@okta/okta-auth-js/cjs/features.js

The Okta Auth SDK

"use strict";

exports.getUserAgent = getUserAgent;
exports.hasTextEncoder = hasTextEncoder;
exports.isBrowser = isBrowser;
exports.isDPoPSupported = isDPoPSupported;
exports.isFingerprintSupported = isFingerprintSupported;
exports.isHTTPS = isHTTPS;
exports.isIE11OrLess = isIE11OrLess;
exports.isIOS = isIOS;
exports.isLocalhost = isLocalhost;
exports.isPKCESupported = isPKCESupported;
exports.isPopupPostMessageSupported = isPopupPostMessageSupported;
exports.isTokenVerifySupported = isTokenVerifySupported;
var _crypto = require("./crypto");
/*!
 * Copyright (c) 2015-present, Okta, Inc. and/or its affiliates. All rights reserved.
 * The Okta software accompanied by this notice is provided pursuant to the Apache License, Version 2.0 (the "License.")
 *
 * You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0.
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *
 * See the License for the specific language governing permissions and limitations under the License.
 */

/* eslint-disable node/no-unsupported-features/node-builtins */
/* global document, window, TextEncoder, navigator */

const isWindowsPhone = /windows phone|iemobile|wpdesktop/i;
function isBrowser() {
  return typeof document !== 'undefined' && typeof window !== 'undefined';
}
function isIE11OrLess() {
  if (!isBrowser()) {
    return false;
  }
  const documentMode = document.documentMode;
  return !!documentMode && documentMode <= 11;
}
function getUserAgent() {
  return navigator.userAgent;
}
function isFingerprintSupported() {
  const agent = getUserAgent();
  return agent && !isWindowsPhone.test(agent);
}
function isPopupPostMessageSupported() {
  if (!isBrowser()) {
    return false;
  }
  const documentMode = document.documentMode;
  var isIE8or9 = documentMode && documentMode < 10;
  if (typeof window.postMessage !== 'undefined' && !isIE8or9) {
    return true;
  }
  return false;
}
function isWebCryptoSubtleSupported() {
  return typeof _crypto.webcrypto !== 'undefined' && _crypto.webcrypto !== null && typeof _crypto.webcrypto.subtle !== 'undefined' && typeof Uint8Array !== 'undefined';
}
function isTokenVerifySupported() {
  return isWebCryptoSubtleSupported();
}
function hasTextEncoder() {
  return typeof TextEncoder !== 'undefined';
}
function isPKCESupported() {
  return isTokenVerifySupported() && hasTextEncoder();
}
function isHTTPS() {
  if (!isBrowser()) {
    return false;
  }
  return window.location.protocol === 'https:';
}
function isLocalhost() {
  // eslint-disable-next-line compat/compat
  return isBrowser() && window.location.hostname === 'localhost';
}

// For now, DPoP is only supported on browsers
function isDPoPSupported() {
  return !isIE11OrLess() && typeof window.indexedDB !== 'undefined' && hasTextEncoder() && isWebCryptoSubtleSupported();
}
function isIOS() {
  // iOS detection from: http://stackoverflow.com/a/9039885/177710
  return isBrowser() && typeof navigator !== 'undefined' && typeof navigator.userAgent !== 'undefined' &&
  // @ts-expect-error - MSStream is not in `window` type, unsurprisingly
  /iPad|iPhone|iPod/.test(navigator.userAgent) && !window.MSStream;
}
//# sourceMappingURL=features.js.map