1 |
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2 |
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3 | 'use strict';
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4 |
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5 | function _typeof(obj) {
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6 | "@babel/helpers - typeof";
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7 |
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8 | return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) {
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9 | return typeof obj;
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10 | } : function (obj) {
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11 | return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
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12 | }, _typeof(obj);
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13 | }
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14 |
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15 | function _setPrototypeOf(o, p) {
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16 | _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {
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17 | o.__proto__ = p;
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18 | return o;
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19 | };
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20 |
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21 | return _setPrototypeOf(o, p);
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22 | }
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23 |
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24 | function _isNativeReflectConstruct() {
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25 | if (typeof Reflect === "undefined" || !Reflect.construct) return false;
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26 | if (Reflect.construct.sham) return false;
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27 | if (typeof Proxy === "function") return true;
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28 |
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29 | try {
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30 | Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {}));
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31 | return true;
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32 | } catch (e) {
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33 | return false;
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34 | }
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35 | }
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36 |
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37 | function _construct(Parent, args, Class) {
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38 | if (_isNativeReflectConstruct()) {
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39 | _construct = Reflect.construct;
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40 | } else {
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41 | _construct = function _construct(Parent, args, Class) {
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42 | var a = [null];
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43 | a.push.apply(a, args);
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44 | var Constructor = Function.bind.apply(Parent, a);
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45 | var instance = new Constructor();
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46 | if (Class) _setPrototypeOf(instance, Class.prototype);
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47 | return instance;
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48 | };
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49 | }
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50 |
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51 | return _construct.apply(null, arguments);
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52 | }
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53 |
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54 | function _toConsumableArray(arr) {
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55 | return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread();
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56 | }
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57 |
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58 | function _arrayWithoutHoles(arr) {
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59 | if (Array.isArray(arr)) return _arrayLikeToArray(arr);
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60 | }
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61 |
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62 | function _iterableToArray(iter) {
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63 | if (typeof Symbol !== "undefined" && iter[Symbol.iterator] != null || iter["@@iterator"] != null) return Array.from(iter);
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64 | }
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65 |
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66 | function _unsupportedIterableToArray(o, minLen) {
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67 | if (!o) return;
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68 | if (typeof o === "string") return _arrayLikeToArray(o, minLen);
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69 | var n = Object.prototype.toString.call(o).slice(8, -1);
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70 | if (n === "Object" && o.constructor) n = o.constructor.name;
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71 | if (n === "Map" || n === "Set") return Array.from(o);
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72 | if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen);
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73 | }
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74 |
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75 | function _arrayLikeToArray(arr, len) {
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76 | if (len == null || len > arr.length) len = arr.length;
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77 |
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78 | for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i];
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79 |
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80 | return arr2;
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81 | }
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82 |
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83 | function _nonIterableSpread() {
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84 | throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
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85 | }
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86 |
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87 | var hasOwnProperty = Object.hasOwnProperty,
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88 | setPrototypeOf = Object.setPrototypeOf,
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89 | isFrozen = Object.isFrozen,
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90 | getPrototypeOf = Object.getPrototypeOf,
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91 | getOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;
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92 | var freeze = Object.freeze,
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93 | seal = Object.seal,
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94 | create = Object.create;
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95 |
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96 | var _ref = typeof Reflect !== 'undefined' && Reflect,
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97 | apply = _ref.apply,
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98 | construct = _ref.construct;
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99 |
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100 | if (!apply) {
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101 | apply = function apply(fun, thisValue, args) {
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102 | return fun.apply(thisValue, args);
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103 | };
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104 | }
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105 |
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106 | if (!freeze) {
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107 | freeze = function freeze(x) {
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108 | return x;
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109 | };
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110 | }
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111 |
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112 | if (!seal) {
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113 | seal = function seal(x) {
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114 | return x;
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115 | };
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116 | }
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117 |
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118 | if (!construct) {
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119 | construct = function construct(Func, args) {
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120 | return _construct(Func, _toConsumableArray(args));
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121 | };
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122 | }
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123 |
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124 | var arrayForEach = unapply(Array.prototype.forEach);
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125 | var arrayPop = unapply(Array.prototype.pop);
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126 | var arrayPush = unapply(Array.prototype.push);
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127 | var stringToLowerCase = unapply(String.prototype.toLowerCase);
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128 | var stringMatch = unapply(String.prototype.match);
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129 | var stringReplace = unapply(String.prototype.replace);
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130 | var stringIndexOf = unapply(String.prototype.indexOf);
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131 | var stringTrim = unapply(String.prototype.trim);
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132 | var regExpTest = unapply(RegExp.prototype.test);
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133 | var typeErrorCreate = unconstruct(TypeError);
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134 | function unapply(func) {
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135 | return function (thisArg) {
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136 | for (var _len = arguments.length, args = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
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137 | args[_key - 1] = arguments[_key];
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138 | }
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139 |
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140 | return apply(func, thisArg, args);
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141 | };
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142 | }
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143 | function unconstruct(func) {
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144 | return function () {
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145 | for (var _len2 = arguments.length, args = new Array(_len2), _key2 = 0; _key2 < _len2; _key2++) {
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146 | args[_key2] = arguments[_key2];
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147 | }
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148 |
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149 | return construct(func, args);
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150 | };
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151 | }
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152 |
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153 |
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154 | function addToSet(set, array, transformCaseFunc) {
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155 | transformCaseFunc = transformCaseFunc ? transformCaseFunc : stringToLowerCase;
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156 |
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157 | if (setPrototypeOf) {
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158 |
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159 |
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160 |
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161 | setPrototypeOf(set, null);
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162 | }
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163 |
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164 | var l = array.length;
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165 |
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166 | while (l--) {
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167 | var element = array[l];
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168 |
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169 | if (typeof element === 'string') {
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170 | var lcElement = transformCaseFunc(element);
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171 |
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172 | if (lcElement !== element) {
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173 |
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174 | if (!isFrozen(array)) {
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175 | array[l] = lcElement;
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176 | }
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177 |
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178 | element = lcElement;
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179 | }
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180 | }
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181 |
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182 | set[element] = true;
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183 | }
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184 |
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185 | return set;
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186 | }
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187 | /* Shallow clone an object */
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188 |
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189 | function clone(object) {
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190 | var newObject = create(null);
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191 | var property;
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192 |
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193 | for (property in object) {
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194 | if (apply(hasOwnProperty, object, [property])) {
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195 | newObject[property] = object[property];
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196 | }
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197 | }
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198 |
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199 | return newObject;
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200 | }
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201 |
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202 |
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203 |
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204 |
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205 |
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206 | function lookupGetter(object, prop) {
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207 | while (object !== null) {
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208 | var desc = getOwnPropertyDescriptor(object, prop);
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209 |
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210 | if (desc) {
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211 | if (desc.get) {
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212 | return unapply(desc.get);
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213 | }
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214 |
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215 | if (typeof desc.value === 'function') {
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216 | return unapply(desc.value);
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217 | }
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218 | }
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219 |
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220 | object = getPrototypeOf(object);
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221 | }
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222 |
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223 | function fallbackValue(element) {
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224 | console.warn('fallback value for', element);
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225 | return null;
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226 | }
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227 |
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228 | return fallbackValue;
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229 | }
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230 |
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231 | var html$1 = freeze(['a', 'abbr', 'acronym', 'address', 'area', 'article', 'aside', 'audio', 'b', 'bdi', 'bdo', 'big', 'blink', 'blockquote', 'body', 'br', 'button', 'canvas', 'caption', 'center', 'cite', 'code', 'col', 'colgroup', 'content', 'data', 'datalist', 'dd', 'decorator', 'del', 'details', 'dfn', 'dialog', 'dir', 'div', 'dl', 'dt', 'element', 'em', 'fieldset', 'figcaption', 'figure', 'font', 'footer', 'form', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'head', 'header', 'hgroup', 'hr', 'html', 'i', 'img', 'input', 'ins', 'kbd', 'label', 'legend', 'li', 'main', 'map', 'mark', 'marquee', 'menu', 'menuitem', 'meter', 'nav', 'nobr', 'ol', 'optgroup', 'option', 'output', 'p', 'picture', 'pre', 'progress', 'q', 'rp', 'rt', 'ruby', 's', 'samp', 'section', 'select', 'shadow', 'small', 'source', 'spacer', 'span', 'strike', 'strong', 'style', 'sub', 'summary', 'sup', 'table', 'tbody', 'td', 'template', 'textarea', 'tfoot', 'th', 'thead', 'time', 'tr', 'track', 'tt', 'u', 'ul', 'var', 'video', 'wbr']);
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232 |
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233 | var svg$1 = freeze(['svg', 'a', 'altglyph', 'altglyphdef', 'altglyphitem', 'animatecolor', 'animatemotion', 'animatetransform', 'circle', 'clippath', 'defs', 'desc', 'ellipse', 'filter', 'font', 'g', 'glyph', 'glyphref', 'hkern', 'image', 'line', 'lineargradient', 'marker', 'mask', 'metadata', 'mpath', 'path', 'pattern', 'polygon', 'polyline', 'radialgradient', 'rect', 'stop', 'style', 'switch', 'symbol', 'text', 'textpath', 'title', 'tref', 'tspan', 'view', 'vkern']);
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234 | var svgFilters = freeze(['feBlend', 'feColorMatrix', 'feComponentTransfer', 'feComposite', 'feConvolveMatrix', 'feDiffuseLighting', 'feDisplacementMap', 'feDistantLight', 'feFlood', 'feFuncA', 'feFuncB', 'feFuncG', 'feFuncR', 'feGaussianBlur', 'feImage', 'feMerge', 'feMergeNode', 'feMorphology', 'feOffset', 'fePointLight', 'feSpecularLighting', 'feSpotLight', 'feTile', 'feTurbulence']);
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235 |
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236 |
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237 |
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238 |
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239 | var svgDisallowed = freeze(['animate', 'color-profile', 'cursor', 'discard', 'fedropshadow', 'font-face', 'font-face-format', 'font-face-name', 'font-face-src', 'font-face-uri', 'foreignobject', 'hatch', 'hatchpath', 'mesh', 'meshgradient', 'meshpatch', 'meshrow', 'missing-glyph', 'script', 'set', 'solidcolor', 'unknown', 'use']);
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240 | var mathMl$1 = freeze(['math', 'menclose', 'merror', 'mfenced', 'mfrac', 'mglyph', 'mi', 'mlabeledtr', 'mmultiscripts', 'mn', 'mo', 'mover', 'mpadded', 'mphantom', 'mroot', 'mrow', 'ms', 'mspace', 'msqrt', 'mstyle', 'msub', 'msup', 'msubsup', 'mtable', 'mtd', 'mtext', 'mtr', 'munder', 'munderover']);
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241 |
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242 |
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243 | var mathMlDisallowed = freeze(['maction', 'maligngroup', 'malignmark', 'mlongdiv', 'mscarries', 'mscarry', 'msgroup', 'mstack', 'msline', 'msrow', 'semantics', 'annotation', 'annotation-xml', 'mprescripts', 'none']);
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244 | var text = freeze(['#text']);
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245 |
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246 | var html = freeze(['accept', 'action', 'align', 'alt', 'autocapitalize', 'autocomplete', 'autopictureinpicture', 'autoplay', 'background', 'bgcolor', 'border', 'capture', 'cellpadding', 'cellspacing', 'checked', 'cite', 'class', 'clear', 'color', 'cols', 'colspan', 'controls', 'controlslist', 'coords', 'crossorigin', 'datetime', 'decoding', 'default', 'dir', 'disabled', 'disablepictureinpicture', 'disableremoteplayback', 'download', 'draggable', 'enctype', 'enterkeyhint', 'face', 'for', 'headers', 'height', 'hidden', 'high', 'href', 'hreflang', 'id', 'inputmode', 'integrity', 'ismap', 'kind', 'label', 'lang', 'list', 'loading', 'loop', 'low', 'max', 'maxlength', 'media', 'method', 'min', 'minlength', 'multiple', 'muted', 'name', 'nonce', 'noshade', 'novalidate', 'nowrap', 'open', 'optimum', 'pattern', 'placeholder', 'playsinline', 'poster', 'preload', 'pubdate', 'radiogroup', 'readonly', 'rel', 'required', 'rev', 'reversed', 'role', 'rows', 'rowspan', 'spellcheck', 'scope', 'selected', 'shape', 'size', 'sizes', 'span', 'srclang', 'start', 'src', 'srcset', 'step', 'style', 'summary', 'tabindex', 'title', 'translate', 'type', 'usemap', 'valign', 'value', 'width', 'xmlns', 'slot']);
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247 | var svg = freeze(['accent-height', 'accumulate', 'additive', 'alignment-baseline', 'ascent', 'attributename', 'attributetype', 'azimuth', 'basefrequency', 'baseline-shift', 'begin', 'bias', 'by', 'class', 'clip', 'clippathunits', 'clip-path', 'clip-rule', 'color', 'color-interpolation', 'color-interpolation-filters', 'color-profile', 'color-rendering', 'cx', 'cy', 'd', 'dx', 'dy', 'diffuseconstant', 'direction', 'display', 'divisor', 'dur', 'edgemode', 'elevation', 'end', 'fill', 'fill-opacity', 'fill-rule', 'filter', 'filterunits', 'flood-color', 'flood-opacity', 'font-family', 'font-size', 'font-size-adjust', 'font-stretch', 'font-style', 'font-variant', 'font-weight', 'fx', 'fy', 'g1', 'g2', 'glyph-name', 'glyphref', 'gradientunits', 'gradienttransform', 'height', 'href', 'id', 'image-rendering', 'in', 'in2', 'k', 'k1', 'k2', 'k3', 'k4', 'kerning', 'keypoints', 'keysplines', 'keytimes', 'lang', 'lengthadjust', 'letter-spacing', 'kernelmatrix', 'kernelunitlength', 'lighting-color', 'local', 'marker-end', 'marker-mid', 'marker-start', 'markerheight', 'markerunits', 'markerwidth', 'maskcontentunits', 'maskunits', 'max', 'mask', 'media', 'method', 'mode', 'min', 'name', 'numoctaves', 'offset', 'operator', 'opacity', 'order', 'orient', 'orientation', 'origin', 'overflow', 'paint-order', 'path', 'pathlength', 'patterncontentunits', 'patterntransform', 'patternunits', 'points', 'preservealpha', 'preserveaspectratio', 'primitiveunits', 'r', 'rx', 'ry', 'radius', 'refx', 'refy', 'repeatcount', 'repeatdur', 'restart', 'result', 'rotate', 'scale', 'seed', 'shape-rendering', 'specularconstant', 'specularexponent', 'spreadmethod', 'startoffset', 'stddeviation', 'stitchtiles', 'stop-color', 'stop-opacity', 'stroke-dasharray', 'stroke-dashoffset', 'stroke-linecap', 'stroke-linejoin', 'stroke-miterlimit', 'stroke-opacity', 'stroke', 'stroke-width', 'style', 'surfacescale', 'systemlanguage', 'tabindex', 'targetx', 'targety', 'transform', 'transform-origin', 'text-anchor', 'text-decoration', 'text-rendering', 'textlength', 'type', 'u1', 'u2', 'unicode', 'values', 'viewbox', 'visibility', 'version', 'vert-adv-y', 'vert-origin-x', 'vert-origin-y', 'width', 'word-spacing', 'wrap', 'writing-mode', 'xchannelselector', 'ychannelselector', 'x', 'x1', 'x2', 'xmlns', 'y', 'y1', 'y2', 'z', 'zoomandpan']);
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248 | var mathMl = freeze(['accent', 'accentunder', 'align', 'bevelled', 'close', 'columnsalign', 'columnlines', 'columnspan', 'denomalign', 'depth', 'dir', 'display', 'displaystyle', 'encoding', 'fence', 'frame', 'height', 'href', 'id', 'largeop', 'length', 'linethickness', 'lspace', 'lquote', 'mathbackground', 'mathcolor', 'mathsize', 'mathvariant', 'maxsize', 'minsize', 'movablelimits', 'notation', 'numalign', 'open', 'rowalign', 'rowlines', 'rowspacing', 'rowspan', 'rspace', 'rquote', 'scriptlevel', 'scriptminsize', 'scriptsizemultiplier', 'selection', 'separator', 'separators', 'stretchy', 'subscriptshift', 'supscriptshift', 'symmetric', 'voffset', 'width', 'xmlns']);
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249 | var xml = freeze(['xlink:href', 'xml:id', 'xlink:title', 'xml:space', 'xmlns:xlink']);
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250 |
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251 | var MUSTACHE_EXPR = seal(/\{\{[\w\W]*|[\w\W]*\}\}/gm);
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252 |
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253 | var ERB_EXPR = seal(/<%[\w\W]*|[\w\W]*%>/gm);
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254 | var DATA_ATTR = seal(/^data-[\-\w.\u00B7-\uFFFF]/);
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255 |
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256 | var ARIA_ATTR = seal(/^aria-[\-\w]+$/);
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257 |
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258 | var IS_ALLOWED_URI = seal(/^(?:(?:(?:f|ht)tps?|mailto|tel|callto|cid|xmpp):|[^a-z]|[a-z+.\-]+(?:[^a-z+.\-:]|$))/i
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259 | );
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260 | var IS_SCRIPT_OR_DATA = seal(/^(?:\w+script|data):/i);
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261 | var ATTR_WHITESPACE = seal(/[\u0000-\u0020\u00A0\u1680\u180E\u2000-\u2029\u205F\u3000]/g
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262 | );
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263 | var DOCTYPE_NAME = seal(/^html$/i);
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264 |
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265 | var getGlobal = function getGlobal() {
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266 | return typeof window === 'undefined' ? null : window;
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267 | };
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268 |
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269 |
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270 |
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271 |
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272 |
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273 |
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274 |
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275 |
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276 |
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277 |
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278 | var _createTrustedTypesPolicy = function _createTrustedTypesPolicy(trustedTypes, document) {
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279 | if (_typeof(trustedTypes) !== 'object' || typeof trustedTypes.createPolicy !== 'function') {
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280 | return null;
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281 | }
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282 |
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283 |
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284 |
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285 |
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286 | var suffix = null;
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287 | var ATTR_NAME = 'data-tt-policy-suffix';
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288 |
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289 | if (document.currentScript && document.currentScript.hasAttribute(ATTR_NAME)) {
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290 | suffix = document.currentScript.getAttribute(ATTR_NAME);
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291 | }
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292 |
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293 | var policyName = 'dompurify' + (suffix ? '#' + suffix : '');
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294 |
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295 | try {
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296 | return trustedTypes.createPolicy(policyName, {
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297 | createHTML: function createHTML(html) {
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298 | return html;
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299 | },
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300 | createScriptURL: function createScriptURL(scriptUrl) {
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301 | return scriptUrl;
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302 | }
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303 | });
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304 | } catch (_) {
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305 |
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306 |
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307 |
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308 | console.warn('TrustedTypes policy ' + policyName + ' could not be created.');
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309 | return null;
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310 | }
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311 | };
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312 |
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313 | function createDOMPurify() {
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314 | var window = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : getGlobal();
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315 |
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316 | var DOMPurify = function DOMPurify(root) {
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317 | return createDOMPurify(root);
|
318 | };
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319 | |
320 |
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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 | DOMPurify.version = '2.3.10';
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326 | |
327 |
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328 |
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329 |
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330 |
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331 | DOMPurify.removed = [];
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332 |
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333 | if (!window || !window.document || window.document.nodeType !== 9) {
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334 |
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335 |
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336 | DOMPurify.isSupported = false;
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337 | return DOMPurify;
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338 | }
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339 |
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340 | var originalDocument = window.document;
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341 | var document = window.document;
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342 | var DocumentFragment = window.DocumentFragment,
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343 | HTMLTemplateElement = window.HTMLTemplateElement,
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344 | Node = window.Node,
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345 | Element = window.Element,
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346 | NodeFilter = window.NodeFilter,
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347 | _window$NamedNodeMap = window.NamedNodeMap,
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348 | NamedNodeMap = _window$NamedNodeMap === void 0 ? window.NamedNodeMap || window.MozNamedAttrMap : _window$NamedNodeMap,
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349 | HTMLFormElement = window.HTMLFormElement,
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350 | DOMParser = window.DOMParser,
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351 | trustedTypes = window.trustedTypes;
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352 | var ElementPrototype = Element.prototype;
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353 | var cloneNode = lookupGetter(ElementPrototype, 'cloneNode');
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354 | var getNextSibling = lookupGetter(ElementPrototype, 'nextSibling');
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355 | var getChildNodes = lookupGetter(ElementPrototype, 'childNodes');
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356 | var getParentNode = lookupGetter(ElementPrototype, 'parentNode');
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357 |
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358 |
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359 |
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360 |
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361 |
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362 |
|
363 | if (typeof HTMLTemplateElement === 'function') {
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364 | var template = document.createElement('template');
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365 |
|
366 | if (template.content && template.content.ownerDocument) {
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367 | document = template.content.ownerDocument;
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368 | }
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369 | }
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370 |
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371 | var trustedTypesPolicy = _createTrustedTypesPolicy(trustedTypes, originalDocument);
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372 |
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373 | var emptyHTML = trustedTypesPolicy ? trustedTypesPolicy.createHTML('') : '';
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374 | var _document = document,
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375 | implementation = _document.implementation,
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376 | createNodeIterator = _document.createNodeIterator,
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377 | createDocumentFragment = _document.createDocumentFragment,
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378 | getElementsByTagName = _document.getElementsByTagName;
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379 | var importNode = originalDocument.importNode;
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380 | var documentMode = {};
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381 |
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382 | try {
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383 | documentMode = clone(document).documentMode ? document.documentMode : {};
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384 | } catch (_) {}
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385 |
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386 | var hooks = {};
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387 | |
388 |
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389 |
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390 |
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391 | DOMPurify.isSupported = typeof getParentNode === 'function' && implementation && typeof implementation.createHTMLDocument !== 'undefined' && documentMode !== 9;
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392 | var MUSTACHE_EXPR$1 = MUSTACHE_EXPR,
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393 | ERB_EXPR$1 = ERB_EXPR,
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394 | DATA_ATTR$1 = DATA_ATTR,
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395 | ARIA_ATTR$1 = ARIA_ATTR,
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396 | IS_SCRIPT_OR_DATA$1 = IS_SCRIPT_OR_DATA,
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397 | ATTR_WHITESPACE$1 = ATTR_WHITESPACE;
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398 | var IS_ALLOWED_URI$1 = IS_ALLOWED_URI;
|
399 | |
400 |
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401 |
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402 |
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403 |
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404 |
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405 |
|
406 | var ALLOWED_TAGS = null;
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407 | var DEFAULT_ALLOWED_TAGS = addToSet({}, [].concat(_toConsumableArray(html$1), _toConsumableArray(svg$1), _toConsumableArray(svgFilters), _toConsumableArray(mathMl$1), _toConsumableArray(text)));
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408 |
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409 |
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410 | var ALLOWED_ATTR = null;
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411 | var DEFAULT_ALLOWED_ATTR = addToSet({}, [].concat(_toConsumableArray(html), _toConsumableArray(svg), _toConsumableArray(mathMl), _toConsumableArray(xml)));
|
412 | |
413 |
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414 |
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415 |
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416 |
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417 |
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418 |
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419 | var CUSTOM_ELEMENT_HANDLING = Object.seal(Object.create(null, {
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420 | tagNameCheck: {
|
421 | writable: true,
|
422 | configurable: false,
|
423 | enumerable: true,
|
424 | value: null
|
425 | },
|
426 | attributeNameCheck: {
|
427 | writable: true,
|
428 | configurable: false,
|
429 | enumerable: true,
|
430 | value: null
|
431 | },
|
432 | allowCustomizedBuiltInElements: {
|
433 | writable: true,
|
434 | configurable: false,
|
435 | enumerable: true,
|
436 | value: false
|
437 | }
|
438 | }));
|
439 |
|
440 |
|
441 | var FORBID_TAGS = null;
|
442 |
|
443 |
|
444 | var FORBID_ATTR = null;
|
445 |
|
446 |
|
447 | var ALLOW_ARIA_ATTR = true;
|
448 |
|
449 |
|
450 | var ALLOW_DATA_ATTR = true;
|
451 |
|
452 |
|
453 | var ALLOW_UNKNOWN_PROTOCOLS = false;
|
454 | |
455 |
|
456 |
|
457 |
|
458 | var SAFE_FOR_TEMPLATES = false;
|
459 |
|
460 |
|
461 | var WHOLE_DOCUMENT = false;
|
462 |
|
463 |
|
464 | var SET_CONFIG = false;
|
465 | |
466 |
|
467 |
|
468 | var FORCE_BODY = false;
|
469 | |
470 |
|
471 |
|
472 |
|
473 |
|
474 | var RETURN_DOM = false;
|
475 | |
476 |
|
477 |
|
478 | var RETURN_DOM_FRAGMENT = false;
|
479 | |
480 |
|
481 |
|
482 | var RETURN_TRUSTED_TYPE = false;
|
483 |
|
484 |
|
485 | var SANITIZE_DOM = true;
|
486 |
|
487 |
|
488 | var KEEP_CONTENT = true;
|
489 | |
490 |
|
491 |
|
492 | var IN_PLACE = false;
|
493 |
|
494 |
|
495 | var USE_PROFILES = {};
|
496 |
|
497 |
|
498 | var FORBID_CONTENTS = null;
|
499 | var DEFAULT_FORBID_CONTENTS = addToSet({}, ['annotation-xml', 'audio', 'colgroup', 'desc', 'foreignobject', 'head', 'iframe', 'math', 'mi', 'mn', 'mo', 'ms', 'mtext', 'noembed', 'noframes', 'noscript', 'plaintext', 'script', 'style', 'svg', 'template', 'thead', 'title', 'video', 'xmp']);
|
500 |
|
501 |
|
502 | var DATA_URI_TAGS = null;
|
503 | var DEFAULT_DATA_URI_TAGS = addToSet({}, ['audio', 'video', 'img', 'source', 'image', 'track']);
|
504 |
|
505 |
|
506 | var URI_SAFE_ATTRIBUTES = null;
|
507 | var DEFAULT_URI_SAFE_ATTRIBUTES = addToSet({}, ['alt', 'class', 'for', 'id', 'label', 'name', 'pattern', 'placeholder', 'role', 'summary', 'title', 'value', 'style', 'xmlns']);
|
508 | var MATHML_NAMESPACE = 'http://www.w3.org/1998/Math/MathML';
|
509 | var SVG_NAMESPACE = 'http://www.w3.org/2000/svg';
|
510 | var HTML_NAMESPACE = 'http://www.w3.org/1999/xhtml';
|
511 |
|
512 |
|
513 | var NAMESPACE = HTML_NAMESPACE;
|
514 | var IS_EMPTY_INPUT = false;
|
515 |
|
516 |
|
517 | var PARSER_MEDIA_TYPE;
|
518 | var SUPPORTED_PARSER_MEDIA_TYPES = ['application/xhtml+xml', 'text/html'];
|
519 | var DEFAULT_PARSER_MEDIA_TYPE = 'text/html';
|
520 | var transformCaseFunc;
|
521 |
|
522 |
|
523 | var CONFIG = null;
|
524 |
|
525 |
|
526 |
|
527 |
|
528 | var formElement = document.createElement('form');
|
529 |
|
530 | var isRegexOrFunction = function isRegexOrFunction(testValue) {
|
531 | return testValue instanceof RegExp || testValue instanceof Function;
|
532 | };
|
533 | |
534 |
|
535 |
|
536 |
|
537 |
|
538 |
|
539 |
|
540 |
|
541 | var _parseConfig = function _parseConfig(cfg) {
|
542 | if (CONFIG && CONFIG === cfg) {
|
543 | return;
|
544 | }
|
545 |
|
546 |
|
547 |
|
548 | if (!cfg || _typeof(cfg) !== 'object') {
|
549 | cfg = {};
|
550 | }
|
551 |
|
552 |
|
553 |
|
554 | cfg = clone(cfg);
|
555 | PARSER_MEDIA_TYPE =
|
556 | SUPPORTED_PARSER_MEDIA_TYPES.indexOf(cfg.PARSER_MEDIA_TYPE) === -1 ? PARSER_MEDIA_TYPE = DEFAULT_PARSER_MEDIA_TYPE : PARSER_MEDIA_TYPE = cfg.PARSER_MEDIA_TYPE;
|
557 |
|
558 | transformCaseFunc = PARSER_MEDIA_TYPE === 'application/xhtml+xml' ? function (x) {
|
559 | return x;
|
560 | } : stringToLowerCase;
|
561 |
|
562 |
|
563 | ALLOWED_TAGS = 'ALLOWED_TAGS' in cfg ? addToSet({}, cfg.ALLOWED_TAGS, transformCaseFunc) : DEFAULT_ALLOWED_TAGS;
|
564 | ALLOWED_ATTR = 'ALLOWED_ATTR' in cfg ? addToSet({}, cfg.ALLOWED_ATTR, transformCaseFunc) : DEFAULT_ALLOWED_ATTR;
|
565 | URI_SAFE_ATTRIBUTES = 'ADD_URI_SAFE_ATTR' in cfg ? addToSet(clone(DEFAULT_URI_SAFE_ATTRIBUTES),
|
566 | cfg.ADD_URI_SAFE_ATTR,
|
567 | transformCaseFunc
|
568 | )
|
569 | : DEFAULT_URI_SAFE_ATTRIBUTES;
|
570 | DATA_URI_TAGS = 'ADD_DATA_URI_TAGS' in cfg ? addToSet(clone(DEFAULT_DATA_URI_TAGS),
|
571 | cfg.ADD_DATA_URI_TAGS,
|
572 | transformCaseFunc
|
573 | )
|
574 | : DEFAULT_DATA_URI_TAGS;
|
575 | FORBID_CONTENTS = 'FORBID_CONTENTS' in cfg ? addToSet({}, cfg.FORBID_CONTENTS, transformCaseFunc) : DEFAULT_FORBID_CONTENTS;
|
576 | FORBID_TAGS = 'FORBID_TAGS' in cfg ? addToSet({}, cfg.FORBID_TAGS, transformCaseFunc) : {};
|
577 | FORBID_ATTR = 'FORBID_ATTR' in cfg ? addToSet({}, cfg.FORBID_ATTR, transformCaseFunc) : {};
|
578 | USE_PROFILES = 'USE_PROFILES' in cfg ? cfg.USE_PROFILES : false;
|
579 | ALLOW_ARIA_ATTR = cfg.ALLOW_ARIA_ATTR !== false;
|
580 |
|
581 | ALLOW_DATA_ATTR = cfg.ALLOW_DATA_ATTR !== false;
|
582 |
|
583 | ALLOW_UNKNOWN_PROTOCOLS = cfg.ALLOW_UNKNOWN_PROTOCOLS || false;
|
584 |
|
585 | SAFE_FOR_TEMPLATES = cfg.SAFE_FOR_TEMPLATES || false;
|
586 |
|
587 | WHOLE_DOCUMENT = cfg.WHOLE_DOCUMENT || false;
|
588 |
|
589 | RETURN_DOM = cfg.RETURN_DOM || false;
|
590 |
|
591 | RETURN_DOM_FRAGMENT = cfg.RETURN_DOM_FRAGMENT || false;
|
592 |
|
593 | RETURN_TRUSTED_TYPE = cfg.RETURN_TRUSTED_TYPE || false;
|
594 |
|
595 | FORCE_BODY = cfg.FORCE_BODY || false;
|
596 |
|
597 | SANITIZE_DOM = cfg.SANITIZE_DOM !== false;
|
598 |
|
599 | KEEP_CONTENT = cfg.KEEP_CONTENT !== false;
|
600 |
|
601 | IN_PLACE = cfg.IN_PLACE || false;
|
602 |
|
603 | IS_ALLOWED_URI$1 = cfg.ALLOWED_URI_REGEXP || IS_ALLOWED_URI$1;
|
604 | NAMESPACE = cfg.NAMESPACE || HTML_NAMESPACE;
|
605 |
|
606 | if (cfg.CUSTOM_ELEMENT_HANDLING && isRegexOrFunction(cfg.CUSTOM_ELEMENT_HANDLING.tagNameCheck)) {
|
607 | CUSTOM_ELEMENT_HANDLING.tagNameCheck = cfg.CUSTOM_ELEMENT_HANDLING.tagNameCheck;
|
608 | }
|
609 |
|
610 | if (cfg.CUSTOM_ELEMENT_HANDLING && isRegexOrFunction(cfg.CUSTOM_ELEMENT_HANDLING.attributeNameCheck)) {
|
611 | CUSTOM_ELEMENT_HANDLING.attributeNameCheck = cfg.CUSTOM_ELEMENT_HANDLING.attributeNameCheck;
|
612 | }
|
613 |
|
614 | if (cfg.CUSTOM_ELEMENT_HANDLING && typeof cfg.CUSTOM_ELEMENT_HANDLING.allowCustomizedBuiltInElements === 'boolean') {
|
615 | CUSTOM_ELEMENT_HANDLING.allowCustomizedBuiltInElements = cfg.CUSTOM_ELEMENT_HANDLING.allowCustomizedBuiltInElements;
|
616 | }
|
617 |
|
618 | if (SAFE_FOR_TEMPLATES) {
|
619 | ALLOW_DATA_ATTR = false;
|
620 | }
|
621 |
|
622 | if (RETURN_DOM_FRAGMENT) {
|
623 | RETURN_DOM = true;
|
624 | }
|
625 |
|
626 |
|
627 |
|
628 | if (USE_PROFILES) {
|
629 | ALLOWED_TAGS = addToSet({}, _toConsumableArray(text));
|
630 | ALLOWED_ATTR = [];
|
631 |
|
632 | if (USE_PROFILES.html === true) {
|
633 | addToSet(ALLOWED_TAGS, html$1);
|
634 | addToSet(ALLOWED_ATTR, html);
|
635 | }
|
636 |
|
637 | if (USE_PROFILES.svg === true) {
|
638 | addToSet(ALLOWED_TAGS, svg$1);
|
639 | addToSet(ALLOWED_ATTR, svg);
|
640 | addToSet(ALLOWED_ATTR, xml);
|
641 | }
|
642 |
|
643 | if (USE_PROFILES.svgFilters === true) {
|
644 | addToSet(ALLOWED_TAGS, svgFilters);
|
645 | addToSet(ALLOWED_ATTR, svg);
|
646 | addToSet(ALLOWED_ATTR, xml);
|
647 | }
|
648 |
|
649 | if (USE_PROFILES.mathMl === true) {
|
650 | addToSet(ALLOWED_TAGS, mathMl$1);
|
651 | addToSet(ALLOWED_ATTR, mathMl);
|
652 | addToSet(ALLOWED_ATTR, xml);
|
653 | }
|
654 | }
|
655 |
|
656 |
|
657 |
|
658 | if (cfg.ADD_TAGS) {
|
659 | if (ALLOWED_TAGS === DEFAULT_ALLOWED_TAGS) {
|
660 | ALLOWED_TAGS = clone(ALLOWED_TAGS);
|
661 | }
|
662 |
|
663 | addToSet(ALLOWED_TAGS, cfg.ADD_TAGS, transformCaseFunc);
|
664 | }
|
665 |
|
666 | if (cfg.ADD_ATTR) {
|
667 | if (ALLOWED_ATTR === DEFAULT_ALLOWED_ATTR) {
|
668 | ALLOWED_ATTR = clone(ALLOWED_ATTR);
|
669 | }
|
670 |
|
671 | addToSet(ALLOWED_ATTR, cfg.ADD_ATTR, transformCaseFunc);
|
672 | }
|
673 |
|
674 | if (cfg.ADD_URI_SAFE_ATTR) {
|
675 | addToSet(URI_SAFE_ATTRIBUTES, cfg.ADD_URI_SAFE_ATTR, transformCaseFunc);
|
676 | }
|
677 |
|
678 | if (cfg.FORBID_CONTENTS) {
|
679 | if (FORBID_CONTENTS === DEFAULT_FORBID_CONTENTS) {
|
680 | FORBID_CONTENTS = clone(FORBID_CONTENTS);
|
681 | }
|
682 |
|
683 | addToSet(FORBID_CONTENTS, cfg.FORBID_CONTENTS, transformCaseFunc);
|
684 | }
|
685 |
|
686 |
|
687 |
|
688 | if (KEEP_CONTENT) {
|
689 | ALLOWED_TAGS['#text'] = true;
|
690 | }
|
691 |
|
692 |
|
693 |
|
694 | if (WHOLE_DOCUMENT) {
|
695 | addToSet(ALLOWED_TAGS, ['html', 'head', 'body']);
|
696 | }
|
697 |
|
698 |
|
699 |
|
700 | if (ALLOWED_TAGS.table) {
|
701 | addToSet(ALLOWED_TAGS, ['tbody']);
|
702 | delete FORBID_TAGS.tbody;
|
703 | }
|
704 |
|
705 |
|
706 |
|
707 | if (freeze) {
|
708 | freeze(cfg);
|
709 | }
|
710 |
|
711 | CONFIG = cfg;
|
712 | };
|
713 |
|
714 | var MATHML_TEXT_INTEGRATION_POINTS = addToSet({}, ['mi', 'mo', 'mn', 'ms', 'mtext']);
|
715 | var HTML_INTEGRATION_POINTS = addToSet({}, ['foreignobject', 'desc', 'title', 'annotation-xml']);
|
716 |
|
717 |
|
718 |
|
719 |
|
720 | var COMMON_SVG_AND_HTML_ELEMENTS = addToSet({}, ['title', 'style', 'font', 'a', 'script']);
|
721 | |
722 |
|
723 |
|
724 |
|
725 | var ALL_SVG_TAGS = addToSet({}, svg$1);
|
726 | addToSet(ALL_SVG_TAGS, svgFilters);
|
727 | addToSet(ALL_SVG_TAGS, svgDisallowed);
|
728 | var ALL_MATHML_TAGS = addToSet({}, mathMl$1);
|
729 | addToSet(ALL_MATHML_TAGS, mathMlDisallowed);
|
730 | |
731 |
|
732 |
|
733 |
|
734 |
|
735 |
|
736 |
|
737 |
|
738 |
|
739 | var _checkValidNamespace = function _checkValidNamespace(element) {
|
740 | var parent = getParentNode(element);
|
741 |
|
742 |
|
743 | if (!parent || !parent.tagName) {
|
744 | parent = {
|
745 | namespaceURI: HTML_NAMESPACE,
|
746 | tagName: 'template'
|
747 | };
|
748 | }
|
749 |
|
750 | var tagName = stringToLowerCase(element.tagName);
|
751 | var parentTagName = stringToLowerCase(parent.tagName);
|
752 |
|
753 | if (element.namespaceURI === SVG_NAMESPACE) {
|
754 |
|
755 |
|
756 |
|
757 | if (parent.namespaceURI === HTML_NAMESPACE) {
|
758 | return tagName === 'svg';
|
759 | }
|
760 |
|
761 |
|
762 |
|
763 |
|
764 | if (parent.namespaceURI === MATHML_NAMESPACE) {
|
765 | return tagName === 'svg' && (parentTagName === 'annotation-xml' || MATHML_TEXT_INTEGRATION_POINTS[parentTagName]);
|
766 | }
|
767 |
|
768 |
|
769 |
|
770 | return Boolean(ALL_SVG_TAGS[tagName]);
|
771 | }
|
772 |
|
773 | if (element.namespaceURI === MATHML_NAMESPACE) {
|
774 |
|
775 |
|
776 |
|
777 | if (parent.namespaceURI === HTML_NAMESPACE) {
|
778 | return tagName === 'math';
|
779 | }
|
780 |
|
781 |
|
782 |
|
783 | if (parent.namespaceURI === SVG_NAMESPACE) {
|
784 | return tagName === 'math' && HTML_INTEGRATION_POINTS[parentTagName];
|
785 | }
|
786 |
|
787 |
|
788 |
|
789 | return Boolean(ALL_MATHML_TAGS[tagName]);
|
790 | }
|
791 |
|
792 | if (element.namespaceURI === HTML_NAMESPACE) {
|
793 |
|
794 |
|
795 |
|
796 | if (parent.namespaceURI === SVG_NAMESPACE && !HTML_INTEGRATION_POINTS[parentTagName]) {
|
797 | return false;
|
798 | }
|
799 |
|
800 | if (parent.namespaceURI === MATHML_NAMESPACE && !MATHML_TEXT_INTEGRATION_POINTS[parentTagName]) {
|
801 | return false;
|
802 | }
|
803 |
|
804 |
|
805 |
|
806 | return !ALL_MATHML_TAGS[tagName] && (COMMON_SVG_AND_HTML_ELEMENTS[tagName] || !ALL_SVG_TAGS[tagName]);
|
807 | }
|
808 |
|
809 |
|
810 |
|
811 |
|
812 | return false;
|
813 | };
|
814 | |
815 |
|
816 |
|
817 |
|
818 |
|
819 |
|
820 |
|
821 | var _forceRemove = function _forceRemove(node) {
|
822 | arrayPush(DOMPurify.removed, {
|
823 | element: node
|
824 | });
|
825 |
|
826 | try {
|
827 |
|
828 | node.parentNode.removeChild(node);
|
829 | } catch (_) {
|
830 | try {
|
831 | node.outerHTML = emptyHTML;
|
832 | } catch (_) {
|
833 | node.remove();
|
834 | }
|
835 | }
|
836 | };
|
837 | |
838 |
|
839 |
|
840 |
|
841 |
|
842 |
|
843 |
|
844 |
|
845 | var _removeAttribute = function _removeAttribute(name, node) {
|
846 | try {
|
847 | arrayPush(DOMPurify.removed, {
|
848 | attribute: node.getAttributeNode(name),
|
849 | from: node
|
850 | });
|
851 | } catch (_) {
|
852 | arrayPush(DOMPurify.removed, {
|
853 | attribute: null,
|
854 | from: node
|
855 | });
|
856 | }
|
857 |
|
858 | node.removeAttribute(name);
|
859 |
|
860 | if (name === 'is' && !ALLOWED_ATTR[name]) {
|
861 | if (RETURN_DOM || RETURN_DOM_FRAGMENT) {
|
862 | try {
|
863 | _forceRemove(node);
|
864 | } catch (_) {}
|
865 | } else {
|
866 | try {
|
867 | node.setAttribute(name, '');
|
868 | } catch (_) {}
|
869 | }
|
870 | }
|
871 | };
|
872 | |
873 |
|
874 |
|
875 |
|
876 |
|
877 |
|
878 |
|
879 |
|
880 | var _initDocument = function _initDocument(dirty) {
|
881 |
|
882 | var doc;
|
883 | var leadingWhitespace;
|
884 |
|
885 | if (FORCE_BODY) {
|
886 | dirty = '<remove></remove>' + dirty;
|
887 | } else {
|
888 |
|
889 | var matches = stringMatch(dirty, /^[\r\n\t ]+/);
|
890 | leadingWhitespace = matches && matches[0];
|
891 | }
|
892 |
|
893 | if (PARSER_MEDIA_TYPE === 'application/xhtml+xml') {
|
894 |
|
895 | dirty = '<html xmlns="http://www.w3.org/1999/xhtml"><head></head><body>' + dirty + '</body></html>';
|
896 | }
|
897 |
|
898 | var dirtyPayload = trustedTypesPolicy ? trustedTypesPolicy.createHTML(dirty) : dirty;
|
899 | |
900 |
|
901 |
|
902 |
|
903 |
|
904 | if (NAMESPACE === HTML_NAMESPACE) {
|
905 | try {
|
906 | doc = new DOMParser().parseFromString(dirtyPayload, PARSER_MEDIA_TYPE);
|
907 | } catch (_) {}
|
908 | }
|
909 |
|
910 |
|
911 |
|
912 | if (!doc || !doc.documentElement) {
|
913 | doc = implementation.createDocument(NAMESPACE, 'template', null);
|
914 |
|
915 | try {
|
916 | doc.documentElement.innerHTML = IS_EMPTY_INPUT ? '' : dirtyPayload;
|
917 | } catch (_) {
|
918 | }
|
919 | }
|
920 |
|
921 | var body = doc.body || doc.documentElement;
|
922 |
|
923 | if (dirty && leadingWhitespace) {
|
924 | body.insertBefore(document.createTextNode(leadingWhitespace), body.childNodes[0] || null);
|
925 | }
|
926 |
|
927 |
|
928 |
|
929 | if (NAMESPACE === HTML_NAMESPACE) {
|
930 | return getElementsByTagName.call(doc, WHOLE_DOCUMENT ? 'html' : 'body')[0];
|
931 | }
|
932 |
|
933 | return WHOLE_DOCUMENT ? doc.documentElement : body;
|
934 | };
|
935 | |
936 |
|
937 |
|
938 |
|
939 |
|
940 |
|
941 |
|
942 |
|
943 | var _createIterator = function _createIterator(root) {
|
944 | return createNodeIterator.call(root.ownerDocument || root, root,
|
945 | NodeFilter.SHOW_ELEMENT | NodeFilter.SHOW_COMMENT | NodeFilter.SHOW_TEXT, null, false);
|
946 | };
|
947 | |
948 |
|
949 |
|
950 |
|
951 |
|
952 |
|
953 |
|
954 |
|
955 | var _isClobbered = function _isClobbered(elm) {
|
956 | return elm instanceof HTMLFormElement && (typeof elm.nodeName !== 'string' || typeof elm.textContent !== 'string' || typeof elm.removeChild !== 'function' || !(elm.attributes instanceof NamedNodeMap) || typeof elm.removeAttribute !== 'function' || typeof elm.setAttribute !== 'function' || typeof elm.namespaceURI !== 'string' || typeof elm.insertBefore !== 'function');
|
957 | };
|
958 | |
959 |
|
960 |
|
961 |
|
962 |
|
963 |
|
964 |
|
965 |
|
966 | var _isNode = function _isNode(object) {
|
967 | return _typeof(Node) === 'object' ? object instanceof Node : object && _typeof(object) === 'object' && typeof object.nodeType === 'number' && typeof object.nodeName === 'string';
|
968 | };
|
969 | |
970 |
|
971 |
|
972 |
|
973 |
|
974 |
|
975 |
|
976 |
|
977 |
|
978 |
|
979 | var _executeHook = function _executeHook(entryPoint, currentNode, data) {
|
980 | if (!hooks[entryPoint]) {
|
981 | return;
|
982 | }
|
983 |
|
984 | arrayForEach(hooks[entryPoint], function (hook) {
|
985 | hook.call(DOMPurify, currentNode, data, CONFIG);
|
986 | });
|
987 | };
|
988 | |
989 |
|
990 |
|
991 |
|
992 |
|
993 |
|
994 |
|
995 |
|
996 |
|
997 |
|
998 |
|
999 |
|
1000 | var _sanitizeElements = function _sanitizeElements(currentNode) {
|
1001 | var content;
|
1002 |
|
1003 |
|
1004 | _executeHook('beforeSanitizeElements', currentNode, null);
|
1005 |
|
1006 |
|
1007 |
|
1008 | if (_isClobbered(currentNode)) {
|
1009 | _forceRemove(currentNode);
|
1010 |
|
1011 | return true;
|
1012 | }
|
1013 |
|
1014 |
|
1015 |
|
1016 | if (regExpTest(/[\u0080-\uFFFF]/, currentNode.nodeName)) {
|
1017 | _forceRemove(currentNode);
|
1018 |
|
1019 | return true;
|
1020 | }
|
1021 |
|
1022 |
|
1023 |
|
1024 | var tagName = transformCaseFunc(currentNode.nodeName);
|
1025 |
|
1026 |
|
1027 | _executeHook('uponSanitizeElement', currentNode, {
|
1028 | tagName: tagName,
|
1029 | allowedTags: ALLOWED_TAGS
|
1030 | });
|
1031 |
|
1032 |
|
1033 |
|
1034 | if (currentNode.hasChildNodes() && !_isNode(currentNode.firstElementChild) && (!_isNode(currentNode.content) || !_isNode(currentNode.content.firstElementChild)) && regExpTest(/<[/\w]/g, currentNode.innerHTML) && regExpTest(/<[/\w]/g, currentNode.textContent)) {
|
1035 | _forceRemove(currentNode);
|
1036 |
|
1037 | return true;
|
1038 | }
|
1039 |
|
1040 |
|
1041 |
|
1042 | if (tagName === 'select' && regExpTest(/<template/i, currentNode.innerHTML)) {
|
1043 | _forceRemove(currentNode);
|
1044 |
|
1045 | return true;
|
1046 | }
|
1047 |
|
1048 |
|
1049 |
|
1050 | if (!ALLOWED_TAGS[tagName] || FORBID_TAGS[tagName]) {
|
1051 |
|
1052 | if (!FORBID_TAGS[tagName] && _basicCustomElementTest(tagName)) {
|
1053 | if (CUSTOM_ELEMENT_HANDLING.tagNameCheck instanceof RegExp && regExpTest(CUSTOM_ELEMENT_HANDLING.tagNameCheck, tagName)) return false;
|
1054 | if (CUSTOM_ELEMENT_HANDLING.tagNameCheck instanceof Function && CUSTOM_ELEMENT_HANDLING.tagNameCheck(tagName)) return false;
|
1055 | }
|
1056 |
|
1057 |
|
1058 |
|
1059 | if (KEEP_CONTENT && !FORBID_CONTENTS[tagName]) {
|
1060 | var parentNode = getParentNode(currentNode) || currentNode.parentNode;
|
1061 | var childNodes = getChildNodes(currentNode) || currentNode.childNodes;
|
1062 |
|
1063 | if (childNodes && parentNode) {
|
1064 | var childCount = childNodes.length;
|
1065 |
|
1066 | for (var i = childCount - 1; i >= 0; --i) {
|
1067 | parentNode.insertBefore(cloneNode(childNodes[i], true), getNextSibling(currentNode));
|
1068 | }
|
1069 | }
|
1070 | }
|
1071 |
|
1072 | _forceRemove(currentNode);
|
1073 |
|
1074 | return true;
|
1075 | }
|
1076 |
|
1077 |
|
1078 |
|
1079 | if (currentNode instanceof Element && !_checkValidNamespace(currentNode)) {
|
1080 | _forceRemove(currentNode);
|
1081 |
|
1082 | return true;
|
1083 | }
|
1084 |
|
1085 | if ((tagName === 'noscript' || tagName === 'noembed') && regExpTest(/<\/no(script|embed)/i, currentNode.innerHTML)) {
|
1086 | _forceRemove(currentNode);
|
1087 |
|
1088 | return true;
|
1089 | }
|
1090 |
|
1091 |
|
1092 |
|
1093 | if (SAFE_FOR_TEMPLATES && currentNode.nodeType === 3) {
|
1094 |
|
1095 | content = currentNode.textContent;
|
1096 | content = stringReplace(content, MUSTACHE_EXPR$1, ' ');
|
1097 | content = stringReplace(content, ERB_EXPR$1, ' ');
|
1098 |
|
1099 | if (currentNode.textContent !== content) {
|
1100 | arrayPush(DOMPurify.removed, {
|
1101 | element: currentNode.cloneNode()
|
1102 | });
|
1103 | currentNode.textContent = content;
|
1104 | }
|
1105 | }
|
1106 |
|
1107 |
|
1108 |
|
1109 | _executeHook('afterSanitizeElements', currentNode, null);
|
1110 |
|
1111 | return false;
|
1112 | };
|
1113 | |
1114 |
|
1115 |
|
1116 |
|
1117 |
|
1118 |
|
1119 |
|
1120 |
|
1121 |
|
1122 |
|
1123 |
|
1124 | var _isValidAttribute = function _isValidAttribute(lcTag, lcName, value) {
|
1125 |
|
1126 | if (SANITIZE_DOM && (lcName === 'id' || lcName === 'name') && (value in document || value in formElement)) {
|
1127 | return false;
|
1128 | }
|
1129 | |
1130 |
|
1131 |
|
1132 |
|
1133 |
|
1134 |
|
1135 | if (ALLOW_DATA_ATTR && !FORBID_ATTR[lcName] && regExpTest(DATA_ATTR$1, lcName)) ; else if (ALLOW_ARIA_ATTR && regExpTest(ARIA_ATTR$1, lcName)) ; else if (!ALLOWED_ATTR[lcName] || FORBID_ATTR[lcName]) {
|
1136 | if (
|
1137 |
|
1138 |
|
1139 | _basicCustomElementTest(lcTag) && (CUSTOM_ELEMENT_HANDLING.tagNameCheck instanceof RegExp && regExpTest(CUSTOM_ELEMENT_HANDLING.tagNameCheck, lcTag) || CUSTOM_ELEMENT_HANDLING.tagNameCheck instanceof Function && CUSTOM_ELEMENT_HANDLING.tagNameCheck(lcTag)) && (CUSTOM_ELEMENT_HANDLING.attributeNameCheck instanceof RegExp && regExpTest(CUSTOM_ELEMENT_HANDLING.attributeNameCheck, lcName) || CUSTOM_ELEMENT_HANDLING.attributeNameCheck instanceof Function && CUSTOM_ELEMENT_HANDLING.attributeNameCheck(lcName)) ||
|
1140 |
|
1141 | lcName === 'is' && CUSTOM_ELEMENT_HANDLING.allowCustomizedBuiltInElements && (CUSTOM_ELEMENT_HANDLING.tagNameCheck instanceof RegExp && regExpTest(CUSTOM_ELEMENT_HANDLING.tagNameCheck, value) || CUSTOM_ELEMENT_HANDLING.tagNameCheck instanceof Function && CUSTOM_ELEMENT_HANDLING.tagNameCheck(value))) ; else {
|
1142 | return false;
|
1143 | }
|
1144 |
|
1145 |
|
1146 | } else if (URI_SAFE_ATTRIBUTES[lcName]) ; else if (regExpTest(IS_ALLOWED_URI$1, stringReplace(value, ATTR_WHITESPACE$1, ''))) ; else if ((lcName === 'src' || lcName === 'xlink:href' || lcName === 'href') && lcTag !== 'script' && stringIndexOf(value, 'data:') === 0 && DATA_URI_TAGS[lcTag]) ; else if (ALLOW_UNKNOWN_PROTOCOLS && !regExpTest(IS_SCRIPT_OR_DATA$1, stringReplace(value, ATTR_WHITESPACE$1, ''))) ; else if (!value) ; else {
|
1147 | return false;
|
1148 | }
|
1149 |
|
1150 | return true;
|
1151 | };
|
1152 | |
1153 |
|
1154 |
|
1155 |
|
1156 |
|
1157 |
|
1158 |
|
1159 |
|
1160 | var _basicCustomElementTest = function _basicCustomElementTest(tagName) {
|
1161 | return tagName.indexOf('-') > 0;
|
1162 | };
|
1163 | |
1164 |
|
1165 |
|
1166 |
|
1167 |
|
1168 |
|
1169 |
|
1170 |
|
1171 |
|
1172 |
|
1173 |
|
1174 |
|
1175 | var _sanitizeAttributes = function _sanitizeAttributes(currentNode) {
|
1176 | var attr;
|
1177 | var value;
|
1178 | var lcName;
|
1179 | var l;
|
1180 |
|
1181 |
|
1182 | _executeHook('beforeSanitizeAttributes', currentNode, null);
|
1183 |
|
1184 | var attributes = currentNode.attributes;
|
1185 |
|
1186 |
|
1187 | if (!attributes) {
|
1188 | return;
|
1189 | }
|
1190 |
|
1191 | var hookEvent = {
|
1192 | attrName: '',
|
1193 | attrValue: '',
|
1194 | keepAttr: true,
|
1195 | allowedAttributes: ALLOWED_ATTR
|
1196 | };
|
1197 | l = attributes.length;
|
1198 |
|
1199 |
|
1200 | while (l--) {
|
1201 | attr = attributes[l];
|
1202 | var _attr = attr,
|
1203 | name = _attr.name,
|
1204 | namespaceURI = _attr.namespaceURI;
|
1205 | value = name === 'value' ? attr.value : stringTrim(attr.value);
|
1206 | lcName = transformCaseFunc(name);
|
1207 |
|
1208 |
|
1209 | hookEvent.attrName = lcName;
|
1210 | hookEvent.attrValue = value;
|
1211 | hookEvent.keepAttr = true;
|
1212 | hookEvent.forceKeepAttr = undefined;
|
1213 |
|
1214 | _executeHook('uponSanitizeAttribute', currentNode, hookEvent);
|
1215 |
|
1216 | value = hookEvent.attrValue;
|
1217 |
|
1218 |
|
1219 | if (hookEvent.forceKeepAttr) {
|
1220 | continue;
|
1221 | }
|
1222 |
|
1223 |
|
1224 |
|
1225 | _removeAttribute(name, currentNode);
|
1226 |
|
1227 |
|
1228 |
|
1229 | if (!hookEvent.keepAttr) {
|
1230 | continue;
|
1231 | }
|
1232 |
|
1233 |
|
1234 |
|
1235 | if (regExpTest(/\/>/i, value)) {
|
1236 | _removeAttribute(name, currentNode);
|
1237 |
|
1238 | continue;
|
1239 | }
|
1240 |
|
1241 |
|
1242 |
|
1243 | if (SAFE_FOR_TEMPLATES) {
|
1244 | value = stringReplace(value, MUSTACHE_EXPR$1, ' ');
|
1245 | value = stringReplace(value, ERB_EXPR$1, ' ');
|
1246 | }
|
1247 |
|
1248 |
|
1249 |
|
1250 | var lcTag = transformCaseFunc(currentNode.nodeName);
|
1251 |
|
1252 | if (!_isValidAttribute(lcTag, lcName, value)) {
|
1253 | continue;
|
1254 | }
|
1255 |
|
1256 |
|
1257 |
|
1258 | if (trustedTypesPolicy && _typeof(trustedTypes) === 'object' && typeof trustedTypes.getAttributeType === 'function') {
|
1259 | if (namespaceURI) ; else {
|
1260 | switch (trustedTypes.getAttributeType(lcTag, lcName)) {
|
1261 | case 'TrustedHTML':
|
1262 | value = trustedTypesPolicy.createHTML(value);
|
1263 | break;
|
1264 |
|
1265 | case 'TrustedScriptURL':
|
1266 | value = trustedTypesPolicy.createScriptURL(value);
|
1267 | break;
|
1268 | }
|
1269 | }
|
1270 | }
|
1271 |
|
1272 |
|
1273 |
|
1274 | try {
|
1275 | if (namespaceURI) {
|
1276 | currentNode.setAttributeNS(namespaceURI, name, value);
|
1277 | } else {
|
1278 |
|
1279 | currentNode.setAttribute(name, value);
|
1280 | }
|
1281 |
|
1282 | arrayPop(DOMPurify.removed);
|
1283 | } catch (_) {}
|
1284 | }
|
1285 |
|
1286 |
|
1287 |
|
1288 | _executeHook('afterSanitizeAttributes', currentNode, null);
|
1289 | };
|
1290 | |
1291 |
|
1292 |
|
1293 |
|
1294 |
|
1295 |
|
1296 |
|
1297 | var _sanitizeShadowDOM = function _sanitizeShadowDOM(fragment) {
|
1298 | var shadowNode;
|
1299 |
|
1300 | var shadowIterator = _createIterator(fragment);
|
1301 |
|
1302 |
|
1303 |
|
1304 | _executeHook('beforeSanitizeShadowDOM', fragment, null);
|
1305 |
|
1306 | while (shadowNode = shadowIterator.nextNode()) {
|
1307 |
|
1308 | _executeHook('uponSanitizeShadowNode', shadowNode, null);
|
1309 |
|
1310 |
|
1311 |
|
1312 | if (_sanitizeElements(shadowNode)) {
|
1313 | continue;
|
1314 | }
|
1315 |
|
1316 |
|
1317 |
|
1318 | if (shadowNode.content instanceof DocumentFragment) {
|
1319 | _sanitizeShadowDOM(shadowNode.content);
|
1320 | }
|
1321 |
|
1322 |
|
1323 |
|
1324 | _sanitizeAttributes(shadowNode);
|
1325 | }
|
1326 |
|
1327 |
|
1328 |
|
1329 | _executeHook('afterSanitizeShadowDOM', fragment, null);
|
1330 | };
|
1331 | |
1332 |
|
1333 |
|
1334 |
|
1335 |
|
1336 |
|
1337 |
|
1338 |
|
1339 |
|
1340 |
|
1341 | DOMPurify.sanitize = function (dirty, cfg) {
|
1342 | var body;
|
1343 | var importedNode;
|
1344 | var currentNode;
|
1345 | var oldNode;
|
1346 | var returnNode;
|
1347 | |
1348 |
|
1349 |
|
1350 |
|
1351 | IS_EMPTY_INPUT = !dirty;
|
1352 |
|
1353 | if (IS_EMPTY_INPUT) {
|
1354 | dirty = '<!-->';
|
1355 | }
|
1356 |
|
1357 |
|
1358 |
|
1359 | if (typeof dirty !== 'string' && !_isNode(dirty)) {
|
1360 |
|
1361 | if (typeof dirty.toString !== 'function') {
|
1362 | throw typeErrorCreate('toString is not a function');
|
1363 | } else {
|
1364 | dirty = dirty.toString();
|
1365 |
|
1366 | if (typeof dirty !== 'string') {
|
1367 | throw typeErrorCreate('dirty is not a string, aborting');
|
1368 | }
|
1369 | }
|
1370 | }
|
1371 |
|
1372 |
|
1373 |
|
1374 | if (!DOMPurify.isSupported) {
|
1375 | if (_typeof(window.toStaticHTML) === 'object' || typeof window.toStaticHTML === 'function') {
|
1376 | if (typeof dirty === 'string') {
|
1377 | return window.toStaticHTML(dirty);
|
1378 | }
|
1379 |
|
1380 | if (_isNode(dirty)) {
|
1381 | return window.toStaticHTML(dirty.outerHTML);
|
1382 | }
|
1383 | }
|
1384 |
|
1385 | return dirty;
|
1386 | }
|
1387 |
|
1388 |
|
1389 |
|
1390 | if (!SET_CONFIG) {
|
1391 | _parseConfig(cfg);
|
1392 | }
|
1393 |
|
1394 |
|
1395 |
|
1396 | DOMPurify.removed = [];
|
1397 |
|
1398 |
|
1399 | if (typeof dirty === 'string') {
|
1400 | IN_PLACE = false;
|
1401 | }
|
1402 |
|
1403 | if (IN_PLACE) {
|
1404 |
|
1405 | if (dirty.nodeName) {
|
1406 | var tagName = transformCaseFunc(dirty.nodeName);
|
1407 |
|
1408 | if (!ALLOWED_TAGS[tagName] || FORBID_TAGS[tagName]) {
|
1409 | throw typeErrorCreate('root node is forbidden and cannot be sanitized in-place');
|
1410 | }
|
1411 | }
|
1412 | } else if (dirty instanceof Node) {
|
1413 | |
1414 |
|
1415 | body = _initDocument('<!---->');
|
1416 | importedNode = body.ownerDocument.importNode(dirty, true);
|
1417 |
|
1418 | if (importedNode.nodeType === 1 && importedNode.nodeName === 'BODY') {
|
1419 |
|
1420 | body = importedNode;
|
1421 | } else if (importedNode.nodeName === 'HTML') {
|
1422 | body = importedNode;
|
1423 | } else {
|
1424 |
|
1425 | body.appendChild(importedNode);
|
1426 | }
|
1427 | } else {
|
1428 |
|
1429 | if (!RETURN_DOM && !SAFE_FOR_TEMPLATES && !WHOLE_DOCUMENT &&
|
1430 | dirty.indexOf('<') === -1) {
|
1431 | return trustedTypesPolicy && RETURN_TRUSTED_TYPE ? trustedTypesPolicy.createHTML(dirty) : dirty;
|
1432 | }
|
1433 |
|
1434 |
|
1435 |
|
1436 | body = _initDocument(dirty);
|
1437 |
|
1438 |
|
1439 | if (!body) {
|
1440 | return RETURN_DOM ? null : RETURN_TRUSTED_TYPE ? emptyHTML : '';
|
1441 | }
|
1442 | }
|
1443 |
|
1444 |
|
1445 |
|
1446 | if (body && FORCE_BODY) {
|
1447 | _forceRemove(body.firstChild);
|
1448 | }
|
1449 |
|
1450 |
|
1451 |
|
1452 | var nodeIterator = _createIterator(IN_PLACE ? dirty : body);
|
1453 |
|
1454 |
|
1455 |
|
1456 | while (currentNode = nodeIterator.nextNode()) {
|
1457 |
|
1458 | if (currentNode.nodeType === 3 && currentNode === oldNode) {
|
1459 | continue;
|
1460 | }
|
1461 |
|
1462 |
|
1463 |
|
1464 | if (_sanitizeElements(currentNode)) {
|
1465 | continue;
|
1466 | }
|
1467 |
|
1468 |
|
1469 |
|
1470 | if (currentNode.content instanceof DocumentFragment) {
|
1471 | _sanitizeShadowDOM(currentNode.content);
|
1472 | }
|
1473 |
|
1474 |
|
1475 |
|
1476 | _sanitizeAttributes(currentNode);
|
1477 |
|
1478 | oldNode = currentNode;
|
1479 | }
|
1480 |
|
1481 | oldNode = null;
|
1482 |
|
1483 |
|
1484 | if (IN_PLACE) {
|
1485 | return dirty;
|
1486 | }
|
1487 |
|
1488 |
|
1489 |
|
1490 | if (RETURN_DOM) {
|
1491 | if (RETURN_DOM_FRAGMENT) {
|
1492 | returnNode = createDocumentFragment.call(body.ownerDocument);
|
1493 |
|
1494 | while (body.firstChild) {
|
1495 |
|
1496 | returnNode.appendChild(body.firstChild);
|
1497 | }
|
1498 | } else {
|
1499 | returnNode = body;
|
1500 | }
|
1501 |
|
1502 | if (ALLOWED_ATTR.shadowroot) {
|
1503 | |
1504 |
|
1505 |
|
1506 |
|
1507 |
|
1508 |
|
1509 |
|
1510 | returnNode = importNode.call(originalDocument, returnNode, true);
|
1511 | }
|
1512 |
|
1513 | return returnNode;
|
1514 | }
|
1515 |
|
1516 | var serializedHTML = WHOLE_DOCUMENT ? body.outerHTML : body.innerHTML;
|
1517 |
|
1518 |
|
1519 | if (WHOLE_DOCUMENT && ALLOWED_TAGS['!doctype'] && body.ownerDocument && body.ownerDocument.doctype && body.ownerDocument.doctype.name && regExpTest(DOCTYPE_NAME, body.ownerDocument.doctype.name)) {
|
1520 | serializedHTML = '<!DOCTYPE ' + body.ownerDocument.doctype.name + '>\n' + serializedHTML;
|
1521 | }
|
1522 |
|
1523 |
|
1524 |
|
1525 | if (SAFE_FOR_TEMPLATES) {
|
1526 | serializedHTML = stringReplace(serializedHTML, MUSTACHE_EXPR$1, ' ');
|
1527 | serializedHTML = stringReplace(serializedHTML, ERB_EXPR$1, ' ');
|
1528 | }
|
1529 |
|
1530 | return trustedTypesPolicy && RETURN_TRUSTED_TYPE ? trustedTypesPolicy.createHTML(serializedHTML) : serializedHTML;
|
1531 | };
|
1532 | |
1533 |
|
1534 |
|
1535 |
|
1536 |
|
1537 |
|
1538 |
|
1539 |
|
1540 | DOMPurify.setConfig = function (cfg) {
|
1541 | _parseConfig(cfg);
|
1542 |
|
1543 | SET_CONFIG = true;
|
1544 | };
|
1545 | |
1546 |
|
1547 |
|
1548 |
|
1549 |
|
1550 |
|
1551 |
|
1552 | DOMPurify.clearConfig = function () {
|
1553 | CONFIG = null;
|
1554 | SET_CONFIG = false;
|
1555 | };
|
1556 | |
1557 |
|
1558 |
|
1559 |
|
1560 |
|
1561 |
|
1562 |
|
1563 |
|
1564 |
|
1565 |
|
1566 |
|
1567 |
|
1568 | DOMPurify.isValidAttribute = function (tag, attr, value) {
|
1569 |
|
1570 | if (!CONFIG) {
|
1571 | _parseConfig({});
|
1572 | }
|
1573 |
|
1574 | var lcTag = transformCaseFunc(tag);
|
1575 | var lcName = transformCaseFunc(attr);
|
1576 | return _isValidAttribute(lcTag, lcName, value);
|
1577 | };
|
1578 | |
1579 |
|
1580 |
|
1581 |
|
1582 |
|
1583 |
|
1584 |
|
1585 |
|
1586 |
|
1587 | DOMPurify.addHook = function (entryPoint, hookFunction) {
|
1588 | if (typeof hookFunction !== 'function') {
|
1589 | return;
|
1590 | }
|
1591 |
|
1592 | hooks[entryPoint] = hooks[entryPoint] || [];
|
1593 | arrayPush(hooks[entryPoint], hookFunction);
|
1594 | };
|
1595 | |
1596 |
|
1597 |
|
1598 |
|
1599 |
|
1600 |
|
1601 |
|
1602 |
|
1603 |
|
1604 |
|
1605 | DOMPurify.removeHook = function (entryPoint) {
|
1606 | if (hooks[entryPoint]) {
|
1607 | return arrayPop(hooks[entryPoint]);
|
1608 | }
|
1609 | };
|
1610 | |
1611 |
|
1612 |
|
1613 |
|
1614 |
|
1615 |
|
1616 |
|
1617 |
|
1618 | DOMPurify.removeHooks = function (entryPoint) {
|
1619 | if (hooks[entryPoint]) {
|
1620 | hooks[entryPoint] = [];
|
1621 | }
|
1622 | };
|
1623 | |
1624 |
|
1625 |
|
1626 |
|
1627 |
|
1628 |
|
1629 |
|
1630 | DOMPurify.removeAllHooks = function () {
|
1631 | hooks = {};
|
1632 | };
|
1633 |
|
1634 | return DOMPurify;
|
1635 | }
|
1636 |
|
1637 | var purify = createDOMPurify();
|
1638 |
|
1639 | module.exports = purify;
|
1640 |
|