public ActionResult Create(DatasetViewModel datasetViewModel) { if (ModelState.IsValid) { string currentUserId = User.Identity.GetUserId(); ApplicationUser currentUser = db.Users.FirstOrDefault(y => y.Id == currentUserId); // Prepare metadata file byte[] metadataFileBytes = datasetService.CreateMetadataFile(datasetViewModel.TemporalPropertyID, datasetViewModel.TemporalPropertyName, datasetViewModel.Description); string datasetPath = datasetService.getPath(id); // Create Dataset model Dataset dataset = datasetService.CreateDatasetFromDatasetViewModel(datasetViewModel, id, currentUser, metadataFileBytes, datasetPath); dataset.Size = ((double)Request.Files["datasetFile"].ContentLength / 1024) / 1024; Stream s = Request.Files["datasetFile"].InputStream; BinaryReader br = new BinaryReader(s); byte[] file = br.ReadBytes((Int32)s.Length); dataset.DatasetFile = file; //Save dataset's information in database datasetRepository.Add(dataset); datasetRepository.SaveChanges(); return(RedirectToAction("Index")); } return(Json(new { success = false })); }