UNPKG

@angular/core

Version:

Angular - the core framework

133 lines 14.6 kB
/** * @fileoverview added by tsickle * @suppress {checkTypes,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 { _sanitizeUrl } from './url_sanitizer'; /** * Regular expression for safe style values. * * Quotes (" and ') are allowed, but a check must be done elsewhere to ensure they're balanced. * * ',' allows multiple values to be assigned to the same property (e.g. background-attachment or * font-family) and hence could allow multiple values to get injected, but that should pose no risk * of XSS. * * The function expression checks only for XSS safety, not for CSS validity. * * This regular expression was taken from the Closure sanitization library, and augmented for * transformation values. * @type {?} */ const VALUES = '[-,."\'%_!# a-zA-Z0-9]+'; /** @type {?} */ const TRANSFORMATION_FNS = '(?:matrix|translate|scale|rotate|skew|perspective)(?:X|Y|3d)?'; /** @type {?} */ const COLOR_FNS = '(?:rgb|hsl)a?'; /** @type {?} */ const GRADIENTS = '(?:repeating-)?(?:linear|radial)-gradient'; /** @type {?} */ const CSS3_FNS = '(?:calc|attr)'; /** @type {?} */ const FN_ARGS = '\\([-0-9.%, #a-zA-Z]+\\)'; /** @type {?} */ const SAFE_STYLE_VALUE = new RegExp(`^(${VALUES}|` + `(?:${TRANSFORMATION_FNS}|${COLOR_FNS}|${GRADIENTS}|${CSS3_FNS})` + `${FN_ARGS})$`, 'g'); /** * Matches a `url(...)` value with an arbitrary argument as long as it does * not contain parentheses. * * The URL value still needs to be sanitized separately. * * `url(...)` values are a very common use case, e.g. for `background-image`. With carefully crafted * CSS style rules, it is possible to construct an information leak with `url` values in CSS, e.g. * by observing whether scroll bars are displayed, or character ranges used by a font face * definition. * * Angular only allows binding CSS values (as opposed to entire CSS rules), so it is unlikely that * binding a URL value without further cooperation from the page will cause an information leak, and * if so, it is just a leak, not a full blown XSS vulnerability. * * Given the common use case, low likelihood of attack vector, and low impact of an attack, this * code is permissive and allows URLs that sanitize otherwise. * @type {?} */ const URL_RE = /^url\(([^)]+)\)$/; /** * Checks that quotes (" and ') are properly balanced inside a string. Assumes * that neither escape (\) nor any other character that could result in * breaking out of a string parsing context are allowed; * see http://www.w3.org/TR/css3-syntax/#string-token-diagram. * * This code was taken from the Closure sanitization library. * @param {?} value * @return {?} */ function hasBalancedQuotes(value) { /** @type {?} */ let outsideSingle = true; /** @type {?} */ let outsideDouble = true; for (let i = 0; i < value.length; i++) { /** @type {?} */ const c = value.charAt(i); if (c === '\'' && outsideDouble) { outsideSingle = !outsideSingle; } else if (c === '"' && outsideSingle) { outsideDouble = !outsideDouble; } } return outsideSingle && outsideDouble; } /** * Sanitizes the given untrusted CSS style property value (i.e. not an entire object, just a single * value) and returns a value that is safe to use in a browser environment. * @param {?} value * @return {?} */ export function _sanitizeStyle(value) { value = String(value).trim(); // Make sure it's actually a string. if (!value) return ''; // Single url(...) values are supported, but only for URLs that sanitize cleanly. See above for // reasoning behind this. /** @type {?} */ const urlMatch = value.match(URL_RE); if ((urlMatch && _sanitizeUrl(urlMatch[1]) === urlMatch[1]) || value.match(SAFE_STYLE_VALUE) && hasBalancedQuotes(value)) { return value; // Safe style values. } if (isDevMode()) { console.warn(`WARNING: sanitizing unsafe style value ${value} (see http://g.co/ng/security#xss).`); } return 'unsafe'; } /** @enum {number} */ const StyleSanitizeMode = { /** Just check to see if the property is required to be sanitized or not */ ValidateProperty: 1, /** Skip checking the property; just sanitize the value */ SanitizeOnly: 2, /** Check the property and (if true) then sanitize the value */ ValidateAndSanitize: 3, }; export { StyleSanitizeMode }; /** * Used to intercept and sanitize style values before they are written to the renderer. * * This function is designed to be called in two modes. When a value is not provided * then the function will return a boolean whether a property will be sanitized later. * If a value is provided then the sanitized version of that will be returned. * @record */ export function StyleSanitizeFn() { } //# sourceMappingURL=data:application/json;base64,{"version":3,"file":"style_sanitizer.js","sourceRoot":"","sources":["../../../../../../../packages/core/src/sanitization/style_sanitizer.ts"],"names":[],"mappings":";;;;;;;;;;;AAQA,OAAO,EAAC,SAAS,EAAC,MAAM,qBAAqB,CAAC;AAC9C,OAAO,EAAC,YAAY,EAAC,MAAM,iBAAiB,CAAC;;;;;;;;;;;;;;;;MAiBvC,MAAM,GAAG,yBAAyB;;MAClC,kBAAkB,GAAG,+DAA+D;;MACpF,SAAS,GAAG,eAAe;;MAC3B,SAAS,GAAG,2CAA2C;;MACvD,QAAQ,GAAG,eAAe;;MAC1B,OAAO,GAAG,0BAA0B;;MACpC,gBAAgB,GAAG,IAAI,MAAM,CAC/B,KAAK,MAAM,GAAG;IACV,MAAM,kBAAkB,IAAI,SAAS,IAAI,SAAS,IAAI,QAAQ,GAAG;IACjE,GAAG,OAAO,IAAI,EAClB,GAAG,CAAC;;;;;;;;;;;;;;;;;;;;MAoBF,MAAM,GAAG,kBAAkB;;;;;;;;;;;AAUjC,SAAS,iBAAiB,CAAC,KAAa;;QAClC,aAAa,GAAG,IAAI;;QACpB,aAAa,GAAG,IAAI;IACxB,KAAK,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,GAAG,KAAK,CAAC,MAAM,EAAE,CAAC,EAAE,EAAE;;cAC/B,CAAC,GAAG,KAAK,CAAC,MAAM,CAAC,CAAC,CAAC;QACzB,IAAI,CAAC,KAAK,IAAI,IAAI,aAAa,EAAE;YAC/B,aAAa,GAAG,CAAC,aAAa,CAAC;SAChC;aAAM,IAAI,CAAC,KAAK,GAAG,IAAI,aAAa,EAAE;YACrC,aAAa,GAAG,CAAC,aAAa,CAAC;SAChC;KACF;IACD,OAAO,aAAa,IAAI,aAAa,CAAC;AACxC,CAAC;;;;;;;AAMD,MAAM,UAAU,cAAc,CAAC,KAAa;IAC1C,KAAK,GAAG,MAAM,CAAC,KAAK,CAAC,CAAC,IAAI,EAAE,CAAC,CAAE,oCAAoC;IACnE,IAAI,CAAC,KAAK;QAAE,OAAO,EAAE,CAAC;;;;UAIhB,QAAQ,GAAG,KAAK,CAAC,KAAK,CAAC,MAAM,CAAC;IACpC,IAAI,CAAC,QAAQ,IAAI,YAAY,CAAC,QAAQ,CAAC,CAAC,CAAC,CAAC,KAAK,QAAQ,CAAC,CAAC,CAAC,CAAC;QACvD,KAAK,CAAC,KAAK,CAAC,gBAAgB,CAAC,IAAI,iBAAiB,CAAC,KAAK,CAAC,EAAE;QAC7D,OAAO,KAAK,CAAC,CAAE,qBAAqB;KACrC;IAED,IAAI,SAAS,EAAE,EAAE;QACf,OAAO,CAAC,IAAI,CACR,0CAA0C,KAAK,qCAAqC,CAAC,CAAC;KAC3F;IAED,OAAO,QAAQ,CAAC;AAClB,CAAC;;;IAmBC,2EAA2E;IAC3E,mBAAuB;IACvB,0DAA0D;IAC1D,eAAmB;IACnB,+DAA+D;IAC/D,sBAA0B;;;;;;;;;;;AAU5B,qCAEC","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 {_sanitizeUrl} from './url_sanitizer';\n\n\n/**\n * Regular expression for safe style values.\n *\n * Quotes (\" and ') are allowed, but a check must be done elsewhere to ensure they're balanced.\n *\n * ',' allows multiple values to be assigned to the same property (e.g. background-attachment or\n * font-family) and hence could allow multiple values to get injected, but that should pose no risk\n * of XSS.\n *\n * The function expression checks only for XSS safety, not for CSS validity.\n *\n * This regular expression was taken from the Closure sanitization library, and augmented for\n * transformation values.\n */\nconst VALUES = '[-,.\"\\'%_!# a-zA-Z0-9]+';\nconst TRANSFORMATION_FNS = '(?:matrix|translate|scale|rotate|skew|perspective)(?:X|Y|3d)?';\nconst COLOR_FNS = '(?:rgb|hsl)a?';\nconst GRADIENTS = '(?:repeating-)?(?:linear|radial)-gradient';\nconst CSS3_FNS = '(?:calc|attr)';\nconst FN_ARGS = '\\\\([-0-9.%, #a-zA-Z]+\\\\)';\nconst SAFE_STYLE_VALUE = new RegExp(\n    `^(${VALUES}|` +\n        `(?:${TRANSFORMATION_FNS}|${COLOR_FNS}|${GRADIENTS}|${CSS3_FNS})` +\n        `${FN_ARGS})$`,\n    'g');\n\n/**\n * Matches a `url(...)` value with an arbitrary argument as long as it does\n * not contain parentheses.\n *\n * The URL value still needs to be sanitized separately.\n *\n * `url(...)` values are a very common use case, e.g. for `background-image`. With carefully crafted\n * CSS style rules, it is possible to construct an information leak with `url` values in CSS, e.g.\n * by observing whether scroll bars are displayed, or character ranges used by a font face\n * definition.\n *\n * Angular only allows binding CSS values (as opposed to entire CSS rules), so it is unlikely that\n * binding a URL value without further cooperation from the page will cause an information leak, and\n * if so, it is just a leak, not a full blown XSS vulnerability.\n *\n * Given the common use case, low likelihood of attack vector, and low impact of an attack, this\n * code is permissive and allows URLs that sanitize otherwise.\n */\nconst URL_RE = /^url\\(([^)]+)\\)$/;\n\n/**\n * Checks that quotes (\" and ') are properly balanced inside a string. Assumes\n * that neither escape (\\) nor any other character that could result in\n * breaking out of a string parsing context are allowed;\n * see http://www.w3.org/TR/css3-syntax/#string-token-diagram.\n *\n * This code was taken from the Closure sanitization library.\n */\nfunction hasBalancedQuotes(value: string) {\n  let outsideSingle = true;\n  let outsideDouble = true;\n  for (let i = 0; i < value.length; i++) {\n    const c = value.charAt(i);\n    if (c === '\\'' && outsideDouble) {\n      outsideSingle = !outsideSingle;\n    } else if (c === '\"' && outsideSingle) {\n      outsideDouble = !outsideDouble;\n    }\n  }\n  return outsideSingle && outsideDouble;\n}\n\n/**\n * Sanitizes the given untrusted CSS style property value (i.e. not an entire object, just a single\n * value) and returns a value that is safe to use in a browser environment.\n */\nexport function _sanitizeStyle(value: string): string {\n  value = String(value).trim();  // Make sure it's actually a string.\n  if (!value) return '';\n\n  // Single url(...) values are supported, but only for URLs that sanitize cleanly. See above for\n  // reasoning behind this.\n  const urlMatch = value.match(URL_RE);\n  if ((urlMatch && _sanitizeUrl(urlMatch[1]) === urlMatch[1]) ||\n      value.match(SAFE_STYLE_VALUE) && hasBalancedQuotes(value)) {\n    return value;  // Safe style values.\n  }\n\n  if (isDevMode()) {\n    console.warn(\n        `WARNING: sanitizing unsafe style value ${value} (see http://g.co/ng/security#xss).`);\n  }\n\n  return 'unsafe';\n}\n\n\n/**\n * A series of flags to instruct a style sanitizer to either validate\n * or sanitize a value.\n *\n * Because sanitization is dependent on the style property (i.e. style\n * sanitization for `width` is much different than for `background-image`)\n * the sanitization function (e.g. `StyleSanitizerFn`) needs to check a\n * property value first before it actually sanitizes any values.\n *\n * This enum exist to allow a style sanitization function to either only\n * do validation (check the property to see whether a value will be\n * sanitized or not) or to sanitize the value (or both).\n *\n * @publicApi\n */\nexport const enum StyleSanitizeMode {\n  /** Just check to see if the property is required to be sanitized or not */\n  ValidateProperty = 0b01,\n  /** Skip checking the property; just sanitize the value */\n  SanitizeOnly = 0b10,\n  /** Check the property and (if true) then sanitize the value */\n  ValidateAndSanitize = 0b11,\n}\n\n/**\n * Used to intercept and sanitize style values before they are written to the renderer.\n *\n * This function is designed to be called in two modes. When a value is not provided\n * then the function will return a boolean whether a property will be sanitized later.\n * If a value is provided then the sanitized version of that will be returned.\n */\nexport interface StyleSanitizeFn {\n  (prop: string, value: string|null, mode?: StyleSanitizeMode): any;\n}\n"]}