 | var skip = requestDef.skip || 0;
|
5455 | var limit = ('limit' in requestDef ? requestDef.limit : rows.length) + skip;
|
5456 | rows = rows.slice(skip, limit);
|
5457 | }
|
5458 | return rows;
|
5459 | }
|
5460 |
|
5461 | function rowFilter(doc, selector, inMemoryFields) {
|
5462 | return inMemoryFields.every(function (field) {
|
5463 | var matcher = selector[field];
|
5464 | var parsedField = parseField(field);
|
5465 | var docFieldValue = getFieldFromDoc(doc, parsedField);
|
5466 | if (isCombinationalField(field)) {
|
5467 | return matchCominationalSelector(field, matcher, doc);
|
5468 | }
|
5469 |
|
5470 | return matchSelector(matcher, doc, parsedField, docFieldValue);
|
5471 | });
|
5472 | }
|
5473 |
|
5474 | function matchSelector(matcher, doc, parsedField, docFieldValue) {
|
5475 | if (!matcher) {
|
5476 |
|
5477 | return true;
|
5478 | }
|
5479 |
|
5480 |
|
5481 | if (typeof matcher === 'object') {
|
5482 | return Object.keys(matcher).every(function (userOperator) {
|
5483 | var userValue = matcher[userOperator];
|
5484 | return match(userOperator, doc, userValue, parsedField, docFieldValue);
|
5485 | });
|
5486 | }
|
5487 |
|
5488 |
|
5489 | return matcher === docFieldValue;
|
5490 | }
|
5491 |
|
5492 | function matchCominationalSelector(field, matcher, doc) {
|
5493 |
|
5494 | if (field === '$or') {
|
5495 | return matcher.some(function (orMatchers) {
|
5496 | return rowFilter(doc, orMatchers, Object.keys(orMatchers));
|
5497 | });
|
5498 | }
|
5499 |
|
5500 | if (field === '$not') {
|
5501 | return !rowFilter(doc, matcher, Object.keys(matcher));
|
5502 | }
|
5503 |
|
5504 |
|
5505 | return !matcher.find(function (orMatchers) {
|
5506 | return rowFilter(doc, orMatchers, Object.keys(orMatchers));
|
5507 | });
|
5508 |
|
5509 | }
|
5510 |
|
5511 | function match(userOperator, doc, userValue, parsedField, docFieldValue) {
|
5512 | if (!matchers[userOperator]) {
|
5513 | throw new Error('unknown operator "' + userOperator +
|
5514 | '" - should be one of $eq, $lte, $lt, $gt, $gte, $exists, $ne, $in, ' +
|
5515 | '$nin, $size, $mod, $regex, $elemMatch, $type, $allMatch or $all');
|
5516 | }
|
5517 | return matchers[userOperator](doc, userValue, parsedField, docFieldValue);
|
5518 | }
|
5519 |
|
5520 | function fieldExists(docFieldValue) {
|
5521 | return typeof docFieldValue !== 'undefined' && docFieldValue !== null;
|
5522 | }
|
5523 |
|
5524 | function fieldIsNotUndefined(docFieldValue) {
|
5525 | return typeof docFieldValue !== 'undefined';
|
5526 | }
|
5527 |
|
5528 | function modField(docFieldValue, userValue) {
|
5529 | var divisor = userValue[0];
|
5530 | var mod = userValue[1];
|
5531 | if (divisor === 0) {
|
5532 | throw new Error('Bad divisor, cannot divide by zero');
|
5533 | }
|
5534 |
|
5535 | if (parseInt(divisor, 10) !== divisor ) {
|
5536 | throw new Error('Divisor is not an integer');
|
5537 | }
|
5538 |
|
5539 | if (parseInt(mod, 10) !== mod ) {
|
5540 | throw new Error('Modulus is not an integer');
|
5541 | }
|
5542 |
|
5543 | if (parseInt(docFieldValue, 10) !== docFieldValue) {
|
5544 | return false;
|
5545 | }
|
5546 |
|
5547 | return docFieldValue % divisor === mod;
|
5548 | }
|
5549 |
|
5550 | function arrayContainsValue(docFieldValue, userValue) {
|
5551 | return userValue.some(function (val) {
|
5552 | if (docFieldValue instanceof Array) {
|
5553 | return docFieldValue.indexOf(val) > -1;
|
5554 | }
|
5555 |
|
5556 | return docFieldValue === val;
|
5557 | });
|
5558 | }
|
5559 |
|
5560 | function arrayContainsAllValues(docFieldValue, userValue) {
|
5561 | return userValue.every(function (val) {
|
5562 | return docFieldValue.indexOf(val) > -1;
|
5563 | });
|
5564 | }
|
5565 |
|
5566 | function arraySize(docFieldValue, userValue) {
|
5567 | return docFieldValue.length === userValue;
|
5568 | }
|
5569 |
|
5570 | function regexMatch(docFieldValue, userValue) {
|
5571 | var re = new RegExp(userValue);
|
5572 |
|
5573 | return re.test(docFieldValue);
|
5574 | }
|
5575 |
|
5576 | function typeMatch(docFieldValue, userValue) {
|
5577 |
|
5578 | switch (userValue) {
|
5579 | case 'null':
|
5580 | return docFieldValue === null;
|
5581 | case 'boolean':
|
5582 | return typeof (docFieldValue) === 'boolean';
|
5583 | case 'number':
|
5584 | return typeof (docFieldValue) === 'number';
|
5585 | case 'string':
|
5586 | return typeof (docFieldValue) === 'string';
|
5587 | case 'array':
|
5588 | return docFieldValue instanceof Array;
|
5589 | case 'object':
|
5590 | return ({}).toString.call(docFieldValue) === '[object Object]';
|
5591 | }
|
5592 |
|
5593 | throw new Error(userValue + ' not supported as a type.' +
|
5594 | 'Please use one of object, string, array, number, boolean or null.');
|
5595 |
|
5596 | }
|
5597 |
|
5598 | var matchers = {
|
5599 |
|
5600 | '$elemMatch': function (doc, userValue, parsedField, docFieldValue) {
|
5601 | if (!Array.isArray(docFieldValue)) {
|
5602 | return false;
|
5603 | }
|
5604 |
|
5605 | if (docFieldValue.length === 0) {
|
5606 | return false;
|
5607 | }
|
5608 |
|
5609 | if (typeof docFieldValue[0] === 'object') {
|
5610 | return docFieldValue.some(function (val) {
|
5611 | return rowFilter(val, userValue, Object.keys(userValue));
|
5612 | });
|
5613 | }
|
5614 |
|
5615 | return docFieldValue.some(function (val) {
|
5616 | return matchSelector(userValue, doc, parsedField, val);
|
5617 | });
|
5618 | },
|
5619 |
|
5620 | '$allMatch': function (doc, userValue, parsedField, docFieldValue) {
|
5621 | if (!Array.isArray(docFieldValue)) {
|
5622 | return false;
|
5623 | }
|
5624 |
|
5625 |
|
5626 | if (docFieldValue.length === 0) {
|
5627 | return false;
|
5628 | }
|
5629 |
|
5630 | if (typeof docFieldValue[0] === 'object') {
|
5631 | return docFieldValue.every(function (val) {
|
5632 | return rowFilter(val, userValue, Object.keys(userValue));
|
5633 | });
|
5634 | }
|
5635 |
|
5636 | return docFieldValue.every(function (val) {
|
5637 | return matchSelector(userValue, doc, parsedField, val);
|
5638 | });
|
5639 | },
|
5640 |
|
5641 | '$eq': function (doc, userValue, parsedField, docFieldValue) {
|
5642 | return fieldIsNotUndefined(docFieldValue) && collate(docFieldValue, userValue) === 0;
|
5643 | },
|
5644 |
|
5645 | '$gte': function (doc, userValue, parsedField, docFieldValue) {
|
5646 | return fieldIsNotUndefined(docFieldValue) && collate(docFieldValue, userValue) >= 0;
|
5647 | },
|
5648 |
|
5649 | '$gt': function (doc, userValue, parsedField, docFieldValue) {
|
5650 | return fieldIsNotUndefined(docFieldValue) && collate(docFieldValue, userValue) > 0;
|
5651 | },
|
5652 |
|
5653 | '$lte': function (doc, userValue, parsedField, docFieldValue) {
|
5654 | return fieldIsNotUndefined(docFieldValue) && collate(docFieldValue, userValue) <= 0;
|
5655 | },
|
5656 |
|
5657 | '$lt': function (doc, userValue, parsedField, docFieldValue) {
|
5658 | return fieldIsNotUndefined(docFieldValue) && collate(docFieldValue, userValue) < 0;
|
5659 | },
|
5660 |
|
5661 | '$exists': function (doc, userValue, parsedField, docFieldValue) {
|
5662 |
|
5663 | if (userValue) {
|
5664 | return fieldIsNotUndefined(docFieldValue);
|
5665 | }
|
5666 |
|
5667 | return !fieldIsNotUndefined(docFieldValue);
|
5668 | },
|
5669 |
|
5670 | '$mod': function (doc, userValue, parsedField, docFieldValue) {
|
5671 | return fieldExists(docFieldValue) && modField(docFieldValue, userValue);
|
5672 | },
|
5673 |
|
5674 | '$ne': function (doc, userValue, parsedField, docFieldValue) {
|
5675 | return userValue.every(function (neValue) {
|
5676 | return collate(docFieldValue, neValue) !== 0;
|
5677 | });
|
5678 | },
|
5679 | '$in': function (doc, userValue, parsedField, docFieldValue) {
|
5680 | return fieldExists(docFieldValue) && arrayContainsValue(docFieldValue, userValue);
|
5681 | },
|
5682 |
|
5683 | '$nin': function (doc, userValue, parsedField, docFieldValue) {
|
5684 | return fieldExists(docFieldValue) && !arrayContainsValue(docFieldValue, userValue);
|
5685 | },
|
5686 |
|
5687 | '$size': function (doc, userValue, parsedField, docFieldValue) {
|
5688 | return fieldExists(docFieldValue) && arraySize(docFieldValue, userValue);
|
5689 | },
|
5690 |
|
5691 | '$all': function (doc, userValue, parsedField, docFieldValue) {
|
5692 | return Array.isArray(docFieldValue) && arrayContainsAllValues(docFieldValue, userValue);
|
5693 | },
|
5694 |
|
5695 | '$regex': function (doc, userValue, parsedField, docFieldValue) {
|
5696 | return fieldExists(docFieldValue) && regexMatch(docFieldValue, userValue);
|
5697 | },
|
5698 |
|
5699 | '$type': function (doc, userValue, parsedField, docFieldValue) {
|
5700 | return typeMatch(docFieldValue, userValue);
|
5701 | }
|
5702 | };
|
5703 |
|
5704 |
|
5705 | function matchesSelector(doc, selector) {
|
5706 |
|
5707 | if (typeof selector !== 'object') {
|
5708 |
|
5709 | throw new Error('Selector error: expected a JSON object');
|
5710 | }
|
5711 |
|
5712 | selector = massageSelector(selector);
|
5713 | var row = {
|
5714 | 'doc': doc
|
5715 | };
|
5716 |
|
5717 | var rowsMatched = filterInMemoryFields([row], { 'selector': selector }, Object.keys(selector));
|
5718 | return rowsMatched && rowsMatched.length === 1;
|
5719 | }
|
5720 |
|
5721 | function evalFilter(input) {
|
5722 | return scopeEval('"use strict";\nreturn ' + input + ';', {});
|
5723 | }
|
5724 |
|
5725 | function evalView(input) {
|
5726 | var code = [
|
5727 | 'return function(doc) {',
|
5728 | ' "use strict";',
|
5729 | ' var emitted = false;',
|
5730 | ' var emit = function (a, b) {',
|
5731 | ' emitted = true;',
|
5732 | ' };',
|
5733 | ' var view = ' + input + ';',
|
5734 | ' view(doc);',
|
5735 | ' if (emitted) {',
|
5736 | ' return true;',
|
5737 | ' }',
|
5738 | '};'
|
5739 | ].join('\n');
|
5740 |
|
5741 | return scopeEval(code, {});
|
5742 | }
|
5743 |
|
5744 | function validate(opts, callback) {
|
5745 | if (opts.selector) {
|
5746 | if (opts.filter && opts.filter !== '_selector') {
|
5747 | var filterName = typeof opts.filter === 'string' ?
|
5748 | opts.filter : 'function';
|
5749 | return callback(new Error('selector invalid for filter "' + filterName + '"'));
|
5750 | }
|
5751 | }
|
5752 | callback();
|
5753 | }
|
5754 |
|
5755 | function normalize(opts) {
|
5756 | if (opts.view && !opts.filter) {
|
5757 | opts.filter = '_view';
|
5758 | }
|
5759 |
|
5760 | if (opts.selector && !opts.filter) {
|
5761 | opts.filter = '_selector';
|
5762 | }
|
5763 |
|
5764 | if (opts.filter && typeof opts.filter === 'string') {
|
5765 | if (opts.filter === '_view') {
|
5766 | opts.view = normalizeDesignDocFunctionName(opts.view);
|
5767 | } else {
|
5768 | opts.filter = normalizeDesignDocFunctionName(opts.filter);
|
5769 | }
|
5770 | }
|
5771 | }
|
5772 |
|
5773 | function shouldFilter(changesHandler, opts) {
|
5774 | return opts.filter && typeof opts.filter === 'string' &&
|
5775 | !opts.doc_ids && !isRemote(changesHandler.db);
|
5776 | }
|
5777 |
|
5778 | function filter(changesHandler, opts) {
|
5779 | var callback = opts.complete;
|
5780 | if (opts.filter === '_view') {
|
5781 | if (!opts.view || typeof opts.view !== 'string') {
|
5782 | var err = createError(BAD_REQUEST,
|
5783 | '`view` filter parameter not found or invalid.');
|
5784 | return callback(err);
|
5785 | }
|
5786 |
|
5787 | var viewName = parseDesignDocFunctionName(opts.view);
|
5788 | changesHandler.db.get('_design/' + viewName[0], function (err, ddoc) {
|
5789 |
|
5790 | if (changesHandler.isCancelled) {
|
5791 | return callback(null, {status: 'cancelled'});
|
5792 | }
|
5793 |
|
5794 | if (err) {
|
5795 | return callback(generateErrorFromResponse(err));
|
5796 | }
|
5797 | var mapFun = ddoc && ddoc.views && ddoc.views[viewName[1]] &&
|
5798 | ddoc.views[viewName[1]].map;
|
5799 | if (!mapFun) {
|
5800 | return callback(createError(MISSING_DOC,
|
5801 | (ddoc.views ? 'missing json key: ' + viewName[1] :
|
5802 | 'missing json key: views')));
|
5803 | }
|
5804 | opts.filter = evalView(mapFun);
|
5805 | changesHandler.doChanges(opts);
|
5806 | });
|
5807 | } else if (opts.selector) {
|
5808 | opts.filter = function (doc) {
|
5809 | return matchesSelector(doc, opts.selector);
|
5810 | };
|
5811 | changesHandler.doChanges(opts);
|
5812 | } else {
|
5813 |
|
5814 | var filterName = parseDesignDocFunctionName(opts.filter);
|
5815 | changesHandler.db.get('_design/' + filterName[0], function (err, ddoc) {
|
5816 |
|
5817 | if (changesHandler.isCancelled) {
|
5818 | return callback(null, {status: 'cancelled'});
|
5819 | }
|
5820 |
|
5821 | if (err) {
|
5822 | return callback(generateErrorFromResponse(err));
|
5823 | }
|
5824 | var filterFun = ddoc && ddoc.filters && ddoc.filters[filterName[1]];
|
5825 | if (!filterFun) {
|
5826 | return callback(createError(MISSING_DOC,
|
5827 | ((ddoc && ddoc.filters) ? 'missing json key: ' + filterName[1]
|
5828 | : 'missing json key: filters')));
|
5829 | }
|
5830 | opts.filter = evalFilter(filterFun);
|
5831 | changesHandler.doChanges(opts);
|
5832 | });
|
5833 | }
|
5834 | }
|
5835 |
|
5836 | function applyChangesFilterPlugin(PouchDB) {
|
5837 | PouchDB._changesFilterPlugin = {
|
5838 | validate: validate,
|
5839 | normalize: normalize,
|
5840 | shouldFilter: shouldFilter,
|
5841 | filter: filter
|
5842 | };
|
5843 | }
|
5844 |
|
5845 |
|
5846 | PouchDB.plugin(applyChangesFilterPlugin);
|
5847 |
|
5848 | PouchDB.version = version;
|
5849 |
|
5850 | var IDB_NULL = Number.MIN_SAFE_INTEGER;
|
5851 | var IDB_FALSE = Number.MIN_SAFE_INTEGER + 1;
|
5852 | var IDB_TRUE = Number.MIN_SAFE_INTEGER + 2;
|
5853 |
|
5854 |
|
5855 |
|
5856 |
|
5857 |
|
5858 |
|
5859 |
|
5860 |
|
5861 |
|
5862 |
|
5863 |
|
5864 |
|
5865 |
|
5866 |
|
5867 |
|
5868 |
|
5869 |
|
5870 | var KEY_INVALID = /[^a-zA-Z0-9_$]+|(^[^a-zA-Z_$])/g;
|
5871 | var PATH_INVALID = /(\\.)|[^a-zA-Z0-9_$.]+|(^[^a-zA-Z_$])/g;
|
5872 | var SLASH = '\\'.charCodeAt(0);
|
5873 |
|
5874 |
|
5875 |
|
5876 |
|
5877 | var TEST_KEY_INVALID = /[^a-zA-Z0-9_$]+|(^[^a-zA-Z_$])/;
|
5878 | var TEST_PATH_INVALID = /(\\.)|[^a-zA-Z0-9_$.]+|(^[^a-zA-Z_$])/;
|
5879 | function needsSanitise(name, isPath) {
|
5880 | if (isPath) {
|
5881 | return TEST_PATH_INVALID.test(name);
|
5882 | } else {
|
5883 | return TEST_KEY_INVALID.test(name);
|
5884 | }
|
5885 | }
|
5886 |
|
5887 | function sanitise(name, isPath) {
|
5888 | var correctCharacters = function (match) {
|
5889 | var good = '';
|
5890 | for (var i = 0; i < match.length; i++) {
|
5891 | var code = match.charCodeAt(i);
|
5892 |
|
5893 |
|
5894 |
|
5895 |
|
5896 |
|
5897 |
|
5898 | if (code === SLASH && isPath) {
|
5899 | continue;
|
5900 | }
|
5901 |
|
5902 | good += '_c' + code + '_';
|
5903 | }
|
5904 | return good;
|
5905 | };
|
5906 |
|
5907 | if (isPath) {
|
5908 | return name.replace(PATH_INVALID, correctCharacters);
|
5909 | } else {
|
5910 | return name.replace(KEY_INVALID, correctCharacters);
|
5911 | }
|
5912 | }
|
5913 |
|
5914 | function needsRewrite(data) {
|
5915 | for (var key of Object.keys(data)) {
|
5916 | if (needsSanitise(key)) {
|
5917 | return true;
|
5918 | } else if (data[key] === null || typeof data[key] === 'boolean') {
|
5919 | return true;
|
5920 | } else if (typeof data[key] === 'object') {
|
5921 | return needsRewrite(data[key]);
|
5922 | }
|
5923 | }
|
5924 | }
|
5925 |
|
5926 | function rewrite(data) {
|
5927 | if (!needsRewrite(data)) {
|
5928 | return false;
|
5929 | }
|
5930 |
|
5931 | var isArray = Array.isArray(data);
|
5932 | var clone = isArray
|
5933 | ? []
|
5934 | : {};
|
5935 |
|
5936 | Object.keys(data).forEach(function (key) {
|
5937 | var safeKey = isArray ? key : sanitise(key);
|
5938 |
|
5939 | if (data[key] === null) {
|
5940 | clone[safeKey] = IDB_NULL;
|
5941 | } else if (typeof data[key] === 'boolean') {
|
5942 | clone[safeKey] = data[key] ? IDB_TRUE : IDB_FALSE;
|
5943 | } else if (typeof data[key] === 'object') {
|
5944 | clone[safeKey] = rewrite(data[key]);
|
5945 | } else {
|
5946 | clone[safeKey] = data[key];
|
5947 | }
|
5948 | });
|
5949 |
|
5950 | return clone;
|
5951 | }
|
5952 |
|
5953 | var DOC_STORE = 'docs';
|
5954 | var META_STORE = 'meta';
|
5955 |
|
5956 | function idbError(callback) {
|
5957 | return function (evt) {
|
5958 | var message = 'unknown_error';
|
5959 | if (evt.target && evt.target.error) {
|
5960 | message = evt.target.error.name || evt.target.error.message;
|
5961 | }
|
5962 | callback(createError(IDB_ERROR, message, evt.type));
|
5963 | };
|
5964 | }
|
5965 |
|
5966 | function processAttachment(name, src, doc, isBinary) {
|
5967 |
|
5968 | delete doc._attachments[name].stub;
|
5969 |
|
5970 | if (isBinary) {
|
5971 | doc._attachments[name].data =
|
5972 | src.attachments[doc._attachments[name].digest].data;
|
5973 | return Promise.resolve();
|
5974 | }
|
5975 |
|
5976 | return new Promise(function (resolve) {
|
5977 | var data = src.attachments[doc._attachments[name].digest].data;
|
5978 | readAsBinaryString(data, function (binString) {
|
5979 | doc._attachments[name].data = thisBtoa(binString);
|
5980 | delete doc._attachments[name].length;
|
5981 | resolve();
|
5982 | });
|
5983 | });
|
5984 | }
|
5985 |
|
5986 | function rawIndexFields(ddoc, viewName) {
|
5987 |
|
5988 | var fields = ddoc.views[viewName].options &&
|
5989 | ddoc.views[viewName].options.def &&
|
5990 | ddoc.views[viewName].options.def.fields || [];
|
5991 |
|
5992 |
|
5993 | return fields.map(function (field) {
|
5994 | if (typeof field === 'string') {
|
5995 | return field;
|
5996 | } else {
|
5997 | return Object.keys(field)[0];
|
5998 | }
|
5999 | });
|
6000 | }
|
6001 |
|
6002 | function naturalIndexName(fields) {
|
6003 | return '_find_idx/' + fields.join('/');
|
6004 | }
|
6005 |
|
6006 |
|
6007 |
|
6008 |
|
6009 |
|
6010 |
|
6011 |
|
6012 |
|
6013 |
|
6014 |
|
6015 | function correctIndexFields(fields) {
|
6016 |
|
6017 |
|
6018 | return ['deleted'].concat(
|
6019 | fields.map(function (field) {
|
6020 | if (field in ['_id', '_rev', '_deleted', '_attachments']) {
|
6021 |
|
6022 | return field.substr(1);
|
6023 | } else {
|
6024 |
|
6025 | return 'data.' + sanitise(field, true);
|
6026 | }
|
6027 | })
|
6028 | );
|
6029 | }
|
6030 |
|
6031 |
|
6032 |
|
6033 |
|
6034 |
|
6035 | var POUCHDB_IDB_VERSION = 1;
|
6036 |
|
6037 |
|
6038 |
|
6039 |
|
6040 |
|
6041 |
|
6042 |
|
6043 |
|
6044 |
|
6045 |
|
6046 |
|
6047 |
|
6048 |
|
6049 |
|
6050 |
|
6051 |
|
6052 |
|
6053 |
|
6054 |
|
6055 |
|
6056 |
|
6057 |
|
6058 |
|
6059 | var versionMultiplier = Math.pow(10, 13);
|
6060 | function createIdbVersion() {
|
6061 | return (versionMultiplier * POUCHDB_IDB_VERSION) + new Date().getTime();
|
6062 | }
|
6063 | function getPouchDbVersion(version) {
|
6064 | return Math.floor(version / versionMultiplier);
|
6065 | }
|
6066 |
|
6067 | function maintainNativeIndexes(openReq, reject) {
|
6068 | var docStore = openReq.transaction.objectStore(DOC_STORE);
|
6069 | var ddocsReq = docStore.getAll(IDBKeyRange.bound('_design/', '_design/\uffff'));
|
6070 |
|
6071 | ddocsReq.onsuccess = function (e) {
|
6072 | var results = e.target.result;
|
6073 | var existingIndexNames = Array.from(docStore.indexNames);
|
6074 |
|
6075 |
|
6076 |
|
6077 | var expectedIndexes = results.filter(function (row) {
|
6078 | return row.deleted === 0 && row.revs[row.rev].data.views;
|
6079 | }).map(function (row) {
|
6080 | return row.revs[row.rev].data;
|
6081 | }).reduce(function (indexes, ddoc) {
|
6082 | return Object.keys(ddoc.views).reduce(function (acc, viewName) {
|
6083 | var fields = rawIndexFields(ddoc, viewName);
|
6084 |
|
6085 | if (fields && fields.length > 0) {
|
6086 | acc[naturalIndexName(fields)] = correctIndexFields(fields);
|
6087 | }
|
6088 |
|
6089 | return acc;
|
6090 | }, indexes);
|
6091 | }, {});
|
6092 |
|
6093 | var expectedIndexNames = Object.keys(expectedIndexes);
|
6094 |
|
6095 |
|
6096 | var systemIndexNames = ['seq'];
|
6097 | existingIndexNames.forEach(function (index) {
|
6098 | if (systemIndexNames.indexOf(index) === -1 && expectedIndexNames.indexOf(index) === -1) {
|
6099 | docStore.deleteIndex(index);
|
6100 | }
|
6101 | });
|
6102 |
|
6103 |
|
6104 | var newIndexNames = expectedIndexNames.filter(function (ei) {
|
6105 | return existingIndexNames.indexOf(ei) === -1;
|
6106 | });
|
6107 |
|
6108 | try {
|
6109 | newIndexNames.forEach(function (indexName) {
|
6110 | docStore.createIndex(indexName, expectedIndexes[indexName]);
|
6111 | });
|
6112 | } catch (err) {
|
6113 | reject(err);
|
6114 | }
|
6115 | };
|
6116 | }
|
6117 |
|
6118 | function upgradePouchDbSchema(db, pouchdbVersion) {
|
6119 | if (pouchdbVersion < 1) {
|
6120 | var docStore = db.createObjectStore(DOC_STORE, {keyPath : 'id'});
|
6121 | docStore.createIndex('seq', 'seq', {unique: true});
|
6122 |
|
6123 | db.createObjectStore(META_STORE, {keyPath: 'id'});
|
6124 | }
|
6125 |
|
6126 |
|
6127 |
|
6128 | }
|
6129 |
|
6130 | function openDatabase(openDatabases, api, opts, resolve, reject) {
|
6131 | var openReq = opts.versionchanged ?
|
6132 | indexedDB.open(opts.name) :
|
6133 | indexedDB.open(opts.name, createIdbVersion());
|
6134 |
|
6135 | openReq.onupgradeneeded = function (e) {
|
6136 | var db = e.target.result;
|
6137 |
|
6138 | var pouchdbVersion = getPouchDbVersion(e.oldVersion);
|
6139 | upgradePouchDbSchema(db, pouchdbVersion);
|
6140 | maintainNativeIndexes(openReq, reject);
|
6141 | };
|
6142 |
|
6143 | openReq.onblocked = function (e) {
|
6144 |
|
6145 |
|
6146 |
|
6147 |
|
6148 |
|
6149 | console.error('onblocked, this should never happen', e);
|
6150 | };
|
6151 |
|
6152 | openReq.onsuccess = function (e) {
|
6153 | var idb = e.target.result;
|
6154 |
|
6155 | idb.onabort = function (e) {
|
6156 | console.error('Database has a global failure', e.target.error);
|
6157 | delete openDatabases[opts.name];
|
6158 | idb.close();
|
6159 | };
|
6160 |
|
6161 | idb.onversionchange = function () {
|
6162 | console.log('Database was made stale, closing handle');
|
6163 | openDatabases[opts.name].versionchanged = true;
|
6164 | idb.close();
|
6165 | };
|
6166 |
|
6167 | var metadata = {id: META_STORE};
|
6168 | var txn = idb.transaction([META_STORE], 'readwrite');
|
6169 |
|
6170 | txn.oncomplete = function () {
|
6171 | resolve({idb: idb, metadata: metadata});
|
6172 | };
|
6173 |
|
6174 | var metaStore = txn.objectStore(META_STORE);
|
6175 | metaStore.get(META_STORE).onsuccess = function (e) {
|
6176 | metadata = e.target.result || metadata;
|
6177 | var changed = false;
|
6178 |
|
6179 | if (!('doc_count' in metadata)) {
|
6180 | changed = true;
|
6181 | metadata.doc_count = 0;
|
6182 | }
|
6183 |
|
6184 | if (!('seq' in metadata)) {
|
6185 | changed = true;
|
6186 | metadata.seq = 0;
|
6187 | }
|
6188 |
|
6189 | if (!('db_uuid' in metadata)) {
|
6190 | changed = true;
|
6191 | metadata.db_uuid = uuid();
|
6192 | }
|
6193 |
|
6194 | if (changed) {
|
6195 | metaStore.put(metadata);
|
6196 | }
|
6197 | };
|
6198 | };
|
6199 | }
|
6200 |
|
6201 | function setup (openDatabases, api, opts) {
|
6202 | if (!openDatabases[opts.name] || openDatabases[opts.name].versionchanged) {
|
6203 | opts.versionchanged = openDatabases[opts.name] &&
|
6204 | openDatabases[opts.name].versionchanged;
|
6205 |
|
6206 | openDatabases[opts.name] = new Promise(function (resolve, reject) {
|
6207 | openDatabase(openDatabases, api, opts, resolve, reject);
|
6208 | });
|
6209 | }
|
6210 |
|
6211 | return openDatabases[opts.name];
|
6212 | }
|
6213 |
|
6214 | function info (metadata, callback) {
|
6215 | callback(null, {
|
6216 | doc_count: metadata.doc_count,
|
6217 | update_seq: metadata.seq
|
6218 | });
|
6219 | }
|
6220 |
|
6221 | function get (txn, id, opts, callback) {
|
6222 | if (txn.error) {
|
6223 | return callback(txn.error);
|
6224 | }
|
6225 |
|
6226 | txn.txn.objectStore(DOC_STORE).get(id).onsuccess = function (e) {
|
6227 | var doc = e.target.result;
|
6228 | var rev;
|
6229 | if (!opts.rev) {
|
6230 | rev = (doc && doc.rev);
|
6231 | } else {
|
6232 | rev = opts.latest ? latest(opts.rev, doc) : opts.rev;
|
6233 | }
|
6234 |
|
6235 | if (!doc || (doc.deleted && !opts.rev) || !(rev in doc.revs)) {
|
6236 | callback(createError(MISSING_DOC, 'missing'));
|
6237 | return;
|
6238 | }
|
6239 |
|
6240 | var result = doc.revs[rev].data;
|
6241 | result._id = doc.id;
|
6242 | result._rev = rev;
|
6243 |
|
6244 |
|
6245 |
|
6246 |
|
6247 | callback(null, {
|
6248 | doc: result,
|
6249 | metadata: doc,
|
6250 | ctx: txn
|
6251 | });
|
6252 | };
|
6253 | }
|
6254 |
|
6255 | function parseAttachment(attachment, opts, cb) {
|
6256 | if (opts.binary) {
|
6257 | return cb(null, attachment);
|
6258 | } else {
|
6259 | readAsBinaryString(attachment, function (binString) {
|
6260 | cb(null, thisBtoa(binString));
|
6261 | });
|
6262 | }
|
6263 | }
|
6264 |
|
6265 | function getAttachment(txn, docId, attachId, _, opts, cb) {
|
6266 | if (txn.error) {
|
6267 | return cb(txn.error);
|
6268 | }
|
6269 |
|
6270 | var attachment;
|
6271 |
|
6272 | txn.txn.objectStore(DOC_STORE).get(docId).onsuccess = function (e) {
|
6273 | var doc = e.target.result;
|
6274 | var rev = doc.revs[opts.rev || doc.rev].data;
|
6275 | var digest = rev._attachments[attachId].digest;
|
6276 | attachment = doc.attachments[digest].data;
|
6277 | };
|
6278 |
|
6279 | txn.txn.oncomplete = function () {
|
6280 | parseAttachment(attachment, opts, cb);
|
6281 | };
|
6282 |
|
6283 | txn.txn.onabort = cb;
|
6284 | }
|
6285 |
|
6286 | function toObject(array) {
|
6287 | return array.reduce(function (obj, item) {
|
6288 | obj[item] = true;
|
6289 | return obj;
|
6290 | }, {});
|
6291 | }
|
6292 |
|
6293 | var reservedWords = toObject([
|
6294 | '_id',
|
6295 | '_rev',
|
6296 | '_attachments',
|
6297 | '_deleted',
|
6298 | '_revisions',
|
6299 | '_revs_info',
|
6300 | '_conflicts',
|
6301 | '_deleted_conflicts',
|
6302 | '_local_seq',
|
6303 | '_rev_tree',
|
6304 |
|
6305 | '_replication_id',
|
6306 | '_replication_state',
|
6307 | '_replication_state_time',
|
6308 | '_replication_state_reason',
|
6309 | '_replication_stats',
|
6310 |
|
6311 | '_removed'
|
6312 | ]);
|
6313 |
|
6314 |
|
6315 | var dataWords = toObject([
|
6316 | '_attachments',
|
6317 |
|
6318 | '_replication_id',
|
6319 | '_replication_state',
|
6320 | '_replication_state_time',
|
6321 | '_replication_state_reason',
|
6322 | '_replication_stats'
|
6323 | ]);
|
6324 |
|
6325 | function parseRevisionInfo(rev$$1) {
|
6326 | if (!/^\d+-./.test(rev$$1)) {
|
6327 | return createError(INVALID_REV);
|
6328 | }
|
6329 | var idx = rev$$1.indexOf('-');
|
6330 | var left = rev$$1.substring(0, idx);
|
6331 | var right = rev$$1.substring(idx + 1);
|
6332 | return {
|
6333 | prefix: parseInt(left, 10),
|
6334 | id: right
|
6335 | };
|
6336 | }
|
6337 |
|
6338 | function makeRevTreeFromRevisions(revisions, opts) {
|
6339 | var pos = revisions.start - revisions.ids.length + 1;
|
6340 |
|
6341 | var revisionIds = revisions.ids;
|
6342 | var ids = [revisionIds[0], opts, []];
|
6343 |
|
6344 | for (var i = 1, len = revisionIds.length; i < len; i++) {
|
6345 | ids = [revisionIds[i], {status: 'missing'}, [ids]];
|
6346 | }
|
6347 |
|
6348 | return [{
|
6349 | pos: pos,
|
6350 | ids: ids
|
6351 | }];
|
6352 | }
|
6353 |
|
6354 |
|
6355 |
|
6356 | function parseDoc(doc, newEdits, dbOpts) {
|
6357 | if (!dbOpts) {
|
6358 | dbOpts = {
|
6359 | deterministic_revs: true
|
6360 | };
|
6361 | }
|
6362 |
|
6363 | var nRevNum;
|
6364 | var newRevId;
|
6365 | var revInfo;
|
6366 | var opts = {status: 'available'};
|
6367 | if (doc._deleted) {
|
6368 | opts.deleted = true;
|
6369 | }
|
6370 |
|
6371 | if (newEdits) {
|
6372 | if (!doc._id) {
|
6373 | doc._id = uuid();
|
6374 | }
|
6375 | newRevId = rev(doc, dbOpts.deterministic_revs);
|
6376 | if (doc._rev) {
|
6377 | revInfo = parseRevisionInfo(doc._rev);
|
6378 | if (revInfo.error) {
|
6379 | return revInfo;
|
6380 | }
|
6381 | doc._rev_tree = [{
|
6382 | pos: revInfo.prefix,
|
6383 | ids: [revInfo.id, {status: 'missing'}, [[newRevId, opts, []]]]
|
6384 | }];
|
6385 | nRevNum = revInfo.prefix + 1;
|
6386 | } else {
|
6387 | doc._rev_tree = [{
|
6388 | pos: 1,
|
6389 | ids : [newRevId, opts, []]
|
6390 | }];
|
6391 | nRevNum = 1;
|
6392 | }
|
6393 | } else {
|
6394 | if (doc._revisions) {
|
6395 | doc._rev_tree = makeRevTreeFromRevisions(doc._revisions, opts);
|
6396 | nRevNum = doc._revisions.start;
|
6397 | newRevId = doc._revisions.ids[0];
|
6398 | }
|
6399 | if (!doc._rev_tree) {
|
6400 | revInfo = parseRevisionInfo(doc._rev);
|
6401 | if (revInfo.error) {
|
6402 | return revInfo;
|
6403 | }
|
6404 | nRevNum = revInfo.prefix;
|
6405 | newRevId = revInfo.id;
|
6406 | doc._rev_tree = [{
|
6407 | pos: nRevNum,
|
6408 | ids: [newRevId, opts, []]
|
6409 | }];
|
6410 | }
|
6411 | }
|
6412 |
|
6413 | invalidIdError(doc._id);
|
6414 |
|
6415 | doc._rev = nRevNum + '-' + newRevId;
|
6416 |
|
6417 | var result = {metadata : {}, data : {}};
|
6418 | for (var key in doc) {
|
6419 |
|
6420 | if (Object.prototype.hasOwnProperty.call(doc, key)) {
|
6421 | var specialKey = key[0] === '_';
|
6422 | if (specialKey && !reservedWords[key]) {
|
6423 | var error = createError(DOC_VALIDATION, key);
|
6424 | error.message = DOC_VALIDATION.message + ': ' + key;
|
6425 | throw error;
|
6426 | } else if (specialKey && !dataWords[key]) {
|
6427 | result.metadata[key.slice(1)] = doc[key];
|
6428 | } else {
|
6429 | result.data[key] = doc[key];
|
6430 | }
|
6431 | }
|
6432 | }
|
6433 | return result;
|
6434 | }
|
6435 |
|
6436 | function bulkDocs (api, req, opts, metadata, dbOpts, idbChanges, callback) {
|
6437 |
|
6438 | var txn;
|
6439 |
|
6440 |
|
6441 | var error;
|
6442 | var results = [];
|
6443 | var docs = [];
|
6444 | var lastWriteIndex;
|
6445 |
|
6446 | var revsLimit = dbOpts.revs_limit || 1000;
|
6447 | var rewriteEnabled = dbOpts.name.indexOf("-mrview-") === -1;
|
6448 |
|
6449 |
|
6450 | function docsRevsLimit(doc) {
|
6451 | return /^_local/.test(doc.id) ? 1 : revsLimit;
|
6452 | }
|
6453 |
|
6454 | function rootIsMissing(doc) {
|
6455 | return doc.rev_tree[0].ids[1].status === 'missing';
|
6456 | }
|
6457 |
|
6458 | function parseBase64(data) {
|
6459 | try {
|
6460 | return atob(data);
|
6461 | } catch (e) {
|
6462 | return {
|
6463 | error: createError(BAD_ARG, 'Attachment is not a valid base64 string')
|
6464 | };
|
6465 | }
|
6466 | }
|
6467 |
|
6468 |
|
6469 |
|
6470 | function fetchExistingDocs(txn, docs) {
|
6471 | var fetched = 0;
|
6472 | var oldDocs = {};
|
6473 |
|
6474 | function readDone(e) {
|
6475 | if (e.target.result) {
|
6476 | oldDocs[e.target.result.id] = e.target.result;
|
6477 | }
|
6478 | if (++fetched === docs.length) {
|
6479 | processDocs$$1(txn, docs, oldDocs);
|
6480 | }
|
6481 | }
|
6482 |
|
6483 | docs.forEach(function (doc) {
|
6484 | txn.objectStore(DOC_STORE).get(doc.id).onsuccess = readDone;
|
6485 | });
|
6486 | }
|
6487 |
|
6488 | function processDocs$$1(txn, docs, oldDocs) {
|
6489 |
|
6490 | docs.forEach(function (doc, i) {
|
6491 | var newDoc;
|
6492 |
|
6493 |
|
6494 | if ('was_delete' in opts && !(oldDocs.hasOwnProperty(doc.id))) {
|
6495 | newDoc = createError(MISSING_DOC, 'deleted');
|
6496 |
|
6497 |
|
6498 | } else if (opts.new_edits &&
|
6499 | !oldDocs.hasOwnProperty(doc.id) &&
|
6500 | rootIsMissing(doc)) {
|
6501 | newDoc = createError(REV_CONFLICT);
|
6502 |
|
6503 |
|
6504 | } else if (oldDocs.hasOwnProperty(doc.id)) {
|
6505 | newDoc = update(txn, doc, oldDocs[doc.id]);
|
6506 |
|
6507 |
|
6508 | if (newDoc == false) {
|
6509 | return;
|
6510 | }
|
6511 |
|
6512 |
|
6513 | } else {
|
6514 |
|
6515 | var merged = merge([], doc.rev_tree[0], docsRevsLimit(doc));
|
6516 | doc.rev_tree = merged.tree;
|
6517 | doc.stemmedRevs = merged.stemmedRevs;
|
6518 | newDoc = doc;
|
6519 | newDoc.isNewDoc = true;
|
6520 | newDoc.wasDeleted = doc.revs[doc.rev].deleted ? 1 : 0;
|
6521 | }
|
6522 |
|
6523 | if (newDoc.error) {
|
6524 | results[i] = newDoc;
|
6525 | } else {
|
6526 | oldDocs[newDoc.id] = newDoc;
|
6527 | lastWriteIndex = i;
|
6528 | write(txn, newDoc, i);
|
6529 | }
|
6530 | });
|
6531 | }
|
6532 |
|
6533 |
|
6534 |
|
6535 | function convertDocFormat(doc) {
|
6536 |
|
6537 | var newDoc = {
|
6538 | id: doc.metadata.id,
|
6539 | rev: doc.metadata.rev,
|
6540 | rev_tree: doc.metadata.rev_tree,
|
6541 | revs: doc.metadata.revs || {}
|
6542 | };
|
6543 |
|
6544 | newDoc.revs[newDoc.rev] = {
|
6545 | data: doc.data,
|
6546 | deleted: doc.metadata.deleted
|
6547 | };
|
6548 |
|
6549 | return newDoc;
|
6550 | }
|
6551 |
|
6552 | function update(txn, doc, oldDoc) {
|
6553 |
|
6554 |
|
6555 | if ((doc.rev in oldDoc.revs) && !opts.new_edits) {
|
6556 | return false;
|
6557 | }
|
6558 |
|
6559 | var isRoot = /^1-/.test(doc.rev);
|
6560 |
|
6561 |
|
6562 | if (oldDoc.deleted && !doc.deleted && opts.new_edits && isRoot) {
|
6563 | var tmp = doc.revs[doc.rev].data;
|
6564 | tmp._rev = oldDoc.rev;
|
6565 | tmp._id = oldDoc.id;
|
6566 | doc = convertDocFormat(parseDoc(tmp, opts.new_edits, dbOpts));
|
6567 | }
|
6568 |
|
6569 | var merged = merge(oldDoc.rev_tree, doc.rev_tree[0], docsRevsLimit(doc));
|
6570 | doc.stemmedRevs = merged.stemmedRevs;
|
6571 | doc.rev_tree = merged.tree;
|
6572 |
|
6573 |
|
6574 | var revs = oldDoc.revs;
|
6575 | revs[doc.rev] = doc.revs[doc.rev];
|
6576 | doc.revs = revs;
|
6577 |
|
6578 | doc.attachments = oldDoc.attachments;
|
6579 |
|
6580 | var inConflict = opts.new_edits && (((oldDoc.deleted && doc.deleted) ||
|
6581 | (!oldDoc.deleted && merged.conflicts !== 'new_leaf') ||
|
6582 | (oldDoc.deleted && !doc.deleted && merged.conflicts === 'new_branch') ||
|
6583 | (oldDoc.rev === doc.rev)));
|
6584 |
|
6585 | if (inConflict) {
|
6586 | return createError(REV_CONFLICT);
|
6587 | }
|
6588 |
|
6589 | doc.wasDeleted = oldDoc.deleted;
|
6590 |
|
6591 | return doc;
|
6592 | }
|
6593 |
|
6594 | function write(txn, doc, i) {
|
6595 |
|
6596 |
|
6597 |
|
6598 | var winningRev$$1 = winningRev(doc);
|
6599 |
|
6600 | var writtenRev = doc.rev;
|
6601 | var isLocal = /^_local/.test(doc.id);
|
6602 |
|
6603 | var theDoc = doc.revs[winningRev$$1].data;
|
6604 |
|
6605 | if (rewriteEnabled) {
|
6606 |
|
6607 |
|
6608 | var result = rewrite(theDoc);
|
6609 | if (result) {
|
6610 | doc.data = result;
|
6611 | delete doc.data._attachments;
|
6612 | } else {
|
6613 | doc.data = theDoc;
|
6614 | }
|
6615 | } else {
|
6616 | doc.data = theDoc;
|
6617 | }
|
6618 |
|
6619 | doc.rev = winningRev$$1;
|
6620 |
|
6621 | doc.deleted = doc.revs[winningRev$$1].deleted ? 1 : 0;
|
6622 |
|
6623 |
|
6624 |
|
6625 |
|
6626 | if (!isLocal) {
|
6627 | doc.seq = ++metadata.seq;
|
6628 |
|
6629 | var delta = 0;
|
6630 |
|
6631 | if (doc.isNewDoc) {
|
6632 | delta = doc.deleted ? 0 : 1;
|
6633 | } else if (doc.wasDeleted !== doc.deleted) {
|
6634 | delta = doc.deleted ? -1 : 1;
|
6635 | }
|
6636 | metadata.doc_count += delta;
|
6637 | }
|
6638 | delete doc.isNewDoc;
|
6639 | delete doc.wasDeleted;
|
6640 |
|
6641 |
|
6642 |
|
6643 | if (doc.stemmedRevs) {
|
6644 | doc.stemmedRevs.forEach(function (rev) { delete doc.revs[rev]; });
|
6645 | }
|
6646 | delete doc.stemmedRevs;
|
6647 |
|
6648 | if (!('attachments' in doc)) {
|
6649 | doc.attachments = {};
|
6650 | }
|
6651 |
|
6652 | if (theDoc._attachments) {
|
6653 | for (var k in theDoc._attachments) {
|
6654 | var attachment = theDoc._attachments[k];
|
6655 | if (attachment.stub) {
|
6656 | if (!(attachment.digest in doc.attachments)) {
|
6657 | error = createError(MISSING_STUB);
|
6658 |
|
6659 |
|
6660 | txn.abort();
|
6661 | return;
|
6662 | }
|
6663 |
|
6664 | doc.attachments[attachment.digest].revs[writtenRev] = true;
|
6665 |
|
6666 | } else {
|
6667 |
|
6668 | doc.attachments[attachment.digest] = attachment;
|
6669 | doc.attachments[attachment.digest].revs = {};
|
6670 | doc.attachments[attachment.digest].revs[writtenRev] = true;
|
6671 |
|
6672 | theDoc._attachments[k] = {
|
6673 | stub: true,
|
6674 | digest: attachment.digest,
|
6675 | content_type: attachment.content_type,
|
6676 | length: attachment.length,
|
6677 | revpos: parseInt(writtenRev, 10)
|
6678 | };
|
6679 | }
|
6680 | }
|
6681 | }
|
6682 |
|
6683 |
|
6684 | if (isLocal && doc.deleted) {
|
6685 | txn.objectStore(DOC_STORE)["delete"](doc.id).onsuccess = function () {
|
6686 | results[i] = {
|
6687 | ok: true,
|
6688 | id: doc.id,
|
6689 | rev: '0-0'
|
6690 | };
|
6691 | };
|
6692 | updateSeq(i);
|
6693 | return;
|
6694 | }
|
6695 |
|
6696 | txn.objectStore(DOC_STORE).put(doc).onsuccess = function () {
|
6697 | results[i] = {
|
6698 | ok: true,
|
6699 | id: doc.id,
|
6700 | rev: writtenRev
|
6701 | };
|
6702 | updateSeq(i);
|
6703 | };
|
6704 | }
|
6705 |
|
6706 | function updateSeq(i) {
|
6707 | if (i === lastWriteIndex) {
|
6708 | txn.objectStore(META_STORE).put(metadata);
|
6709 | }
|
6710 | }
|
6711 |
|
6712 | function preProcessAttachment(attachment) {
|
6713 | if (attachment.stub) {
|
6714 | return Promise.resolve(attachment);
|
6715 | }
|
6716 |
|
6717 | var binData;
|
6718 | if (typeof attachment.data === 'string') {
|
6719 | binData = parseBase64(attachment.data);
|
6720 | if (binData.error) {
|
6721 | return Promise.reject(binData.error);
|
6722 | }
|
6723 | attachment.data = binStringToBluffer(binData, attachment.content_type);
|
6724 | } else {
|
6725 | binData = attachment.data;
|
6726 | }
|
6727 |
|
6728 | return new Promise(function (resolve) {
|
6729 | binaryMd5(binData, function (result) {
|
6730 | attachment.digest = 'md5-' + result;
|
6731 | attachment.length = binData.size || binData.length || 0;
|
6732 | resolve(attachment);
|
6733 | });
|
6734 | });
|
6735 | }
|
6736 |
|
6737 | function preProcessAttachments() {
|
6738 | var promises = docs.map(function (doc) {
|
6739 | var data = doc.revs[doc.rev].data;
|
6740 | if (!data._attachments) {
|
6741 | return Promise.resolve(data);
|
6742 | }
|
6743 | var attachments = Object.keys(data._attachments).map(function (k) {
|
6744 | data._attachments[k].name = k;
|
6745 | return preProcessAttachment(data._attachments[k]);
|
6746 | });
|
6747 |
|
6748 | return Promise.all(attachments).then(function (newAttachments) {
|
6749 | var processed = {};
|
6750 | newAttachments.forEach(function (attachment) {
|
6751 | processed[attachment.name] = attachment;
|
6752 | delete attachment.name;
|
6753 | });
|
6754 | data._attachments = processed;
|
6755 | return data;
|
6756 | });
|
6757 | });
|
6758 | return Promise.all(promises);
|
6759 | }
|
6760 |
|
6761 | for (var i = 0, len = req.docs.length; i < len; i++) {
|
6762 | var result;
|
6763 |
|
6764 |
|
6765 | try {
|
6766 | result = parseDoc(req.docs[i], opts.new_edits, dbOpts);
|
6767 | } catch (err) {
|
6768 | result = err;
|
6769 | }
|
6770 | if (result.error) {
|
6771 | return callback(result);
|
6772 | }
|
6773 |
|
6774 |
|
6775 |
|
6776 | docs.push(convertDocFormat(result));
|
6777 | }
|
6778 |
|
6779 | preProcessAttachments().then(function () {
|
6780 | api._openTransactionSafely([DOC_STORE, META_STORE], 'readwrite', function (err, _txn) {
|
6781 | if (err) {
|
6782 | return callback(err);
|
6783 | }
|
6784 |
|
6785 | txn = _txn;
|
6786 |
|
6787 | txn.onabort = function () {
|
6788 | callback(error);
|
6789 | };
|
6790 | txn.ontimeout = idbError(callback);
|
6791 |
|
6792 | txn.oncomplete = function () {
|
6793 | idbChanges.notify(dbOpts.name);
|
6794 | callback(null, results);
|
6795 | };
|
6796 |
|
6797 |
|
6798 | fetchExistingDocs(txn, docs);
|
6799 | });
|
6800 | })["catch"](function (err) {
|
6801 | callback(err);
|
6802 | });
|
6803 | }
|
6804 |
|
6805 | function allDocsKeys(keys, docStore, allDocsInner) {
|
6806 |
|
6807 | var valuesBatch = new Array(keys.length);
|
6808 | var count = 0;
|
6809 | keys.forEach(function (key, index) {
|
6810 | docStore.get(key).onsuccess = function (event) {
|
6811 | if (event.target.result) {
|
6812 | valuesBatch[index] = event.target.result;
|
6813 | } else {
|
6814 | valuesBatch[index] = {key: key, error: 'not_found'};
|
6815 | }
|
6816 | count++;
|
6817 | if (count === keys.length) {
|
6818 | valuesBatch.forEach(function (doc) {
|
6819 | allDocsInner(doc);
|
6820 | });
|
6821 | }
|
6822 | };
|
6823 | });
|
6824 | }
|
6825 |
|
6826 | function createKeyRange(start, end, inclusiveEnd, key, descending) {
|
6827 | try {
|
6828 | if (start && end) {
|
6829 | if (descending) {
|
6830 | return IDBKeyRange.bound(end, start, !inclusiveEnd, false);
|
6831 | } else {
|
6832 | return IDBKeyRange.bound(start, end, false, !inclusiveEnd);
|
6833 | }
|
6834 | } else if (start) {
|
6835 | if (descending) {
|
6836 | return IDBKeyRange.upperBound(start);
|
6837 | } else {
|
6838 | return IDBKeyRange.lowerBound(start);
|
6839 | }
|
6840 | } else if (end) {
|
6841 | if (descending) {
|
6842 | return IDBKeyRange.lowerBound(end, !inclusiveEnd);
|
6843 | } else {
|
6844 | return IDBKeyRange.upperBound(end, !inclusiveEnd);
|
6845 | }
|
6846 | } else if (key) {
|
6847 | return IDBKeyRange.only(key);
|
6848 | }
|
6849 | } catch (e) {
|
6850 | return {error: e};
|
6851 | }
|
6852 | return null;
|
6853 | }
|
6854 |
|
6855 | function handleKeyRangeError(opts, metadata, err, callback) {
|
6856 | if (err.name === "DataError" && err.code === 0) {
|
6857 |
|
6858 | var returnVal = {
|
6859 | total_rows: metadata.doc_count,
|
6860 | offset: opts.skip,
|
6861 | rows: []
|
6862 | };
|
6863 |
|
6864 | if (opts.update_seq) {
|
6865 | returnVal.update_seq = metadata.seq;
|
6866 | }
|
6867 | return callback(null, returnVal);
|
6868 | }
|
6869 | callback(createError(IDB_ERROR, err.name, err.message));
|
6870 | }
|
6871 |
|
6872 | function allDocs (txn, metadata, opts, callback) {
|
6873 | if (txn.error) {
|
6874 | return callback(txn.error);
|
6875 | }
|
6876 |
|
6877 |
|
6878 | if (opts.limit === 0) {
|
6879 | var returnVal = {
|
6880 | total_rows: metadata.doc_count,
|
6881 | offset: opts.skip,
|
6882 | rows: []
|
6883 | };
|
6884 |
|
6885 |
|
6886 | if (opts.update_seq) {
|
6887 | returnVal.update_seq = metadata.seq;
|
6888 | }
|
6889 | return callback(null, returnVal);
|
6890 | }
|
6891 |
|
6892 | var results = [];
|
6893 | var processing = [];
|
6894 |
|
6895 | var start = 'startkey' in opts ? opts.startkey : false;
|
6896 | var end = 'endkey' in opts ? opts.endkey : false;
|
6897 | var key = 'key' in opts ? opts.key : false;
|
6898 | var keys = 'keys' in opts ? opts.keys : false;
|
6899 | var skip = opts.skip || 0;
|
6900 | var limit = typeof opts.limit === 'number' ? opts.limit : -1;
|
6901 | var inclusiveEnd = opts.inclusive_end !== false;
|
6902 | var descending = 'descending' in opts && opts.descending ? 'prev' : null;
|
6903 |
|
6904 | var keyRange;
|
6905 | if (!keys) {
|
6906 | keyRange = createKeyRange(start, end, inclusiveEnd, key, descending);
|
6907 | if (keyRange && keyRange.error) {
|
6908 | return handleKeyRangeError(opts, metadata, keyRange.error, callback);
|
6909 | }
|
6910 | }
|
6911 |
|
6912 | var docStore = txn.txn.objectStore(DOC_STORE);
|
6913 |
|
6914 | txn.txn.oncomplete = onTxnComplete;
|
6915 |
|
6916 | if (keys) {
|
6917 | return allDocsKeys(opts.keys, docStore, allDocsInner);
|
6918 | }
|
6919 |
|
6920 | function include_doc(row, doc) {
|
6921 | var docData = doc.revs[doc.rev].data;
|
6922 |
|
6923 | row.doc = docData;
|
6924 | row.doc._id = doc.id;
|
6925 | row.doc._rev = doc.rev;
|
6926 | if (opts.conflicts) {
|
6927 | var conflicts = collectConflicts(doc);
|
6928 | if (conflicts.length) {
|
6929 | row.doc._conflicts = conflicts;
|
6930 | }
|
6931 | }
|
6932 | if (opts.attachments && docData._attachments) {
|
6933 | for (var name in docData._attachments) {
|
6934 | processing.push(processAttachment(name, doc, row.doc, opts.binary));
|
6935 | }
|
6936 | }
|
6937 | }
|
6938 |
|
6939 | function allDocsInner(doc) {
|
6940 | if (doc.error && keys) {
|
6941 |
|
6942 | results.push(doc);
|
6943 | return true;
|
6944 | }
|
6945 |
|
6946 | var row = {
|
6947 | id: doc.id,
|
6948 | key: doc.id,
|
6949 | value: {
|
6950 | rev: doc.rev
|
6951 | }
|
6952 | };
|
6953 |
|
6954 | var deleted = doc.deleted;
|
6955 | if (deleted) {
|
6956 | if (keys) {
|
6957 | results.push(row);
|
6958 | row.value.deleted = true;
|
6959 | row.doc = null;
|
6960 | }
|
6961 | } else if (skip-- <= 0) {
|
6962 | results.push(row);
|
6963 | if (opts.include_docs) {
|
6964 | include_doc(row, doc);
|
6965 | }
|
6966 | if (--limit === 0) {
|
6967 | return false;
|
6968 | }
|
6969 | }
|
6970 | return true;
|
6971 | }
|
6972 |
|
6973 | function onTxnComplete() {
|
6974 | Promise.all(processing).then(function () {
|
6975 | var returnVal = {
|
6976 | total_rows: metadata.doc_count,
|
6977 | offset: 0,
|
6978 | rows: results
|
6979 | };
|
6980 |
|
6981 | /* istanbul ignore if */
|
6982 | if (opts.update_seq) {
|
6983 | returnVal.update_seq = metadata.seq;
|
6984 | }
|
6985 | callback(null, returnVal);
|
6986 | });
|
6987 | }
|
6988 |
|
6989 | var cursor = descending ?
|
6990 | docStore.openCursor(keyRange, descending) :
|
6991 | docStore.openCursor(keyRange);
|
6992 |
|
6993 | cursor.onsuccess = function (e) {
|
6994 |
|
6995 | var doc = e.target.result && e.target.result.value;
|
6996 |
|
6997 | // Happens if opts does not have limit,
|
6998 | // because cursor will end normally then,
|
6999 | // when all docs are retrieved.
|
7000 | // Would not be needed, if getAll() optimization was used like in #6059
|
7001 | if (!doc) { return; }
|
7002 |
|
7003 | // Skip local docs
|
7004 | if (/^_local/.test(doc.id)) {
|
7005 | return e.target.result["continue"]();
|
7006 | }
|
7007 |
|
7008 | var continueCursor = allDocsInner(doc);
|
7009 | if (continueCursor) {
|
7010 | e.target.result["continue"]();
|
7011 | }
|
7012 | };
|
7013 |
|
7014 | }
|
7015 |
|
7016 | function changes (txn, idbChanges, api, dbOpts, opts) {
|
7017 | if (txn.error) {
|
7018 | return opts.complete(txn.error);
|
7019 | }
|
7020 |
|
7021 | if (opts.continuous) {
|
7022 | var id = dbOpts.name + ':' + uuid();
|
7023 | idbChanges.addListener(dbOpts.name, id, api, opts);
|
7024 | idbChanges.notify(dbOpts.name);
|
7025 | return {
|
7026 | cancel: function () {
|
7027 | idbChanges.removeListener(dbOpts.name, id);
|
7028 | }
|
7029 | };
|
7030 | }
|
7031 |
|
7032 | var limit = 'limit' in opts ? opts.limit : -1;
|
7033 | if (limit === 0) {
|
7034 | limit = 1;
|
7035 | }
|
7036 |
|
7037 | var store = txn.txn.objectStore(DOC_STORE).index('seq');
|
7038 |
|
7039 | var filter = filterChange(opts);
|
7040 | var received = 0;
|
7041 |
|
7042 | var lastSeq = opts.since || 0;
|
7043 | var results = [];
|
7044 |
|
7045 | var processing = [];
|
7046 |
|
7047 | function onReqSuccess(e) {
|
7048 | if (!e.target.result) { return; }
|
7049 | var cursor = e.target.result;
|
7050 | var doc = cursor.value;
|
7051 | // Overwrite doc.data, which may have been rewritten (see rewrite.js) with
|
7052 | // the clean version for that rev
|
7053 | doc.data = doc.revs[doc.rev].data;
|
7054 | doc.data._id = doc.id;
|
7055 | doc.data._rev = doc.rev;
|
7056 | if (doc.deleted) {
|
7057 | doc.data._deleted = true;
|
7058 | }
|
7059 |
|
7060 | if (opts.doc_ids && opts.doc_ids.indexOf(doc.id) === -1) {
|
7061 | return cursor["continue"]();
|
7062 | }
|
7063 |
|
7064 | // WARNING: expecting possible old format
|
7065 | var change = opts.processChange(doc.data, doc, opts);
|
7066 | change.seq = doc.seq;
|
7067 | lastSeq = doc.seq;
|
7068 | var filtered = filter(change);
|
7069 |
|
7070 | // If its an error
|
7071 | if (typeof filtered === 'object') {
|
7072 | return opts.complete(filtered);
|
7073 | }
|
7074 |
|
7075 | if (filtered) {
|
7076 | received++;
|
7077 | if (opts.return_docs) {
|
7078 | results.push(change);
|
7079 | }
|
7080 |
|
7081 | if (opts.include_docs && opts.attachments && doc.data._attachments) {
|
7082 | var promises = [];
|
7083 | for (var name in doc.data._attachments) {
|
7084 | var p = processAttachment(name, doc, change.doc, opts.binary);
|
7085 | // We add the processing promise to 2 arrays, one tracks all
|
7086 | // the promises needed before we fire onChange, the other
|
7087 | // ensure we process all attachments before onComplete
|
7088 | promises.push(p);
|
7089 | processing.push(p);
|
7090 | }
|
7091 |
|
7092 | Promise.all(promises).then(function () {
|
7093 | opts.onChange(change);
|
7094 | });
|
7095 | } else {
|
7096 | opts.onChange(change);
|
7097 | }
|
7098 | }
|
7099 | if (received !== limit) {
|
7100 | cursor["continue"]();
|
7101 | }
|
7102 | }
|
7103 |
|
7104 | function onTxnComplete() {
|
7105 | Promise.all(processing).then(function () {
|
7106 | opts.complete(null, {
|
7107 | results: results,
|
7108 | last_seq: lastSeq
|
7109 | });
|
7110 | });
|
7111 | }
|
7112 |
|
7113 | var req;
|
7114 | if (opts.descending) {
|
7115 | req = store.openCursor(null, 'prev');
|
7116 | } else {
|
7117 | req = store.openCursor(IDBKeyRange.lowerBound(opts.since, true));
|
7118 | }
|
7119 |
|
7120 | txn.txn.oncomplete = onTxnComplete;
|
7121 | req.onsuccess = onReqSuccess;
|
7122 | }
|
7123 |
|
7124 | function getRevisionTree (txn, id, callback) {
|
7125 | if (txn.error) {
|
7126 | return callback(txn.error);
|
7127 | }
|
7128 |
|
7129 | var req = txn.txn.objectStore(DOC_STORE).get(id);
|
7130 | req.onsuccess = function (e) {
|
7131 | if (!e.target.result) {
|
7132 | callback(createError(MISSING_DOC));
|
7133 | } else {
|
7134 | callback(null, e.target.result.rev_tree);
|
7135 | }
|
7136 | };
|
7137 | }
|
7138 |
|
7139 | function doCompaction (txn, id, revs, callback) {
|
7140 | if (txn.error) {
|
7141 | return callback(txn.error);
|
7142 | }
|
7143 |
|
7144 | var docStore = txn.txn.objectStore(DOC_STORE);
|
7145 |
|
7146 | docStore.get(id).onsuccess = function (e) {
|
7147 | var doc = e.target.result;
|
7148 |
|
7149 | traverseRevTree(doc.rev_tree, function (isLeaf, pos, revHash, ctx, opts) {
|
7150 | var rev = pos + '-' + revHash;
|
7151 | if (revs.indexOf(rev) !== -1) {
|
7152 | opts.status = 'missing';
|
7153 | }
|
7154 | });
|
7155 |
|
7156 | var attachments = [];
|
7157 |
|
7158 | revs.forEach(function (rev) {
|
7159 | if (rev in doc.revs) {
|
7160 | // Make a list of attachments that are used by the revisions being
|
7161 | // deleted
|
7162 | if (doc.revs[rev].data._attachments) {
|
7163 | for (var k in doc.revs[rev].data._attachments) {
|
7164 | attachments.push(doc.revs[rev].data._attachments[k].digest);
|
7165 | }
|
7166 | }
|
7167 | delete doc.revs[rev];
|
7168 | }
|
7169 | });
|
7170 |
|
7171 | // Attachments have a list of revisions that are using them, when
|
7172 | // that list becomes empty we can delete the attachment.
|
7173 | attachments.forEach(function (digest) {
|
7174 | revs.forEach(function (rev) {
|
7175 | delete doc.attachments[digest].revs[rev];
|
7176 | });
|
7177 | if (!Object.keys(doc.attachments[digest].revs).length) {
|
7178 | delete doc.attachments[digest];
|
7179 | }
|
7180 | });
|
7181 |
|
7182 | docStore.put(doc);
|
7183 | };
|
7184 |
|
7185 | txn.txn.oncomplete = function () {
|
7186 | callback();
|
7187 | };
|
7188 | }
|
7189 |
|
7190 | function destroy (dbOpts, openDatabases, idbChanges, callback) {
|
7191 |
|
7192 | idbChanges.removeAllListeners(dbOpts.name);
|
7193 |
|
7194 | function doDestroy() {
|
7195 | var req = indexedDB.deleteDatabase(dbOpts.name);
|
7196 | req.onsuccess = function () {
|
7197 | delete openDatabases[dbOpts.name];
|
7198 | callback(null, {ok: true});
|
7199 | };
|
7200 | }
|
7201 |
|
7202 | // If the database is open we need to close it
|
7203 | if (dbOpts.name in openDatabases) {
|
7204 | openDatabases[dbOpts.name].then(function (res) {
|
7205 | res.idb.close();
|
7206 | doDestroy();
|
7207 | });
|
7208 | } else {
|
7209 | doDestroy();
|
7210 | }
|
7211 |
|
7212 | }
|
7213 |
|
7214 | // Adapted from
|
7215 | // https://github.com/pouchdb/pouchdb/blob/master/packages/node_modules/pouchdb-find/src/adapters/local/find/query-planner.js#L20-L24
|
7216 | // This could change / improve in the future?
|
7217 | var COUCH_COLLATE_LO = null;
|
7218 | var COUCH_COLLATE_HI = '\uffff'; // actually used as {"\uffff": {}}
|
7219 |
|
7220 | // Adapted from: https://www.w3.org/TR/IndexedDB/#compare-two-keys
|
7221 | // Importantly, *there is no upper bound possible* in idb. The ideal data
|
7222 | // structure an infintely deep array:
|
7223 | // var IDB_COLLATE_HI = []; IDB_COLLATE_HI.push(IDB_COLLATE_HI)
|
7224 | // But IDBKeyRange is not a fan of shenanigans, so I've just gone with 12 layers
|
7225 | // because it looks nice and surely that's enough!
|
7226 | var IDB_COLLATE_LO = Number.NEGATIVE_INFINITY;
|
7227 | var IDB_COLLATE_HI = [[[[[[[[[[[[]]]]]]]]]]]];
|
7228 |
|
7229 | //
|
7230 | // TODO: this should be made offical somewhere and used by AllDocs / get /
|
7231 | // changes etc as well.
|
7232 | //
|
7233 | function externaliseRecord(idbDoc) {
|
7234 | var doc = idbDoc.revs[idbDoc.rev].data;
|
7235 | doc._id = idbDoc.id;
|
7236 | doc._rev = idbDoc.rev;
|
7237 | if (idbDoc.deleted) {
|
7238 | doc._deleted = true;
|
7239 | }
|
7240 |
|
7241 | return doc;
|
7242 | }
|
7243 |
|
7244 | /**
|
7245 | * Generates a keyrange based on the opts passed to query
|
7246 | *
|
7247 | * The first key is always 0, as that's how we're filtering out deleted entries.
|
7248 | */
|
7249 | function generateKeyRange(opts) {
|
7250 | function defined(obj, k) {
|
7251 | return obj[k] !== void 0;
|
7252 | }
|
7253 |
|
7254 | // Converts a valid CouchDB key into a valid IndexedDB one
|
7255 | function convert(key, exact) {
|
7256 | // The first item in every native index is doc.deleted, and we always want
|
7257 | // to only search documents that are not deleted.
|
7258 | // "foo" -> [0, "foo"]
|
7259 | var filterDeleted = [0].concat(key);
|
7260 |
|
7261 | return filterDeleted.map(function (k) {
|
7262 | // null, true and false are not indexable by indexeddb. When we write
|
7263 | // these values we convert them to these constants, and so when we
|
7264 | // query for them we need to convert the query also.
|
7265 | if (k === null && exact) {
|
7266 | // for non-exact queries we treat null as a collate property
|
7267 | // see `if (!exact)` block below
|
7268 | return IDB_NULL;
|
7269 | } else if (k === true) {
|
7270 | return IDB_TRUE;
|
7271 | } else if (k === false) {
|
7272 | return IDB_FALSE;
|
7273 | }
|
7274 |
|
7275 | if (!exact) {
|
7276 | // We get passed CouchDB's collate low and high values, so for non-exact
|
7277 | // ranged queries we're going to convert them to our IDB equivalents
|
7278 | if (k === COUCH_COLLATE_LO) {
|
7279 | return IDB_COLLATE_LO;
|
7280 | } else if (k.hasOwnProperty(COUCH_COLLATE_HI)) {
|
7281 | return IDB_COLLATE_HI;
|
7282 | }
|
7283 | }
|
7284 |
|
7285 | return k;
|
7286 | });
|
7287 | }
|
7288 |
|
7289 | // CouchDB and so PouchdB defaults to true. We need to make this explicit as
|
7290 | // we invert these later for IndexedDB.
|
7291 | if (!defined(opts, 'inclusive_end')) {
|
7292 | opts.inclusive_end = true;
|
7293 | }
|
7294 | if (!defined(opts, 'inclusive_start')) {
|
7295 | opts.inclusive_start = true;
|
7296 | }
|
7297 |
|
7298 | if (opts.descending) {
|
7299 | // Flip before generating. We'll check descending again later when performing
|
7300 | // an index request
|
7301 | var realEndkey = opts.startkey,
|
7302 | realInclusiveEnd = opts.inclusive_start;
|
7303 |
|
7304 | opts.startkey = opts.endkey;
|
7305 | opts.endkey = realEndkey;
|
7306 | opts.inclusive_start = opts.inclusive_end;
|
7307 | opts.inclusive_end = realInclusiveEnd;
|
7308 | }
|
7309 |
|
7310 | try {
|
7311 | if (defined(opts, 'key')) {
|
7312 | return IDBKeyRange.only(convert(opts.key, true));
|
7313 | }
|
7314 |
|
7315 | if (defined(opts, 'startkey') && !defined(opts, 'endkey')) {
|
7316 | return IDBKeyRange.lowerBound(convert(opts.startkey), !opts.inclusive_start);
|
7317 | }
|
7318 |
|
7319 | if (!defined(opts, 'startkey') && defined(opts, 'endkey')) {
|
7320 | return IDBKeyRange.upperBound(convert(opts.endkey), !opts.inclusive_end);
|
7321 | }
|
7322 |
|
7323 | if (defined(opts, 'startkey') && defined(opts, 'endkey')) {
|
7324 | return IDBKeyRange.bound(
|
7325 | convert(opts.startkey), convert(opts.endkey),
|
7326 | !opts.inclusive_start, !opts.inclusive_end
|
7327 | );
|
7328 | }
|
7329 |
|
7330 | return IDBKeyRange.only([0]);
|
7331 | } catch (err) {
|
7332 | console.error('Could not generate keyRange', err, opts);
|
7333 | throw Error('Could not generate key range with ' + JSON.stringify(opts));
|
7334 | }
|
7335 | }
|
7336 |
|
7337 | function getIndexHandle(pdb, fields, reject) {
|
7338 | var indexName = naturalIndexName(fields);
|
7339 |
|
7340 | return new Promise(function (resolve) {
|
7341 | pdb._openTransactionSafely([DOC_STORE], 'readonly', function (err, txn) {
|
7342 | if (err) {
|
7343 | return idbError(reject)(err);
|
7344 | }
|
7345 |
|
7346 | txn.onabort = idbError(reject);
|
7347 | txn.ontimeout = idbError(reject);
|
7348 |
|
7349 | var existingIndexNames = Array.from(txn.objectStore(DOC_STORE).indexNames);
|
7350 |
|
7351 | if (existingIndexNames.indexOf(indexName) === -1) {
|
7352 | // The index is missing, force a db restart and try again
|
7353 | pdb._freshen()
|
7354 | .then(function () { return getIndexHandle(pdb, fields, reject); })
|
7355 | .then(resolve);
|
7356 | } else {
|
7357 | resolve(txn.objectStore(DOC_STORE).index(indexName));
|
7358 | }
|
7359 | });
|
7360 | });
|
7361 | }
|
7362 |
|
7363 | // In theory we should return something like the doc example below, but find
|
7364 | // only needs rows: [{doc: {...}}], so I think we can just not bother for now
|
7365 | // {
|
7366 | // "offset" : 0,
|
7367 | // "rows": [{
|
7368 | // "id": "doc3",
|
7369 | // "key": "Lisa Says",
|
7370 | // "value": null,
|
7371 | // "doc": {
|
7372 | // "_id": "doc3",
|
7373 | // "_rev": "1-z",
|
7374 | // "title": "Lisa Says"
|
7375 | // }
|
7376 | // }],
|
7377 | // "total_rows" : 4
|
7378 | // }
|
7379 | function query(idb, signature, opts) {
|
7380 | // At this stage, in the current implementation, find has already gone through
|
7381 | // and determined if the index already exists from PouchDB's perspective (eg
|
7382 | // there is a design doc for it).
|
7383 | //
|
7384 | // If we find that the index doesn't exist this means we have to close and
|
7385 | // re-open the DB to correct indexes before proceeding, at which point the
|
7386 | // index should exist.
|
7387 |
|
7388 | var pdb = this;
|
7389 |
|
7390 | // Assumption, there will be only one /, between the design document name
|
7391 | // and the view name.
|
7392 | var parts = signature.split('/');
|
7393 |
|
7394 | return new Promise(function (resolve, reject) {
|
7395 | pdb.get('_design/' + parts[0]).then(function (ddoc) {
|
7396 | var fields = rawIndexFields(ddoc, parts[1]);
|
7397 | if (!fields) {
|
7398 | throw new Error('ddoc ' + ddoc._id +' with view ' + parts[1] +
|
7399 | ' does not have map.options.def.fields defined.');
|
7400 | }
|
7401 |
|
7402 | var skip = opts.skip;
|
7403 | var limit = Number.isInteger(opts.limit) && opts.limit;
|
7404 |
|
7405 | return getIndexHandle(pdb, fields, reject)
|
7406 | .then(function (indexHandle) {
|
7407 | var keyRange = generateKeyRange(opts);
|
7408 | var req = indexHandle.openCursor(keyRange, opts.descending ? 'prev' : 'next');
|
7409 |
|
7410 | var rows = [];
|
7411 | req.onerror = idbError(reject);
|
7412 | req.onsuccess = function (e) {
|
7413 | var cursor = e.target.result;
|
7414 |
|
7415 | if (!cursor || limit === 0) {
|
7416 | return resolve({
|
7417 | rows: rows
|
7418 | });
|
7419 | }
|
7420 |
|
7421 | if (skip) {
|
7422 | cursor.advance(skip);
|
7423 | skip = false;
|
7424 | return;
|
7425 | }
|
7426 |
|
7427 | if (limit) {
|
7428 | limit = limit - 1;
|
7429 | }
|
7430 |
|
7431 | rows.push({doc: externaliseRecord(cursor.value)});
|
7432 | cursor["continue"]();
|
7433 | };
|
7434 | });
|
7435 | })[
|
7436 | "catch"](reject);
|
7437 | });
|
7438 |
|
7439 | }
|
7440 |
|
7441 | function viewCleanup() {
|
7442 | // I'm not sure we have to do anything here.
|
7443 | //
|
7444 | // One option is to just close and re-open the DB, which performs the same
|
7445 | // action. The only reason you'd want to call this is if you deleted a bunch
|
7446 | // of indexes and wanted the space back immediately.
|
7447 | //
|
7448 | // Otherwise index cleanup happens when:
|
7449 | // - A DB is opened
|
7450 | // - A find query is performed against an index that doesn't exist but should
|
7451 |
|
7452 | return Promise.resolve();
|
7453 | }
|
7454 |
|
7455 | var ADAPTER_NAME = 'indexeddb';
|
7456 |
|
7457 | // TODO: Constructor should be capitalised
|
7458 | var idbChanges = new Changes();
|
7459 |
|
7460 | // A shared list of database handles
|
7461 | var openDatabases = {};
|
7462 |
|
7463 | function IdbPouch(dbOpts, callback) {
|
7464 |
|
7465 | var api = this;
|
7466 | var metadata = {};
|
7467 |
|
7468 | // Wrapper that gives you an active DB handle. You probably want $t.
|
7469 | var $ = function (fun) {
|
7470 | return function () {
|
7471 | var args = Array.prototype.slice.call(arguments);
|
7472 | setup(openDatabases, api, dbOpts).then(function (res) {
|
7473 | metadata = res.metadata;
|
7474 | args.unshift(res.idb);
|
7475 | fun.apply(api, args);
|
7476 | })["catch"](function (err) {
|
7477 | var last = args.unshift();
|
7478 | if (typeof last === 'function') {
|
7479 | last(err);
|
7480 | } else {
|
7481 | throw err;
|
7482 | }
|
7483 | });
|
7484 | };
|
7485 | };
|
7486 | // the promise version of $
|
7487 | var $p = function (fun) {
|
7488 | return function () {
|
7489 | var args = Array.prototype.slice.call(arguments);
|
7490 |
|
7491 | return new Promise(function (resolve, reject) {
|
7492 | setup(openDatabases, api, dbOpts).then(function (res) {
|
7493 | metadata = res.metadata;
|
7494 | args.unshift(res.idb);
|
7495 |
|
7496 | return fun.apply(api, args);
|
7497 | }).then(resolve)[
|
7498 | "catch"](reject);
|
7499 | });
|
7500 | };
|
7501 | };
|
7502 | // Wrapper that gives you a safe transaction handle. It's important to use
|
7503 | // this instead of opening your own transaction from a db handle got from $,
|
7504 | // because in the time between getting the db handle and opening the
|
7505 | // transaction it may have been invalidated by index changes.
|
7506 | var $t = function (fun, stores, mode) {
|
7507 | stores = stores || [DOC_STORE];
|
7508 | mode = mode || 'readonly';
|
7509 |
|
7510 | return function () {
|
7511 | var args = Array.prototype.slice.call(arguments);
|
7512 | var txn = {};
|
7513 | setup(openDatabases, api, dbOpts).then(function (res) {
|
7514 | metadata = res.metadata;
|
7515 | txn.txn = res.idb.transaction(stores, mode);
|
7516 | })["catch"](function (err) {
|
7517 | console.error('Failed to establish transaction safely');
|
7518 | console.error(err);
|
7519 | txn.error = err;
|
7520 | }).then(function () {
|
7521 | args.unshift(txn);
|
7522 | fun.apply(api, args);
|
7523 | });
|
7524 | };
|
7525 | };
|
7526 |
|
7527 | api._openTransactionSafely = function (stores, mode, callback) {
|
7528 | $t(function (txn, callback) {
|
7529 | callback(txn.error, txn.txn);
|
7530 | }, stores, mode)(callback);
|
7531 | };
|
7532 |
|
7533 | api._remote = false;
|
7534 | api.type = function () { return ADAPTER_NAME; };
|
7535 |
|
7536 | api._id = $(function (_, cb) {
|
7537 | cb(null, metadata.db_uuid);
|
7538 | });
|
7539 |
|
7540 | api._info = $(function (_, cb) {
|
7541 | return info(metadata, cb);
|
7542 | });
|
7543 |
|
7544 | api._get = $t(get);
|
7545 |
|
7546 | api._bulkDocs = $(function (_, req, opts, callback) {
|
7547 | bulkDocs(api, req, opts, metadata, dbOpts, idbChanges, callback);
|
7548 | });
|
7549 |
|
7550 | api._allDocs = $t(function (txn, opts, cb) {
|
7551 | allDocs(txn, metadata, opts, cb);
|
7552 | });
|
7553 |
|
7554 | api._getAttachment = $t(getAttachment);
|
7555 |
|
7556 | api._changes = $t(function (txn, opts) {
|
7557 | changes(txn, idbChanges, api, dbOpts, opts);
|
7558 | });
|
7559 |
|
7560 | api._getRevisionTree = $t(getRevisionTree);
|
7561 | api._doCompaction = $t(doCompaction, [DOC_STORE], 'readwrite');
|
7562 |
|
7563 | api._customFindAbstractMapper = {
|
7564 | query: $p(query),
|
7565 | viewCleanup: $p(viewCleanup)
|
7566 | };
|
7567 |
|
7568 | api._destroy = function (opts, callback) {
|
7569 | return destroy(dbOpts, openDatabases, idbChanges, callback);
|
7570 | };
|
7571 |
|
7572 | api._close = $(function (db, cb) {
|
7573 | delete openDatabases[dbOpts.name];
|
7574 | db.close();
|
7575 | cb();
|
7576 | });
|
7577 |
|
7578 | // Closing and re-opening the DB re-generates native indexes
|
7579 | api._freshen = function () {
|
7580 | return new Promise(function (resolve) {
|
7581 | api._close(function () {
|
7582 | $(resolve)();
|
7583 | });
|
7584 | });
|
7585 | };
|
7586 |
|
7587 | // TODO: this setTimeout seems nasty, if its needed lets
|
7588 | // figure out / explain why
|
7589 | setTimeout(function () {
|
7590 | callback(null, api);
|
7591 | });
|
7592 | }
|
7593 |
|
7594 | // TODO: this isnt really valid permanently, just being lazy to start
|
7595 | IdbPouch.valid = function () {
|
7596 | return true;
|
7597 | };
|
7598 |
|
7599 | function next (PouchDB) {
|
7600 | PouchDB.adapter(ADAPTER_NAME, IdbPouch, true);
|
7601 | }
|
7602 |
|
7603 | // dead simple promise pool, inspired by https://github.com/timdp/es6-promise-pool
|
7604 | // but much smaller in code size. limits the number of concurrent promises that are executed
|
7605 |
|
7606 |
|
7607 | function pool(promiseFactories, limit) {
|
7608 | return new Promise(function (resolve, reject) {
|
7609 | var running = 0;
|
7610 | var current = 0;
|
7611 | var done = 0;
|
7612 | var len = promiseFactories.length;
|
7613 | var err;
|
7614 |
|
7615 | function runNext() {
|
7616 | running++;
|
7617 | promiseFactories[current++]().then(onSuccess, onError);
|
7618 | }
|
7619 |
|
7620 | function doNext() {
|
7621 | if (++done === len) {
|
7622 | /* istanbul ignore if */
|
7623 | if (err) {
|
7624 | reject(err);
|
7625 | } else {
|
7626 | resolve();
|
7627 | }
|
7628 | } else {
|
7629 | runNextBatch();
|
7630 | }
|
7631 | }
|
7632 |
|
7633 | function onSuccess() {
|
7634 | running--;
|
7635 | doNext();
|
7636 | }
|
7637 |
|
7638 | /* istanbul ignore next */
|
7639 | function onError(thisErr) {
|
7640 | running--;
|
7641 | err = err || thisErr;
|
7642 | doNext();
|
7643 | }
|
7644 |
|
7645 | function runNextBatch() {
|
7646 | while (running < limit && current < len) {
|
7647 | runNext();
|
7648 | }
|
7649 | }
|
7650 |
|
7651 | runNextBatch();
|
7652 | });
|
7653 | }
|
7654 |
|
7655 | var CHANGES_BATCH_SIZE = 25;
|
7656 | var MAX_SIMULTANEOUS_REVS = 50;
|
7657 | var CHANGES_TIMEOUT_BUFFER = 5000;
|
7658 | var DEFAULT_HEARTBEAT = 10000;
|
7659 |
|
7660 | var supportsBulkGetMap = {};
|
7661 |
|
7662 | function readAttachmentsAsBlobOrBuffer(row) {
|
7663 | var doc = row.doc || row.ok;
|
7664 | var atts = doc && doc._attachments;
|
7665 | if (!atts) {
|
7666 | return;
|
7667 | }
|
7668 | Object.keys(atts).forEach(function (filename) {
|
7669 | var att = atts[filename];
|
7670 | att.data = b64ToBluffer(att.data, att.content_type);
|
7671 | });
|
7672 | }
|
7673 |
|
7674 | function encodeDocId(id) {
|
7675 | if (/^_design/.test(id)) {
|
7676 | return '_design/' + encodeURIComponent(id.slice(8));
|
7677 | }
|
7678 | if (/^_local/.test(id)) {
|
7679 | return '_local/' + encodeURIComponent(id.slice(7));
|
7680 | }
|
7681 | return encodeURIComponent(id);
|
7682 | }
|
7683 |
|
7684 | function preprocessAttachments$1(doc) {
|
7685 | if (!doc._attachments || !Object.keys(doc._attachments)) {
|
7686 | return Promise.resolve();
|
7687 | }
|
7688 |
|
7689 | return Promise.all(Object.keys(doc._attachments).map(function (key) {
|
7690 | var attachment = doc._attachments[key];
|
7691 | if (attachment.data && typeof attachment.data !== 'string') {
|
7692 | return new Promise(function (resolve) {
|
7693 | blobToBase64(attachment.data, resolve);
|
7694 | }).then(function (b64) {
|
7695 | attachment.data = b64;
|
7696 | });
|
7697 | }
|
7698 | }));
|
7699 | }
|
7700 |
|
7701 | function hasUrlPrefix(opts) {
|
7702 | if (!opts.prefix) {
|
7703 | return false;
|
7704 | }
|
7705 | var protocol = parseUri(opts.prefix).protocol;
|
7706 | return protocol === 'http' || protocol === 'https';
|
7707 | }
|
7708 |
|
7709 | // Get all the information you possibly can about the URI given by name and
|
7710 | // return it as a suitable object.
|
7711 | function getHost(name, opts) {
|
7712 | // encode db name if opts.prefix is a url (#5574)
|
7713 | if (hasUrlPrefix(opts)) {
|
7714 | var dbName = opts.name.substr(opts.prefix.length);
|
7715 | // Ensure prefix has a trailing slash
|
7716 | var prefix = opts.prefix.replace(/\/?$/, '/');
|
7717 | name = prefix + encodeURIComponent(dbName);
|
7718 | }
|
7719 |
|
7720 | var uri = parseUri(name);
|
7721 | if (uri.user || uri.password) {
|
7722 | uri.auth = {username: uri.user, password: uri.password};
|
7723 | }
|
7724 |
|
7725 | // Split the path part of the URI into parts using '/' as the delimiter
|
7726 | // after removing any leading '/' and any trailing '/'
|
7727 | var parts = uri.path.replace(/(^\/|\/$)/g, '').split('/');
|
7728 |
|
7729 | uri.db = parts.pop();
|
7730 | // Prevent double encoding of URI component
|
7731 | if (uri.db.indexOf('%') === -1) {
|
7732 | uri.db = encodeURIComponent(uri.db);
|
7733 | }
|
7734 |
|
7735 | uri.path = parts.join('/');
|
7736 |
|
7737 | return uri;
|
7738 | }
|
7739 |
|
7740 | // Generate a URL with the host data given by opts and the given path
|
7741 | function genDBUrl(opts, path) {
|
7742 | return genUrl(opts, opts.db + '/' + path);
|
7743 | }
|
7744 |
|
7745 | // Generate a URL with the host data given by opts and the given path
|
7746 | function genUrl(opts, path) {
|
7747 | // If the host already has a path, then we need to have a path delimiter
|
7748 | // Otherwise, the path delimiter is the empty string
|
7749 | var pathDel = !opts.path ? '' : '/';
|
7750 |
|
7751 | // If the host already has a path, then we need to have a path delimiter
|
7752 | // Otherwise, the path delimiter is the empty string
|
7753 | return opts.protocol + '://' + opts.host +
|
7754 | (opts.port ? (':' + opts.port) : '') +
|
7755 | '/' + opts.path + pathDel + path;
|
7756 | }
|
7757 |
|
7758 | function paramsToStr(params) {
|
7759 | return '?' + Object.keys(params).map(function (k) {
|
7760 | return k + '=' + encodeURIComponent(params[k]);
|
7761 | }).join('&');
|
7762 | }
|
7763 |
|
7764 | function shouldCacheBust(opts) {
|
7765 | var ua = (typeof navigator !== 'undefined' && navigator.userAgent) ?
|
7766 | navigator.userAgent.toLowerCase() : '';
|
7767 | var isIE = ua.indexOf('msie') !== -1;
|
7768 | var isTrident = ua.indexOf('trident') !== -1;
|
7769 | var isEdge = ua.indexOf('edge') !== -1;
|
7770 | var isGET = !('method' in opts) || opts.method === 'GET';
|
7771 | return (isIE || isTrident || isEdge) && isGET;
|
7772 | }
|
7773 |
|
7774 | // Implements the PouchDB API for dealing with CouchDB instances over HTTP
|
7775 | function HttpPouch(opts, callback) {
|
7776 |
|
7777 | // The functions that will be publicly available for HttpPouch
|
7778 | var api = this;
|
7779 |
|
7780 | var host = getHost(opts.name, opts);
|
7781 | var dbUrl = genDBUrl(host, '');
|
7782 |
|
7783 | opts = clone(opts);
|
7784 |
|
7785 | var ourFetch = function (url, options) {
|
7786 |
|
7787 | options = options || {};
|
7788 | options.headers = options.headers || new h();
|
7789 |
|
7790 | options.credentials = 'include';
|
7791 |
|
7792 | if (opts.auth || host.auth) {
|
7793 | var nAuth = opts.auth || host.auth;
|
7794 | var str = nAuth.username + ':' + nAuth.password;
|
7795 | var token = thisBtoa(unescape(encodeURIComponent(str)));
|
7796 | options.headers.set('Authorization', 'Basic ' + token);
|
7797 | }
|
7798 |
|
7799 | var headers = opts.headers || {};
|
7800 | Object.keys(headers).forEach(function (key) {
|
7801 | options.headers.append(key, headers[key]);
|
7802 | });
|
7803 |
|
7804 | /* istanbul ignore if */
|
7805 | if (shouldCacheBust(options)) {
|
7806 | url += (url.indexOf('?') === -1 ? '?' : '&') + '_nonce=' + Date.now();
|
7807 | }
|
7808 |
|
7809 | var fetchFun = opts.fetch || f$1;
|
7810 | return fetchFun(url, options);
|
7811 | };
|
7812 |
|
7813 | function adapterFun$$1(name, fun) {
|
7814 | return adapterFun(name, getArguments(function (args) {
|
7815 | setup().then(function () {
|
7816 | return fun.apply(this, args);
|
7817 | })["catch"](function (e) {
|
7818 | var callback = args.pop();
|
7819 | callback(e);
|
7820 | });
|
7821 | })).bind(api);
|
7822 | }
|
7823 |
|
7824 | function fetchJSON(url, options, callback) {
|
7825 |
|
7826 | var result = {};
|
7827 |
|
7828 | options = options || {};
|
7829 | options.headers = options.headers || new h();
|
7830 |
|
7831 | if (!options.headers.get('Content-Type')) {
|
7832 | options.headers.set('Content-Type', 'application/json');
|
7833 | }
|
7834 | if (!options.headers.get('Accept')) {
|
7835 | options.headers.set('Accept', 'application/json');
|
7836 | }
|
7837 |
|
7838 | return ourFetch(url, options).then(function (response) {
|
7839 | result.ok = response.ok;
|
7840 | result.status = response.status;
|
7841 | return response.json();
|
7842 | }).then(function (json) {
|
7843 | result.data = json;
|
7844 | if (!result.ok) {
|
7845 | result.data.status = result.status;
|
7846 | var err = generateErrorFromResponse(result.data);
|
7847 | if (callback) {
|
7848 | return callback(err);
|
7849 | } else {
|
7850 | throw err;
|
7851 | }
|
7852 | }
|
7853 |
|
7854 | if (Array.isArray(result.data)) {
|
7855 | result.data = result.data.map(function (v) {
|
7856 | if (v.error || v.missing) {
|
7857 | return generateErrorFromResponse(v);
|
7858 | } else {
|
7859 | return v;
|
7860 | }
|
7861 | });
|
7862 | }
|
7863 |
|
7864 | if (callback) {
|
7865 | callback(null, result.data);
|
7866 | } else {
|
7867 | return result;
|
7868 | }
|
7869 | });
|
7870 | }
|
7871 |
|
7872 | var setupPromise;
|
7873 |
|
7874 | function setup() {
|
7875 | if (opts.skip_setup) {
|
7876 | return Promise.resolve();
|
7877 | }
|
7878 |
|
7879 | // If there is a setup in process or previous successful setup
|
7880 | // done then we will use that
|
7881 | // If previous setups have been rejected we will try again
|
7882 | if (setupPromise) {
|
7883 | return setupPromise;
|
7884 | }
|
7885 |
|
7886 | setupPromise = fetchJSON(dbUrl)["catch"](function (err) {
|
7887 | if (err && err.status && err.status === 404) {
|
7888 | // Doesnt exist, create it
|
7889 | explainError(404, 'PouchDB is just detecting if the remote exists.');
|
7890 | return fetchJSON(dbUrl, {method: 'PUT'});
|
7891 | } else {
|
7892 | return Promise.reject(err);
|
7893 | }
|
7894 | })["catch"](function (err) {
|
7895 | // If we try to create a database that already exists, skipped in
|
7896 | // istanbul since its catching a race condition.
|
7897 | /* istanbul ignore if */
|
7898 | if (err && err.status && err.status === 412) {
|
7899 | return true;
|
7900 | }
|
7901 | return Promise.reject(err);
|
7902 | });
|
7903 |
|
7904 | setupPromise["catch"](function () {
|
7905 | setupPromise = null;
|
7906 | });
|
7907 |
|
7908 | return setupPromise;
|
7909 | }
|
7910 |
|
7911 | immediate(function () {
|
7912 | callback(null, api);
|
7913 | });
|
7914 |
|
7915 | api._remote = true;
|
7916 |
|
7917 | /* istanbul ignore next */
|
7918 | api.type = function () {
|
7919 | return 'http';
|
7920 | };
|
7921 |
|
7922 | api.id = adapterFun$$1('id', function (callback) {
|
7923 | ourFetch(genUrl(host, '')).then(function (response) {
|
7924 | return response.json();
|
7925 | })["catch"](function () {
|
7926 | return {};
|
7927 | }).then(function (result) {
|
7928 | // Bad response or missing `uuid` should not prevent ID generation.
|
7929 | var uuid$$1 = (result && result.uuid) ?
|
7930 | (result.uuid + host.db) : genDBUrl(host, '');
|
7931 | callback(null, uuid$$1);
|
7932 | });
|
7933 | });
|
7934 |
|
7935 | // Sends a POST request to the host calling the couchdb _compact function
|
7936 | // version: The version of CouchDB it is running
|
7937 | api.compact = adapterFun$$1('compact', function (opts, callback) {
|
7938 | if (typeof opts === 'function') {
|
7939 | callback = opts;
|
7940 | opts = {};
|
7941 | }
|
7942 | opts = clone(opts);
|
7943 |
|
7944 | fetchJSON(genDBUrl(host, '_compact'), {method: 'POST'}).then(function () {
|
7945 | function ping() {
|
7946 | api.info(function (err, res) {
|
7947 | // CouchDB may send a "compact_running:true" if it's
|
7948 | // already compacting. PouchDB Server doesn't.
|
7949 | /* istanbul ignore else */
|
7950 | if (res && !res.compact_running) {
|
7951 | callback(null, {ok: true});
|
7952 | } else {
|
7953 | setTimeout(ping, opts.interval || 200);
|
7954 | }
|
7955 | });
|
7956 | }
|
7957 | // Ping the http if it's finished compaction
|
7958 | ping();
|
7959 | });
|
7960 | });
|
7961 |
|
7962 | api.bulkGet = adapterFun('bulkGet', function (opts, callback) {
|
7963 | var self = this;
|
7964 |
|
7965 | function doBulkGet(cb) {
|
7966 | var params = {};
|
7967 | if (opts.revs) {
|
7968 | params.revs = true;
|
7969 | }
|
7970 | if (opts.attachments) {
|
7971 | /* istanbul ignore next */
|
7972 | params.attachments = true;
|
7973 | }
|
7974 | if (opts.latest) {
|
7975 | params.latest = true;
|
7976 | }
|
7977 | fetchJSON(genDBUrl(host, '_bulk_get' + paramsToStr(params)), {
|
7978 | method: 'POST',
|
7979 | body: JSON.stringify({ docs: opts.docs})
|
7980 | }).then(function (result) {
|
7981 | if (opts.attachments && opts.binary) {
|
7982 | result.data.results.forEach(function (res) {
|
7983 | res.docs.forEach(readAttachmentsAsBlobOrBuffer);
|
7984 | });
|
7985 | }
|
7986 | cb(null, result.data);
|
7987 | })["catch"](cb);
|
7988 | }
|
7989 |
|
7990 | /* istanbul ignore next */
|
7991 | function doBulkGetShim() {
|
7992 | // avoid "url too long error" by splitting up into multiple requests
|
7993 | var batchSize = MAX_SIMULTANEOUS_REVS;
|
7994 | var numBatches = Math.ceil(opts.docs.length / batchSize);
|
7995 | var numDone = 0;
|
7996 | var results = new Array(numBatches);
|
7997 |
|
7998 | function onResult(batchNum) {
|
7999 | return function (err, res) {
|
8000 | // err is impossible because shim returns a list of errs in that case
|
8001 | results[batchNum] = res.results;
|
8002 | if (++numDone === numBatches) {
|
8003 | callback(null, {results: flatten(results)});
|
8004 | }
|
8005 | };
|
8006 | }
|
8007 |
|
8008 | for (var i = 0; i < numBatches; i++) {
|
8009 | var subOpts = pick(opts, ['revs', 'attachments', 'binary', 'latest']);
|
8010 | subOpts.docs = opts.docs.slice(i * batchSize,
|
8011 | Math.min(opts.docs.length, (i + 1) * batchSize));
|
8012 | bulkGet(self, subOpts, onResult(i));
|
8013 | }
|
8014 | }
|
8015 |
|
8016 | // mark the whole database as either supporting or not supporting _bulk_get
|
8017 | var dbUrl = genUrl(host, '');
|
8018 | var supportsBulkGet = supportsBulkGetMap[dbUrl];
|
8019 |
|
8020 | /* istanbul ignore next */
|
8021 | if (typeof supportsBulkGet !== 'boolean') {
|
8022 | // check if this database supports _bulk_get
|
8023 | doBulkGet(function (err, res) {
|
8024 | if (err) {
|
8025 | supportsBulkGetMap[dbUrl] = false;
|
8026 | explainError(
|
8027 | err.status,
|
8028 | 'PouchDB is just detecting if the remote ' +
|
8029 | 'supports the _bulk_get API.'
|
8030 | );
|
8031 | doBulkGetShim();
|
8032 | } else {
|
8033 | supportsBulkGetMap[dbUrl] = true;
|
8034 | callback(null, res);
|
8035 | }
|
8036 | });
|
8037 | } else if (supportsBulkGet) {
|
8038 | doBulkGet(callback);
|
8039 | } else {
|
8040 | doBulkGetShim();
|
8041 | }
|
8042 | });
|
8043 |
|
8044 | // Calls GET on the host, which gets back a JSON string containing
|
8045 | // couchdb: A welcome string
|
8046 | // version: The version of CouchDB it is running
|
8047 | api._info = function (callback) {
|
8048 | setup().then(function () {
|
8049 | return ourFetch(genDBUrl(host, ''));
|
8050 | }).then(function (response) {
|
8051 | return response.json();
|
8052 | }).then(function (info) {
|
8053 | info.host = genDBUrl(host, '');
|
8054 | callback(null, info);
|
8055 | })["catch"](callback);
|
8056 | };
|
8057 |
|
8058 | api.fetch = function (path, options) {
|
8059 | return setup().then(function () {
|
8060 | var url = path.substring(0, 1) === '/' ?
|
8061 | genUrl(host, path.substring(1)) :
|
8062 | genDBUrl(host, path);
|
8063 | return ourFetch(url, options);
|
8064 | });
|
8065 | };
|
8066 |
|
8067 | // Get the document with the given id from the database given by host.
|
8068 | // The id could be solely the _id in the database, or it may be a
|
8069 | // _design/ID or _local/ID path
|
8070 | api.get = adapterFun$$1('get', function (id, opts, callback) {
|
8071 | // If no options were given, set the callback to the second parameter
|
8072 | if (typeof opts === 'function') {
|
8073 | callback = opts;
|
8074 | opts = {};
|
8075 | }
|
8076 | opts = clone(opts);
|
8077 |
|
8078 | // List of parameters to add to the GET request
|
8079 | var params = {};
|
8080 |
|
8081 | if (opts.revs) {
|
8082 | params.revs = true;
|
8083 | }
|
8084 |
|
8085 | if (opts.revs_info) {
|
8086 | params.revs_info = true;
|
8087 | }
|
8088 |
|
8089 | if (opts.latest) {
|
8090 | params.latest = true;
|
8091 | }
|
8092 |
|
8093 | if (opts.open_revs) {
|
8094 | if (opts.open_revs !== "all") {
|
8095 | opts.open_revs = JSON.stringify(opts.open_revs);
|
8096 | }
|
8097 | params.open_revs = opts.open_revs;
|
8098 | }
|
8099 |
|
8100 | if (opts.rev) {
|
8101 | params.rev = opts.rev;
|
8102 | }
|
8103 |
|
8104 | if (opts.conflicts) {
|
8105 | params.conflicts = opts.conflicts;
|
8106 | }
|
8107 |
|
8108 | /* istanbul ignore if */
|
8109 | if (opts.update_seq) {
|
8110 | params.update_seq = opts.update_seq;
|
8111 | }
|
8112 |
|
8113 | id = encodeDocId(id);
|
8114 |
|
8115 | function fetchAttachments(doc) {
|
8116 | var atts = doc._attachments;
|
8117 | var filenames = atts && Object.keys(atts);
|
8118 | if (!atts || !filenames.length) {
|
8119 | return;
|
8120 | }
|
8121 | // we fetch these manually in separate XHRs, because
|
8122 | // Sync Gateway would normally send it back as multipart/mixed,
|
8123 | // which we cannot parse. Also, this is more efficient than
|
8124 | // receiving attachments as base64-encoded strings.
|
8125 | function fetchData(filename) {
|
8126 | var att = atts[filename];
|
8127 | var path = encodeDocId(doc._id) + '/' + encodeAttachmentId(filename) +
|
8128 | '?rev=' + doc._rev;
|
8129 | return ourFetch(genDBUrl(host, path)).then(function (response) {
|
8130 | if (typeof process !== 'undefined' && !process.browser) {
|
8131 | return response.buffer();
|
8132 | } else {
|
8133 | /* istanbul ignore next */
|
8134 | return response.blob();
|
8135 | }
|
8136 | }).then(function (blob) {
|
8137 | if (opts.binary) {
|
8138 | // TODO: Can we remove this?
|
8139 | if (typeof process !== 'undefined' && !process.browser) {
|
8140 | blob.type = att.content_type;
|
8141 | }
|
8142 | return blob;
|
8143 | }
|
8144 | return new Promise(function (resolve) {
|
8145 | blobToBase64(blob, resolve);
|
8146 | });
|
8147 | }).then(function (data) {
|
8148 | delete att.stub;
|
8149 | delete att.length;
|
8150 | att.data = data;
|
8151 | });
|
8152 | }
|
8153 |
|
8154 | var promiseFactories = filenames.map(function (filename) {
|
8155 | return function () {
|
8156 | return fetchData(filename);
|
8157 | };
|
8158 | });
|
8159 |
|
8160 | // This limits the number of parallel xhr requests to 5 any time
|
8161 | // to avoid issues with maximum browser request limits
|
8162 | return pool(promiseFactories, 5);
|
8163 | }
|
8164 |
|
8165 | function fetchAllAttachments(docOrDocs) {
|
8166 | if (Array.isArray(docOrDocs)) {
|
8167 | return Promise.all(docOrDocs.map(function (doc) {
|
8168 | if (doc.ok) {
|
8169 | return fetchAttachments(doc.ok);
|
8170 | }
|
8171 | }));
|
8172 | }
|
8173 | return fetchAttachments(docOrDocs);
|
8174 | }
|
8175 |
|
8176 | var url = genDBUrl(host, id + paramsToStr(params));
|
8177 | fetchJSON(url).then(function (res) {
|
8178 | return Promise.resolve().then(function () {
|
8179 | if (opts.attachments) {
|
8180 | return fetchAllAttachments(res.data);
|
8181 | }
|
8182 | }).then(function () {
|
8183 | callback(null, res.data);
|
8184 | });
|
8185 | })["catch"](function (e) {
|
8186 | e.docId = id;
|
8187 | callback(e);
|
8188 | });
|
8189 | });
|
8190 |
|
8191 |
|
8192 | // Delete the document given by doc from the database given by host.
|
8193 | api.remove = adapterFun$$1('remove', function (docOrId, optsOrRev, opts, cb) {
|
8194 | var doc;
|
8195 | if (typeof optsOrRev === 'string') {
|
8196 | // id, rev, opts, callback style
|
8197 | doc = {
|
8198 | _id: docOrId,
|
8199 | _rev: optsOrRev
|
8200 | };
|
8201 | if (typeof opts === 'function') {
|
8202 | cb = opts;
|
8203 | opts = {};
|
8204 | }
|
8205 | } else {
|
8206 | // doc, opts, callback style
|
8207 | doc = docOrId;
|
8208 | if (typeof optsOrRev === 'function') {
|
8209 | cb = optsOrRev;
|
8210 | opts = {};
|
8211 | } else {
|
8212 | cb = opts;
|
8213 | opts = optsOrRev;
|
8214 | }
|
8215 | }
|
8216 |
|
8217 | var rev$$1 = (doc._rev || opts.rev);
|
8218 | var url = genDBUrl(host, encodeDocId(doc._id)) + '?rev=' + rev$$1;
|
8219 |
|
8220 | fetchJSON(url, {method: 'DELETE'}, cb)["catch"](cb);
|
8221 | });
|
8222 |
|
8223 | function encodeAttachmentId(attachmentId) {
|
8224 | return attachmentId.split("/").map(encodeURIComponent).join("/");
|
8225 | }
|
8226 |
|
8227 | // Get the attachment
|
8228 | api.getAttachment = adapterFun$$1('getAttachment', function (docId, attachmentId,
|
8229 | opts, callback) {
|
8230 | if (typeof opts === 'function') {
|
8231 | callback = opts;
|
8232 | opts = {};
|
8233 | }
|
8234 | var params = opts.rev ? ('?rev=' + opts.rev) : '';
|
8235 | var url = genDBUrl(host, encodeDocId(docId)) + '/' +
|
8236 | encodeAttachmentId(attachmentId) + params;
|
8237 | var contentType;
|
8238 | ourFetch(url, {method: 'GET'}).then(function (response) {
|
8239 | contentType = response.headers.get('content-type');
|
8240 | if (!response.ok) {
|
8241 | throw response;
|
8242 | } else {
|
8243 | if (typeof process !== 'undefined' && !process.browser) {
|
8244 | return response.buffer();
|
8245 | } else {
|
8246 | /* istanbul ignore next */
|
8247 | return response.blob();
|
8248 | }
|
8249 | }
|
8250 | }).then(function (blob) {
|
8251 | // TODO: also remove
|
8252 | if (typeof process !== 'undefined' && !process.browser) {
|
8253 | blob.type = contentType;
|
8254 | }
|
8255 | callback(null, blob);
|
8256 | })["catch"](function (err) {
|
8257 | callback(err);
|
8258 | });
|
8259 | });
|
8260 |
|
8261 | // Remove the attachment given by the id and rev
|
8262 | api.removeAttachment = adapterFun$$1('removeAttachment', function (docId,
|
8263 | attachmentId,
|
8264 | rev$$1,
|
8265 | callback) {
|
8266 | var url = genDBUrl(host, encodeDocId(docId) + '/' +
|
8267 | encodeAttachmentId(attachmentId)) + '?rev=' + rev$$1;
|
8268 | fetchJSON(url, {method: 'DELETE'}, callback)["catch"](callback);
|
8269 | });
|
8270 |
|
8271 | // Add the attachment given by blob and its contentType property
|
8272 | // to the document with the given id, the revision given by rev, and
|
8273 | // add it to the database given by host.
|
8274 | api.putAttachment = adapterFun$$1('putAttachment', function (docId, attachmentId,
|
8275 | rev$$1, blob,
|
8276 | type, callback) {
|
8277 | if (typeof type === 'function') {
|
8278 | callback = type;
|
8279 | type = blob;
|
8280 | blob = rev$$1;
|
8281 | rev$$1 = null;
|
8282 | }
|
8283 | var id = encodeDocId(docId) + '/' + encodeAttachmentId(attachmentId);
|
8284 | var url = genDBUrl(host, id);
|
8285 | if (rev$$1) {
|
8286 | url += '?rev=' + rev$$1;
|
8287 | }
|
8288 |
|
8289 | if (typeof blob === 'string') {
|
8290 | // input is assumed to be a base64 string
|
8291 | var binary;
|
8292 | try {
|
8293 | binary = thisAtob(blob);
|
8294 | } catch (err) {
|
8295 | return callback(createError(BAD_ARG,
|
8296 | 'Attachment is not a valid base64 string'));
|
8297 | }
|
8298 | blob = binary ? binStringToBluffer(binary, type) : '';
|
8299 | }
|
8300 |
|
8301 | // Add the attachment
|
8302 | fetchJSON(url, {
|
8303 | headers: new h({'Content-Type': type}),
|
8304 | method: 'PUT',
|
8305 | body: blob
|
8306 | }, callback)["catch"](callback);
|
8307 | });
|
8308 |
|
8309 | // Update/create multiple documents given by req in the database
|
8310 | // given by host.
|
8311 | api._bulkDocs = function (req, opts, callback) {
|
8312 | // If new_edits=false then it prevents the database from creating
|
8313 | // new revision numbers for the documents. Instead it just uses
|
8314 | // the old ones. This is used in database replication.
|
8315 | req.new_edits = opts.new_edits;
|
8316 |
|
8317 | setup().then(function () {
|
8318 | return Promise.all(req.docs.map(preprocessAttachments$1));
|
8319 | }).then(function () {
|
8320 | // Update/create the documents
|
8321 | return fetchJSON(genDBUrl(host, '_bulk_docs'), {
|
8322 | method: 'POST',
|
8323 | body: JSON.stringify(req)
|
8324 | }, callback);
|
8325 | })["catch"](callback);
|
8326 | };
|
8327 |
|
8328 |
|
8329 | // Update/create document
|
8330 | api._put = function (doc, opts, callback) {
|
8331 | setup().then(function () {
|
8332 | return preprocessAttachments$1(doc);
|
8333 | }).then(function () {
|
8334 | return fetchJSON(genDBUrl(host, encodeDocId(doc._id)), {
|
8335 | method: 'PUT',
|
8336 | body: JSON.stringify(doc)
|
8337 | });
|
8338 | }).then(function (result) {
|
8339 | callback(null, result.data);
|
8340 | })["catch"](function (err) {
|
8341 | err.docId = doc && doc._id;
|
8342 | callback(err);
|
8343 | });
|
8344 | };
|
8345 |
|
8346 |
|
8347 | // Get a listing of the documents in the database given
|
8348 | // by host and ordered by increasing id.
|
8349 | api.allDocs = adapterFun$$1('allDocs', function (opts, callback) {
|
8350 | if (typeof opts === 'function') {
|
8351 | callback = opts;
|
8352 | opts = {};
|
8353 | }
|
8354 | opts = clone(opts);
|
8355 |
|
8356 | // List of parameters to add to the GET request
|
8357 | var params = {};
|
8358 | var body;
|
8359 | var method = 'GET';
|
8360 |
|
8361 | if (opts.conflicts) {
|
8362 | params.conflicts = true;
|
8363 | }
|
8364 |
|
8365 | /* istanbul ignore if */
|
8366 | if (opts.update_seq) {
|
8367 | params.update_seq = true;
|
8368 | }
|
8369 |
|
8370 | if (opts.descending) {
|
8371 | params.descending = true;
|
8372 | }
|
8373 |
|
8374 | if (opts.include_docs) {
|
8375 | params.include_docs = true;
|
8376 | }
|
8377 |
|
8378 | // added in CouchDB 1.6.0
|
8379 | if (opts.attachments) {
|
8380 | params.attachments = true;
|
8381 | }
|
8382 |
|
8383 | if (opts.key) {
|
8384 | params.key = JSON.stringify(opts.key);
|
8385 | }
|
8386 |
|
8387 | if (opts.start_key) {
|
8388 | opts.startkey = opts.start_key;
|
8389 | }
|
8390 |
|
8391 | if (opts.startkey) {
|
8392 | params.startkey = JSON.stringify(opts.startkey);
|
8393 | }
|
8394 |
|
8395 | if (opts.end_key) {
|
8396 | opts.endkey = opts.end_key;
|
8397 | }
|
8398 |
|
8399 | if (opts.endkey) {
|
8400 | params.endkey = JSON.stringify(opts.endkey);
|
8401 | }
|
8402 |
|
8403 | if (typeof opts.inclusive_end !== 'undefined') {
|
8404 | params.inclusive_end = !!opts.inclusive_end;
|
8405 | }
|
8406 |
|
8407 | if (typeof opts.limit !== 'undefined') {
|
8408 | params.limit = opts.limit;
|
8409 | }
|
8410 |
|
8411 | if (typeof opts.skip !== 'undefined') {
|
8412 | params.skip = opts.skip;
|
8413 | }
|
8414 |
|
8415 | var paramStr = paramsToStr(params);
|
8416 |
|
8417 | if (typeof opts.keys !== 'undefined') {
|
8418 | method = 'POST';
|
8419 | body = {keys: opts.keys};
|
8420 | }
|
8421 |
|
8422 | fetchJSON(genDBUrl(host, '_all_docs' + paramStr), {
|
8423 | method: method,
|
8424 | body: JSON.stringify(body)
|
8425 | }).then(function (result) {
|
8426 | if (opts.include_docs && opts.attachments && opts.binary) {
|
8427 | result.data.rows.forEach(readAttachmentsAsBlobOrBuffer);
|
8428 | }
|
8429 | callback(null, result.data);
|
8430 | })["catch"](callback);
|
8431 | });
|
8432 |
|
8433 | // Get a list of changes made to documents in the database given by host.
|
8434 | // TODO According to the README, there should be two other methods here,
|
8435 | // api.changes.addListener and api.changes.removeListener.
|
8436 | api._changes = function (opts) {
|
8437 |
|
8438 | // We internally page the results of a changes request, this means
|
8439 | // if there is a large set of changes to be returned we can start
|
8440 | // processing them quicker instead of waiting on the entire
|
8441 | // set of changes to return and attempting to process them at once
|
8442 | var batchSize = 'batch_size' in opts ? opts.batch_size : CHANGES_BATCH_SIZE;
|
8443 |
|
8444 | opts = clone(opts);
|
8445 |
|
8446 | if (opts.continuous && !('heartbeat' in opts)) {
|
8447 | opts.heartbeat = DEFAULT_HEARTBEAT;
|
8448 | }
|
8449 |
|
8450 | var requestTimeout = ('timeout' in opts) ? opts.timeout : 30 * 1000;
|
8451 |
|
8452 | // ensure CHANGES_TIMEOUT_BUFFER applies
|
8453 | if ('timeout' in opts && opts.timeout &&
|
8454 | (requestTimeout - opts.timeout) < CHANGES_TIMEOUT_BUFFER) {
|
8455 | requestTimeout = opts.timeout + CHANGES_TIMEOUT_BUFFER;
|
8456 | }
|
8457 |
|
8458 | /* istanbul ignore if */
|
8459 | if ('heartbeat' in opts && opts.heartbeat &&
|
8460 | (requestTimeout - opts.heartbeat) < CHANGES_TIMEOUT_BUFFER) {
|
8461 | requestTimeout = opts.heartbeat + CHANGES_TIMEOUT_BUFFER;
|
8462 | }
|
8463 |
|
8464 | var params = {};
|
8465 | if ('timeout' in opts && opts.timeout) {
|
8466 | params.timeout = opts.timeout;
|
8467 | }
|
8468 |
|
8469 | var limit = (typeof opts.limit !== 'undefined') ? opts.limit : false;
|
8470 | var leftToFetch = limit;
|
8471 |
|
8472 | if (opts.style) {
|
8473 | params.style = opts.style;
|
8474 | }
|
8475 |
|
8476 | if (opts.include_docs || opts.filter && typeof opts.filter === 'function') {
|
8477 | params.include_docs = true;
|
8478 | }
|
8479 |
|
8480 | if (opts.attachments) {
|
8481 | params.attachments = true;
|
8482 | }
|
8483 |
|
8484 | if (opts.continuous) {
|
8485 | params.feed = 'longpoll';
|
8486 | }
|
8487 |
|
8488 | if (opts.seq_interval) {
|
8489 | params.seq_interval = opts.seq_interval;
|
8490 | }
|
8491 |
|
8492 | if (opts.conflicts) {
|
8493 | params.conflicts = true;
|
8494 | }
|
8495 |
|
8496 | if (opts.descending) {
|
8497 | params.descending = true;
|
8498 | }
|
8499 |
|
8500 | /* istanbul ignore if */
|
8501 | if (opts.update_seq) {
|
8502 | params.update_seq = true;
|
8503 | }
|
8504 |
|
8505 | if ('heartbeat' in opts) {
|
8506 | // If the heartbeat value is false, it disables the default heartbeat
|
8507 | if (opts.heartbeat) {
|
8508 | params.heartbeat = opts.heartbeat;
|
8509 | }
|
8510 | }
|
8511 |
|
8512 | if (opts.filter && typeof opts.filter === 'string') {
|
8513 | params.filter = opts.filter;
|
8514 | }
|
8515 |
|
8516 | if (opts.view && typeof opts.view === 'string') {
|
8517 | params.filter = '_view';
|
8518 | params.view = opts.view;
|
8519 | }
|
8520 |
|
8521 | // If opts.query_params exists, pass it through to the changes request.
|
8522 | // These parameters may be used by the filter on the source database.
|
8523 | if (opts.query_params && typeof opts.query_params === 'object') {
|
8524 | for (var param_name in opts.query_params) {
|
8525 | /* istanbul ignore else */
|
8526 | if (opts.query_params.hasOwnProperty(param_name)) {
|
8527 | params[param_name] = opts.query_params[param_name];
|
8528 | }
|
8529 | }
|
8530 | }
|
8531 |
|
8532 | var method = 'GET';
|
8533 | var body;
|
8534 |
|
8535 | if (opts.doc_ids) {
|
8536 | // set this automagically for the user; it's annoying that couchdb
|
8537 | // requires both a "filter" and a "doc_ids" param.
|
8538 | params.filter = '_doc_ids';
|
8539 | method = 'POST';
|
8540 | body = {doc_ids: opts.doc_ids };
|
8541 | }
|
8542 | /* istanbul ignore next */
|
8543 | else if (opts.selector) {
|
8544 | // set this automagically for the user, similar to above
|
8545 | params.filter = '_selector';
|
8546 | method = 'POST';
|
8547 | body = {selector: opts.selector };
|
8548 | }
|
8549 |
|
8550 | var controller = new a();
|
8551 | var lastFetchedSeq;
|
8552 |
|
8553 | // Get all the changes starting wtih the one immediately after the
|
8554 | // sequence number given by since.
|
8555 | var fetchData = function (since, callback) {
|
8556 | if (opts.aborted) {
|
8557 | return;
|
8558 | }
|
8559 | params.since = since;
|
8560 | // "since" can be any kind of json object in Cloudant/CouchDB 2.x
|
8561 | /* istanbul ignore next */
|
8562 | if (typeof params.since === "object") {
|
8563 | params.since = JSON.stringify(params.since);
|
8564 | }
|
8565 |
|
8566 | if (opts.descending) {
|
8567 | if (limit) {
|
8568 | params.limit = leftToFetch;
|
8569 | }
|
8570 | } else {
|
8571 | params.limit = (!limit || leftToFetch > batchSize) ?
|
8572 | batchSize : leftToFetch;
|
8573 | }
|
8574 |
|
8575 | // Set the options for the ajax call
|
8576 | var url = genDBUrl(host, '_changes' + paramsToStr(params));
|
8577 | var fetchOpts = {
|
8578 | signal: controller.signal,
|
8579 | method: method,
|
8580 | body: JSON.stringify(body)
|
8581 | };
|
8582 | lastFetchedSeq = since;
|
8583 |
|
8584 | /* istanbul ignore if */
|
8585 | if (opts.aborted) {
|
8586 | return;
|
8587 | }
|
8588 |
|
8589 | // Get the changes
|
8590 | setup().then(function () {
|
8591 | return fetchJSON(url, fetchOpts, callback);
|
8592 | })["catch"](callback);
|
8593 | };
|
8594 |
|
8595 | // If opts.since exists, get all the changes from the sequence
|
8596 | // number given by opts.since. Otherwise, get all the changes
|
8597 | // from the sequence number 0.
|
8598 | var results = {results: []};
|
8599 |
|
8600 | var fetched = function (err, res) {
|
8601 | if (opts.aborted) {
|
8602 | return;
|
8603 | }
|
8604 | var raw_results_length = 0;
|
8605 | // If the result of the ajax call (res) contains changes (res.results)
|
8606 | if (res && res.results) {
|
8607 | raw_results_length = res.results.length;
|
8608 | results.last_seq = res.last_seq;
|
8609 | var pending = null;
|
8610 | var lastSeq = null;
|
8611 | // Attach 'pending' property if server supports it (CouchDB 2.0+)
|
8612 | /* istanbul ignore if */
|
8613 | if (typeof res.pending === 'number') {
|
8614 | pending = res.pending;
|
8615 | }
|
8616 | if (typeof results.last_seq === 'string' || typeof results.last_seq === 'number') {
|
8617 | lastSeq = results.last_seq;
|
8618 | }
|
8619 | // For each change
|
8620 | var req = {};
|
8621 | req.query = opts.query_params;
|
8622 | res.results = res.results.filter(function (c) {
|
8623 | leftToFetch--;
|
8624 | var ret = filterChange(opts)(c);
|
8625 | if (ret) {
|
8626 | if (opts.include_docs && opts.attachments && opts.binary) {
|
8627 | readAttachmentsAsBlobOrBuffer(c);
|
8628 | }
|
8629 | if (opts.return_docs) {
|
8630 | results.results.push(c);
|
8631 | }
|
8632 | opts.onChange(c, pending, lastSeq);
|
8633 | }
|
8634 | return ret;
|
8635 | });
|
8636 | } else if (err) {
|
8637 | // In case of an error, stop listening for changes and call
|
8638 | // opts.complete
|
8639 | opts.aborted = true;
|
8640 | opts.complete(err);
|
8641 | return;
|
8642 | }
|
8643 |
|
8644 | // The changes feed may have timed out with no results
|
8645 | // if so reuse last update sequence
|
8646 | if (res && res.last_seq) {
|
8647 | lastFetchedSeq = res.last_seq;
|
8648 | }
|
8649 |
|
8650 | var finished = (limit && leftToFetch <= 0) ||
|
8651 | (res && raw_results_length < batchSize) ||
|
8652 | (opts.descending);
|
8653 |
|
8654 | if ((opts.continuous && !(limit && leftToFetch <= 0)) || !finished) {
|
8655 | // Queue a call to fetch again with the newest sequence number
|
8656 | immediate(function () { fetchData(lastFetchedSeq, fetched); });
|
8657 | } else {
|
8658 | // We're done, call the callback
|
8659 | opts.complete(null, results);
|
8660 | }
|
8661 | };
|
8662 |
|
8663 | fetchData(opts.since || 0, fetched);
|
8664 |
|
8665 | // Return a method to cancel this method from processing any more
|
8666 | return {
|
8667 | cancel: function () {
|
8668 | opts.aborted = true;
|
8669 | controller.abort();
|
8670 | }
|
8671 | };
|
8672 | };
|
8673 |
|
8674 | // Given a set of document/revision IDs (given by req), tets the subset of
|
8675 | // those that do NOT correspond to revisions stored in the database.
|
8676 | // See http://wiki.apache.org/couchdb/HttpPostRevsDiff
|
8677 | api.revsDiff = adapterFun$$1('revsDiff', function (req, opts, callback) {
|
8678 | // If no options were given, set the callback to be the second parameter
|
8679 | if (typeof opts === 'function') {
|
8680 | callback = opts;
|
8681 | opts = {};
|
8682 | }
|
8683 |
|
8684 | // Get the missing document/revision IDs
|
8685 | fetchJSON(genDBUrl(host, '_revs_diff'), {
|
8686 | method: 'POST',
|
8687 | body: JSON.stringify(req)
|
8688 | }, callback)["catch"](callback);
|
8689 | });
|
8690 |
|
8691 | api._close = function (callback) {
|
8692 | callback();
|
8693 | };
|
8694 |
|
8695 | api._destroy = function (options, callback) {
|
8696 | fetchJSON(genDBUrl(host, ''), {method: 'DELETE'}).then(function (json) {
|
8697 | callback(null, json);
|
8698 | })["catch"](function (err) {
|
8699 | /* istanbul ignore if */
|
8700 | if (err.status === 404) {
|
8701 | callback(null, {ok: true});
|
8702 | } else {
|
8703 | callback(err);
|
8704 | }
|
8705 | });
|
8706 | };
|
8707 | }
|
8708 |
|
8709 | // HttpPouch is a valid adapter.
|
8710 | HttpPouch.valid = function () {
|
8711 | return true;
|
8712 | };
|
8713 |
|
8714 | function httpPouch (PouchDB) {
|
8715 | PouchDB.adapter('http', HttpPouch, false);
|
8716 | PouchDB.adapter('https', HttpPouch, false);
|
8717 | }
|
8718 |
|
8719 | function QueryParseError(message) {
|
8720 | this.status = 400;
|
8721 | this.name = 'query_parse_error';
|
8722 | this.message = message;
|
8723 | this.error = true;
|
8724 | try {
|
8725 | Error.captureStackTrace(this, QueryParseError);
|
8726 | } catch (e) {}
|
8727 | }
|
8728 |
|
8729 | inherits(QueryParseError, Error);
|
8730 |
|
8731 | function NotFoundError(message) {
|
8732 | this.status = 404;
|
8733 | this.name = 'not_found';
|
8734 | this.message = message;
|
8735 | this.error = true;
|
8736 | try {
|
8737 | Error.captureStackTrace(this, NotFoundError);
|
8738 | } catch (e) {}
|
8739 | }
|
8740 |
|
8741 | inherits(NotFoundError, Error);
|
8742 |
|
8743 | function BuiltInError(message) {
|
8744 | this.status = 500;
|
8745 | this.name = 'invalid_value';
|
8746 | this.message = message;
|
8747 | this.error = true;
|
8748 | try {
|
8749 | Error.captureStackTrace(this, BuiltInError);
|
8750 | } catch (e) {}
|
8751 | }
|
8752 |
|
8753 | inherits(BuiltInError, Error);
|
8754 |
|
8755 | function promisedCallback(promise, callback) {
|
8756 | if (callback) {
|
8757 | promise.then(function (res) {
|
8758 | immediate(function () {
|
8759 | callback(null, res);
|
8760 | });
|
8761 | }, function (reason) {
|
8762 | immediate(function () {
|
8763 | callback(reason);
|
8764 | });
|
8765 | });
|
8766 | }
|
8767 | return promise;
|
8768 | }
|
8769 |
|
8770 | function callbackify(fun) {
|
8771 | return getArguments(function (args) {
|
8772 | var cb = args.pop();
|
8773 | var promise = fun.apply(this, args);
|
8774 | if (typeof cb === 'function') {
|
8775 | promisedCallback(promise, cb);
|
8776 | }
|
8777 | return promise;
|
8778 | });
|
8779 | }
|
8780 |
|
8781 | // Promise finally util similar to Q.finally
|
8782 | function fin(promise, finalPromiseFactory) {
|
8783 | return promise.then(function (res) {
|
8784 | return finalPromiseFactory().then(function () {
|
8785 | return res;
|
8786 | });
|
8787 | }, function (reason) {
|
8788 | return finalPromiseFactory().then(function () {
|
8789 | throw reason;
|
8790 | });
|
8791 | });
|
8792 | }
|
8793 |
|
8794 | function sequentialize(queue, promiseFactory) {
|
8795 | return function () {
|
8796 | var args = arguments;
|
8797 | var that = this;
|
8798 | return queue.add(function () {
|
8799 | return promiseFactory.apply(that, args);
|
8800 | });
|
8801 | };
|
8802 | }
|
8803 |
|
8804 | // uniq an array of strings, order not guaranteed
|
8805 | // similar to underscore/lodash _.uniq
|
8806 | function uniq(arr) {
|
8807 | var theSet = new ExportedSet(arr);
|
8808 | var result = new Array(theSet.size);
|
8809 | var index = -1;
|
8810 | theSet.forEach(function (value) {
|
8811 | result[++index] = value;
|
8812 | });
|
8813 | return result;
|
8814 | }
|
8815 |
|
8816 | function mapToKeysArray(map) {
|
8817 | var result = new Array(map.size);
|
8818 | var index = -1;
|
8819 | map.forEach(function (value, key) {
|
8820 | result[++index] = key;
|
8821 | });
|
8822 | return result;
|
8823 | }
|
8824 |
|
8825 | function createBuiltInError(name) {
|
8826 | var message = 'builtin ' + name +
|
8827 | ' function requires map values to be numbers' +
|
8828 | ' or number arrays';
|
8829 | return new BuiltInError(message);
|
8830 | }
|
8831 |
|
8832 | function sum(values) {
|
8833 | var result = 0;
|
8834 | for (var i = 0, len = values.length; i < len; i++) {
|
8835 | var num = values[i];
|
8836 | if (typeof num !== 'number') {
|
8837 | if (Array.isArray(num)) {
|
8838 | // lists of numbers are also allowed, sum them separately
|
8839 | result = typeof result === 'number' ? [result] : result;
|
8840 | for (var j = 0, jLen = num.length; j < jLen; j++) {
|
8841 | var jNum = num[j];
|
8842 | if (typeof jNum !== 'number') {
|
8843 | throw createBuiltInError('_sum');
|
8844 | } else if (typeof result[j] === 'undefined') {
|
8845 | result.push(jNum);
|
8846 | } else {
|
8847 | result[j] += jNum;
|
8848 | }
|
8849 | }
|
8850 | } else { // not array/number
|
8851 | throw createBuiltInError('_sum');
|
8852 | }
|
8853 | } else if (typeof result === 'number') {
|
8854 | result += num;
|
8855 | } else { // add number to array
|
8856 | result[0] += num;
|
8857 | }
|
8858 | }
|
8859 | return result;
|
8860 | }
|
8861 |
|
8862 | var log = guardedConsole.bind(null, 'log');
|
8863 | var isArray = Array.isArray;
|
8864 | var toJSON = JSON.parse;
|
8865 |
|
8866 | function evalFunctionWithEval(func, emit) {
|
8867 | return scopeEval(
|
8868 | "return (" + func.replace(/;\s*$/, "") + ");",
|
8869 | {
|
8870 | emit: emit,
|
8871 | sum: sum,
|
8872 | log: log,
|
8873 | isArray: isArray,
|
8874 | toJSON: toJSON
|
8875 | }
|
8876 | );
|
8877 | }
|
8878 |
|
8879 | /*
|
8880 | * Simple task queue to sequentialize actions. Assumes
|
8881 | * callbacks will eventually fire (once).
|
8882 | */
|
8883 |
|
8884 |
|
8885 | function TaskQueue$1() {
|
8886 | this.promise = new Promise(function (fulfill) {fulfill(); });
|
8887 | }
|
8888 | TaskQueue$1.prototype.add = function (promiseFactory) {
|
8889 | this.promise = this.promise["catch"](function () {
|
8890 | // just recover
|
8891 | }).then(function () {
|
8892 | return promiseFactory();
|
8893 | });
|
8894 | return this.promise;
|
8895 | };
|
8896 | TaskQueue$1.prototype.finish = function () {
|
8897 | return this.promise;
|
8898 | };
|
8899 |
|
8900 | function stringify(input) {
|
8901 | if (!input) {
|
8902 | return 'undefined'; // backwards compat for empty reduce
|
8903 | }
|
8904 | // for backwards compat with mapreduce, functions/strings are stringified
|
8905 | // as-is. everything else is JSON-stringified.
|
8906 | switch (typeof input) {
|
8907 | case 'function':
|
8908 | // e.g. a mapreduce map
|
8909 | return input.toString();
|
8910 | case 'string':
|
8911 | // e.g. a mapreduce built-in _reduce function
|
8912 | return input.toString();
|
8913 | default:
|
8914 | // e.g. a JSON object in the case of mango queries
|
8915 | return JSON.stringify(input);
|
8916 | }
|
8917 | }
|
8918 |
|
8919 | /* create a string signature for a view so we can cache it and uniq it */
|
8920 | function createViewSignature(mapFun, reduceFun) {
|
8921 | // the "undefined" part is for backwards compatibility
|
8922 | return stringify(mapFun) + stringify(reduceFun) + 'undefined';
|
8923 | }
|
8924 |
|
8925 | function createView(sourceDB, viewName, mapFun, reduceFun, temporary, localDocName) {
|
8926 | var viewSignature = createViewSignature(mapFun, reduceFun);
|
8927 |
|
8928 | var cachedViews;
|
8929 | if (!temporary) {
|
8930 | // cache this to ensure we don't try to update the same view twice
|
8931 | cachedViews = sourceDB._cachedViews = sourceDB._cachedViews || {};
|
8932 | if (cachedViews[viewSignature]) {
|
8933 | return cachedViews[viewSignature];
|
8934 | }
|
8935 | }
|
8936 |
|
8937 | var promiseForView = sourceDB.info().then(function (info) {
|
8938 |
|
8939 | var depDbName = info.db_name + '-mrview-' +
|
8940 | (temporary ? 'temp' : stringMd5(viewSignature));
|
8941 |
|
8942 | // save the view name in the source db so it can be cleaned up if necessary
|
8943 | // (e.g. when the _design doc is deleted, remove all associated view data)
|
8944 | function diffFunction(doc) {
|
8945 | doc.views = doc.views || {};
|
8946 | var fullViewName = viewName;
|
8947 | if (fullViewName.indexOf('/') === -1) {
|
8948 | fullViewName = viewName + '/' + viewName;
|
8949 | }
|
8950 | var depDbs = doc.views[fullViewName] = doc.views[fullViewName] || {};
|
8951 | /* istanbul ignore if */
|
8952 | if (depDbs[depDbName]) {
|
8953 | return; // no update necessary
|
8954 | }
|
8955 | depDbs[depDbName] = true;
|
8956 | return doc;
|
8957 | }
|
8958 | return upsert(sourceDB, '_local/' + localDocName, diffFunction).then(function () {
|
8959 | return sourceDB.registerDependentDatabase(depDbName).then(function (res) {
|
8960 | var db = res.db;
|
8961 | db.auto_compaction = true;
|
8962 | var view = {
|
8963 | name: depDbName,
|
8964 | db: db,
|
8965 | sourceDB: sourceDB,
|
8966 | adapter: sourceDB.adapter,
|
8967 | mapFun: mapFun,
|
8968 | reduceFun: reduceFun
|
8969 | };
|
8970 | return view.db.get('_local/lastSeq')["catch"](function (err) {
|
8971 | /* istanbul ignore if */
|
8972 | if (err.status !== 404) {
|
8973 | throw err;
|
8974 | }
|
8975 | }).then(function (lastSeqDoc) {
|
8976 | view.seq = lastSeqDoc ? lastSeqDoc.seq : 0;
|
8977 | if (cachedViews) {
|
8978 | view.db.once('destroyed', function () {
|
8979 | delete cachedViews[viewSignature];
|
8980 | });
|
8981 | }
|
8982 | return view;
|
8983 | });
|
8984 | });
|
8985 | });
|
8986 | });
|
8987 |
|
8988 | if (cachedViews) {
|
8989 | cachedViews[viewSignature] = promiseForView;
|
8990 | }
|
8991 | return promiseForView;
|
8992 | }
|
8993 |
|
8994 | var persistentQueues = {};
|
8995 | var tempViewQueue = new TaskQueue$1();
|
8996 | var CHANGES_BATCH_SIZE$1 = 50;
|
8997 |
|
8998 | function parseViewName(name) {
|
8999 | // can be either 'ddocname/viewname' or just 'viewname'
|
9000 | // (where the ddoc name is the same)
|
9001 | return name.indexOf('/') === -1 ? [name, name] : name.split('/');
|
9002 | }
|
9003 |
|
9004 | function isGenOne(changes) {
|
9005 | // only return true if the current change is 1-
|
9006 | // and there are no other leafs
|
9007 | return changes.length === 1 && /^1-/.test(changes[0].rev);
|
9008 | }
|
9009 |
|
9010 | function emitError(db, e) {
|
9011 | try {
|
9012 | db.emit('error', e);
|
9013 | } catch (err) {
|
9014 | guardedConsole('error',
|
9015 | 'The user\'s map/reduce function threw an uncaught error.\n' +
|
9016 | 'You can debug this error by doing:\n' +
|
9017 | 'myDatabase.on(\'error\', function (err) { debugger; });\n' +
|
9018 | 'Please double-check your map/reduce function.');
|
9019 | guardedConsole('error', e);
|
9020 | }
|
9021 | }
|
9022 |
|
9023 | /**
|
9024 | * Returns an "abstract" mapreduce object of the form:
|
9025 | *
|
9026 | * {
|
9027 | * query: queryFun,
|
9028 | * viewCleanup: viewCleanupFun
|
9029 | * }
|
9030 | *
|
9031 | * Arguments are:
|
9032 | *
|
9033 | * localDoc: string
|
9034 | * This is for the local doc that gets saved in order to track the
|
9035 | * "dependent" DBs and clean them up for viewCleanup. It should be
|
9036 | * unique, so that indexer plugins don't collide with each other.
|
9037 | * mapper: function (mapFunDef, emit)
|
9038 | * Returns a map function based on the mapFunDef, which in the case of
|
9039 | * normal map/reduce is just the de-stringified function, but may be
|
9040 | * something else, such as an object in the case of pouchdb-find.
|
9041 | * reducer: function (reduceFunDef)
|
9042 | * Ditto, but for reducing. Modules don't have to support reducing
|
9043 | * (e.g. pouchdb-find).
|
9044 | * ddocValidator: function (ddoc, viewName)
|
9045 | * Throws an error if the ddoc or viewName is not valid.
|
9046 | * This could be a way to communicate to the user that the configuration for the
|
9047 | * indexer is invalid.
|
9048 | */
|
9049 | function createAbstractMapReduce(localDocName, mapper, reducer, ddocValidator) {
|
9050 |
|
9051 | function tryMap(db, fun, doc) {
|
9052 | // emit an event if there was an error thrown by a map function.
|
9053 | // putting try/catches in a single function also avoids deoptimizations.
|
9054 | try {
|
9055 | fun(doc);
|
9056 | } catch (e) {
|
9057 | emitError(db, e);
|
9058 | }
|
9059 | }
|
9060 |
|
9061 | function tryReduce(db, fun, keys, values, rereduce) {
|
9062 | // same as above, but returning the result or an error. there are two separate
|
9063 | // functions to avoid extra memory allocations since the tryCode() case is used
|
9064 | // for custom map functions (common) vs this function, which is only used for
|
9065 | // custom reduce functions (rare)
|
9066 | try {
|
9067 | return {output : fun(keys, values, rereduce)};
|
9068 | } catch (e) {
|
9069 | emitError(db, e);
|
9070 | return {error: e};
|
9071 | }
|
9072 | }
|
9073 |
|
9074 | function sortByKeyThenValue(x, y) {
|
9075 | var keyCompare = collate(x.key, y.key);
|
9076 | return keyCompare !== 0 ? keyCompare : collate(x.value, y.value);
|
9077 | }
|
9078 |
|
9079 | function sliceResults(results, limit, skip) {
|
9080 | skip = skip || 0;
|
9081 | if (typeof limit === 'number') {
|
9082 | return results.slice(skip, limit + skip);
|
9083 | } else if (skip > 0) {
|
9084 | return results.slice(skip);
|
9085 | }
|
9086 | return results;
|
9087 | }
|
9088 |
|
9089 | function rowToDocId(row) {
|
9090 | var val = row.value;
|
9091 | // Users can explicitly specify a joined doc _id, or it
|
9092 | // defaults to the doc _id that emitted the key/value.
|
9093 | var docId = (val && typeof val === 'object' && val._id) || row.id;
|
9094 | return docId;
|
9095 | }
|
9096 |
|
9097 | function readAttachmentsAsBlobOrBuffer(res) {
|
9098 | res.rows.forEach(function (row) {
|
9099 | var atts = row.doc && row.doc._attachments;
|
9100 | if (!atts) {
|
9101 | return;
|
9102 | }
|
9103 | Object.keys(atts).forEach(function (filename) {
|
9104 | var att = atts[filename];
|
9105 | atts[filename].data = b64ToBluffer(att.data, att.content_type);
|
9106 | });
|
9107 | });
|
9108 | }
|
9109 |
|
9110 | function postprocessAttachments(opts) {
|
9111 | return function (res) {
|
9112 | if (opts.include_docs && opts.attachments && opts.binary) {
|
9113 | readAttachmentsAsBlobOrBuffer(res);
|
9114 | }
|
9115 | return res;
|
9116 | };
|
9117 | }
|
9118 |
|
9119 | function addHttpParam(paramName, opts, params, asJson) {
|
9120 | // add an http param from opts to params, optionally json-encoded
|
9121 | var val = opts[paramName];
|
9122 | if (typeof val !== 'undefined') {
|
9123 | if (asJson) {
|
9124 | val = encodeURIComponent(JSON.stringify(val));
|
9125 | }
|
9126 | params.push(paramName + '=' + val);
|
9127 | }
|
9128 | }
|
9129 |
|
9130 | function coerceInteger(integerCandidate) {
|
9131 | if (typeof integerCandidate !== 'undefined') {
|
9132 | var asNumber = Number(integerCandidate);
|
9133 | // prevents e.g. '1foo' or '1.1' being coerced to 1
|
9134 | if (!isNaN(asNumber) && asNumber === parseInt(integerCandidate, 10)) {
|
9135 | return asNumber;
|
9136 | } else {
|
9137 | return integerCandidate;
|
9138 | }
|
9139 | }
|
9140 | }
|
9141 |
|
9142 | function coerceOptions(opts) {
|
9143 | opts.group_level = coerceInteger(opts.group_level);
|
9144 | opts.limit = coerceInteger(opts.limit);
|
9145 | opts.skip = coerceInteger(opts.skip);
|
9146 | return opts;
|
9147 | }
|
9148 |
|
9149 | function checkPositiveInteger(number) {
|
9150 | if (number) {
|
9151 | if (typeof number !== 'number') {
|
9152 | return new QueryParseError('Invalid value for integer: "' +
|
9153 | number + '"');
|
9154 | }
|
9155 | if (number < 0) {
|
9156 | return new QueryParseError('Invalid value for positive integer: ' +
|
9157 | '"' + number + '"');
|
9158 | }
|
9159 | }
|
9160 | }
|
9161 |
|
9162 | function checkQueryParseError(options, fun) {
|
9163 | var startkeyName = options.descending ? 'endkey' : 'startkey';
|
9164 | var endkeyName = options.descending ? 'startkey' : 'endkey';
|
9165 |
|
9166 | if (typeof options[startkeyName] !== 'undefined' &&
|
9167 | typeof options[endkeyName] !== 'undefined' &&
|
9168 | collate(options[startkeyName], options[endkeyName]) > 0) {
|
9169 | throw new QueryParseError('No rows can match your key range, ' +
|
9170 | 'reverse your start_key and end_key or set {descending : true}');
|
9171 | } else if (fun.reduce && options.reduce !== false) {
|
9172 | if (options.include_docs) {
|
9173 | throw new QueryParseError('{include_docs:true} is invalid for reduce');
|
9174 | } else if (options.keys && options.keys.length > 1 &&
|
9175 | !options.group && !options.group_level) {
|
9176 | throw new QueryParseError('Multi-key fetches for reduce views must use ' +
|
9177 | '{group: true}');
|
9178 | }
|
9179 | }
|
9180 | ['group_level', 'limit', 'skip'].forEach(function (optionName) {
|
9181 | var error = checkPositiveInteger(options[optionName]);
|
9182 | if (error) {
|
9183 | throw error;
|
9184 | }
|
9185 | });
|
9186 | }
|
9187 |
|
9188 | function httpQuery(db, fun, opts) {
|
9189 | // List of parameters to add to the PUT request
|
9190 | var params = [];
|
9191 | var body;
|
9192 | var method = 'GET';
|
9193 | var ok, status;
|
9194 |
|
9195 | // If opts.reduce exists and is defined, then add it to the list
|
9196 | // of parameters.
|
9197 | // If reduce=false then the results are that of only the map function
|
9198 | // not the final result of map and reduce.
|
9199 | addHttpParam('reduce', opts, params);
|
9200 | addHttpParam('include_docs', opts, params);
|
9201 | addHttpParam('attachments', opts, params);
|
9202 | addHttpParam('limit', opts, params);
|
9203 | addHttpParam('descending', opts, params);
|
9204 | addHttpParam('group', opts, params);
|
9205 | addHttpParam('group_level', opts, params);
|
9206 | addHttpParam('skip', opts, params);
|
9207 | addHttpParam('stale', opts, params);
|
9208 | addHttpParam('conflicts', opts, params);
|
9209 | addHttpParam('startkey', opts, params, true);
|
9210 | addHttpParam('start_key', opts, params, true);
|
9211 | addHttpParam('endkey', opts, params, true);
|
9212 | addHttpParam('end_key', opts, params, true);
|
9213 | addHttpParam('inclusive_end', opts, params);
|
9214 | addHttpParam('key', opts, params, true);
|
9215 | addHttpParam('update_seq', opts, params);
|
9216 |
|
9217 | // Format the list of parameters into a valid URI query string
|
9218 | params = params.join('&');
|
9219 | params = params === '' ? '' : '?' + params;
|
9220 |
|
9221 | // If keys are supplied, issue a POST to circumvent GET query string limits
|
9222 | // see http://wiki.apache.org/couchdb/HTTP_view_API#Querying_Options
|
9223 | if (typeof opts.keys !== 'undefined') {
|
9224 | var MAX_URL_LENGTH = 2000;
|
9225 | // according to http://stackoverflow.com/a/417184/680742,
|
9226 | // the de facto URL length limit is 2000 characters
|
9227 |
|
9228 | var keysAsString =
|
9229 | 'keys=' + encodeURIComponent(JSON.stringify(opts.keys));
|
9230 | if (keysAsString.length + params.length + 1 <= MAX_URL_LENGTH) {
|
9231 | // If the keys are short enough, do a GET. we do this to work around
|
9232 | // Safari not understanding 304s on POSTs (see pouchdb/pouchdb#1239)
|
9233 | params += (params[0] === '?' ? '&' : '?') + keysAsString;
|
9234 | } else {
|
9235 | method = 'POST';
|
9236 | if (typeof fun === 'string') {
|
9237 | body = {keys: opts.keys};
|
9238 | } else { // fun is {map : mapfun}, so append to this
|
9239 | fun.keys = opts.keys;
|
9240 | }
|
9241 | }
|
9242 | }
|
9243 |
|
9244 | // We are referencing a query defined in the design doc
|
9245 | if (typeof fun === 'string') {
|
9246 | var parts = parseViewName(fun);
|
9247 | return db.fetch('_design/' + parts[0] + '/_view/' + parts[1] + params, {
|
9248 | headers: new h({'Content-Type': 'application/json'}),
|
9249 | method: method,
|
9250 | body: JSON.stringify(body)
|
9251 | }).then(function (response) {
|
9252 | ok = response.ok;
|
9253 | status = response.status;
|
9254 | return response.json();
|
9255 | }).then(function (result) {
|
9256 | if (!ok) {
|
9257 | result.status = status;
|
9258 | throw generateErrorFromResponse(result);
|
9259 | }
|
9260 | // fail the entire request if the result contains an error
|
9261 | result.rows.forEach(function (row) {
|
9262 | /* istanbul ignore if */
|
9263 | if (row.value && row.value.error && row.value.error === "builtin_reduce_error") {
|
9264 | throw new Error(row.reason);
|
9265 | }
|
9266 | });
|
9267 | return result;
|
9268 | }).then(postprocessAttachments(opts));
|
9269 | }
|
9270 |
|
9271 | // We are using a temporary view, terrible for performance, good for testing
|
9272 | body = body || {};
|
9273 | Object.keys(fun).forEach(function (key) {
|
9274 | if (Array.isArray(fun[key])) {
|
9275 | body[key] = fun[key];
|
9276 | } else {
|
9277 | body[key] = fun[key].toString();
|
9278 | }
|
9279 | });
|
9280 |
|
9281 | return db.fetch('_temp_view' + params, {
|
9282 | headers: new h({'Content-Type': 'application/json'}),
|
9283 | method: 'POST',
|
9284 | body: JSON.stringify(body)
|
9285 | }).then(function (response) {
|
9286 | ok = response.ok;
|
9287 | status = response.status;
|
9288 | return response.json();
|
9289 | }).then(function (result) {
|
9290 | if (!ok) {
|
9291 | result.status = status;
|
9292 | throw generateErrorFromResponse(result);
|
9293 | }
|
9294 | return result;
|
9295 | }).then(postprocessAttachments(opts));
|
9296 | }
|
9297 |
|
9298 | // custom adapters can define their own api._query
|
9299 | // and override the default behavior
|
9300 | /* istanbul ignore next */
|
9301 | function customQuery(db, fun, opts) {
|
9302 | return new Promise(function (resolve, reject) {
|
9303 | db._query(fun, opts, function (err, res) {
|
9304 | if (err) {
|
9305 | return reject(err);
|
9306 | }
|
9307 | resolve(res);
|
9308 | });
|
9309 | });
|
9310 | }
|
9311 |
|
9312 | // custom adapters can define their own api._viewCleanup
|
9313 | // and override the default behavior
|
9314 | /* istanbul ignore next */
|
9315 | function customViewCleanup(db) {
|
9316 | return new Promise(function (resolve, reject) {
|
9317 | db._viewCleanup(function (err, res) {
|
9318 | if (err) {
|
9319 | return reject(err);
|
9320 | }
|
9321 | resolve(res);
|
9322 | });
|
9323 | });
|
9324 | }
|
9325 |
|
9326 | function defaultsTo(value) {
|
9327 | return function (reason) {
|
9328 | /* istanbul ignore else */
|
9329 | if (reason.status === 404) {
|
9330 | return value;
|
9331 | } else {
|
9332 | throw reason;
|
9333 | }
|
9334 | };
|
9335 | }
|
9336 |
|
9337 | // returns a promise for a list of docs to update, based on the input docId.
|
9338 | // the order doesn't matter, because post-3.2.0, bulkDocs
|
9339 | // is an atomic operation in all three adapters.
|
9340 | function getDocsToPersist(docId, view, docIdsToChangesAndEmits) {
|
9341 | var metaDocId = '_local/doc_' + docId;
|
9342 | var defaultMetaDoc = {_id: metaDocId, keys: []};
|
9343 | var docData = docIdsToChangesAndEmits.get(docId);
|
9344 | var indexableKeysToKeyValues = docData[0];
|
9345 | var changes = docData[1];
|
9346 |
|
9347 | function getMetaDoc() {
|
9348 | if (isGenOne(changes)) {
|
9349 | // generation 1, so we can safely assume initial state
|
9350 | // for performance reasons (avoids unnecessary GETs)
|
9351 | return Promise.resolve(defaultMetaDoc);
|
9352 | }
|
9353 | return view.db.get(metaDocId)["catch"](defaultsTo(defaultMetaDoc));
|
9354 | }
|
9355 |
|
9356 | function getKeyValueDocs(metaDoc) {
|
9357 | if (!metaDoc.keys.length) {
|
9358 | // no keys, no need for a lookup
|
9359 | return Promise.resolve({rows: []});
|
9360 | }
|
9361 | return view.db.allDocs({
|
9362 | keys: metaDoc.keys,
|
9363 | include_docs: true
|
9364 | });
|
9365 | }
|
9366 |
|
9367 | function processKeyValueDocs(metaDoc, kvDocsRes) {
|
9368 | var kvDocs = [];
|
9369 | var oldKeys = new ExportedSet();
|
9370 |
|
9371 | for (var i = 0, len = kvDocsRes.rows.length; i < len; i++) {
|
9372 | var row = kvDocsRes.rows[i];
|
9373 | var doc = row.doc;
|
9374 | if (!doc) { // deleted
|
9375 | continue;
|
9376 | }
|
9377 | kvDocs.push(doc);
|
9378 | oldKeys.add(doc._id);
|
9379 | doc._deleted = !indexableKeysToKeyValues.has(doc._id);
|
9380 | if (!doc._deleted) {
|
9381 | var keyValue = indexableKeysToKeyValues.get(doc._id);
|
9382 | if ('value' in keyValue) {
|
9383 | doc.value = keyValue.value;
|
9384 | }
|
9385 | }
|
9386 | }
|
9387 | var newKeys = mapToKeysArray(indexableKeysToKeyValues);
|
9388 | newKeys.forEach(function (key) {
|
9389 | if (!oldKeys.has(key)) {
|
9390 | // new doc
|
9391 | var kvDoc = {
|
9392 | _id: key
|
9393 | };
|
9394 | var keyValue = indexableKeysToKeyValues.get(key);
|
9395 | if ('value' in keyValue) {
|
9396 | kvDoc.value = keyValue.value;
|
9397 | }
|
9398 | kvDocs.push(kvDoc);
|
9399 | }
|
9400 | });
|
9401 | metaDoc.keys = uniq(newKeys.concat(metaDoc.keys));
|
9402 | kvDocs.push(metaDoc);
|
9403 |
|
9404 | return kvDocs;
|
9405 | }
|
9406 |
|
9407 | return getMetaDoc().then(function (metaDoc) {
|
9408 | return getKeyValueDocs(metaDoc).then(function (kvDocsRes) {
|
9409 | return processKeyValueDocs(metaDoc, kvDocsRes);
|
9410 | });
|
9411 | });
|
9412 | }
|
9413 |
|
9414 | // updates all emitted key/value docs and metaDocs in the mrview database
|
9415 | // for the given batch of documents from the source database
|
9416 | function saveKeyValues(view, docIdsToChangesAndEmits, seq) {
|
9417 | var seqDocId = '_local/lastSeq';
|
9418 | return view.db.get(seqDocId)[
|
9419 | "catch"](defaultsTo({_id: seqDocId, seq: 0}))
|
9420 | .then(function (lastSeqDoc) {
|
9421 | var docIds = mapToKeysArray(docIdsToChangesAndEmits);
|
9422 | return Promise.all(docIds.map(function (docId) {
|
9423 | return getDocsToPersist(docId, view, docIdsToChangesAndEmits);
|
9424 | })).then(function (listOfDocsToPersist) {
|
9425 | var docsToPersist = flatten(listOfDocsToPersist);
|
9426 | lastSeqDoc.seq = seq;
|
9427 | docsToPersist.push(lastSeqDoc);
|
9428 | // write all docs in a single operation, update the seq once
|
9429 | return view.db.bulkDocs({docs : docsToPersist});
|
9430 | });
|
9431 | });
|
9432 | }
|
9433 |
|
9434 | function getQueue(view) {
|
9435 | var viewName = typeof view === 'string' ? view : view.name;
|
9436 | var queue = persistentQueues[viewName];
|
9437 | if (!queue) {
|
9438 | queue = persistentQueues[viewName] = new TaskQueue$1();
|
9439 | }
|
9440 | return queue;
|
9441 | }
|
9442 |
|
9443 | function updateView(view) {
|
9444 | return sequentialize(getQueue(view), function () {
|
9445 | return updateViewInQueue(view);
|
9446 | })();
|
9447 | }
|
9448 |
|
9449 | function updateViewInQueue(view) {
|
9450 | // bind the emit function once
|
9451 | var mapResults;
|
9452 | var doc;
|
9453 |
|
9454 | function emit(key, value) {
|
9455 | var output = {id: doc._id, key: normalizeKey(key)};
|
9456 | // Don't explicitly store the value unless it's defined and non-null.
|
9457 | // This saves on storage space, because often people don't use it.
|
9458 | if (typeof value !== 'undefined' && value !== null) {
|
9459 | output.value = normalizeKey(value);
|
9460 | }
|
9461 | mapResults.push(output);
|
9462 | }
|
9463 |
|
9464 | var mapFun = mapper(view.mapFun, emit);
|
9465 |
|
9466 | var currentSeq = view.seq || 0;
|
9467 |
|
9468 | function processChange(docIdsToChangesAndEmits, seq) {
|
9469 | return function () {
|
9470 | return saveKeyValues(view, docIdsToChangesAndEmits, seq);
|
9471 | };
|
9472 | }
|
9473 |
|
9474 | var queue = new TaskQueue$1();
|
9475 |
|
9476 | function processNextBatch() {
|
9477 | return view.sourceDB.changes({
|
9478 | return_docs: true,
|
9479 | conflicts: true,
|
9480 | include_docs: true,
|
9481 | style: 'all_docs',
|
9482 | since: currentSeq,
|
9483 | limit: CHANGES_BATCH_SIZE$1
|
9484 | }).then(processBatch);
|
9485 | }
|
9486 |
|
9487 | function processBatch(response) {
|
9488 | var results = response.results;
|
9489 | if (!results.length) {
|
9490 | return;
|
9491 | }
|
9492 | var docIdsToChangesAndEmits = createDocIdsToChangesAndEmits(results);
|
9493 | queue.add(processChange(docIdsToChangesAndEmits, currentSeq));
|
9494 | if (results.length < CHANGES_BATCH_SIZE$1) {
|
9495 | return;
|
9496 | }
|
9497 | return processNextBatch();
|
9498 | }
|
9499 |
|
9500 | function createDocIdsToChangesAndEmits(results) {
|
9501 | var docIdsToChangesAndEmits = new ExportedMap();
|
9502 | for (var i = 0, len = results.length; i < len; i++) {
|
9503 | var change = results[i];
|
9504 | if (change.doc._id[0] !== '_') {
|
9505 | mapResults = [];
|
9506 | doc = change.doc;
|
9507 |
|
9508 | if (!doc._deleted) {
|
9509 | tryMap(view.sourceDB, mapFun, doc);
|
9510 | }
|
9511 | mapResults.sort(sortByKeyThenValue);
|
9512 |
|
9513 | var indexableKeysToKeyValues = createIndexableKeysToKeyValues(mapResults);
|
9514 | docIdsToChangesAndEmits.set(change.doc._id, [
|
9515 | indexableKeysToKeyValues,
|
9516 | change.changes
|
9517 | ]);
|
9518 | }
|
9519 | currentSeq = change.seq;
|
9520 | }
|
9521 | return docIdsToChangesAndEmits;
|
9522 | }
|
9523 |
|
9524 | function createIndexableKeysToKeyValues(mapResults) {
|
9525 | var indexableKeysToKeyValues = new ExportedMap();
|
9526 | var lastKey;
|
9527 | for (var i = 0, len = mapResults.length; i < len; i++) {
|
9528 | var emittedKeyValue = mapResults[i];
|
9529 | var complexKey = [emittedKeyValue.key, emittedKeyValue.id];
|
9530 | if (i > 0 && collate(emittedKeyValue.key, lastKey) === 0) {
|
9531 | complexKey.push(i); // dup key+id, so make it unique
|
9532 | }
|
9533 | indexableKeysToKeyValues.set(toIndexableString(complexKey), emittedKeyValue);
|
9534 | lastKey = emittedKeyValue.key;
|
9535 | }
|
9536 | return indexableKeysToKeyValues;
|
9537 | }
|
9538 |
|
9539 | return processNextBatch().then(function () {
|
9540 | return queue.finish();
|
9541 | }).then(function () {
|
9542 | view.seq = currentSeq;
|
9543 | });
|
9544 | }
|
9545 |
|
9546 | function reduceView(view, results, options) {
|
9547 | if (options.group_level === 0) {
|
9548 | delete options.group_level;
|
9549 | }
|
9550 |
|
9551 | var shouldGroup = options.group || options.group_level;
|
9552 |
|
9553 | var reduceFun = reducer(view.reduceFun);
|
9554 |
|
9555 | var groups = [];
|
9556 | var lvl = isNaN(options.group_level) ? Number.POSITIVE_INFINITY :
|
9557 | options.group_level;
|
9558 | results.forEach(function (e) {
|
9559 | var last = groups[groups.length - 1];
|
9560 | var groupKey = shouldGroup ? e.key : null;
|
9561 |
|
9562 | // only set group_level for array keys
|
9563 | if (shouldGroup && Array.isArray(groupKey)) {
|
9564 | groupKey = groupKey.slice(0, lvl);
|
9565 | }
|
9566 |
|
9567 | if (last && collate(last.groupKey, groupKey) === 0) {
|
9568 | last.keys.push([e.key, e.id]);
|
9569 | last.values.push(e.value);
|
9570 | return;
|
9571 | }
|
9572 | groups.push({
|
9573 | keys: [[e.key, e.id]],
|
9574 | values: [e.value],
|
9575 | groupKey: groupKey
|
9576 | });
|
9577 | });
|
9578 | results = [];
|
9579 | for (var i = 0, len = groups.length; i < len; i++) {
|
9580 | var e = groups[i];
|
9581 | var reduceTry = tryReduce(view.sourceDB, reduceFun, e.keys, e.values, false);
|
9582 | if (reduceTry.error && reduceTry.error instanceof BuiltInError) {
|
9583 | // CouchDB returns an error if a built-in errors out
|
9584 | throw reduceTry.error;
|
9585 | }
|
9586 | results.push({
|
9587 | // CouchDB just sets the value to null if a non-built-in errors out
|
9588 | value: reduceTry.error ? null : reduceTry.output,
|
9589 | key: e.groupKey
|
9590 | });
|
9591 | }
|
9592 | // no total_rows/offset when reducing
|
9593 | return {rows: sliceResults(results, options.limit, options.skip)};
|
9594 | }
|
9595 |
|
9596 | function queryView(view, opts) {
|
9597 | return sequentialize(getQueue(view), function () {
|
9598 | return queryViewInQueue(view, opts);
|
9599 | })();
|
9600 | }
|
9601 |
|
9602 | function queryViewInQueue(view, opts) {
|
9603 | var totalRows;
|
9604 | var shouldReduce = view.reduceFun && opts.reduce !== false;
|
9605 | var skip = opts.skip || 0;
|
9606 | if (typeof opts.keys !== 'undefined' && !opts.keys.length) {
|
9607 | // equivalent query
|
9608 | opts.limit = 0;
|
9609 | delete opts.keys;
|
9610 | }
|
9611 |
|
9612 | function fetchFromView(viewOpts) {
|
9613 | viewOpts.include_docs = true;
|
9614 | return view.db.allDocs(viewOpts).then(function (res) {
|
9615 | totalRows = res.total_rows;
|
9616 | return res.rows.map(function (result) {
|
9617 |
|
9618 | // implicit migration - in older versions of PouchDB,
|
9619 | // we explicitly stored the doc as {id: ..., key: ..., value: ...}
|
9620 | // this is tested in a migration test
|
9621 | /* istanbul ignore next */
|
9622 | if ('value' in result.doc && typeof result.doc.value === 'object' &&
|
9623 | result.doc.value !== null) {
|
9624 | var keys = Object.keys(result.doc.value).sort();
|
9625 | // this detection method is not perfect, but it's unlikely the user
|
9626 | // emitted a value which was an object with these 3 exact keys
|
9627 | var expectedKeys = ['id', 'key', 'value'];
|
9628 | if (!(keys < expectedKeys || keys > expectedKeys)) {
|
9629 | return result.doc.value;
|
9630 | }
|
9631 | }
|
9632 |
|
9633 | var parsedKeyAndDocId = parseIndexableString(result.doc._id);
|
9634 | return {
|
9635 | key: parsedKeyAndDocId[0],
|
9636 | id: parsedKeyAndDocId[1],
|
9637 | value: ('value' in result.doc ? result.doc.value : null)
|
9638 | };
|
9639 | });
|
9640 | });
|
9641 | }
|
9642 |
|
9643 | function onMapResultsReady(rows) {
|
9644 | var finalResults;
|
9645 | if (shouldReduce) {
|
9646 | finalResults = reduceView(view, rows, opts);
|
9647 | } else {
|
9648 | finalResults = {
|
9649 | total_rows: totalRows,
|
9650 | offset: skip,
|
9651 | rows: rows
|
9652 | };
|
9653 | }
|
9654 | /* istanbul ignore if */
|
9655 | if (opts.update_seq) {
|
9656 | finalResults.update_seq = view.seq;
|
9657 | }
|
9658 | if (opts.include_docs) {
|
9659 | var docIds = uniq(rows.map(rowToDocId));
|
9660 |
|
9661 | return view.sourceDB.allDocs({
|
9662 | keys: docIds,
|
9663 | include_docs: true,
|
9664 | conflicts: opts.conflicts,
|
9665 | attachments: opts.attachments,
|
9666 | binary: opts.binary
|
9667 | }).then(function (allDocsRes) {
|
9668 | var docIdsToDocs = new ExportedMap();
|
9669 | allDocsRes.rows.forEach(function (row) {
|
9670 | docIdsToDocs.set(row.id, row.doc);
|
9671 | });
|
9672 | rows.forEach(function (row) {
|
9673 | var docId = rowToDocId(row);
|
9674 | var doc = docIdsToDocs.get(docId);
|
9675 | if (doc) {
|
9676 | row.doc = doc;
|
9677 | }
|
9678 | });
|
9679 | return finalResults;
|
9680 | });
|
9681 | } else {
|
9682 | return finalResults;
|
9683 | }
|
9684 | }
|
9685 |
|
9686 | if (typeof opts.keys !== 'undefined') {
|
9687 | var keys = opts.keys;
|
9688 | var fetchPromises = keys.map(function (key) {
|
9689 | var viewOpts = {
|
9690 | startkey : toIndexableString([key]),
|
9691 | endkey : toIndexableString([key, {}])
|
9692 | };
|
9693 | /* istanbul ignore if */
|
9694 | if (opts.update_seq) {
|
9695 | viewOpts.update_seq = true;
|
9696 | }
|
9697 | return fetchFromView(viewOpts);
|
9698 | });
|
9699 | return Promise.all(fetchPromises).then(flatten).then(onMapResultsReady);
|
9700 | } else { // normal query, no 'keys'
|
9701 | var viewOpts = {
|
9702 | descending : opts.descending
|
9703 | };
|
9704 | /* istanbul ignore if */
|
9705 | if (opts.update_seq) {
|
9706 | viewOpts.update_seq = true;
|
9707 | }
|
9708 | var startkey;
|
9709 | var endkey;
|
9710 | if ('start_key' in opts) {
|
9711 | startkey = opts.start_key;
|
9712 | }
|
9713 | if ('startkey' in opts) {
|
9714 | startkey = opts.startkey;
|
9715 | }
|
9716 | if ('end_key' in opts) {
|
9717 | endkey = opts.end_key;
|
9718 | }
|
9719 | if ('endkey' in opts) {
|
9720 | endkey = opts.endkey;
|
9721 | }
|
9722 | if (typeof startkey !== 'undefined') {
|
9723 | viewOpts.startkey = opts.descending ?
|
9724 | toIndexableString([startkey, {}]) :
|
9725 | toIndexableString([startkey]);
|
9726 | }
|
9727 | if (typeof endkey !== 'undefined') {
|
9728 | var inclusiveEnd = opts.inclusive_end !== false;
|
9729 | if (opts.descending) {
|
9730 | inclusiveEnd = !inclusiveEnd;
|
9731 | }
|
9732 |
|
9733 | viewOpts.endkey = toIndexableString(
|
9734 | inclusiveEnd ? [endkey, {}] : [endkey]);
|
9735 | }
|
9736 | if (typeof opts.key !== 'undefined') {
|
9737 | var keyStart = toIndexableString([opts.key]);
|
9738 | var keyEnd = toIndexableString([opts.key, {}]);
|
9739 | if (viewOpts.descending) {
|
9740 | viewOpts.endkey = keyStart;
|
9741 | viewOpts.startkey = keyEnd;
|
9742 | } else {
|
9743 | viewOpts.startkey = keyStart;
|
9744 | viewOpts.endkey = keyEnd;
|
9745 | }
|
9746 | }
|
9747 | if (!shouldReduce) {
|
9748 | if (typeof opts.limit === 'number') {
|
9749 | viewOpts.limit = opts.limit;
|
9750 | }
|
9751 | viewOpts.skip = skip;
|
9752 | }
|
9753 | return fetchFromView(viewOpts).then(onMapResultsReady);
|
9754 | }
|
9755 | }
|
9756 |
|
9757 | function httpViewCleanup(db) {
|
9758 | return db.fetch('_view_cleanup', {
|
9759 | headers: new h({'Content-Type': 'application/json'}),
|
9760 | method: 'POST'
|
9761 | }).then(function (response) {
|
9762 | return response.json();
|
9763 | });
|
9764 | }
|
9765 |
|
9766 | function localViewCleanup(db) {
|
9767 | return db.get('_local/' + localDocName).then(function (metaDoc) {
|
9768 | var docsToViews = new ExportedMap();
|
9769 | Object.keys(metaDoc.views).forEach(function (fullViewName) {
|
9770 | var parts = parseViewName(fullViewName);
|
9771 | var designDocName = '_design/' + parts[0];
|
9772 | var viewName = parts[1];
|
9773 | var views = docsToViews.get(designDocName);
|
9774 | if (!views) {
|
9775 | views = new ExportedSet();
|
9776 | docsToViews.set(designDocName, views);
|
9777 | }
|
9778 | views.add(viewName);
|
9779 | });
|
9780 | var opts = {
|
9781 | keys : mapToKeysArray(docsToViews),
|
9782 | include_docs : true
|
9783 | };
|
9784 | return db.allDocs(opts).then(function (res) {
|
9785 | var viewsToStatus = {};
|
9786 | res.rows.forEach(function (row) {
|
9787 | var ddocName = row.key.substring(8); // cuts off '_design/'
|
9788 | docsToViews.get(row.key).forEach(function (viewName) {
|
9789 | var fullViewName = ddocName + '/' + viewName;
|
9790 | /* istanbul ignore if */
|
9791 | if (!metaDoc.views[fullViewName]) {
|
9792 | // new format, without slashes, to support PouchDB 2.2.0
|
9793 | // migration test in pouchdb's browser.migration.js verifies this
|
9794 | fullViewName = viewName;
|
9795 | }
|
9796 | var viewDBNames = Object.keys(metaDoc.views[fullViewName]);
|
9797 | // design doc deleted, or view function nonexistent
|
9798 | var statusIsGood = row.doc && row.doc.views &&
|
9799 | row.doc.views[viewName];
|
9800 | viewDBNames.forEach(function (viewDBName) {
|
9801 | viewsToStatus[viewDBName] =
|
9802 | viewsToStatus[viewDBName] || statusIsGood;
|
9803 | });
|
9804 | });
|
9805 | });
|
9806 | var dbsToDelete = Object.keys(viewsToStatus).filter(
|
9807 | function (viewDBName) { return !viewsToStatus[viewDBName]; });
|
9808 | var destroyPromises = dbsToDelete.map(function (viewDBName) {
|
9809 | return sequentialize(getQueue(viewDBName), function () {
|
9810 | return new db.constructor(viewDBName, db.__opts).destroy();
|
9811 | })();
|
9812 | });
|
9813 | return Promise.all(destroyPromises).then(function () {
|
9814 | return {ok: true};
|
9815 | });
|
9816 | });
|
9817 | }, defaultsTo({ok: true}));
|
9818 | }
|
9819 |
|
9820 | function queryPromised(db, fun, opts) {
|
9821 | /* istanbul ignore next */
|
9822 | if (typeof db._query === 'function') {
|
9823 | return customQuery(db, fun, opts);
|
9824 | }
|
9825 | if (isRemote(db)) {
|
9826 | return httpQuery(db, fun, opts);
|
9827 | }
|
9828 |
|
9829 | if (typeof fun !== 'string') {
|
9830 | // temp_view
|
9831 | checkQueryParseError(opts, fun);
|
9832 |
|
9833 | tempViewQueue.add(function () {
|
9834 | var createViewPromise = createView(
|
9835 | /* sourceDB */ db,
|
9836 | /* viewName */ 'temp_view/temp_view',
|
9837 | /* mapFun */ fun.map,
|
9838 | /* reduceFun */ fun.reduce,
|
9839 | /* temporary */ true,
|
9840 | /* localDocName */ localDocName);
|
9841 | return createViewPromise.then(function (view) {
|
9842 | return fin(updateView(view).then(function () {
|
9843 | return queryView(view, opts);
|
9844 | }), function () {
|
9845 | return view.db.destroy();
|
9846 | });
|
9847 | });
|
9848 | });
|
9849 | return tempViewQueue.finish();
|
9850 | } else {
|
9851 | // persistent view
|
9852 | var fullViewName = fun;
|
9853 | var parts = parseViewName(fullViewName);
|
9854 | var designDocName = parts[0];
|
9855 | var viewName = parts[1];
|
9856 | return db.get('_design/' + designDocName).then(function (doc) {
|
9857 | var fun = doc.views && doc.views[viewName];
|
9858 |
|
9859 | if (!fun) {
|
9860 | // basic validator; it's assumed that every subclass would want this
|
9861 | throw new NotFoundError('ddoc ' + doc._id + ' has no view named ' +
|
9862 | viewName);
|
9863 | }
|
9864 |
|
9865 | ddocValidator(doc, viewName);
|
9866 | checkQueryParseError(opts, fun);
|
9867 |
|
9868 | var createViewPromise = createView(
|
9869 | /* sourceDB */ db,
|
9870 | /* viewName */ fullViewName,
|
9871 | /* mapFun */ fun.map,
|
9872 | /* reduceFun */ fun.reduce,
|
9873 | /* temporary */ false,
|
9874 | /* localDocName */ localDocName);
|
9875 | return createViewPromise.then(function (view) {
|
9876 | if (opts.stale === 'ok' || opts.stale === 'update_after') {
|
9877 | if (opts.stale === 'update_after') {
|
9878 | immediate(function () {
|
9879 | updateView(view);
|
9880 | });
|
9881 | }
|
9882 | return queryView(view, opts);
|
9883 | } else { // stale not ok
|
9884 | return updateView(view).then(function () {
|
9885 | return queryView(view, opts);
|
9886 | });
|
9887 | }
|
9888 | });
|
9889 | });
|
9890 | }
|
9891 | }
|
9892 |
|
9893 | function abstractQuery(fun, opts, callback) {
|
9894 | var db = this;
|
9895 | if (typeof opts === 'function') {
|
9896 | callback = opts;
|
9897 | opts = {};
|
9898 | }
|
9899 | opts = opts ? coerceOptions(opts) : {};
|
9900 |
|
9901 | if (typeof fun === 'function') {
|
9902 | fun = {map : fun};
|
9903 | }
|
9904 |
|
9905 | var promise = Promise.resolve().then(function () {
|
9906 | return queryPromised(db, fun, opts);
|
9907 | });
|
9908 | promisedCallback(promise, callback);
|
9909 | return promise;
|
9910 | }
|
9911 |
|
9912 | var abstractViewCleanup = callbackify(function () {
|
9913 | var db = this;
|
9914 | /* istanbul ignore next */
|
9915 | if (typeof db._viewCleanup === 'function') {
|
9916 | return customViewCleanup(db);
|
9917 | }
|
9918 | if (isRemote(db)) {
|
9919 | return httpViewCleanup(db);
|
9920 | }
|
9921 | return localViewCleanup(db);
|
9922 | });
|
9923 |
|
9924 | return {
|
9925 | query: abstractQuery,
|
9926 | viewCleanup: abstractViewCleanup
|
9927 | };
|
9928 | }
|
9929 |
|
9930 | var builtInReduce = {
|
9931 | _sum: function (keys, values) {
|
9932 | return sum(values);
|
9933 | },
|
9934 |
|
9935 | _count: function (keys, values) {
|
9936 | return values.length;
|
9937 | },
|
9938 |
|
9939 | _stats: function (keys, values) {
|
9940 | // no need to implement rereduce=true, because Pouch
|
9941 | // will never call it
|
9942 | function sumsqr(values) {
|
9943 | var _sumsqr = 0;
|
9944 | for (var i = 0, len = values.length; i < len; i++) {
|
9945 | var num = values[i];
|
9946 | _sumsqr += (num * num);
|
9947 | }
|
9948 | return _sumsqr;
|
9949 | }
|
9950 | return {
|
9951 | sum : sum(values),
|
9952 | min : Math.min.apply(null, values),
|
9953 | max : Math.max.apply(null, values),
|
9954 | count : values.length,
|
9955 | sumsqr : sumsqr(values)
|
9956 | };
|
9957 | }
|
9958 | };
|
9959 |
|
9960 | function getBuiltIn(reduceFunString) {
|
9961 | if (/^_sum/.test(reduceFunString)) {
|
9962 | return builtInReduce._sum;
|
9963 | } else if (/^_count/.test(reduceFunString)) {
|
9964 | return builtInReduce._count;
|
9965 | } else if (/^_stats/.test(reduceFunString)) {
|
9966 | return builtInReduce._stats;
|
9967 | } else if (/^_/.test(reduceFunString)) {
|
9968 | throw new Error(reduceFunString + ' is not a supported reduce function.');
|
9969 | }
|
9970 | }
|
9971 |
|
9972 | function mapper(mapFun, emit) {
|
9973 | // for temp_views one can use emit(doc, emit), see #38
|
9974 | if (typeof mapFun === "function" && mapFun.length === 2) {
|
9975 | var origMap = mapFun;
|
9976 | return function (doc) {
|
9977 | return origMap(doc, emit);
|
9978 | };
|
9979 | } else {
|
9980 | return evalFunctionWithEval(mapFun.toString(), emit);
|
9981 | }
|
9982 | }
|
9983 |
|
9984 | function reducer(reduceFun) {
|
9985 | var reduceFunString = reduceFun.toString();
|
9986 | var builtIn = getBuiltIn(reduceFunString);
|
9987 | if (builtIn) {
|
9988 | return builtIn;
|
9989 | } else {
|
9990 | return evalFunctionWithEval(reduceFunString);
|
9991 | }
|
9992 | }
|
9993 |
|
9994 | function ddocValidator(ddoc, viewName) {
|
9995 | var fun = ddoc.views && ddoc.views[viewName];
|
9996 | if (typeof fun.map !== 'string') {
|
9997 | throw new NotFoundError('ddoc ' + ddoc._id + ' has no string view named ' +
|
9998 | viewName + ', instead found object of type: ' + typeof fun.map);
|
9999 | }
|
10000 | }
|
10001 |
|
10002 | var localDocName = 'mrviews';
|
10003 | var abstract = createAbstractMapReduce(localDocName, mapper, reducer, ddocValidator);
|
10004 |
|
10005 | function query$1(fun, opts, callback) {
|
10006 | return abstract.query.call(this, fun, opts, callback);
|
10007 | }
|
10008 |
|
10009 | function viewCleanup$1(callback) {
|
10010 | return abstract.viewCleanup.call(this, callback);
|
10011 | }
|
10012 |
|
10013 | var mapreduce = {
|
10014 | query: query$1,
|
10015 | viewCleanup: viewCleanup$1
|
10016 | };
|
10017 |
|
10018 | function isGenOne$1(rev$$1) {
|
10019 | return /^1-/.test(rev$$1);
|
10020 | }
|
10021 |
|
10022 | function fileHasChanged(localDoc, remoteDoc, filename) {
|
10023 | return !localDoc._attachments ||
|
10024 | !localDoc._attachments[filename] ||
|
10025 | localDoc._attachments[filename].digest !== remoteDoc._attachments[filename].digest;
|
10026 | }
|
10027 |
|
10028 | function getDocAttachments(db, doc) {
|
10029 | var filenames = Object.keys(doc._attachments);
|
10030 | return Promise.all(filenames.map(function (filename) {
|
10031 | return db.getAttachment(doc._id, filename, {rev: doc._rev});
|
10032 | }));
|
10033 | }
|
10034 |
|
10035 | function getDocAttachmentsFromTargetOrSource(target, src, doc) {
|
10036 | var doCheckForLocalAttachments = isRemote(src) && !isRemote(target);
|
10037 | var filenames = Object.keys(doc._attachments);
|
10038 |
|
10039 | if (!doCheckForLocalAttachments) {
|
10040 | return getDocAttachments(src, doc);
|
10041 | }
|
10042 |
|
10043 | return target.get(doc._id).then(function (localDoc) {
|
10044 | return Promise.all(filenames.map(function (filename) {
|
10045 | if (fileHasChanged(localDoc, doc, filename)) {
|
10046 | return src.getAttachment(doc._id, filename);
|
10047 | }
|
10048 |
|
10049 | return target.getAttachment(localDoc._id, filename);
|
10050 | }));
|
10051 | })["catch"](function (error) {
|
10052 | /* istanbul ignore if */
|
10053 | if (error.status !== 404) {
|
10054 | throw error;
|
10055 | }
|
10056 |
|
10057 | return getDocAttachments(src, doc);
|
10058 | });
|
10059 | }
|
10060 |
|
10061 | function createBulkGetOpts(diffs) {
|
10062 | var requests = [];
|
10063 | Object.keys(diffs).forEach(function (id) {
|
10064 | var missingRevs = diffs[id].missing;
|
10065 | missingRevs.forEach(function (missingRev) {
|
10066 | requests.push({
|
10067 | id: id,
|
10068 | rev: missingRev
|
10069 | });
|
10070 | });
|
10071 | });
|
10072 |
|
10073 | return {
|
10074 | docs: requests,
|
10075 | revs: true,
|
10076 | latest: true
|
10077 | };
|
10078 | }
|
10079 |
|
10080 | //
|
10081 | // Fetch all the documents from the src as described in the "diffs",
|
10082 | // which is a mapping of docs IDs to revisions. If the state ever
|
10083 | // changes to "cancelled", then the returned promise will be rejected.
|
10084 | // Else it will be resolved with a list of fetched documents.
|
10085 | //
|
10086 | function getDocs(src, target, diffs, state) {
|
10087 | diffs = clone(diffs); // we do not need to modify this
|
10088 |
|
10089 | var resultDocs = [],
|
10090 | ok = true;
|
10091 |
|
10092 | function getAllDocs() {
|
10093 |
|
10094 | var bulkGetOpts = createBulkGetOpts(diffs);
|
10095 |
|
10096 | if (!bulkGetOpts.docs.length) { // optimization: skip empty requests
|
10097 | return;
|
10098 | }
|
10099 |
|
10100 | return src.bulkGet(bulkGetOpts).then(function (bulkGetResponse) {
|
10101 | /* istanbul ignore if */
|
10102 | if (state.cancelled) {
|
10103 | throw new Error('cancelled');
|
10104 | }
|
10105 | return Promise.all(bulkGetResponse.results.map(function (bulkGetInfo) {
|
10106 | return Promise.all(bulkGetInfo.docs.map(function (doc) {
|
10107 | var remoteDoc = doc.ok;
|
10108 |
|
10109 | if (doc.error) {
|
10110 | // when AUTO_COMPACTION is set, docs can be returned which look
|
10111 | // like this: {"missing":"1-7c3ac256b693c462af8442f992b83696"}
|
10112 | ok = false;
|
10113 | }
|
10114 |
|
10115 | if (!remoteDoc || !remoteDoc._attachments) {
|
10116 | return remoteDoc;
|
10117 | }
|
10118 |
|
10119 | return getDocAttachmentsFromTargetOrSource(target, src, remoteDoc)
|
10120 | .then(function (attachments) {
|
10121 | var filenames = Object.keys(remoteDoc._attachments);
|
10122 | attachments
|
10123 | .forEach(function (attachment, i) {
|
10124 | var att = remoteDoc._attachments[filenames[i]];
|
10125 | delete att.stub;
|
10126 | delete att.length;
|
10127 | att.data = attachment;
|
10128 | });
|
10129 |
|
10130 | return remoteDoc;
|
10131 | });
|
10132 | }));
|
10133 | }))
|
10134 |
|
10135 | .then(function (results) {
|
10136 | resultDocs = resultDocs.concat(flatten(results).filter(Boolean));
|
10137 | });
|
10138 | });
|
10139 | }
|
10140 |
|
10141 | function hasAttachments(doc) {
|
10142 | return doc._attachments && Object.keys(doc._attachments).length > 0;
|
10143 | }
|
10144 |
|
10145 | function hasConflicts(doc) {
|
10146 | return doc._conflicts && doc._conflicts.length > 0;
|
10147 | }
|
10148 |
|
10149 | function fetchRevisionOneDocs(ids) {
|
10150 | // Optimization: fetch gen-1 docs and attachments in
|
10151 | // a single request using _all_docs
|
10152 | return src.allDocs({
|
10153 | keys: ids,
|
10154 | include_docs: true,
|
10155 | conflicts: true
|
10156 | }).then(function (res) {
|
10157 | if (state.cancelled) {
|
10158 | throw new Error('cancelled');
|
10159 | }
|
10160 | res.rows.forEach(function (row) {
|
10161 | if (row.deleted || !row.doc || !isGenOne$1(row.value.rev) ||
|
10162 | hasAttachments(row.doc) || hasConflicts(row.doc)) {
|
10163 | // if any of these conditions apply, we need to fetch using get()
|
10164 | return;
|
10165 | }
|
10166 |
|
10167 | // strip _conflicts array to appease CSG (#5793)
|
10168 | /* istanbul ignore if */
|
10169 | if (row.doc._conflicts) {
|
10170 | delete row.doc._conflicts;
|
10171 | }
|
10172 |
|
10173 | // the doc we got back from allDocs() is sufficient
|
10174 | resultDocs.push(row.doc);
|
10175 | delete diffs[row.id];
|
10176 | });
|
10177 | });
|
10178 | }
|
10179 |
|
10180 | function getRevisionOneDocs() {
|
10181 | // filter out the generation 1 docs and get them
|
10182 | // leaving the non-generation one docs to be got otherwise
|
10183 | var ids = Object.keys(diffs).filter(function (id) {
|
10184 | var missing = diffs[id].missing;
|
10185 | return missing.length === 1 && isGenOne$1(missing[0]);
|
10186 | });
|
10187 | if (ids.length > 0) {
|
10188 | return fetchRevisionOneDocs(ids);
|
10189 | }
|
10190 | }
|
10191 |
|
10192 | function returnResult() {
|
10193 | return { ok:ok, docs:resultDocs };
|
10194 | }
|
10195 |
|
10196 | return Promise.resolve()
|
10197 | .then(getRevisionOneDocs)
|
10198 | .then(getAllDocs)
|
10199 | .then(returnResult);
|
10200 | }
|
10201 |
|
10202 | var CHECKPOINT_VERSION = 1;
|
10203 | var REPLICATOR = "pouchdb";
|
10204 | // This is an arbitrary number to limit the
|
10205 | // amount of replication history we save in the checkpoint.
|
10206 | // If we save too much, the checkpoing docs will become very big,
|
10207 | // if we save fewer, we'll run a greater risk of having to
|
10208 | // read all the changes from 0 when checkpoint PUTs fail
|
10209 | // CouchDB 2.0 has a more involved history pruning,
|
10210 | // but let's go for the simple version for now.
|
10211 | var CHECKPOINT_HISTORY_SIZE = 5;
|
10212 | var LOWEST_SEQ = 0;
|
10213 |
|
10214 | function updateCheckpoint(db, id, checkpoint, session, returnValue) {
|
10215 | return db.get(id)["catch"](function (err) {
|
10216 | if (err.status === 404) {
|
10217 | if (db.adapter === 'http' || db.adapter === 'https') {
|
10218 | explainError(
|
10219 | 404, 'PouchDB is just checking if a remote checkpoint exists.'
|
10220 | );
|
10221 | }
|
10222 | return {
|
10223 | session_id: session,
|
10224 | _id: id,
|
10225 | history: [],
|
10226 | replicator: REPLICATOR,
|
10227 | version: CHECKPOINT_VERSION
|
10228 | };
|
10229 | }
|
10230 | throw err;
|
10231 | }).then(function (doc) {
|
10232 | if (returnValue.cancelled) {
|
10233 | return;
|
10234 | }
|
10235 |
|
10236 | // if the checkpoint has not changed, do not update
|
10237 | if (doc.last_seq === checkpoint) {
|
10238 | return;
|
10239 | }
|
10240 |
|
10241 | // Filter out current entry for this replication
|
10242 | doc.history = (doc.history || []).filter(function (item) {
|
10243 | return item.session_id !== session;
|
10244 | });
|
10245 |
|
10246 | // Add the latest checkpoint to history
|
10247 | doc.history.unshift({
|
10248 | last_seq: checkpoint,
|
10249 | session_id: session
|
10250 | });
|
10251 |
|
10252 | // Just take the last pieces in history, to
|
10253 | // avoid really big checkpoint docs.
|
10254 | // see comment on history size above
|
10255 | doc.history = doc.history.slice(0, CHECKPOINT_HISTORY_SIZE);
|
10256 |
|
10257 | doc.version = CHECKPOINT_VERSION;
|
10258 | doc.replicator = REPLICATOR;
|
10259 |
|
10260 | doc.session_id = session;
|
10261 | doc.last_seq = checkpoint;
|
10262 |
|
10263 | return db.put(doc)["catch"](function (err) {
|
10264 | if (err.status === 409) {
|
10265 | // retry; someone is trying to write a checkpoint simultaneously
|
10266 | return updateCheckpoint(db, id, checkpoint, session, returnValue);
|
10267 | }
|
10268 | throw err;
|
10269 | });
|
10270 | });
|
10271 | }
|
10272 |
|
10273 | function Checkpointer(src, target, id, returnValue, opts) {
|
10274 | this.src = src;
|
10275 | this.target = target;
|
10276 | this.id = id;
|
10277 | this.returnValue = returnValue;
|
10278 | this.opts = opts || {};
|
10279 | }
|
10280 |
|
10281 | Checkpointer.prototype.writeCheckpoint = function (checkpoint, session) {
|
10282 | var self = this;
|
10283 | return this.updateTarget(checkpoint, session).then(function () {
|
10284 | return self.updateSource(checkpoint, session);
|
10285 | });
|
10286 | };
|
10287 |
|
10288 | Checkpointer.prototype.updateTarget = function (checkpoint, session) {
|
10289 | if (this.opts.writeTargetCheckpoint) {
|
10290 | return updateCheckpoint(this.target, this.id, checkpoint,
|
10291 | session, this.returnValue);
|
10292 | } else {
|
10293 | return Promise.resolve(true);
|
10294 | }
|
10295 | };
|
10296 |
|
10297 | Checkpointer.prototype.updateSource = function (checkpoint, session) {
|
10298 | if (this.opts.writeSourceCheckpoint) {
|
10299 | var self = this;
|
10300 | return updateCheckpoint(this.src, this.id, checkpoint,
|
10301 | session, this.returnValue)[
|
10302 | "catch"](function (err) {
|
10303 | if (isForbiddenError(err)) {
|
10304 | self.opts.writeSourceCheckpoint = false;
|
10305 | return true;
|
10306 | }
|
10307 | throw err;
|
10308 | });
|
10309 | } else {
|
10310 | return Promise.resolve(true);
|
10311 | }
|
10312 | };
|
10313 |
|
10314 | var comparisons = {
|
10315 | "undefined": function (targetDoc, sourceDoc) {
|
10316 | // This is the previous comparison function
|
10317 | if (collate(targetDoc.last_seq, sourceDoc.last_seq) === 0) {
|
10318 | return sourceDoc.last_seq;
|
10319 | }
|
10320 | /* istanbul ignore next */
|
10321 | return 0;
|
10322 | },
|
10323 | "1": function (targetDoc, sourceDoc) {
|
10324 | // This is the comparison function ported from CouchDB
|
10325 | return compareReplicationLogs(sourceDoc, targetDoc).last_seq;
|
10326 | }
|
10327 | };
|
10328 |
|
10329 | Checkpointer.prototype.getCheckpoint = function () {
|
10330 | var self = this;
|
10331 |
|
10332 | if (self.opts && self.opts.writeSourceCheckpoint && !self.opts.writeTargetCheckpoint) {
|
10333 | return self.src.get(self.id).then(function (sourceDoc) {
|
10334 | return sourceDoc.last_seq || LOWEST_SEQ;
|
10335 | })["catch"](function (err) {
|
10336 | /* istanbul ignore if */
|
10337 | if (err.status !== 404) {
|
10338 | throw err;
|
10339 | }
|
10340 | return LOWEST_SEQ;
|
10341 | });
|
10342 | }
|
10343 |
|
10344 | return self.target.get(self.id).then(function (targetDoc) {
|
10345 | if (self.opts && self.opts.writeTargetCheckpoint && !self.opts.writeSourceCheckpoint) {
|
10346 | return targetDoc.last_seq || LOWEST_SEQ;
|
10347 | }
|
10348 |
|
10349 | return self.src.get(self.id).then(function (sourceDoc) {
|
10350 | // Since we can't migrate an old version doc to a new one
|
10351 | // (no session id), we just go with the lowest seq in this case
|
10352 | /* istanbul ignore if */
|
10353 | if (targetDoc.version !== sourceDoc.version) {
|
10354 | return LOWEST_SEQ;
|
10355 | }
|
10356 |
|
10357 | var version;
|
10358 | if (targetDoc.version) {
|
10359 | version = targetDoc.version.toString();
|
10360 | } else {
|
10361 | version = "undefined";
|
10362 | }
|
10363 |
|
10364 | if (version in comparisons) {
|
10365 | return comparisons[version](targetDoc, sourceDoc);
|
10366 | }
|
10367 | /* istanbul ignore next */
|
10368 | return LOWEST_SEQ;
|
10369 | }, function (err) {
|
10370 | if (err.status === 404 && targetDoc.last_seq) {
|
10371 | return self.src.put({
|
10372 | _id: self.id,
|
10373 | last_seq: LOWEST_SEQ
|
10374 | }).then(function () {
|
10375 | return LOWEST_SEQ;
|
10376 | }, function (err) {
|
10377 | if (isForbiddenError(err)) {
|
10378 | self.opts.writeSourceCheckpoint = false;
|
10379 | return targetDoc.last_seq;
|
10380 | }
|
10381 | /* istanbul ignore next */
|
10382 | return LOWEST_SEQ;
|
10383 | });
|
10384 | }
|
10385 | throw err;
|
10386 | });
|
10387 | })["catch"](function (err) {
|
10388 | if (err.status !== 404) {
|
10389 | throw err;
|
10390 | }
|
10391 | return LOWEST_SEQ;
|
10392 | });
|
10393 | };
|
10394 | // This checkpoint comparison is ported from CouchDBs source
|
10395 | // they come from here:
|
10396 | // https://github.com/apache/couchdb-couch-replicator/blob/master/src/couch_replicator.erl#L863-L906
|
10397 |
|
10398 | function compareReplicationLogs(srcDoc, tgtDoc) {
|
10399 | if (srcDoc.session_id === tgtDoc.session_id) {
|
10400 | return {
|
10401 | last_seq: srcDoc.last_seq,
|
10402 | history: srcDoc.history
|
10403 | };
|
10404 | }
|
10405 |
|
10406 | return compareReplicationHistory(srcDoc.history, tgtDoc.history);
|
10407 | }
|
10408 |
|
10409 | function compareReplicationHistory(sourceHistory, targetHistory) {
|
10410 | // the erlang loop via function arguments is not so easy to repeat in JS
|
10411 | // therefore, doing this as recursion
|
10412 | var S = sourceHistory[0];
|
10413 | var sourceRest = sourceHistory.slice(1);
|
10414 | var T = targetHistory[0];
|
10415 | var targetRest = targetHistory.slice(1);
|
10416 |
|
10417 | if (!S || targetHistory.length === 0) {
|
10418 | return {
|
10419 | last_seq: LOWEST_SEQ,
|
10420 | history: []
|
10421 | };
|
10422 | }
|
10423 |
|
10424 | var sourceId = S.session_id;
|
10425 | /* istanbul ignore if */
|
10426 | if (hasSessionId(sourceId, targetHistory)) {
|
10427 | return {
|
10428 | last_seq: S.last_seq,
|
10429 | history: sourceHistory
|
10430 | };
|
10431 | }
|
10432 |
|
10433 | var targetId = T.session_id;
|
10434 | if (hasSessionId(targetId, sourceRest)) {
|
10435 | return {
|
10436 | last_seq: T.last_seq,
|
10437 | history: targetRest
|
10438 | };
|
10439 | }
|
10440 |
|
10441 | return compareReplicationHistory(sourceRest, targetRest);
|
10442 | }
|
10443 |
|
10444 | function hasSessionId(sessionId, history) {
|
10445 | var props = history[0];
|
10446 | var rest = history.slice(1);
|
10447 |
|
10448 | if (!sessionId || history.length === 0) {
|
10449 | return false;
|
10450 | }
|
10451 |
|
10452 | if (sessionId === props.session_id) {
|
10453 | return true;
|
10454 | }
|
10455 |
|
10456 | return hasSessionId(sessionId, rest);
|
10457 | }
|
10458 |
|
10459 | function isForbiddenError(err) {
|
10460 | return typeof err.status === 'number' && Math.floor(err.status / 100) === 4;
|
10461 | }
|
10462 |
|
10463 | var STARTING_BACK_OFF = 0;
|
10464 |
|
10465 | function backOff(opts, returnValue, error, callback) {
|
10466 | if (opts.retry === false) {
|
10467 | returnValue.emit('error', error);
|
10468 | returnValue.removeAllListeners();
|
10469 | return;
|
10470 | }
|
10471 | /* istanbul ignore if */
|
10472 | if (typeof opts.back_off_function !== 'function') {
|
10473 | opts.back_off_function = defaultBackOff;
|
10474 | }
|
10475 | returnValue.emit('requestError', error);
|
10476 | if (returnValue.state === 'active' || returnValue.state === 'pending') {
|
10477 | returnValue.emit('paused', error);
|
10478 | returnValue.state = 'stopped';
|
10479 | var backOffSet = function backoffTimeSet() {
|
10480 | opts.current_back_off = STARTING_BACK_OFF;
|
10481 | };
|
10482 | var removeBackOffSetter = function removeBackOffTimeSet() {
|
10483 | returnValue.removeListener('active', backOffSet);
|
10484 | };
|
10485 | returnValue.once('paused', removeBackOffSetter);
|
10486 | returnValue.once('active', backOffSet);
|
10487 | }
|
10488 |
|
10489 | opts.current_back_off = opts.current_back_off || STARTING_BACK_OFF;
|
10490 | opts.current_back_off = opts.back_off_function(opts.current_back_off);
|
10491 | setTimeout(callback, opts.current_back_off);
|
10492 | }
|
10493 |
|
10494 | function sortObjectPropertiesByKey(queryParams) {
|
10495 | return Object.keys(queryParams).sort(collate).reduce(function (result, key) {
|
10496 | result[key] = queryParams[key];
|
10497 | return result;
|
10498 | }, {});
|
10499 | }
|
10500 |
|
10501 | // Generate a unique id particular to this replication.
|
10502 | // Not guaranteed to align perfectly with CouchDB's rep ids.
|
10503 | function generateReplicationId(src, target, opts) {
|
10504 | var docIds = opts.doc_ids ? opts.doc_ids.sort(collate) : '';
|
10505 | var filterFun = opts.filter ? opts.filter.toString() : '';
|
10506 | var queryParams = '';
|
10507 | var filterViewName = '';
|
10508 | var selector = '';
|
10509 |
|
10510 | // possibility for checkpoints to be lost here as behaviour of
|
10511 | // JSON.stringify is not stable (see #6226)
|
10512 | /* istanbul ignore if */
|
10513 | if (opts.selector) {
|
10514 | selector = JSON.stringify(opts.selector);
|
10515 | }
|
10516 |
|
10517 | if (opts.filter && opts.query_params) {
|
10518 | queryParams = JSON.stringify(sortObjectPropertiesByKey(opts.query_params));
|
10519 | }
|
10520 |
|
10521 | if (opts.filter && opts.filter === '_view') {
|
10522 | filterViewName = opts.view.toString();
|
10523 | }
|
10524 |
|
10525 | return Promise.all([src.id(), target.id()]).then(function (res) {
|
10526 | var queryData = res[0] + res[1] + filterFun + filterViewName +
|
10527 | queryParams + docIds + selector;
|
10528 | return new Promise(function (resolve) {
|
10529 | binaryMd5(queryData, resolve);
|
10530 | });
|
10531 | }).then(function (md5sum) {
|
10532 | // can't use straight-up md5 alphabet, because
|
10533 | // the char '/' is interpreted as being for attachments,
|
10534 | // and + is also not url-safe
|
10535 | md5sum = md5sum.replace(/\//g, '.').replace(/\+/g, '_');
|
10536 | return '_local/' + md5sum;
|
10537 | });
|
10538 | }
|
10539 |
|
10540 | function replicate(src, target, opts, returnValue, result) {
|
10541 | var batches = []; // list of batches to be processed
|
10542 | var currentBatch; // the batch currently being processed
|
10543 | var pendingBatch = {
|
10544 | seq: 0,
|
10545 | changes: [],
|
10546 | docs: []
|
10547 | }; // next batch, not yet ready to be processed
|
10548 | var writingCheckpoint = false; // true while checkpoint is being written
|
10549 | var changesCompleted = false; // true when all changes received
|
10550 | var replicationCompleted = false; // true when replication has completed
|
10551 | var last_seq = 0;
|
10552 | var continuous = opts.continuous || opts.live || false;
|
10553 | var batch_size = opts.batch_size || 100;
|
10554 | var batches_limit = opts.batches_limit || 10;
|
10555 | var changesPending = false; // true while src.changes is running
|
10556 | var doc_ids = opts.doc_ids;
|
10557 | var selector = opts.selector;
|
10558 | var repId;
|
10559 | var checkpointer;
|
10560 | var changedDocs = [];
|
10561 | // Like couchdb, every replication gets a unique session id
|
10562 | var session = uuid();
|
10563 |
|
10564 | result = result || {
|
10565 | ok: true,
|
10566 | start_time: new Date().toISOString(),
|
10567 | docs_read: 0,
|
10568 | docs_written: 0,
|
10569 | doc_write_failures: 0,
|
10570 | errors: []
|
10571 | };
|
10572 |
|
10573 | var changesOpts = {};
|
10574 | returnValue.ready(src, target);
|
10575 |
|
10576 | function initCheckpointer() {
|
10577 | if (checkpointer) {
|
10578 | return Promise.resolve();
|
10579 | }
|
10580 | return generateReplicationId(src, target, opts).then(function (res) {
|
10581 | repId = res;
|
10582 |
|
10583 | var checkpointOpts = {};
|
10584 | if (opts.checkpoint === false) {
|
10585 | checkpointOpts = { writeSourceCheckpoint: false, writeTargetCheckpoint: false };
|
10586 | } else if (opts.checkpoint === 'source') {
|
10587 | checkpointOpts = { writeSourceCheckpoint: true, writeTargetCheckpoint: false };
|
10588 | } else if (opts.checkpoint === 'target') {
|
10589 | checkpointOpts = { writeSourceCheckpoint: false, writeTargetCheckpoint: true };
|
10590 | } else {
|
10591 | checkpointOpts = { writeSourceCheckpoint: true, writeTargetCheckpoint: true };
|
10592 | }
|
10593 |
|
10594 | checkpointer = new Checkpointer(src, target, repId, returnValue, checkpointOpts);
|
10595 | });
|
10596 | }
|
10597 |
|
10598 | function writeDocs() {
|
10599 | changedDocs = [];
|
10600 |
|
10601 | if (currentBatch.docs.length === 0) {
|
10602 | return;
|
10603 | }
|
10604 | var docs = currentBatch.docs;
|
10605 | var bulkOpts = {timeout: opts.timeout};
|
10606 | return target.bulkDocs({docs: docs, new_edits: false}, bulkOpts).then(function (res) {
|
10607 | /* istanbul ignore if */
|
10608 | if (returnValue.cancelled) {
|
10609 | completeReplication();
|
10610 | throw new Error('cancelled');
|
10611 | }
|
10612 |
|
10613 | // `res` doesn't include full documents (which live in `docs`), so we create a map of
|
10614 | // (id -> error), and check for errors while iterating over `docs`
|
10615 | var errorsById = Object.create(null);
|
10616 | res.forEach(function (res) {
|
10617 | if (res.error) {
|
10618 | errorsById[res.id] = res;
|
10619 | }
|
10620 | });
|
10621 |
|
10622 | var errorsNo = Object.keys(errorsById).length;
|
10623 | result.doc_write_failures += errorsNo;
|
10624 | result.docs_written += docs.length - errorsNo;
|
10625 |
|
10626 | docs.forEach(function (doc) {
|
10627 | var error = errorsById[doc._id];
|
10628 | if (error) {
|
10629 | result.errors.push(error);
|
10630 | // Normalize error name. i.e. 'Unauthorized' -> 'unauthorized' (eg Sync Gateway)
|
10631 | var errorName = (error.name || '').toLowerCase();
|
10632 | if (errorName === 'unauthorized' || errorName === 'forbidden') {
|
10633 | returnValue.emit('denied', clone(error));
|
10634 | } else {
|
10635 | throw error;
|
10636 | }
|
10637 | } else {
|
10638 | changedDocs.push(doc);
|
10639 | }
|
10640 | });
|
10641 |
|
10642 | }, function (err) {
|
10643 | result.doc_write_failures += docs.length;
|
10644 | throw err;
|
10645 | });
|
10646 | }
|
10647 |
|
10648 | function finishBatch() {
|
10649 | if (currentBatch.error) {
|
10650 | throw new Error('There was a problem getting docs.');
|
10651 | }
|
10652 | result.last_seq = last_seq = currentBatch.seq;
|
10653 | var outResult = clone(result);
|
10654 | if (changedDocs.length) {
|
10655 | outResult.docs = changedDocs;
|
10656 | // Attach 'pending' property if server supports it (CouchDB 2.0+)
|
10657 | /* istanbul ignore if */
|
10658 | if (typeof currentBatch.pending === 'number') {
|
10659 | outResult.pending = currentBatch.pending;
|
10660 | delete currentBatch.pending;
|
10661 | }
|
10662 | returnValue.emit('change', outResult);
|
10663 | }
|
10664 | writingCheckpoint = true;
|
10665 | return checkpointer.writeCheckpoint(currentBatch.seq,
|
10666 | session).then(function () {
|
10667 | writingCheckpoint = false;
|
10668 | /* istanbul ignore if */
|
10669 | if (returnValue.cancelled) {
|
10670 | completeReplication();
|
10671 | throw new Error('cancelled');
|
10672 | }
|
10673 | currentBatch = undefined;
|
10674 | getChanges();
|
10675 | })["catch"](function (err) {
|
10676 | onCheckpointError(err);
|
10677 | throw err;
|
10678 | });
|
10679 | }
|
10680 |
|
10681 | function getDiffs() {
|
10682 | var diff = {};
|
10683 | currentBatch.changes.forEach(function (change) {
|
10684 | // Couchbase Sync Gateway emits these, but we can ignore them
|
10685 | /* istanbul ignore if */
|
10686 | if (change.id === "_user/") {
|
10687 | return;
|
10688 | }
|
10689 | diff[change.id] = change.changes.map(function (x) {
|
10690 | return x.rev;
|
10691 | });
|
10692 | });
|
10693 | return target.revsDiff(diff).then(function (diffs) {
|
10694 | /* istanbul ignore if */
|
10695 | if (returnValue.cancelled) {
|
10696 | completeReplication();
|
10697 | throw new Error('cancelled');
|
10698 | }
|
10699 | // currentBatch.diffs elements are deleted as the documents are written
|
10700 | currentBatch.diffs = diffs;
|
10701 | });
|
10702 | }
|
10703 |
|
10704 | function getBatchDocs() {
|
10705 | return getDocs(src, target, currentBatch.diffs, returnValue).then(function (got) {
|
10706 | currentBatch.error = !got.ok;
|
10707 | got.docs.forEach(function (doc) {
|
10708 | delete currentBatch.diffs[doc._id];
|
10709 | result.docs_read++;
|
10710 | currentBatch.docs.push(doc);
|
10711 | });
|
10712 | });
|
10713 | }
|
10714 |
|
10715 | function startNextBatch() {
|
10716 | if (returnValue.cancelled || currentBatch) {
|
10717 | return;
|
10718 | }
|
10719 | if (batches.length === 0) {
|
10720 | processPendingBatch(true);
|
10721 | return;
|
10722 | }
|
10723 | currentBatch = batches.shift();
|
10724 | getDiffs()
|
10725 | .then(getBatchDocs)
|
10726 | .then(writeDocs)
|
10727 | .then(finishBatch)
|
10728 | .then(startNextBatch)[
|
10729 | "catch"](function (err) {
|
10730 | abortReplication('batch processing terminated with error', err);
|
10731 | });
|
10732 | }
|
10733 |
|
10734 |
|
10735 | function processPendingBatch(immediate$$1) {
|
10736 | if (pendingBatch.changes.length === 0) {
|
10737 | if (batches.length === 0 && !currentBatch) {
|
10738 | if ((continuous && changesOpts.live) || changesCompleted) {
|
10739 | returnValue.state = 'pending';
|
10740 | returnValue.emit('paused');
|
10741 | }
|
10742 | if (changesCompleted) {
|
10743 | completeReplication();
|
10744 | }
|
10745 | }
|
10746 | return;
|
10747 | }
|
10748 | if (
|
10749 | immediate$$1 ||
|
10750 | changesCompleted ||
|
10751 | pendingBatch.changes.length >= batch_size
|
10752 | ) {
|
10753 | batches.push(pendingBatch);
|
10754 | pendingBatch = {
|
10755 | seq: 0,
|
10756 | changes: [],
|
10757 | docs: []
|
10758 | };
|
10759 | if (returnValue.state === 'pending' || returnValue.state === 'stopped') {
|
10760 | returnValue.state = 'active';
|
10761 | returnValue.emit('active');
|
10762 | }
|
10763 | startNextBatch();
|
10764 | }
|
10765 | }
|
10766 |
|
10767 |
|
10768 | function abortReplication(reason, err) {
|
10769 | if (replicationCompleted) {
|
10770 | return;
|
10771 | }
|
10772 | if (!err.message) {
|
10773 | err.message = reason;
|
10774 | }
|
10775 | result.ok = false;
|
10776 | result.status = 'aborting';
|
10777 | batches = [];
|
10778 | pendingBatch = {
|
10779 | seq: 0,
|
10780 | changes: [],
|
10781 | docs: []
|
10782 | };
|
10783 | completeReplication(err);
|
10784 | }
|
10785 |
|
10786 |
|
10787 | function completeReplication(fatalError) {
|
10788 | if (replicationCompleted) {
|
10789 | return;
|
10790 | }
|
10791 | /* istanbul ignore if */
|
10792 | if (returnValue.cancelled) {
|
10793 | result.status = 'cancelled';
|
10794 | if (writingCheckpoint) {
|
10795 | return;
|
10796 | }
|
10797 | }
|
10798 | result.status = result.status || 'complete';
|
10799 | result.end_time = new Date().toISOString();
|
10800 | result.last_seq = last_seq;
|
10801 | replicationCompleted = true;
|
10802 |
|
10803 | if (fatalError) {
|
10804 | // need to extend the error because Firefox considers ".result" read-only
|
10805 | fatalError = createError(fatalError);
|
10806 | fatalError.result = result;
|
10807 |
|
10808 | // Normalize error name. i.e. 'Unauthorized' -> 'unauthorized' (eg Sync Gateway)
|
10809 | var errorName = (fatalError.name || '').toLowerCase();
|
10810 | if (errorName === 'unauthorized' || errorName === 'forbidden') {
|
10811 | returnValue.emit('error', fatalError);
|
10812 | returnValue.removeAllListeners();
|
10813 | } else {
|
10814 | backOff(opts, returnValue, fatalError, function () {
|
10815 | replicate(src, target, opts, returnValue);
|
10816 | });
|
10817 | }
|
10818 | } else {
|
10819 | returnValue.emit('complete', result);
|
10820 | returnValue.removeAllListeners();
|
10821 | }
|
10822 | }
|
10823 |
|
10824 |
|
10825 | function onChange(change, pending, lastSeq) {
|
10826 | /* istanbul ignore if */
|
10827 | if (returnValue.cancelled) {
|
10828 | return completeReplication();
|
10829 | }
|
10830 | // Attach 'pending' property if server supports it (CouchDB 2.0+)
|
10831 | /* istanbul ignore if */
|
10832 | if (typeof pending === 'number') {
|
10833 | pendingBatch.pending = pending;
|
10834 | }
|
10835 |
|
10836 | var filter = filterChange(opts)(change);
|
10837 | if (!filter) {
|
10838 | return;
|
10839 | }
|
10840 | pendingBatch.seq = change.seq || lastSeq;
|
10841 | pendingBatch.changes.push(change);
|
10842 | immediate(function () {
|
10843 | processPendingBatch(batches.length === 0 && changesOpts.live);
|
10844 | });
|
10845 | }
|
10846 |
|
10847 |
|
10848 | function onChangesComplete(changes) {
|
10849 | changesPending = false;
|
10850 | /* istanbul ignore if */
|
10851 | if (returnValue.cancelled) {
|
10852 | return completeReplication();
|
10853 | }
|
10854 |
|
10855 | // if no results were returned then we're done,
|
10856 | // else fetch more
|
10857 | if (changes.results.length > 0) {
|
10858 | changesOpts.since = changes.results[changes.results.length - 1].seq;
|
10859 | getChanges();
|
10860 | processPendingBatch(true);
|
10861 | } else {
|
10862 |
|
10863 | var complete = function () {
|
10864 | if (continuous) {
|
10865 | changesOpts.live = true;
|
10866 | getChanges();
|
10867 | } else {
|
10868 | changesCompleted = true;
|
10869 | }
|
10870 | processPendingBatch(true);
|
10871 | };
|
10872 |
|
10873 | // update the checkpoint so we start from the right seq next time
|
10874 | if (!currentBatch && changes.results.length === 0) {
|
10875 | writingCheckpoint = true;
|
10876 | checkpointer.writeCheckpoint(changes.last_seq,
|
10877 | session).then(function () {
|
10878 | writingCheckpoint = false;
|
10879 | result.last_seq = last_seq = changes.last_seq;
|
10880 | complete();
|
10881 | })[
|
10882 | "catch"](onCheckpointError);
|
10883 | } else {
|
10884 | complete();
|
10885 | }
|
10886 | }
|
10887 | }
|
10888 |
|
10889 |
|
10890 | function onChangesError(err) {
|
10891 | changesPending = false;
|
10892 | /* istanbul ignore if */
|
10893 | if (returnValue.cancelled) {
|
10894 | return completeReplication();
|
10895 | }
|
10896 | abortReplication('changes rejected', err);
|
10897 | }
|
10898 |
|
10899 |
|
10900 | function getChanges() {
|
10901 | if (!(
|
10902 | !changesPending &&
|
10903 | !changesCompleted &&
|
10904 | batches.length < batches_limit
|
10905 | )) {
|
10906 | return;
|
10907 | }
|
10908 | changesPending = true;
|
10909 | function abortChanges() {
|
10910 | changes.cancel();
|
10911 | }
|
10912 | function removeListener() {
|
10913 | returnValue.removeListener('cancel', abortChanges);
|
10914 | }
|
10915 |
|
10916 | if (returnValue._changes) { // remove old changes() and listeners
|
10917 | returnValue.removeListener('cancel', returnValue._abortChanges);
|
10918 | returnValue._changes.cancel();
|
10919 | }
|
10920 | returnValue.once('cancel', abortChanges);
|
10921 |
|
10922 | var changes = src.changes(changesOpts)
|
10923 | .on('change', onChange);
|
10924 | changes.then(removeListener, removeListener);
|
10925 | changes.then(onChangesComplete)[
|
10926 | "catch"](onChangesError);
|
10927 |
|
10928 | if (opts.retry) {
|
10929 | // save for later so we can cancel if necessary
|
10930 | returnValue._changes = changes;
|
10931 | returnValue._abortChanges = abortChanges;
|
10932 | }
|
10933 | }
|
10934 |
|
10935 |
|
10936 | function startChanges() {
|
10937 | initCheckpointer().then(function () {
|
10938 | /* istanbul ignore if */
|
10939 | if (returnValue.cancelled) {
|
10940 | completeReplication();
|
10941 | return;
|
10942 | }
|
10943 | return checkpointer.getCheckpoint().then(function (checkpoint) {
|
10944 | last_seq = checkpoint;
|
10945 | changesOpts = {
|
10946 | since: last_seq,
|
10947 | limit: batch_size,
|
10948 | batch_size: batch_size,
|
10949 | style: 'all_docs',
|
10950 | doc_ids: doc_ids,
|
10951 | selector: selector,
|
10952 | return_docs: true // required so we know when we're done
|
10953 | };
|
10954 | if (opts.filter) {
|
10955 | if (typeof opts.filter !== 'string') {
|
10956 | // required for the client-side filter in onChange
|
10957 | changesOpts.include_docs = true;
|
10958 | } else { // ddoc filter
|
10959 | changesOpts.filter = opts.filter;
|
10960 | }
|
10961 | }
|
10962 | if ('heartbeat' in opts) {
|
10963 | changesOpts.heartbeat = opts.heartbeat;
|
10964 | }
|
10965 | if ('timeout' in opts) {
|
10966 | changesOpts.timeout = opts.timeout;
|
10967 | }
|
10968 | if (opts.query_params) {
|
10969 | changesOpts.query_params = opts.query_params;
|
10970 | }
|
10971 | if (opts.view) {
|
10972 | changesOpts.view = opts.view;
|
10973 | }
|
10974 | getChanges();
|
10975 | });
|
10976 | })["catch"](function (err) {
|
10977 | abortReplication('getCheckpoint rejected with ', err);
|
10978 | });
|
10979 | }
|
10980 |
|
10981 | /* istanbul ignore next */
|
10982 | function onCheckpointError(err) {
|
10983 | writingCheckpoint = false;
|
10984 | abortReplication('writeCheckpoint completed with error', err);
|
10985 | }
|
10986 |
|
10987 | /* istanbul ignore if */
|
10988 | if (returnValue.cancelled) { // cancelled immediately
|
10989 | completeReplication();
|
10990 | return;
|
10991 | }
|
10992 |
|
10993 | if (!returnValue._addedListeners) {
|
10994 | returnValue.once('cancel', completeReplication);
|
10995 |
|
10996 | if (typeof opts.complete === 'function') {
|
10997 | returnValue.once('error', opts.complete);
|
10998 | returnValue.once('complete', function (result) {
|
10999 | opts.complete(null, result);
|
11000 | });
|
11001 | }
|
11002 | returnValue._addedListeners = true;
|
11003 | }
|
11004 |
|
11005 | if (typeof opts.since === 'undefined') {
|
11006 | startChanges();
|
11007 | } else {
|
11008 | initCheckpointer().then(function () {
|
11009 | writingCheckpoint = true;
|
11010 | return checkpointer.writeCheckpoint(opts.since, session);
|
11011 | }).then(function () {
|
11012 | writingCheckpoint = false;
|
11013 | /* istanbul ignore if */
|
11014 | if (returnValue.cancelled) {
|
11015 | completeReplication();
|
11016 | return;
|
11017 | }
|
11018 | last_seq = opts.since;
|
11019 | startChanges();
|
11020 | })["catch"](onCheckpointError);
|
11021 | }
|
11022 | }
|
11023 |
|
11024 | // We create a basic promise so the caller can cancel the replication possibly
|
11025 | // before we have actually started listening to changes etc
|
11026 | inherits(Replication, events.EventEmitter);
|
11027 | function Replication() {
|
11028 | events.EventEmitter.call(this);
|
11029 | this.cancelled = false;
|
11030 | this.state = 'pending';
|
11031 | var self = this;
|
11032 | var promise = new Promise(function (fulfill, reject) {
|
11033 | self.once('complete', fulfill);
|
11034 | self.once('error', reject);
|
11035 | });
|
11036 | self.then = function (resolve, reject) {
|
11037 | return promise.then(resolve, reject);
|
11038 | };
|
11039 | self["catch"] = function (reject) {
|
11040 | return promise["catch"](reject);
|
11041 | };
|
11042 | // As we allow error handling via "error" event as well,
|
11043 | // put a stub in here so that rejecting never throws UnhandledError.
|
11044 | self["catch"](function () {});
|
11045 | }
|
11046 |
|
11047 | Replication.prototype.cancel = function () {
|
11048 | this.cancelled = true;
|
11049 | this.state = 'cancelled';
|
11050 | this.emit('cancel');
|
11051 | };
|
11052 |
|
11053 | Replication.prototype.ready = function (src, target) {
|
11054 | var self = this;
|
11055 | if (self._readyCalled) {
|
11056 | return;
|
11057 | }
|
11058 | self._readyCalled = true;
|
11059 |
|
11060 | function onDestroy() {
|
11061 | self.cancel();
|
11062 | }
|
11063 | src.once('destroyed', onDestroy);
|
11064 | target.once('destroyed', onDestroy);
|
11065 | function cleanup() {
|
11066 | src.removeListener('destroyed', onDestroy);
|
11067 | target.removeListener('destroyed', onDestroy);
|
11068 | }
|
11069 | self.once('complete', cleanup);
|
11070 | };
|
11071 |
|
11072 | function toPouch(db, opts) {
|
11073 | var PouchConstructor = opts.PouchConstructor;
|
11074 | if (typeof db === 'string') {
|
11075 | return new PouchConstructor(db, opts);
|
11076 | } else {
|
11077 | return db;
|
11078 | }
|
11079 | }
|
11080 |
|
11081 | function replicateWrapper(src, target, opts, callback) {
|
11082 |
|
11083 | if (typeof opts === 'function') {
|
11084 | callback = opts;
|
11085 | opts = {};
|
11086 | }
|
11087 | if (typeof opts === 'undefined') {
|
11088 | opts = {};
|
11089 | }
|
11090 |
|
11091 | if (opts.doc_ids && !Array.isArray(opts.doc_ids)) {
|
11092 | throw createError(BAD_REQUEST,
|
11093 | "`doc_ids` filter parameter is not a list.");
|
11094 | }
|
11095 |
|
11096 | opts.complete = callback;
|
11097 | opts = clone(opts);
|
11098 | opts.continuous = opts.continuous || opts.live;
|
11099 | opts.retry = ('retry' in opts) ? opts.retry : false;
|
11100 | /*jshint validthis:true */
|
11101 | opts.PouchConstructor = opts.PouchConstructor || this;
|
11102 | var replicateRet = new Replication(opts);
|
11103 | var srcPouch = toPouch(src, opts);
|
11104 | var targetPouch = toPouch(target, opts);
|
11105 | replicate(srcPouch, targetPouch, opts, replicateRet);
|
11106 | return replicateRet;
|
11107 | }
|
11108 |
|
11109 | inherits(Sync, events.EventEmitter);
|
11110 | function sync(src, target, opts, callback) {
|
11111 | if (typeof opts === 'function') {
|
11112 | callback = opts;
|
11113 | opts = {};
|
11114 | }
|
11115 | if (typeof opts === 'undefined') {
|
11116 | opts = {};
|
11117 | }
|
11118 | opts = clone(opts);
|
11119 | /*jshint validthis:true */
|
11120 | opts.PouchConstructor = opts.PouchConstructor || this;
|
11121 | src = toPouch(src, opts);
|
11122 | target = toPouch(target, opts);
|
11123 | return new Sync(src, target, opts, callback);
|
11124 | }
|
11125 |
|
11126 | function Sync(src, target, opts, callback) {
|
11127 | var self = this;
|
11128 | this.canceled = false;
|
11129 |
|
11130 | var optsPush = opts.push ? $inject_Object_assign({}, opts, opts.push) : opts;
|
11131 | var optsPull = opts.pull ? $inject_Object_assign({}, opts, opts.pull) : opts;
|
11132 |
|
11133 | this.push = replicateWrapper(src, target, optsPush);
|
11134 | this.pull = replicateWrapper(target, src, optsPull);
|
11135 |
|
11136 | this.pushPaused = true;
|
11137 | this.pullPaused = true;
|
11138 |
|
11139 | function pullChange(change) {
|
11140 | self.emit('change', {
|
11141 | direction: 'pull',
|
11142 | change: change
|
11143 | });
|
11144 | }
|
11145 | function pushChange(change) {
|
11146 | self.emit('change', {
|
11147 | direction: 'push',
|
11148 | change: change
|
11149 | });
|
11150 | }
|
11151 | function pushDenied(doc) {
|
11152 | self.emit('denied', {
|
11153 | direction: 'push',
|
11154 | doc: doc
|
11155 | });
|
11156 | }
|
11157 | function pullDenied(doc) {
|
11158 | self.emit('denied', {
|
11159 | direction: 'pull',
|
11160 | doc: doc
|
11161 | });
|
11162 | }
|
11163 | function pushPaused() {
|
11164 | self.pushPaused = true;
|
11165 | /* istanbul ignore if */
|
11166 | if (self.pullPaused) {
|
11167 | self.emit('paused');
|
11168 | }
|
11169 | }
|
11170 | function pullPaused() {
|
11171 | self.pullPaused = true;
|
11172 | /* istanbul ignore if */
|
11173 | if (self.pushPaused) {
|
11174 | self.emit('paused');
|
11175 | }
|
11176 | }
|
11177 | function pushActive() {
|
11178 | self.pushPaused = false;
|
11179 | /* istanbul ignore if */
|
11180 | if (self.pullPaused) {
|
11181 | self.emit('active', {
|
11182 | direction: 'push'
|
11183 | });
|
11184 | }
|
11185 | }
|
11186 | function pullActive() {
|
11187 | self.pullPaused = false;
|
11188 | /* istanbul ignore if */
|
11189 | if (self.pushPaused) {
|
11190 | self.emit('active', {
|
11191 | direction: 'pull'
|
11192 | });
|
11193 | }
|
11194 | }
|
11195 |
|
11196 | var removed = {};
|
11197 |
|
11198 | function removeAll(type) { // type is 'push' or 'pull'
|
11199 | return function (event, func) {
|
11200 | var isChange = event === 'change' &&
|
11201 | (func === pullChange || func === pushChange);
|
11202 | var isDenied = event === 'denied' &&
|
11203 | (func === pullDenied || func === pushDenied);
|
11204 | var isPaused = event === 'paused' &&
|
11205 | (func === pullPaused || func === pushPaused);
|
11206 | var isActive = event === 'active' &&
|
11207 | (func === pullActive || func === pushActive);
|
11208 |
|
11209 | if (isChange || isDenied || isPaused || isActive) {
|
11210 | if (!(event in removed)) {
|
11211 | removed[event] = {};
|
11212 | }
|
11213 | removed[event][type] = true;
|
11214 | if (Object.keys(removed[event]).length === 2) {
|
11215 | // both push and pull have asked to be removed
|
11216 | self.removeAllListeners(event);
|
11217 | }
|
11218 | }
|
11219 | };
|
11220 | }
|
11221 |
|
11222 | if (opts.live) {
|
11223 | this.push.on('complete', self.pull.cancel.bind(self.pull));
|
11224 | this.pull.on('complete', self.push.cancel.bind(self.push));
|
11225 | }
|
11226 |
|
11227 | function addOneListener(ee, event, listener) {
|
11228 | if (ee.listeners(event).indexOf(listener) == -1) {
|
11229 | ee.on(event, listener);
|
11230 | }
|
11231 | }
|
11232 |
|
11233 | this.on('newListener', function (event) {
|
11234 | if (event === 'change') {
|
11235 | addOneListener(self.pull, 'change', pullChange);
|
11236 | addOneListener(self.push, 'change', pushChange);
|
11237 | } else if (event === 'denied') {
|
11238 | addOneListener(self.pull, 'denied', pullDenied);
|
11239 | addOneListener(self.push, 'denied', pushDenied);
|
11240 | } else if (event === 'active') {
|
11241 | addOneListener(self.pull, 'active', pullActive);
|
11242 | addOneListener(self.push, 'active', pushActive);
|
11243 | } else if (event === 'paused') {
|
11244 | addOneListener(self.pull, 'paused', pullPaused);
|
11245 | addOneListener(self.push, 'paused', pushPaused);
|
11246 | }
|
11247 | });
|
11248 |
|
11249 | this.on('removeListener', function (event) {
|
11250 | if (event === 'change') {
|
11251 | self.pull.removeListener('change', pullChange);
|
11252 | self.push.removeListener('change', pushChange);
|
11253 | } else if (event === 'denied') {
|
11254 | self.pull.removeListener('denied', pullDenied);
|
11255 | self.push.removeListener('denied', pushDenied);
|
11256 | } else if (event === 'active') {
|
11257 | self.pull.removeListener('active', pullActive);
|
11258 | self.push.removeListener('active', pushActive);
|
11259 | } else if (event === 'paused') {
|
11260 | self.pull.removeListener('paused', pullPaused);
|
11261 | self.push.removeListener('paused', pushPaused);
|
11262 | }
|
11263 | });
|
11264 |
|
11265 | this.pull.on('removeListener', removeAll('pull'));
|
11266 | this.push.on('removeListener', removeAll('push'));
|
11267 |
|
11268 | var promise = Promise.all([
|
11269 | this.push,
|
11270 | this.pull
|
11271 | ]).then(function (resp) {
|
11272 | var out = {
|
11273 | push: resp[0],
|
11274 | pull: resp[1]
|
11275 | };
|
11276 | self.emit('complete', out);
|
11277 | if (callback) {
|
11278 | callback(null, out);
|
11279 | }
|
11280 | self.removeAllListeners();
|
11281 | return out;
|
11282 | }, function (err) {
|
11283 | self.cancel();
|
11284 | if (callback) {
|
11285 | // if there's a callback, then the callback can receive
|
11286 | // the error event
|
11287 | callback(err);
|
11288 | } else {
|
11289 | // if there's no callback, then we're safe to emit an error
|
11290 | // event, which would otherwise throw an unhandled error
|
11291 | // due to 'error' being a special event in EventEmitters
|
11292 | self.emit('error', err);
|
11293 | }
|
11294 | self.removeAllListeners();
|
11295 | if (callback) {
|
11296 | // no sense throwing if we're already emitting an 'error' event
|
11297 | throw err;
|
11298 | }
|
11299 | });
|
11300 |
|
11301 | this.then = function (success, err) {
|
11302 | return promise.then(success, err);
|
11303 | };
|
11304 |
|
11305 | this["catch"] = function (err) {
|
11306 | return promise["catch"](err);
|
11307 | };
|
11308 | }
|
11309 |
|
11310 | Sync.prototype.cancel = function () {
|
11311 | if (!this.canceled) {
|
11312 | this.canceled = true;
|
11313 | this.push.cancel();
|
11314 | this.pull.cancel();
|
11315 | }
|
11316 | };
|
11317 |
|
11318 | function replication(PouchDB) {
|
11319 | PouchDB.replicate = replicateWrapper;
|
11320 | PouchDB.sync = sync;
|
11321 |
|
11322 | Object.defineProperty(PouchDB.prototype, 'replicate', {
|
11323 | get: function () {
|
11324 | var self = this;
|
11325 | if (typeof this.replicateMethods === 'undefined') {
|
11326 | this.replicateMethods = {
|
11327 | from: function (other, opts, callback) {
|
11328 | return self.constructor.replicate(other, self, opts, callback);
|
11329 | },
|
11330 | to: function (other, opts, callback) {
|
11331 | return self.constructor.replicate(self, other, opts, callback);
|
11332 | }
|
11333 | };
|
11334 | }
|
11335 | return this.replicateMethods;
|
11336 | }
|
11337 | });
|
11338 |
|
11339 | PouchDB.prototype.sync = function (dbName, opts, callback) {
|
11340 | return this.constructor.sync(this, dbName, opts, callback);
|
11341 | };
|
11342 | }
|
11343 |
|
11344 | var next$1 = PouchDB
|
11345 | .plugin(next)
|
11346 | .plugin(httpPouch)
|
11347 | .plugin(replication)
|
11348 | .plugin(mapreduce);
|
11349 |
|
11350 | module.exports = next$1;
|
11351 |
|
11352 | }).call(this,_dereq_(5),typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
|
11353 | },{"1":1,"2":2,"3":3,"4":4,"5":5,"6":6,"7":7}]},{},[12])(12)
|
11354 | });
|
11355 |
|
\ | No newline at end of file |