Файловый менеджер

Файловый менеджер - Редактировать - /home/digitalm/invisalign/wp-content/plugins/elementor/assets/js/text-path.a20877e832db83423958.bundle.js

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/! elementor - v3.25.0 - 03-11-2024 / (self["webpackChunkelementor"] = self["webpackChunkelementor"] \|\| []).push([["text-path"],{ /**/ "../modules/shapes/assets/js/frontend/handlers/text-path.js": /!*****************************************************************!\ !* ../modules/shapes/assets/js/frontend/handlers/text-path.js ! \***************************************************************/ // ((__unused_webpack_module, exports, __webpack_require__) => { "use strict"; var _interopRequireDefault = __webpack_require__(/! @babel/runtime/helpers/interopRequireDefault / "../node_modules/@babel/runtime/helpers/interopRequireDefault.js"); Object.defineProperty(exports, "__esModule", ({ value: true })); exports["default"] = void 0; var _utils = __webpack_require__(/! elementor-frontend/utils/utils / "../assets/dev/js/frontend/utils/utils.js"); var _dompurify = _interopRequireDefault(__webpack_require__(/! dompurify / "../node_modules/dompurify/dist/purify.js")); class TextPathHandler extends elementorModules.frontend.handlers.Base { getDefaultSettings() { return { selectors: { pathContainer: '.e-text-path', svg: '.e-text-path > svg' } }; } getDefaultElements() { const { selectors } = this.getSettings(); const element = this.$element[0]; return { widgetWrapper: element, pathContainer: element.querySelector(selectors.pathContainer), svg: element.querySelector(selectors.svg), textPath: element.querySelector(selectors.textPath) }; } /* * Initialize the object. * * @return {void} / onInit() { this.elements = this.getDefaultElements(); this.fetchSVG().then(() => { // Generate unique IDs using the wrapper's `data-id`. this.pathId = `e-path-${this.elements.widgetWrapper.dataset.id}`; this.textPathId = `e-text-path-${this.elements.widgetWrapper.dataset.id}`; if (!this.elements.svg) { return; } this.initTextPath(); }); } /* * Fetch & Inject the SVG markup. * * @return {Promise} success / fetchSVG() { const { url } = this.elements.pathContainer.dataset; if (!url \|\| !url.endsWith('.svg')) { return Promise.reject(url); } return fetch(url).then(res => res.text()).then(svg => { this.elements.pathContainer.innerHTML = _dompurify.default.sanitize(svg); // Re-initialize the elements, so the SVG tag will be added. this.elements = this.getDefaultElements(); }); } /* * Gets a text offset (relative to the starting point) as a string or int, and set it as percents to the * `startOffset` attribute of the `<textPath>` element. * * @param {string\|number} offset The text start offset. * * @return {void} / setOffset(offset) { if (!this.elements.textPath) { return; } if (this.isRTL()) { offset = 100 - parseInt(offset); } this.elements.textPath.setAttribute('startOffset', offset + '%'); } /* * Handle element settings changes. * * @param {Object} setting The settings object from the editor. * * @return {void} / onElementChange(setting) { const { start_point: startPoint, text } = this.getElementSettings(); switch (setting) { case 'start_point': this.setOffset(startPoint.size); break; case 'text': this.setText(text); break; case 'text_path_direction': this.setOffset(startPoint.size); this.setText(text); break; default: break; } } /* * Attach a unique ID to the `path` element in the SVG, based on the container's ID. * This function selects the first `path` with a `data-path-anchor` attribute, or defaults to the first `path` element. * * @return {void} / attachIdToPath() { // Prioritize the custom `data` attribute over the `path` element, and fallback to the first `path`. const path = this.elements.svg.querySelector('[data-path-anchor]') \|\| this.elements.svg.querySelector('path'); path.id = this.pathId; } /* * Initialize & build the SVG markup of the widget using the settings from the panel. * * @return {void} / initTextPath() { const { start_point: startPoint } = this.getElementSettings(); const text = this.elements.pathContainer.dataset.text; this.attachIdToPath(); // Generate the `textPath` element with its settings. this.elements.svg.innerHTML += ` <text> <textPath id="${this.textPathId}" href="#${this.pathId}"></textPath> </text> `; // Regenerate the elements object to have access to `this.elements.textPath`. this.elements.textPath = this.elements.svg.querySelector(`#${this.textPathId}`); this.setOffset(startPoint.size); this.setText(text); } /* * Sets the text on the SVG path, including the link (if set) and its properties. * * @param {string} newText The new text to put in the text path. * * @return {void} / setText(newText) { const { is_external: isExternal, nofollow } = this.getElementSettings().link; const { linkUrl: url } = this.elements.pathContainer.dataset; const target = isExternal ? '_blank' : '', rel = nofollow ? 'nofollow' : ''; // Add link attributes. if (url) { newText = `<a href="${(0, _utils.escapeHTML)(url)}" rel="${rel}" target="${target}">${(0, _utils.escapeHTML)(newText)}</a>`; newText = _dompurify.default.sanitize(newText, { ADD_ATTR: ['target'] }); } // Set the text. this.elements.textPath.innerHTML = newText; // Remove the cloned element if exists. const existingClone = this.elements.svg.querySelector(`#${this.textPathId}-clone`); if (existingClone) { existingClone.remove(); } // Reverse the text if needed. if (this.shouldReverseText()) { // Keep an invisible selectable copy of original element for better a11y. const clone = this.elements.textPath.cloneNode(); clone.id += '-clone'; clone.classList.add('elementor-hidden'); clone.textContent = newText; this.elements.textPath.parentNode.appendChild(clone); this.reverseToRTL(); } } /* * Determine if the text direction of the widget should be RTL or not, based on the site direction and the widget's settings. * * @return {boolean} is RTL / isRTL() { const { text_path_direction: direction } = this.getElementSettings(); let isRTL = elementorFrontend.config.is_rtl; if (direction) { isRTL = 'rtl' === direction; } return isRTL; } /* * Determine if it should RTL the text (reversing it, etc.). * * @return {boolean} should RTL / shouldReverseText() { if (!this.isRTL()) { return false; } const isFirefox = elementorFrontend.utils.environment.firefox; if (isFirefox) { return false; } const isChromium = elementorFrontend.utils.environment.blink; if (isChromium) { return !this.isFixedChromiumVersion(); } return true; } /* * Chromium >= 96 fixed the issue with RTL text in SVG. * * @see https://chromium-review.googlesource.com/c/chromium/src/+/3159942 * @see https://chromium.googlesource.com/chromium/src/+/4f1bc7d6ff8bfbf6348613bdb970fcdc2a706b5a/chrome/VERSION / isFixedChromiumVersion() { const FIXED_CHROMIUM_VERSION = 96; const currentChromiumVersion = parseInt(navigator.userAgent.match(/(?:Chrom(?:e\|ium)\|Edg)\/([0-9]+)\./)[1]); return currentChromiumVersion >= FIXED_CHROMIUM_VERSION; } /* * Reverse the text path to support RTL. * * @return {void} / reverseToRTL() { // Make sure to use the inner `a` tag if exists. let parentElement = this.elements.textPath; parentElement = parentElement.querySelector('a') \|\| parentElement; // Catch all RTL chars and reverse their order. const pattern = /([\u0591-\u07FF\u200F\u202B\u202E\uFB1D-\uFDFD\uFE70-\uFEFC\s$&+,:;=?@#\|'<>.^()%!-]+)/ig; // Reverse the text. parentElement.textContent = parentElement.textContent.replace(pattern, word => { return word.split('').reverse().join(''); }); // Add a11y attributes. parentElement.setAttribute('aria-hidden', true); } } exports["default"] = TextPathHandler; /*/ }), // "../node_modules/dompurify/dist/purify.js": /!***********************************************!\ !* ../node_modules/dompurify/dist/purify.js ! \*********************************************/ // (function(module) { /! @license DOMPurify 3.1.3 \| (c) Cure53 and other contributors \| Released under the Apache license 2.0 and Mozilla Public License 2.0 \| github.com/cure53/DOMPurify/blob/3.1.3/LICENSE / (function (global, factory) { true ? module.exports = factory() : 0; })(this, (function () { 'use strict'; const { entries, setPrototypeOf, isFrozen, getPrototypeOf, getOwnPropertyDescriptor } = Object; let { freeze, seal, create } = Object; // eslint-disable-line import/no-mutable-exports let { apply, construct } = typeof Reflect !== 'undefined' && Reflect; if (!freeze) { freeze = function freeze(x) { return x; }; } if (!seal) { seal = function seal(x) { return x; }; } if (!apply) { apply = function apply(fun, thisValue, args) { return fun.apply(thisValue, args); }; } if (!construct) { construct = function construct(Func, args) { return new Func(...args); }; } const arrayForEach = unapply(Array.prototype.forEach); const arrayPop = unapply(Array.prototype.pop); const arrayPush = unapply(Array.prototype.push); const stringToLowerCase = unapply(String.prototype.toLowerCase); const stringToString = unapply(String.prototype.toString); const stringMatch = unapply(String.prototype.match); const stringReplace = unapply(String.prototype.replace); const stringIndexOf = unapply(String.prototype.indexOf); const stringTrim = unapply(String.prototype.trim); const objectHasOwnProperty = unapply(Object.prototype.hasOwnProperty); const regExpTest = unapply(RegExp.prototype.test); const typeErrorCreate = unconstruct(TypeError); const numberIsNaN = unapply(Number.isNaN); /* * Creates a new function that calls the given function with a specified thisArg and arguments. * * @param {Function} func - The function to be wrapped and called. * @returns {Function} A new function that calls the given function with a specified thisArg and arguments. / function unapply(func) { return function (thisArg) { for (var _len = arguments.length, args = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) { args[_key - 1] = arguments[_key]; } return apply(func, thisArg, args); }; } /* * Creates a new function that constructs an instance of the given constructor function with the provided arguments. * * @param {Function} func - The constructor function to be wrapped and called. * @returns {Function} A new function that constructs an instance of the given constructor function with the provided arguments. / function unconstruct(func) { return function () { for (var _len2 = arguments.length, args = new Array(_len2), _key2 = 0; _key2 < _len2; _key2++) { args[_key2] = arguments[_key2]; } return construct(func, args); }; } /* * Add properties to a lookup table * * @param {Object} set - The set to which elements will be added. * @param {Array} array - The array containing elements to be added to the set. * @param {Function} transformCaseFunc - An optional function to transform the case of each element before adding to the set. * @returns {Object} The modified set with added elements. / function addToSet(set, array) { let transformCaseFunc = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : stringToLowerCase; if (setPrototypeOf) { // Make 'in' and truthy checks like Boolean(set.constructor) // independent of any properties defined on Object.prototype. // Prevent prototype setters from intercepting set as a this value. setPrototypeOf(set, null); } let l = array.length; while (l--) { let element = array[l]; if (typeof element === 'string') { const lcElement = transformCaseFunc(element); if (lcElement !== element) { // Config presets (e.g. tags.js, attrs.js) are immutable. if (!isFrozen(array)) { array[l] = lcElement; } element = lcElement; } } set[element] = true; } return set; } /* * Clean up an array to harden against CSPP * * @param {Array} array - The array to be cleaned. * @returns {Array} The cleaned version of the array / function cleanArray(array) { for (let index = 0; index < array.length; index++) { const isPropertyExist = objectHasOwnProperty(array, index); if (!isPropertyExist) { array[index] = null; } } return array; } /* * Shallow clone an object * * @param {Object} object - The object to be cloned. * @returns {Object} A new object that copies the original. / function clone(object) { const newObject = create(null); for (const [property, value] of entries(object)) { const isPropertyExist = objectHasOwnProperty(object, property); if (isPropertyExist) { if (Array.isArray(value)) { newObject[property] = cleanArray(value); } else if (value && typeof value === 'object' && value.constructor === Object) { newObject[property] = clone(value); } else { newObject[property] = value; } } } return newObject; } /* * This method automatically checks if the prop is function or getter and behaves accordingly. * * @param {Object} object - The object to look up the getter function in its prototype chain. * @param {String} prop - The property name for which to find the getter function. * @returns {Function} The getter function found in the prototype chain or a fallback function. / function lookupGetter(object, prop) { while (object !== null) { const desc = getOwnPropertyDescriptor(object, prop); if (desc) { if (desc.get) { return unapply(desc.get); } if (typeof desc.value === 'function') { return unapply(desc.value); } } object = getPrototypeOf(object); } function fallbackValue() { return null; } return fallbackValue; } const html$1 = freeze(['a', 'abbr', 'acronym', 'address', 'area', 'article', 'aside', 'audio', 'b', 'bdi', 'bdo', 'big', 'blink', 'blockquote', 'body', 'br', 'button', 'canvas', 'caption', 'center', 'cite', 'code', 'col', 'colgroup', 'content', 'data', 'datalist', 'dd', 'decorator', 'del', 'details', 'dfn', 'dialog', 'dir', 'div', 'dl', 'dt', 'element', 'em', 'fieldset', 'figcaption', 'figure', 'font', 'footer', 'form', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'head', 'header', 'hgroup', 'hr', 'html', 'i', 'img', 'input', 'ins', 'kbd', 'label', 'legend', 'li', 'main', 'map', 'mark', 'marquee', 'menu', 'menuitem', 'meter', 'nav', 'nobr', 'ol', 'optgroup', 'option', 'output', 'p', 'picture', 'pre', 'progress', 'q', 'rp', 'rt', 'ruby', 's', 'samp', 'section', 'select', 'shadow', 'small', 'source', 'spacer', 'span', 'strike', 'strong', 'style', 'sub', 'summary', 'sup', 'table', 'tbody', 'td', 'template', 'textarea', 'tfoot', 'th', 'thead', 'time', 'tr', 'track', 'tt', 'u', 'ul', 'var', 'video', 'wbr']); // SVG const svg$1 = freeze(['svg', 'a', 'altglyph', 'altglyphdef', 'altglyphitem', 'animatecolor', 'animatemotion', 'animatetransform', 'circle', 'clippath', 'defs', 'desc', 'ellipse', 'filter', 'font', 'g', 'glyph', 'glyphref', 'hkern', 'image', 'line', 'lineargradient', 'marker', 'mask', 'metadata', 'mpath', 'path', 'pattern', 'polygon', 'polyline', 'radialgradient', 'rect', 'stop', 'style', 'switch', 'symbol', 'text', 'textpath', 'title', 'tref', 'tspan', 'view', 'vkern']); const svgFilters = freeze(['feBlend', 'feColorMatrix', 'feComponentTransfer', 'feComposite', 'feConvolveMatrix', 'feDiffuseLighting', 'feDisplacementMap', 'feDistantLight', 'feDropShadow', 'feFlood', 'feFuncA', 'feFuncB', 'feFuncG', 'feFuncR', 'feGaussianBlur', 'feImage', 'feMerge', 'feMergeNode', 'feMorphology', 'feOffset', 'fePointLight', 'feSpecularLighting', 'feSpotLight', 'feTile', 'feTurbulence']); // List of SVG elements that are disallowed by default. // We still need to know them so that we can do namespace // checks properly in case one wants to add them to // allow-list. const svgDisallowed = freeze(['animate', 'color-profile', 'cursor', 'discard', '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']); const mathMl$1 = freeze(['math', 'menclose', 'merror', 'mfenced', 'mfrac', 'mglyph', 'mi', 'mlabeledtr', 'mmultiscripts', 'mn', 'mo', 'mover', 'mpadded', 'mphantom', 'mroot', 'mrow', 'ms', 'mspace', 'msqrt', 'mstyle', 'msub', 'msup', 'msubsup', 'mtable', 'mtd', 'mtext', 'mtr', 'munder', 'munderover', 'mprescripts']); // Similarly to SVG, we want to know all MathML elements, // even those that we disallow by default. const mathMlDisallowed = freeze(['maction', 'maligngroup', 'malignmark', 'mlongdiv', 'mscarries', 'mscarry', 'msgroup', 'mstack', 'msline', 'msrow', 'semantics', 'annotation', 'annotation-xml', 'mprescripts', 'none']); const text = freeze(['#text']); const html = freeze(['accept', 'action', 'align', 'alt', 'autocapitalize', 'autocomplete', 'autopictureinpicture', 'autoplay', 'background', 'bgcolor', 'border', 'capture', 'cellpadding', 'cellspacing', 'checked', 'cite', 'class', 'clear', 'color', 'cols', 'colspan', 'controls', 'controlslist', 'coords', 'crossorigin', 'datetime', 'decoding', 'default', 'dir', 'disabled', 'disablepictureinpicture', 'disableremoteplayback', 'download', 'draggable', 'enctype', 'enterkeyhint', 'face', 'for', 'headers', 'height', 'hidden', 'high', 'href', 'hreflang', 'id', 'inputmode', 'integrity', 'ismap', 'kind', 'label', 'lang', 'list', 'loading', 'loop', 'low', 'max', 'maxlength', 'media', 'method', 'min', 'minlength', 'multiple', 'muted', 'name', 'nonce', 'noshade', 'novalidate', 'nowrap', 'open', 'optimum', 'pattern', 'placeholder', 'playsinline', 'poster', 'preload', 'pubdate', 'radiogroup', 'readonly', 'rel', 'required', 'rev', 'reversed', 'role', 'rows', 'rowspan', 'spellcheck', 'scope', 'selected', 'shape', 'size', 'sizes', 'span', 'srclang', 'start', 'src', 'srcset', 'step', 'style', 'summary', 'tabindex', 'title', 'translate', 'type', 'usemap', 'valign', 'value', 'width', 'wrap', 'xmlns', 'slot']); const svg = freeze(['accent-height', 'accumulate', 'additive', 'alignment-baseline', 'ascent', 'attributename', 'attributetype', 'azimuth', 'basefrequency', 'baseline-shift', 'begin', 'bias', 'by', 'class', 'clip', 'clippathunits', 'clip-path', 'clip-rule', 'color', 'color-interpolation', 'color-interpolation-filters', 'color-profile', 'color-rendering', 'cx', 'cy', 'd', 'dx', 'dy', 'diffuseconstant', 'direction', 'display', 'divisor', 'dur', 'edgemode', 'elevation', 'end', 'fill', 'fill-opacity', 'fill-rule', 'filter', 'filterunits', 'flood-color', 'flood-opacity', 'font-family', 'font-size', 'font-size-adjust', 'font-stretch', 'font-style', 'font-variant', 'font-weight', 'fx', 'fy', 'g1', 'g2', 'glyph-name', 'glyphref', 'gradientunits', 'gradienttransform', 'height', 'href', 'id', 'image-rendering', 'in', 'in2', 'k', 'k1', 'k2', 'k3', 'k4', 'kerning', 'keypoints', 'keysplines', 'keytimes', 'lang', 'lengthadjust', 'letter-spacing', 'kernelmatrix', 'kernelunitlength', 'lighting-color', 'local', 'marker-end', 'marker-mid', 'marker-start', 'markerheight', 'markerunits', 'markerwidth', 'maskcontentunits', 'maskunits', 'max', 'mask', 'media', 'method', 'mode', 'min', 'name', 'numoctaves', 'offset', 'operator', 'opacity', 'order', 'orient', 'orientation', 'origin', 'overflow', 'paint-order', 'path', 'pathlength', 'patterncontentunits', 'patterntransform', 'patternunits', 'points', 'preservealpha', 'preserveaspectratio', 'primitiveunits', 'r', 'rx', 'ry', 'radius', 'refx', 'refy', 'repeatcount', 'repeatdur', 'restart', 'result', 'rotate', 'scale', 'seed', 'shape-rendering', 'specularconstant', 'specularexponent', 'spreadmethod', 'startoffset', 'stddeviation', 'stitchtiles', 'stop-color', 'stop-opacity', 'stroke-dasharray', 'stroke-dashoffset', 'stroke-linecap', 'stroke-linejoin', 'stroke-miterlimit', 'stroke-opacity', 'stroke', 'stroke-width', 'style', 'surfacescale', 'systemlanguage', 'tabindex', 'targetx', 'targety', 'transform', 'transform-origin', 'text-anchor', 'text-decoration', 'text-rendering', 'textlength', 'type', 'u1', 'u2', 'unicode', 'values', 'viewbox', 'visibility', 'version', 'vert-adv-y', 'vert-origin-x', 'vert-origin-y', 'width', 'word-spacing', 'wrap', 'writing-mode', 'xchannelselector', 'ychannelselector', 'x', 'x1', 'x2', 'xmlns', 'y', 'y1', 'y2', 'z', 'zoomandpan']); const mathMl = freeze(['accent', 'accentunder', 'align', 'bevelled', 'close', 'columnsalign', 'columnlines', 'columnspan', 'denomalign', 'depth', 'dir', 'display', 'displaystyle', 'encoding', 'fence', 'frame', 'height', 'href', 'id', 'largeop', 'length', 'linethickness', 'lspace', 'lquote', 'mathbackground', 'mathcolor', 'mathsize', 'mathvariant', 'maxsize', 'minsize', 'movablelimits', 'notation', 'numalign', 'open', 'rowalign', 'rowlines', 'rowspacing', 'rowspan', 'rspace', 'rquote', 'scriptlevel', 'scriptminsize', 'scriptsizemultiplier', 'selection', 'separator', 'separators', 'stretchy', 'subscriptshift', 'supscriptshift', 'symmetric', 'voffset', 'width', 'xmlns']); const xml = freeze(['xlink:href', 'xml:id', 'xlink:title', 'xml:space', 'xmlns:xlink']); // eslint-disable-next-line unicorn/better-regex const MUSTACHE_EXPR = seal(/\{\{[\w\W]\|[\w\W]\}\}/gm); // Specify template detection regex for SAFE_FOR_TEMPLATES mode const ERB_EXPR = seal(/<%[\w\W]\|[\w\W]%>/gm); const TMPLIT_EXPR = seal(/\${[\w\W]}/gm); const DATA_ATTR = seal(/^data-[\-\w.\u00B7-\uFFFF]/); // eslint-disable-line no-useless-escape const ARIA_ATTR = seal(/^aria-[\-\w]+$/); // eslint-disable-line no-useless-escape const IS_ALLOWED_URI = seal(/^(?:(?:(?:f\|ht)tps?\|mailto\|tel\|callto\|sms\|cid\|xmpp):\|[^a-z]\|[a-z+.\-]+(?:[^a-z+.\-:]\|$))/i // eslint-disable-line no-useless-escape ); const IS_SCRIPT_OR_DATA = seal(/^(?:\w+script\|data):/i); const ATTR_WHITESPACE = seal(/[\u0000-\u0020\u00A0\u1680\u180E\u2000-\u2029\u205F\u3000]/g // eslint-disable-line no-control-regex ); const DOCTYPE_NAME = seal(/^html$/i); const CUSTOM_ELEMENT = seal(/^[a-z][.\w](-[.\w]+)+$/i); var EXPRESSIONS = /#__PURE__/Object.freeze({ __proto__: null, MUSTACHE_EXPR: MUSTACHE_EXPR, ERB_EXPR: ERB_EXPR, TMPLIT_EXPR: TMPLIT_EXPR, DATA_ATTR: DATA_ATTR, ARIA_ATTR: ARIA_ATTR, IS_ALLOWED_URI: IS_ALLOWED_URI, IS_SCRIPT_OR_DATA: IS_SCRIPT_OR_DATA, ATTR_WHITESPACE: ATTR_WHITESPACE, DOCTYPE_NAME: DOCTYPE_NAME, CUSTOM_ELEMENT: CUSTOM_ELEMENT }); // https://developer.mozilla.org/en-US/docs/Web/API/Node/nodeType const NODE_TYPE = { element: 1, attribute: 2, text: 3, cdataSection: 4, entityReference: 5, // Deprecated entityNode: 6, // Deprecated progressingInstruction: 7, comment: 8, document: 9, documentType: 10, documentFragment: 11, notation: 12 // Deprecated }; const getGlobal = function getGlobal() { return typeof window === 'undefined' ? null : window; }; /* * Creates a no-op policy for internal use only. * Don't export this function outside this module! * @param {TrustedTypePolicyFactory} trustedTypes The policy factory. * @param {HTMLScriptElement} purifyHostElement The Script element used to load DOMPurify (to determine policy name suffix). * @return {TrustedTypePolicy} The policy created (or null, if Trusted Types * are not supported or creating the policy failed). / const _createTrustedTypesPolicy = function _createTrustedTypesPolicy(trustedTypes, purifyHostElement) { if (typeof trustedTypes !== 'object' \|\| typeof trustedTypes.createPolicy !== 'function') { return null; } // Allow the callers to control the unique policy name // by adding a data-tt-policy-suffix to the script element with the DOMPurify. // Policy creation with duplicate names throws in Trusted Types. let suffix = null; const ATTR_NAME = 'data-tt-policy-suffix'; if (purifyHostElement && purifyHostElement.hasAttribute(ATTR_NAME)) { suffix = purifyHostElement.getAttribute(ATTR_NAME); } const policyName = 'dompurify' + (suffix ? '#' + suffix : ''); try { return trustedTypes.createPolicy(policyName, { createHTML(html) { return html; }, createScriptURL(scriptUrl) { return scriptUrl; } }); } catch (_) { // Policy creation failed (most likely another DOMPurify script has // already run). Skip creating the policy, as this will only cause errors // if TT are enforced. console.warn('TrustedTypes policy ' + policyName + ' could not be created.'); return null; } }; function createDOMPurify() { let window = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : getGlobal(); const DOMPurify = root => createDOMPurify(root); /* * Version label, exposed for easier checks * if DOMPurify is up to date or not / DOMPurify.version = '3.1.3'; /* * Array of elements that DOMPurify removed during sanitation. * Empty if nothing was removed. / DOMPurify.removed = []; if (!window \|\| !window.document \|\| window.document.nodeType !== NODE_TYPE.document) { // Not running in a browser, provide a factory function // so that you can pass your own Window DOMPurify.isSupported = false; return DOMPurify; } let { document } = window; const originalDocument = document; const currentScript = originalDocument.currentScript; const { DocumentFragment, HTMLTemplateElement, Node, Element, NodeFilter, NamedNodeMap = window.NamedNodeMap \|\| window.MozNamedAttrMap, HTMLFormElement, DOMParser, trustedTypes } = window; const ElementPrototype = Element.prototype; const cloneNode = lookupGetter(ElementPrototype, 'cloneNode'); const getNextSibling = lookupGetter(ElementPrototype, 'nextSibling'); const getChildNodes = lookupGetter(ElementPrototype, 'childNodes'); const getParentNode = lookupGetter(ElementPrototype, 'parentNode'); // As per issue #47, the web-components registry is inherited by a // new document created via createHTMLDocument. As per the spec // (http://w3c.github.io/webcomponents/spec/custom/#creating-and-passing-registries) // a new empty registry is used when creating a template contents owner // document, so we use that as our parent document to ensure nothing // is inherited. if (typeof HTMLTemplateElement === 'function') { const template = document.createElement('template'); if (template.content && template.content.ownerDocument) { document = template.content.ownerDocument; } } let trustedTypesPolicy; let emptyHTML = ''; const { implementation, createNodeIterator, createDocumentFragment, getElementsByTagName } = document; const { importNode } = originalDocument; let hooks = {}; /* * Expose whether this browser supports running the full DOMPurify. / DOMPurify.isSupported = typeof entries === 'function' && typeof getParentNode === 'function' && implementation && implementation.createHTMLDocument !== undefined; const { MUSTACHE_EXPR, ERB_EXPR, TMPLIT_EXPR, DATA_ATTR, ARIA_ATTR, IS_SCRIPT_OR_DATA, ATTR_WHITESPACE, CUSTOM_ELEMENT } = EXPRESSIONS; let { IS_ALLOWED_URI: IS_ALLOWED_URI$1 } = EXPRESSIONS; /* * We consider the elements and attributes below to be safe. Ideally * don't add any new ones but feel free to remove unwanted ones. / / allowed element names / let ALLOWED_TAGS = null; const DEFAULT_ALLOWED_TAGS = addToSet({}, [...html$1, ...svg$1, ...svgFilters, ...mathMl$1, ...text]); / Allowed attribute names / let ALLOWED_ATTR = null; const DEFAULT_ALLOWED_ATTR = addToSet({}, [...html, ...svg, ...mathMl, ...xml]); / * Configure how DOMPUrify should handle custom elements and their attributes as well as customized built-in elements. * @property {RegExp\|Function\|null} tagNameCheck one of [null, regexPattern, predicate]. Default: `null` (disallow any custom elements) * @property {RegExp\|Function\|null} attributeNameCheck one of [null, regexPattern, predicate]. Default: `null` (disallow any attributes not on the allow list) * @property {boolean} allowCustomizedBuiltInElements allow custom elements derived from built-ins if they pass CUSTOM_ELEMENT_HANDLING.tagNameCheck. Default: `false`. / let CUSTOM_ELEMENT_HANDLING = Object.seal(create(null, { tagNameCheck: { writable: true, configurable: false, enumerable: true, value: null }, attributeNameCheck: { writable: true, configurable: false, enumerable: true, value: null }, allowCustomizedBuiltInElements: { writable: true, configurable: false, enumerable: true, value: false } })); / Explicitly forbidden tags (overrides ALLOWED_TAGS/ADD_TAGS) / let FORBID_TAGS = null; / Explicitly forbidden attributes (overrides ALLOWED_ATTR/ADD_ATTR) / let FORBID_ATTR = null; / Decide if ARIA attributes are okay / let ALLOW_ARIA_ATTR = true; / Decide if custom data attributes are okay / let ALLOW_DATA_ATTR = true; / Decide if unknown protocols are okay / let ALLOW_UNKNOWN_PROTOCOLS = false; / Decide if self-closing tags in attributes are allowed. * Usually removed due to a mXSS issue in jQuery 3.0 / let ALLOW_SELF_CLOSE_IN_ATTR = true; / Output should be safe for common template engines. * This means, DOMPurify removes data attributes, mustaches and ERB / let SAFE_FOR_TEMPLATES = false; / Output should be safe even for XML used within HTML and alike. * This means, DOMPurify removes comments when containing risky content. / let SAFE_FOR_XML = true; / Decide if document with <html>... should be returned / let WHOLE_DOCUMENT = false; / Track whether config is already set on this instance of DOMPurify. / let SET_CONFIG = false; / Decide if all elements (e.g. style, script) must be children of * document.body. By default, browsers might move them to document.head / let FORCE_BODY = false; / Decide if a DOM `HTMLBodyElement` should be returned, instead of a html * string (or a TrustedHTML object if Trusted Types are supported). * If `WHOLE_DOCUMENT` is enabled a `HTMLHtmlElement` will be returned instead / let RETURN_DOM = false; / Decide if a DOM `DocumentFragment` should be returned, instead of a html * string (or a TrustedHTML object if Trusted Types are supported) / let RETURN_DOM_FRAGMENT = false; / Try to return a Trusted Type object instead of a string, return a string in * case Trusted Types are not supported / let RETURN_TRUSTED_TYPE = false; / Output should be free from DOM clobbering attacks? * This sanitizes markups named with colliding, clobberable built-in DOM APIs. / let SANITIZE_DOM = true; / Achieve full DOM Clobbering protection by isolating the namespace of named * properties and JS variables, mitigating attacks that abuse the HTML/DOM spec rules. * * HTML/DOM spec rules that enable DOM Clobbering: * - Named Access on Window (§7.3.3) * - DOM Tree Accessors (§3.1.5) * - Form Element Parent-Child Relations (§4.10.3) * - Iframe srcdoc / Nested WindowProxies (§4.8.5) * - HTMLCollection (§4.2.10.2) * * Namespace isolation is implemented by prefixing `id` and `name` attributes * with a constant string, i.e., `user-content-` / let SANITIZE_NAMED_PROPS = false; const SANITIZE_NAMED_PROPS_PREFIX = 'user-content-'; / Keep element content when removing element? / let KEEP_CONTENT = true; / If a `Node` is passed to sanitize(), then performs sanitization in-place instead * of importing it into a new Document and returning a sanitized copy / let IN_PLACE = false; / Allow usage of profiles like html, svg and mathMl / let USE_PROFILES = {}; / Tags to ignore content of when KEEP_CONTENT is true / let FORBID_CONTENTS = null; const 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']); / Tags that are safe for data: URIs / let DATA_URI_TAGS = null; const DEFAULT_DATA_URI_TAGS = addToSet({}, ['audio', 'video', 'img', 'source', 'image', 'track']); / Attributes safe for values like "javascript:" / let URI_SAFE_ATTRIBUTES = null; const DEFAULT_URI_SAFE_ATTRIBUTES = addToSet({}, ['alt', 'class', 'for', 'id', 'label', 'name', 'pattern', 'placeholder', 'role', 'summary', 'title', 'value', 'style', 'xmlns']); const MATHML_NAMESPACE = 'http://www.w3.org/1998/Math/MathML'; const SVG_NAMESPACE = 'http://www.w3.org/2000/svg'; const HTML_NAMESPACE = 'http://www.w3.org/1999/xhtml'; / Document namespace / let NAMESPACE = HTML_NAMESPACE; let IS_EMPTY_INPUT = false; / Allowed XHTML+XML namespaces / let ALLOWED_NAMESPACES = null; const DEFAULT_ALLOWED_NAMESPACES = addToSet({}, [MATHML_NAMESPACE, SVG_NAMESPACE, HTML_NAMESPACE], stringToString); / Parsing of strict XHTML documents / let PARSER_MEDIA_TYPE = null; const SUPPORTED_PARSER_MEDIA_TYPES = ['application/xhtml+xml', 'text/html']; const DEFAULT_PARSER_MEDIA_TYPE = 'text/html'; let transformCaseFunc = null; / Keep a reference to config to pass to hooks / let CONFIG = null; / Specify the maximum element nesting depth to prevent mXSS / const MAX_NESTING_DEPTH = 255; / Ideally, do not touch anything below this line / / ______________________________________________ / const formElement = document.createElement('form'); const isRegexOrFunction = function isRegexOrFunction(testValue) { return testValue instanceof RegExp \|\| testValue instanceof Function; }; /* * _parseConfig * * @param {Object} cfg optional config literal / // eslint-disable-next-line complexity const _parseConfig = function _parseConfig() { let cfg = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; if (CONFIG && CONFIG === cfg) { return; } / Shield configuration object from tampering / if (!cfg \|\| typeof cfg !== 'object') { cfg = {}; } / Shield configuration object from prototype pollution / cfg = clone(cfg); PARSER_MEDIA_TYPE = // eslint-disable-next-line unicorn/prefer-includes SUPPORTED_PARSER_MEDIA_TYPES.indexOf(cfg.PARSER_MEDIA_TYPE) === -1 ? DEFAULT_PARSER_MEDIA_TYPE : cfg.PARSER_MEDIA_TYPE; // HTML tags and attributes are not case-sensitive, converting to lowercase. Keeping XHTML as is. transformCaseFunc = PARSER_MEDIA_TYPE === 'application/xhtml+xml' ? stringToString : stringToLowerCase; / Set configuration parameters / ALLOWED_TAGS = objectHasOwnProperty(cfg, 'ALLOWED_TAGS') ? addToSet({}, cfg.ALLOWED_TAGS, transformCaseFunc) : DEFAULT_ALLOWED_TAGS; ALLOWED_ATTR = objectHasOwnProperty(cfg, 'ALLOWED_ATTR') ? addToSet({}, cfg.ALLOWED_ATTR, transformCaseFunc) : DEFAULT_ALLOWED_ATTR; ALLOWED_NAMESPACES = objectHasOwnProperty(cfg, 'ALLOWED_NAMESPACES') ? addToSet({}, cfg.ALLOWED_NAMESPACES, stringToString) : DEFAULT_ALLOWED_NAMESPACES; URI_SAFE_ATTRIBUTES = objectHasOwnProperty(cfg, 'ADD_URI_SAFE_ATTR') ? addToSet(clone(DEFAULT_URI_SAFE_ATTRIBUTES), // eslint-disable-line indent cfg.ADD_URI_SAFE_ATTR, // eslint-disable-line indent transformCaseFunc // eslint-disable-line indent ) // eslint-disable-line indent : DEFAULT_URI_SAFE_ATTRIBUTES; DATA_URI_TAGS = objectHasOwnProperty(cfg, 'ADD_DATA_URI_TAGS') ? addToSet(clone(DEFAULT_DATA_URI_TAGS), // eslint-disable-line indent cfg.ADD_DATA_URI_TAGS, // eslint-disable-line indent transformCaseFunc // eslint-disable-line indent ) // eslint-disable-line indent : DEFAULT_DATA_URI_TAGS; FORBID_CONTENTS = objectHasOwnProperty(cfg, 'FORBID_CONTENTS') ? addToSet({}, cfg.FORBID_CONTENTS, transformCaseFunc) : DEFAULT_FORBID_CONTENTS; FORBID_TAGS = objectHasOwnProperty(cfg, 'FORBID_TAGS') ? addToSet({}, cfg.FORBID_TAGS, transformCaseFunc) : {}; FORBID_ATTR = objectHasOwnProperty(cfg, 'FORBID_ATTR') ? addToSet({}, cfg.FORBID_ATTR, transformCaseFunc) : {}; USE_PROFILES = objectHasOwnProperty(cfg, 'USE_PROFILES') ? cfg.USE_PROFILES : false; ALLOW_ARIA_ATTR = cfg.ALLOW_ARIA_ATTR !== false; // Default true ALLOW_DATA_ATTR = cfg.ALLOW_DATA_ATTR !== false; // Default true ALLOW_UNKNOWN_PROTOCOLS = cfg.ALLOW_UNKNOWN_PROTOCOLS \|\| false; // Default false ALLOW_SELF_CLOSE_IN_ATTR = cfg.ALLOW_SELF_CLOSE_IN_ATTR !== false; // Default true SAFE_FOR_TEMPLATES = cfg.SAFE_FOR_TEMPLATES \|\| false; // Default false SAFE_FOR_XML = cfg.SAFE_FOR_XML !== false; // Default true WHOLE_DOCUMENT = cfg.WHOLE_DOCUMENT \|\| false; // Default false RETURN_DOM = cfg.RETURN_DOM \|\| false; // Default false RETURN_DOM_FRAGMENT = cfg.RETURN_DOM_FRAGMENT \|\| false; // Default false RETURN_TRUSTED_TYPE = cfg.RETURN_TRUSTED_TYPE \|\| false; // Default false FORCE_BODY = cfg.FORCE_BODY \|\| false; // Default false SANITIZE_DOM = cfg.SANITIZE_DOM !== false; // Default true SANITIZE_NAMED_PROPS = cfg.SANITIZE_NAMED_PROPS \|\| false; // Default false KEEP_CONTENT = cfg.KEEP_CONTENT !== false; // Default true IN_PLACE = cfg.IN_PLACE \|\| false; // Default false IS_ALLOWED_URI$1 = cfg.ALLOWED_URI_REGEXP \|\| IS_ALLOWED_URI; NAMESPACE = cfg.NAMESPACE \|\| HTML_NAMESPACE; CUSTOM_ELEMENT_HANDLING = cfg.CUSTOM_ELEMENT_HANDLING \|\| {}; if (cfg.CUSTOM_ELEMENT_HANDLING && isRegexOrFunction(cfg.CUSTOM_ELEMENT_HANDLING.tagNameCheck)) { CUSTOM_ELEMENT_HANDLING.tagNameCheck = cfg.CUSTOM_ELEMENT_HANDLING.tagNameCheck; } if (cfg.CUSTOM_ELEMENT_HANDLING && isRegexOrFunction(cfg.CUSTOM_ELEMENT_HANDLING.attributeNameCheck)) { CUSTOM_ELEMENT_HANDLING.attributeNameCheck = cfg.CUSTOM_ELEMENT_HANDLING.attributeNameCheck; } if (cfg.CUSTOM_ELEMENT_HANDLING && typeof cfg.CUSTOM_ELEMENT_HANDLING.allowCustomizedBuiltInElements === 'boolean') { CUSTOM_ELEMENT_HANDLING.allowCustomizedBuiltInElements = cfg.CUSTOM_ELEMENT_HANDLING.allowCustomizedBuiltInElements; } if (SAFE_FOR_TEMPLATES) { ALLOW_DATA_ATTR = false; } if (RETURN_DOM_FRAGMENT) { RETURN_DOM = true; } / Parse profile info / if (USE_PROFILES) { ALLOWED_TAGS = addToSet({}, text); ALLOWED_ATTR = []; if (USE_PROFILES.html === true) { addToSet(ALLOWED_TAGS, html$1); addToSet(ALLOWED_ATTR, html); } if (USE_PROFILES.svg === true) { addToSet(ALLOWED_TAGS, svg$1); addToSet(ALLOWED_ATTR, svg); addToSet(ALLOWED_ATTR, xml); } if (USE_PROFILES.svgFilters === true) { addToSet(ALLOWED_TAGS, svgFilters); addToSet(ALLOWED_ATTR, svg); addToSet(ALLOWED_ATTR, xml); } if (USE_PROFILES.mathMl === true) { addToSet(ALLOWED_TAGS, mathMl$1); addToSet(ALLOWED_ATTR, mathMl); addToSet(ALLOWED_ATTR, xml); } } / Merge configuration parameters / if (cfg.ADD_TAGS) { if (ALLOWED_TAGS === DEFAULT_ALLOWED_TAGS) { ALLOWED_TAGS = clone(ALLOWED_TAGS); } addToSet(ALLOWED_TAGS, cfg.ADD_TAGS, transformCaseFunc); } if (cfg.ADD_ATTR) { if (ALLOWED_ATTR === DEFAULT_ALLOWED_ATTR) { ALLOWED_ATTR = clone(ALLOWED_ATTR); } addToSet(ALLOWED_ATTR, cfg.ADD_ATTR, transformCaseFunc); } if (cfg.ADD_URI_SAFE_ATTR) { addToSet(URI_SAFE_ATTRIBUTES, cfg.ADD_URI_SAFE_ATTR, transformCaseFunc); } if (cfg.FORBID_CONTENTS) { if (FORBID_CONTENTS === DEFAULT_FORBID_CONTENTS) { FORBID_CONTENTS = clone(FORBID_CONTENTS); } addToSet(FORBID_CONTENTS, cfg.FORBID_CONTENTS, transformCaseFunc); } / Add #text in case KEEP_CONTENT is set to true / if (KEEP_CONTENT) { ALLOWED_TAGS['#text'] = true; } / Add html, head and body to ALLOWED_TAGS in case WHOLE_DOCUMENT is true / if (WHOLE_DOCUMENT) { addToSet(ALLOWED_TAGS, ['html', 'head', 'body']); } / Add tbody to ALLOWED_TAGS in case tables are permitted, see #286, #365 / if (ALLOWED_TAGS.table) { addToSet(ALLOWED_TAGS, ['tbody']); delete FORBID_TAGS.tbody; } if (cfg.TRUSTED_TYPES_POLICY) { if (typeof cfg.TRUSTED_TYPES_POLICY.createHTML !== 'function') { throw typeErrorCreate('TRUSTED_TYPES_POLICY configuration option must provide a "createHTML" hook.'); } if (typeof cfg.TRUSTED_TYPES_POLICY.createScriptURL !== 'function') { throw typeErrorCreate('TRUSTED_TYPES_POLICY configuration option must provide a "createScriptURL" hook.'); } // Overwrite existing TrustedTypes policy. trustedTypesPolicy = cfg.TRUSTED_TYPES_POLICY; // Sign local variables required by `sanitize`. emptyHTML = trustedTypesPolicy.createHTML(''); } else { // Uninitialized policy, attempt to initialize the internal dompurify policy. if (trustedTypesPolicy === undefined) { trustedTypesPolicy = _createTrustedTypesPolicy(trustedTypes, currentScript); } // If creating the internal policy succeeded sign internal variables. if (trustedTypesPolicy !== null && typeof emptyHTML === 'string') { emptyHTML = trustedTypesPolicy.createHTML(''); } } // Prevent further manipulation of configuration. // Not available in IE8, Safari 5, etc. if (freeze) { freeze(cfg); } CONFIG = cfg; }; const MATHML_TEXT_INTEGRATION_POINTS = addToSet({}, ['mi', 'mo', 'mn', 'ms', 'mtext']); const HTML_INTEGRATION_POINTS = addToSet({}, ['foreignobject', 'annotation-xml']); // Certain elements are allowed in both SVG and HTML // namespace. We need to specify them explicitly // so that they don't get erroneously deleted from // HTML namespace. const COMMON_SVG_AND_HTML_ELEMENTS = addToSet({}, ['title', 'style', 'font', 'a', 'script']); / Keep track of all possible SVG and MathML tags * so that we can perform the namespace checks * correctly. / const ALL_SVG_TAGS = addToSet({}, [...svg$1, ...svgFilters, ...svgDisallowed]); const ALL_MATHML_TAGS = addToSet({}, [...mathMl$1, ...mathMlDisallowed]); /* * @param {Element} element a DOM element whose namespace is being checked * @returns {boolean} Return false if the element has a * namespace that a spec-compliant parser would never * return. Return true otherwise. / const _checkValidNamespace = function _checkValidNamespace(element) { let parent = getParentNode(element); // In JSDOM, if we're inside shadow DOM, then parentNode // can be null. We just simulate parent in this case. if (!parent \|\| !parent.tagName) { parent = { namespaceURI: NAMESPACE, tagName: 'template' }; } const tagName = stringToLowerCase(element.tagName); const parentTagName = stringToLowerCase(parent.tagName); if (!ALLOWED_NAMESPACES[element.namespaceURI]) { return false; } if (element.namespaceURI === SVG_NAMESPACE) { // The only way to switch from HTML namespace to SVG // is via <svg>. If it happens via any other tag, then // it should be killed. if (parent.namespaceURI === HTML_NAMESPACE) { return tagName === 'svg'; } // The only way to switch from MathML to SVG is via` // svg if parent is either <annotation-xml> or MathML // text integration points. if (parent.namespaceURI === MATHML_NAMESPACE) { return tagName === 'svg' && (parentTagName === 'annotation-xml' \|\| MATHML_TEXT_INTEGRATION_POINTS[parentTagName]); } // We only allow elements that are defined in SVG // spec. All others are disallowed in SVG namespace. return Boolean(ALL_SVG_TAGS[tagName]); } if (element.namespaceURI === MATHML_NAMESPACE) { // The only way to switch from HTML namespace to MathML // is via <math>. If it happens via any other tag, then // it should be killed. if (parent.namespaceURI === HTML_NAMESPACE) { return tagName === 'math'; } // The only way to switch from SVG to MathML is via // <math> and HTML integration points if (parent.namespaceURI === SVG_NAMESPACE) { return tagName === 'math' && HTML_INTEGRATION_POINTS[parentTagName]; } // We only allow elements that are defined in MathML // spec. All others are disallowed in MathML namespace. return Boolean(ALL_MATHML_TAGS[tagName]); } if (element.namespaceURI === HTML_NAMESPACE) { // The only way to switch from SVG to HTML is via // HTML integration points, and from MathML to HTML // is via MathML text integration points if (parent.namespaceURI === SVG_NAMESPACE && !HTML_INTEGRATION_POINTS[parentTagName]) { return false; } if (parent.namespaceURI === MATHML_NAMESPACE && !MATHML_TEXT_INTEGRATION_POINTS[parentTagName]) { return false; } // We disallow tags that are specific for MathML // or SVG and should never appear in HTML namespace return !ALL_MATHML_TAGS[tagName] && (COMMON_SVG_AND_HTML_ELEMENTS[tagName] \|\| !ALL_SVG_TAGS[tagName]); } // For XHTML and XML documents that support custom namespaces if (PARSER_MEDIA_TYPE === 'application/xhtml+xml' && ALLOWED_NAMESPACES[element.namespaceURI]) { return true; } // The code should never reach this place (this means // that the element somehow got namespace that is not // HTML, SVG, MathML or allowed via ALLOWED_NAMESPACES). // Return false just in case. return false; }; /* * _forceRemove * * @param {Node} node a DOM node / const _forceRemove = function _forceRemove(node) { arrayPush(DOMPurify.removed, { element: node }); try { // eslint-disable-next-line unicorn/prefer-dom-node-remove node.parentNode.removeChild(node); } catch (_) { node.remove(); } }; /* * _removeAttribute * * @param {String} name an Attribute name * @param {Node} node a DOM node / const _removeAttribute = function _removeAttribute(name, node) { try { arrayPush(DOMPurify.removed, { attribute: node.getAttributeNode(name), from: node }); } catch (_) { arrayPush(DOMPurify.removed, { attribute: null, from: node }); } node.removeAttribute(name); // We void attribute values for unremovable "is"" attributes if (name === 'is' && !ALLOWED_ATTR[name]) { if (RETURN_DOM \|\| RETURN_DOM_FRAGMENT) { try { _forceRemove(node); } catch (_) {} } else { try { node.setAttribute(name, ''); } catch (_) {} } } }; /* * _initDocument * * @param {String} dirty a string of dirty markup * @return {Document} a DOM, filled with the dirty markup / const _initDocument = function _initDocument(dirty) { / Create a HTML document / let doc = null; let leadingWhitespace = null; if (FORCE_BODY) { dirty = '<remove></remove>' + dirty; } else { / If FORCE_BODY isn't used, leading whitespace needs to be preserved manually / const matches = stringMatch(dirty, /^[\r\n\t ]+/); leadingWhitespace = matches && matches[0]; } if (PARSER_MEDIA_TYPE === 'application/xhtml+xml' && NAMESPACE === HTML_NAMESPACE) { // Root of XHTML doc must contain xmlns declaration (see https://www.w3.org/TR/xhtml1/normative.html#strict) dirty = '<html xmlns="http://www.w3.org/1999/xhtml"><head></head><body>' + dirty + '</body></html>'; } const dirtyPayload = trustedTypesPolicy ? trustedTypesPolicy.createHTML(dirty) : dirty; / * Use the DOMParser API by default, fallback later if needs be * DOMParser not work for svg when has multiple root element. / if (NAMESPACE === HTML_NAMESPACE) { try { doc = new DOMParser().parseFromString(dirtyPayload, PARSER_MEDIA_TYPE); } catch (_) {} } / Use createHTMLDocument in case DOMParser is not available / if (!doc \|\| !doc.documentElement) { doc = implementation.createDocument(NAMESPACE, 'template', null); try { doc.documentElement.innerHTML = IS_EMPTY_INPUT ? emptyHTML : dirtyPayload; } catch (_) { // Syntax error if dirtyPayload is invalid xml } } const body = doc.body \|\| doc.documentElement; if (dirty && leadingWhitespace) { body.insertBefore(document.createTextNode(leadingWhitespace), body.childNodes[0] \|\| null); } / Work on whole document or just its body / if (NAMESPACE === HTML_NAMESPACE) { return getElementsByTagName.call(doc, WHOLE_DOCUMENT ? 'html' : 'body')[0]; } return WHOLE_DOCUMENT ? doc.documentElement : body; }; /* * Creates a NodeIterator object that you can use to traverse filtered lists of nodes or elements in a document. * * @param {Node} root The root element or node to start traversing on. * @return {NodeIterator} The created NodeIterator / const _createNodeIterator = function _createNodeIterator(root) { return createNodeIterator.call(root.ownerDocument \|\| root, root, // eslint-disable-next-line no-bitwise NodeFilter.SHOW_ELEMENT \| NodeFilter.SHOW_COMMENT \| NodeFilter.SHOW_TEXT \| NodeFilter.SHOW_PROCESSING_INSTRUCTION \| NodeFilter.SHOW_CDATA_SECTION, null); }; /* * _isClobbered * * @param {Node} elm element to check for clobbering attacks * @return {Boolean} true if clobbered, false if safe / const _isClobbered = function _isClobbered(elm) { return elm instanceof HTMLFormElement && ( // eslint-disable-next-line unicorn/no-typeof-undefined typeof elm.__depth !== 'undefined' && typeof elm.__depth !== 'number' \|\| // eslint-disable-next-line unicorn/no-typeof-undefined typeof elm.__removalCount !== 'undefined' && typeof elm.__removalCount !== 'number' \|\| 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' \|\| typeof elm.hasChildNodes !== 'function'); }; /* * Checks whether the given object is a DOM node. * * @param {Node} object object to check whether it's a DOM node * @return {Boolean} true is object is a DOM node / const _isNode = function _isNode(object) { return typeof Node === 'function' && object instanceof Node; }; /* * _executeHook * Execute user configurable hooks * * @param {String} entryPoint Name of the hook's entry point * @param {Node} currentNode node to work on with the hook * @param {Object} data additional hook parameters / const _executeHook = function _executeHook(entryPoint, currentNode, data) { if (!hooks[entryPoint]) { return; } arrayForEach(hooks[entryPoint], hook => { hook.call(DOMPurify, currentNode, data, CONFIG); }); }; /* * _sanitizeElements * * @protect nodeName * @protect textContent * @protect removeChild * * @param {Node} currentNode to check for permission to exist * @return {Boolean} true if node was killed, false if left alive / const _sanitizeElements = function _sanitizeElements(currentNode) { let content = null; / Execute a hook if present / _executeHook('beforeSanitizeElements', currentNode, null); / Check if element is clobbered or can clobber / if (_isClobbered(currentNode)) { _forceRemove(currentNode); return true; } / Now let's check the element's type and name / const tagName = transformCaseFunc(currentNode.nodeName); / Execute a hook if present / _executeHook('uponSanitizeElement', currentNode, { tagName, allowedTags: ALLOWED_TAGS }); / Detect mXSS attempts abusing namespace confusion / if (currentNode.hasChildNodes() && !_isNode(currentNode.firstElementChild) && regExpTest(/<[/\w]/g, currentNode.innerHTML) && regExpTest(/<[/\w]/g, currentNode.textContent)) { _forceRemove(currentNode); return true; } / Remove any ocurrence of processing instructions / if (currentNode.nodeType === NODE_TYPE.progressingInstruction) { _forceRemove(currentNode); return true; } / Remove any kind of possibly harmful comments / if (SAFE_FOR_XML && currentNode.nodeType === NODE_TYPE.comment && regExpTest(/<[/\w]/g, currentNode.data)) { _forceRemove(currentNode); return true; } / Remove element if anything forbids its presence / if (!ALLOWED_TAGS[tagName] \|\| FORBID_TAGS[tagName]) { / Check if we have a custom element to handle / if (!FORBID_TAGS[tagName] && _isBasicCustomElement(tagName)) { if (CUSTOM_ELEMENT_HANDLING.tagNameCheck instanceof RegExp && regExpTest(CUSTOM_ELEMENT_HANDLING.tagNameCheck, tagName)) { return false; } if (CUSTOM_ELEMENT_HANDLING.tagNameCheck instanceof Function && CUSTOM_ELEMENT_HANDLING.tagNameCheck(tagName)) { return false; } } / Keep content except for bad-listed elements / if (KEEP_CONTENT && !FORBID_CONTENTS[tagName]) { const parentNode = getParentNode(currentNode) \|\| currentNode.parentNode; const childNodes = getChildNodes(currentNode) \|\| currentNode.childNodes; if (childNodes && parentNode) { const childCount = childNodes.length; for (let i = childCount - 1; i >= 0; --i) { const childClone = cloneNode(childNodes[i], true); childClone.__removalCount = (currentNode.__removalCount \|\| 0) + 1; parentNode.insertBefore(childClone, getNextSibling(currentNode)); } } } _forceRemove(currentNode); return true; } / Check whether element has a valid namespace / if (currentNode instanceof Element && !_checkValidNamespace(currentNode)) { _forceRemove(currentNode); return true; } / Make sure that older browsers don't get fallback-tag mXSS / if ((tagName === 'noscript' \|\| tagName === 'noembed' \|\| tagName === 'noframes') && regExpTest(/<\/no(script\|embed\|frames)/i, currentNode.innerHTML)) { _forceRemove(currentNode); return true; } / Sanitize element content to be template-safe / if (SAFE_FOR_TEMPLATES && currentNode.nodeType === NODE_TYPE.text) { / Get the element's text content / content = currentNode.textContent; arrayForEach([MUSTACHE_EXPR, ERB_EXPR, TMPLIT_EXPR], expr => { content = stringReplace(content, expr, ' '); }); if (currentNode.textContent !== content) { arrayPush(DOMPurify.removed, { element: currentNode.cloneNode() }); currentNode.textContent = content; } } / Execute a hook if present / _executeHook('afterSanitizeElements', currentNode, null); return false; }; /* * _isValidAttribute * * @param {string} lcTag Lowercase tag name of containing element. * @param {string} lcName Lowercase attribute name. * @param {string} value Attribute value. * @return {Boolean} Returns true if `value` is valid, otherwise false. / // eslint-disable-next-line complexity const _isValidAttribute = function _isValidAttribute(lcTag, lcName, value) { / Make sure attribute cannot clobber / if (SANITIZE_DOM && (lcName === 'id' \|\| lcName === 'name') && (value in document \|\| value in formElement \|\| value === '__depth' \|\| value === '__removalCount')) { return false; } / Allow valid data-* attributes: At least one character after "-" (https://html.spec.whatwg.org/multipage/dom.html#embedding-custom-non-visible-data-with-the-data--attributes) XML-compatible (https://html.spec.whatwg.org/multipage/infrastructure.html#xml-compatible and http://www.w3.org/TR/xml/#d0e804) We don't need to check the value; it's always URI safe. / if (ALLOW_DATA_ATTR && !FORBID_ATTR[lcName] && regExpTest(DATA_ATTR, lcName)) ; else if (ALLOW_ARIA_ATTR && regExpTest(ARIA_ATTR, lcName)) ; else if (!ALLOWED_ATTR[lcName] \|\| FORBID_ATTR[lcName]) { if ( // First condition does a very basic check if a) it's basically a valid custom element tagname AND // b) if the tagName passes whatever the user has configured for CUSTOM_ELEMENT_HANDLING.tagNameCheck // and c) if the attribute name passes whatever the user has configured for CUSTOM_ELEMENT_HANDLING.attributeNameCheck _isBasicCustomElement(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)) \|\| // Alternative, second condition checks if it's an `is`-attribute, AND // the value passes whatever the user has configured for CUSTOM_ELEMENT_HANDLING.tagNameCheck 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 { return false; } /* Check value is safe. First, is attr inert? If so, is safe / } else if (URI_SAFE_ATTRIBUTES[lcName]) ; else if (regExpTest(IS_ALLOWED_URI$1, stringReplace(value, ATTR_WHITESPACE, ''))) ; 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, stringReplace(value, ATTR_WHITESPACE, ''))) ; else if (value) { return false; } else ; return true; }; /* * _isBasicCustomElement * checks if at least one dash is included in tagName, and it's not the first char * for more sophisticated checking see https://github.com/sindresorhus/validate-element-name * * @param {string} tagName name of the tag of the node to sanitize * @returns {boolean} Returns true if the tag name meets the basic criteria for a custom element, otherwise false. / const _isBasicCustomElement = function _isBasicCustomElement(tagName) { return tagName !== 'annotation-xml' && stringMatch(tagName, CUSTOM_ELEMENT); }; /* * _sanitizeAttributes * * @protect attributes * @protect nodeName * @protect removeAttribute * @protect setAttribute * * @param {Node} currentNode to sanitize / const _sanitizeAttributes = function _sanitizeAttributes(currentNode) { / Execute a hook if present / _executeHook('beforeSanitizeAttributes', currentNode, null); const { attributes } = currentNode; / Check if we have attributes; if not we might have a text node / if (!attributes) { return; } const hookEvent = { attrName: '', attrValue: '', keepAttr: true, allowedAttributes: ALLOWED_ATTR }; let l = attributes.length; / Go backwards over all attributes; safely remove bad ones / while (l--) { const attr = attributes[l]; const { name, namespaceURI, value: attrValue } = attr; const lcName = transformCaseFunc(name); let value = name === 'value' ? attrValue : stringTrim(attrValue); / Execute a hook if present / hookEvent.attrName = lcName; hookEvent.attrValue = value; hookEvent.keepAttr = true; hookEvent.forceKeepAttr = undefined; // Allows developers to see this is a property they can set _executeHook('uponSanitizeAttribute', currentNode, hookEvent); value = hookEvent.attrValue; / Did the hooks approve of the attribute? / if (hookEvent.forceKeepAttr) { continue; } / Remove attribute / _removeAttribute(name, currentNode); / Did the hooks approve of the attribute? / if (!hookEvent.keepAttr) { continue; } / Work around a security issue in jQuery 3.0 / if (!ALLOW_SELF_CLOSE_IN_ATTR && regExpTest(/\/>/i, value)) { _removeAttribute(name, currentNode); continue; } / Work around a security issue with comments inside attributes / if (SAFE_FOR_XML && regExpTest(/((--!?\|])>)\|<\/(style\|title)/i, value)) { _removeAttribute(name, currentNode); continue; } / Sanitize attribute content to be template-safe / if (SAFE_FOR_TEMPLATES) { arrayForEach([MUSTACHE_EXPR, ERB_EXPR, TMPLIT_EXPR], expr => { value = stringReplace(value, expr, ' '); }); } / Is `value` valid for this attribute? / const lcTag = transformCaseFunc(currentNode.nodeName); if (!_isValidAttribute(lcTag, lcName, value)) { continue; } / Full DOM Clobbering protection via namespace isolation, * Prefix id and name attributes with `user-content-` / if (SANITIZE_NAMED_PROPS && (lcName === 'id' \|\| lcName === 'name')) { // Remove the attribute with this value _removeAttribute(name, currentNode); // Prefix the value and later re-create the attribute with the sanitized value value = SANITIZE_NAMED_PROPS_PREFIX + value; } / Handle attributes that require Trusted Types / if (trustedTypesPolicy && typeof trustedTypes === 'object' && typeof trustedTypes.getAttributeType === 'function') { if (namespaceURI) ; else { switch (trustedTypes.getAttributeType(lcTag, lcName)) { case 'TrustedHTML': { value = trustedTypesPolicy.createHTML(value); break; } case 'TrustedScriptURL': { value = trustedTypesPolicy.createScriptURL(value); break; } } } } / Handle invalid data-* attribute set by try-catching it / try { if (namespaceURI) { currentNode.setAttributeNS(namespaceURI, name, value); } else { / Fallback to setAttribute() for browser-unrecognized namespaces e.g. "x-schema". / currentNode.setAttribute(name, value); } if (_isClobbered(currentNode)) { _forceRemove(currentNode); } else { arrayPop(DOMPurify.removed); } } catch (_) {} } / Execute a hook if present / _executeHook('afterSanitizeAttributes', currentNode, null); }; /* * _sanitizeShadowDOM * * @param {DocumentFragment} fragment to iterate over recursively / const _sanitizeShadowDOM = function _sanitizeShadowDOM(fragment) { let shadowNode = null; const shadowIterator = _createNodeIterator(fragment); / Execute a hook if present / _executeHook('beforeSanitizeShadowDOM', fragment, null); while (shadowNode = shadowIterator.nextNode()) { / Execute a hook if present / _executeHook('uponSanitizeShadowNode', shadowNode, null); / Sanitize tags and elements / if (_sanitizeElements(shadowNode)) { continue; } const parentNode = getParentNode(shadowNode); / Set the nesting depth of an element / if (shadowNode.nodeType === NODE_TYPE.element) { if (parentNode && parentNode.__depth) { / We want the depth of the node in the original tree, which can change when it's removed from its parent. / shadowNode.__depth = (shadowNode.__removalCount \|\| 0) + parentNode.__depth + 1; } else { shadowNode.__depth = 1; } } / * Remove an element if nested too deeply to avoid mXSS * or if the __depth might have been tampered with / if (shadowNode.__depth >= MAX_NESTING_DEPTH \|\| shadowNode.__depth < 0 \|\| numberIsNaN(shadowNode.__depth)) { _forceRemove(shadowNode); } / Deep shadow DOM detected / if (shadowNode.content instanceof DocumentFragment) { shadowNode.content.__depth = shadowNode.__depth; _sanitizeShadowDOM(shadowNode.content); } / Check attributes, sanitize if necessary / _sanitizeAttributes(shadowNode); } / Execute a hook if present / _executeHook('afterSanitizeShadowDOM', fragment, null); }; /* * Sanitize * Public method providing core sanitation functionality * * @param {String\|Node} dirty string or DOM node * @param {Object} cfg object / // eslint-disable-next-line complexity DOMPurify.sanitize = function (dirty) { let cfg = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; let body = null; let importedNode = null; let currentNode = null; let returnNode = null; / Make sure we have a string to sanitize. DO NOT return early, as this will return the wrong type if the user has requested a DOM object rather than a string / IS_EMPTY_INPUT = !dirty; if (IS_EMPTY_INPUT) { dirty = '<!-->'; } / Stringify, in case dirty is an object / if (typeof dirty !== 'string' && !_isNode(dirty)) { if (typeof dirty.toString === 'function') { dirty = dirty.toString(); if (typeof dirty !== 'string') { throw typeErrorCreate('dirty is not a string, aborting'); } } else { throw typeErrorCreate('toString is not a function'); } } / Return dirty HTML if DOMPurify cannot run / if (!DOMPurify.isSupported) { return dirty; } / Assign config vars / if (!SET_CONFIG) { _parseConfig(cfg); } / Clean up removed elements / DOMPurify.removed = []; / Check if dirty is correctly typed for IN_PLACE / if (typeof dirty === 'string') { IN_PLACE = false; } if (IN_PLACE) { / Do some early pre-sanitization to avoid unsafe root nodes / if (dirty.nodeName) { const tagName = transformCaseFunc(dirty.nodeName); if (!ALLOWED_TAGS[tagName] \|\| FORBID_TAGS[tagName]) { throw typeErrorCreate('root node is forbidden and cannot be sanitized in-place'); } } } else if (dirty instanceof Node) { / If dirty is a DOM element, append to an empty document to avoid elements being stripped by the parser / body = _initDocument('<!---->'); importedNode = body.ownerDocument.importNode(dirty, true); if (importedNode.nodeType === NODE_TYPE.element && importedNode.nodeName === 'BODY') { / Node is already a body, use as is / body = importedNode; } else if (importedNode.nodeName === 'HTML') { body = importedNode; } else { // eslint-disable-next-line unicorn/prefer-dom-node-append body.appendChild(importedNode); } } else { / Exit directly if we have nothing to do / if (!RETURN_DOM && !SAFE_FOR_TEMPLATES && !WHOLE_DOCUMENT && // eslint-disable-next-line unicorn/prefer-includes dirty.indexOf('<') === -1) { return trustedTypesPolicy && RETURN_TRUSTED_TYPE ? trustedTypesPolicy.createHTML(dirty) : dirty; } / Initialize the document to work on / body = _initDocument(dirty); / Check we have a DOM node from the data / if (!body) { return RETURN_DOM ? null : RETURN_TRUSTED_TYPE ? emptyHTML : ''; } } / Remove first element node (ours) if FORCE_BODY is set / if (body && FORCE_BODY) { _forceRemove(body.firstChild); } / Get node iterator / const nodeIterator = _createNodeIterator(IN_PLACE ? dirty : body); / Now start iterating over the created document / while (currentNode = nodeIterator.nextNode()) { / Sanitize tags and elements / if (_sanitizeElements(currentNode)) { continue; } const parentNode = getParentNode(currentNode); / Set the nesting depth of an element / if (currentNode.nodeType === NODE_TYPE.element) { if (parentNode && parentNode.__depth) { / We want the depth of the node in the original tree, which can change when it's removed from its parent. / currentNode.__depth = (currentNode.__removalCount \|\| 0) + parentNode.__depth + 1; } else { currentNode.__depth = 1; } } / * Remove an element if nested too deeply to avoid mXSS * or if the __depth might have been tampered with / if (currentNode.__depth >= MAX_NESTING_DEPTH \|\| currentNode.__depth < 0 \|\| numberIsNaN(currentNode.__depth)) { _forceRemove(currentNode); } / Shadow DOM detected, sanitize it / if (currentNode.content instanceof DocumentFragment) { currentNode.content.__depth = currentNode.__depth; _sanitizeShadowDOM(currentNode.content); } / Check attributes, sanitize if necessary / _sanitizeAttributes(currentNode); } / If we sanitized `dirty` in-place, return it. / if (IN_PLACE) { return dirty; } / Return sanitized string or DOM / if (RETURN_DOM) { if (RETURN_DOM_FRAGMENT) { returnNode = createDocumentFragment.call(body.ownerDocument); while (body.firstChild) { // eslint-disable-next-line unicorn/prefer-dom-node-append returnNode.appendChild(body.firstChild); } } else { returnNode = body; } if (ALLOWED_ATTR.shadowroot \|\| ALLOWED_ATTR.shadowrootmode) { / AdoptNode() is not used because internal state is not reset (e.g. the past names map of a HTMLFormElement), this is safe in theory but we would rather not risk another attack vector. The state that is cloned by importNode() is explicitly defined by the specs. / returnNode = importNode.call(originalDocument, returnNode, true); } return returnNode; } let serializedHTML = WHOLE_DOCUMENT ? body.outerHTML : body.innerHTML; / Serialize doctype if allowed / if (WHOLE_DOCUMENT && ALLOWED_TAGS['!doctype'] && body.ownerDocument && body.ownerDocument.doctype && body.ownerDocument.doctype.name && regExpTest(DOCTYPE_NAME, body.ownerDocument.doctype.name)) { serializedHTML = '<!DOCTYPE ' + body.ownerDocument.doctype.name + '>\n' + serializedHTML; } / Sanitize final string template-safe / if (SAFE_FOR_TEMPLATES) { arrayForEach([MUSTACHE_EXPR, ERB_EXPR, TMPLIT_EXPR], expr => { serializedHTML = stringReplace(serializedHTML, expr, ' '); }); } return trustedTypesPolicy && RETURN_TRUSTED_TYPE ? trustedTypesPolicy.createHTML(serializedHTML) : serializedHTML; }; /* * Public method to set the configuration once * setConfig * * @param {Object} cfg configuration object / DOMPurify.setConfig = function () { let cfg = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; _parseConfig(cfg); SET_CONFIG = true; }; /* * Public method to remove the configuration * clearConfig * / DOMPurify.clearConfig = function () { CONFIG = null; SET_CONFIG = false; }; /* * Public method to check if an attribute value is valid. * Uses last set config, if any. Otherwise, uses config defaults. * isValidAttribute * * @param {String} tag Tag name of containing element. * @param {String} attr Attribute name. * @param {String} value Attribute value. * @return {Boolean} Returns true if `value` is valid. Otherwise, returns false. / DOMPurify.isValidAttribute = function (tag, attr, value) { / Initialize shared config vars if necessary. / if (!CONFIG) { _parseConfig({}); } const lcTag = transformCaseFunc(tag); const lcName = transformCaseFunc(attr); return _isValidAttribute(lcTag, lcName, value); }; /* * AddHook * Public method to add DOMPurify hooks * * @param {String} entryPoint entry point for the hook to add * @param {Function} hookFunction function to execute / DOMPurify.addHook = function (entryPoint, hookFunction) { if (typeof hookFunction !== 'function') { return; } hooks[entryPoint] = hooks[entryPoint] \|\| []; arrayPush(hooks[entryPoint], hookFunction); }; /* * RemoveHook * Public method to remove a DOMPurify hook at a given entryPoint * (pops it from the stack of hooks if more are present) * * @param {String} entryPoint entry point for the hook to remove * @return {Function} removed(popped) hook / DOMPurify.removeHook = function (entryPoint) { if (hooks[entryPoint]) { return arrayPop(hooks[entryPoint]); } }; /* * RemoveHooks * Public method to remove all DOMPurify hooks at a given entryPoint * * @param {String} entryPoint entry point for the hooks to remove / DOMPurify.removeHooks = function (entryPoint) { if (hooks[entryPoint]) { hooks[entryPoint] = []; } }; /* * RemoveAllHooks * Public method to remove all DOMPurify hooks / DOMPurify.removeAllHooks = function () { hooks = {}; }; return DOMPurify; } var purify = createDOMPurify(); return purify; })); //# sourceMappingURL=purify.js.map /**/ }) }]); //# sourceMappingURL=text-path.a20877e832db83423958.bundle.js.map

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