1 |
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2 |
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3 | function _typeof(obj) {
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4 | "@babel/helpers - typeof";
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5 |
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6 | return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) {
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7 | return typeof obj;
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8 | } : function (obj) {
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9 | return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
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10 | }, _typeof(obj);
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11 | }
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12 |
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13 | function _setPrototypeOf(o, p) {
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14 | _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {
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15 | o.__proto__ = p;
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16 | return o;
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17 | };
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18 |
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19 | return _setPrototypeOf(o, p);
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20 | }
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21 |
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22 | function _isNativeReflectConstruct() {
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23 | if (typeof Reflect === "undefined" || !Reflect.construct) return false;
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24 | if (Reflect.construct.sham) return false;
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25 | if (typeof Proxy === "function") return true;
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26 |
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27 | try {
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28 | Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {}));
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29 | return true;
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30 | } catch (e) {
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31 | return false;
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32 | }
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33 | }
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34 |
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35 | function _construct(Parent, args, Class) {
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36 | if (_isNativeReflectConstruct()) {
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37 | _construct = Reflect.construct;
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38 | } else {
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39 | _construct = function _construct(Parent, args, Class) {
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40 | var a = [null];
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41 | a.push.apply(a, args);
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42 | var Constructor = Function.bind.apply(Parent, a);
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43 | var instance = new Constructor();
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44 | if (Class) _setPrototypeOf(instance, Class.prototype);
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45 | return instance;
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46 | };
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47 | }
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48 |
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49 | return _construct.apply(null, arguments);
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50 | }
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51 |
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52 | function _toConsumableArray(arr) {
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53 | return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread();
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54 | }
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55 |
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56 | function _arrayWithoutHoles(arr) {
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57 | if (Array.isArray(arr)) return _arrayLikeToArray(arr);
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58 | }
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59 |
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60 | function _iterableToArray(iter) {
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61 | if (typeof Symbol !== "undefined" && iter[Symbol.iterator] != null || iter["@@iterator"] != null) return Array.from(iter);
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62 | }
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63 |
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64 | function _unsupportedIterableToArray(o, minLen) {
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65 | if (!o) return;
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66 | if (typeof o === "string") return _arrayLikeToArray(o, minLen);
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67 | var n = Object.prototype.toString.call(o).slice(8, -1);
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68 | if (n === "Object" && o.constructor) n = o.constructor.name;
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69 | if (n === "Map" || n === "Set") return Array.from(o);
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70 | if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen);
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71 | }
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72 |
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73 | function _arrayLikeToArray(arr, len) {
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74 | if (len == null || len > arr.length) len = arr.length;
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75 |
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76 | for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i];
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77 |
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78 | return arr2;
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79 | }
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80 |
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81 | function _nonIterableSpread() {
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82 | 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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83 | }
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84 |
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85 | var hasOwnProperty = Object.hasOwnProperty,
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86 | setPrototypeOf = Object.setPrototypeOf,
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87 | isFrozen = Object.isFrozen,
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88 | getPrototypeOf = Object.getPrototypeOf,
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89 | getOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;
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90 | var freeze = Object.freeze,
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91 | seal = Object.seal,
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92 | create = Object.create;
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93 |
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94 | var _ref = typeof Reflect !== 'undefined' && Reflect,
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95 | apply = _ref.apply,
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96 | construct = _ref.construct;
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97 |
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98 | if (!apply) {
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99 | apply = function apply(fun, thisValue, args) {
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100 | return fun.apply(thisValue, args);
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101 | };
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102 | }
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103 |
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104 | if (!freeze) {
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105 | freeze = function freeze(x) {
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106 | return x;
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107 | };
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108 | }
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109 |
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110 | if (!seal) {
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111 | seal = function seal(x) {
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112 | return x;
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113 | };
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114 | }
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115 |
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116 | if (!construct) {
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117 | construct = function construct(Func, args) {
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118 | return _construct(Func, _toConsumableArray(args));
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119 | };
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120 | }
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121 |
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122 | var arrayForEach = unapply(Array.prototype.forEach);
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123 | var arrayPop = unapply(Array.prototype.pop);
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124 | var arrayPush = unapply(Array.prototype.push);
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125 | var stringToLowerCase = unapply(String.prototype.toLowerCase);
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126 | var stringMatch = unapply(String.prototype.match);
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127 | var stringReplace = unapply(String.prototype.replace);
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128 | var stringIndexOf = unapply(String.prototype.indexOf);
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129 | var stringTrim = unapply(String.prototype.trim);
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130 | var regExpTest = unapply(RegExp.prototype.test);
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131 | var typeErrorCreate = unconstruct(TypeError);
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132 | function unapply(func) {
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133 | return function (thisArg) {
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134 | for (var _len = arguments.length, args = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
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135 | args[_key - 1] = arguments[_key];
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136 | }
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137 |
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138 | return apply(func, thisArg, args);
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139 | };
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140 | }
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141 | function unconstruct(func) {
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142 | return function () {
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143 | for (var _len2 = arguments.length, args = new Array(_len2), _key2 = 0; _key2 < _len2; _key2++) {
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144 | args[_key2] = arguments[_key2];
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145 | }
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146 |
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147 | return construct(func, args);
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148 | };
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149 | }
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150 |
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151 |
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152 | function addToSet(set, array, transformCaseFunc) {
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153 | transformCaseFunc = transformCaseFunc ? transformCaseFunc : stringToLowerCase;
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154 |
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155 | if (setPrototypeOf) {
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156 |
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157 |
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158 |
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159 | setPrototypeOf(set, null);
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160 | }
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161 |
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162 | var l = array.length;
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163 |
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164 | while (l--) {
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165 | var element = array[l];
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166 |
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167 | if (typeof element === 'string') {
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168 | var lcElement = transformCaseFunc(element);
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169 |
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170 | if (lcElement !== element) {
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171 |
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172 | if (!isFrozen(array)) {
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173 | array[l] = lcElement;
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174 | }
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175 |
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176 | element = lcElement;
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177 | }
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178 | }
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179 |
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180 | set[element] = true;
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181 | }
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182 |
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183 | return set;
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184 | }
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185 | /* Shallow clone an object */
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186 |
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187 | function clone(object) {
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188 | var newObject = create(null);
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189 | var property;
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190 |
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191 | for (property in object) {
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192 | if (apply(hasOwnProperty, object, [property])) {
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193 | newObject[property] = object[property];
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194 | }
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195 | }
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196 |
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197 | return newObject;
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198 | }
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199 |
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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 | function lookupGetter(object, prop) {
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205 | while (object !== null) {
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206 | var desc = getOwnPropertyDescriptor(object, prop);
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207 |
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208 | if (desc) {
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209 | if (desc.get) {
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210 | return unapply(desc.get);
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211 | }
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212 |
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213 | if (typeof desc.value === 'function') {
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214 | return unapply(desc.value);
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215 | }
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216 | }
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217 |
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218 | object = getPrototypeOf(object);
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219 | }
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220 |
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221 | function fallbackValue(element) {
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222 | console.warn('fallback value for', element);
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223 | return null;
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224 | }
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225 |
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226 | return fallbackValue;
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227 | }
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228 |
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229 | 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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230 |
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231 | 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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232 | 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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233 |
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234 |
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235 |
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236 |
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237 | 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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238 | 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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239 |
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240 |
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241 | var mathMlDisallowed = freeze(['maction', 'maligngroup', 'malignmark', 'mlongdiv', 'mscarries', 'mscarry', 'msgroup', 'mstack', 'msline', 'msrow', 'semantics', 'annotation', 'annotation-xml', 'mprescripts', 'none']);
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242 | var text = freeze(['#text']);
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243 |
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244 | 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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245 | 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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246 | 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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247 | var xml = freeze(['xlink:href', 'xml:id', 'xlink:title', 'xml:space', 'xmlns:xlink']);
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248 |
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249 | var MUSTACHE_EXPR = seal(/\{\{[\w\W]*|[\w\W]*\}\}/gm);
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250 |
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251 | var ERB_EXPR = seal(/<%[\w\W]*|[\w\W]*%>/gm);
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252 | var DATA_ATTR = seal(/^data-[\-\w.\u00B7-\uFFFF]/);
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253 |
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254 | var ARIA_ATTR = seal(/^aria-[\-\w]+$/);
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255 |
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256 | var IS_ALLOWED_URI = seal(/^(?:(?:(?:f|ht)tps?|mailto|tel|callto|cid|xmpp):|[^a-z]|[a-z+.\-]+(?:[^a-z+.\-:]|$))/i
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257 | );
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258 | var IS_SCRIPT_OR_DATA = seal(/^(?:\w+script|data):/i);
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259 | var ATTR_WHITESPACE = seal(/[\u0000-\u0020\u00A0\u1680\u180E\u2000-\u2029\u205F\u3000]/g
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260 | );
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261 | var DOCTYPE_NAME = seal(/^html$/i);
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262 |
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263 | var getGlobal = function getGlobal() {
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264 | return typeof window === 'undefined' ? null : window;
|
265 | };
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266 |
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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 | var _createTrustedTypesPolicy = function _createTrustedTypesPolicy(trustedTypes, document) {
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277 | if (_typeof(trustedTypes) !== 'object' || typeof trustedTypes.createPolicy !== 'function') {
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278 | return null;
|
279 | }
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280 |
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281 |
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282 |
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283 |
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284 | var suffix = null;
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285 | var ATTR_NAME = 'data-tt-policy-suffix';
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286 |
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287 | if (document.currentScript && document.currentScript.hasAttribute(ATTR_NAME)) {
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288 | suffix = document.currentScript.getAttribute(ATTR_NAME);
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289 | }
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290 |
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291 | var policyName = 'dompurify' + (suffix ? '#' + suffix : '');
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292 |
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293 | try {
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294 | return trustedTypes.createPolicy(policyName, {
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295 | createHTML: function createHTML(html) {
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296 | return html;
|
297 | },
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298 | createScriptURL: function createScriptURL(scriptUrl) {
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299 | return scriptUrl;
|
300 | }
|
301 | });
|
302 | } catch (_) {
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303 |
|
304 |
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305 |
|
306 | console.warn('TrustedTypes policy ' + policyName + ' could not be created.');
|
307 | return null;
|
308 | }
|
309 | };
|
310 |
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311 | function createDOMPurify() {
|
312 | var window = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : getGlobal();
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313 |
|
314 | var DOMPurify = function DOMPurify(root) {
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315 | return createDOMPurify(root);
|
316 | };
|
317 | |
318 |
|
319 |
|
320 |
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321 |
|
322 |
|
323 | DOMPurify.version = '2.4.0';
|
324 | |
325 |
|
326 |
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327 |
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328 |
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329 | DOMPurify.removed = [];
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330 |
|
331 | if (!window || !window.document || window.document.nodeType !== 9) {
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332 |
|
333 |
|
334 | DOMPurify.isSupported = false;
|
335 | return DOMPurify;
|
336 | }
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337 |
|
338 | var originalDocument = window.document;
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339 | var document = window.document;
|
340 | var DocumentFragment = window.DocumentFragment,
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341 | HTMLTemplateElement = window.HTMLTemplateElement,
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342 | Node = window.Node,
|
343 | Element = window.Element,
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344 | NodeFilter = window.NodeFilter,
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345 | _window$NamedNodeMap = window.NamedNodeMap,
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346 | NamedNodeMap = _window$NamedNodeMap === void 0 ? window.NamedNodeMap || window.MozNamedAttrMap : _window$NamedNodeMap,
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347 | HTMLFormElement = window.HTMLFormElement,
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348 | DOMParser = window.DOMParser,
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349 | trustedTypes = window.trustedTypes;
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350 | var ElementPrototype = Element.prototype;
|
351 | var cloneNode = lookupGetter(ElementPrototype, 'cloneNode');
|
352 | var getNextSibling = lookupGetter(ElementPrototype, 'nextSibling');
|
353 | var getChildNodes = lookupGetter(ElementPrototype, 'childNodes');
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354 | var getParentNode = lookupGetter(ElementPrototype, 'parentNode');
|
355 |
|
356 |
|
357 |
|
358 |
|
359 |
|
360 |
|
361 | if (typeof HTMLTemplateElement === 'function') {
|
362 | var template = document.createElement('template');
|
363 |
|
364 | if (template.content && template.content.ownerDocument) {
|
365 | document = template.content.ownerDocument;
|
366 | }
|
367 | }
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368 |
|
369 | var trustedTypesPolicy = _createTrustedTypesPolicy(trustedTypes, originalDocument);
|
370 |
|
371 | var emptyHTML = trustedTypesPolicy ? trustedTypesPolicy.createHTML('') : '';
|
372 | var _document = document,
|
373 | implementation = _document.implementation,
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374 | createNodeIterator = _document.createNodeIterator,
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375 | createDocumentFragment = _document.createDocumentFragment,
|
376 | getElementsByTagName = _document.getElementsByTagName;
|
377 | var importNode = originalDocument.importNode;
|
378 | var documentMode = {};
|
379 |
|
380 | try {
|
381 | documentMode = clone(document).documentMode ? document.documentMode : {};
|
382 | } catch (_) {}
|
383 |
|
384 | var hooks = {};
|
385 | |
386 |
|
387 |
|
388 |
|
389 | DOMPurify.isSupported = typeof getParentNode === 'function' && implementation && typeof implementation.createHTMLDocument !== 'undefined' && documentMode !== 9;
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390 | var MUSTACHE_EXPR$1 = MUSTACHE_EXPR,
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391 | ERB_EXPR$1 = ERB_EXPR,
|
392 | DATA_ATTR$1 = DATA_ATTR,
|
393 | ARIA_ATTR$1 = ARIA_ATTR,
|
394 | IS_SCRIPT_OR_DATA$1 = IS_SCRIPT_OR_DATA,
|
395 | ATTR_WHITESPACE$1 = ATTR_WHITESPACE;
|
396 | var IS_ALLOWED_URI$1 = IS_ALLOWED_URI;
|
397 | |
398 |
|
399 |
|
400 |
|
401 |
|
402 |
|
403 |
|
404 | var ALLOWED_TAGS = null;
|
405 | var DEFAULT_ALLOWED_TAGS = addToSet({}, [].concat(_toConsumableArray(html$1), _toConsumableArray(svg$1), _toConsumableArray(svgFilters), _toConsumableArray(mathMl$1), _toConsumableArray(text)));
|
406 |
|
407 |
|
408 | var ALLOWED_ATTR = null;
|
409 | var DEFAULT_ALLOWED_ATTR = addToSet({}, [].concat(_toConsumableArray(html), _toConsumableArray(svg), _toConsumableArray(mathMl), _toConsumableArray(xml)));
|
410 | |
411 |
|
412 |
|
413 |
|
414 |
|
415 |
|
416 |
|
417 | var CUSTOM_ELEMENT_HANDLING = Object.seal(Object.create(null, {
|
418 | tagNameCheck: {
|
419 | writable: true,
|
420 | configurable: false,
|
421 | enumerable: true,
|
422 | value: null
|
423 | },
|
424 | attributeNameCheck: {
|
425 | writable: true,
|
426 | configurable: false,
|
427 | enumerable: true,
|
428 | value: null
|
429 | },
|
430 | allowCustomizedBuiltInElements: {
|
431 | writable: true,
|
432 | configurable: false,
|
433 | enumerable: true,
|
434 | value: false
|
435 | }
|
436 | }));
|
437 |
|
438 |
|
439 | var FORBID_TAGS = null;
|
440 |
|
441 |
|
442 | var FORBID_ATTR = null;
|
443 |
|
444 |
|
445 | var ALLOW_ARIA_ATTR = true;
|
446 |
|
447 |
|
448 | var ALLOW_DATA_ATTR = true;
|
449 |
|
450 |
|
451 | var ALLOW_UNKNOWN_PROTOCOLS = false;
|
452 | |
453 |
|
454 |
|
455 |
|
456 | var SAFE_FOR_TEMPLATES = false;
|
457 |
|
458 |
|
459 | var WHOLE_DOCUMENT = false;
|
460 |
|
461 |
|
462 | var SET_CONFIG = false;
|
463 | |
464 |
|
465 |
|
466 | var FORCE_BODY = false;
|
467 | |
468 |
|
469 |
|
470 |
|
471 |
|
472 | var RETURN_DOM = false;
|
473 | |
474 |
|
475 |
|
476 | var RETURN_DOM_FRAGMENT = false;
|
477 | |
478 |
|
479 |
|
480 | var RETURN_TRUSTED_TYPE = false;
|
481 | |
482 |
|
483 |
|
484 |
|
485 | var SANITIZE_DOM = true;
|
486 | |
487 |
|
488 |
|
489 |
|
490 |
|
491 |
|
492 |
|
493 |
|
494 |
|
495 |
|
496 |
|
497 |
|
498 |
|
499 |
|
500 | var SANITIZE_NAMED_PROPS = false;
|
501 | var SANITIZE_NAMED_PROPS_PREFIX = 'user-content-';
|
502 |
|
503 |
|
504 | var KEEP_CONTENT = true;
|
505 | |
506 |
|
507 |
|
508 | var IN_PLACE = false;
|
509 |
|
510 |
|
511 | var USE_PROFILES = {};
|
512 |
|
513 |
|
514 | var FORBID_CONTENTS = null;
|
515 | 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']);
|
516 |
|
517 |
|
518 | var DATA_URI_TAGS = null;
|
519 | var DEFAULT_DATA_URI_TAGS = addToSet({}, ['audio', 'video', 'img', 'source', 'image', 'track']);
|
520 |
|
521 |
|
522 | var URI_SAFE_ATTRIBUTES = null;
|
523 | var DEFAULT_URI_SAFE_ATTRIBUTES = addToSet({}, ['alt', 'class', 'for', 'id', 'label', 'name', 'pattern', 'placeholder', 'role', 'summary', 'title', 'value', 'style', 'xmlns']);
|
524 | var MATHML_NAMESPACE = 'http://www.w3.org/1998/Math/MathML';
|
525 | var SVG_NAMESPACE = 'http://www.w3.org/2000/svg';
|
526 | var HTML_NAMESPACE = 'http://www.w3.org/1999/xhtml';
|
527 |
|
528 |
|
529 | var NAMESPACE = HTML_NAMESPACE;
|
530 | var IS_EMPTY_INPUT = false;
|
531 |
|
532 |
|
533 | var PARSER_MEDIA_TYPE;
|
534 | var SUPPORTED_PARSER_MEDIA_TYPES = ['application/xhtml+xml', 'text/html'];
|
535 | var DEFAULT_PARSER_MEDIA_TYPE = 'text/html';
|
536 | var transformCaseFunc;
|
537 |
|
538 |
|
539 | var CONFIG = null;
|
540 |
|
541 |
|
542 |
|
543 |
|
544 | var formElement = document.createElement('form');
|
545 |
|
546 | var isRegexOrFunction = function isRegexOrFunction(testValue) {
|
547 | return testValue instanceof RegExp || testValue instanceof Function;
|
548 | };
|
549 | |
550 |
|
551 |
|
552 |
|
553 |
|
554 |
|
555 |
|
556 |
|
557 | var _parseConfig = function _parseConfig(cfg) {
|
558 | if (CONFIG && CONFIG === cfg) {
|
559 | return;
|
560 | }
|
561 |
|
562 |
|
563 |
|
564 | if (!cfg || _typeof(cfg) !== 'object') {
|
565 | cfg = {};
|
566 | }
|
567 |
|
568 |
|
569 |
|
570 | cfg = clone(cfg);
|
571 | PARSER_MEDIA_TYPE =
|
572 | SUPPORTED_PARSER_MEDIA_TYPES.indexOf(cfg.PARSER_MEDIA_TYPE) === -1 ? PARSER_MEDIA_TYPE = DEFAULT_PARSER_MEDIA_TYPE : PARSER_MEDIA_TYPE = cfg.PARSER_MEDIA_TYPE;
|
573 |
|
574 | transformCaseFunc = PARSER_MEDIA_TYPE === 'application/xhtml+xml' ? function (x) {
|
575 | return x;
|
576 | } : stringToLowerCase;
|
577 |
|
578 |
|
579 | ALLOWED_TAGS = 'ALLOWED_TAGS' in cfg ? addToSet({}, cfg.ALLOWED_TAGS, transformCaseFunc) : DEFAULT_ALLOWED_TAGS;
|
580 | ALLOWED_ATTR = 'ALLOWED_ATTR' in cfg ? addToSet({}, cfg.ALLOWED_ATTR, transformCaseFunc) : DEFAULT_ALLOWED_ATTR;
|
581 | URI_SAFE_ATTRIBUTES = 'ADD_URI_SAFE_ATTR' in cfg ? addToSet(clone(DEFAULT_URI_SAFE_ATTRIBUTES),
|
582 | cfg.ADD_URI_SAFE_ATTR,
|
583 | transformCaseFunc
|
584 | )
|
585 | : DEFAULT_URI_SAFE_ATTRIBUTES;
|
586 | DATA_URI_TAGS = 'ADD_DATA_URI_TAGS' in cfg ? addToSet(clone(DEFAULT_DATA_URI_TAGS),
|
587 | cfg.ADD_DATA_URI_TAGS,
|
588 | transformCaseFunc
|
589 | )
|
590 | : DEFAULT_DATA_URI_TAGS;
|
591 | FORBID_CONTENTS = 'FORBID_CONTENTS' in cfg ? addToSet({}, cfg.FORBID_CONTENTS, transformCaseFunc) : DEFAULT_FORBID_CONTENTS;
|
592 | FORBID_TAGS = 'FORBID_TAGS' in cfg ? addToSet({}, cfg.FORBID_TAGS, transformCaseFunc) : {};
|
593 | FORBID_ATTR = 'FORBID_ATTR' in cfg ? addToSet({}, cfg.FORBID_ATTR, transformCaseFunc) : {};
|
594 | USE_PROFILES = 'USE_PROFILES' in cfg ? cfg.USE_PROFILES : false;
|
595 | ALLOW_ARIA_ATTR = cfg.ALLOW_ARIA_ATTR !== false;
|
596 |
|
597 | ALLOW_DATA_ATTR = cfg.ALLOW_DATA_ATTR !== false;
|
598 |
|
599 | ALLOW_UNKNOWN_PROTOCOLS = cfg.ALLOW_UNKNOWN_PROTOCOLS || false;
|
600 |
|
601 | SAFE_FOR_TEMPLATES = cfg.SAFE_FOR_TEMPLATES || false;
|
602 |
|
603 | WHOLE_DOCUMENT = cfg.WHOLE_DOCUMENT || false;
|
604 |
|
605 | RETURN_DOM = cfg.RETURN_DOM || false;
|
606 |
|
607 | RETURN_DOM_FRAGMENT = cfg.RETURN_DOM_FRAGMENT || false;
|
608 |
|
609 | RETURN_TRUSTED_TYPE = cfg.RETURN_TRUSTED_TYPE || false;
|
610 |
|
611 | FORCE_BODY = cfg.FORCE_BODY || false;
|
612 |
|
613 | SANITIZE_DOM = cfg.SANITIZE_DOM !== false;
|
614 |
|
615 | SANITIZE_NAMED_PROPS = cfg.SANITIZE_NAMED_PROPS || false;
|
616 |
|
617 | KEEP_CONTENT = cfg.KEEP_CONTENT !== false;
|
618 |
|
619 | IN_PLACE = cfg.IN_PLACE || false;
|
620 |
|
621 | IS_ALLOWED_URI$1 = cfg.ALLOWED_URI_REGEXP || IS_ALLOWED_URI$1;
|
622 | NAMESPACE = cfg.NAMESPACE || HTML_NAMESPACE;
|
623 |
|
624 | if (cfg.CUSTOM_ELEMENT_HANDLING && isRegexOrFunction(cfg.CUSTOM_ELEMENT_HANDLING.tagNameCheck)) {
|
625 | CUSTOM_ELEMENT_HANDLING.tagNameCheck = cfg.CUSTOM_ELEMENT_HANDLING.tagNameCheck;
|
626 | }
|
627 |
|
628 | if (cfg.CUSTOM_ELEMENT_HANDLING && isRegexOrFunction(cfg.CUSTOM_ELEMENT_HANDLING.attributeNameCheck)) {
|
629 | CUSTOM_ELEMENT_HANDLING.attributeNameCheck = cfg.CUSTOM_ELEMENT_HANDLING.attributeNameCheck;
|
630 | }
|
631 |
|
632 | if (cfg.CUSTOM_ELEMENT_HANDLING && typeof cfg.CUSTOM_ELEMENT_HANDLING.allowCustomizedBuiltInElements === 'boolean') {
|
633 | CUSTOM_ELEMENT_HANDLING.allowCustomizedBuiltInElements = cfg.CUSTOM_ELEMENT_HANDLING.allowCustomizedBuiltInElements;
|
634 | }
|
635 |
|
636 | if (SAFE_FOR_TEMPLATES) {
|
637 | ALLOW_DATA_ATTR = false;
|
638 | }
|
639 |
|
640 | if (RETURN_DOM_FRAGMENT) {
|
641 | RETURN_DOM = true;
|
642 | }
|
643 |
|
644 |
|
645 |
|
646 | if (USE_PROFILES) {
|
647 | ALLOWED_TAGS = addToSet({}, _toConsumableArray(text));
|
648 | ALLOWED_ATTR = [];
|
649 |
|
650 | if (USE_PROFILES.html === true) {
|
651 | addToSet(ALLOWED_TAGS, html$1);
|
652 | addToSet(ALLOWED_ATTR, html);
|
653 | }
|
654 |
|
655 | if (USE_PROFILES.svg === true) {
|
656 | addToSet(ALLOWED_TAGS, svg$1);
|
657 | addToSet(ALLOWED_ATTR, svg);
|
658 | addToSet(ALLOWED_ATTR, xml);
|
659 | }
|
660 |
|
661 | if (USE_PROFILES.svgFilters === true) {
|
662 | addToSet(ALLOWED_TAGS, svgFilters);
|
663 | addToSet(ALLOWED_ATTR, svg);
|
664 | addToSet(ALLOWED_ATTR, xml);
|
665 | }
|
666 |
|
667 | if (USE_PROFILES.mathMl === true) {
|
668 | addToSet(ALLOWED_TAGS, mathMl$1);
|
669 | addToSet(ALLOWED_ATTR, mathMl);
|
670 | addToSet(ALLOWED_ATTR, xml);
|
671 | }
|
672 | }
|
673 |
|
674 |
|
675 |
|
676 | if (cfg.ADD_TAGS) {
|
677 | if (ALLOWED_TAGS === DEFAULT_ALLOWED_TAGS) {
|
678 | ALLOWED_TAGS = clone(ALLOWED_TAGS);
|
679 | }
|
680 |
|
681 | addToSet(ALLOWED_TAGS, cfg.ADD_TAGS, transformCaseFunc);
|
682 | }
|
683 |
|
684 | if (cfg.ADD_ATTR) {
|
685 | if (ALLOWED_ATTR === DEFAULT_ALLOWED_ATTR) {
|
686 | ALLOWED_ATTR = clone(ALLOWED_ATTR);
|
687 | }
|
688 |
|
689 | addToSet(ALLOWED_ATTR, cfg.ADD_ATTR, transformCaseFunc);
|
690 | }
|
691 |
|
692 | if (cfg.ADD_URI_SAFE_ATTR) {
|
693 | addToSet(URI_SAFE_ATTRIBUTES, cfg.ADD_URI_SAFE_ATTR, transformCaseFunc);
|
694 | }
|
695 |
|
696 | if (cfg.FORBID_CONTENTS) {
|
697 | if (FORBID_CONTENTS === DEFAULT_FORBID_CONTENTS) {
|
698 | FORBID_CONTENTS = clone(FORBID_CONTENTS);
|
699 | }
|
700 |
|
701 | addToSet(FORBID_CONTENTS, cfg.FORBID_CONTENTS, transformCaseFunc);
|
702 | }
|
703 |
|
704 |
|
705 |
|
706 | if (KEEP_CONTENT) {
|
707 | ALLOWED_TAGS['#text'] = true;
|
708 | }
|
709 |
|
710 |
|
711 |
|
712 | if (WHOLE_DOCUMENT) {
|
713 | addToSet(ALLOWED_TAGS, ['html', 'head', 'body']);
|
714 | }
|
715 |
|
716 |
|
717 |
|
718 | if (ALLOWED_TAGS.table) {
|
719 | addToSet(ALLOWED_TAGS, ['tbody']);
|
720 | delete FORBID_TAGS.tbody;
|
721 | }
|
722 |
|
723 |
|
724 |
|
725 | if (freeze) {
|
726 | freeze(cfg);
|
727 | }
|
728 |
|
729 | CONFIG = cfg;
|
730 | };
|
731 |
|
732 | var MATHML_TEXT_INTEGRATION_POINTS = addToSet({}, ['mi', 'mo', 'mn', 'ms', 'mtext']);
|
733 | var HTML_INTEGRATION_POINTS = addToSet({}, ['foreignobject', 'desc', 'title', 'annotation-xml']);
|
734 |
|
735 |
|
736 |
|
737 |
|
738 | var COMMON_SVG_AND_HTML_ELEMENTS = addToSet({}, ['title', 'style', 'font', 'a', 'script']);
|
739 | |
740 |
|
741 |
|
742 |
|
743 | var ALL_SVG_TAGS = addToSet({}, svg$1);
|
744 | addToSet(ALL_SVG_TAGS, svgFilters);
|
745 | addToSet(ALL_SVG_TAGS, svgDisallowed);
|
746 | var ALL_MATHML_TAGS = addToSet({}, mathMl$1);
|
747 | addToSet(ALL_MATHML_TAGS, mathMlDisallowed);
|
748 | |
749 |
|
750 |
|
751 |
|
752 |
|
753 |
|
754 |
|
755 |
|
756 |
|
757 | var _checkValidNamespace = function _checkValidNamespace(element) {
|
758 | var parent = getParentNode(element);
|
759 |
|
760 |
|
761 | if (!parent || !parent.tagName) {
|
762 | parent = {
|
763 | namespaceURI: HTML_NAMESPACE,
|
764 | tagName: 'template'
|
765 | };
|
766 | }
|
767 |
|
768 | var tagName = stringToLowerCase(element.tagName);
|
769 | var parentTagName = stringToLowerCase(parent.tagName);
|
770 |
|
771 | if (element.namespaceURI === SVG_NAMESPACE) {
|
772 |
|
773 |
|
774 |
|
775 | if (parent.namespaceURI === HTML_NAMESPACE) {
|
776 | return tagName === 'svg';
|
777 | }
|
778 |
|
779 |
|
780 |
|
781 |
|
782 | if (parent.namespaceURI === MATHML_NAMESPACE) {
|
783 | return tagName === 'svg' && (parentTagName === 'annotation-xml' || MATHML_TEXT_INTEGRATION_POINTS[parentTagName]);
|
784 | }
|
785 |
|
786 |
|
787 |
|
788 | return Boolean(ALL_SVG_TAGS[tagName]);
|
789 | }
|
790 |
|
791 | if (element.namespaceURI === MATHML_NAMESPACE) {
|
792 |
|
793 |
|
794 |
|
795 | if (parent.namespaceURI === HTML_NAMESPACE) {
|
796 | return tagName === 'math';
|
797 | }
|
798 |
|
799 |
|
800 |
|
801 | if (parent.namespaceURI === SVG_NAMESPACE) {
|
802 | return tagName === 'math' && HTML_INTEGRATION_POINTS[parentTagName];
|
803 | }
|
804 |
|
805 |
|
806 |
|
807 | return Boolean(ALL_MATHML_TAGS[tagName]);
|
808 | }
|
809 |
|
810 | if (element.namespaceURI === HTML_NAMESPACE) {
|
811 |
|
812 |
|
813 |
|
814 | if (parent.namespaceURI === SVG_NAMESPACE && !HTML_INTEGRATION_POINTS[parentTagName]) {
|
815 | return false;
|
816 | }
|
817 |
|
818 | if (parent.namespaceURI === MATHML_NAMESPACE && !MATHML_TEXT_INTEGRATION_POINTS[parentTagName]) {
|
819 | return false;
|
820 | }
|
821 |
|
822 |
|
823 |
|
824 | return !ALL_MATHML_TAGS[tagName] && (COMMON_SVG_AND_HTML_ELEMENTS[tagName] || !ALL_SVG_TAGS[tagName]);
|
825 | }
|
826 |
|
827 |
|
828 |
|
829 |
|
830 | return false;
|
831 | };
|
832 | |
833 |
|
834 |
|
835 |
|
836 |
|
837 |
|
838 |
|
839 | var _forceRemove = function _forceRemove(node) {
|
840 | arrayPush(DOMPurify.removed, {
|
841 | element: node
|
842 | });
|
843 |
|
844 | try {
|
845 |
|
846 | node.parentNode.removeChild(node);
|
847 | } catch (_) {
|
848 | try {
|
849 | node.outerHTML = emptyHTML;
|
850 | } catch (_) {
|
851 | node.remove();
|
852 | }
|
853 | }
|
854 | };
|
855 | |
856 |
|
857 |
|
858 |
|
859 |
|
860 |
|
861 |
|
862 |
|
863 | var _removeAttribute = function _removeAttribute(name, node) {
|
864 | try {
|
865 | arrayPush(DOMPurify.removed, {
|
866 | attribute: node.getAttributeNode(name),
|
867 | from: node
|
868 | });
|
869 | } catch (_) {
|
870 | arrayPush(DOMPurify.removed, {
|
871 | attribute: null,
|
872 | from: node
|
873 | });
|
874 | }
|
875 |
|
876 | node.removeAttribute(name);
|
877 |
|
878 | if (name === 'is' && !ALLOWED_ATTR[name]) {
|
879 | if (RETURN_DOM || RETURN_DOM_FRAGMENT) {
|
880 | try {
|
881 | _forceRemove(node);
|
882 | } catch (_) {}
|
883 | } else {
|
884 | try {
|
885 | node.setAttribute(name, '');
|
886 | } catch (_) {}
|
887 | }
|
888 | }
|
889 | };
|
890 | |
891 |
|
892 |
|
893 |
|
894 |
|
895 |
|
896 |
|
897 |
|
898 | var _initDocument = function _initDocument(dirty) {
|
899 |
|
900 | var doc;
|
901 | var leadingWhitespace;
|
902 |
|
903 | if (FORCE_BODY) {
|
904 | dirty = '<remove></remove>' + dirty;
|
905 | } else {
|
906 |
|
907 | var matches = stringMatch(dirty, /^[\r\n\t ]+/);
|
908 | leadingWhitespace = matches && matches[0];
|
909 | }
|
910 |
|
911 | if (PARSER_MEDIA_TYPE === 'application/xhtml+xml') {
|
912 |
|
913 | dirty = '<html xmlns="http://www.w3.org/1999/xhtml"><head></head><body>' + dirty + '</body></html>';
|
914 | }
|
915 |
|
916 | var dirtyPayload = trustedTypesPolicy ? trustedTypesPolicy.createHTML(dirty) : dirty;
|
917 | |
918 |
|
919 |
|
920 |
|
921 |
|
922 | if (NAMESPACE === HTML_NAMESPACE) {
|
923 | try {
|
924 | doc = new DOMParser().parseFromString(dirtyPayload, PARSER_MEDIA_TYPE);
|
925 | } catch (_) {}
|
926 | }
|
927 |
|
928 |
|
929 |
|
930 | if (!doc || !doc.documentElement) {
|
931 | doc = implementation.createDocument(NAMESPACE, 'template', null);
|
932 |
|
933 | try {
|
934 | doc.documentElement.innerHTML = IS_EMPTY_INPUT ? '' : dirtyPayload;
|
935 | } catch (_) {
|
936 | }
|
937 | }
|
938 |
|
939 | var body = doc.body || doc.documentElement;
|
940 |
|
941 | if (dirty && leadingWhitespace) {
|
942 | body.insertBefore(document.createTextNode(leadingWhitespace), body.childNodes[0] || null);
|
943 | }
|
944 |
|
945 |
|
946 |
|
947 | if (NAMESPACE === HTML_NAMESPACE) {
|
948 | return getElementsByTagName.call(doc, WHOLE_DOCUMENT ? 'html' : 'body')[0];
|
949 | }
|
950 |
|
951 | return WHOLE_DOCUMENT ? doc.documentElement : body;
|
952 | };
|
953 | |
954 |
|
955 |
|
956 |
|
957 |
|
958 |
|
959 |
|
960 |
|
961 | var _createIterator = function _createIterator(root) {
|
962 | return createNodeIterator.call(root.ownerDocument || root, root,
|
963 | NodeFilter.SHOW_ELEMENT | NodeFilter.SHOW_COMMENT | NodeFilter.SHOW_TEXT, null, false);
|
964 | };
|
965 | |
966 |
|
967 |
|
968 |
|
969 |
|
970 |
|
971 |
|
972 |
|
973 | var _isClobbered = function _isClobbered(elm) {
|
974 | 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');
|
975 | };
|
976 | |
977 |
|
978 |
|
979 |
|
980 |
|
981 |
|
982 |
|
983 |
|
984 | var _isNode = function _isNode(object) {
|
985 | return _typeof(Node) === 'object' ? object instanceof Node : object && _typeof(object) === 'object' && typeof object.nodeType === 'number' && typeof object.nodeName === 'string';
|
986 | };
|
987 | |
988 |
|
989 |
|
990 |
|
991 |
|
992 |
|
993 |
|
994 |
|
995 |
|
996 |
|
997 | var _executeHook = function _executeHook(entryPoint, currentNode, data) {
|
998 | if (!hooks[entryPoint]) {
|
999 | return;
|
1000 | }
|
1001 |
|
1002 | arrayForEach(hooks[entryPoint], function (hook) {
|
1003 | hook.call(DOMPurify, currentNode, data, CONFIG);
|
1004 | });
|
1005 | };
|
1006 | |
1007 |
|
1008 |
|
1009 |
|
1010 |
|
1011 |
|
1012 |
|
1013 |
|
1014 |
|
1015 |
|
1016 |
|
1017 |
|
1018 | var _sanitizeElements = function _sanitizeElements(currentNode) {
|
1019 | var content;
|
1020 |
|
1021 |
|
1022 | _executeHook('beforeSanitizeElements', currentNode, null);
|
1023 |
|
1024 |
|
1025 |
|
1026 | if (_isClobbered(currentNode)) {
|
1027 | _forceRemove(currentNode);
|
1028 |
|
1029 | return true;
|
1030 | }
|
1031 |
|
1032 |
|
1033 |
|
1034 | if (regExpTest(/[\u0080-\uFFFF]/, currentNode.nodeName)) {
|
1035 | _forceRemove(currentNode);
|
1036 |
|
1037 | return true;
|
1038 | }
|
1039 |
|
1040 |
|
1041 |
|
1042 | var tagName = transformCaseFunc(currentNode.nodeName);
|
1043 |
|
1044 |
|
1045 | _executeHook('uponSanitizeElement', currentNode, {
|
1046 | tagName: tagName,
|
1047 | allowedTags: ALLOWED_TAGS
|
1048 | });
|
1049 |
|
1050 |
|
1051 |
|
1052 | if (currentNode.hasChildNodes() && !_isNode(currentNode.firstElementChild) && (!_isNode(currentNode.content) || !_isNode(currentNode.content.firstElementChild)) && regExpTest(/<[/\w]/g, currentNode.innerHTML) && regExpTest(/<[/\w]/g, currentNode.textContent)) {
|
1053 | _forceRemove(currentNode);
|
1054 |
|
1055 | return true;
|
1056 | }
|
1057 |
|
1058 |
|
1059 |
|
1060 | if (tagName === 'select' && regExpTest(/<template/i, currentNode.innerHTML)) {
|
1061 | _forceRemove(currentNode);
|
1062 |
|
1063 | return true;
|
1064 | }
|
1065 |
|
1066 |
|
1067 |
|
1068 | if (!ALLOWED_TAGS[tagName] || FORBID_TAGS[tagName]) {
|
1069 |
|
1070 | if (!FORBID_TAGS[tagName] && _basicCustomElementTest(tagName)) {
|
1071 | if (CUSTOM_ELEMENT_HANDLING.tagNameCheck instanceof RegExp && regExpTest(CUSTOM_ELEMENT_HANDLING.tagNameCheck, tagName)) return false;
|
1072 | if (CUSTOM_ELEMENT_HANDLING.tagNameCheck instanceof Function && CUSTOM_ELEMENT_HANDLING.tagNameCheck(tagName)) return false;
|
1073 | }
|
1074 |
|
1075 |
|
1076 |
|
1077 | if (KEEP_CONTENT && !FORBID_CONTENTS[tagName]) {
|
1078 | var parentNode = getParentNode(currentNode) || currentNode.parentNode;
|
1079 | var childNodes = getChildNodes(currentNode) || currentNode.childNodes;
|
1080 |
|
1081 | if (childNodes && parentNode) {
|
1082 | var childCount = childNodes.length;
|
1083 |
|
1084 | for (var i = childCount - 1; i >= 0; --i) {
|
1085 | parentNode.insertBefore(cloneNode(childNodes[i], true), getNextSibling(currentNode));
|
1086 | }
|
1087 | }
|
1088 | }
|
1089 |
|
1090 | _forceRemove(currentNode);
|
1091 |
|
1092 | return true;
|
1093 | }
|
1094 |
|
1095 |
|
1096 |
|
1097 | if (currentNode instanceof Element && !_checkValidNamespace(currentNode)) {
|
1098 | _forceRemove(currentNode);
|
1099 |
|
1100 | return true;
|
1101 | }
|
1102 |
|
1103 | if ((tagName === 'noscript' || tagName === 'noembed') && regExpTest(/<\/no(script|embed)/i, currentNode.innerHTML)) {
|
1104 | _forceRemove(currentNode);
|
1105 |
|
1106 | return true;
|
1107 | }
|
1108 |
|
1109 |
|
1110 |
|
1111 | if (SAFE_FOR_TEMPLATES && currentNode.nodeType === 3) {
|
1112 |
|
1113 | content = currentNode.textContent;
|
1114 | content = stringReplace(content, MUSTACHE_EXPR$1, ' ');
|
1115 | content = stringReplace(content, ERB_EXPR$1, ' ');
|
1116 |
|
1117 | if (currentNode.textContent !== content) {
|
1118 | arrayPush(DOMPurify.removed, {
|
1119 | element: currentNode.cloneNode()
|
1120 | });
|
1121 | currentNode.textContent = content;
|
1122 | }
|
1123 | }
|
1124 |
|
1125 |
|
1126 |
|
1127 | _executeHook('afterSanitizeElements', currentNode, null);
|
1128 |
|
1129 | return false;
|
1130 | };
|
1131 | |
1132 |
|
1133 |
|
1134 |
|
1135 |
|
1136 |
|
1137 |
|
1138 |
|
1139 |
|
1140 |
|
1141 |
|
1142 | var _isValidAttribute = function _isValidAttribute(lcTag, lcName, value) {
|
1143 |
|
1144 | if (SANITIZE_DOM && (lcName === 'id' || lcName === 'name') && (value in document || value in formElement)) {
|
1145 | return false;
|
1146 | }
|
1147 | |
1148 |
|
1149 |
|
1150 |
|
1151 |
|
1152 |
|
1153 | 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]) {
|
1154 | if (
|
1155 |
|
1156 |
|
1157 | _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)) ||
|
1158 |
|
1159 | 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 {
|
1160 | return false;
|
1161 | }
|
1162 |
|
1163 |
|
1164 | } 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 {
|
1165 | return false;
|
1166 | }
|
1167 |
|
1168 | return true;
|
1169 | };
|
1170 | |
1171 |
|
1172 |
|
1173 |
|
1174 |
|
1175 |
|
1176 |
|
1177 |
|
1178 | var _basicCustomElementTest = function _basicCustomElementTest(tagName) {
|
1179 | return tagName.indexOf('-') > 0;
|
1180 | };
|
1181 | |
1182 |
|
1183 |
|
1184 |
|
1185 |
|
1186 |
|
1187 |
|
1188 |
|
1189 |
|
1190 |
|
1191 |
|
1192 |
|
1193 | var _sanitizeAttributes = function _sanitizeAttributes(currentNode) {
|
1194 | var attr;
|
1195 | var value;
|
1196 | var lcName;
|
1197 | var l;
|
1198 |
|
1199 |
|
1200 | _executeHook('beforeSanitizeAttributes', currentNode, null);
|
1201 |
|
1202 | var attributes = currentNode.attributes;
|
1203 |
|
1204 |
|
1205 | if (!attributes) {
|
1206 | return;
|
1207 | }
|
1208 |
|
1209 | var hookEvent = {
|
1210 | attrName: '',
|
1211 | attrValue: '',
|
1212 | keepAttr: true,
|
1213 | allowedAttributes: ALLOWED_ATTR
|
1214 | };
|
1215 | l = attributes.length;
|
1216 |
|
1217 |
|
1218 | while (l--) {
|
1219 | attr = attributes[l];
|
1220 | var _attr = attr,
|
1221 | name = _attr.name,
|
1222 | namespaceURI = _attr.namespaceURI;
|
1223 | value = name === 'value' ? attr.value : stringTrim(attr.value);
|
1224 | lcName = transformCaseFunc(name);
|
1225 |
|
1226 |
|
1227 | hookEvent.attrName = lcName;
|
1228 | hookEvent.attrValue = value;
|
1229 | hookEvent.keepAttr = true;
|
1230 | hookEvent.forceKeepAttr = undefined;
|
1231 |
|
1232 | _executeHook('uponSanitizeAttribute', currentNode, hookEvent);
|
1233 |
|
1234 | value = hookEvent.attrValue;
|
1235 |
|
1236 |
|
1237 | if (hookEvent.forceKeepAttr) {
|
1238 | continue;
|
1239 | }
|
1240 |
|
1241 |
|
1242 |
|
1243 | _removeAttribute(name, currentNode);
|
1244 |
|
1245 |
|
1246 |
|
1247 | if (!hookEvent.keepAttr) {
|
1248 | continue;
|
1249 | }
|
1250 |
|
1251 |
|
1252 |
|
1253 | if (regExpTest(/\/>/i, value)) {
|
1254 | _removeAttribute(name, currentNode);
|
1255 |
|
1256 | continue;
|
1257 | }
|
1258 |
|
1259 |
|
1260 |
|
1261 | if (SAFE_FOR_TEMPLATES) {
|
1262 | value = stringReplace(value, MUSTACHE_EXPR$1, ' ');
|
1263 | value = stringReplace(value, ERB_EXPR$1, ' ');
|
1264 | }
|
1265 |
|
1266 |
|
1267 |
|
1268 | var lcTag = transformCaseFunc(currentNode.nodeName);
|
1269 |
|
1270 | if (!_isValidAttribute(lcTag, lcName, value)) {
|
1271 | continue;
|
1272 | }
|
1273 | |
1274 |
|
1275 |
|
1276 |
|
1277 |
|
1278 | if (SANITIZE_NAMED_PROPS && (lcName === 'id' || lcName === 'name')) {
|
1279 |
|
1280 | _removeAttribute(name, currentNode);
|
1281 |
|
1282 |
|
1283 | value = SANITIZE_NAMED_PROPS_PREFIX + value;
|
1284 | }
|
1285 |
|
1286 |
|
1287 |
|
1288 | if (trustedTypesPolicy && _typeof(trustedTypes) === 'object' && typeof trustedTypes.getAttributeType === 'function') {
|
1289 | if (namespaceURI) ; else {
|
1290 | switch (trustedTypes.getAttributeType(lcTag, lcName)) {
|
1291 | case 'TrustedHTML':
|
1292 | value = trustedTypesPolicy.createHTML(value);
|
1293 | break;
|
1294 |
|
1295 | case 'TrustedScriptURL':
|
1296 | value = trustedTypesPolicy.createScriptURL(value);
|
1297 | break;
|
1298 | }
|
1299 | }
|
1300 | }
|
1301 |
|
1302 |
|
1303 |
|
1304 | try {
|
1305 | if (namespaceURI) {
|
1306 | currentNode.setAttributeNS(namespaceURI, name, value);
|
1307 | } else {
|
1308 |
|
1309 | currentNode.setAttribute(name, value);
|
1310 | }
|
1311 |
|
1312 | arrayPop(DOMPurify.removed);
|
1313 | } catch (_) {}
|
1314 | }
|
1315 |
|
1316 |
|
1317 |
|
1318 | _executeHook('afterSanitizeAttributes', currentNode, null);
|
1319 | };
|
1320 | |
1321 |
|
1322 |
|
1323 |
|
1324 |
|
1325 |
|
1326 |
|
1327 | var _sanitizeShadowDOM = function _sanitizeShadowDOM(fragment) {
|
1328 | var shadowNode;
|
1329 |
|
1330 | var shadowIterator = _createIterator(fragment);
|
1331 |
|
1332 |
|
1333 |
|
1334 | _executeHook('beforeSanitizeShadowDOM', fragment, null);
|
1335 |
|
1336 | while (shadowNode = shadowIterator.nextNode()) {
|
1337 |
|
1338 | _executeHook('uponSanitizeShadowNode', shadowNode, null);
|
1339 |
|
1340 |
|
1341 |
|
1342 | if (_sanitizeElements(shadowNode)) {
|
1343 | continue;
|
1344 | }
|
1345 |
|
1346 |
|
1347 |
|
1348 | if (shadowNode.content instanceof DocumentFragment) {
|
1349 | _sanitizeShadowDOM(shadowNode.content);
|
1350 | }
|
1351 |
|
1352 |
|
1353 |
|
1354 | _sanitizeAttributes(shadowNode);
|
1355 | }
|
1356 |
|
1357 |
|
1358 |
|
1359 | _executeHook('afterSanitizeShadowDOM', fragment, null);
|
1360 | };
|
1361 | |
1362 |
|
1363 |
|
1364 |
|
1365 |
|
1366 |
|
1367 |
|
1368 |
|
1369 |
|
1370 |
|
1371 | DOMPurify.sanitize = function (dirty) {
|
1372 | var cfg = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
|
1373 | var body;
|
1374 | var importedNode;
|
1375 | var currentNode;
|
1376 | var oldNode;
|
1377 | var returnNode;
|
1378 | |
1379 |
|
1380 |
|
1381 |
|
1382 | IS_EMPTY_INPUT = !dirty;
|
1383 |
|
1384 | if (IS_EMPTY_INPUT) {
|
1385 | dirty = '<!-->';
|
1386 | }
|
1387 |
|
1388 |
|
1389 |
|
1390 | if (typeof dirty !== 'string' && !_isNode(dirty)) {
|
1391 |
|
1392 | if (typeof dirty.toString !== 'function') {
|
1393 | throw typeErrorCreate('toString is not a function');
|
1394 | } else {
|
1395 | dirty = dirty.toString();
|
1396 |
|
1397 | if (typeof dirty !== 'string') {
|
1398 | throw typeErrorCreate('dirty is not a string, aborting');
|
1399 | }
|
1400 | }
|
1401 | }
|
1402 |
|
1403 |
|
1404 |
|
1405 | if (!DOMPurify.isSupported) {
|
1406 | if (_typeof(window.toStaticHTML) === 'object' || typeof window.toStaticHTML === 'function') {
|
1407 | if (typeof dirty === 'string') {
|
1408 | return window.toStaticHTML(dirty);
|
1409 | }
|
1410 |
|
1411 | if (_isNode(dirty)) {
|
1412 | return window.toStaticHTML(dirty.outerHTML);
|
1413 | }
|
1414 | }
|
1415 |
|
1416 | return dirty;
|
1417 | }
|
1418 |
|
1419 |
|
1420 |
|
1421 | if (!SET_CONFIG) {
|
1422 | _parseConfig(cfg);
|
1423 | }
|
1424 |
|
1425 |
|
1426 |
|
1427 | DOMPurify.removed = [];
|
1428 |
|
1429 |
|
1430 | if (typeof dirty === 'string') {
|
1431 | IN_PLACE = false;
|
1432 | }
|
1433 |
|
1434 | if (IN_PLACE) {
|
1435 |
|
1436 | if (dirty.nodeName) {
|
1437 | var tagName = transformCaseFunc(dirty.nodeName);
|
1438 |
|
1439 | if (!ALLOWED_TAGS[tagName] || FORBID_TAGS[tagName]) {
|
1440 | throw typeErrorCreate('root node is forbidden and cannot be sanitized in-place');
|
1441 | }
|
1442 | }
|
1443 | } else if (dirty instanceof Node) {
|
1444 | |
1445 |
|
1446 | body = _initDocument('<!---->');
|
1447 | importedNode = body.ownerDocument.importNode(dirty, true);
|
1448 |
|
1449 | if (importedNode.nodeType === 1 && importedNode.nodeName === 'BODY') {
|
1450 |
|
1451 | body = importedNode;
|
1452 | } else if (importedNode.nodeName === 'HTML') {
|
1453 | body = importedNode;
|
1454 | } else {
|
1455 |
|
1456 | body.appendChild(importedNode);
|
1457 | }
|
1458 | } else {
|
1459 |
|
1460 | if (!RETURN_DOM && !SAFE_FOR_TEMPLATES && !WHOLE_DOCUMENT &&
|
1461 | dirty.indexOf('<') === -1) {
|
1462 | return trustedTypesPolicy && RETURN_TRUSTED_TYPE ? trustedTypesPolicy.createHTML(dirty) : dirty;
|
1463 | }
|
1464 |
|
1465 |
|
1466 |
|
1467 | body = _initDocument(dirty);
|
1468 |
|
1469 |
|
1470 | if (!body) {
|
1471 | return RETURN_DOM ? null : RETURN_TRUSTED_TYPE ? emptyHTML : '';
|
1472 | }
|
1473 | }
|
1474 |
|
1475 |
|
1476 |
|
1477 | if (body && FORCE_BODY) {
|
1478 | _forceRemove(body.firstChild);
|
1479 | }
|
1480 |
|
1481 |
|
1482 |
|
1483 | var nodeIterator = _createIterator(IN_PLACE ? dirty : body);
|
1484 |
|
1485 |
|
1486 |
|
1487 | while (currentNode = nodeIterator.nextNode()) {
|
1488 |
|
1489 | if (currentNode.nodeType === 3 && currentNode === oldNode) {
|
1490 | continue;
|
1491 | }
|
1492 |
|
1493 |
|
1494 |
|
1495 | if (_sanitizeElements(currentNode)) {
|
1496 | continue;
|
1497 | }
|
1498 |
|
1499 |
|
1500 |
|
1501 | if (currentNode.content instanceof DocumentFragment) {
|
1502 | _sanitizeShadowDOM(currentNode.content);
|
1503 | }
|
1504 |
|
1505 |
|
1506 |
|
1507 | _sanitizeAttributes(currentNode);
|
1508 |
|
1509 | oldNode = currentNode;
|
1510 | }
|
1511 |
|
1512 | oldNode = null;
|
1513 |
|
1514 |
|
1515 | if (IN_PLACE) {
|
1516 | return dirty;
|
1517 | }
|
1518 |
|
1519 |
|
1520 |
|
1521 | if (RETURN_DOM) {
|
1522 | if (RETURN_DOM_FRAGMENT) {
|
1523 | returnNode = createDocumentFragment.call(body.ownerDocument);
|
1524 |
|
1525 | while (body.firstChild) {
|
1526 |
|
1527 | returnNode.appendChild(body.firstChild);
|
1528 | }
|
1529 | } else {
|
1530 | returnNode = body;
|
1531 | }
|
1532 |
|
1533 | if (ALLOWED_ATTR.shadowroot) {
|
1534 | |
1535 |
|
1536 |
|
1537 |
|
1538 |
|
1539 |
|
1540 |
|
1541 | returnNode = importNode.call(originalDocument, returnNode, true);
|
1542 | }
|
1543 |
|
1544 | return returnNode;
|
1545 | }
|
1546 |
|
1547 | var serializedHTML = WHOLE_DOCUMENT ? body.outerHTML : body.innerHTML;
|
1548 |
|
1549 |
|
1550 | if (WHOLE_DOCUMENT && ALLOWED_TAGS['!doctype'] && body.ownerDocument && body.ownerDocument.doctype && body.ownerDocument.doctype.name && regExpTest(DOCTYPE_NAME, body.ownerDocument.doctype.name)) {
|
1551 | serializedHTML = '<!DOCTYPE ' + body.ownerDocument.doctype.name + '>\n' + serializedHTML;
|
1552 | }
|
1553 |
|
1554 |
|
1555 |
|
1556 | if (SAFE_FOR_TEMPLATES) {
|
1557 | serializedHTML = stringReplace(serializedHTML, MUSTACHE_EXPR$1, ' ');
|
1558 | serializedHTML = stringReplace(serializedHTML, ERB_EXPR$1, ' ');
|
1559 | }
|
1560 |
|
1561 | return trustedTypesPolicy && RETURN_TRUSTED_TYPE ? trustedTypesPolicy.createHTML(serializedHTML) : serializedHTML;
|
1562 | };
|
1563 | |
1564 |
|
1565 |
|
1566 |
|
1567 |
|
1568 |
|
1569 |
|
1570 |
|
1571 | DOMPurify.setConfig = function (cfg) {
|
1572 | _parseConfig(cfg);
|
1573 |
|
1574 | SET_CONFIG = true;
|
1575 | };
|
1576 | |
1577 |
|
1578 |
|
1579 |
|
1580 |
|
1581 |
|
1582 |
|
1583 | DOMPurify.clearConfig = function () {
|
1584 | CONFIG = null;
|
1585 | SET_CONFIG = false;
|
1586 | };
|
1587 | |
1588 |
|
1589 |
|
1590 |
|
1591 |
|
1592 |
|
1593 |
|
1594 |
|
1595 |
|
1596 |
|
1597 |
|
1598 |
|
1599 | DOMPurify.isValidAttribute = function (tag, attr, value) {
|
1600 |
|
1601 | if (!CONFIG) {
|
1602 | _parseConfig({});
|
1603 | }
|
1604 |
|
1605 | var lcTag = transformCaseFunc(tag);
|
1606 | var lcName = transformCaseFunc(attr);
|
1607 | return _isValidAttribute(lcTag, lcName, value);
|
1608 | };
|
1609 | |
1610 |
|
1611 |
|
1612 |
|
1613 |
|
1614 |
|
1615 |
|
1616 |
|
1617 |
|
1618 | DOMPurify.addHook = function (entryPoint, hookFunction) {
|
1619 | if (typeof hookFunction !== 'function') {
|
1620 | return;
|
1621 | }
|
1622 |
|
1623 | hooks[entryPoint] = hooks[entryPoint] || [];
|
1624 | arrayPush(hooks[entryPoint], hookFunction);
|
1625 | };
|
1626 | |
1627 |
|
1628 |
|
1629 |
|
1630 |
|
1631 |
|
1632 |
|
1633 |
|
1634 |
|
1635 |
|
1636 | DOMPurify.removeHook = function (entryPoint) {
|
1637 | if (hooks[entryPoint]) {
|
1638 | return arrayPop(hooks[entryPoint]);
|
1639 | }
|
1640 | };
|
1641 | |
1642 |
|
1643 |
|
1644 |
|
1645 |
|
1646 |
|
1647 |
|
1648 |
|
1649 | DOMPurify.removeHooks = function (entryPoint) {
|
1650 | if (hooks[entryPoint]) {
|
1651 | hooks[entryPoint] = [];
|
1652 | }
|
1653 | };
|
1654 | |
1655 |
|
1656 |
|
1657 |
|
1658 |
|
1659 |
|
1660 |
|
1661 | DOMPurify.removeAllHooks = function () {
|
1662 | hooks = {};
|
1663 | };
|
1664 |
|
1665 | return DOMPurify;
|
1666 | }
|
1667 |
|
1668 | var purify = createDOMPurify();
|
1669 |
|
1670 | export { purify as default };
|
1671 |
|