@okta/okta-auth-js/cjs/oidc/decodeToken.js

The Okta Auth SDK

"use strict";

exports.decodeToken = decodeToken;

var _errors = require("../errors");

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.
 *
 */
function decodeToken(token) {
  var jwt = token.split('.');
  var decodedToken;

  try {
    decodedToken = {
      header: JSON.parse((0, _crypto.base64UrlToString)(jwt[0])),
      payload: JSON.parse((0, _crypto.base64UrlToString)(jwt[1])),
      signature: jwt[2]
    };
  } catch (e) {
    throw new _errors.AuthSdkError('Malformed token');
  }

  return decodedToken;
}
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