static void CompressFile()
{
Debug.Log("开始压缩文件");
//清理文件
string outPutPath = Application.dataPath.Replace("Assets", "") + "AssetBundles" + "/ServerCompressAssets";
if (!Directory.Exists(outPutPath))
{
Directory.CreateDirectory(outPutPath);
}
string[] paths = Directory.GetFiles(outPutPath);
for (int i = 0; i < paths.Length; ++i)
{
File.Delete(paths[i]);
}
//copy csv info file
File.Copy(GetOutPutPath() + "/" + csvFileName, outPutPath + "/" + csvFileName);
File.Copy(GetOutPutPath() + "/" + "resVer.txt", outPutPath + "/" + "resVer.txt");
//压缩文件
String[] names = AssetDatabase.GetAllAssetBundleNames();
List <string> fileList = new List <string>();
fileList.AddRange(names);
string bundleName = GetPlatformFolderForAssetBundles(EditorUserBuildSettings.activeBuildTarget);
fileList.Add(bundleName);
string sourcesPath = GetOutPutPath();
Loom.RunAsync(() => {
for (int i = 0; i < fileList.Count; ++i)
{
CompressFileLZMA(sourcesPath + "/" + fileList[i], outPutPath + "/" + fileList[i] + ".7z");
Debug.Log("Compress " + fileList[i]);
}
Debug.Log("完成 打包成服务器资源");
});
}
void Awake()
{
_instance = this;
initialized = true;
}
/// <summary>
/// 下载要更新的文件
/// 执行顺序 DownloadNextFile -> FinishDownload ->UpdateResoureceInfoData ->DownloadNextFile
/// 直到结束 EndDownload
/// </summary>
/// <param name="fileList">File list.</param>
void DownLoadNextFile()
{
if (downLoadFileList.Count < 1)
{
return;
}
//ResourcesUpdatePanel.Instance.SetProgress (downloadFileIndex, totalFileCount, true);
string fileName = downLoadFileList [0];
string serverFilePath = serverAddr + fileName + ".7z";
string localFilePath = AssetBundleFilePath.ServerExtensionDataPath + fileName + ".7z";
Debug.Log("downloading" + serverFilePath);
downingFileCount++;
float progress = 0f;
bool isDone = false;
//开启子线程下载,使用匿名方法
Loom.RunAsync(() => {
//使用流操作文件
FileStream fs = new FileStream(localFilePath, FileMode.OpenOrCreate, FileAccess.Write);
//获取文件现在的长度
long fileLength = fs.Length;
//获取下载文件的总长度
long totalLength = GetLength(serverFilePath);
//如果没下载完
if (fileLength < totalLength)
{
//断点续传核心，设置本地文件流的起始位置
fs.Seek(fileLength, SeekOrigin.Begin);
HttpWebRequest request = HttpWebRequest.Create(serverFilePath) as HttpWebRequest;
//断点续传核心，设置远程访问文件流的起始位置
request.AddRange((int)fileLength);
Stream stream = request.GetResponse().GetResponseStream();
byte[] buffer = new byte[1024];
//使用流读取内容到buffer中
//注意方法返回值代表读取的实际长度,并不是buffer有多大，stream就会读进去多少
int length = stream.Read(buffer, 0, buffer.Length);
while (length > 0)
{
if (isClose)
{
break;
}
//将内容再写入本地文件中
fs.Write(buffer, 0, length);
//计算进度
fileLength += length;
progress = (float)fileLength / (float)totalLength;
//UnityEngine.Debug.Log(progress);
//类似尾递归
length = stream.Read(buffer, 0, buffer.Length);
}
stream.Close();
stream.Dispose();
}
else
{
progress = 1;
}
fs.Close();
fs.Dispose();
//如果下载完毕，执行回调
if (progress == 1)
{
isDone = true;
Debug.Log(fileName + "Download finished!");
downingFileCount--;
FinishDownload(fileName);
}
else
{
if (isClose)
{
return;
}
downingFileCount--;
//多次重试 失败后 直接开始游戏
if (downloadRetryCount > 4)
{
Loom.QueueOnMainThread(() => {
EndHotFixUpdate();
});
return;
}
//下载出错了 再次下载
Loom.QueueOnMainThread(() => {
++downloadRetryCount;
DownLoadNextFile();
});
return;
}
});
}