/// <summary> /// 异步初始化 /// </summary> public IEnumerator InitializeAsync() { MotionLog.Log($"Beginning to initialize patch manager."); // 加载缓存 _cache = PatchCache.LoadCache(); // 检测沙盒被污染 // 注意:在覆盖安装的时候,会保留沙盒目录里的文件,所以需要强制清空 { // 如果是首次打开,记录APP版本号 if (PatchHelper.CheckSandboxCacheFileExist() == false) { _cache.CacheAppVersion = Application.version; _cache.SaveCache(); } else { // 每次启动时比对APP版本号是否一致 if (_cache.CacheAppVersion != Application.version) { MotionLog.Warning($"Cache is dirty ! Cache version is {_cache.CacheAppVersion}, APP version is {Application.version}"); ClearCache(); // 重新写入最新的APP版本号 _cache.CacheAppVersion = Application.version; _cache.SaveCache(); } } } // 加载APP内的补丁清单 MotionLog.Log($"Load app patch manifest."); { string filePath = AssetPathHelper.MakeStreamingLoadPath(PatchDefine.PatchManifestFileName); string url = AssetPathHelper.ConvertToWWWPath(filePath); WebGetRequest downloader = new WebGetRequest(url); downloader.DownLoad(); yield return(downloader); if (downloader.HasError()) { downloader.ReportError(); downloader.Dispose(); throw new System.Exception($"Fatal error : Failed download file : {url}"); } // 解析补丁清单 string jsonData = downloader.GetText(); _appPatchManifest = PatchManifest.Deserialize(jsonData); downloader.Dispose(); } // 加载沙盒内的补丁清单 MotionLog.Log($"Load sandbox patch manifest."); if (PatchHelper.CheckSandboxPatchManifestFileExist()) { string filePath = AssetPathHelper.MakePersistentLoadPath(PatchDefine.PatchManifestFileName); string jsonData = File.ReadAllText(filePath); _localPatchManifest = PatchManifest.Deserialize(jsonData); } else { _localPatchManifest = _appPatchManifest; } }
// 缓存系统相关 public void CacheLocalResourceVersion() { _cache.ResourceVersion = _localPatchManifest.ResourceVersion; _cache.SaveCache(); }