1 |
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2 |
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3 | (function (global, factory) {
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4 | typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
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5 | typeof define === 'function' && define.amd ? define(factory) :
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6 | (global = global || self, global.DOMPurify = factory());
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7 | }(this, function () { 'use strict';
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8 |
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9 | function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } else { return Array.from(arr); } }
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10 |
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11 | var hasOwnProperty = Object.hasOwnProperty,
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12 | setPrototypeOf = Object.setPrototypeOf,
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13 | isFrozen = Object.isFrozen,
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14 | getPrototypeOf = Object.getPrototypeOf,
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15 | getOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;
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16 | var freeze = Object.freeze,
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17 | seal = Object.seal,
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18 | create = Object.create;
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19 |
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20 | var _ref = typeof Reflect !== 'undefined' && Reflect,
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21 | apply = _ref.apply,
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22 | construct = _ref.construct;
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23 |
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24 | if (!apply) {
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25 | apply = function apply(fun, thisValue, args) {
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26 | return fun.apply(thisValue, args);
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27 | };
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28 | }
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29 |
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30 | if (!freeze) {
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31 | freeze = function freeze(x) {
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32 | return x;
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33 | };
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34 | }
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35 |
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36 | if (!seal) {
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37 | seal = function seal(x) {
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38 | return x;
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39 | };
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40 | }
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41 |
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42 | if (!construct) {
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43 | construct = function construct(Func, args) {
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44 | return new (Function.prototype.bind.apply(Func, [null].concat(_toConsumableArray(args))))();
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45 | };
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46 | }
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47 |
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48 | var arrayForEach = unapply(Array.prototype.forEach);
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49 | var arrayPop = unapply(Array.prototype.pop);
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50 | var arrayPush = unapply(Array.prototype.push);
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51 |
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52 | var stringToLowerCase = unapply(String.prototype.toLowerCase);
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53 | var stringMatch = unapply(String.prototype.match);
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54 | var stringReplace = unapply(String.prototype.replace);
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55 | var stringIndexOf = unapply(String.prototype.indexOf);
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56 | var stringTrim = unapply(String.prototype.trim);
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57 |
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58 | var regExpTest = unapply(RegExp.prototype.test);
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59 |
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60 | var typeErrorCreate = unconstruct(TypeError);
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61 |
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62 | function unapply(func) {
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63 | return function (thisArg) {
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64 | for (var _len = arguments.length, args = Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
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65 | args[_key - 1] = arguments[_key];
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66 | }
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67 |
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68 | return apply(func, thisArg, args);
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69 | };
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70 | }
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71 |
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72 | function unconstruct(func) {
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73 | return function () {
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74 | for (var _len2 = arguments.length, args = Array(_len2), _key2 = 0; _key2 < _len2; _key2++) {
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75 | args[_key2] = arguments[_key2];
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76 | }
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77 |
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78 | return construct(func, args);
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79 | };
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80 | }
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81 |
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82 |
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83 | function addToSet(set, array) {
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84 | if (setPrototypeOf) {
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85 |
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86 |
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87 |
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88 | setPrototypeOf(set, null);
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89 | }
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90 |
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91 | var l = array.length;
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92 | while (l--) {
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93 | var element = array[l];
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94 | if (typeof element === 'string') {
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95 | var lcElement = stringToLowerCase(element);
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96 | if (lcElement !== element) {
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97 |
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98 | if (!isFrozen(array)) {
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99 | array[l] = lcElement;
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100 | }
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101 |
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102 | element = lcElement;
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103 | }
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104 | }
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105 |
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106 | set[element] = true;
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107 | }
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108 |
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109 | return set;
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110 | }
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111 |
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112 | /* Shallow clone an object */
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113 | function clone(object) {
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114 | var newObject = create(null);
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115 |
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116 | var property = void 0;
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117 | for (property in object) {
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118 | if (apply(hasOwnProperty, object, [property])) {
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119 | newObject[property] = object[property];
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120 | }
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121 | }
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122 |
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123 | return newObject;
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124 | }
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125 |
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126 | |
127 |
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128 |
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129 |
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130 | function lookupGetter(object, prop) {
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131 | while (object !== null) {
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132 | var desc = getOwnPropertyDescriptor(object, prop);
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133 | if (desc) {
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134 | if (desc.get) {
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135 | return unapply(desc.get);
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136 | }
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137 |
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138 | if (typeof desc.value === 'function') {
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139 | return unapply(desc.value);
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140 | }
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141 | }
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142 |
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143 | object = getPrototypeOf(object);
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144 | }
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145 |
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146 | function fallbackValue(element) {
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147 | console.warn('fallback value for', element);
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148 | return null;
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149 | }
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150 |
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151 | return fallbackValue;
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152 | }
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153 |
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154 | var html = 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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155 |
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156 |
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157 | var svg = 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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158 |
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159 | 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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160 |
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161 |
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162 |
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163 |
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164 |
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165 | 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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166 |
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167 | var mathMl = 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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168 |
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169 |
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170 |
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171 | var mathMlDisallowed = freeze(['maction', 'maligngroup', 'malignmark', 'mlongdiv', 'mscarries', 'mscarry', 'msgroup', 'mstack', 'msline', 'msrow', 'semantics', 'annotation', 'annotation-xml', 'mprescripts', 'none']);
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172 |
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173 | var text = freeze(['#text']);
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174 |
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175 | var html$1 = 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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176 |
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177 | var svg$1 = 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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178 |
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179 | var mathMl$1 = freeze(['accent', 'accentunder', 'align', 'bevelled', 'close', 'columnsalign', 'columnlines', 'columnspan', 'denomalign', 'depth', 'dir', 'display', 'displaystyle', 'encoding', 'fence', 'frame', 'height', 'href', 'id', 'largeop', 'length', 'linethickness', 'lspace', 'lquote', 'mathbackground', 'mathcolor', 'mathsize', 'mathvariant', 'maxsize', 'minsize', 'movablelimits', 'notation', 'numalign', 'open', 'rowalign', 'rowlines', 'rowspacing', 'rowspan', 'rspace', 'rquote', 'scriptlevel', 'scriptminsize', 'scriptsizemultiplier', 'selection', 'separator', 'separators', 'stretchy', 'subscriptshift', 'supscriptshift', 'symmetric', 'voffset', 'width', 'xmlns']);
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180 |
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181 | var xml = freeze(['xlink:href', 'xml:id', 'xlink:title', 'xml:space', 'xmlns:xlink']);
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182 |
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183 |
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184 | var MUSTACHE_EXPR = seal(/\{\{[\s\S]*|[\s\S]*\}\}/gm);
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185 | var ERB_EXPR = seal(/<%[\s\S]*|[\s\S]*%>/gm);
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186 | var DATA_ATTR = seal(/^data-[\-\w.\u00B7-\uFFFF]/);
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187 | var ARIA_ATTR = seal(/^aria-[\-\w]+$/);
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188 | var IS_ALLOWED_URI = seal(/^(?:(?:(?:f|ht)tps?|mailto|tel|callto|cid|xmpp):|[^a-z]|[a-z+.\-]+(?:[^a-z+.\-:]|$))/i
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189 | );
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190 | var IS_SCRIPT_OR_DATA = seal(/^(?:\w+script|data):/i);
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191 | var ATTR_WHITESPACE = seal(/[\u0000-\u0020\u00A0\u1680\u180E\u2000-\u2029\u205F\u3000]/g
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192 | );
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193 | var DOCTYPE_NAME = seal(/^html$/i);
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194 |
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195 | var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };
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196 |
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197 | function _toConsumableArray$1(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } else { return Array.from(arr); } }
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198 |
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199 | var getGlobal = function getGlobal() {
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200 | return typeof window === 'undefined' ? null : window;
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201 | };
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202 |
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203 | |
204 |
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205 |
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206 |
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207 |
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208 |
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209 |
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210 |
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211 | var _createTrustedTypesPolicy = function _createTrustedTypesPolicy(trustedTypes, document) {
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212 | if ((typeof trustedTypes === 'undefined' ? 'undefined' : _typeof(trustedTypes)) !== 'object' || typeof trustedTypes.createPolicy !== 'function') {
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213 | return null;
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214 | }
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215 |
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216 |
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217 |
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218 |
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219 | var suffix = null;
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220 | var ATTR_NAME = 'data-tt-policy-suffix';
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221 | if (document.currentScript && document.currentScript.hasAttribute(ATTR_NAME)) {
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222 | suffix = document.currentScript.getAttribute(ATTR_NAME);
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223 | }
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224 |
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225 | var policyName = 'dompurify' + (suffix ? '#' + suffix : '');
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226 |
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227 | try {
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228 | return trustedTypes.createPolicy(policyName, {
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229 | createHTML: function createHTML(html$$1) {
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230 | return html$$1;
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231 | }
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232 | });
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233 | } catch (_) {
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234 |
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235 |
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236 |
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237 | console.warn('TrustedTypes policy ' + policyName + ' could not be created.');
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238 | return null;
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239 | }
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240 | };
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241 |
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242 | function createDOMPurify() {
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243 | var window = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : getGlobal();
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244 |
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245 | var DOMPurify = function DOMPurify(root) {
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246 | return createDOMPurify(root);
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247 | };
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248 |
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249 | |
250 |
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251 |
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252 |
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253 | DOMPurify.version = '2.3.6';
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254 |
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255 | |
256 |
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257 |
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258 |
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259 | DOMPurify.removed = [];
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260 |
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261 | if (!window || !window.document || window.document.nodeType !== 9) {
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262 |
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263 |
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264 | DOMPurify.isSupported = false;
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265 |
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266 | return DOMPurify;
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267 | }
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268 |
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269 | var originalDocument = window.document;
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270 |
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271 | var document = window.document;
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272 | var DocumentFragment = window.DocumentFragment,
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273 | HTMLTemplateElement = window.HTMLTemplateElement,
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274 | Node = window.Node,
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275 | Element = window.Element,
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276 | NodeFilter = window.NodeFilter,
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277 | _window$NamedNodeMap = window.NamedNodeMap,
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278 | NamedNodeMap = _window$NamedNodeMap === undefined ? window.NamedNodeMap || window.MozNamedAttrMap : _window$NamedNodeMap,
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279 | HTMLFormElement = window.HTMLFormElement,
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280 | DOMParser = window.DOMParser,
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281 | trustedTypes = window.trustedTypes;
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282 |
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283 |
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284 | var ElementPrototype = Element.prototype;
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285 |
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286 | var cloneNode = lookupGetter(ElementPrototype, 'cloneNode');
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287 | var getNextSibling = lookupGetter(ElementPrototype, 'nextSibling');
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288 | var getChildNodes = lookupGetter(ElementPrototype, 'childNodes');
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289 | var getParentNode = lookupGetter(ElementPrototype, 'parentNode');
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290 |
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291 |
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292 |
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293 |
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294 |
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295 |
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296 |
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297 | if (typeof HTMLTemplateElement === 'function') {
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298 | var template = document.createElement('template');
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299 | if (template.content && template.content.ownerDocument) {
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300 | document = template.content.ownerDocument;
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301 | }
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302 | }
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303 |
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304 | var trustedTypesPolicy = _createTrustedTypesPolicy(trustedTypes, originalDocument);
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305 | var emptyHTML = trustedTypesPolicy ? trustedTypesPolicy.createHTML('') : '';
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306 |
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307 | var _document = document,
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308 | implementation = _document.implementation,
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309 | createNodeIterator = _document.createNodeIterator,
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310 | createDocumentFragment = _document.createDocumentFragment,
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311 | getElementsByTagName = _document.getElementsByTagName;
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312 | var importNode = originalDocument.importNode;
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313 |
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314 |
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315 | var documentMode = {};
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316 | try {
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317 | documentMode = clone(document).documentMode ? document.documentMode : {};
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318 | } catch (_) {}
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319 |
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320 | var hooks = {};
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321 |
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322 | |
323 |
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324 |
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325 | DOMPurify.isSupported = typeof getParentNode === 'function' && implementation && typeof implementation.createHTMLDocument !== 'undefined' && documentMode !== 9;
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326 |
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327 | var MUSTACHE_EXPR$$1 = MUSTACHE_EXPR,
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328 | ERB_EXPR$$1 = ERB_EXPR,
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329 | DATA_ATTR$$1 = DATA_ATTR,
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330 | ARIA_ATTR$$1 = ARIA_ATTR,
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331 | IS_SCRIPT_OR_DATA$$1 = IS_SCRIPT_OR_DATA,
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332 | ATTR_WHITESPACE$$1 = ATTR_WHITESPACE;
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333 | var IS_ALLOWED_URI$$1 = IS_ALLOWED_URI;
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334 |
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335 | |
336 |
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337 |
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338 |
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339 |
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340 |
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341 |
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342 | var ALLOWED_TAGS = null;
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343 | var DEFAULT_ALLOWED_TAGS = addToSet({}, [].concat(_toConsumableArray$1(html), _toConsumableArray$1(svg), _toConsumableArray$1(svgFilters), _toConsumableArray$1(mathMl), _toConsumableArray$1(text)));
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344 |
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345 |
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346 | var ALLOWED_ATTR = null;
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347 | var DEFAULT_ALLOWED_ATTR = addToSet({}, [].concat(_toConsumableArray$1(html$1), _toConsumableArray$1(svg$1), _toConsumableArray$1(mathMl$1), _toConsumableArray$1(xml)));
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348 |
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349 | |
350 |
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351 |
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352 |
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353 |
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354 |
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355 | var CUSTOM_ELEMENT_HANDLING = Object.seal(Object.create(null, {
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356 | tagNameCheck: {
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357 | writable: true,
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358 | configurable: false,
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359 | enumerable: true,
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360 | value: null
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361 | },
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362 | attributeNameCheck: {
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363 | writable: true,
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364 | configurable: false,
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365 | enumerable: true,
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366 | value: null
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367 | },
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368 | allowCustomizedBuiltInElements: {
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369 | writable: true,
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370 | configurable: false,
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371 | enumerable: true,
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372 | value: false
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373 | }
|
374 | }));
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375 |
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376 |
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377 | var FORBID_TAGS = null;
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378 |
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379 |
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380 | var FORBID_ATTR = null;
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381 |
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382 |
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383 | var ALLOW_ARIA_ATTR = true;
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384 |
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385 |
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386 | var ALLOW_DATA_ATTR = true;
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387 |
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388 |
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389 | var ALLOW_UNKNOWN_PROTOCOLS = false;
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390 |
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391 | |
392 |
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393 |
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394 | var SAFE_FOR_TEMPLATES = false;
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395 |
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396 |
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397 | var WHOLE_DOCUMENT = false;
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398 |
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399 |
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400 | var SET_CONFIG = false;
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401 |
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402 | |
403 |
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404 | var FORCE_BODY = false;
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405 |
|
406 | |
407 |
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408 |
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409 |
|
410 | var RETURN_DOM = false;
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411 |
|
412 | |
413 |
|
414 | var RETURN_DOM_FRAGMENT = false;
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415 |
|
416 | |
417 |
|
418 | var RETURN_TRUSTED_TYPE = false;
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419 |
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420 |
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421 | var SANITIZE_DOM = true;
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422 |
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423 |
|
424 | var KEEP_CONTENT = true;
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425 |
|
426 | |
427 |
|
428 | var IN_PLACE = false;
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429 |
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430 |
|
431 | var USE_PROFILES = {};
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432 |
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433 |
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434 | var FORBID_CONTENTS = null;
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435 | 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']);
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436 |
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437 |
|
438 | var DATA_URI_TAGS = null;
|
439 | var DEFAULT_DATA_URI_TAGS = addToSet({}, ['audio', 'video', 'img', 'source', 'image', 'track']);
|
440 |
|
441 |
|
442 | var URI_SAFE_ATTRIBUTES = null;
|
443 | var DEFAULT_URI_SAFE_ATTRIBUTES = addToSet({}, ['alt', 'class', 'for', 'id', 'label', 'name', 'pattern', 'placeholder', 'role', 'summary', 'title', 'value', 'style', 'xmlns']);
|
444 |
|
445 | var MATHML_NAMESPACE = 'http://www.w3.org/1998/Math/MathML';
|
446 | var SVG_NAMESPACE = 'http://www.w3.org/2000/svg';
|
447 | var HTML_NAMESPACE = 'http://www.w3.org/1999/xhtml';
|
448 |
|
449 | var NAMESPACE = HTML_NAMESPACE;
|
450 | var IS_EMPTY_INPUT = false;
|
451 |
|
452 |
|
453 | var PARSER_MEDIA_TYPE = void 0;
|
454 | var SUPPORTED_PARSER_MEDIA_TYPES = ['application/xhtml+xml', 'text/html'];
|
455 | var DEFAULT_PARSER_MEDIA_TYPE = 'text/html';
|
456 | var transformCaseFunc = void 0;
|
457 |
|
458 |
|
459 | var CONFIG = null;
|
460 |
|
461 |
|
462 |
|
463 |
|
464 | var formElement = document.createElement('form');
|
465 |
|
466 | var isRegexOrFunction = function isRegexOrFunction(testValue) {
|
467 | return testValue instanceof RegExp || testValue instanceof Function;
|
468 | };
|
469 |
|
470 | |
471 |
|
472 |
|
473 |
|
474 |
|
475 |
|
476 | var _parseConfig = function _parseConfig(cfg) {
|
477 | if (CONFIG && CONFIG === cfg) {
|
478 | return;
|
479 | }
|
480 |
|
481 |
|
482 | if (!cfg || (typeof cfg === 'undefined' ? 'undefined' : _typeof(cfg)) !== 'object') {
|
483 | cfg = {};
|
484 | }
|
485 |
|
486 |
|
487 | cfg = clone(cfg);
|
488 |
|
489 |
|
490 | ALLOWED_TAGS = 'ALLOWED_TAGS' in cfg ? addToSet({}, cfg.ALLOWED_TAGS) : DEFAULT_ALLOWED_TAGS;
|
491 | ALLOWED_ATTR = 'ALLOWED_ATTR' in cfg ? addToSet({}, cfg.ALLOWED_ATTR) : DEFAULT_ALLOWED_ATTR;
|
492 | URI_SAFE_ATTRIBUTES = 'ADD_URI_SAFE_ATTR' in cfg ? addToSet(clone(DEFAULT_URI_SAFE_ATTRIBUTES), cfg.ADD_URI_SAFE_ATTR) : DEFAULT_URI_SAFE_ATTRIBUTES;
|
493 | DATA_URI_TAGS = 'ADD_DATA_URI_TAGS' in cfg ? addToSet(clone(DEFAULT_DATA_URI_TAGS), cfg.ADD_DATA_URI_TAGS) : DEFAULT_DATA_URI_TAGS;
|
494 | FORBID_CONTENTS = 'FORBID_CONTENTS' in cfg ? addToSet({}, cfg.FORBID_CONTENTS) : DEFAULT_FORBID_CONTENTS;
|
495 | FORBID_TAGS = 'FORBID_TAGS' in cfg ? addToSet({}, cfg.FORBID_TAGS) : {};
|
496 | FORBID_ATTR = 'FORBID_ATTR' in cfg ? addToSet({}, cfg.FORBID_ATTR) : {};
|
497 | USE_PROFILES = 'USE_PROFILES' in cfg ? cfg.USE_PROFILES : false;
|
498 | ALLOW_ARIA_ATTR = cfg.ALLOW_ARIA_ATTR !== false;
|
499 | ALLOW_DATA_ATTR = cfg.ALLOW_DATA_ATTR !== false;
|
500 | ALLOW_UNKNOWN_PROTOCOLS = cfg.ALLOW_UNKNOWN_PROTOCOLS || false;
|
501 | SAFE_FOR_TEMPLATES = cfg.SAFE_FOR_TEMPLATES || false;
|
502 | WHOLE_DOCUMENT = cfg.WHOLE_DOCUMENT || false;
|
503 | RETURN_DOM = cfg.RETURN_DOM || false;
|
504 | RETURN_DOM_FRAGMENT = cfg.RETURN_DOM_FRAGMENT || false;
|
505 | RETURN_TRUSTED_TYPE = cfg.RETURN_TRUSTED_TYPE || false;
|
506 | FORCE_BODY = cfg.FORCE_BODY || false;
|
507 | SANITIZE_DOM = cfg.SANITIZE_DOM !== false;
|
508 | KEEP_CONTENT = cfg.KEEP_CONTENT !== false;
|
509 | IN_PLACE = cfg.IN_PLACE || false;
|
510 | IS_ALLOWED_URI$$1 = cfg.ALLOWED_URI_REGEXP || IS_ALLOWED_URI$$1;
|
511 | NAMESPACE = cfg.NAMESPACE || HTML_NAMESPACE;
|
512 | if (cfg.CUSTOM_ELEMENT_HANDLING && isRegexOrFunction(cfg.CUSTOM_ELEMENT_HANDLING.tagNameCheck)) {
|
513 | CUSTOM_ELEMENT_HANDLING.tagNameCheck = cfg.CUSTOM_ELEMENT_HANDLING.tagNameCheck;
|
514 | }
|
515 |
|
516 | if (cfg.CUSTOM_ELEMENT_HANDLING && isRegexOrFunction(cfg.CUSTOM_ELEMENT_HANDLING.attributeNameCheck)) {
|
517 | CUSTOM_ELEMENT_HANDLING.attributeNameCheck = cfg.CUSTOM_ELEMENT_HANDLING.attributeNameCheck;
|
518 | }
|
519 |
|
520 | if (cfg.CUSTOM_ELEMENT_HANDLING && typeof cfg.CUSTOM_ELEMENT_HANDLING.allowCustomizedBuiltInElements === 'boolean') {
|
521 | CUSTOM_ELEMENT_HANDLING.allowCustomizedBuiltInElements = cfg.CUSTOM_ELEMENT_HANDLING.allowCustomizedBuiltInElements;
|
522 | }
|
523 |
|
524 | PARSER_MEDIA_TYPE =
|
525 |
|
526 | SUPPORTED_PARSER_MEDIA_TYPES.indexOf(cfg.PARSER_MEDIA_TYPE) === -1 ? PARSER_MEDIA_TYPE = DEFAULT_PARSER_MEDIA_TYPE : PARSER_MEDIA_TYPE = cfg.PARSER_MEDIA_TYPE;
|
527 |
|
528 |
|
529 | transformCaseFunc = PARSER_MEDIA_TYPE === 'application/xhtml+xml' ? function (x) {
|
530 | return x;
|
531 | } : stringToLowerCase;
|
532 |
|
533 | if (SAFE_FOR_TEMPLATES) {
|
534 | ALLOW_DATA_ATTR = false;
|
535 | }
|
536 |
|
537 | if (RETURN_DOM_FRAGMENT) {
|
538 | RETURN_DOM = true;
|
539 | }
|
540 |
|
541 |
|
542 | if (USE_PROFILES) {
|
543 | ALLOWED_TAGS = addToSet({}, [].concat(_toConsumableArray$1(text)));
|
544 | ALLOWED_ATTR = [];
|
545 | if (USE_PROFILES.html === true) {
|
546 | addToSet(ALLOWED_TAGS, html);
|
547 | addToSet(ALLOWED_ATTR, html$1);
|
548 | }
|
549 |
|
550 | if (USE_PROFILES.svg === true) {
|
551 | addToSet(ALLOWED_TAGS, svg);
|
552 | addToSet(ALLOWED_ATTR, svg$1);
|
553 | addToSet(ALLOWED_ATTR, xml);
|
554 | }
|
555 |
|
556 | if (USE_PROFILES.svgFilters === true) {
|
557 | addToSet(ALLOWED_TAGS, svgFilters);
|
558 | addToSet(ALLOWED_ATTR, svg$1);
|
559 | addToSet(ALLOWED_ATTR, xml);
|
560 | }
|
561 |
|
562 | if (USE_PROFILES.mathMl === true) {
|
563 | addToSet(ALLOWED_TAGS, mathMl);
|
564 | addToSet(ALLOWED_ATTR, mathMl$1);
|
565 | addToSet(ALLOWED_ATTR, xml);
|
566 | }
|
567 | }
|
568 |
|
569 |
|
570 | if (cfg.ADD_TAGS) {
|
571 | if (ALLOWED_TAGS === DEFAULT_ALLOWED_TAGS) {
|
572 | ALLOWED_TAGS = clone(ALLOWED_TAGS);
|
573 | }
|
574 |
|
575 | addToSet(ALLOWED_TAGS, cfg.ADD_TAGS);
|
576 | }
|
577 |
|
578 | if (cfg.ADD_ATTR) {
|
579 | if (ALLOWED_ATTR === DEFAULT_ALLOWED_ATTR) {
|
580 | ALLOWED_ATTR = clone(ALLOWED_ATTR);
|
581 | }
|
582 |
|
583 | addToSet(ALLOWED_ATTR, cfg.ADD_ATTR);
|
584 | }
|
585 |
|
586 | if (cfg.ADD_URI_SAFE_ATTR) {
|
587 | addToSet(URI_SAFE_ATTRIBUTES, cfg.ADD_URI_SAFE_ATTR);
|
588 | }
|
589 |
|
590 | if (cfg.FORBID_CONTENTS) {
|
591 | if (FORBID_CONTENTS === DEFAULT_FORBID_CONTENTS) {
|
592 | FORBID_CONTENTS = clone(FORBID_CONTENTS);
|
593 | }
|
594 |
|
595 | addToSet(FORBID_CONTENTS, cfg.FORBID_CONTENTS);
|
596 | }
|
597 |
|
598 |
|
599 | if (KEEP_CONTENT) {
|
600 | ALLOWED_TAGS['#text'] = true;
|
601 | }
|
602 |
|
603 |
|
604 | if (WHOLE_DOCUMENT) {
|
605 | addToSet(ALLOWED_TAGS, ['html', 'head', 'body']);
|
606 | }
|
607 |
|
608 |
|
609 | if (ALLOWED_TAGS.table) {
|
610 | addToSet(ALLOWED_TAGS, ['tbody']);
|
611 | delete FORBID_TAGS.tbody;
|
612 | }
|
613 |
|
614 |
|
615 |
|
616 | if (freeze) {
|
617 | freeze(cfg);
|
618 | }
|
619 |
|
620 | CONFIG = cfg;
|
621 | };
|
622 |
|
623 | var MATHML_TEXT_INTEGRATION_POINTS = addToSet({}, ['mi', 'mo', 'mn', 'ms', 'mtext']);
|
624 |
|
625 | var HTML_INTEGRATION_POINTS = addToSet({}, ['foreignobject', 'desc', 'title', 'annotation-xml']);
|
626 |
|
627 | |
628 |
|
629 |
|
630 | var ALL_SVG_TAGS = addToSet({}, svg);
|
631 | addToSet(ALL_SVG_TAGS, svgFilters);
|
632 | addToSet(ALL_SVG_TAGS, svgDisallowed);
|
633 |
|
634 | var ALL_MATHML_TAGS = addToSet({}, mathMl);
|
635 | addToSet(ALL_MATHML_TAGS, mathMlDisallowed);
|
636 |
|
637 | |
638 |
|
639 |
|
640 |
|
641 |
|
642 |
|
643 |
|
644 |
|
645 | var _checkValidNamespace = function _checkValidNamespace(element) {
|
646 | var parent = getParentNode(element);
|
647 |
|
648 |
|
649 |
|
650 | if (!parent || !parent.tagName) {
|
651 | parent = {
|
652 | namespaceURI: HTML_NAMESPACE,
|
653 | tagName: 'template'
|
654 | };
|
655 | }
|
656 |
|
657 | var tagName = stringToLowerCase(element.tagName);
|
658 | var parentTagName = stringToLowerCase(parent.tagName);
|
659 |
|
660 | if (element.namespaceURI === SVG_NAMESPACE) {
|
661 |
|
662 |
|
663 |
|
664 | if (parent.namespaceURI === HTML_NAMESPACE) {
|
665 | return tagName === 'svg';
|
666 | }
|
667 |
|
668 |
|
669 |
|
670 |
|
671 | if (parent.namespaceURI === MATHML_NAMESPACE) {
|
672 | return tagName === 'svg' && (parentTagName === 'annotation-xml' || MATHML_TEXT_INTEGRATION_POINTS[parentTagName]);
|
673 | }
|
674 |
|
675 |
|
676 |
|
677 | return Boolean(ALL_SVG_TAGS[tagName]);
|
678 | }
|
679 |
|
680 | if (element.namespaceURI === MATHML_NAMESPACE) {
|
681 |
|
682 |
|
683 |
|
684 | if (parent.namespaceURI === HTML_NAMESPACE) {
|
685 | return tagName === 'math';
|
686 | }
|
687 |
|
688 |
|
689 |
|
690 | if (parent.namespaceURI === SVG_NAMESPACE) {
|
691 | return tagName === 'math' && HTML_INTEGRATION_POINTS[parentTagName];
|
692 | }
|
693 |
|
694 |
|
695 |
|
696 | return Boolean(ALL_MATHML_TAGS[tagName]);
|
697 | }
|
698 |
|
699 | if (element.namespaceURI === HTML_NAMESPACE) {
|
700 |
|
701 |
|
702 |
|
703 | if (parent.namespaceURI === SVG_NAMESPACE && !HTML_INTEGRATION_POINTS[parentTagName]) {
|
704 | return false;
|
705 | }
|
706 |
|
707 | if (parent.namespaceURI === MATHML_NAMESPACE && !MATHML_TEXT_INTEGRATION_POINTS[parentTagName]) {
|
708 | return false;
|
709 | }
|
710 |
|
711 |
|
712 |
|
713 |
|
714 |
|
715 | var commonSvgAndHTMLElements = addToSet({}, ['title', 'style', 'font', 'a', 'script']);
|
716 |
|
717 |
|
718 |
|
719 | return !ALL_MATHML_TAGS[tagName] && (commonSvgAndHTMLElements[tagName] || !ALL_SVG_TAGS[tagName]);
|
720 | }
|
721 |
|
722 |
|
723 |
|
724 |
|
725 | return false;
|
726 | };
|
727 |
|
728 | |
729 |
|
730 |
|
731 |
|
732 |
|
733 | var _forceRemove = function _forceRemove(node) {
|
734 | arrayPush(DOMPurify.removed, { element: node });
|
735 | try {
|
736 |
|
737 | node.parentNode.removeChild(node);
|
738 | } catch (_) {
|
739 | try {
|
740 | node.outerHTML = emptyHTML;
|
741 | } catch (_) {
|
742 | node.remove();
|
743 | }
|
744 | }
|
745 | };
|
746 |
|
747 | |
748 |
|
749 |
|
750 |
|
751 |
|
752 |
|
753 | var _removeAttribute = function _removeAttribute(name, node) {
|
754 | try {
|
755 | arrayPush(DOMPurify.removed, {
|
756 | attribute: node.getAttributeNode(name),
|
757 | from: node
|
758 | });
|
759 | } catch (_) {
|
760 | arrayPush(DOMPurify.removed, {
|
761 | attribute: null,
|
762 | from: node
|
763 | });
|
764 | }
|
765 |
|
766 | node.removeAttribute(name);
|
767 |
|
768 |
|
769 | if (name === 'is' && !ALLOWED_ATTR[name]) {
|
770 | if (RETURN_DOM || RETURN_DOM_FRAGMENT) {
|
771 | try {
|
772 | _forceRemove(node);
|
773 | } catch (_) {}
|
774 | } else {
|
775 | try {
|
776 | node.setAttribute(name, '');
|
777 | } catch (_) {}
|
778 | }
|
779 | }
|
780 | };
|
781 |
|
782 | |
783 |
|
784 |
|
785 |
|
786 |
|
787 |
|
788 | var _initDocument = function _initDocument(dirty) {
|
789 |
|
790 | var doc = void 0;
|
791 | var leadingWhitespace = void 0;
|
792 |
|
793 | if (FORCE_BODY) {
|
794 | dirty = '<remove></remove>' + dirty;
|
795 | } else {
|
796 |
|
797 | var matches = stringMatch(dirty, /^[\r\n\t ]+/);
|
798 | leadingWhitespace = matches && matches[0];
|
799 | }
|
800 |
|
801 | if (PARSER_MEDIA_TYPE === 'application/xhtml+xml') {
|
802 |
|
803 | dirty = '<html xmlns="http://www.w3.org/1999/xhtml"><head></head><body>' + dirty + '</body></html>';
|
804 | }
|
805 |
|
806 | var dirtyPayload = trustedTypesPolicy ? trustedTypesPolicy.createHTML(dirty) : dirty;
|
807 | |
808 |
|
809 |
|
810 |
|
811 | if (NAMESPACE === HTML_NAMESPACE) {
|
812 | try {
|
813 | doc = new DOMParser().parseFromString(dirtyPayload, PARSER_MEDIA_TYPE);
|
814 | } catch (_) {}
|
815 | }
|
816 |
|
817 |
|
818 | if (!doc || !doc.documentElement) {
|
819 | doc = implementation.createDocument(NAMESPACE, 'template', null);
|
820 | try {
|
821 | doc.documentElement.innerHTML = IS_EMPTY_INPUT ? '' : dirtyPayload;
|
822 | } catch (_) {
|
823 |
|
824 | }
|
825 | }
|
826 |
|
827 | var body = doc.body || doc.documentElement;
|
828 |
|
829 | if (dirty && leadingWhitespace) {
|
830 | body.insertBefore(document.createTextNode(leadingWhitespace), body.childNodes[0] || null);
|
831 | }
|
832 |
|
833 |
|
834 | if (NAMESPACE === HTML_NAMESPACE) {
|
835 | return getElementsByTagName.call(doc, WHOLE_DOCUMENT ? 'html' : 'body')[0];
|
836 | }
|
837 |
|
838 | return WHOLE_DOCUMENT ? doc.documentElement : body;
|
839 | };
|
840 |
|
841 | |
842 |
|
843 |
|
844 |
|
845 |
|
846 |
|
847 | var _createIterator = function _createIterator(root) {
|
848 | return createNodeIterator.call(root.ownerDocument || root, root,
|
849 |
|
850 | NodeFilter.SHOW_ELEMENT | NodeFilter.SHOW_COMMENT | NodeFilter.SHOW_TEXT, null, false);
|
851 | };
|
852 |
|
853 | |
854 |
|
855 |
|
856 |
|
857 |
|
858 |
|
859 | var _isClobbered = function _isClobbered(elm) {
|
860 | 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');
|
861 | };
|
862 |
|
863 | |
864 |
|
865 |
|
866 |
|
867 |
|
868 |
|
869 | var _isNode = function _isNode(object) {
|
870 | return (typeof Node === 'undefined' ? 'undefined' : _typeof(Node)) === 'object' ? object instanceof Node : object && (typeof object === 'undefined' ? 'undefined' : _typeof(object)) === 'object' && typeof object.nodeType === 'number' && typeof object.nodeName === 'string';
|
871 | };
|
872 |
|
873 | |
874 |
|
875 |
|
876 |
|
877 |
|
878 |
|
879 |
|
880 |
|
881 | var _executeHook = function _executeHook(entryPoint, currentNode, data) {
|
882 | if (!hooks[entryPoint]) {
|
883 | return;
|
884 | }
|
885 |
|
886 | arrayForEach(hooks[entryPoint], function (hook) {
|
887 | hook.call(DOMPurify, currentNode, data, CONFIG);
|
888 | });
|
889 | };
|
890 |
|
891 | |
892 |
|
893 |
|
894 |
|
895 |
|
896 |
|
897 |
|
898 |
|
899 |
|
900 |
|
901 | var _sanitizeElements = function _sanitizeElements(currentNode) {
|
902 | var content = void 0;
|
903 |
|
904 |
|
905 | _executeHook('beforeSanitizeElements', currentNode, null);
|
906 |
|
907 |
|
908 | if (_isClobbered(currentNode)) {
|
909 | _forceRemove(currentNode);
|
910 | return true;
|
911 | }
|
912 |
|
913 |
|
914 | if (stringMatch(currentNode.nodeName, /[\u0080-\uFFFF]/)) {
|
915 | _forceRemove(currentNode);
|
916 | return true;
|
917 | }
|
918 |
|
919 |
|
920 | var tagName = transformCaseFunc(currentNode.nodeName);
|
921 |
|
922 |
|
923 | _executeHook('uponSanitizeElement', currentNode, {
|
924 | tagName: tagName,
|
925 | allowedTags: ALLOWED_TAGS
|
926 | });
|
927 |
|
928 |
|
929 | if (!_isNode(currentNode.firstElementChild) && (!_isNode(currentNode.content) || !_isNode(currentNode.content.firstElementChild)) && regExpTest(/<[/\w]/g, currentNode.innerHTML) && regExpTest(/<[/\w]/g, currentNode.textContent)) {
|
930 | _forceRemove(currentNode);
|
931 | return true;
|
932 | }
|
933 |
|
934 |
|
935 | if (tagName === 'select' && regExpTest(/<template/i, currentNode.innerHTML)) {
|
936 | _forceRemove(currentNode);
|
937 | return true;
|
938 | }
|
939 |
|
940 |
|
941 | if (!ALLOWED_TAGS[tagName] || FORBID_TAGS[tagName]) {
|
942 |
|
943 | if (!FORBID_TAGS[tagName] && _basicCustomElementTest(tagName)) {
|
944 | if (CUSTOM_ELEMENT_HANDLING.tagNameCheck instanceof RegExp && regExpTest(CUSTOM_ELEMENT_HANDLING.tagNameCheck, tagName)) return false;
|
945 | if (CUSTOM_ELEMENT_HANDLING.tagNameCheck instanceof Function && CUSTOM_ELEMENT_HANDLING.tagNameCheck(tagName)) return false;
|
946 | }
|
947 |
|
948 |
|
949 | if (KEEP_CONTENT && !FORBID_CONTENTS[tagName]) {
|
950 | var parentNode = getParentNode(currentNode) || currentNode.parentNode;
|
951 | var childNodes = getChildNodes(currentNode) || currentNode.childNodes;
|
952 |
|
953 | if (childNodes && parentNode) {
|
954 | var childCount = childNodes.length;
|
955 |
|
956 | for (var i = childCount - 1; i >= 0; --i) {
|
957 | parentNode.insertBefore(cloneNode(childNodes[i], true), getNextSibling(currentNode));
|
958 | }
|
959 | }
|
960 | }
|
961 |
|
962 | _forceRemove(currentNode);
|
963 | return true;
|
964 | }
|
965 |
|
966 |
|
967 | if (currentNode instanceof Element && !_checkValidNamespace(currentNode)) {
|
968 | _forceRemove(currentNode);
|
969 | return true;
|
970 | }
|
971 |
|
972 | if ((tagName === 'noscript' || tagName === 'noembed') && regExpTest(/<\/no(script|embed)/i, currentNode.innerHTML)) {
|
973 | _forceRemove(currentNode);
|
974 | return true;
|
975 | }
|
976 |
|
977 |
|
978 | if (SAFE_FOR_TEMPLATES && currentNode.nodeType === 3) {
|
979 |
|
980 | content = currentNode.textContent;
|
981 | content = stringReplace(content, MUSTACHE_EXPR$$1, ' ');
|
982 | content = stringReplace(content, ERB_EXPR$$1, ' ');
|
983 | if (currentNode.textContent !== content) {
|
984 | arrayPush(DOMPurify.removed, { element: currentNode.cloneNode() });
|
985 | currentNode.textContent = content;
|
986 | }
|
987 | }
|
988 |
|
989 |
|
990 | _executeHook('afterSanitizeElements', currentNode, null);
|
991 |
|
992 | return false;
|
993 | };
|
994 |
|
995 | |
996 |
|
997 |
|
998 |
|
999 |
|
1000 |
|
1001 |
|
1002 |
|
1003 |
|
1004 | var _isValidAttribute = function _isValidAttribute(lcTag, lcName, value) {
|
1005 |
|
1006 | if (SANITIZE_DOM && (lcName === 'id' || lcName === 'name') && (value in document || value in formElement)) {
|
1007 | return false;
|
1008 | }
|
1009 |
|
1010 | |
1011 |
|
1012 |
|
1013 |
|
1014 | if (ALLOW_DATA_ATTR && !FORBID_ATTR[lcName] && regExpTest(DATA_ATTR$$1, lcName)) ; else if (ALLOW_ARIA_ATTR && regExpTest(ARIA_ATTR$$1, lcName)) ; else if (!ALLOWED_ATTR[lcName] || FORBID_ATTR[lcName]) {
|
1015 | if (
|
1016 |
|
1017 |
|
1018 |
|
1019 | _basicCustomElementTest(lcTag) && (CUSTOM_ELEMENT_HANDLING.tagNameCheck instanceof RegExp && regExpTest(CUSTOM_ELEMENT_HANDLING.tagNameCheck, lcTag) || CUSTOM_ELEMENT_HANDLING.tagNameCheck instanceof Function && CUSTOM_ELEMENT_HANDLING.tagNameCheck(lcTag)) && (CUSTOM_ELEMENT_HANDLING.attributeNameCheck instanceof RegExp && regExpTest(CUSTOM_ELEMENT_HANDLING.attributeNameCheck, lcName) || CUSTOM_ELEMENT_HANDLING.attributeNameCheck instanceof Function && CUSTOM_ELEMENT_HANDLING.attributeNameCheck(lcName)) ||
|
1020 |
|
1021 |
|
1022 | lcName === 'is' && CUSTOM_ELEMENT_HANDLING.allowCustomizedBuiltInElements && (CUSTOM_ELEMENT_HANDLING.tagNameCheck instanceof RegExp && regExpTest(CUSTOM_ELEMENT_HANDLING.tagNameCheck, value) || CUSTOM_ELEMENT_HANDLING.tagNameCheck instanceof Function && CUSTOM_ELEMENT_HANDLING.tagNameCheck(value))) ; else {
|
1023 | return false;
|
1024 | }
|
1025 |
|
1026 | } else if (URI_SAFE_ATTRIBUTES[lcName]) ; else if (regExpTest(IS_ALLOWED_URI$$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 {
|
1027 | return false;
|
1028 | }
|
1029 |
|
1030 | return true;
|
1031 | };
|
1032 |
|
1033 | |
1034 |
|
1035 |
|
1036 |
|
1037 |
|
1038 |
|
1039 | var _basicCustomElementTest = function _basicCustomElementTest(tagName) {
|
1040 | return tagName.indexOf('-') > 0;
|
1041 | };
|
1042 |
|
1043 | |
1044 |
|
1045 |
|
1046 |
|
1047 |
|
1048 |
|
1049 |
|
1050 |
|
1051 |
|
1052 |
|
1053 | var _sanitizeAttributes = function _sanitizeAttributes(currentNode) {
|
1054 | var attr = void 0;
|
1055 | var value = void 0;
|
1056 | var lcName = void 0;
|
1057 | var l = void 0;
|
1058 |
|
1059 | _executeHook('beforeSanitizeAttributes', currentNode, null);
|
1060 |
|
1061 | var attributes = currentNode.attributes;
|
1062 |
|
1063 |
|
1064 |
|
1065 | if (!attributes) {
|
1066 | return;
|
1067 | }
|
1068 |
|
1069 | var hookEvent = {
|
1070 | attrName: '',
|
1071 | attrValue: '',
|
1072 | keepAttr: true,
|
1073 | allowedAttributes: ALLOWED_ATTR
|
1074 | };
|
1075 | l = attributes.length;
|
1076 |
|
1077 |
|
1078 | while (l--) {
|
1079 | attr = attributes[l];
|
1080 | var _attr = attr,
|
1081 | name = _attr.name,
|
1082 | namespaceURI = _attr.namespaceURI;
|
1083 |
|
1084 | value = stringTrim(attr.value);
|
1085 | lcName = transformCaseFunc(name);
|
1086 |
|
1087 |
|
1088 | hookEvent.attrName = lcName;
|
1089 | hookEvent.attrValue = value;
|
1090 | hookEvent.keepAttr = true;
|
1091 | hookEvent.forceKeepAttr = undefined;
|
1092 | _executeHook('uponSanitizeAttribute', currentNode, hookEvent);
|
1093 | value = hookEvent.attrValue;
|
1094 |
|
1095 | if (hookEvent.forceKeepAttr) {
|
1096 | continue;
|
1097 | }
|
1098 |
|
1099 |
|
1100 | _removeAttribute(name, currentNode);
|
1101 |
|
1102 |
|
1103 | if (!hookEvent.keepAttr) {
|
1104 | continue;
|
1105 | }
|
1106 |
|
1107 |
|
1108 | if (regExpTest(/\/>/i, value)) {
|
1109 | _removeAttribute(name, currentNode);
|
1110 | continue;
|
1111 | }
|
1112 |
|
1113 |
|
1114 | if (SAFE_FOR_TEMPLATES) {
|
1115 | value = stringReplace(value, MUSTACHE_EXPR$$1, ' ');
|
1116 | value = stringReplace(value, ERB_EXPR$$1, ' ');
|
1117 | }
|
1118 |
|
1119 |
|
1120 | var lcTag = transformCaseFunc(currentNode.nodeName);
|
1121 | if (!_isValidAttribute(lcTag, lcName, value)) {
|
1122 | continue;
|
1123 | }
|
1124 |
|
1125 |
|
1126 | try {
|
1127 | if (namespaceURI) {
|
1128 | currentNode.setAttributeNS(namespaceURI, name, value);
|
1129 | } else {
|
1130 |
|
1131 | currentNode.setAttribute(name, value);
|
1132 | }
|
1133 |
|
1134 | arrayPop(DOMPurify.removed);
|
1135 | } catch (_) {}
|
1136 | }
|
1137 |
|
1138 |
|
1139 | _executeHook('afterSanitizeAttributes', currentNode, null);
|
1140 | };
|
1141 |
|
1142 | |
1143 |
|
1144 |
|
1145 |
|
1146 |
|
1147 | var _sanitizeShadowDOM = function _sanitizeShadowDOM(fragment) {
|
1148 | var shadowNode = void 0;
|
1149 | var shadowIterator = _createIterator(fragment);
|
1150 |
|
1151 |
|
1152 | _executeHook('beforeSanitizeShadowDOM', fragment, null);
|
1153 |
|
1154 | while (shadowNode = shadowIterator.nextNode()) {
|
1155 |
|
1156 | _executeHook('uponSanitizeShadowNode', shadowNode, null);
|
1157 |
|
1158 |
|
1159 | if (_sanitizeElements(shadowNode)) {
|
1160 | continue;
|
1161 | }
|
1162 |
|
1163 |
|
1164 | if (shadowNode.content instanceof DocumentFragment) {
|
1165 | _sanitizeShadowDOM(shadowNode.content);
|
1166 | }
|
1167 |
|
1168 |
|
1169 | _sanitizeAttributes(shadowNode);
|
1170 | }
|
1171 |
|
1172 |
|
1173 | _executeHook('afterSanitizeShadowDOM', fragment, null);
|
1174 | };
|
1175 |
|
1176 | |
1177 |
|
1178 |
|
1179 |
|
1180 |
|
1181 |
|
1182 |
|
1183 |
|
1184 | DOMPurify.sanitize = function (dirty, cfg) {
|
1185 | var body = void 0;
|
1186 | var importedNode = void 0;
|
1187 | var currentNode = void 0;
|
1188 | var oldNode = void 0;
|
1189 | var returnNode = void 0;
|
1190 | |
1191 |
|
1192 |
|
1193 | IS_EMPTY_INPUT = !dirty;
|
1194 | if (IS_EMPTY_INPUT) {
|
1195 | dirty = '<!-->';
|
1196 | }
|
1197 |
|
1198 |
|
1199 | if (typeof dirty !== 'string' && !_isNode(dirty)) {
|
1200 |
|
1201 | if (typeof dirty.toString !== 'function') {
|
1202 | throw typeErrorCreate('toString is not a function');
|
1203 | } else {
|
1204 | dirty = dirty.toString();
|
1205 | if (typeof dirty !== 'string') {
|
1206 | throw typeErrorCreate('dirty is not a string, aborting');
|
1207 | }
|
1208 | }
|
1209 | }
|
1210 |
|
1211 |
|
1212 | if (!DOMPurify.isSupported) {
|
1213 | if (_typeof(window.toStaticHTML) === 'object' || typeof window.toStaticHTML === 'function') {
|
1214 | if (typeof dirty === 'string') {
|
1215 | return window.toStaticHTML(dirty);
|
1216 | }
|
1217 |
|
1218 | if (_isNode(dirty)) {
|
1219 | return window.toStaticHTML(dirty.outerHTML);
|
1220 | }
|
1221 | }
|
1222 |
|
1223 | return dirty;
|
1224 | }
|
1225 |
|
1226 |
|
1227 | if (!SET_CONFIG) {
|
1228 | _parseConfig(cfg);
|
1229 | }
|
1230 |
|
1231 |
|
1232 | DOMPurify.removed = [];
|
1233 |
|
1234 |
|
1235 | if (typeof dirty === 'string') {
|
1236 | IN_PLACE = false;
|
1237 | }
|
1238 |
|
1239 | if (IN_PLACE) {
|
1240 |
|
1241 | if (dirty.nodeName) {
|
1242 | var tagName = transformCaseFunc(dirty.nodeName);
|
1243 | if (!ALLOWED_TAGS[tagName] || FORBID_TAGS[tagName]) {
|
1244 | throw typeErrorCreate('root node is forbidden and cannot be sanitized in-place');
|
1245 | }
|
1246 | }
|
1247 | } else if (dirty instanceof Node) {
|
1248 | |
1249 |
|
1250 | body = _initDocument('<!---->');
|
1251 | importedNode = body.ownerDocument.importNode(dirty, true);
|
1252 | if (importedNode.nodeType === 1 && importedNode.nodeName === 'BODY') {
|
1253 |
|
1254 | body = importedNode;
|
1255 | } else if (importedNode.nodeName === 'HTML') {
|
1256 | body = importedNode;
|
1257 | } else {
|
1258 |
|
1259 | body.appendChild(importedNode);
|
1260 | }
|
1261 | } else {
|
1262 |
|
1263 | if (!RETURN_DOM && !SAFE_FOR_TEMPLATES && !WHOLE_DOCUMENT &&
|
1264 |
|
1265 | dirty.indexOf('<') === -1) {
|
1266 | return trustedTypesPolicy && RETURN_TRUSTED_TYPE ? trustedTypesPolicy.createHTML(dirty) : dirty;
|
1267 | }
|
1268 |
|
1269 |
|
1270 | body = _initDocument(dirty);
|
1271 |
|
1272 |
|
1273 | if (!body) {
|
1274 | return RETURN_DOM ? null : RETURN_TRUSTED_TYPE ? emptyHTML : '';
|
1275 | }
|
1276 | }
|
1277 |
|
1278 |
|
1279 | if (body && FORCE_BODY) {
|
1280 | _forceRemove(body.firstChild);
|
1281 | }
|
1282 |
|
1283 |
|
1284 | var nodeIterator = _createIterator(IN_PLACE ? dirty : body);
|
1285 |
|
1286 |
|
1287 | while (currentNode = nodeIterator.nextNode()) {
|
1288 |
|
1289 | if (currentNode.nodeType === 3 && currentNode === oldNode) {
|
1290 | continue;
|
1291 | }
|
1292 |
|
1293 |
|
1294 | if (_sanitizeElements(currentNode)) {
|
1295 | continue;
|
1296 | }
|
1297 |
|
1298 |
|
1299 | if (currentNode.content instanceof DocumentFragment) {
|
1300 | _sanitizeShadowDOM(currentNode.content);
|
1301 | }
|
1302 |
|
1303 |
|
1304 | _sanitizeAttributes(currentNode);
|
1305 |
|
1306 | oldNode = currentNode;
|
1307 | }
|
1308 |
|
1309 | oldNode = null;
|
1310 |
|
1311 |
|
1312 | if (IN_PLACE) {
|
1313 | return dirty;
|
1314 | }
|
1315 |
|
1316 |
|
1317 | if (RETURN_DOM) {
|
1318 | if (RETURN_DOM_FRAGMENT) {
|
1319 | returnNode = createDocumentFragment.call(body.ownerDocument);
|
1320 |
|
1321 | while (body.firstChild) {
|
1322 |
|
1323 | returnNode.appendChild(body.firstChild);
|
1324 | }
|
1325 | } else {
|
1326 | returnNode = body;
|
1327 | }
|
1328 |
|
1329 | if (ALLOWED_ATTR.shadowroot) {
|
1330 | |
1331 |
|
1332 |
|
1333 |
|
1334 |
|
1335 |
|
1336 |
|
1337 | returnNode = importNode.call(originalDocument, returnNode, true);
|
1338 | }
|
1339 |
|
1340 | return returnNode;
|
1341 | }
|
1342 |
|
1343 | var serializedHTML = WHOLE_DOCUMENT ? body.outerHTML : body.innerHTML;
|
1344 |
|
1345 |
|
1346 | if (WHOLE_DOCUMENT && ALLOWED_TAGS['!doctype'] && body.ownerDocument && body.ownerDocument.doctype && body.ownerDocument.doctype.name && regExpTest(DOCTYPE_NAME, body.ownerDocument.doctype.name)) {
|
1347 | serializedHTML = '<!DOCTYPE ' + body.ownerDocument.doctype.name + '>\n' + serializedHTML;
|
1348 | }
|
1349 |
|
1350 |
|
1351 | if (SAFE_FOR_TEMPLATES) {
|
1352 | serializedHTML = stringReplace(serializedHTML, MUSTACHE_EXPR$$1, ' ');
|
1353 | serializedHTML = stringReplace(serializedHTML, ERB_EXPR$$1, ' ');
|
1354 | }
|
1355 |
|
1356 | return trustedTypesPolicy && RETURN_TRUSTED_TYPE ? trustedTypesPolicy.createHTML(serializedHTML) : serializedHTML;
|
1357 | };
|
1358 |
|
1359 | |
1360 |
|
1361 |
|
1362 |
|
1363 |
|
1364 |
|
1365 | DOMPurify.setConfig = function (cfg) {
|
1366 | _parseConfig(cfg);
|
1367 | SET_CONFIG = true;
|
1368 | };
|
1369 |
|
1370 | |
1371 |
|
1372 |
|
1373 |
|
1374 |
|
1375 | DOMPurify.clearConfig = function () {
|
1376 | CONFIG = null;
|
1377 | SET_CONFIG = false;
|
1378 | };
|
1379 |
|
1380 | |
1381 |
|
1382 |
|
1383 |
|
1384 |
|
1385 |
|
1386 |
|
1387 |
|
1388 |
|
1389 |
|
1390 | DOMPurify.isValidAttribute = function (tag, attr, value) {
|
1391 |
|
1392 | if (!CONFIG) {
|
1393 | _parseConfig({});
|
1394 | }
|
1395 |
|
1396 | var lcTag = transformCaseFunc(tag);
|
1397 | var lcName = transformCaseFunc(attr);
|
1398 | return _isValidAttribute(lcTag, lcName, value);
|
1399 | };
|
1400 |
|
1401 | |
1402 |
|
1403 |
|
1404 |
|
1405 |
|
1406 |
|
1407 |
|
1408 | DOMPurify.addHook = function (entryPoint, hookFunction) {
|
1409 | if (typeof hookFunction !== 'function') {
|
1410 | return;
|
1411 | }
|
1412 |
|
1413 | hooks[entryPoint] = hooks[entryPoint] || [];
|
1414 | arrayPush(hooks[entryPoint], hookFunction);
|
1415 | };
|
1416 |
|
1417 | |
1418 |
|
1419 |
|
1420 |
|
1421 |
|
1422 |
|
1423 |
|
1424 | DOMPurify.removeHook = function (entryPoint) {
|
1425 | if (hooks[entryPoint]) {
|
1426 | arrayPop(hooks[entryPoint]);
|
1427 | }
|
1428 | };
|
1429 |
|
1430 | |
1431 |
|
1432 |
|
1433 |
|
1434 |
|
1435 |
|
1436 | DOMPurify.removeHooks = function (entryPoint) {
|
1437 | if (hooks[entryPoint]) {
|
1438 | hooks[entryPoint] = [];
|
1439 | }
|
1440 | };
|
1441 |
|
1442 | |
1443 |
|
1444 |
|
1445 |
|
1446 |
|
1447 | DOMPurify.removeAllHooks = function () {
|
1448 | hooks = {};
|
1449 | };
|
1450 |
|
1451 | return DOMPurify;
|
1452 | }
|
1453 |
|
1454 | var purify = createDOMPurify();
|
1455 |
|
1456 | return purify;
|
1457 |
|
1458 | }));
|
1459 |
|