public Media GetMediaInstance(IFormFile mediaFile, int userId)
{
byte[] fileBytes;
using (var stream = new MemoryStream())
{
mediaFile.CopyTo(stream);
fileBytes = stream.ToArray();
}
var saveDirectory = ServerHelper.MapPath(ApplicationConfig.MediaDirectory, true);
var fileName = SafeWriteBytesToFile(mediaFile.FileName, saveDirectory, fileBytes);
//file extension and it's type
var fileExtension = _localFileProvider.GetExtension(mediaFile.FileName);
if (!string.IsNullOrEmpty(fileExtension))
{
fileExtension = fileExtension.ToLowerInvariant();
}
var contentType = mediaFile.ContentType;
//an image?
if (string.IsNullOrEmpty(contentType))
{
contentType = PictureUtility.GetContentType(fileExtension);
}
//no? a video?
if (string.IsNullOrEmpty(contentType))
{
contentType = VideoUtility.GetContentType(fileExtension);
}
//no? let it be default one then
if (string.IsNullOrEmpty(contentType))
{
contentType = "application/octet-stream";
}
var media = new Media()
{
MimeType = contentType,
UserId = userId,
Name = mediaFile.FileName,
CreatedOn = DateTime.UtcNow,
SystemName = fileName,
AlternativeText = mediaFile.FileName
};
media.ThumbnailPath = GetPictureUrl(media, 150, 150, true);
media.LocalPath = GetPictureUrl(media, 0, 0, true);
return(media);
}
public IActionResult UploadFile(UploadFileModel uploadFileModel)
{
if (uploadFileModel.ProductId < 1)
{
return(NotFound());
}
var product = _productService.Get(uploadFileModel.ProductId);
if (!product.IsPublic() && !CurrentUser.Can(CapabilitySystemNames.EditProduct))
{
return(NotFound());
}
if (product.ProductAttributes.All(x => x.InputFieldType != InputFieldType.FileUpload))
{
return(R.Fail.With("error", T("The product doesn't accept any uploads")).Result);
}
//guest signin if user is not signed in
ApplicationEngine.GuestSignIn();
var fileBytes = uploadFileModel.MediaFile.GetBytesAsync().Result;
var upload = new Upload()
{
UserId = CurrentUser.Id,
FileBytes = fileBytes,
FileType = uploadFileModel.MediaFile.ContentType,
FileExtension = _localFileProvider.GetExtension(uploadFileModel.MediaFile.FileName),
Guid = Guid.NewGuid().ToString()
};
_uploadService.Insert(upload);
var downloadUrl = ApplicationEngine.RouteUrl(RouteNames.DownloadUploadFile, new { guid = upload.Guid });
return(R.Success.With("guid", upload.Guid).With("url", downloadUrl).Result);
}
