//Copyright 2014-2015 Google Inc. All rights reserved.
"use strict";var u2f=u2f||{};var js_api_version;u2f.EXTENSION_ID="kmendfapggjehodndflmmgagdbamhnfd";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"};u2f.ErrorCodes={OK:0,OTHER_ERROR:1,BAD_REQUEST:2,CONFIGURATION_UNSUPPORTED:3,DEVICE_INELIGIBLE:4,TIMEOUT:5};u2f.U2fRequest;u2f.U2fResponse;u2f.Error;u2f.Transport;u2f.Transports;u2f.SignRequest;u2f.SignResponse;u2f.RegisterRequest;u2f.RegisterResponse;u2f.RegisteredKey;u2f.GetJsApiVersionResponse;u2f.getMessagePort=function(callback){if(typeof chrome!="undefined"&&chrome.runtime){var msg={type:u2f.MessageTypes.U2F_SIGN_REQUEST,signRequests:[]};chrome.runtime.sendMessage(u2f.EXTENSION_ID,msg,function(){if(!chrome.runtime.lastError){u2f.getChromeRuntimePort_(callback)}else{u2f.getIframePort_(callback)}})}else if(u2f.isAndroidChrome_()){u2f.getAuthenticatorPort_(callback)}else if(u2f.isIosChrome_()){u2f.getIosPort_(callback)}else{u2f.getIframePort_(callback)}};u2f.isAndroidChrome_=function(){var userAgent=navigator.userAgent;return userAgent.indexOf("Chrome")!=-1&&userAgent.indexOf("Android")!=-1};u2f.isIosChrome_=function(){return $.inArray(navigator.platform,["iPhone","iPad","iPod"])>-1};u2f.getChromeRuntimePort_=function(callback){var port=chrome.runtime.connect(u2f.EXTENSION_ID,{includeTlsChannelId:true});setTimeout(function(){callback(new u2f.WrappedChromeRuntimePort_(port))},0)};u2f.getAuthenticatorPort_=function(callback){setTimeout(function(){callback(new u2f.WrappedAuthenticatorPort_)},0)};u2f.getIosPort_=function(callback){setTimeout(function(){callback(new u2f.WrappedIosPort_)},0)};u2f.WrappedChromeRuntimePort_=function(port){this.port_=port};u2f.formatSignRequest_=function(appId,challenge,registeredKeys,timeoutSeconds,reqId){if(js_api_version===undefined||js_api_version<1.1){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}}return{type:u2f.MessageTypes.U2F_SIGN_REQUEST,appId:appId,challenge:challenge,registeredKeys:registeredKeys,timeoutSeconds:timeoutSeconds,requestId:reqId}};u2f.formatRegisterRequest_=function(appId,registeredKeys,registerRequests,timeoutSeconds,reqId){if(js_api_version===undefined||js_api_version<1.1){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}}return{type:u2f.MessageTypes.U2F_REGISTER_REQUEST,appId:appId,registerRequests:registerRequests,registeredKeys:registeredKeys,timeoutSeconds:timeoutSeconds,requestId:reqId}};u2f.WrappedChromeRuntimePort_.prototype.postMessage=function(message){this.port_.postMessage(message)};u2f.WrappedChromeRuntimePort_.prototype.addEventListener=function(eventName,handler){var name=eventName.toLowerCase();if(name=="message"||name=="onmessage"){this.port_.onMessage.addListener(function(message){handler({data:message})})}else{console.error("WrappedChromeRuntimePort only supports onMessage")}};u2f.WrappedAuthenticatorPort_=function(){this.requestId_=-1;this.requestObject_=null};u2f.WrappedAuthenticatorPort_.prototype.postMessage=function(message){var intentUrl=u2f.WrappedAuthenticatorPort_.INTENT_URL_BASE_+";S.request="+encodeURIComponent(JSON.stringify(message))+";end";document.location=intentUrl};u2f.WrappedAuthenticatorPort_.prototype.getPortType=function(){return"WrappedAuthenticatorPort_"};u2f.WrappedAuthenticatorPort_.prototype.addEventListener=function(eventName,handler){var name=eventName.toLowerCase();if(name=="message"){var self=this;window.addEventListener("message",self.onRequestUpdate_.bind(self,handler),false)}else{console.error("WrappedAuthenticatorPort only supports message")}};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=JSON.parse(messageObject["data"])}callback({data:responseObject})};u2f.WrappedAuthenticatorPort_.INTENT_URL_BASE_="intent:#Intent;action=com.google.android.apps.authenticator.AUTHENTICATE";u2f.WrappedIosPort_=function(){};u2f.WrappedIosPort_.prototype.postMessage=function(message){var str=JSON.stringify(message);var url="u2f://auth?"+encodeURI(str);location.replace(url)};u2f.WrappedIosPort_.prototype.getPortType=function(){return"WrappedIosPort_"};u2f.WrappedIosPort_.prototype.addEventListener=function(eventName,handler){var name=eventName.toLowerCase();if(name!=="message"){console.error("WrappedIosPort only supports message")}};u2f.getIframePort_=function(callback){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);var channel=new MessageChannel;var ready=function(message){if(message.data=="ready"){channel.port1.removeEventListener("message",ready);callback(channel.port1)}else{console.error('First event on iframe port was not "ready"')}};channel.port1.addEventListener("message",ready);channel.port1.start();iframe.addEventListener("load",function(){iframe.contentWindow.postMessage("init",iframeOrigin,[channel.port2])})};u2f.EXTENSION_TIMEOUT_SEC=30;u2f.port_=null;u2f.waitingForPort_=[];u2f.reqCounter_=0;u2f.callbackMap_={};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",u2f.responseHandler_);while(u2f.waitingForPort_.length)u2f.waitingForPort_.shift()(u2f.port_)})}u2f.waitingForPort_.push(callback)}};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"])};u2f.sign=function(appId,challenge,registeredKeys,callback,opt_timeoutSeconds){if(js_api_version===undefined){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{u2f.sendSignRequest(appId,challenge,registeredKeys,callback,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)})};u2f.register=function(appId,registerRequests,registeredKeys,callback,opt_timeoutSeconds){if(js_api_version===undefined){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{u2f.sendRegisterRequest(appId,registerRequests,registeredKeys,callback,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)})};u2f.getApiVersion=function(callback,opt_timeoutSeconds){u2f.getPortSingleton_(function(port){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)})};