1 | /**
|
---|
2 | * @license
|
---|
3 | * Copyright Google LLC All Rights Reserved.
|
---|
4 | *
|
---|
5 | * Use of this source code is governed by an MIT-style license that can be
|
---|
6 | * found in the LICENSE file at https://angular.io/license
|
---|
7 | */
|
---|
8 | /**
|
---|
9 | * @fileoverview
|
---|
10 | * A module to facilitate use of a Trusted Types policy internally within
|
---|
11 | * Angular. It lazily constructs the Trusted Types policy, providing helper
|
---|
12 | * utilities for promoting strings to Trusted Types. When Trusted Types are not
|
---|
13 | * available, strings are used as a fallback.
|
---|
14 | * @security All use of this module is security-sensitive and should go through
|
---|
15 | * security review.
|
---|
16 | */
|
---|
17 | import { global } from '../global';
|
---|
18 | /**
|
---|
19 | * The Trusted Types policy, or null if Trusted Types are not
|
---|
20 | * enabled/supported, or undefined if the policy has not been created yet.
|
---|
21 | */
|
---|
22 | let policy;
|
---|
23 | /**
|
---|
24 | * Returns the Trusted Types policy, or null if Trusted Types are not
|
---|
25 | * enabled/supported. The first call to this function will create the policy.
|
---|
26 | */
|
---|
27 | function getPolicy() {
|
---|
28 | if (policy === undefined) {
|
---|
29 | policy = null;
|
---|
30 | if (global.trustedTypes) {
|
---|
31 | try {
|
---|
32 | policy = global.trustedTypes.createPolicy('angular', {
|
---|
33 | createHTML: (s) => s,
|
---|
34 | createScript: (s) => s,
|
---|
35 | createScriptURL: (s) => s,
|
---|
36 | });
|
---|
37 | }
|
---|
38 | catch (_a) {
|
---|
39 | // trustedTypes.createPolicy throws if called with a name that is
|
---|
40 | // already registered, even in report-only mode. Until the API changes,
|
---|
41 | // catch the error not to break the applications functionally. In such
|
---|
42 | // cases, the code will fall back to using strings.
|
---|
43 | }
|
---|
44 | }
|
---|
45 | }
|
---|
46 | return policy;
|
---|
47 | }
|
---|
48 | /**
|
---|
49 | * Unsafely promote a string to a TrustedHTML, falling back to strings when
|
---|
50 | * Trusted Types are not available.
|
---|
51 | * @security This is a security-sensitive function; any use of this function
|
---|
52 | * must go through security review. In particular, it must be assured that the
|
---|
53 | * provided string will never cause an XSS vulnerability if used in a context
|
---|
54 | * that will be interpreted as HTML by a browser, e.g. when assigning to
|
---|
55 | * element.innerHTML.
|
---|
56 | */
|
---|
57 | export function trustedHTMLFromString(html) {
|
---|
58 | var _a;
|
---|
59 | return ((_a = getPolicy()) === null || _a === void 0 ? void 0 : _a.createHTML(html)) || html;
|
---|
60 | }
|
---|
61 | /**
|
---|
62 | * Unsafely promote a string to a TrustedScript, falling back to strings when
|
---|
63 | * Trusted Types are not available.
|
---|
64 | * @security In particular, it must be assured that the provided string will
|
---|
65 | * never cause an XSS vulnerability if used in a context that will be
|
---|
66 | * interpreted and executed as a script by a browser, e.g. when calling eval.
|
---|
67 | */
|
---|
68 | export function trustedScriptFromString(script) {
|
---|
69 | var _a;
|
---|
70 | return ((_a = getPolicy()) === null || _a === void 0 ? void 0 : _a.createScript(script)) || script;
|
---|
71 | }
|
---|
72 | /**
|
---|
73 | * Unsafely promote a string to a TrustedScriptURL, falling back to strings
|
---|
74 | * when Trusted Types are not available.
|
---|
75 | * @security This is a security-sensitive function; any use of this function
|
---|
76 | * must go through security review. In particular, it must be assured that the
|
---|
77 | * provided string will never cause an XSS vulnerability if used in a context
|
---|
78 | * that will cause a browser to load and execute a resource, e.g. when
|
---|
79 | * assigning to script.src.
|
---|
80 | */
|
---|
81 | export function trustedScriptURLFromString(url) {
|
---|
82 | var _a;
|
---|
83 | return ((_a = getPolicy()) === null || _a === void 0 ? void 0 : _a.createScriptURL(url)) || url;
|
---|
84 | }
|
---|
85 | /**
|
---|
86 | * Unsafely call the Function constructor with the given string arguments. It
|
---|
87 | * is only available in development mode, and should be stripped out of
|
---|
88 | * production code.
|
---|
89 | * @security This is a security-sensitive function; any use of this function
|
---|
90 | * must go through security review. In particular, it must be assured that it
|
---|
91 | * is only called from development code, as use in production code can lead to
|
---|
92 | * XSS vulnerabilities.
|
---|
93 | */
|
---|
94 | export function newTrustedFunctionForDev(...args) {
|
---|
95 | if (typeof ngDevMode === 'undefined') {
|
---|
96 | throw new Error('newTrustedFunctionForDev should never be called in production');
|
---|
97 | }
|
---|
98 | if (!global.trustedTypes) {
|
---|
99 | // In environments that don't support Trusted Types, fall back to the most
|
---|
100 | // straightforward implementation:
|
---|
101 | return new Function(...args);
|
---|
102 | }
|
---|
103 | // Chrome currently does not support passing TrustedScript to the Function
|
---|
104 | // constructor. The following implements the workaround proposed on the page
|
---|
105 | // below, where the Chromium bug is also referenced:
|
---|
106 | // https://github.com/w3c/webappsec-trusted-types/wiki/Trusted-Types-for-function-constructor
|
---|
107 | const fnArgs = args.slice(0, -1).join(',');
|
---|
108 | const fnBody = args[args.length - 1];
|
---|
109 | const body = `(function anonymous(${fnArgs}
|
---|
110 | ) { ${fnBody}
|
---|
111 | })`;
|
---|
112 | // Using eval directly confuses the compiler and prevents this module from
|
---|
113 | // being stripped out of JS binaries even if not used. The global['eval']
|
---|
114 | // indirection fixes that.
|
---|
115 | const fn = global['eval'](trustedScriptFromString(body));
|
---|
116 | if (fn.bind === undefined) {
|
---|
117 | // Workaround for a browser bug that only exists in Chrome 83, where passing
|
---|
118 | // a TrustedScript to eval just returns the TrustedScript back without
|
---|
119 | // evaluating it. In that case, fall back to the most straightforward
|
---|
120 | // implementation:
|
---|
121 | return new Function(...args);
|
---|
122 | }
|
---|
123 | // To completely mimic the behavior of calling "new Function", two more
|
---|
124 | // things need to happen:
|
---|
125 | // 1. Stringifying the resulting function should return its source code
|
---|
126 | fn.toString = () => body;
|
---|
127 | // 2. When calling the resulting function, `this` should refer to `global`
|
---|
128 | return fn.bind(global);
|
---|
129 | // When Trusted Types support in Function constructors is widely available,
|
---|
130 | // the implementation of this function can be simplified to:
|
---|
131 | // return new Function(...args.map(a => trustedScriptFromString(a)));
|
---|
132 | }
|
---|
133 | //# sourceMappingURL=data:application/json;base64,{"version":3,"file":"trusted_types.js","sourceRoot":"","sources":["../../../../../../../../packages/core/src/util/security/trusted_types.ts"],"names":[],"mappings":"AAAA;;;;;;GAMG;AAEH;;;;;;;;GAQG;AAEH,OAAO,EAAC,MAAM,EAAC,MAAM,WAAW,CAAC;AAGjC;;;GAGG;AACH,IAAI,MAAwC,CAAC;AAE7C;;;GAGG;AACH,SAAS,SAAS;IAChB,IAAI,MAAM,KAAK,SAAS,EAAE;QACxB,MAAM,GAAG,IAAI,CAAC;QACd,IAAI,MAAM,CAAC,YAAY,EAAE;YACvB,IAAI;gBACF,MAAM,GAAI,MAAM,CAAC,YAAyC,CAAC,YAAY,CAAC,SAAS,EAAE;oBACjF,UAAU,EAAE,CAAC,CAAS,EAAE,EAAE,CAAC,CAAC;oBAC5B,YAAY,EAAE,CAAC,CAAS,EAAE,EAAE,CAAC,CAAC;oBAC9B,eAAe,EAAE,CAAC,CAAS,EAAE,EAAE,CAAC,CAAC;iBAClC,CAAC,CAAC;aACJ;YAAC,WAAM;gBACN,iEAAiE;gBACjE,uEAAuE;gBACvE,sEAAsE;gBACtE,mDAAmD;aACpD;SACF;KACF;IACD,OAAO,MAAM,CAAC;AAChB,CAAC;AAED;;;;;;;;GAQG;AACH,MAAM,UAAU,qBAAqB,CAAC,IAAY;;IAChD,OAAO,CAAA,MAAA,SAAS,EAAE,0CAAE,UAAU,CAAC,IAAI,CAAC,KAAI,IAAI,CAAC;AAC/C,CAAC;AAED;;;;;;GAMG;AACH,MAAM,UAAU,uBAAuB,CAAC,MAAc;;IACpD,OAAO,CAAA,MAAA,SAAS,EAAE,0CAAE,YAAY,CAAC,MAAM,CAAC,KAAI,MAAM,CAAC;AACrD,CAAC;AAED;;;;;;;;GAQG;AACH,MAAM,UAAU,0BAA0B,CAAC,GAAW;;IACpD,OAAO,CAAA,MAAA,SAAS,EAAE,0CAAE,eAAe,CAAC,GAAG,CAAC,KAAI,GAAG,CAAC;AAClD,CAAC;AAED;;;;;;;;GAQG;AACH,MAAM,UAAU,wBAAwB,CAAC,GAAG,IAAc;IACxD,IAAI,OAAO,SAAS,KAAK,WAAW,EAAE;QACpC,MAAM,IAAI,KAAK,CAAC,+DAA+D,CAAC,CAAC;KAClF;IACD,IAAI,CAAC,MAAM,CAAC,YAAY,EAAE;QACxB,0EAA0E;QAC1E,kCAAkC;QAClC,OAAO,IAAI,QAAQ,CAAC,GAAG,IAAI,CAAC,CAAC;KAC9B;IAED,0EAA0E;IAC1E,4EAA4E;IAC5E,oDAAoD;IACpD,6FAA6F;IAC7F,MAAM,MAAM,GAAG,IAAI,CAAC,KAAK,CAAC,CAAC,EAAE,CAAC,CAAC,CAAC,CAAC,IAAI,CAAC,GAAG,CAAC,CAAC;IAC3C,MAAM,MAAM,GAAG,IAAI,CAAC,IAAI,CAAC,MAAM,GAAG,CAAC,CAAC,CAAC;IACrC,MAAM,IAAI,GAAG,uBAAuB,MAAM;MACtC,MAAM;GACT,CAAC;IAEF,0EAA0E;IAC1E,yEAAyE;IACzE,0BAA0B;IAC1B,MAAM,EAAE,GAAG,MAAM,CAAC,MAAM,CAAC,CAAC,uBAAuB,CAAC,IAAI,CAAW,CAAa,CAAC;IAC/E,IAAI,EAAE,CAAC,IAAI,KAAK,SAAS,EAAE;QACzB,4EAA4E;QAC5E,sEAAsE;QACtE,qEAAqE;QACrE,kBAAkB;QAClB,OAAO,IAAI,QAAQ,CAAC,GAAG,IAAI,CAAC,CAAC;KAC9B;IAED,uEAAuE;IACvE,yBAAyB;IACzB,uEAAuE;IACvE,EAAE,CAAC,QAAQ,GAAG,GAAG,EAAE,CAAC,IAAI,CAAC;IACzB,0EAA0E;IAC1E,OAAO,EAAE,CAAC,IAAI,CAAC,MAAM,CAAC,CAAC;IAEvB,2EAA2E;IAC3E,4DAA4D;IAC5D,qEAAqE;AACvE,CAAC","sourcesContent":["/**\n * @license\n * Copyright Google LLC 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\n/**\n * @fileoverview\n * A module to facilitate use of a Trusted Types policy internally within\n * Angular. It lazily constructs the Trusted Types policy, providing helper\n * utilities for promoting strings to Trusted Types. When Trusted Types are not\n * available, strings are used as a fallback.\n * @security All use of this module is security-sensitive and should go through\n * security review.\n */\n\nimport {global} from '../global';\nimport {TrustedHTML, TrustedScript, TrustedScriptURL, TrustedTypePolicy, TrustedTypePolicyFactory} from './trusted_type_defs';\n\n/**\n * The Trusted Types policy, or null if Trusted Types are not\n * enabled/supported, or undefined if the policy has not been created yet.\n */\nlet policy: TrustedTypePolicy|null|undefined;\n\n/**\n * Returns the Trusted Types policy, or null if Trusted Types are not\n * enabled/supported. The first call to this function will create the policy.\n */\nfunction getPolicy(): TrustedTypePolicy|null {\n  if (policy === undefined) {\n    policy = null;\n    if (global.trustedTypes) {\n      try {\n        policy = (global.trustedTypes as TrustedTypePolicyFactory).createPolicy('angular', {\n          createHTML: (s: string) => s,\n          createScript: (s: string) => s,\n          createScriptURL: (s: string) => s,\n        });\n      } catch {\n        // trustedTypes.createPolicy throws if called with a name that is\n        // already registered, even in report-only mode. Until the API changes,\n        // catch the error not to break the applications functionally. In such\n        // cases, the code will fall back to using strings.\n      }\n    }\n  }\n  return policy;\n}\n\n/**\n * Unsafely promote a string to a TrustedHTML, falling back to strings when\n * Trusted Types are not available.\n * @security This is a security-sensitive function; any use of this function\n * must go through security review. In particular, it must be assured that the\n * provided string will never cause an XSS vulnerability if used in a context\n * that will be interpreted as HTML by a browser, e.g. when assigning to\n * element.innerHTML.\n */\nexport function trustedHTMLFromString(html: string): TrustedHTML|string {\n  return getPolicy()?.createHTML(html) || html;\n}\n\n/**\n * Unsafely promote a string to a TrustedScript, falling back to strings when\n * Trusted Types are not available.\n * @security In particular, it must be assured that the provided string will\n * never cause an XSS vulnerability if used in a context that will be\n * interpreted and executed as a script by a browser, e.g. when calling eval.\n */\nexport function trustedScriptFromString(script: string): TrustedScript|string {\n  return getPolicy()?.createScript(script) || script;\n}\n\n/**\n * Unsafely promote a string to a TrustedScriptURL, falling back to strings\n * when Trusted Types are not available.\n * @security This is a security-sensitive function; any use of this function\n * must go through security review. In particular, it must be assured that the\n * provided string will never cause an XSS vulnerability if used in a context\n * that will cause a browser to load and execute a resource, e.g. when\n * assigning to script.src.\n */\nexport function trustedScriptURLFromString(url: string): TrustedScriptURL|string {\n  return getPolicy()?.createScriptURL(url) || url;\n}\n\n/**\n * Unsafely call the Function constructor with the given string arguments. It\n * is only available in development mode, and should be stripped out of\n * production code.\n * @security This is a security-sensitive function; any use of this function\n * must go through security review. In particular, it must be assured that it\n * is only called from development code, as use in production code can lead to\n * XSS vulnerabilities.\n */\nexport function newTrustedFunctionForDev(...args: string[]): Function {\n  if (typeof ngDevMode === 'undefined') {\n    throw new Error('newTrustedFunctionForDev should never be called in production');\n  }\n  if (!global.trustedTypes) {\n    // In environments that don't support Trusted Types, fall back to the most\n    // straightforward implementation:\n    return new Function(...args);\n  }\n\n  // Chrome currently does not support passing TrustedScript to the Function\n  // constructor. The following implements the workaround proposed on the page\n  // below, where the Chromium bug is also referenced:\n  // https://github.com/w3c/webappsec-trusted-types/wiki/Trusted-Types-for-function-constructor\n  const fnArgs = args.slice(0, -1).join(',');\n  const fnBody = args[args.length - 1];\n  const body = `(function anonymous(${fnArgs}\n) { ${fnBody}\n})`;\n\n  // Using eval directly confuses the compiler and prevents this module from\n  // being stripped out of JS binaries even if not used. The global['eval']\n  // indirection fixes that.\n  const fn = global['eval'](trustedScriptFromString(body) as string) as Function;\n  if (fn.bind === undefined) {\n    // Workaround for a browser bug that only exists in Chrome 83, where passing\n    // a TrustedScript to eval just returns the TrustedScript back without\n    // evaluating it. In that case, fall back to the most straightforward\n    // implementation:\n    return new Function(...args);\n  }\n\n  // To completely mimic the behavior of calling \"new Function\", two more\n  // things need to happen:\n  // 1. Stringifying the resulting function should return its source code\n  fn.toString = () => body;\n  // 2. When calling the resulting function, `this` should refer to `global`\n  return fn.bind(global);\n\n  // When Trusted Types support in Function constructors is widely available,\n  // the implementation of this function can be simplified to:\n  // return new Function(...args.map(a => trustedScriptFromString(a)));\n}\n"]} |
---|