@angular/core
Version:
Angular - the core framework
352 lines • 39.5 kB
JavaScript
/**
* @fileoverview added by tsickle
* Generated from: packages/core/src/sanitization/html_sanitizer.ts
* @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { isDevMode } from '../util/is_dev_mode';
import { InertBodyHelper } from './inert_body';
import { _sanitizeUrl, sanitizeSrcset } from './url_sanitizer';
/**
* @param {?} tags
* @return {?}
*/
function tagSet(tags) {
/** @type {?} */
const res = {};
for (const t of tags.split(','))
res[t] = true;
return res;
}
/**
* @param {...?} sets
* @return {?}
*/
function merge(...sets) {
/** @type {?} */
const res = {};
for (const s of sets) {
for (const v in s) {
if (s.hasOwnProperty(v))
res[v] = true;
}
}
return res;
}
// Good source of info about elements and attributes
// http://dev.w3.org/html5/spec/Overview.html#semantics
// http://simon.html5.org/html-elements
// Safe Void Elements - HTML5
// http://dev.w3.org/html5/spec/Overview.html#void-elements
/** @type {?} */
const VOID_ELEMENTS = tagSet('area,br,col,hr,img,wbr');
// Elements that you can, intentionally, leave open (and which close themselves)
// http://dev.w3.org/html5/spec/Overview.html#optional-tags
/** @type {?} */
const OPTIONAL_END_TAG_BLOCK_ELEMENTS = tagSet('colgroup,dd,dt,li,p,tbody,td,tfoot,th,thead,tr');
/** @type {?} */
const OPTIONAL_END_TAG_INLINE_ELEMENTS = tagSet('rp,rt');
/** @type {?} */
const OPTIONAL_END_TAG_ELEMENTS = merge(OPTIONAL_END_TAG_INLINE_ELEMENTS, OPTIONAL_END_TAG_BLOCK_ELEMENTS);
// Safe Block Elements - HTML5
/** @type {?} */
const BLOCK_ELEMENTS = merge(OPTIONAL_END_TAG_BLOCK_ELEMENTS, tagSet('address,article,' +
'aside,blockquote,caption,center,del,details,dialog,dir,div,dl,figure,figcaption,footer,h1,h2,h3,h4,h5,' +
'h6,header,hgroup,hr,ins,main,map,menu,nav,ol,pre,section,summary,table,ul'));
// Inline Elements - HTML5
/** @type {?} */
const INLINE_ELEMENTS = merge(OPTIONAL_END_TAG_INLINE_ELEMENTS, tagSet('a,abbr,acronym,audio,b,' +
'bdi,bdo,big,br,cite,code,del,dfn,em,font,i,img,ins,kbd,label,map,mark,picture,q,ruby,rp,rt,s,' +
'samp,small,source,span,strike,strong,sub,sup,time,track,tt,u,var,video'));
/** @type {?} */
export const VALID_ELEMENTS = merge(VOID_ELEMENTS, BLOCK_ELEMENTS, INLINE_ELEMENTS, OPTIONAL_END_TAG_ELEMENTS);
// Attributes that have href and hence need to be sanitized
/** @type {?} */
export const URI_ATTRS = tagSet('background,cite,href,itemtype,longdesc,poster,src,xlink:href');
// Attributes that have special href set hence need to be sanitized
/** @type {?} */
export const SRCSET_ATTRS = tagSet('srcset');
/** @type {?} */
const HTML_ATTRS = tagSet('abbr,accesskey,align,alt,autoplay,axis,bgcolor,border,cellpadding,cellspacing,class,clear,color,cols,colspan,' +
'compact,controls,coords,datetime,default,dir,download,face,headers,height,hidden,hreflang,hspace,' +
'ismap,itemscope,itemprop,kind,label,lang,language,loop,media,muted,nohref,nowrap,open,preload,rel,rev,role,rows,rowspan,rules,' +
'scope,scrolling,shape,size,sizes,span,srclang,start,summary,tabindex,target,title,translate,type,usemap,' +
'valign,value,vspace,width');
// Accessibility attributes as per WAI-ARIA 1.1 (W3C Working Draft 14 December 2018)
/** @type {?} */
const ARIA_ATTRS = tagSet('aria-activedescendant,aria-atomic,aria-autocomplete,aria-busy,aria-checked,aria-colcount,aria-colindex,' +
'aria-colspan,aria-controls,aria-current,aria-describedby,aria-details,aria-disabled,aria-dropeffect,' +
'aria-errormessage,aria-expanded,aria-flowto,aria-grabbed,aria-haspopup,aria-hidden,aria-invalid,' +
'aria-keyshortcuts,aria-label,aria-labelledby,aria-level,aria-live,aria-modal,aria-multiline,' +
'aria-multiselectable,aria-orientation,aria-owns,aria-placeholder,aria-posinset,aria-pressed,aria-readonly,' +
'aria-relevant,aria-required,aria-roledescription,aria-rowcount,aria-rowindex,aria-rowspan,aria-selected,' +
'aria-setsize,aria-sort,aria-valuemax,aria-valuemin,aria-valuenow,aria-valuetext');
// NB: This currently consciously doesn't support SVG. SVG sanitization has had several security
// issues in the past, so it seems safer to leave it out if possible. If support for binding SVG via
// innerHTML is required, SVG attributes should be added here.
// NB: Sanitization does not allow <form> elements or other active elements (<button> etc). Those
// can be sanitized, but they increase security surface area without a legitimate use case, so they
// are left out here.
/** @type {?} */
export const VALID_ATTRS = merge(URI_ATTRS, SRCSET_ATTRS, HTML_ATTRS, ARIA_ATTRS);
// Elements whose content should not be traversed/preserved, if the elements themselves are invalid.
//
// Typically, `<invalid>Some content</invalid>` would traverse (and in this case preserve)
// `Some content`, but strip `invalid-element` opening/closing tags. For some elements, though, we
// don't want to preserve the content, if the elements themselves are going to be removed.
/** @type {?} */
const SKIP_TRAVERSING_CONTENT_IF_INVALID_ELEMENTS = tagSet('script,style,template');
/**
* SanitizingHtmlSerializer serializes a DOM fragment, stripping out any unsafe elements and unsafe
* attributes.
*/
class SanitizingHtmlSerializer {
constructor() {
// Explicitly track if something was stripped, to avoid accidentally warning of sanitization just
// because characters were re-encoded.
this.sanitizedSomething = false;
this.buf = [];
}
/**
* @param {?} el
* @return {?}
*/
sanitizeChildren(el) {
// This cannot use a TreeWalker, as it has to run on Angular's various DOM adapters.
// However this code never accesses properties off of `document` before deleting its contents
// again, so it shouldn't be vulnerable to DOM clobbering.
/** @type {?} */
let current = (/** @type {?} */ (el.firstChild));
/** @type {?} */
let traverseContent = true;
while (current) {
if (current.nodeType === Node.ELEMENT_NODE) {
traverseContent = this.startElement((/** @type {?} */ (current)));
}
else if (current.nodeType === Node.TEXT_NODE) {
this.chars((/** @type {?} */ (current.nodeValue)));
}
else {
// Strip non-element, non-text nodes.
this.sanitizedSomething = true;
}
if (traverseContent && current.firstChild) {
current = (/** @type {?} */ (current.firstChild));
continue;
}
while (current) {
// Leaving the element. Walk up and to the right, closing tags as we go.
if (current.nodeType === Node.ELEMENT_NODE) {
this.endElement((/** @type {?} */ (current)));
}
/** @type {?} */
let next = this.checkClobberedElement(current, (/** @type {?} */ (current.nextSibling)));
if (next) {
current = next;
break;
}
current = this.checkClobberedElement(current, (/** @type {?} */ (current.parentNode)));
}
}
return this.buf.join('');
}
/**
* Sanitizes an opening element tag (if valid) and returns whether the element's contents should
* be traversed. Element content must always be traversed (even if the element itself is not
* valid/safe), unless the element is one of `SKIP_TRAVERSING_CONTENT_IF_INVALID_ELEMENTS`.
*
* @private
* @param {?} element The element to sanitize.
* @return {?} True if the element's contents should be traversed.
*/
startElement(element) {
/** @type {?} */
const tagName = element.nodeName.toLowerCase();
if (!VALID_ELEMENTS.hasOwnProperty(tagName)) {
this.sanitizedSomething = true;
return !SKIP_TRAVERSING_CONTENT_IF_INVALID_ELEMENTS.hasOwnProperty(tagName);
}
this.buf.push('<');
this.buf.push(tagName);
/** @type {?} */
const elAttrs = element.attributes;
for (let i = 0; i < elAttrs.length; i++) {
/** @type {?} */
const elAttr = elAttrs.item(i);
/** @type {?} */
const attrName = (/** @type {?} */ (elAttr)).name;
/** @type {?} */
const lower = attrName.toLowerCase();
if (!VALID_ATTRS.hasOwnProperty(lower)) {
this.sanitizedSomething = true;
continue;
}
/** @type {?} */
let value = (/** @type {?} */ (elAttr)).value;
// TODO(martinprobst): Special case image URIs for data:image/...
if (URI_ATTRS[lower])
value = _sanitizeUrl(value);
if (SRCSET_ATTRS[lower])
value = sanitizeSrcset(value);
this.buf.push(' ', attrName, '="', encodeEntities(value), '"');
}
this.buf.push('>');
return true;
}
/**
* @private
* @param {?} current
* @return {?}
*/
endElement(current) {
/** @type {?} */
const tagName = current.nodeName.toLowerCase();
if (VALID_ELEMENTS.hasOwnProperty(tagName) && !VOID_ELEMENTS.hasOwnProperty(tagName)) {
this.buf.push('</');
this.buf.push(tagName);
this.buf.push('>');
}
}
/**
* @private
* @param {?} chars
* @return {?}
*/
chars(chars) {
this.buf.push(encodeEntities(chars));
}
/**
* @param {?} node
* @param {?} nextNode
* @return {?}
*/
checkClobberedElement(node, nextNode) {
if (nextNode &&
(node.compareDocumentPosition(nextNode) &
Node.DOCUMENT_POSITION_CONTAINED_BY) === Node.DOCUMENT_POSITION_CONTAINED_BY) {
throw new Error(`Failed to sanitize html because the element is clobbered: ${((/** @type {?} */ (node))).outerHTML}`);
}
return nextNode;
}
}
if (false) {
/** @type {?} */
SanitizingHtmlSerializer.prototype.sanitizedSomething;
/**
* @type {?}
* @private
*/
SanitizingHtmlSerializer.prototype.buf;
}
// Regular Expressions for parsing tags and attributes
/** @type {?} */
const SURROGATE_PAIR_REGEXP = /[\uD800-\uDBFF][\uDC00-\uDFFF]/g;
// ! to ~ is the ASCII range.
/** @type {?} */
const NON_ALPHANUMERIC_REGEXP = /([^\#-~ |!])/g;
/**
* Escapes all potentially dangerous characters, so that the
* resulting string can be safely inserted into attribute or
* element text.
* @param {?} value
* @return {?}
*/
function encodeEntities(value) {
return value.replace(/&/g, '&')
.replace(SURROGATE_PAIR_REGEXP, (/**
* @param {?} match
* @return {?}
*/
function (match) {
/** @type {?} */
const hi = match.charCodeAt(0);
/** @type {?} */
const low = match.charCodeAt(1);
return '&#' + (((hi - 0xD800) * 0x400) + (low - 0xDC00) + 0x10000) + ';';
}))
.replace(NON_ALPHANUMERIC_REGEXP, (/**
* @param {?} match
* @return {?}
*/
function (match) {
return '&#' + match.charCodeAt(0) + ';';
}))
.replace(/</g, '<')
.replace(/>/g, '>');
}
/** @type {?} */
let inertBodyHelper;
/**
* Sanitizes the given unsafe, untrusted HTML fragment, and returns HTML text that is safe to add to
* the DOM in a browser environment.
* @param {?} defaultDoc
* @param {?} unsafeHtmlInput
* @return {?}
*/
export function _sanitizeHtml(defaultDoc, unsafeHtmlInput) {
/** @type {?} */
let inertBodyElement = null;
try {
inertBodyHelper = inertBodyHelper || new InertBodyHelper(defaultDoc);
// Make sure unsafeHtml is actually a string (TypeScript types are not enforced at runtime).
/** @type {?} */
let unsafeHtml = unsafeHtmlInput ? String(unsafeHtmlInput) : '';
inertBodyElement = inertBodyHelper.getInertBodyElement(unsafeHtml);
// mXSS protection. Repeatedly parse the document to make sure it stabilizes, so that a browser
// trying to auto-correct incorrect HTML cannot cause formerly inert HTML to become dangerous.
/** @type {?} */
let mXSSAttempts = 5;
/** @type {?} */
let parsedHtml = unsafeHtml;
do {
if (mXSSAttempts === 0) {
throw new Error('Failed to sanitize html because the input is unstable');
}
mXSSAttempts--;
unsafeHtml = parsedHtml;
parsedHtml = (/** @type {?} */ (inertBodyElement)).innerHTML;
inertBodyElement = inertBodyHelper.getInertBodyElement(unsafeHtml);
} while (unsafeHtml !== parsedHtml);
/** @type {?} */
const sanitizer = new SanitizingHtmlSerializer();
/** @type {?} */
const safeHtml = sanitizer.sanitizeChildren((/** @type {?} */ (getTemplateContent((/** @type {?} */ (inertBodyElement))))) || inertBodyElement);
if (isDevMode() && sanitizer.sanitizedSomething) {
console.warn('WARNING: sanitizing HTML stripped some content, see http://g.co/ng/security#xss');
}
return safeHtml;
}
finally {
// In case anything goes wrong, clear out inertElement to reset the entire DOM structure.
if (inertBodyElement) {
/** @type {?} */
const parent = getTemplateContent(inertBodyElement) || inertBodyElement;
while (parent.firstChild) {
parent.removeChild(parent.firstChild);
}
}
}
}
/**
* @param {?} el
* @return {?}
*/
export function getTemplateContent(el) {
return 'content' in ((/** @type {?} */ (el))) && isTemplateElement(el) ?
el.content :
null;
}
/**
* @param {?} el
* @return {?}
*/
function isTemplateElement(el) {
return el.nodeType === Node.ELEMENT_NODE && el.nodeName === 'TEMPLATE';
}
//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"html_sanitizer.js","sourceRoot":"","sources":["../../../../../../../packages/core/src/sanitization/html_sanitizer.ts"],"names":[],"mappings":";;;;;;;;;;;;AAQA,OAAO,EAAC,SAAS,EAAC,MAAM,qBAAqB,CAAC;AAC9C,OAAO,EAAC,eAAe,EAAC,MAAM,cAAc,CAAC;AAC7C,OAAO,EAAC,YAAY,EAAE,cAAc,EAAC,MAAM,iBAAiB,CAAC;;;;;AAE7D,SAAS,MAAM,CAAC,IAAY;;UACpB,GAAG,GAA2B,EAAE;IACtC,KAAK,MAAM,CAAC,IAAI,IAAI,CAAC,KAAK,CAAC,GAAG,CAAC;QAAE,GAAG,CAAC,CAAC,CAAC,GAAG,IAAI,CAAC;IAC/C,OAAO,GAAG,CAAC;AACb,CAAC;;;;;AAED,SAAS,KAAK,CAAC,GAAG,IAA8B;;UACxC,GAAG,GAA2B,EAAE;IACtC,KAAK,MAAM,CAAC,IAAI,IAAI,EAAE;QACpB,KAAK,MAAM,CAAC,IAAI,CAAC,EAAE;YACjB,IAAI,CAAC,CAAC,cAAc,CAAC,CAAC,CAAC;gBAAE,GAAG,CAAC,CAAC,CAAC,GAAG,IAAI,CAAC;SACxC;KACF;IACD,OAAO,GAAG,CAAC;AACb,CAAC;;;;;;;MAQK,aAAa,GAAG,MAAM,CAAC,wBAAwB,CAAC;;;;MAIhD,+BAA+B,GAAG,MAAM,CAAC,gDAAgD,CAAC;;MAC1F,gCAAgC,GAAG,MAAM,CAAC,OAAO,CAAC;;MAClD,yBAAyB,GAC3B,KAAK,CAAC,gCAAgC,EAAE,+BAA+B,CAAC;;;MAGtE,cAAc,GAAG,KAAK,CACxB,+BAA+B,EAC/B,MAAM,CACF,kBAAkB;IAClB,wGAAwG;IACxG,2EAA2E,CAAC,CAAC;;;MAG/E,eAAe,GAAG,KAAK,CACzB,gCAAgC,EAChC,MAAM,CACF,yBAAyB;IACzB,+FAA+F;IAC/F,wEAAwE,CAAC,CAAC;;AAElF,MAAM,OAAO,cAAc,GACvB,KAAK,CAAC,aAAa,EAAE,cAAc,EAAE,eAAe,EAAE,yBAAyB,CAAC;;;AAGpF,MAAM,OAAO,SAAS,GAAG,MAAM,CAAC,8DAA8D,CAAC;;;AAG/F,MAAM,OAAO,YAAY,GAAG,MAAM,CAAC,QAAQ,CAAC;;MAEtC,UAAU,GAAG,MAAM,CACrB,+GAA+G;IAC/G,mGAAmG;IACnG,gIAAgI;IAChI,0GAA0G;IAC1G,2BAA2B,CAAC;;;MAG1B,UAAU,GAAG,MAAM,CACrB,yGAAyG;IACzG,sGAAsG;IACtG,kGAAkG;IAClG,8FAA8F;IAC9F,4GAA4G;IAC5G,0GAA0G;IAC1G,iFAAiF,CAAC;;;;;;;;AAUtF,MAAM,OAAO,WAAW,GAAG,KAAK,CAAC,SAAS,EAAE,YAAY,EAAE,UAAU,EAAE,UAAU,CAAC;;;;;;;MAO3E,2CAA2C,GAAG,MAAM,CAAC,uBAAuB,CAAC;;;;;AAMnF,MAAM,wBAAwB;IAA9B;;;QAGS,uBAAkB,GAAG,KAAK,CAAC;QAC1B,QAAG,GAAa,EAAE,CAAC;IAiG7B,CAAC;;;;;IA/FC,gBAAgB,CAAC,EAAW;;;;;YAItB,OAAO,GAAS,mBAAA,EAAE,CAAC,UAAU,EAAC;;YAC9B,eAAe,GAAG,IAAI;QAC1B,OAAO,OAAO,EAAE;YACd,IAAI,OAAO,CAAC,QAAQ,KAAK,IAAI,CAAC,YAAY,EAAE;gBAC1C,eAAe,GAAG,IAAI,CAAC,YAAY,CAAC,mBAAA,OAAO,EAAW,CAAC,CAAC;aACzD;iBAAM,IAAI,OAAO,CAAC,QAAQ,KAAK,IAAI,CAAC,SAAS,EAAE;gBAC9C,IAAI,CAAC,KAAK,CAAC,mBAAA,OAAO,CAAC,SAAS,EAAC,CAAC,CAAC;aAChC;iBAAM;gBACL,qCAAqC;gBACrC,IAAI,CAAC,kBAAkB,GAAG,IAAI,CAAC;aAChC;YACD,IAAI,eAAe,IAAI,OAAO,CAAC,UAAU,EAAE;gBACzC,OAAO,GAAG,mBAAA,OAAO,CAAC,UAAU,EAAC,CAAC;gBAC9B,SAAS;aACV;YACD,OAAO,OAAO,EAAE;gBACd,wEAAwE;gBACxE,IAAI,OAAO,CAAC,QAAQ,KAAK,IAAI,CAAC,YAAY,EAAE;oBAC1C,IAAI,CAAC,UAAU,CAAC,mBAAA,OAAO,EAAW,CAAC,CAAC;iBACrC;;oBAEG,IAAI,GAAG,IAAI,CAAC,qBAAqB,CAAC,OAAO,EAAE,mBAAA,OAAO,CAAC,WAAW,EAAC,CAAC;gBAEpE,IAAI,IAAI,EAAE;oBACR,OAAO,GAAG,IAAI,CAAC;oBACf,MAAM;iBACP;gBAED,OAAO,GAAG,IAAI,CAAC,qBAAqB,CAAC,OAAO,EAAE,mBAAA,OAAO,CAAC,UAAU,EAAC,CAAC,CAAC;aACpE;SACF;QACD,OAAO,IAAI,CAAC,GAAG,CAAC,IAAI,CAAC,EAAE,CAAC,CAAC;IAC3B,CAAC;;;;;;;;;;IAUO,YAAY,CAAC,OAAgB;;cAC7B,OAAO,GAAG,OAAO,CAAC,QAAQ,CAAC,WAAW,EAAE;QAC9C,IAAI,CAAC,cAAc,CAAC,cAAc,CAAC,OAAO,CAAC,EAAE;YAC3C,IAAI,CAAC,kBAAkB,GAAG,IAAI,CAAC;YAC/B,OAAO,CAAC,2CAA2C,CAAC,cAAc,CAAC,OAAO,CAAC,CAAC;SAC7E;QACD,IAAI,CAAC,GAAG,CAAC,IAAI,CAAC,GAAG,CAAC,CAAC;QACnB,IAAI,CAAC,GAAG,CAAC,IAAI,CAAC,OAAO,CAAC,CAAC;;cACjB,OAAO,GAAG,OAAO,CAAC,UAAU;QAClC,KAAK,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,GAAG,OAAO,CAAC,MAAM,EAAE,CAAC,EAAE,EAAE;;kBACjC,MAAM,GAAG,OAAO,CAAC,IAAI,CAAC,CAAC,CAAC;;kBACxB,QAAQ,GAAG,mBAAA,MAAM,EAAC,CAAC,IAAI;;kBACvB,KAAK,GAAG,QAAQ,CAAC,WAAW,EAAE;YACpC,IAAI,CAAC,WAAW,CAAC,cAAc,CAAC,KAAK,CAAC,EAAE;gBACtC,IAAI,CAAC,kBAAkB,GAAG,IAAI,CAAC;gBAC/B,SAAS;aACV;;gBACG,KAAK,GAAG,mBAAA,MAAM,EAAC,CAAC,KAAK;YACzB,iEAAiE;YACjE,IAAI,SAAS,CAAC,KAAK,CAAC;gBAAE,KAAK,GAAG,YAAY,CAAC,KAAK,CAAC,CAAC;YAClD,IAAI,YAAY,CAAC,KAAK,CAAC;gBAAE,KAAK,GAAG,cAAc,CAAC,KAAK,CAAC,CAAC;YACvD,IAAI,CAAC,GAAG,CAAC,IAAI,CAAC,GAAG,EAAE,QAAQ,EAAE,IAAI,EAAE,cAAc,CAAC,KAAK,CAAC,EAAE,GAAG,CAAC,CAAC;SAChE;QACD,IAAI,CAAC,GAAG,CAAC,IAAI,CAAC,GAAG,CAAC,CAAC;QACnB,OAAO,IAAI,CAAC;IACd,CAAC;;;;;;IAEO,UAAU,CAAC,OAAgB;;cAC3B,OAAO,GAAG,OAAO,CAAC,QAAQ,CAAC,WAAW,EAAE;QAC9C,IAAI,cAAc,CAAC,cAAc,CAAC,OAAO,CAAC,IAAI,CAAC,aAAa,CAAC,cAAc,CAAC,OAAO,CAAC,EAAE;YACpF,IAAI,CAAC,GAAG,CAAC,IAAI,CAAC,IAAI,CAAC,CAAC;YACpB,IAAI,CAAC,GAAG,CAAC,IAAI,CAAC,OAAO,CAAC,CAAC;YACvB,IAAI,CAAC,GAAG,CAAC,IAAI,CAAC,GAAG,CAAC,CAAC;SACpB;IACH,CAAC;;;;;;IAEO,KAAK,CAAC,KAAa;QACzB,IAAI,CAAC,GAAG,CAAC,IAAI,CAAC,cAAc,CAAC,KAAK,CAAC,CAAC,CAAC;IACvC,CAAC;;;;;;IAED,qBAAqB,CAAC,IAAU,EAAE,QAAc;QAC9C,IAAI,QAAQ;YACR,CAAC,IAAI,CAAC,uBAAuB,CAAC,QAAQ,CAAC;gBACtC,IAAI,CAAC,8BAA8B,CAAC,KAAK,IAAI,CAAC,8BAA8B,EAAE;YACjF,MAAM,IAAI,KAAK,CAAC,6DACZ,CAAC,mBAAA,IAAI,EAAW,CAAC,CAAC,SAAS,EAAE,CAAC,CAAC;SACpC;QACD,OAAO,QAAQ,CAAC;IAClB,CAAC;CACF;;;IAlGC,sDAAkC;;;;;IAClC,uCAA2B;;;;MAoGvB,qBAAqB,GAAG,iCAAiC;;;MAEzD,uBAAuB,GAAG,eAAe;;;;;;;;AAQ/C,SAAS,cAAc,CAAC,KAAa;IACnC,OAAO,KAAK,CAAC,OAAO,CAAC,IAAI,EAAE,OAAO,CAAC;SAC9B,OAAO,CACJ,qBAAqB;;;;IACrB,UAAS,KAAa;;cACd,EAAE,GAAG,KAAK,CAAC,UAAU,CAAC,CAAC,CAAC;;cACxB,GAAG,GAAG,KAAK,CAAC,UAAU,CAAC,CAAC,CAAC;QAC/B,OAAO,IAAI,GAAG,CAAC,CAAC,CAAC,EAAE,GAAG,MAAM,CAAC,GAAG,KAAK,CAAC,GAAG,CAAC,GAAG,GAAG,MAAM,CAAC,GAAG,OAAO,CAAC,GAAG,GAAG,CAAC;IAC3E,CAAC,EAAC;SACL,OAAO,CACJ,uBAAuB;;;;IACvB,UAAS,KAAa;QACpB,OAAO,IAAI,GAAG,KAAK,CAAC,UAAU,CAAC,CAAC,CAAC,GAAG,GAAG,CAAC;IAC1C,CAAC,EAAC;SACL,OAAO,CAAC,IAAI,EAAE,MAAM,CAAC;SACrB,OAAO,CAAC,IAAI,EAAE,MAAM,CAAC,CAAC;AAC7B,CAAC;;IAEG,eAAgC;;;;;;;;AAMpC,MAAM,UAAU,aAAa,CAAC,UAAe,EAAE,eAAuB;;QAChE,gBAAgB,GAAqB,IAAI;IAC7C,IAAI;QACF,eAAe,GAAG,eAAe,IAAI,IAAI,eAAe,CAAC,UAAU,CAAC,CAAC;;;YAEjE,UAAU,GAAG,eAAe,CAAC,CAAC,CAAC,MAAM,CAAC,eAAe,CAAC,CAAC,CAAC,CAAC,EAAE;QAC/D,gBAAgB,GAAG,eAAe,CAAC,mBAAmB,CAAC,UAAU,CAAC,CAAC;;;;YAI/D,YAAY,GAAG,CAAC;;YAChB,UAAU,GAAG,UAAU;QAE3B,GAAG;YACD,IAAI,YAAY,KAAK,CAAC,EAAE;gBACtB,MAAM,IAAI,KAAK,CAAC,uDAAuD,CAAC,CAAC;aAC1E;YACD,YAAY,EAAE,CAAC;YAEf,UAAU,GAAG,UAAU,CAAC;YACxB,UAAU,GAAG,mBAAA,gBAAgB,EAAC,CAAC,SAAS,CAAC;YACzC,gBAAgB,GAAG,eAAe,CAAC,mBAAmB,CAAC,UAAU,CAAC,CAAC;SACpE,QAAQ,UAAU,KAAK,UAAU,EAAE;;cAE9B,SAAS,GAAG,IAAI,wBAAwB,EAAE;;cAC1C,QAAQ,GAAG,SAAS,CAAC,gBAAgB,CACvC,mBAAA,kBAAkB,CAAC,mBAAA,gBAAgB,EAAC,CAAC,EAAW,IAAI,gBAAgB,CAAC;QACzE,IAAI,SAAS,EAAE,IAAI,SAAS,CAAC,kBAAkB,EAAE;YAC/C,OAAO,CAAC,IAAI,CACR,iFAAiF,CAAC,CAAC;SACxF;QAED,OAAO,QAAQ,CAAC;KACjB;YAAS;QACR,yFAAyF;QACzF,IAAI,gBAAgB,EAAE;;kBACd,MAAM,GAAG,kBAAkB,CAAC,gBAAgB,CAAC,IAAI,gBAAgB;YACvE,OAAO,MAAM,CAAC,UAAU,EAAE;gBACxB,MAAM,CAAC,WAAW,CAAC,MAAM,CAAC,UAAU,CAAC,CAAC;aACvC;SACF;KACF;AACH,CAAC;;;;;AAED,MAAM,UAAU,kBAAkB,CAAC,EAAQ;IACzC,OAAO,SAAS,IAAI,CAAC,mBAAA,EAAE,EAAO,CAAmC,IAAI,iBAAiB,CAAC,EAAE,CAAC,CAAC,CAAC;QACxF,EAAE,CAAC,OAAO,CAAC,CAAC;QACZ,IAAI,CAAC;AACX,CAAC;;;;;AACD,SAAS,iBAAiB,CAAC,EAAQ;IACjC,OAAO,EAAE,CAAC,QAAQ,KAAK,IAAI,CAAC,YAAY,IAAI,EAAE,CAAC,QAAQ,KAAK,UAAU,CAAC;AACzE,CAAC","sourcesContent":["/**\n * @license\n * Copyright Google Inc. All Rights Reserved.\n *\n * Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://angular.io/license\n */\n\nimport {isDevMode} from '../util/is_dev_mode';\nimport {InertBodyHelper} from './inert_body';\nimport {_sanitizeUrl, sanitizeSrcset} from './url_sanitizer';\n\nfunction tagSet(tags: string): {[k: string]: boolean} {\n  const res: {[k: string]: boolean} = {};\n  for (const t of tags.split(',')) res[t] = true;\n  return res;\n}\n\nfunction merge(...sets: {[k: string]: boolean}[]): {[k: string]: boolean} {\n  const res: {[k: string]: boolean} = {};\n  for (const s of sets) {\n    for (const v in s) {\n      if (s.hasOwnProperty(v)) res[v] = true;\n    }\n  }\n  return res;\n}\n\n// Good source of info about elements and attributes\n// http://dev.w3.org/html5/spec/Overview.html#semantics\n// http://simon.html5.org/html-elements\n\n// Safe Void Elements - HTML5\n// http://dev.w3.org/html5/spec/Overview.html#void-elements\nconst VOID_ELEMENTS = tagSet('area,br,col,hr,img,wbr');\n\n// Elements that you can, intentionally, leave open (and which close themselves)\n// http://dev.w3.org/html5/spec/Overview.html#optional-tags\nconst OPTIONAL_END_TAG_BLOCK_ELEMENTS = tagSet('colgroup,dd,dt,li,p,tbody,td,tfoot,th,thead,tr');\nconst OPTIONAL_END_TAG_INLINE_ELEMENTS = tagSet('rp,rt');\nconst OPTIONAL_END_TAG_ELEMENTS =\n    merge(OPTIONAL_END_TAG_INLINE_ELEMENTS, OPTIONAL_END_TAG_BLOCK_ELEMENTS);\n\n// Safe Block Elements - HTML5\nconst BLOCK_ELEMENTS = merge(\n    OPTIONAL_END_TAG_BLOCK_ELEMENTS,\n    tagSet(\n        'address,article,' +\n        'aside,blockquote,caption,center,del,details,dialog,dir,div,dl,figure,figcaption,footer,h1,h2,h3,h4,h5,' +\n        'h6,header,hgroup,hr,ins,main,map,menu,nav,ol,pre,section,summary,table,ul'));\n\n// Inline Elements - HTML5\nconst INLINE_ELEMENTS = merge(\n    OPTIONAL_END_TAG_INLINE_ELEMENTS,\n    tagSet(\n        'a,abbr,acronym,audio,b,' +\n        'bdi,bdo,big,br,cite,code,del,dfn,em,font,i,img,ins,kbd,label,map,mark,picture,q,ruby,rp,rt,s,' +\n        'samp,small,source,span,strike,strong,sub,sup,time,track,tt,u,var,video'));\n\nexport const VALID_ELEMENTS =\n    merge(VOID_ELEMENTS, BLOCK_ELEMENTS, INLINE_ELEMENTS, OPTIONAL_END_TAG_ELEMENTS);\n\n// Attributes that have href and hence need to be sanitized\nexport const URI_ATTRS = tagSet('background,cite,href,itemtype,longdesc,poster,src,xlink:href');\n\n// Attributes that have special href set hence need to be sanitized\nexport const SRCSET_ATTRS = tagSet('srcset');\n\nconst HTML_ATTRS = tagSet(\n    'abbr,accesskey,align,alt,autoplay,axis,bgcolor,border,cellpadding,cellspacing,class,clear,color,cols,colspan,' +\n    'compact,controls,coords,datetime,default,dir,download,face,headers,height,hidden,hreflang,hspace,' +\n    'ismap,itemscope,itemprop,kind,label,lang,language,loop,media,muted,nohref,nowrap,open,preload,rel,rev,role,rows,rowspan,rules,' +\n    'scope,scrolling,shape,size,sizes,span,srclang,start,summary,tabindex,target,title,translate,type,usemap,' +\n    'valign,value,vspace,width');\n\n// Accessibility attributes as per WAI-ARIA 1.1 (W3C Working Draft 14 December 2018)\nconst ARIA_ATTRS = tagSet(\n    'aria-activedescendant,aria-atomic,aria-autocomplete,aria-busy,aria-checked,aria-colcount,aria-colindex,' +\n    'aria-colspan,aria-controls,aria-current,aria-describedby,aria-details,aria-disabled,aria-dropeffect,' +\n    'aria-errormessage,aria-expanded,aria-flowto,aria-grabbed,aria-haspopup,aria-hidden,aria-invalid,' +\n    'aria-keyshortcuts,aria-label,aria-labelledby,aria-level,aria-live,aria-modal,aria-multiline,' +\n    'aria-multiselectable,aria-orientation,aria-owns,aria-placeholder,aria-posinset,aria-pressed,aria-readonly,' +\n    'aria-relevant,aria-required,aria-roledescription,aria-rowcount,aria-rowindex,aria-rowspan,aria-selected,' +\n    'aria-setsize,aria-sort,aria-valuemax,aria-valuemin,aria-valuenow,aria-valuetext');\n\n// NB: This currently consciously doesn't support SVG. SVG sanitization has had several security\n// issues in the past, so it seems safer to leave it out if possible. If support for binding SVG via\n// innerHTML is required, SVG attributes should be added here.\n\n// NB: Sanitization does not allow <form> elements or other active elements (<button> etc). Those\n// can be sanitized, but they increase security surface area without a legitimate use case, so they\n// are left out here.\n\nexport const VALID_ATTRS = merge(URI_ATTRS, SRCSET_ATTRS, HTML_ATTRS, ARIA_ATTRS);\n\n// Elements whose content should not be traversed/preserved, if the elements themselves are invalid.\n//\n// Typically, `<invalid>Some content</invalid>` would traverse (and in this case preserve)\n// `Some content`, but strip `invalid-element` opening/closing tags. For some elements, though, we\n// don't want to preserve the content, if the elements themselves are going to be removed.\nconst SKIP_TRAVERSING_CONTENT_IF_INVALID_ELEMENTS = tagSet('script,style,template');\n\n/**\n * SanitizingHtmlSerializer serializes a DOM fragment, stripping out any unsafe elements and unsafe\n * attributes.\n */\nclass SanitizingHtmlSerializer {\n  // Explicitly track if something was stripped, to avoid accidentally warning of sanitization just\n  // because characters were re-encoded.\n  public sanitizedSomething = false;\n  private buf: string[] = [];\n\n  sanitizeChildren(el: Element): string {\n    // This cannot use a TreeWalker, as it has to run on Angular's various DOM adapters.\n    // However this code never accesses properties off of `document` before deleting its contents\n    // again, so it shouldn't be vulnerable to DOM clobbering.\n    let current: Node = el.firstChild!;\n    let traverseContent = true;\n    while (current) {\n      if (current.nodeType === Node.ELEMENT_NODE) {\n        traverseContent = this.startElement(current as Element);\n      } else if (current.nodeType === Node.TEXT_NODE) {\n        this.chars(current.nodeValue!);\n      } else {\n        // Strip non-element, non-text nodes.\n        this.sanitizedSomething = true;\n      }\n      if (traverseContent && current.firstChild) {\n        current = current.firstChild!;\n        continue;\n      }\n      while (current) {\n        // Leaving the element. Walk up and to the right, closing tags as we go.\n        if (current.nodeType === Node.ELEMENT_NODE) {\n          this.endElement(current as Element);\n        }\n\n        let next = this.checkClobberedElement(current, current.nextSibling!);\n\n        if (next) {\n          current = next;\n          break;\n        }\n\n        current = this.checkClobberedElement(current, current.parentNode!);\n      }\n    }\n    return this.buf.join('');\n  }\n\n  /**\n   * Sanitizes an opening element tag (if valid) and returns whether the element's contents should\n   * be traversed. Element content must always be traversed (even if the element itself is not\n   * valid/safe), unless the element is one of `SKIP_TRAVERSING_CONTENT_IF_INVALID_ELEMENTS`.\n   *\n   * @param element The element to sanitize.\n   * @return True if the element's contents should be traversed.\n   */\n  private startElement(element: Element): boolean {\n    const tagName = element.nodeName.toLowerCase();\n    if (!VALID_ELEMENTS.hasOwnProperty(tagName)) {\n      this.sanitizedSomething = true;\n      return !SKIP_TRAVERSING_CONTENT_IF_INVALID_ELEMENTS.hasOwnProperty(tagName);\n    }\n    this.buf.push('<');\n    this.buf.push(tagName);\n    const elAttrs = element.attributes;\n    for (let i = 0; i < elAttrs.length; i++) {\n      const elAttr = elAttrs.item(i);\n      const attrName = elAttr!.name;\n      const lower = attrName.toLowerCase();\n      if (!VALID_ATTRS.hasOwnProperty(lower)) {\n        this.sanitizedSomething = true;\n        continue;\n      }\n      let value = elAttr!.value;\n      // TODO(martinprobst): Special case image URIs for data:image/...\n      if (URI_ATTRS[lower]) value = _sanitizeUrl(value);\n      if (SRCSET_ATTRS[lower]) value = sanitizeSrcset(value);\n      this.buf.push(' ', attrName, '=\"', encodeEntities(value), '\"');\n    }\n    this.buf.push('>');\n    return true;\n  }\n\n  private endElement(current: Element) {\n    const tagName = current.nodeName.toLowerCase();\n    if (VALID_ELEMENTS.hasOwnProperty(tagName) && !VOID_ELEMENTS.hasOwnProperty(tagName)) {\n      this.buf.push('</');\n      this.buf.push(tagName);\n      this.buf.push('>');\n    }\n  }\n\n  private chars(chars: string) {\n    this.buf.push(encodeEntities(chars));\n  }\n\n  checkClobberedElement(node: Node, nextNode: Node): Node {\n    if (nextNode &&\n        (node.compareDocumentPosition(nextNode) &\n         Node.DOCUMENT_POSITION_CONTAINED_BY) === Node.DOCUMENT_POSITION_CONTAINED_BY) {\n      throw new Error(`Failed to sanitize html because the element is clobbered: ${\n          (node as Element).outerHTML}`);\n    }\n    return nextNode;\n  }\n}\n\n// Regular Expressions for parsing tags and attributes\nconst SURROGATE_PAIR_REGEXP = /[\\uD800-\\uDBFF][\\uDC00-\\uDFFF]/g;\n// ! to ~ is the ASCII range.\nconst NON_ALPHANUMERIC_REGEXP = /([^\\#-~ |!])/g;\n\n/**\n * Escapes all potentially dangerous characters, so that the\n * resulting string can be safely inserted into attribute or\n * element text.\n * @param value\n */\nfunction encodeEntities(value: string) {\n  return value.replace(/&/g, '&amp;')\n      .replace(\n          SURROGATE_PAIR_REGEXP,\n          function(match: string) {\n            const hi = match.charCodeAt(0);\n            const low = match.charCodeAt(1);\n            return '&#' + (((hi - 0xD800) * 0x400) + (low - 0xDC00) + 0x10000) + ';';\n          })\n      .replace(\n          NON_ALPHANUMERIC_REGEXP,\n          function(match: string) {\n            return '&#' + match.charCodeAt(0) + ';';\n          })\n      .replace(/</g, '&lt;')\n      .replace(/>/g, '&gt;');\n}\n\nlet inertBodyHelper: InertBodyHelper;\n\n/**\n * Sanitizes the given unsafe, untrusted HTML fragment, and returns HTML text that is safe to add to\n * the DOM in a browser environment.\n */\nexport function _sanitizeHtml(defaultDoc: any, unsafeHtmlInput: string): string {\n  let inertBodyElement: HTMLElement|null = null;\n  try {\n    inertBodyHelper = inertBodyHelper || new InertBodyHelper(defaultDoc);\n    // Make sure unsafeHtml is actually a string (TypeScript types are not enforced at runtime).\n    let unsafeHtml = unsafeHtmlInput ? String(unsafeHtmlInput) : '';\n    inertBodyElement = inertBodyHelper.getInertBodyElement(unsafeHtml);\n\n    // mXSS protection. Repeatedly parse the document to make sure it stabilizes, so that a browser\n    // trying to auto-correct incorrect HTML cannot cause formerly inert HTML to become dangerous.\n    let mXSSAttempts = 5;\n    let parsedHtml = unsafeHtml;\n\n    do {\n      if (mXSSAttempts === 0) {\n        throw new Error('Failed to sanitize html because the input is unstable');\n      }\n      mXSSAttempts--;\n\n      unsafeHtml = parsedHtml;\n      parsedHtml = inertBodyElement!.innerHTML;\n      inertBodyElement = inertBodyHelper.getInertBodyElement(unsafeHtml);\n    } while (unsafeHtml !== parsedHtml);\n\n    const sanitizer = new SanitizingHtmlSerializer();\n    const safeHtml = sanitizer.sanitizeChildren(\n        getTemplateContent(inertBodyElement!) as Element || inertBodyElement);\n    if (isDevMode() && sanitizer.sanitizedSomething) {\n      console.warn(\n          'WARNING: sanitizing HTML stripped some content, see http://g.co/ng/security#xss');\n    }\n\n    return safeHtml;\n  } finally {\n    // In case anything goes wrong, clear out inertElement to reset the entire DOM structure.\n    if (inertBodyElement) {\n      const parent = getTemplateContent(inertBodyElement) || inertBodyElement;\n      while (parent.firstChild) {\n        parent.removeChild(parent.firstChild);\n      }\n    }\n  }\n}\n\nexport function getTemplateContent(el: Node): Node|null {\n  return 'content' in (el as any /** Microsoft/TypeScript#21517 */) && isTemplateElement(el) ?\n      el.content :\n      null;\n}\nfunction isTemplateElement(el: Node): el is HTMLTemplateElement {\n  return el.nodeType === Node.ELEMENT_NODE && el.nodeName === 'TEMPLATE';\n}\n"]}