convert wechaty-bro.js to plain old javascript syntax in favour of phantomjs

src/puppet-web/wechaty-bro.js

@@ -28,48 +28,49 @@
 
 /*global angular*/
 
-(function(port) {
+(function (port) {
 
   function init() {
     if (!angularIsReady()) {
-      retObj.code = 503 // 503 SERVICE UNAVAILABLE https://httpstatuses.com/503
-      retObj.message = 'init() without a ready angular env'
-      return retObj
+      retObj.code = 503; // 503 SERVICE UNAVAILABLE https://httpstatuses.com/503
+      retObj.message = 'init() without a ready angular env';
+      return retObj;
     }
 
-    if (!initClog(false)) { // make console.log work (wxapp disabled the console.log)
-      retObj.code = 503 // 503 Service Unavailable http://www.restapitutorial.com/httpstatuscodes.html
-      retObj.message = 'initClog fail'
-      return retObj
+    if (!initClog(false)) {
+      // make console.log work (wxapp disabled the console.log)
+      retObj.code = 503; // 503 Service Unavailable http://www.restapitutorial.com/httpstatuscodes.html
+      retObj.message = 'initClog fail';
+      return retObj;
     }
 
     if (WechatyBro.vars.initStatus === true) {
-      log('WechatyBro.init() called twice: already inited')
-      retObj.code = 304 // 304 Not Modified https://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html#sec10.3.5
-      retObj.message = 'init() already inited before. returned with do nothing'
-      return retObj
+      log('WechatyBro.init() called twice: already inited');
+      retObj.code = 304; // 304 Not Modified https://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html#sec10.3.5
+      retObj.message = 'init() already inited before. returned with do nothing';
+      return retObj;
     }
 
-    clog('init on port:' + port)
+    clog('init on port:' + port);
 
     if (MMCgiLogined()) {
-      login('page refresh')
+      login('page refresh');
     }
 
-    glueToAngular()
-    connectSocket()
-    hookEvents()
+    glueToAngular();
+    connectSocket();
+    hookEvents();
 
-    checkScan()
+    checkScan();
 
-    heartBeat(true)
+    heartBeat(true);
 
-    clog('inited!. ;-D')
-    WechatyBro.vars.initStatus = true
+    clog('inited!. ;-D');
+    WechatyBro.vars.initStatus = true;
 
-    retObj.code = 200
-    retObj.message = 'WechatyBro Init Succ on port: ' + port
-    return retObj
+    retObj.code = 200;
+    retObj.message = 'WechatyBro Init Succ on port: ' + port;
+    return retObj;
   }
 
   /**
@@ -78,81 +79,92 @@
   */
   function initClog(enabled) {
     if (!enabled) {
-      return true
+      return true;
     }
 
     if (WechatyBro.vars.iframe) {
-      log('initClog() again? there is already a iframe')
-      return true
+      log('initClog() again? there is already a iframe');
+      return true;
     }
 
-    if (!document.body) { // Javascript Error Null is not an Object
+    if (!document.body) {
+      // Javascript Error Null is not an Object
       // log('initClog() not ready because document.body not ready')
-      return false
+      return false;
     }
 
-    var i = document.createElement('iframe')
+    var i = document.createElement('iframe');
     if (!i) {
       // log('initClog() not ready because document.createElement fail')
-      return false
+      return false;
     }
 
     // slog('initClog got iframe element')
-    i.style.display = 'none'
-    document.body.appendChild(i)
-    WechatyBro.vars.iframe = i
+    i.style.display = 'none';
+    document.body.appendChild(i);
+    WechatyBro.vars.iframe = i;
     // if (!WechatyBro.vars.iframe) {
     //   throw new Error('iframe gone after appendChild, WTF???')
     // }
     // slog('initClog done')
-    return true
+    return true;
   }
 
   function clog(s) {
     if (!WechatyBro.vars.iframe) {
       // throw new Error('clog() iframe not found when be invocked')
-      return
+      return;
     }
 
-    var d = new Date()
-    s = d.getHours() + ':' + d.getMinutes() + ':' + d.getSeconds() + ' <WechatyBro> ' + s
+    var d = new Date();
+    s = d.getHours() + ':' + d.getMinutes() + ':' + d.getSeconds() + ' <WechatyBro> ' + s;
 
-    WechatyBro.vars.iframe.contentWindow.console.log(s)
+    WechatyBro.vars.iframe.contentWindow.console.log(s);
   }
 
-  function slog(msg)  { WechatyBro.emit('log', msg) }
-  function log(s)     { clog(s); slog(s) }
+  function slog(msg) {
+    WechatyBro.emit('log', msg);
+  }
+  function log(s) {
+    clog(s);slog(s);
+  }
 
   /**
    * WechatyBro.emit, will save event & data when there's no socket io connection to prevent event lost
    * NOTICE: only clog available here, because slog & log will call emit, death loop
    */
   function emit(event, data) {
-    var eventsBuf = WechatyBro.vars.eventsBuf
+    var eventsBuf = WechatyBro.vars.eventsBuf;
     if (!eventsBuf.map) {
-      throw new Error('WechatyBro.vars.eventsBuf must be a Array')
+      throw new Error('WechatyBro.vars.eventsBuf must be a Array');
     }
     if (event) {
-      eventsBuf.unshift([event, data])
+      eventsBuf.unshift([event, data]);
     }
-    var socket = WechatyBro.vars.socket
+    var socket = WechatyBro.vars.socket;
     if (!socket) {
-      clog('WechatyBro.vars.socket not ready')
-      return setTimeout(emit, 1000) // resent eventsBuf after 1000ms
+      clog('WechatyBro.vars.socket not ready');
+      return setTimeout(emit, 1000); // resent eventsBuf after 1000ms
     }
-    var bufLen = eventsBuf.length
+    var bufLen = eventsBuf.length;
     if (bufLen) {
-      if (bufLen > 1) { clog('WechatyBro.vars.eventsBuf has ' + bufLen + ' unsend events') }
+      if (bufLen > 1) {
+        clog('WechatyBro.vars.eventsBuf has ' + bufLen + ' unsend events');
+      }
 
       while (eventsBuf.length) {
-        var eventData = eventsBuf.pop()
-        if (eventData && eventData.map && eventData.length===2) {
-          clog('emiting ' + eventData[0])
-          socket.emit(eventData[0], eventData[1])
-        } else { clog('WechatyBro.emit() got invalid eventData: ' + eventData[0] + ', ' + eventData[1] + ', length: ' + eventData.length) }
+        var eventData = eventsBuf.pop();
+        if (eventData && eventData.map && eventData.length === 2) {
+          clog('emiting ' + eventData[0]);
+          socket.emit(eventData[0], eventData[1]);
+        } else {
+          clog('WechatyBro.emit() got invalid eventData: ' + eventData[0] + ', ' + eventData[1] + ', length: ' + eventData.length);
+        }
       }
 
-      if (bufLen > 1) { clog('WechatyBro.vars.eventsBuf[' + bufLen + '] all sent') }
+      if (bufLen > 1) {
+        clog('WechatyBro.vars.eventsBuf[' + bufLen + '] all sent');
+      }
     }
   }
 
@@ -161,118 +173,115 @@
   * Functions that Glued with AngularJS
   *
   */
-  function MMCgiLogined() { return !!(window.MMCgi && window.MMCgi.isLogin) }
+  function MMCgiLogined() {
+    return !!(window.MMCgi && window.MMCgi.isLogin);
+  }
 
   function angularIsReady() {
     // don't log inside, because we has not yet init clog here.
-    return !!(
-      (typeof angular) !== 'undefined'
-      && angular.element
-      && angular.element('body')
-      && angular.element(document).injector()
-    )
+    return !!(typeof angular !== 'undefined' && angular.element && angular.element('body') && angular.element(document).injector());
   }
 
   function heartBeat(firstTime) {
-    var TIMEOUT = 15000 // 15s
+    var TIMEOUT = 15000; // 15s
     if (firstTime && WechatyBro.vars.heartBeatTimmer) {
-      WechatyBro.log('heartBeat timer exist when 1st time is true? return for do nothing')
-      return
+      WechatyBro.log('heartBeat timer exist when 1st time is true? return for do nothing');
+      return;
     }
-    WechatyBro.emit('ding', 'heartbeat@browser')
-    WechatyBro.vars.heartBeatTimmer = setTimeout(heartBeat, TIMEOUT)
-    return TIMEOUT
+    WechatyBro.emit('ding', 'heartbeat@browser');
+    WechatyBro.vars.heartBeatTimmer = setTimeout(heartBeat, TIMEOUT);
+    return TIMEOUT;
   }
 
   function glueToAngular() {
-    var injector  = angular.element(document).injector()
+    var injector = angular.element(document).injector();
     if (!injector) {
-      throw new Error('glueToAngular cant get injector(right now)')
-    }
-
-    var accountFactory  = injector.get('accountFactory')
-    var appFactory      = injector.get('appFactory')
-    var chatroomFactory = injector.get('chatroomFactory')
-    var chatFactory     = injector.get('chatFactory')
-    var contactFactory  = injector.get('contactFactory')
-    var confFactory     = injector.get('confFactory')
-    var emojiFactory    = injector.get('emojiFactory')
-    var loginFactory    = injector.get('loginFactory')
-
-    var http            = injector.get('$http')
-    var state           = injector.get('$state')
-    var mmHttp          = injector.get('mmHttp')
-
-    var appScope    = angular.element('[ng-controller="appController"]').scope()
-    var rootScope   = injector.get('$rootScope')
-    var loginScope  = angular.element('[ng-controller="loginController"]').scope()
-
-/*
-    // method 1
-    appFactory.syncOrig = appFactory.sync
-    appFactory.syncCheckOrig = appFactory.syncCheck
-    appFactory.sync = function() { WechatyBro.log('appFactory.sync() !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!'); return appFactory.syncOrig(arguments) }
-    appFactory.syncCheck = function() { WechatyBro.log('appFactory.syncCheck() !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!'); return appFactory.syncCheckOrig(arguments) }
-
-    // method 2
-    $.ajaxOrig = $.ajax
-    $.ajax = function() { WechatyBro.log('$.ajax() !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!'); return $.ajaxOrig(arguments) }
-
-    $.ajax({
-      url: "https://wx.qq.com/zh_CN/htmledition/v2/images/webwxgeticon.jpg"
-      , type: "GET"
-    }).done(function (response) {
-      alert("success");
-    })
-
-    // method 3 - mmHttp
-    mmHttp.getOrig = mmHttp.get
-    mmHttp.get = function() { WechatyBro.log('mmHttp.get() !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!'); return mmHttp.getOrig(arguments) }
-*/
+      throw new Error('glueToAngular cant get injector(right now)');
+    }
+
+    var accountFactory = injector.get('accountFactory');
+    var appFactory = injector.get('appFactory');
+    var chatroomFactory = injector.get('chatroomFactory');
+    var chatFactory = injector.get('chatFactory');
+    var contactFactory = injector.get('contactFactory');
+    var confFactory = injector.get('confFactory');
+    var emojiFactory = injector.get('emojiFactory');
+    var loginFactory = injector.get('loginFactory');
+
+    var http = injector.get('$http');
+    var state = injector.get('$state');
+    var mmHttp = injector.get('mmHttp');
+
+    var appScope = angular.element('[ng-controller="appController"]').scope();
+    var rootScope = injector.get('$rootScope');
+    var loginScope = angular.element('[ng-controller="loginController"]').scope();
+
+    /*
+        // method 1
+        appFactory.syncOrig = appFactory.sync
+        appFactory.syncCheckOrig = appFactory.syncCheck
+        appFactory.sync = function() { WechatyBro.log('appFactory.sync() !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!'); return appFactory.syncOrig(arguments) }
+        appFactory.syncCheck = function() { WechatyBro.log('appFactory.syncCheck() !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!'); return appFactory.syncCheckOrig(arguments) }
+
+        // method 2
+        $.ajaxOrig = $.ajax
+        $.ajax = function() { WechatyBro.log('$.ajax() !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!'); return $.ajaxOrig(arguments) }
+
+        $.ajax({
+          url: "https://wx.qq.com/zh_CN/htmledition/v2/images/webwxgeticon.jpg"
+          , type: "GET"
+        }).done(function (response) {
+          alert("success");
+        })
+
+        // method 3 - mmHttp
+        mmHttp.getOrig = mmHttp.get
+        mmHttp.get = function() { WechatyBro.log('mmHttp.get() !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!'); return mmHttp.getOrig(arguments) }
+    */
 
     /**
      * generate $scope with a contoller (as it is not assigned in html staticly)
      * https://github.com/angular/angular.js/blob/a4e60cb6970d8b6fa9e0af4b9f881ee3ba7fdc99/test/ng/controllerSpec.js#L24
      */
-    var contentChatScope  = rootScope.$new()
-    injector.get('$controller')('contentChatController', {$scope: contentChatScope })
+    var contentChatScope = rootScope.$new();
+    injector.get('$controller')('contentChatController', { $scope: contentChatScope });
 
     // get all we need from wx in browser(angularjs)
     WechatyBro.glue = {
-      injector:       injector
-      , http:         http
-      , mmHttp
-      , state
+      injector: injector,
+      http: http,
+      mmHttp: mmHttp,
+      state: state,
 
-      , accountFactory: accountFactory
-      , chatroomFactory
-      , chatFactory:    chatFactory
-      , confFactory:    confFactory
-      , contactFactory: contactFactory
-      , emojiFactory
-      , loginFactory:   loginFactory
+      accountFactory: accountFactory,
+      chatroomFactory: chatroomFactory,
+      chatFactory: chatFactory,
+      confFactory: confFactory,
+      contactFactory: contactFactory,
+      emojiFactory: emojiFactory,
+      loginFactory: loginFactory,
 
-      , rootScope:    rootScope
-      , appScope:     appScope
-      , loginScope:   loginScope
+      rootScope: rootScope,
+      appScope: appScope,
+      loginScope: loginScope,
 
-      , contentChatScope: contentChatScope
-    }
+      contentChatScope: contentChatScope
+    };
 
-    return true
+    return true;
   }
 
   function checkScan() {
-    clog('checkScan()')
+    clog('checkScan()');
     if (isLogin()) {
-      log('checkScan() - already login, no more check, and return(only)') //but I will emit a login event')
+      log('checkScan() - already login, no more check, and return(only)'); //but I will emit a login event')
       // login('checkScan found already login')
-      return
+      return;
     }
     if (!WechatyBro.glue.loginScope) {
-      log('checkScan() - loginScope disappeared, no more check')
-      login('loginScope disappeared')
-      return
+      log('checkScan() - loginScope disappeared, no more check');
+      login('loginScope disappeared');
+      return;
     }
 
     // loginScope.code:
@@ -280,114 +289,119 @@
     // 408: 未确认（显示二维码后30秒触发）
     // 201: 扫描，未确认
     // 200: 登录成功
-    var code  = +WechatyBro.glue.loginScope.code
-    var url   =  WechatyBro.glue.loginScope.qrcodeUrl
+    var code = +WechatyBro.glue.loginScope.code;
+    var url = WechatyBro.glue.loginScope.qrcodeUrl;
     if (url && code !== WechatyBro.vars.scanCode) {
 
-      log('checkScan() - code change detected: from '
-        + WechatyBro.vars.scanCode
-        + ' to '
-        + code
-      )
+      log('checkScan() - code change detected: from ' + WechatyBro.vars.scanCode + ' to ' + code);
       WechatyBro.emit('scan', {
-        code:   code
-        , url:  url
-      })
-      WechatyBro.vars.scanCode = code
+        code: code,
+        url: url
+      });
+      WechatyBro.vars.scanCode = code;
     }
 
     if (code === 200) {
-      login('scan code 200')
+      login('scan code 200');
     } else {
-      setTimeout(checkScan, 1000)
+      setTimeout(checkScan, 1000);
     }
-    return
+    return;
   }
 
-  function isLogin() { return !!WechatyBro.vars.loginStatus }
+  function isLogin() {
+    return !!WechatyBro.vars.loginStatus;
+  }
   function login(data) {
-    log('login(' + data + ')')
+    log('login(' + data + ')');
     if (!WechatyBro.vars.loginStatus) {
-      WechatyBro.vars.loginStatus = true
+      WechatyBro.vars.loginStatus = true;
     }
-    WechatyBro.emit('login', data)
+    WechatyBro.emit('login', data);
   }
   function logout(data) {
-    log('logout(' + data + ')')
-    WechatyBro.vars.loginStatus = false
+    log('logout(' + data + ')');
+    WechatyBro.vars.loginStatus = false;
     // WechatyBro.emit('logout', data)
     if (WechatyBro.glue.loginFactory) {
-      WechatyBro.glue.loginFactory.loginout()
+      WechatyBro.glue.loginFactory.loginout();
     }
-    checkScan()
+    checkScan();
   }
   function quit() {
-    log('quit()')
-    logout('quit()')
+    log('quit()');
+    logout('quit()');
     if (WechatyBro.vars.socket) {
-      WechatyBro.vars.socket.close()
-      WechatyBro.vars.socket = null
+      WechatyBro.vars.socket.close();
+      WechatyBro.vars.socket = null;
     }
   }
 
-  function ding(data) { log('recv ding'); return data || 'dong' }
+  function ding(data) {
+    log('recv ding');return data || 'dong';
+  }
   function hookEvents() {
-    var rootScope = WechatyBro.glue.rootScope
-    var appScope = WechatyBro.glue.appScope
+    var rootScope = WechatyBro.glue.rootScope;
+    var appScope = WechatyBro.glue.appScope;
     if (!rootScope || !appScope) {
-      log('hookEvents() no rootScope')
-      return false
+      log('hookEvents() no rootScope');
+      return false;
     }
-    rootScope.$on('message:add:success', function(event, data) {
-      if (!isLogin()) { // in case of we missed the pageInit event
-        login('by event[message:add:success]')
+    rootScope.$on('message:add:success', function (event, data) {
+      if (!isLogin()) {
+        // in case of we missed the pageInit event
+        login('by event[message:add:success]');
       }
-      WechatyBro.emit('message', data)
-    })
+      WechatyBro.emit('message', data);
+    });
     rootScope.$on('root:pageInit:success'), function (event, data) {
-      login('by event[root:pageInit:success]')
-    }
+      login('by event[root:pageInit:success]');
+    };
     // newLoginPage seems not stand for a user login action
     // appScope.$on("newLoginPage", function(event, data) {
     //   login('by event[newLoginPage]')
     // })
-    window.addEventListener('unload', function(e) {
+    window.addEventListener('unload', function (e) {
       // XXX only 1 event can be emitted here???
-      WechatyBro.emit('unload', String(e))
+      WechatyBro.emit('unload', String(e));
       // WechatyBro.slog('emit unload')
       // WechatyBro.emit('logout', e)
       // WechatyBro.slog('emit logout')
       // WechatyBro.slog('emit logout&unload over')
-    })
-    return true
+    });
+    return true;
   }
   function connectSocket() {
-    log('connectSocket()')
+    log('connectSocket()');
     if (typeof io !== 'function') {
-      log('connectSocket: io not found. loading lib...')
+      log('connectSocket: io not found. loading lib...');
       // http://stackoverflow.com/a/3248500/1123955
-      var script = document.createElement('script')
-      script.onload = function() {
-        log('socket io lib loaded.')
-        connectSocket()
-      }
-      script.src = '//cdnjs.cloudflare.com/ajax/libs/socket.io/1.4.5/socket.io.min.js'
-      document.getElementsByTagName('head')[0].appendChild(script)
-      return // wait to be called via script.onload()
+      var script = document.createElement('script');
+      script.onload = function () {
+        log('socket io lib loaded.');
+        connectSocket();
+      };
+      script.src = '//cdnjs.cloudflare.com/ajax/libs/socket.io/1.4.5/socket.io.min.js';
+      document.getElementsByTagName('head')[0].appendChild(script);
+      return; // wait to be called via script.onload()
     }
 
     /*global io*/ // WechatyBro global variable: socket
-    var socket  = WechatyBro.vars.socket = io.connect('wss://127.0.0.1:' + port/*, {transports: ['websocket']}*/)
+    var socket = WechatyBro.vars.socket = io.connect('wss://127.0.0.1:' + port /*, {transports: ['websocket']}*/);
 
     // ding -> dong. for test & live check purpose
     // ping/pong are reserved by socket.io https://github.com/socketio/socket.io/issues/2414
-    socket.on('ding', function(data) {
-      log('received socket io event: ding(' + data + '). emit dong...')
-      socket.emit('dong', data)
-    })
+    socket.on('ding', function (data) {
+      log('received socket io event: ding(' + data + '). emit dong...');
+      socket.emit('dong', data);
+    });
 
-    socket.on('connect'   , function(e) { clog('connected to server:' + e) })
-    socket.on('disconnect', function(e) { clog('socket disconnect:'   + e) })
+    socket.on('connect', function (e) {
+      clog('connected to server:' + e);
+    });
+    socket.on('disconnect', function (e) {
+      clog('socket disconnect:' + e);
+    });
   }
 
   /**
@@ -397,177 +411,184 @@
    *  getMsgImg(message.MsgId,'big',message)
    */
   function getMsgImg(id, type, message) {
-    var contentChatScope = WechatyBro.glue.contentChatScope
+    var contentChatScope = WechatyBro.glue.contentChatScope;
     if (!contentChatScope) {
-      throw new Error('getMsgImg() contentChatScope not found')
+      throw new Error('getMsgImg() contentChatScope not found');
     }
-    var location = window.location.href.replace(/\/$/, '')
-    var path = contentChatScope.getMsgImg(id, type, message)
-    return location + path
+    var location = window.location.href.replace(/\/$/, '');
+    var path = contentChatScope.getMsgImg(id, type, message);
+    return location + path;
   }
 
   function getMsgEmoticon(id) {
-    var chatFactory = WechatyBro.glue.chatFactory
+    var chatFactory = WechatyBro.glue.chatFactory;
 
-    var message = chatFactory.getMsg(id)
-    return message.MMPreviewSrc || getMsgImg(message.MsgId,'big',message)  || message.MMThumbSrc
+    var message = chatFactory.getMsg(id);
+    return message.MMPreviewSrc || getMsgImg(message.MsgId, 'big', message) || message.MMThumbSrc;
   }
 
   function getMsgVideo(id) {
-    var contentChatScope = WechatyBro.glue.contentChatScope
+    var contentChatScope = WechatyBro.glue.contentChatScope;
     if (!contentChatScope) {
-      throw new Error('getMsgVideo() contentChatScope not found')
+      throw new Error('getMsgVideo() contentChatScope not found');
     }
-    var location = window.location.href.replace(/\/$/, '')
-    var path = contentChatScope.getMsgVideo(id)
-    return location + path
+    var location = window.location.href.replace(/\/$/, '');
+    var path = contentChatScope.getMsgVideo(id);
+    return location + path;
   }
 
   /**
    * from playVoice()
    */
   function getMsgVoice(id) {
-    var confFactory     = WechatyBro.glue.confFactory
-    var accountFactory  = WechatyBro.glue.accountFactory
+    var confFactory = WechatyBro.glue.confFactory;
+    var accountFactory = WechatyBro.glue.accountFactory;
 
-    var location = window.location.href.replace(/\/$/, '')
-    var path = confFactory.API_webwxgetvoice + "?msgid=" + id + "&skey=" + accountFactory.getSkey()
-    return location + path
+    var location = window.location.href.replace(/\/$/, '');
+    var path = confFactory.API_webwxgetvoice + "?msgid=" + id + "&skey=" + accountFactory.getSkey();
+    return location + path;
   }
 
   function getMsgPublicLinkImg(id) {
-    var location = window.location.href.replace(/\/$/, '')
-    var path = '/cgi-bin/mmwebwx-bin/webwxgetpubliclinkimg?url=xxx&msgid=' + id + '&pictype=location'
-    return location + path
+    var location = window.location.href.replace(/\/$/, '');
+    var path = '/cgi-bin/mmwebwx-bin/webwxgetpubliclinkimg?url=xxx&msgid=' + id + '&pictype=location';
+    return location + path;
   }
 
   function send(ToUserName, Content) {
-    var chatFactory = WechatyBro.glue.chatFactory
-    var confFactory = WechatyBro.glue.confFactory
+    var chatFactory = WechatyBro.glue.chatFactory;
+    var confFactory = WechatyBro.glue.confFactory;
 
     if (!chatFactory || !confFactory) {
-      log('send() chatFactory or confFactory not exist.')
-      return false
+      log('send() chatFactory or confFactory not exist.');
+      return false;
     }
     var m = chatFactory.createMessage({
-      ToUserName: ToUserName
-      , Content: Content
-      , MsgType: confFactory.MSGTYPE_TEXT
-    })
-    chatFactory.appendMessage(m)
-    return chatFactory.sendMessage(m)
+      ToUserName: ToUserName,
+      Content: Content,
+      MsgType: confFactory.MSGTYPE_TEXT
+    });
+    chatFactory.appendMessage(m);
+    return chatFactory.sendMessage(m);
   }
   function getContact(id) {
-    var contactFactory = WechatyBro.glue.contactFactory
+    var contactFactory = WechatyBro.glue.contactFactory;
     if (!contactFactory) {
-      log('contactFactory not inited')
-      return null
+      log('contactFactory not inited');
+      return null;
     }
-    var c = contactFactory.getContact(id)
-    var contactWithoutFunction = {}
+    var c = contactFactory.getContact(id);
+    var contactWithoutFunction = {};
 
     if (c) {
       if (c.isContact) {
         // extend rawObj to identify `stranger`
-        c.stranger = !(c.isContact())
+        c.stranger = !c.isContact();
       }
 
-      Object.keys(c).forEach(function(k) {
+      Object.keys(c).forEach(function (k) {
         if (typeof c[k] !== 'function') {
-          contactWithoutFunction[k] = c[k]
+          contactWithoutFunction[k] = c[k];
         }
-      })
-
+      });
     } else {
 
       /**
        * when `id` does not exist in _contact Array, maybe it is belongs to a stranger in a room.
        * try to find in room's member list for this `id`, and return the contact info, if any.
        */
-      c = Object.keys(_contacts)
-                .filter(id => id.match(/^@@/))      // only search in room
-                .map(id => _contacts[id])           // map to room array
-                .filter(r => r.MemberList.length)   // get rid of room without member list
-                .filter(r => r.MemberList
-                              .filter(m => m.UserName === id)
-                              .length
-                )
-                .map(c => c.MemberList
-                            .filter(m => m.UserName === id)
-                            [0]
-                )
-                [0]
+      c = Object.keys(_contacts).filter(function (id) {
+        return id.match(/^@@/);
+      }) // only search in room
+      .map(function (id) {
+        return _contacts[id];
+      }) // map to room array
+      .filter(function (r) {
+        return r.MemberList.length;
+      }) // get rid of room without member list
+      .filter(function (r) {
+        return r.MemberList.filter(function (m) {
+          return m.UserName === id;
+        }).length;
+      }).map(function (c) {
+        return c.MemberList.filter(function (m) {
+          return m.UserName === id;
+        })[0];
+      })[0];
 
       if (c) {
-        c.stranger = true
+        c.stranger = true;
 
-        Object.keys(c).forEach(function(k) {
+        Object.keys(c).forEach(function (k) {
           if (typeof c[k] !== 'function') {
-            contactWithoutFunction[k] = c[k]
+            contactWithoutFunction[k] = c[k];
           }
-        })
+        });
       }
-
     }
 
-    return contactWithoutFunction
+    return contactWithoutFunction;
   }
 
   function getUserName() {
-    var accountFactory = WechatyBro.glue.accountFactory
-    return accountFactory
-            ? accountFactory.getUserName()
-            : null
+    var accountFactory = WechatyBro.glue.accountFactory;
+    return accountFactory ? accountFactory.getUserName() : null;
   }
 
   function contactFindAsync(filterFunction) {
-    const callback = arguments[arguments.length - 1]
+    var callback = arguments[arguments.length - 1];
     if (typeof callback !== 'function') {
       // here we should in sync mode, because there's no callback
-      throw new Error('async method need to be called via webdriver.executeAsyncScript')
+      throw new Error('async method need to be called via webdriver.executeAsyncScript');
     }
 
-    var contactFactory = WechatyBro.glue.contactFactory
+    var contactFactory = WechatyBro.glue.contactFactory;
 
-    var match
+    var match;
     if (!filterFunction) {
-      match = function() { return true }
+      match = function match() {
+        return true;
+      };
     } else {
-      match = eval(filterFunction)
+      match = eval(filterFunction);
     }
 
-    return retryFind(0)
+    return retryFind(0);
 
     // retry 3 times, sleep 300ms between each time
-    function retryFind(attempt = 0) {
-      const contactList = contactFactory
-                            .getAllFriendContact()
-                            .filter(c => match(c.NickName))
-                            .map(c => c.UserName)
+    function retryFind() {
+      var attempt = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 0;
+
+      var contactList = contactFactory.getAllFriendContact().filter(function (c) {
+        return match(c.NickName);
+      }).map(function (c) {
+        return c.UserName;
+      });
 
       if (contactList && contactList.length) {
-        callback(contactList)
+        callback(contactList);
       } else if (attempt > 3) {
-        callback([])
+        callback([]);
       } else {
-        attempt++
-        setTimeout(_ => retryFind(attempt), 300)
+        attempt++;
+        setTimeout(function (_) {
+          return retryFind(attempt);
+        }, 300);
       }
-
     }
   }
 
   function contactRemarkAsync(UserName, remark) {
-    const callback = arguments[arguments.length - 1]
+    var callback = arguments[arguments.length - 1];
     if (typeof callback !== 'function') {
       // here we should in sync mode, because there's no callback
-      throw new Error('async method need to be called via webdriver.executeAsyncScript')
+      throw new Error('async method need to be called via webdriver.executeAsyncScript');
     }
 
-    var accountFactory  = WechatyBro.glue.accountFactory
-    var confFactory     = WechatyBro.glue.confFactory
-    var emojiFactory    = WechatyBro.glue.emojiFactory
-    var mmHttp          = WechatyBro.glue.mmHttp
+    var accountFactory = WechatyBro.glue.accountFactory;
+    var confFactory = WechatyBro.glue.confFactory;
+    var emojiFactory = WechatyBro.glue.emojiFactory;
+    var mmHttp = WechatyBro.glue.mmHttp;
 
     mmHttp({
       method: "POST",
@@ -582,141 +603,133 @@
         timeout: 1e4,
         serial: !0
       }
-    }).success(function() {
-      callback(true)
-    }).error(function() {
-      callback(false)
-    })
+    }).success(function () {
+      callback(true);
+    }).error(function () {
+      callback(false);
+    });
   }
 
   function roomFind(filterFunction) {
-    var contactFactory = WechatyBro.glue.contactFactory
+    var contactFactory = WechatyBro.glue.contactFactory;
 
-    var match
+    var match;
     if (!filterFunction) {
-      match = function() { return true }
+      match = function match() {
+        return true;
+      };
     } else {
-      match = eval(filterFunction)
+      match = eval(filterFunction);
     }
     // log(match.toString())
-    return contactFactory.getAllChatroomContact()
-                          .filter(r => match(r.NickName))
-                          .map(r => r.UserName)
+    return contactFactory.getAllChatroomContact().filter(function (r) {
+      return match(r.NickName);
+    }).map(function (r) {
+      return r.UserName;
+    });
   }
 
   function roomDelMember(ChatRoomName, UserName) {
-    const chatroomFactory = WechatyBro.glue.chatroomFactory
-    return chatroomFactory.delMember(ChatRoomName, UserName)
+    var chatroomFactory = WechatyBro.glue.chatroomFactory;
+    return chatroomFactory.delMember(ChatRoomName, UserName);
   }
 
   function roomAddMember(ChatRoomName, UserName) {
-    const chatroomFactory = WechatyBro.glue.chatroomFactory
+    var chatroomFactory = WechatyBro.glue.chatroomFactory;
     // XXX
     // log(ChatRoomName)
     // log(UserName)
-    return chatroomFactory.addMember(ChatRoomName, UserName)
+    return chatroomFactory.addMember(ChatRoomName, UserName);
   }
 
   function roomModTopic(ChatRoomName, topic) {
-    const chatroomFactory = WechatyBro.glue.chatroomFactory
-    return chatroomFactory.modTopic(ChatRoomName, topic)
+    var chatroomFactory = WechatyBro.glue.chatroomFactory;
+    return chatroomFactory.modTopic(ChatRoomName, topic);
   }
 
   function roomCreateAsync(UserNameList, topic) {
-    const callback = arguments[arguments.length - 1]
+    var callback = arguments[arguments.length - 1];
     if (typeof callback !== 'function') {
       // here we should in sync mode, because there's no callback
-      throw new Error('async method need to be called via webdriver.executeAsyncScript')
-    }
-
-    const UserNameListArg = UserNameList.map(n => { return { UserName: n } })
-
-    const chatroomFactory = WechatyBro.glue.chatroomFactory
-    const state           = WechatyBro.glue.state
-    chatroomFactory.create(UserNameListArg)
-                    .then(r => {
-                      if (r.BaseResponse && 0 == r.BaseResponse.Ret || -2013 == r.BaseResponse.Ret) {
-                        state.go('chat', { userName: r.ChatRoomName }) // BE CAREFUL: key name is userName, not UserName! 20161001
-                        // if (topic) {
-                        //   setTimeout(_ => roomModTopic(r.ChatRoomName, topic), 3000)
-                        // }
-                        if (!r.ChatRoomName) {
-                          throw new Error('chatroomFactory.create() got empty r.ChatRoomName')
-                        }
-                        callback(r.ChatRoomName)
-                      } else {
-                        throw new Error('chatroomFactory.create() error with Ret: '
-                                          + r && r.BaseResponse.Ret
-                                          + 'with ErrMsg: '
-                                          + r && r.BaseResponse.ErrMsg
-                                      )
-                      }
-                    })
-                    .catch(e => {
-                      // Async can only return by call callback
-                      callback(
-                        JSON.parse(
-                          JSON.stringify(
-                            e
-                            , Object.getOwnPropertyNames(e)
-                          )
-                        )
-                      )
-                    })
-  }
-
-  function verifyUserRequest(UserName, VerifyContent = '') {
-    var contactFactory  = WechatyBro.glue.contactFactory
-    var confFactory     = WechatyBro.glue.confFactory
-
-    var Ticket = '' // what's this?
+      throw new Error('async method need to be called via webdriver.executeAsyncScript');
+    }
+
+    var UserNameListArg = UserNameList.map(function (n) {
+      return { UserName: n };
+    });
+
+    var chatroomFactory = WechatyBro.glue.chatroomFactory;
+    var state = WechatyBro.glue.state;
+    chatroomFactory.create(UserNameListArg).then(function (r) {
+      if (r.BaseResponse && 0 == r.BaseResponse.Ret || -2013 == r.BaseResponse.Ret) {
+        state.go('chat', { userName: r.ChatRoomName }); // BE CAREFUL: key name is userName, not UserName! 20161001
+        // if (topic) {
+        //   setTimeout(_ => roomModTopic(r.ChatRoomName, topic), 3000)
+        // }
+        if (!r.ChatRoomName) {
+          throw new Error('chatroomFactory.create() got empty r.ChatRoomName');
+        }
+        callback(r.ChatRoomName);
+      } else {
+        throw new Error('chatroomFactory.create() error with Ret: ' + r && r.BaseResponse.Ret + 'with ErrMsg: ' + r && r.BaseResponse.ErrMsg);
+      }
+    }).catch(function (e) {
+      // Async can only return by call callback
+      callback(JSON.parse(JSON.stringify(e, Object.getOwnPropertyNames(e))));
+    });
+  }
+
+  function verifyUserRequest(UserName) {
+    var VerifyContent = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : '';
+
+    var contactFactory = WechatyBro.glue.contactFactory;
+    var confFactory = WechatyBro.glue.confFactory;
+
+    var Ticket = ''; // what's this?
 
     contactFactory.verifyUser({
-        UserName
-        , Opcode: confFactory.VERIFYUSER_OPCODE_SENDREQUEST
-        , Scene: confFactory.ADDSCENE_PF_WEB
-        , Ticket
-        , VerifyContent
-    })
-    .then(function() {  // succ
+      UserName: UserName,
+      Opcode: confFactory.VERIFYUSER_OPCODE_SENDREQUEST,
+      Scene: confFactory.ADDSCENE_PF_WEB,
+      Ticket: Ticket,
+      VerifyContent: VerifyContent
+    }).then(function () {
+      // succ
       // alert('ok')
-      log('friendAdd(' + UserName + ', ' + VerifyContent + ') done')
-    }, function(t) {    // fail
+      log('friendAdd(' + UserName + ', ' + VerifyContent + ') done');
+    }, function (t) {
+      // fail
       // alert('not ok')
-      log('friendAdd(' + UserName + ', ' + VerifyContent + ') fail: ' + t)
-    })
+      log('friendAdd(' + UserName + ', ' + VerifyContent + ') fail: ' + t);
+    });
   }
 
   function verifyUserOk(UserName, Ticket) {
-    var contactFactory  = WechatyBro.glue.contactFactory
-    var confFactory     = WechatyBro.glue.confFactory
+    var contactFactory = WechatyBro.glue.contactFactory;
+    var confFactory = WechatyBro.glue.confFactory;
 
     contactFactory.verifyUser({
-        UserName
-        , Opcode: confFactory.VERIFYUSER_OPCODE_VERIFYOK
-        , Scene: confFactory.ADDSCENE_PF_WEB
-        , Ticket
-    }).then(function() {  // succ
+      UserName: UserName,
+      Opcode: confFactory.VERIFYUSER_OPCODE_VERIFYOK,
+      Scene: confFactory.ADDSCENE_PF_WEB,
+      Ticket: Ticket
+    }).then(function () {
+      // succ
       // alert('ok')
-      log('friendVerify(' + UserName + ', ' + Ticket + ') done')
-    }, function() {       // fail
+      log('friendVerify(' + UserName + ', ' + Ticket + ') done');
+    }, function () {
+      // fail
       // alert('err')
-      log('friendVerify(' + UserName + ', ' + Ticket + ') fail')
-    })
+      log('friendVerify(' + UserName + ', ' + Ticket + ') fail');
+    });
   }
 
-
-
-
   /////////////////////////////////////////////////////////////////////////////
   /////////////////////////////////////////////////////////////////////////////
   /////////////////////////////////////////////////////////////////////////////
 
 
-
-
-
-  port = port || 8788
+  port = port || 8788;
 
   /*
    * WechatyBro injectio must return this object.
@@ -724,95 +737,94 @@
    */
   var retObj = {
     code: 200 // 2XX ok, 4XX/5XX error. HTTP like
-    , message: 'any message'
-    , port: port
-  }
+    , message: 'any message',
+    port: port
+  };
 
   if (typeof this.WechatyBro !== 'undefined') {
-    retObj.code = 201
-    retObj.message = 'WechatyBro already injected?'
-    return retObj
+    retObj.code = 201;
+    retObj.message = 'WechatyBro already injected?';
+    return retObj;
   }
 
   var WechatyBro = {
-    glue: {
-      // will be initialized by glueToAngular() function
-    }
+    glue: {}
+    // will be initialized by glueToAngular() function
+
 
     // glue funcs
     // , getLoginStatusCode: function() { return WechatyBro.glue.loginScope.code }
     // , getLoginQrImgUrl:   function() { return WechatyBro.glue.loginScope.qrcodeUrl }
-    , angularIsReady:    angularIsReady
+    , angularIsReady: angularIsReady
 
     // variable
     , vars: {
-      loginStatus:      false
-      , initStatus:     false
+      loginStatus: false,
+      initStatus: false,
 
-      , socket:     null
-      , eventsBuf:  []
-      , scanCode:   null
-      , heartBeatTimmer:   null
+      socket: null,
+      eventsBuf: [],
+      scanCode: null,
+      heartBeatTimmer: null
     }
 
     // funcs
-    , init: init  // initialize WechatyBro @ Browser
-    , send: send  // send message to wechat user
-    , clog: clog  // log to Console
-    , slog: slog  // log to SocketIO
-    , log:  log   // log to both Console & SocketIO
-    , ding: ding  // simple return 'dong'
-    , quit: quit  // quit wechat
-    , emit: emit  // send event to server
+    , init: init // initialize WechatyBro @ Browser
+    , send: send // send message to wechat user
+    , clog: clog // log to Console
+    , slog: slog // log to SocketIO
+    , log: log // log to both Console & SocketIO
+    , ding: ding // simple return 'dong'
+    , quit: quit // quit wechat
+    , emit: emit // send event to server
     , logout: logout // logout current logined user
 
-    , getContact
-    , getUserName
-    , getMsgImg
-    , getMsgEmoticon
-    , getMsgVideo
-    , getMsgVoice
-    , getMsgPublicLinkImg
+    , getContact: getContact,
+    getUserName: getUserName,
+    getMsgImg: getMsgImg,
+    getMsgEmoticon: getMsgEmoticon,
+    getMsgVideo: getMsgVideo,
+    getMsgVoice: getMsgVoice,
+    getMsgPublicLinkImg: getMsgPublicLinkImg
 
     // for Wechaty Contact Class
-    , contactFindAsync
-    , contactRemarkAsync
+    , contactFindAsync: contactFindAsync,
+    contactRemarkAsync: contactRemarkAsync
 
     // for Wechaty Room Class
-    , roomCreateAsync
-    , roomFind
-    , roomAddMember
-    , roomDelMember
-    , roomModTopic
+    , roomCreateAsync: roomCreateAsync,
+    roomFind: roomFind,
+    roomAddMember: roomAddMember,
+    roomDelMember: roomDelMember,
+    roomModTopic: roomModTopic
 
     // for Friend Request
-    , verifyUserRequest
-    , verifyUserOk
+    , verifyUserRequest: verifyUserRequest,
+    verifyUserOk: verifyUserOk
     // , friendAdd
     // , friendVerify
 
     // test purpose
-    , isLogin: isLogin
-    , initClog: initClog
-  }
+    , isLogin: isLogin,
+    initClog: initClog
+  };
 
-  this.WechatyBro = WechatyBro
-  retObj.code = 200
-  retObj.message = 'WechatyBro Inject Done'
+  this.WechatyBro = WechatyBro;
+  retObj.code = 200;
+  retObj.message = 'WechatyBro Inject Done';
 
   /**
    * Two return mode of WebDriver (should be one of them at a time)
    * 1. a callback. return a value by call callback with args
    * 2. direct return
    */
-  var callback = arguments[arguments.length - 1]
+  var callback = arguments[arguments.length - 1];
   if (typeof callback === 'function') {
-    return callback(retObj)
+    return callback(retObj);
   }
-  return retObj
+  return retObj;
 
   // retObj.code = 500
   // retObj.message = 'SHOULD NOT RUN TO HERE'
   // return retObj
-
-}.apply(window, arguments))
+}).apply(window, arguments);