class FlashPlayerController {    // 构造函数, 大部分的逻辑代码最好写在$onInit中, constructor 初始化一些变量    constructor($timeout) {    }    // 初始化完毕加载    $onInit($timeout) {        this.checkFlashPlayer = function () {            var hasFlashPlayer = 0; //判断是否安装了Flash Player            var flashPlayerVersion = 0; //Flash Player版本            if (document.all) {                var shockWaveFlash = new ActiveXObject('ShockwaveFlash.ShockwaveFlash');                if (shockWaveFlash) {                    hasFlashPlayer = 1;                    flashPlayerVersion = parseInt(shockWaveFlash.GetVariable("$version").split(" ")[1].split(",")[0]);                }            } else if (navigator.plugins && navigator.plugins.length > 0) {                var shockWaveFlash = navigator.plugins["Shockwave Flash"];                if (shockWaveFlash) {                    hasFlashPlayer = 1;                    var descriptionInfo = shockWaveFlash.description.split(" ");                    for (var i = 0; i < descriptionInfo.length; ++i) {                        if (isNaN(parseInt(descriptionInfo[i]))) {                            continue;                        }                        flashPlayerVersion = parseInt(descriptionInfo[i]);                    }                }            }            return {hasFlashPlayer: hasFlashPlayer, flashPlayerVersion: flashPlayerVersion};        };        if (this.checkFlashPlayer().hasFlashPlayer) {            if (this.checkFlashPlayer().flashPlayerVersion <= 10) {                if (confirm("您的Flash Player版本过低，立即升级Flash Player版本？")) {                    window.location.href = "http://get.adobe.com/cn/flashplayer/";                }            } else {                // alert("您安装了Flash Player，当前Flash Player版本号为：" + this.checkFlashPlayer().flashPlayerVersion + "。");            }        } else {            if (confirm("您没有安装Flash Player，立即安装？")) {                window.location.href = "http://get.adobe.com/cn/flashplayer/";            }        }    }}