public async Task <ActionResult <ImageModel> > PutImageData(IFormFile file)
{
if (file == null)
{
return(BadRequest(new ErrorModel(400, "no image attached")));
}
if (!Constants.ALLOWED_CONTENT_TYPES.Contains(file.ContentType))
{
return(BadRequest(new ErrorModel(400, "invalid content type")));
}
var image = new ImageModel();
image.OwnerUid = authClaims.UserUid;
image.BlobName = image.Uid.ToString();
image.Bucket = Constants.IMAGE_STORAGE_BUCKET;
image.Filename = file.FileName;
image.MimeType = file.ContentType;
image.Size = file.Length;
image.Explicit = false;
image.Public = false;
var stream = file.OpenReadStream();
image.Md5Hash = FileHashing.GetHash(stream);
if (await database.GetImageByHash(image.Md5Hash, image.OwnerUid) != null)
{
return(BadRequest(new ErrorModel(400, "image already existent")));
}
stream.Position = 0;
var imageMeta = Image.FromStream(stream);
image.Height = imageMeta.Height;
image.Width = imageMeta.Width;
stream.Position = 0;
await storage.Put(image.Bucket, image.BlobName, stream, image.Size, image.MimeType);
await database.Put(image);
return(Created("image", image));
}
public async void OnDownloadCompleted(DownloadClient <DownloadItem> sender, DownloadCompletedArgs e, DownloadItem userToken)
{
_clients.Add(sender); //클라이언트 큐에 추가
Downloaded++; //다운로드된 아이템 추가(DownloadFileAsync는 비동기-동기화를 쓰기때문에 InterLocked를 쓸 필요가 없다.)
DownloadItem di = userToken;
FileDownloadCompletedArgs args = new FileDownloadCompletedArgs();
args.DownloadedItem = di;
args.DownloadQueue = _filequeue.Count;
args.ClientId = sender.ClientId;
args.Downloaded = Downloaded;
args.DownloadToComplete = DownloadToComplete;
args.ProgressPercentage = Math.Round((double)(100 * Downloaded) / DownloadToComplete);
if (di.UseFileIntegrityCheck) // 파일 무결성 검사
{
args.DownloadedFileHash = await FileHashing.GetFileHashAsync(di.Path, di.HashType);
if (di.FileHash != args.DownloadedFileHash)
{
args.FileIntegrity = false;
}
else
{
args.FileIntegrity = true;
}
}
if (di.UseAutoRedownloadWhenFileIsCracked) //파일 깨졌다면 재다운로드
{
if (!args.FileIntegrity)
{
if (di.UseTempPath)
{
File.Delete(di.TempPath);
}
else
{
File.Delete(di.Path);
}
EnqueueItem(userToken);
}
}
if (di.UseTempPath)
{
string path = Path.GetDirectoryName(di.Path);
if (!System.IO.Directory.Exists(path))
{
Directory.CreateDirectory(path);
}
string temppath = Path.GetDirectoryName(di.TempPath);
if (!System.IO.Directory.Exists(temppath))
{
Directory.CreateDirectory(temppath);
}
File.Delete(di.Path);
File.Move(di.TempPath, di.Path);
}
RaiseDownloadCompleted(args);
if (Downloaded == DownloadToComplete)
{
RaiseAllDownloadCompleted(new AllFileDownloadCompletedArgs());
}
}
