/// <summary>
/// 更新AssetBundle
/// </summary>
IEnumerator StartUpdateAssetBundle()
{
Debug.Log("AssetUpdater:StartUpdateAssetBundle");
if (ErrorCode != EmErrorCode.None)
{
yield break;
}
UpdateCompleteValue(0f, 0f);
////载入MainManifest
AssetBundleManifest manifest = ZTAssetBundleManager.GetInstance().MainManifest;
//载入新的ResourcesManifest
string file = DownLoadCommon.GetCacheFileFullName(DownLoadCommon.MAIN_MANIFEST_FILE_NAME);
AssetBundleManifest new_manifest = DownLoadCommon.LoadMainManifestByPath(file);
if (new_manifest == null)
{
Error(EmErrorCode.LoadNewMainManifestFailed
, "Can't find new version MainManifest!");
yield break;
}
////获取需下载的资源列表与删除的资源的列表
List <string> download_files = new List <string>();
List <string> delete_files = new List <string>();
CompareAssetBundleDifference(ref download_files, ref delete_files
, manifest, new_manifest);
//删除已废弃的文件
if (delete_files.Count > 0)
{
for (int i = 0; i < delete_files.Count; ++i)
{
string full_name = DownLoadCommon.GetFileFullName(delete_files[i]);
if (File.Exists(full_name))
{
File.Delete(full_name);
yield return(0);
}
}
}
//更新所有需下载的资源
_ab_download = new AssetBundleDownloader(_current_ab_url);
_ab_download.Start(DownLoadCommon.PATH, download_files);
while (!_ab_download.IsDone)
{
UpdateCompleteValue(_ab_download.CompletedSize, _ab_download.TotalSize);
yield return(0);
}
if (_ab_download.IsFailed)
{
Error(EmErrorCode.DownloadAssetBundleFailed);
yield break;
}
}
/// <summary>
/// 写入下载缓存信息，用于断点续传
/// </summary>
void SaveDownloadCacheData()
{
if (CurrentState < EmState.UpdateAssetBundle)
{
return;
}
if (!Directory.Exists(DownLoadCommon.CACHE_PATH))
{
return;
}
//载入新的Manifest
string new_manifest_name = DownLoadCommon.GetCacheFileFullName(DownLoadCommon.MAIN_MANIFEST_FILE_NAME);
AssetBundleManifest new_manifest = DownLoadCommon.LoadMainManifestByPath(new_manifest_name);
if (new_manifest == null)
{
return;
}
//先尝试读取旧的缓存信息，再保存现在已经下载的数据
//PS:由于只有版本完整更新完才会移动Cache目录，且玩家可能多次尝试下载更新，所以必须保留旧的缓存信息
DownloadCache cache = new DownloadCache();
cache.Load(DownLoadCommon.DOWNLOADCACHE_FILE_PATH);
if (_ab_download != null &&
_ab_download.CompleteDownloads != null &&
_ab_download.CompleteDownloads.Count > 0)
{
for (int i = 0; i < _ab_download.CompleteDownloads.Count; ++i)
{
string assetbundle_name = _ab_download.CompleteDownloads[i];
Hash128 hash_code = new_manifest.GetAssetBundleHash(assetbundle_name);
if (hash_code.isValid && !cache.Data.AssetBundles.ContainsKey(assetbundle_name))
{
DownloadCacheData.AssetBundle elem = new DownloadCacheData.AssetBundle()
{
AssetBundleName = assetbundle_name,
Hash = hash_code.ToString(),
};
Debug.Log(cache.Data.AssetBundles.Count + " - Cache Add:" + assetbundle_name);
cache.Data.AssetBundles.Add(assetbundle_name, elem);
}
}
}
if (cache.HasData())
{
cache.Save(DownLoadCommon.DOWNLOADCACHE_FILE_PATH);
}
}
/// <summary>
/// 拷贝文件并覆盖旧数据文件
/// </summary>
IEnumerator StartCopyCacheFile()
{
Debug.Log("AssetUpdater:StartCopyCacheFile");
if (ErrorCode != EmErrorCode.None)
{
yield break;
}
string str = DownLoadCommon.GetCacheFileFullName(DownLoadCommon.MAIN_MANIFEST_FILE_NAME);
string dest = DownLoadCommon.GetFileFullName(DownLoadCommon.MAIN_MANIFEST_FILE_NAME);
UpdateCompleteValue(1, 1);
yield return(DownLoadCommon.StartCopyFile(str, dest));
}
IEnumerator StartUnZipLua()
{
Debug.Log("AssetUpdater:StartUnZipLua");
if (ErrorCode != EmErrorCode.None)
{
yield break;
}
string path = DownLoadCommon.GetCacheFileFullName("LuaScript.zip");
string outPath = DownLoadCommon.HOT_LUA_PATH;
CompressHelper.CompressTask task = CompressHelper.UnCompressAsync(path, outPath);
while (!task.IsDone)
{
Debug.Log(task.Progress);
UpdateCompleteValue(Mathf.Floor(task.Progress * 100), 100f);
yield return(null);
}
Debug.Log("AssetUpdater:StartUnZipLua Delete: " + path);
File.Delete(path);
UpdateCompleteValue(1f, 1f);
}
