//升级程序    .factory(‘UpdateService‘, function ($rootScope, $cordovaAppVersion, $cordovaFileTransfer, $timeout, $ionicLoading, $cordovaFileOpener2, $http, $ionicPopup, xc) {        //检查更新        var checkUpdate = function () {            $cordovaAppVersion.getVersionNumber().then(function (v) {                var url = xc.server.domain + ‘update/checkNew/‘ + xc.app.id + ‘/android/‘ + v;                $http.get(url)                    .error(function () {                        console.log(‘从服务器获取数据失败!‘);                    })                    .then(function (response) {                            var data = http://www.mamicode.com/response.data;"bubbles" class="spinner-assertive spinner spinner-bubbles"></ion-spinner><br>已经下载：{{process}}%‘                    });                    var targetPath = cordova.file.externalDataDirectory + "update.apk";//APP下载存放的路径，可以使用cordova file插件进行相关配置                    var trustHosts = true;                    var options = {};                    $cordovaFileTransfer.download(url, targetPath, options, trustHosts).then(function (result) {                        // 打开下载下来的APP                        //console.log(JSON.stringify(result));                        $cordovaFileOpener2.open(targetPath, ‘application/vnd.android.package-archive‘                        ).then(function () {                        }, function (err) {                        });                        $ionicLoading.hide();                    }, function (err) {                        alert(‘下载失败‘);                    }, function (progress) {                        //进度，这里使用文字显示下载百分比                        $timeout(function () {                            var downloadProgress = (progress.loaded / progress.total) * 100;                            $rootScope.process = Math.floor(downloadProgress);                            if (downloadProgress > 99) {                                $ionicLoading.hide();                            }                        })                    });                } else {                    // 取消更新                }            });        };        return {            checkUpdate: checkUpdate        }    })