public async Task <BlobResponseModel> GetReferenceAsync([FromUri] string accountName, [FromUri] string containerName, [FromUri] string name)
{
var container = await CheckAccessKey(accountName, containerName);
var blob = await _blobDbCommand.GetAttributesAsync(container, name);
if (blob != null)
{
return(Mapper.Map <BlobResponseModel>(blob));
}
blob = container.CreateBlobAttributes(name);
blob.Properties.ContentType = MimeMapping.GetMimeMapping(name);
blob.Properties.ContentDisposition = "attachment";
return(Mapper.Map <BlobResponseModel>(blob));
}
public async Task <Storage> GetStorageAsync(BlobAttributes blobAttributes, CancellationToken cancellationToken)
{
var blobDbCommand = new BlobDbCommand(ConnectionString);
var target =
await
blobDbCommand.GetAttributesAsync(blobAttributes.Id, cancellationToken).ConfigureAwait(false);
if (target != null && target.Storage != null && target.Storage != Storage.None)
{
return(target.Storage);
}
var account = blobAttributes.Container.Account;
if (account.StorageType == StorageType.Common)
{
return(await GetCommonStorageAsync(blobAttributes, cancellationToken).ConfigureAwait(false));
}
if (!account.Storages.Any() || account.Storages.All(x => x.IsSuspended || x.ThresholdLength == 0))
{
return(Storage.None);
}
var storage = account.Storages.OrderBy(x =>
{
var threshold = x.ThresholdLength * 1.0;
var used = x.UsedLength;
var thisTimeUse = blobAttributes.Properties.Length;
return((used + thisTimeUse) / threshold);
}).First();
return(storage);
}
public async Task <ActionResult> UploadImage(string accountName, string containerName)
{
ViewBag.AccountName = accountName;
ViewBag.ContainerName = containerName;
if (Request.Files.Count == 0)
{
return(View("Upload"));
}
var file = Request.Files[0];
if (file == null)
{
return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
}
if (string.IsNullOrWhiteSpace(file.FileName))
{
return(View("Upload"));
}
var account = await _accountDbCommand.FindByNameAsync(accountName);
if (account == null)
{
return(HttpNotFound());
}
if (account.Owner != User.Identity.Name)
{
return(new HttpUnauthorizedResult());
}
var container = await _containerDbCommand.FindAsync(account, containerName);
if (container == null)
{
return(HttpNotFound());
}
var image = new byte[file.ContentLength];
var fileName = new FileInfo(file.FileName).Name;
var contentType = MimeMapping.GetMimeMapping(fileName);
await file.InputStream.ReadAsync(image, 0, file.ContentLength);
var attributes = await _blobDbCommand.GetAttributesAsync(container, fileName);
Blob blob;
if (attributes != null)
{
blob = new Blob(attributes)
{
Image = image,
Properties =
{
ContentType = contentType,
LastModifiedUtcDateTime = DateTime.UtcNow,
Length = file.ContentLength
},
};
}
else
{
blob = new Blob(container.CreateBlobAttributes(fileName))
{
Image = image,
Properties =
{
ContentType = contentType,
LastModifiedUtcDateTime = DateTime.UtcNow,
Length = file.ContentLength
},
};
}
await _blobDbCommand.SaveAsync(blob);
return(RedirectToAction("Index"));
}