public IHttpActionResult Upload()
{
var httpRequest = HttpContext.Current.Request;
if (httpRequest.Files.Count > 0)
{
var docfiles = new List <string>();
foreach (string file in httpRequest.Files)
{
var postedFile = httpRequest.Files[file];
if (postedFile == null)
{
return(BadRequest());
}
var uploadedMedia = new UploadedMedia();
uploadedMedia.FileName = postedFile.FileName;
uploadedMedia.Length = postedFile.ContentLength;
uploadedMedia.ContentType = postedFile.ContentType;
using (var reader = new System.IO.BinaryReader(postedFile.InputStream))
{
uploadedMedia.Stream = reader.ReadBytes(postedFile.ContentLength);
}
this._mediaUploadService.Process(uploadedMedia, NZDataClassification.Unspecified);
}
}
else
{
return(BadRequest());
}
return(Ok());
}
public ActionResult Upload(MediaUpload mediaUpload, HttpPostedFileBase file)
{
try
{
if (file.ContentLength > 0)
{
var uploadedMedia = new UploadedMedia();
uploadedMedia.FileName = file.FileName;
uploadedMedia.Length = file.ContentLength;
uploadedMedia.ContentType = file.ContentType;
using (var reader = new System.IO.BinaryReader(file.InputStream))
{
uploadedMedia.Stream = reader.ReadBytes(file.ContentLength);
}
this._mediaUploadService.Process(uploadedMedia, mediaUpload.DataClassification);
ViewBag.Message = "File Uploaded Successfully!!";
}
else
{
ViewBag.Message = "No file uploaded.";
}
return(View());
}
catch
{
ViewBag.Message = "File upload failed!!";
return(View());
}
}
private void ScanFile(ref UploadedMedia uploadedMedia, ref MediaMetadata mediaMetadata)
{
var scanResults = this._mediaMalwareVerificationService.Validate(uploadedMedia.Stream, uploadedMedia.FileName,
uploadedMedia.ContentType);
mediaMetadata.LatestScanDateTimeUtc = this._universalDateTimeService.NowUtc().UtcDateTime;
mediaMetadata.LatestScanResults = scanResults.LatestScanResults;
mediaMetadata.LatestScanMalwareDetetected = scanResults.LatestScanMalwareDetected;
}
//Service to create a metadata object that describes the uploaded Media file.
public MediaMetadata Create(UploadedMedia uploadedMedia, NZDataClassification dataClassification)
{
var result = new MediaMetadata();
result.ContentSize = uploadedMedia.Length;
result.SourceFileName = uploadedMedia.FileName;
result.DataClassificationFK = dataClassification;
result.ContentHash = uploadedMedia.Stream.GetHashAsString(this._metadataServiceConfiguration.MediaManagementConfiguration.HashType);
result.MimeType = uploadedMedia.ContentType ?? "Unknown";
result.UploadedDateTimeUtc = this._universalDateTimeService.NowUtc().UtcDateTime;
return(result);
}
public ActionResult MediaMetadata(MediaUpload mediaUpload, HttpPostedFileBase file)
{
try
{
if (file.ContentLength > 0)
{
var uploadedMedia = new UploadedMedia();
uploadedMedia.FileName = file.FileName;
uploadedMedia.Length = file.ContentLength;
uploadedMedia.ContentType = file.ContentType;
using (var reader = new System.IO.BinaryReader(file.InputStream))
{
uploadedMedia.Stream = reader.ReadBytes(file.ContentLength);
this._mediaUploadService.Process(uploadedMedia, mediaUpload.DataClassification);
ViewBag.Message = "File Uploaded Successfully!!";
if (StringComparer.InvariantCultureIgnoreCase.Compare(mediaUpload.SomeCustomData,
"Directory") == 0)
{
long check = file.InputStream.Position;
//Rewind:
file.InputStream.Position = 0;
//_studentRawImportService.Do(file.InputStream);
}
//Place Using outside of Do, as it will close the underlying Stream (not good)
}
}
else
{
ViewBag.Message = "No file uploaded.";
}
return(View());
}
catch
{
ViewBag.Message = "File upload failed!!";
return(View());
}
}
public void Process(UploadedMedia uploadedMedia, NZDataClassification dataClassification)
{
//First, build a summary of the uploaded file:
MediaMetadata mediaMetadata =
this._mediaMetadataService.Create(uploadedMedia, dataClassification);
ScanFile(ref uploadedMedia, ref mediaMetadata);
if (mediaMetadata.LatestScanResults == "content.en.language.nsfw")
{
mediaMetadata.LatestScanMalwareDetetected = false;
}
if (mediaMetadata.LatestScanMalwareDetetected.HasValue && mediaMetadata.LatestScanMalwareDetetected.Value == false)
{
//TODO: TO BE REVISITED
mediaMetadata.LocalName = Guid.NewGuid().ToString();
this._storageService.Persist(uploadedMedia.Stream, mediaMetadata.LocalName);
}
this._repositoryService.AddOnCommit(Constants.Db.AppCoreDbContextNames.Core, mediaMetadata);
}
