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/var/www/vhosts/ihelp.ro/httpdocs/vendor/cakedc/users/webroot/js

Name	Size	Mode	Actions
u2f-api.js	20894	0644	edit dl rm

Edit: /var/www/vhosts/ihelp.ro/httpdocs/vendor/cakedc/users/webroot/js/u2f-api.js (20894B)

//Use of this source code is governed by a BSD-style
//license that can be found in the LICENSE file or at
//https://developers.google.com/open-source/licenses/bsd

/**
 * @fileoverview The U2F api.
 */
'use strict';

/**
 * Namespace for the U2F api.
 * @type {Object}
 */
var u2f = u2f || {};

/**
 * FIDO U2F Javascript API Version
 * @number
 */
var js_api_version;

/**
 * The U2F extension id
 * @const {string}
 */
// The Chrome packaged app extension ID.
// Uncomment this if you want to deploy a server instance that uses
// the package Chrome app and does not require installing the U2F Chrome extension.
 u2f.EXTENSION_ID = 'kmendfapggjehodndflmmgagdbamhnfd';
// The U2F Chrome extension ID.
// Uncomment this if you want to deploy a server instance that uses
// the U2F Chrome extension to authenticate.
// u2f.EXTENSION_ID = 'pfboblefjcgdjicmnffhdgionmgcdmne';

/**
 * Message types for messsages to/from the extension
 * @const
 * @enum {string}
 */
u2f.MessageTypes = {
    'U2F_REGISTER_REQUEST': 'u2f_register_request',
    'U2F_REGISTER_RESPONSE': 'u2f_register_response',
    'U2F_SIGN_REQUEST': 'u2f_sign_request',
    'U2F_SIGN_RESPONSE': 'u2f_sign_response',
    'U2F_GET_API_VERSION_REQUEST': 'u2f_get_api_version_request',
    'U2F_GET_API_VERSION_RESPONSE': 'u2f_get_api_version_response'
};

/**
 * Response status codes
 * @const
 * @enum {number}
 */
u2f.ErrorCodes = {
    'OK': 0,
    'OTHER_ERROR': 1,
    'BAD_REQUEST': 2,
    'CONFIGURATION_UNSUPPORTED': 3,
    'DEVICE_INELIGIBLE': 4,
    'TIMEOUT': 5
};

/**
 * A message for registration requests
 * @typedef {{
 *   type: u2f.MessageTypes,
 *   appId: ?string,
 *   timeoutSeconds: ?number,
 *   requestId: ?number
 * }}
 */
u2f.U2fRequest;

/**
 * A message for registration responses
 * @typedef {{
 *   type: u2f.MessageTypes,
 *   responseData: (u2f.Error | u2f.RegisterResponse | u2f.SignResponse),
 *   requestId: ?number
 * }}
 */
u2f.U2fResponse;

/**
 * An error object for responses
 * @typedef {{
 *   errorCode: u2f.ErrorCodes,
 *   errorMessage: ?string
 * }}
 */
u2f.Error;

/**
 * Data object for a single sign request.
 * @typedef {enum {BLUETOOTH_RADIO, BLUETOOTH_LOW_ENERGY, USB, NFC, USB_INTERNAL}}
 */
u2f.Transport;

/**
 * Data object for a single sign request.
 * @typedef {Array<u2f.Transport>}
 */
u2f.Transports;

/**
 * Data object for a single sign request.
 * @typedef {{
 *   version: string,
 *   challenge: string,
 *   keyHandle: string,
 *   appId: string
 * }}
 */
u2f.SignRequest;

/**
 * Data object for a sign response.
 * @typedef {{
 *   keyHandle: string,
 *   signatureData: string,
 *   clientData: string
 * }}
 */
u2f.SignResponse;

/**
 * Data object for a registration request.
 * @typedef {{
 *   version: string,
 *   challenge: string
 * }}
 */
u2f.RegisterRequest;

/**
 * Data object for a registration response.
 * @typedef {{
 *   version: string,
 *   keyHandle: string,
 *   transports: Transports,
 *   appId: string
 * }}
 */
u2f.RegisterResponse;

/**
 * Data object for a registered key.
 * @typedef {{
 *   version: string,
 *   keyHandle: string,
 *   transports: ?Transports,
 *   appId: ?string
 * }}
 */
u2f.RegisteredKey;

/**
 * Data object for a get API register response.
 * @typedef {{
 *   js_api_version: number
 * }}
 */
u2f.GetJsApiVersionResponse;

//Low level MessagePort API support

/**
 * Sets up a MessagePort to the U2F extension using the
 * available mechanisms.
 * @param {function((MessagePort|u2f.WrappedChromeRuntimePort_))} callback
 */
u2f.getMessagePort = function(callback) {
  if (typeof chrome != 'undefined' && chrome.runtime) {
    // The actual message here does not matter, but we need to get a reply
    // for the callback to run. Thus, send an empty signature request
    // in order to get a failure response.
    var msg = {
        type: u2f.MessageTypes.U2F_SIGN_REQUEST,
        signRequests: []
    };
    chrome.runtime.sendMessage(u2f.EXTENSION_ID, msg, function() {
      if (!chrome.runtime.lastError) {
        // We are on a whitelisted origin and can talk directly
        // with the extension.
        u2f.getChromeRuntimePort_(callback);
      } else {
        // chrome.runtime was available, but we couldn't message
        // the extension directly, use iframe
        u2f.getIframePort_(callback);
      }
    });
  } else if (u2f.isAndroidChrome_()) {
    u2f.getAuthenticatorPort_(callback);
  } else if (u2f.isIosChrome_()) {
    u2f.getIosPort_(callback);
  } else {
    // chrome.runtime was not available at all, which is normal
    // when this origin doesn't have access to any extensions.
    u2f.getIframePort_(callback);
  }
};

/**
 * Detect chrome running on android based on the browser's useragent.
 * @private
 */
u2f.isAndroidChrome_ = function() {
  var userAgent = navigator.userAgent;
  return userAgent.indexOf('Chrome') != -1 &&
  userAgent.indexOf('Android') != -1;
};

/**
 * Detect chrome running on iOS based on the browser's platform.
 * @private
 */
u2f.isIosChrome_ = function() {
  return ["iPhone", "iPad", "iPod"].indexOf(navigator.platform) > -1;
};

/**
 * Connects directly to the extension via chrome.runtime.connect.
 * @param {function(u2f.WrappedChromeRuntimePort_)} callback
 * @private
 */
u2f.getChromeRuntimePort_ = function(callback) {
  var port = chrome.runtime.connect(u2f.EXTENSION_ID,
      {'includeTlsChannelId': true});
  setTimeout(function() {
    callback(new u2f.WrappedChromeRuntimePort_(port));
  }, 0);
};

/**
 * Return a 'port' abstraction to the Authenticator app.
 * @param {function(u2f.WrappedAuthenticatorPort_)} callback
 * @private
 */
u2f.getAuthenticatorPort_ = function(callback) {
  setTimeout(function() {
    callback(new u2f.WrappedAuthenticatorPort_());
  }, 0);
};

/**
 * Return a 'port' abstraction to the iOS client app.
 * @param {function(u2f.WrappedIosPort_)} callback
 * @private
 */
u2f.getIosPort_ = function(callback) {
  setTimeout(function() {
    callback(new u2f.WrappedIosPort_());
  }, 0);
};

/**
 * A wrapper for chrome.runtime.Port that is compatible with MessagePort.
 * @param {Port} port
 * @constructor
 * @private
 */
u2f.WrappedChromeRuntimePort_ = function(port) {
  this.port_ = port;
};

/**
 * Format and return a sign request compliant with the JS API version supported by the extension.
 * @param {Array<u2f.SignRequest>} signRequests
 * @param {number} timeoutSeconds
 * @param {number} reqId
 * @return {Object}
 */
u2f.formatSignRequest_ =
  function(appId, challenge, registeredKeys, timeoutSeconds, reqId) {
  if (js_api_version === undefined || js_api_version < 1.1) {
    // Adapt request to the 1.0 JS API
    var signRequests = [];
    for (var i = 0; i < registeredKeys.length; i++) {
      signRequests[i] = {
          version: registeredKeys[i].version,
          challenge: challenge,
          keyHandle: registeredKeys[i].keyHandle,
          appId: appId
      };
    }
    return {
      type: u2f.MessageTypes.U2F_SIGN_REQUEST,
      signRequests: signRequests,
      timeoutSeconds: timeoutSeconds,
      requestId: reqId
    };
  }
  // JS 1.1 API
  return {
    type: u2f.MessageTypes.U2F_SIGN_REQUEST,
    appId: appId,
    challenge: challenge,
    registeredKeys: registeredKeys,
    timeoutSeconds: timeoutSeconds,
    requestId: reqId
  };
};

/**
 * Format and return a register request compliant with the JS API version supported by the extension..
 * @param {Array<u2f.SignRequest>} signRequests
 * @param {Array<u2f.RegisterRequest>} signRequests
 * @param {number} timeoutSeconds
 * @param {number} reqId
 * @return {Object}
 */
u2f.formatRegisterRequest_ =
  function(appId, registeredKeys, registerRequests, timeoutSeconds, reqId) {
  if (js_api_version === undefined || js_api_version < 1.1) {
    // Adapt request to the 1.0 JS API
    for (var i = 0; i < registerRequests.length; i++) {
      registerRequests[i].appId = appId;
    }
    var signRequests = [];
    for (var i = 0; i < registeredKeys.length; i++) {
      signRequests[i] = {
          version: registeredKeys[i].version,
          challenge: registerRequests[0],
          keyHandle: registeredKeys[i].keyHandle,
          appId: appId
      };
    }
    return {
      type: u2f.MessageTypes.U2F_REGISTER_REQUEST,
      signRequests: signRequests,
      registerRequests: registerRequests,
      timeoutSeconds: timeoutSeconds,
      requestId: reqId
    };
  }
  // JS 1.1 API
  return {
    type: u2f.MessageTypes.U2F_REGISTER_REQUEST,
    appId: appId,
    registerRequests: registerRequests,
    registeredKeys: registeredKeys,
    timeoutSeconds: timeoutSeconds,
    requestId: reqId
  };
};

/**
 * Posts a message on the underlying channel.
 * @param {Object} message
 */
u2f.WrappedChromeRuntimePort_.prototype.postMessage = function(message) {
  this.port_.postMessage(message);
};

/**
 * Emulates the HTML 5 addEventListener interface. Works only for the
 * onmessage event, which is hooked up to the chrome.runtime.Port.onMessage.
 * @param {string} eventName
 * @param {function({data: Object})} handler
 */
u2f.WrappedChromeRuntimePort_.prototype.addEventListener =
    function(eventName, handler) {
  var name = eventName.toLowerCase();
  if (name == 'message' || name == 'onmessage') {
    this.port_.onMessage.addListener(function(message) {
      // Emulate a minimal MessageEvent object
      handler({'data': message});
    });
  } else {
    console.error('WrappedChromeRuntimePort only supports onMessage');
  }
};

/**
 * Wrap the Authenticator app with a MessagePort interface.
 * @constructor
 * @private
 */
u2f.WrappedAuthenticatorPort_ = function() {
  this.requestId_ = -1;
  this.requestObject_ = null;
}

/**
 * Launch the Authenticator intent.
 * @param {Object} message
 */
u2f.WrappedAuthenticatorPort_.prototype.postMessage = function(message) {
  var intentUrl =
    u2f.WrappedAuthenticatorPort_.INTENT_URL_BASE_ +
    ';S.request=' + encodeURIComponent(JSON.stringify(message)) +
    ';end';
  document.location = intentUrl;
};

/**
 * Tells what type of port this is.
 * @return {String} port type
 */
u2f.WrappedAuthenticatorPort_.prototype.getPortType = function() {
  return "WrappedAuthenticatorPort_";
};

/**
 * Emulates the HTML 5 addEventListener interface.
 * @param {string} eventName
 * @param {function({data: Object})} handler
 */
u2f.WrappedAuthenticatorPort_.prototype.addEventListener = function(eventName, handler) {
  var name = eventName.toLowerCase();
  if (name == 'message') {
    var self = this;
    /* Register a callback to that executes when
     * chrome injects the response. */
    window.addEventListener(
        'message', self.onRequestUpdate_.bind(self, handler), false);
  } else {
    console.error('WrappedAuthenticatorPort only supports message');
  }
};

/**
 * Callback invoked  when a response is received from the Authenticator.
 * @param function({data: Object}) callback
 * @param {Object} message message Object
 */
u2f.WrappedAuthenticatorPort_.prototype.onRequestUpdate_ =
    function(callback, message) {
  var messageObject = JSON.parse(message.data);
  var intentUrl = messageObject['intentURL'];

var errorCode = messageObject['errorCode'];
  var responseObject = null;
  if (messageObject.hasOwnProperty('data')) {
    responseObject = /** @type {Object} */ (
        JSON.parse(messageObject['data']));
  }

callback({'data': responseObject});
};

/**
 * Base URL for intents to Authenticator.
 * @const
 * @private
 */
u2f.WrappedAuthenticatorPort_.INTENT_URL_BASE_ =
  'intent:#Intent;action=com.google.android.apps.authenticator.AUTHENTICATE';

/**
 * Wrap the iOS client app with a MessagePort interface.
 * @constructor
 * @private
 */
u2f.WrappedIosPort_ = function() {};

/**
 * Launch the iOS client app request
 * @param {Object} message
 */
u2f.WrappedIosPort_.prototype.postMessage = function(message) {
  var str = JSON.stringify(message);
  var url = "u2f://auth?" + encodeURI(str);
  location.replace(url);
};

/**
 * Tells what type of port this is.
 * @return {String} port type
 */
u2f.WrappedIosPort_.prototype.getPortType = function() {
  return "WrappedIosPort_";
};

/**
 * Emulates the HTML 5 addEventListener interface.
 * @param {string} eventName
 * @param {function({data: Object})} handler
 */
u2f.WrappedIosPort_.prototype.addEventListener = function(eventName, handler) {
  var name = eventName.toLowerCase();
  if (name !== 'message') {
    console.error('WrappedIosPort only supports message');
  }
};

/**
 * Sets up an embedded trampoline iframe, sourced from the extension.
 * @param {function(MessagePort)} callback
 * @private
 */
u2f.getIframePort_ = function(callback) {
  // Create the iframe
  var iframeOrigin = 'chrome-extension://' + u2f.EXTENSION_ID;
  var iframe = document.createElement('iframe');
  iframe.src = iframeOrigin + '/u2f-comms.html';
  iframe.setAttribute('style', 'display:none');
  document.body.appendChild(iframe);

iframe.addEventListener('load', function() {
    // Deliver the port to the iframe and initialize
    iframe.contentWindow.postMessage('init', iframeOrigin, [channel.port2]);
  });
};

//High-level JS API

/**
 * Default extension response timeout in seconds.
 * @const
 */
u2f.EXTENSION_TIMEOUT_SEC = 30;

/**
 * A singleton instance for a MessagePort to the extension.
 * @type {MessagePort|u2f.WrappedChromeRuntimePort_}
 * @private
 */
u2f.port_ = null;

/**
 * Callbacks waiting for a port
 * @type {Array<function((MessagePort|u2f.WrappedChromeRuntimePort_))>}
 * @private
 */
u2f.waitingForPort_ = [];

/**
 * A counter for requestIds.
 * @type {number}
 * @private
 */
u2f.reqCounter_ = 0;

/**
 * A map from requestIds to client callbacks
 * @type {Object.<number,(function((u2f.Error|u2f.RegisterResponse))
 *                       |function((u2f.Error|u2f.SignResponse)))>}
 * @private
 */
u2f.callbackMap_ = {};

/**
 * Creates or retrieves the MessagePort singleton to use.
 * @param {function((MessagePort|u2f.WrappedChromeRuntimePort_))} callback
 * @private
 */
u2f.getPortSingleton_ = function(callback) {
  if (u2f.port_) {
    callback(u2f.port_);
  } else {
    if (u2f.waitingForPort_.length == 0) {
      u2f.getMessagePort(function(port) {
        u2f.port_ = port;
        u2f.port_.addEventListener('message',
            /** @type {function(Event)} */ (u2f.responseHandler_));

// Careful, here be async callbacks. Maybe.
        while (u2f.waitingForPort_.length)
          u2f.waitingForPort_.shift()(u2f.port_);
      });
    }
    u2f.waitingForPort_.push(callback);
  }
};

/**
 * Handles response messages from the extension.
 * @param {MessageEvent.<u2f.Response>} message
 * @private
 */
u2f.responseHandler_ = function(message) {
  var response = message.data;
  var reqId = response['requestId'];
  if (!reqId || !u2f.callbackMap_[reqId]) {
    console.error('Unknown or missing requestId in response.');
    return;
  }
  var cb = u2f.callbackMap_[reqId];
  delete u2f.callbackMap_[reqId];
  cb(response['responseData']);
};

/**
 * Dispatches an array of sign requests to available U2F tokens.
 * If the JS API version supported by the extension is unknown, it first sends a
 * message to the extension to find out the supported API version and then it sends
 * the sign request.
 * @param {string=} appId
 * @param {string=} challenge
 * @param {Array<u2f.RegisteredKey>} registeredKeys
 * @param {function((u2f.Error|u2f.SignResponse))} callback
 * @param {number=} opt_timeoutSeconds
 */
u2f.sign = function(appId, challenge, registeredKeys, callback, opt_timeoutSeconds) {
  if (js_api_version === undefined) {
    // Send a message to get the extension to JS API version, then send the actual sign request.
    u2f.getApiVersion(
        function (response) {
          js_api_version = response['js_api_version'] === undefined ? 0 : response['js_api_version'];
          console.log("Extension JS API Version: ", js_api_version);
          u2f.sendSignRequest(appId, challenge, registeredKeys, callback, opt_timeoutSeconds);
        });
  } else {
    // We know the JS API version. Send the actual sign request in the supported API version.
    u2f.sendSignRequest(appId, challenge, registeredKeys, callback, opt_timeoutSeconds);
  }
};

/**
 * Dispatches an array of sign requests to available U2F tokens.
 * @param {string=} appId
 * @param {string=} challenge
 * @param {Array<u2f.RegisteredKey>} registeredKeys
 * @param {function((u2f.Error|u2f.SignResponse))} callback
 * @param {number=} opt_timeoutSeconds
 */
u2f.sendSignRequest = function(appId, challenge, registeredKeys, callback, opt_timeoutSeconds) {
  u2f.getPortSingleton_(function(port) {
    var reqId = ++u2f.reqCounter_;
    u2f.callbackMap_[reqId] = callback;
    var timeoutSeconds = (typeof opt_timeoutSeconds !== 'undefined' ?
        opt_timeoutSeconds : u2f.EXTENSION_TIMEOUT_SEC);
    var req = u2f.formatSignRequest_(appId, challenge, registeredKeys, timeoutSeconds, reqId);
    port.postMessage(req);
  });
};

/**
 * Dispatches register requests to available U2F tokens. An array of sign
 * requests identifies already registered tokens.
 * If the JS API version supported by the extension is unknown, it first sends a
 * message to the extension to find out the supported API version and then it sends
 * the register request.
 * @param {string=} appId
 * @param {Array<u2f.RegisterRequest>} registerRequests
 * @param {Array<u2f.RegisteredKey>} registeredKeys
 * @param {function((u2f.Error|u2f.RegisterResponse))} callback
 * @param {number=} opt_timeoutSeconds
 */
u2f.register = function(appId, registerRequests, registeredKeys, callback, opt_timeoutSeconds) {
  if (js_api_version === undefined) {
    // Send a message to get the extension to JS API version, then send the actual register request.
    u2f.getApiVersion(
        function (response) {
          js_api_version = response['js_api_version'] === undefined ? 0: response['js_api_version'];
          console.log("Extension JS API Version: ", js_api_version);
          u2f.sendRegisterRequest(appId, registerRequests, registeredKeys,
              callback, opt_timeoutSeconds);
        });
  } else {
    // We know the JS API version. Send the actual register request in the supported API version.
    u2f.sendRegisterRequest(appId, registerRequests, registeredKeys,
        callback, opt_timeoutSeconds);
  }
};

/**
 * Dispatches register requests to available U2F tokens. An array of sign
 * requests identifies already registered tokens.
 * @param {string=} appId
 * @param {Array<u2f.RegisterRequest>} registerRequests
 * @param {Array<u2f.RegisteredKey>} registeredKeys
 * @param {function((u2f.Error|u2f.RegisterResponse))} callback
 * @param {number=} opt_timeoutSeconds
 */
u2f.sendRegisterRequest = function(appId, registerRequests, registeredKeys, callback, opt_timeoutSeconds) {
  u2f.getPortSingleton_(function(port) {
    var reqId = ++u2f.reqCounter_;
    u2f.callbackMap_[reqId] = callback;
    var timeoutSeconds = (typeof opt_timeoutSeconds !== 'undefined' ?
        opt_timeoutSeconds : u2f.EXTENSION_TIMEOUT_SEC);
    var req = u2f.formatRegisterRequest_(
        appId, registeredKeys, registerRequests, timeoutSeconds, reqId);
    port.postMessage(req);
  });
};

/**
 * Dispatches a message to the extension to find out the supported
 * JS API version.
 * If the user is on a mobile phone and is thus using Google Authenticator instead
 * of the Chrome extension, don't send the request and simply return 0.
 * @param {function((u2f.Error|u2f.GetJsApiVersionResponse))} callback
 * @param {number=} opt_timeoutSeconds
 */
u2f.getApiVersion = function(callback, opt_timeoutSeconds) {
 u2f.getPortSingleton_(function(port) {
   // If we are using Android Google Authenticator or iOS client app,
   // do not fire an intent to ask which JS API version to use.
   if (port.getPortType) {
     var apiVersion;
     switch (port.getPortType()) {
       case 'WrappedIosPort_':
       case 'WrappedAuthenticatorPort_':
         apiVersion = 1.1;
         break;

default:
         apiVersion = 0;
         break;
     }
     callback({ 'js_api_version': apiVersion });
     return;
   }
    var reqId = ++u2f.reqCounter_;
    u2f.callbackMap_[reqId] = callback;
    var req = {
      type: u2f.MessageTypes.U2F_GET_API_VERSION_REQUEST,
      timeoutSeconds: (typeof opt_timeoutSeconds !== 'undefined' ?
          opt_timeoutSeconds : u2f.EXTENSION_TIMEOUT_SEC),
      requestId: reqId
    };
    port.postMessage(req);
  });
};

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