public async Task <JsonResult> CreateNodeZip(string nodeIds, string appId, string path)
{
var result = await ExceptionManager.Process(async() =>
{
if (string.IsNullOrEmpty(nodeIds))
{
throw new Exception("错误的NodeIds");
}
string[] idLists = nodeIds.Split('/');
FileNode zipFile = null;
List <Domain.Node> nodeList = _nodeAppService.GetNodeList <Domain.Node>(nodeIds);
if (nodeList.Count > 0)
{
var keyIds = GetZipKey(nodeList);
keyIds.Sort();
string zipKeys = Newtonsoft.Json.JsonConvert.SerializeObject(keyIds);
var zipLog = _zipAppService.GetSameKeyZip(zipKeys);
if (zipLog != null && !string.IsNullOrEmpty(zipLog.NodeId))
{
zipFile = _nodeAppService.GetNode(zipLog.NodeId) as FileNode;
}
else
{
var zipId = Guid.NewGuid().ToString().ToLower();
using (MemoryStream stream = new MemoryStream())
{
#region 构建压缩包
using (var zipArchive = CreateZipArchive(stream, ZipArchiveMode.Update))
{
foreach (var node in nodeList)
{
if (node is FileNode)
{
try
{
var fileNode = node as FileNode;
var nodeStream =
await _storageClient.GetFileStreamAsync(fileNode.StorageFileId);
await CreateFile(zipArchive, node.Name, nodeStream.Stream);
}
catch (Exception e)
{
Console.WriteLine(e);
throw;
}
}
else if (node is FolderNode)
{
await CreateFolder(node.Name, node.OwnerId, node.Path + node.Name + "/",
zipArchive, null, true);
}
}
}
#endregion 构建压缩包
stream.Seek(0, SeekOrigin.Begin);
var md5 = stream.GetFileMD5();
await _storageClient.UploadAsync(stream);
zipFile = await DoUpload(appId, path, zipId + ".zip", md5, Boolean.FalseString);
}
_zipAppService.AddZipLog(zipId, zipKeys, zipFile.Id, idLists);
}
}
var zipFileModel = PrepareResult(AutoMapper.Mapper.Map <FileModel>(zipFile));
return(zipFileModel);
});
return(Json(result));
}