1 |
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2 |
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3 | 'use strict';
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4 |
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5 | 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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6 |
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7 | var hasOwnProperty = Object.hasOwnProperty,
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8 | setPrototypeOf = Object.setPrototypeOf,
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9 | isFrozen = Object.isFrozen,
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10 | getPrototypeOf = Object.getPrototypeOf,
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11 | getOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;
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12 | var freeze = Object.freeze,
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13 | seal = Object.seal,
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14 | create = Object.create;
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15 |
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16 | var _ref = typeof Reflect !== 'undefined' && Reflect,
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17 | apply = _ref.apply,
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18 | construct = _ref.construct;
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19 |
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20 | if (!apply) {
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21 | apply = function apply(fun, thisValue, args) {
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22 | return fun.apply(thisValue, args);
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23 | };
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24 | }
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25 |
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26 | if (!freeze) {
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27 | freeze = function freeze(x) {
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28 | return x;
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29 | };
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30 | }
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31 |
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32 | if (!seal) {
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33 | seal = function seal(x) {
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34 | return x;
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35 | };
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36 | }
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37 |
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38 | if (!construct) {
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39 | construct = function construct(Func, args) {
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40 | return new (Function.prototype.bind.apply(Func, [null].concat(_toConsumableArray(args))))();
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41 | };
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42 | }
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43 |
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44 | var arrayForEach = unapply(Array.prototype.forEach);
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45 | var arrayPop = unapply(Array.prototype.pop);
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46 | var arrayPush = unapply(Array.prototype.push);
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47 |
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48 | var stringToLowerCase = unapply(String.prototype.toLowerCase);
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49 | var stringMatch = unapply(String.prototype.match);
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50 | var stringReplace = unapply(String.prototype.replace);
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51 | var stringIndexOf = unapply(String.prototype.indexOf);
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52 | var stringTrim = unapply(String.prototype.trim);
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53 |
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54 | var regExpTest = unapply(RegExp.prototype.test);
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55 |
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56 | var typeErrorCreate = unconstruct(TypeError);
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57 |
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58 | function unapply(func) {
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59 | return function (thisArg) {
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60 | for (var _len = arguments.length, args = Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
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61 | args[_key - 1] = arguments[_key];
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62 | }
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63 |
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64 | return apply(func, thisArg, args);
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65 | };
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66 | }
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67 |
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68 | function unconstruct(func) {
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69 | return function () {
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70 | for (var _len2 = arguments.length, args = Array(_len2), _key2 = 0; _key2 < _len2; _key2++) {
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71 | args[_key2] = arguments[_key2];
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72 | }
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73 |
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74 | return construct(func, args);
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75 | };
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76 | }
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77 |
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78 |
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79 | function addToSet(set, array) {
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80 | if (setPrototypeOf) {
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81 |
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82 |
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83 |
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84 | setPrototypeOf(set, null);
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85 | }
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86 |
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87 | var l = array.length;
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88 | while (l--) {
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89 | var element = array[l];
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90 | if (typeof element === 'string') {
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91 | var lcElement = stringToLowerCase(element);
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92 | if (lcElement !== element) {
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93 |
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94 | if (!isFrozen(array)) {
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95 | array[l] = lcElement;
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96 | }
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97 |
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98 | element = lcElement;
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99 | }
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100 | }
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101 |
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102 | set[element] = true;
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103 | }
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104 |
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105 | return set;
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106 | }
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107 |
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108 | /* Shallow clone an object */
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109 | function clone(object) {
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110 | var newObject = create(null);
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111 |
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112 | var property = void 0;
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113 | for (property in object) {
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114 | if (apply(hasOwnProperty, object, [property])) {
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115 | newObject[property] = object[property];
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116 | }
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117 | }
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118 |
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119 | return newObject;
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120 | }
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121 |
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122 |
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123 |
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124 |
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125 |
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126 | function lookupGetter(object, prop) {
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127 | while (object !== null) {
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128 | var desc = getOwnPropertyDescriptor(object, prop);
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129 | if (desc) {
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130 | if (desc.get) {
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131 | return unapply(desc.get);
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132 | }
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133 |
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134 | if (typeof desc.value === 'function') {
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135 | return unapply(desc.value);
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136 | }
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137 | }
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138 |
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139 | object = getPrototypeOf(object);
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140 | }
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141 |
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142 | return null;
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143 | }
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144 |
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145 | 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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146 |
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147 |
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148 | 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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149 |
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150 | var svgFilters = freeze(['feBlend', 'feColorMatrix', 'feComponentTransfer', 'feComposite', 'feConvolveMatrix', 'feDiffuseLighting', 'feDisplacementMap', 'feDistantLight', 'feFlood', 'feFuncA', 'feFuncB', 'feFuncG', 'feFuncR', 'feGaussianBlur', 'feMerge', 'feMergeNode', 'feMorphology', 'feOffset', 'fePointLight', 'feSpecularLighting', 'feSpotLight', 'feTile', 'feTurbulence']);
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151 |
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152 |
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153 |
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154 |
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155 |
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156 | var svgDisallowed = freeze(['animate', 'color-profile', 'cursor', 'discard', 'fedropshadow', 'feimage', '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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157 |
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158 | 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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159 |
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160 |
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161 |
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162 | var mathMlDisallowed = freeze(['maction', 'maligngroup', 'malignmark', 'mlongdiv', 'mscarries', 'mscarry', 'msgroup', 'mstack', 'msline', 'msrow', 'semantics', 'annotation', 'annotation-xml', 'mprescripts', 'none']);
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163 |
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164 | var text = freeze(['#text']);
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165 |
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166 | 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', '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']);
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167 |
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168 | 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', '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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169 |
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170 | var mathMl$1 = freeze(['accent', 'accentunder', 'align', 'bevelled', 'close', 'columnsalign', 'columnlines', 'columnspan', 'denomalign', 'depth', 'dir', 'display', 'displaystyle', 'encoding', 'fence', 'frame', 'height', 'href', 'id', 'largeop', 'length', 'linethickness', 'lspace', 'lquote', 'mathbackground', 'mathcolor', 'mathsize', 'mathvariant', 'maxsize', 'minsize', 'movablelimits', 'notation', 'numalign', 'open', 'rowalign', 'rowlines', 'rowspacing', 'rowspan', 'rspace', 'rquote', 'scriptlevel', 'scriptminsize', 'scriptsizemultiplier', 'selection', 'separator', 'separators', 'stretchy', 'subscriptshift', 'supscriptshift', 'symmetric', 'voffset', 'width', 'xmlns']);
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171 |
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172 | var xml = freeze(['xlink:href', 'xml:id', 'xlink:title', 'xml:space', 'xmlns:xlink']);
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173 |
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174 |
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175 | var MUSTACHE_EXPR = seal(/\{\{[\s\S]*|[\s\S]*\}\}/gm);
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176 | var ERB_EXPR = seal(/<%[\s\S]*|[\s\S]*%>/gm);
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177 | var DATA_ATTR = seal(/^data-[\-\w.\u00B7-\uFFFF]/);
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178 | var ARIA_ATTR = seal(/^aria-[\-\w]+$/);
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179 | var IS_ALLOWED_URI = seal(/^(?:(?:(?:f|ht)tps?|mailto|tel|callto|cid|xmpp):|[^a-z]|[a-z+.\-]+(?:[^a-z+.\-:]|$))/i
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180 | );
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181 | var IS_SCRIPT_OR_DATA = seal(/^(?:\w+script|data):/i);
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182 | var ATTR_WHITESPACE = seal(/[\u0000-\u0020\u00A0\u1680\u180E\u2000-\u2029\u205F\u3000]/g
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183 | );
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184 |
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185 | 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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186 |
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187 | 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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188 |
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189 | var getGlobal = function getGlobal() {
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190 | return typeof window === 'undefined' ? null : window;
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191 | };
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192 |
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193 |
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194 |
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195 |
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196 |
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197 |
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198 |
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199 |
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200 |
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201 | var _createTrustedTypesPolicy = function _createTrustedTypesPolicy(trustedTypes, document) {
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202 | if ((typeof trustedTypes === 'undefined' ? 'undefined' : _typeof(trustedTypes)) !== 'object' || typeof trustedTypes.createPolicy !== 'function') {
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203 | return null;
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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 | var suffix = null;
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210 | var ATTR_NAME = 'data-tt-policy-suffix';
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211 | if (document.currentScript && document.currentScript.hasAttribute(ATTR_NAME)) {
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212 | suffix = document.currentScript.getAttribute(ATTR_NAME);
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213 | }
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214 |
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215 | var policyName = 'dompurify' + (suffix ? '#' + suffix : '');
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216 |
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217 | try {
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218 | return trustedTypes.createPolicy(policyName, {
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219 | createHTML: function createHTML(html$$1) {
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220 | return html$$1;
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221 | }
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222 | });
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223 | } catch (_) {
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224 |
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225 |
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226 |
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227 | console.warn('TrustedTypes policy ' + policyName + ' could not be created.');
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228 | return null;
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229 | }
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230 | };
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231 |
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232 | function createDOMPurify() {
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233 | var window = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : getGlobal();
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234 |
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235 | var DOMPurify = function DOMPurify(root) {
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236 | return createDOMPurify(root);
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237 | };
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238 |
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239 | |
240 |
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241 |
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242 |
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243 | DOMPurify.version = '2.2.6';
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244 |
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245 | |
246 |
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247 |
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248 |
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249 | DOMPurify.removed = [];
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250 |
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251 | if (!window || !window.document || window.document.nodeType !== 9) {
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252 |
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253 |
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254 | DOMPurify.isSupported = false;
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255 |
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256 | return DOMPurify;
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257 | }
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258 |
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259 | var originalDocument = window.document;
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260 |
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261 | var document = window.document;
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262 | var DocumentFragment = window.DocumentFragment,
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263 | HTMLTemplateElement = window.HTMLTemplateElement,
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264 | Node = window.Node,
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265 | Element = window.Element,
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266 | NodeFilter = window.NodeFilter,
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267 | _window$NamedNodeMap = window.NamedNodeMap,
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268 | NamedNodeMap = _window$NamedNodeMap === undefined ? window.NamedNodeMap || window.MozNamedAttrMap : _window$NamedNodeMap,
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269 | Text = window.Text,
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270 | Comment = window.Comment,
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271 | DOMParser = window.DOMParser,
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272 | trustedTypes = window.trustedTypes;
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273 |
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274 |
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275 | var ElementPrototype = Element.prototype;
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276 |
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277 | var cloneNode = lookupGetter(ElementPrototype, 'cloneNode');
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278 | var getNextSibling = lookupGetter(ElementPrototype, 'nextSibling');
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279 | var getChildNodes = lookupGetter(ElementPrototype, 'childNodes');
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280 | var getParentNode = lookupGetter(ElementPrototype, 'parentNode');
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281 |
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282 |
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283 |
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284 |
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285 |
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286 |
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287 |
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288 | if (typeof HTMLTemplateElement === 'function') {
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289 | var template = document.createElement('template');
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290 | if (template.content && template.content.ownerDocument) {
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291 | document = template.content.ownerDocument;
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292 | }
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293 | }
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294 |
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295 | var trustedTypesPolicy = _createTrustedTypesPolicy(trustedTypes, originalDocument);
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296 | var emptyHTML = trustedTypesPolicy && RETURN_TRUSTED_TYPE ? trustedTypesPolicy.createHTML('') : '';
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297 |
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298 | var _document = document,
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299 | implementation = _document.implementation,
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300 | createNodeIterator = _document.createNodeIterator,
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301 | getElementsByTagName = _document.getElementsByTagName,
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302 | createDocumentFragment = _document.createDocumentFragment;
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303 | var importNode = originalDocument.importNode;
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304 |
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305 |
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306 | var documentMode = {};
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307 | try {
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308 | documentMode = clone(document).documentMode ? document.documentMode : {};
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309 | } catch (_) {}
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310 |
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311 | var hooks = {};
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312 |
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313 | |
314 |
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315 |
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316 | DOMPurify.isSupported = implementation && typeof implementation.createHTMLDocument !== 'undefined' && documentMode !== 9;
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317 |
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318 | var MUSTACHE_EXPR$$1 = MUSTACHE_EXPR,
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319 | ERB_EXPR$$1 = ERB_EXPR,
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320 | DATA_ATTR$$1 = DATA_ATTR,
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321 | ARIA_ATTR$$1 = ARIA_ATTR,
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322 | IS_SCRIPT_OR_DATA$$1 = IS_SCRIPT_OR_DATA,
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323 | ATTR_WHITESPACE$$1 = ATTR_WHITESPACE;
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324 | var IS_ALLOWED_URI$$1 = IS_ALLOWED_URI;
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325 |
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326 | |
327 |
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328 |
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329 |
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330 |
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331 |
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332 |
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333 | var ALLOWED_TAGS = null;
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334 | 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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335 |
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336 |
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337 | var ALLOWED_ATTR = null;
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338 | 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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339 |
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340 |
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341 | var FORBID_TAGS = null;
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342 |
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343 |
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344 | var FORBID_ATTR = null;
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345 |
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346 |
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347 | var ALLOW_ARIA_ATTR = true;
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348 |
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349 |
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350 | var ALLOW_DATA_ATTR = true;
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351 |
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352 |
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353 | var ALLOW_UNKNOWN_PROTOCOLS = false;
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354 |
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355 | |
356 |
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357 |
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358 | var SAFE_FOR_TEMPLATES = false;
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359 |
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360 |
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361 | var WHOLE_DOCUMENT = false;
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362 |
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363 |
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364 | var SET_CONFIG = false;
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365 |
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366 | |
367 |
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368 | var FORCE_BODY = false;
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369 |
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370 | |
371 |
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372 |
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373 |
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374 | var RETURN_DOM = false;
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375 |
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376 | |
377 |
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378 | var RETURN_DOM_FRAGMENT = false;
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379 |
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380 | |
381 |
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382 |
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383 |
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384 |
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385 |
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386 |
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387 |
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388 |
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389 | var RETURN_DOM_IMPORT = true;
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390 |
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391 | |
392 |
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393 | var RETURN_TRUSTED_TYPE = false;
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394 |
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395 |
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396 | var SANITIZE_DOM = true;
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397 |
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398 |
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399 | var KEEP_CONTENT = true;
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400 |
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401 | |
402 |
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403 | var IN_PLACE = false;
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404 |
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405 |
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406 | var USE_PROFILES = {};
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407 |
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408 |
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409 | var 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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410 |
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411 |
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412 | var DATA_URI_TAGS = null;
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413 | var DEFAULT_DATA_URI_TAGS = addToSet({}, ['audio', 'video', 'img', 'source', 'image', 'track']);
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414 |
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415 |
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416 | var URI_SAFE_ATTRIBUTES = null;
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417 | var DEFAULT_URI_SAFE_ATTRIBUTES = addToSet({}, ['alt', 'class', 'for', 'id', 'label', 'name', 'pattern', 'placeholder', 'summary', 'title', 'value', 'style', 'xmlns']);
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418 |
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419 |
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420 | var CONFIG = null;
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421 |
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422 |
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423 |
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424 |
|
425 | var formElement = document.createElement('form');
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426 |
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427 | |
428 |
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429 |
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430 |
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431 |
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432 |
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433 | var _parseConfig = function _parseConfig(cfg) {
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434 | if (CONFIG && CONFIG === cfg) {
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435 | return;
|
436 | }
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437 |
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438 |
|
439 | if (!cfg || (typeof cfg === 'undefined' ? 'undefined' : _typeof(cfg)) !== 'object') {
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440 | cfg = {};
|
441 | }
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442 |
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443 |
|
444 | cfg = clone(cfg);
|
445 |
|
446 |
|
447 | ALLOWED_TAGS = 'ALLOWED_TAGS' in cfg ? addToSet({}, cfg.ALLOWED_TAGS) : DEFAULT_ALLOWED_TAGS;
|
448 | ALLOWED_ATTR = 'ALLOWED_ATTR' in cfg ? addToSet({}, cfg.ALLOWED_ATTR) : DEFAULT_ALLOWED_ATTR;
|
449 | URI_SAFE_ATTRIBUTES = 'ADD_URI_SAFE_ATTR' in cfg ? addToSet(clone(DEFAULT_URI_SAFE_ATTRIBUTES), cfg.ADD_URI_SAFE_ATTR) : DEFAULT_URI_SAFE_ATTRIBUTES;
|
450 | DATA_URI_TAGS = 'ADD_DATA_URI_TAGS' in cfg ? addToSet(clone(DEFAULT_DATA_URI_TAGS), cfg.ADD_DATA_URI_TAGS) : DEFAULT_DATA_URI_TAGS;
|
451 | FORBID_TAGS = 'FORBID_TAGS' in cfg ? addToSet({}, cfg.FORBID_TAGS) : {};
|
452 | FORBID_ATTR = 'FORBID_ATTR' in cfg ? addToSet({}, cfg.FORBID_ATTR) : {};
|
453 | USE_PROFILES = 'USE_PROFILES' in cfg ? cfg.USE_PROFILES : false;
|
454 | ALLOW_ARIA_ATTR = cfg.ALLOW_ARIA_ATTR !== false;
|
455 | ALLOW_DATA_ATTR = cfg.ALLOW_DATA_ATTR !== false;
|
456 | ALLOW_UNKNOWN_PROTOCOLS = cfg.ALLOW_UNKNOWN_PROTOCOLS || false;
|
457 | SAFE_FOR_TEMPLATES = cfg.SAFE_FOR_TEMPLATES || false;
|
458 | WHOLE_DOCUMENT = cfg.WHOLE_DOCUMENT || false;
|
459 | RETURN_DOM = cfg.RETURN_DOM || false;
|
460 | RETURN_DOM_FRAGMENT = cfg.RETURN_DOM_FRAGMENT || false;
|
461 | RETURN_DOM_IMPORT = cfg.RETURN_DOM_IMPORT !== false;
|
462 | RETURN_TRUSTED_TYPE = cfg.RETURN_TRUSTED_TYPE || false;
|
463 | FORCE_BODY = cfg.FORCE_BODY || false;
|
464 | SANITIZE_DOM = cfg.SANITIZE_DOM !== false;
|
465 | KEEP_CONTENT = cfg.KEEP_CONTENT !== false;
|
466 | IN_PLACE = cfg.IN_PLACE || false;
|
467 | IS_ALLOWED_URI$$1 = cfg.ALLOWED_URI_REGEXP || IS_ALLOWED_URI$$1;
|
468 | if (SAFE_FOR_TEMPLATES) {
|
469 | ALLOW_DATA_ATTR = false;
|
470 | }
|
471 |
|
472 | if (RETURN_DOM_FRAGMENT) {
|
473 | RETURN_DOM = true;
|
474 | }
|
475 |
|
476 |
|
477 | if (USE_PROFILES) {
|
478 | ALLOWED_TAGS = addToSet({}, [].concat(_toConsumableArray$1(text)));
|
479 | ALLOWED_ATTR = [];
|
480 | if (USE_PROFILES.html === true) {
|
481 | addToSet(ALLOWED_TAGS, html);
|
482 | addToSet(ALLOWED_ATTR, html$1);
|
483 | }
|
484 |
|
485 | if (USE_PROFILES.svg === true) {
|
486 | addToSet(ALLOWED_TAGS, svg);
|
487 | addToSet(ALLOWED_ATTR, svg$1);
|
488 | addToSet(ALLOWED_ATTR, xml);
|
489 | }
|
490 |
|
491 | if (USE_PROFILES.svgFilters === true) {
|
492 | addToSet(ALLOWED_TAGS, svgFilters);
|
493 | addToSet(ALLOWED_ATTR, svg$1);
|
494 | addToSet(ALLOWED_ATTR, xml);
|
495 | }
|
496 |
|
497 | if (USE_PROFILES.mathMl === true) {
|
498 | addToSet(ALLOWED_TAGS, mathMl);
|
499 | addToSet(ALLOWED_ATTR, mathMl$1);
|
500 | addToSet(ALLOWED_ATTR, xml);
|
501 | }
|
502 | }
|
503 |
|
504 |
|
505 | if (cfg.ADD_TAGS) {
|
506 | if (ALLOWED_TAGS === DEFAULT_ALLOWED_TAGS) {
|
507 | ALLOWED_TAGS = clone(ALLOWED_TAGS);
|
508 | }
|
509 |
|
510 | addToSet(ALLOWED_TAGS, cfg.ADD_TAGS);
|
511 | }
|
512 |
|
513 | if (cfg.ADD_ATTR) {
|
514 | if (ALLOWED_ATTR === DEFAULT_ALLOWED_ATTR) {
|
515 | ALLOWED_ATTR = clone(ALLOWED_ATTR);
|
516 | }
|
517 |
|
518 | addToSet(ALLOWED_ATTR, cfg.ADD_ATTR);
|
519 | }
|
520 |
|
521 | if (cfg.ADD_URI_SAFE_ATTR) {
|
522 | addToSet(URI_SAFE_ATTRIBUTES, cfg.ADD_URI_SAFE_ATTR);
|
523 | }
|
524 |
|
525 |
|
526 | if (KEEP_CONTENT) {
|
527 | ALLOWED_TAGS['#text'] = true;
|
528 | }
|
529 |
|
530 |
|
531 | if (WHOLE_DOCUMENT) {
|
532 | addToSet(ALLOWED_TAGS, ['html', 'head', 'body']);
|
533 | }
|
534 |
|
535 |
|
536 | if (ALLOWED_TAGS.table) {
|
537 | addToSet(ALLOWED_TAGS, ['tbody']);
|
538 | delete FORBID_TAGS.tbody;
|
539 | }
|
540 |
|
541 |
|
542 |
|
543 | if (freeze) {
|
544 | freeze(cfg);
|
545 | }
|
546 |
|
547 | CONFIG = cfg;
|
548 | };
|
549 |
|
550 | var MATHML_TEXT_INTEGRATION_POINTS = addToSet({}, ['mi', 'mo', 'mn', 'ms', 'mtext']);
|
551 |
|
552 | var HTML_INTEGRATION_POINTS = addToSet({}, ['foreignobject', 'desc', 'title', 'annotation-xml']);
|
553 |
|
554 | |
555 |
|
556 |
|
557 | var ALL_SVG_TAGS = addToSet({}, svg);
|
558 | addToSet(ALL_SVG_TAGS, svgFilters);
|
559 | addToSet(ALL_SVG_TAGS, svgDisallowed);
|
560 |
|
561 | var ALL_MATHML_TAGS = addToSet({}, mathMl);
|
562 | addToSet(ALL_MATHML_TAGS, mathMlDisallowed);
|
563 |
|
564 | var MATHML_NAMESPACE = 'http://www.w3.org/1998/Math/MathML';
|
565 | var SVG_NAMESPACE = 'http://www.w3.org/2000/svg';
|
566 | var HTML_NAMESPACE = 'http://www.w3.org/1999/xhtml';
|
567 |
|
568 | |
569 |
|
570 |
|
571 |
|
572 |
|
573 |
|
574 |
|
575 |
|
576 | var _checkValidNamespace = function _checkValidNamespace(element) {
|
577 | var parent = getParentNode(element);
|
578 |
|
579 |
|
580 |
|
581 | if (!parent || !parent.tagName) {
|
582 | parent = {
|
583 | namespaceURI: HTML_NAMESPACE,
|
584 | tagName: 'template'
|
585 | };
|
586 | }
|
587 |
|
588 | var tagName = stringToLowerCase(element.tagName);
|
589 | var parentTagName = stringToLowerCase(parent.tagName);
|
590 |
|
591 | if (element.namespaceURI === SVG_NAMESPACE) {
|
592 |
|
593 |
|
594 |
|
595 | if (parent.namespaceURI === HTML_NAMESPACE) {
|
596 | return tagName === 'svg';
|
597 | }
|
598 |
|
599 |
|
600 |
|
601 |
|
602 | if (parent.namespaceURI === MATHML_NAMESPACE) {
|
603 | return tagName === 'svg' && (parentTagName === 'annotation-xml' || MATHML_TEXT_INTEGRATION_POINTS[parentTagName]);
|
604 | }
|
605 |
|
606 |
|
607 |
|
608 | return Boolean(ALL_SVG_TAGS[tagName]);
|
609 | }
|
610 |
|
611 | if (element.namespaceURI === MATHML_NAMESPACE) {
|
612 |
|
613 |
|
614 |
|
615 | if (parent.namespaceURI === HTML_NAMESPACE) {
|
616 | return tagName === 'math';
|
617 | }
|
618 |
|
619 |
|
620 |
|
621 | if (parent.namespaceURI === SVG_NAMESPACE) {
|
622 | return tagName === 'math' && HTML_INTEGRATION_POINTS[parentTagName];
|
623 | }
|
624 |
|
625 |
|
626 |
|
627 | return Boolean(ALL_MATHML_TAGS[tagName]);
|
628 | }
|
629 |
|
630 | if (element.namespaceURI === HTML_NAMESPACE) {
|
631 |
|
632 |
|
633 |
|
634 | if (parent.namespaceURI === SVG_NAMESPACE && !HTML_INTEGRATION_POINTS[parentTagName]) {
|
635 | return false;
|
636 | }
|
637 |
|
638 | if (parent.namespaceURI === MATHML_NAMESPACE && !MATHML_TEXT_INTEGRATION_POINTS[parentTagName]) {
|
639 | return false;
|
640 | }
|
641 |
|
642 |
|
643 |
|
644 |
|
645 |
|
646 | var commonSvgAndHTMLElements = addToSet({}, ['title', 'style', 'font', 'a', 'script']);
|
647 |
|
648 |
|
649 |
|
650 | return !ALL_MATHML_TAGS[tagName] && (commonSvgAndHTMLElements[tagName] || !ALL_SVG_TAGS[tagName]);
|
651 | }
|
652 |
|
653 |
|
654 |
|
655 |
|
656 | return false;
|
657 | };
|
658 |
|
659 | |
660 |
|
661 |
|
662 |
|
663 |
|
664 | var _forceRemove = function _forceRemove(node) {
|
665 | arrayPush(DOMPurify.removed, { element: node });
|
666 | try {
|
667 | node.parentNode.removeChild(node);
|
668 | } catch (_) {
|
669 | try {
|
670 | node.outerHTML = emptyHTML;
|
671 | } catch (_) {
|
672 | node.remove();
|
673 | }
|
674 | }
|
675 | };
|
676 |
|
677 | |
678 |
|
679 |
|
680 |
|
681 |
|
682 |
|
683 | var _removeAttribute = function _removeAttribute(name, node) {
|
684 | try {
|
685 | arrayPush(DOMPurify.removed, {
|
686 | attribute: node.getAttributeNode(name),
|
687 | from: node
|
688 | });
|
689 | } catch (_) {
|
690 | arrayPush(DOMPurify.removed, {
|
691 | attribute: null,
|
692 | from: node
|
693 | });
|
694 | }
|
695 |
|
696 | node.removeAttribute(name);
|
697 | };
|
698 |
|
699 | |
700 |
|
701 |
|
702 |
|
703 |
|
704 |
|
705 | var _initDocument = function _initDocument(dirty) {
|
706 |
|
707 | var doc = void 0;
|
708 | var leadingWhitespace = void 0;
|
709 |
|
710 | if (FORCE_BODY) {
|
711 | dirty = '<remove></remove>' + dirty;
|
712 | } else {
|
713 |
|
714 | var matches = stringMatch(dirty, /^[\r\n\t ]+/);
|
715 | leadingWhitespace = matches && matches[0];
|
716 | }
|
717 |
|
718 | var dirtyPayload = trustedTypesPolicy ? trustedTypesPolicy.createHTML(dirty) : dirty;
|
719 |
|
720 | try {
|
721 | doc = new DOMParser().parseFromString(dirtyPayload, 'text/html');
|
722 | } catch (_) {}
|
723 |
|
724 |
|
725 | if (!doc || !doc.documentElement) {
|
726 | doc = implementation.createHTMLDocument('');
|
727 | var _doc = doc,
|
728 | body = _doc.body;
|
729 |
|
730 | body.parentNode.removeChild(body.parentNode.firstElementChild);
|
731 | body.outerHTML = dirtyPayload;
|
732 | }
|
733 |
|
734 | if (dirty && leadingWhitespace) {
|
735 | doc.body.insertBefore(document.createTextNode(leadingWhitespace), doc.body.childNodes[0] || null);
|
736 | }
|
737 |
|
738 |
|
739 | return getElementsByTagName.call(doc, WHOLE_DOCUMENT ? 'html' : 'body')[0];
|
740 | };
|
741 |
|
742 | |
743 |
|
744 |
|
745 |
|
746 |
|
747 |
|
748 | var _createIterator = function _createIterator(root) {
|
749 | return createNodeIterator.call(root.ownerDocument || root, root, NodeFilter.SHOW_ELEMENT | NodeFilter.SHOW_COMMENT | NodeFilter.SHOW_TEXT, function () {
|
750 | return NodeFilter.FILTER_ACCEPT;
|
751 | }, false);
|
752 | };
|
753 |
|
754 | |
755 |
|
756 |
|
757 |
|
758 |
|
759 |
|
760 | var _isClobbered = function _isClobbered(elm) {
|
761 | if (elm instanceof Text || elm instanceof Comment) {
|
762 | return false;
|
763 | }
|
764 |
|
765 | if (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') {
|
766 | return true;
|
767 | }
|
768 |
|
769 | return false;
|
770 | };
|
771 |
|
772 | |
773 |
|
774 |
|
775 |
|
776 |
|
777 |
|
778 | var _isNode = function _isNode(object) {
|
779 | 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';
|
780 | };
|
781 |
|
782 | |
783 |
|
784 |
|
785 |
|
786 |
|
787 |
|
788 |
|
789 |
|
790 | var _executeHook = function _executeHook(entryPoint, currentNode, data) {
|
791 | if (!hooks[entryPoint]) {
|
792 | return;
|
793 | }
|
794 |
|
795 | arrayForEach(hooks[entryPoint], function (hook) {
|
796 | hook.call(DOMPurify, currentNode, data, CONFIG);
|
797 | });
|
798 | };
|
799 |
|
800 | |
801 |
|
802 |
|
803 |
|
804 |
|
805 |
|
806 |
|
807 |
|
808 |
|
809 |
|
810 | var _sanitizeElements = function _sanitizeElements(currentNode) {
|
811 | var content = void 0;
|
812 |
|
813 |
|
814 | _executeHook('beforeSanitizeElements', currentNode, null);
|
815 |
|
816 |
|
817 | if (_isClobbered(currentNode)) {
|
818 | _forceRemove(currentNode);
|
819 | return true;
|
820 | }
|
821 |
|
822 |
|
823 | if (stringMatch(currentNode.nodeName, /[\u0080-\uFFFF]/)) {
|
824 | _forceRemove(currentNode);
|
825 | return true;
|
826 | }
|
827 |
|
828 |
|
829 | var tagName = stringToLowerCase(currentNode.nodeName);
|
830 |
|
831 |
|
832 | _executeHook('uponSanitizeElement', currentNode, {
|
833 | tagName: tagName,
|
834 | allowedTags: ALLOWED_TAGS
|
835 | });
|
836 |
|
837 |
|
838 | if (!_isNode(currentNode.firstElementChild) && (!_isNode(currentNode.content) || !_isNode(currentNode.content.firstElementChild)) && regExpTest(/<[/\w]/g, currentNode.innerHTML) && regExpTest(/<[/\w]/g, currentNode.textContent)) {
|
839 | _forceRemove(currentNode);
|
840 | return true;
|
841 | }
|
842 |
|
843 |
|
844 | if (!ALLOWED_TAGS[tagName] || FORBID_TAGS[tagName]) {
|
845 |
|
846 | if (KEEP_CONTENT && !FORBID_CONTENTS[tagName]) {
|
847 | var parentNode = getParentNode(currentNode);
|
848 | var childNodes = getChildNodes(currentNode);
|
849 | var childCount = childNodes.length;
|
850 | for (var i = childCount - 1; i >= 0; --i) {
|
851 | parentNode.insertBefore(cloneNode(childNodes[i], true), getNextSibling(currentNode));
|
852 | }
|
853 | }
|
854 |
|
855 | _forceRemove(currentNode);
|
856 | return true;
|
857 | }
|
858 |
|
859 |
|
860 | if (currentNode instanceof Element && !_checkValidNamespace(currentNode)) {
|
861 | _forceRemove(currentNode);
|
862 | return true;
|
863 | }
|
864 |
|
865 | if ((tagName === 'noscript' || tagName === 'noembed') && regExpTest(/<\/no(script|embed)/i, currentNode.innerHTML)) {
|
866 | _forceRemove(currentNode);
|
867 | return true;
|
868 | }
|
869 |
|
870 |
|
871 | if (SAFE_FOR_TEMPLATES && currentNode.nodeType === 3) {
|
872 |
|
873 | content = currentNode.textContent;
|
874 | content = stringReplace(content, MUSTACHE_EXPR$$1, ' ');
|
875 | content = stringReplace(content, ERB_EXPR$$1, ' ');
|
876 | if (currentNode.textContent !== content) {
|
877 | arrayPush(DOMPurify.removed, { element: currentNode.cloneNode() });
|
878 | currentNode.textContent = content;
|
879 | }
|
880 | }
|
881 |
|
882 |
|
883 | _executeHook('afterSanitizeElements', currentNode, null);
|
884 |
|
885 | return false;
|
886 | };
|
887 |
|
888 | |
889 |
|
890 |
|
891 |
|
892 |
|
893 |
|
894 |
|
895 |
|
896 |
|
897 | var _isValidAttribute = function _isValidAttribute(lcTag, lcName, value) {
|
898 |
|
899 | if (SANITIZE_DOM && (lcName === 'id' || lcName === 'name') && (value in document || value in formElement)) {
|
900 | return false;
|
901 | }
|
902 |
|
903 | |
904 |
|
905 |
|
906 |
|
907 | if (ALLOW_DATA_ATTR && regExpTest(DATA_ATTR$$1, lcName)) ; else if (ALLOW_ARIA_ATTR && regExpTest(ARIA_ATTR$$1, lcName)) ; else if (!ALLOWED_ATTR[lcName] || FORBID_ATTR[lcName]) {
|
908 | return false;
|
909 |
|
910 |
|
911 | } else if (URI_SAFE_ATTRIBUTES[lcName]) ; else if (regExpTest(IS_ALLOWED_URI$$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$$1, ''))) ; else if (!value) ; else {
|
912 | return false;
|
913 | }
|
914 |
|
915 | return true;
|
916 | };
|
917 |
|
918 | |
919 |
|
920 |
|
921 |
|
922 |
|
923 |
|
924 |
|
925 |
|
926 |
|
927 |
|
928 | var _sanitizeAttributes = function _sanitizeAttributes(currentNode) {
|
929 | var attr = void 0;
|
930 | var value = void 0;
|
931 | var lcName = void 0;
|
932 | var l = void 0;
|
933 |
|
934 | _executeHook('beforeSanitizeAttributes', currentNode, null);
|
935 |
|
936 | var attributes = currentNode.attributes;
|
937 |
|
938 |
|
939 |
|
940 | if (!attributes) {
|
941 | return;
|
942 | }
|
943 |
|
944 | var hookEvent = {
|
945 | attrName: '',
|
946 | attrValue: '',
|
947 | keepAttr: true,
|
948 | allowedAttributes: ALLOWED_ATTR
|
949 | };
|
950 | l = attributes.length;
|
951 |
|
952 |
|
953 | while (l--) {
|
954 | attr = attributes[l];
|
955 | var _attr = attr,
|
956 | name = _attr.name,
|
957 | namespaceURI = _attr.namespaceURI;
|
958 |
|
959 | value = stringTrim(attr.value);
|
960 | lcName = stringToLowerCase(name);
|
961 |
|
962 |
|
963 | hookEvent.attrName = lcName;
|
964 | hookEvent.attrValue = value;
|
965 | hookEvent.keepAttr = true;
|
966 | hookEvent.forceKeepAttr = undefined;
|
967 | _executeHook('uponSanitizeAttribute', currentNode, hookEvent);
|
968 | value = hookEvent.attrValue;
|
969 |
|
970 | if (hookEvent.forceKeepAttr) {
|
971 | continue;
|
972 | }
|
973 |
|
974 |
|
975 | _removeAttribute(name, currentNode);
|
976 |
|
977 |
|
978 | if (!hookEvent.keepAttr) {
|
979 | continue;
|
980 | }
|
981 |
|
982 |
|
983 | if (regExpTest(/\/>/i, value)) {
|
984 | _removeAttribute(name, currentNode);
|
985 | continue;
|
986 | }
|
987 |
|
988 |
|
989 | if (SAFE_FOR_TEMPLATES) {
|
990 | value = stringReplace(value, MUSTACHE_EXPR$$1, ' ');
|
991 | value = stringReplace(value, ERB_EXPR$$1, ' ');
|
992 | }
|
993 |
|
994 |
|
995 | var lcTag = currentNode.nodeName.toLowerCase();
|
996 | if (!_isValidAttribute(lcTag, lcName, value)) {
|
997 | continue;
|
998 | }
|
999 |
|
1000 |
|
1001 | try {
|
1002 | if (namespaceURI) {
|
1003 | currentNode.setAttributeNS(namespaceURI, name, value);
|
1004 | } else {
|
1005 |
|
1006 | currentNode.setAttribute(name, value);
|
1007 | }
|
1008 |
|
1009 | arrayPop(DOMPurify.removed);
|
1010 | } catch (_) {}
|
1011 | }
|
1012 |
|
1013 |
|
1014 | _executeHook('afterSanitizeAttributes', currentNode, null);
|
1015 | };
|
1016 |
|
1017 | |
1018 |
|
1019 |
|
1020 |
|
1021 |
|
1022 | var _sanitizeShadowDOM = function _sanitizeShadowDOM(fragment) {
|
1023 | var shadowNode = void 0;
|
1024 | var shadowIterator = _createIterator(fragment);
|
1025 |
|
1026 |
|
1027 | _executeHook('beforeSanitizeShadowDOM', fragment, null);
|
1028 |
|
1029 | while (shadowNode = shadowIterator.nextNode()) {
|
1030 |
|
1031 | _executeHook('uponSanitizeShadowNode', shadowNode, null);
|
1032 |
|
1033 |
|
1034 | if (_sanitizeElements(shadowNode)) {
|
1035 | continue;
|
1036 | }
|
1037 |
|
1038 |
|
1039 | if (shadowNode.content instanceof DocumentFragment) {
|
1040 | _sanitizeShadowDOM(shadowNode.content);
|
1041 | }
|
1042 |
|
1043 |
|
1044 | _sanitizeAttributes(shadowNode);
|
1045 | }
|
1046 |
|
1047 |
|
1048 | _executeHook('afterSanitizeShadowDOM', fragment, null);
|
1049 | };
|
1050 |
|
1051 | |
1052 |
|
1053 |
|
1054 |
|
1055 |
|
1056 |
|
1057 |
|
1058 |
|
1059 | DOMPurify.sanitize = function (dirty, cfg) {
|
1060 | var body = void 0;
|
1061 | var importedNode = void 0;
|
1062 | var currentNode = void 0;
|
1063 | var oldNode = void 0;
|
1064 | var returnNode = void 0;
|
1065 | |
1066 |
|
1067 |
|
1068 | if (!dirty) {
|
1069 | dirty = '<!-->';
|
1070 | }
|
1071 |
|
1072 |
|
1073 | if (typeof dirty !== 'string' && !_isNode(dirty)) {
|
1074 |
|
1075 | if (typeof dirty.toString !== 'function') {
|
1076 | throw typeErrorCreate('toString is not a function');
|
1077 | } else {
|
1078 | dirty = dirty.toString();
|
1079 | if (typeof dirty !== 'string') {
|
1080 | throw typeErrorCreate('dirty is not a string, aborting');
|
1081 | }
|
1082 | }
|
1083 | }
|
1084 |
|
1085 |
|
1086 | if (!DOMPurify.isSupported) {
|
1087 | if (_typeof(window.toStaticHTML) === 'object' || typeof window.toStaticHTML === 'function') {
|
1088 | if (typeof dirty === 'string') {
|
1089 | return window.toStaticHTML(dirty);
|
1090 | }
|
1091 |
|
1092 | if (_isNode(dirty)) {
|
1093 | return window.toStaticHTML(dirty.outerHTML);
|
1094 | }
|
1095 | }
|
1096 |
|
1097 | return dirty;
|
1098 | }
|
1099 |
|
1100 |
|
1101 | if (!SET_CONFIG) {
|
1102 | _parseConfig(cfg);
|
1103 | }
|
1104 |
|
1105 |
|
1106 | DOMPurify.removed = [];
|
1107 |
|
1108 |
|
1109 | if (typeof dirty === 'string') {
|
1110 | IN_PLACE = false;
|
1111 | }
|
1112 |
|
1113 | if (IN_PLACE) ; else if (dirty instanceof Node) {
|
1114 | |
1115 |
|
1116 | body = _initDocument('<!---->');
|
1117 | importedNode = body.ownerDocument.importNode(dirty, true);
|
1118 | if (importedNode.nodeType === 1 && importedNode.nodeName === 'BODY') {
|
1119 |
|
1120 | body = importedNode;
|
1121 | } else if (importedNode.nodeName === 'HTML') {
|
1122 | body = importedNode;
|
1123 | } else {
|
1124 |
|
1125 | body.appendChild(importedNode);
|
1126 | }
|
1127 | } else {
|
1128 |
|
1129 | if (!RETURN_DOM && !SAFE_FOR_TEMPLATES && !WHOLE_DOCUMENT &&
|
1130 |
|
1131 | dirty.indexOf('<') === -1) {
|
1132 | return trustedTypesPolicy && RETURN_TRUSTED_TYPE ? trustedTypesPolicy.createHTML(dirty) : dirty;
|
1133 | }
|
1134 |
|
1135 |
|
1136 | body = _initDocument(dirty);
|
1137 |
|
1138 |
|
1139 | if (!body) {
|
1140 | return RETURN_DOM ? null : emptyHTML;
|
1141 | }
|
1142 | }
|
1143 |
|
1144 |
|
1145 | if (body && FORCE_BODY) {
|
1146 | _forceRemove(body.firstChild);
|
1147 | }
|
1148 |
|
1149 |
|
1150 | var nodeIterator = _createIterator(IN_PLACE ? dirty : body);
|
1151 |
|
1152 |
|
1153 | while (currentNode = nodeIterator.nextNode()) {
|
1154 |
|
1155 | if (currentNode.nodeType === 3 && currentNode === oldNode) {
|
1156 | continue;
|
1157 | }
|
1158 |
|
1159 |
|
1160 | if (_sanitizeElements(currentNode)) {
|
1161 | continue;
|
1162 | }
|
1163 |
|
1164 |
|
1165 | if (currentNode.content instanceof DocumentFragment) {
|
1166 | _sanitizeShadowDOM(currentNode.content);
|
1167 | }
|
1168 |
|
1169 |
|
1170 | _sanitizeAttributes(currentNode);
|
1171 |
|
1172 | oldNode = currentNode;
|
1173 | }
|
1174 |
|
1175 | oldNode = null;
|
1176 |
|
1177 |
|
1178 | if (IN_PLACE) {
|
1179 | return dirty;
|
1180 | }
|
1181 |
|
1182 |
|
1183 | if (RETURN_DOM) {
|
1184 | if (RETURN_DOM_FRAGMENT) {
|
1185 | returnNode = createDocumentFragment.call(body.ownerDocument);
|
1186 |
|
1187 | while (body.firstChild) {
|
1188 |
|
1189 | returnNode.appendChild(body.firstChild);
|
1190 | }
|
1191 | } else {
|
1192 | returnNode = body;
|
1193 | }
|
1194 |
|
1195 | if (RETURN_DOM_IMPORT) {
|
1196 | |
1197 |
|
1198 |
|
1199 |
|
1200 |
|
1201 |
|
1202 |
|
1203 | returnNode = importNode.call(originalDocument, returnNode, true);
|
1204 | }
|
1205 |
|
1206 | return returnNode;
|
1207 | }
|
1208 |
|
1209 | var serializedHTML = WHOLE_DOCUMENT ? body.outerHTML : body.innerHTML;
|
1210 |
|
1211 |
|
1212 | if (SAFE_FOR_TEMPLATES) {
|
1213 | serializedHTML = stringReplace(serializedHTML, MUSTACHE_EXPR$$1, ' ');
|
1214 | serializedHTML = stringReplace(serializedHTML, ERB_EXPR$$1, ' ');
|
1215 | }
|
1216 |
|
1217 | return trustedTypesPolicy && RETURN_TRUSTED_TYPE ? trustedTypesPolicy.createHTML(serializedHTML) : serializedHTML;
|
1218 | };
|
1219 |
|
1220 | |
1221 |
|
1222 |
|
1223 |
|
1224 |
|
1225 |
|
1226 | DOMPurify.setConfig = function (cfg) {
|
1227 | _parseConfig(cfg);
|
1228 | SET_CONFIG = true;
|
1229 | };
|
1230 |
|
1231 | |
1232 |
|
1233 |
|
1234 |
|
1235 |
|
1236 | DOMPurify.clearConfig = function () {
|
1237 | CONFIG = null;
|
1238 | SET_CONFIG = false;
|
1239 | };
|
1240 |
|
1241 | |
1242 |
|
1243 |
|
1244 |
|
1245 |
|
1246 |
|
1247 |
|
1248 |
|
1249 |
|
1250 |
|
1251 | DOMPurify.isValidAttribute = function (tag, attr, value) {
|
1252 |
|
1253 | if (!CONFIG) {
|
1254 | _parseConfig({});
|
1255 | }
|
1256 |
|
1257 | var lcTag = stringToLowerCase(tag);
|
1258 | var lcName = stringToLowerCase(attr);
|
1259 | return _isValidAttribute(lcTag, lcName, value);
|
1260 | };
|
1261 |
|
1262 | |
1263 |
|
1264 |
|
1265 |
|
1266 |
|
1267 |
|
1268 |
|
1269 | DOMPurify.addHook = function (entryPoint, hookFunction) {
|
1270 | if (typeof hookFunction !== 'function') {
|
1271 | return;
|
1272 | }
|
1273 |
|
1274 | hooks[entryPoint] = hooks[entryPoint] || [];
|
1275 | arrayPush(hooks[entryPoint], hookFunction);
|
1276 | };
|
1277 |
|
1278 | |
1279 |
|
1280 |
|
1281 |
|
1282 |
|
1283 |
|
1284 |
|
1285 | DOMPurify.removeHook = function (entryPoint) {
|
1286 | if (hooks[entryPoint]) {
|
1287 | arrayPop(hooks[entryPoint]);
|
1288 | }
|
1289 | };
|
1290 |
|
1291 | |
1292 |
|
1293 |
|
1294 |
|
1295 |
|
1296 |
|
1297 | DOMPurify.removeHooks = function (entryPoint) {
|
1298 | if (hooks[entryPoint]) {
|
1299 | hooks[entryPoint] = [];
|
1300 | }
|
1301 | };
|
1302 |
|
1303 | |
1304 |
|
1305 |
|
1306 |
|
1307 |
|
1308 | DOMPurify.removeAllHooks = function () {
|
1309 | hooks = {};
|
1310 | };
|
1311 |
|
1312 | return DOMPurify;
|
1313 | }
|
1314 |
|
1315 | var purify = createDOMPurify();
|
1316 |
|
1317 | module.exports = purify;
|
1318 |
|