public async Task <IHttpActionResult> PostSave(string purpose, SaveFileBindingModel model)
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
var fileEntries = await userFileRepository.Objects.Where(e => model.FileId.Contains(e.UserFileId)).ToListAsync();
if (fileEntries.Count != model.FileId.Count)
{
return(BadRequest());
}
var forHash = fileEntries.Aggregate("", (h, f) => h + f.UserFileId.ToString() + f.FileSize.ToString());
if (forHash.GetHashCode() != model.Hash)
{
return(BadRequest());
}
await Task.WhenAll(fileEntries.Select(f => {
f.State = UserFileState.Saved;
return(userFileRepository.SaveInstance(f));
}));
var result = fileEntries.Select(f => new SavedFileViewModel {
Id = f.UserFileId, FileSize = f.FileSize, Url = f.FilePath
});
return(Ok(result));
}
public async Task <IHttpActionResult> PostUpload()
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
string forHash = "";
var answer = new SaveFileBindingModel()
{
FileId = new List <int>()
{
}
};
HttpRequestMessage request = this.Request;
if (!request.Content.IsMimeMultipartContent())
{
throw new HttpResponseException(HttpStatusCode.UnsupportedMediaType);
}
var rnd = new System.Random((int)DateTime.Now.Ticks + Request.GetHashCode());
Func <int, string> randomFileName = (n) =>
new String(
Enumerable.Range(1, n)
.Select(x => fileNameChars[rnd.Next(fileNameChars.Length)])
.ToArray());
string newDir;
DirectoryInfo di;
do
{
newDir = randomFileName(randomDirNameLen);
di = Directory.CreateDirectory(UploadsFolder + newDir);
} while (di.CreationTime.AddSeconds(10) < DateTime.Now);
string root = UploadsFolder + newDir + @"\";
var provider = new MultipartFormDataStreamProvider(root);
await request.Content.ReadAsMultipartAsync(provider);
MultipartFileData file = provider.FileData.First();
if (file == null)
{
return(BadRequest("Not file in input"));
}
var originalName = file.Headers.ContentDisposition.FileName;
var newName = randomFileName(10) + Path.GetExtension(originalName);
var newLocalName = UploadsFolder + newDir + @"\" + newName;
File.Move(file.LocalFileName, newLocalName);
var userFile = new UserFile
{
UserId = CurrentUser.UserId,
FilePath = newDir + @"/" + newName,
FileSize = (int)new System.IO.FileInfo(newLocalName).Length,
State = UserFileState.JustUploaded,
DateCreate = DateTime.Now,
ServerId = 1
};
var addedFile = await userFileRepository.SaveInstance(userFile);
answer.FileId.Add(addedFile.UserFileId);
forHash = forHash + addedFile.UserFileId.ToString() + addedFile.FileSize.ToString();
answer.Hash = forHash.GetHashCode();
return(Ok(answer));
}
