public JsonResult CommitNewBlob(string container, string identifier, string azureConnectionString, string contentType = null)
{
object returnedObject = null;
BaseException exception = null;
try
{
container.CheckEmptyString("container");
if ((Request.Files?.Count ?? 0) > 0)
{
AzureStorageOperator manager = new AzureStorageOperator(azureConnectionString);
var uriCredential = manager.CreateBlobUploadCredential(container, identifier, 10);
var etag = manager.UploadBinaryStreamByCredentialUri(uriCredential.CredentialUri, Request.Files[0].InputStream, Request.Files[0].ContentType.SafeToString(contentType).SafeToString("application/octet-stream"));
Request.Files[0].InputStream.Close();
returnedObject = new
{
uri = uriCredential.StorageUri,
etag
};
}
else
{
throw new InvalidObjectException("Uploaded File.");
}
}
catch (Exception ex)
{
exception = ex.Handle(new { container, identifier, azureConnectionString });
}
ApiHandlerBase.PackageResponse(this.Response, returnedObject, exception);
return null;
}
/// <summary>
/// Accesses the BLOB.
/// </summary>
/// <param name="container">The container.</param>
/// <param name="identifier">The identifier.</param>
/// <param name="azureConnectionString">The azure connection string.</param>
/// <returns>ActionResult.</returns>
public ActionResult AccessBlob(string container, string identifier, string azureConnectionString)
{
try
{
azureConnectionString.CheckEmptyString("azureConnectionString");
container.CheckEmptyString("container");
identifier.CheckEmptyString("identifier");
AzureStorageOperator manager = new AzureStorageOperator(azureConnectionString);
var credential = manager.CreateBlobDownloadCredential(container, identifier, 10);
return Redirect(credential.CredentialUri);
}
catch (Exception ex)
{
return this.HandleExceptionToPartialView(ex, new { container, azureConnectionString, identifier });
}
}
/// <summary>
/// Queries the BLOB.
/// </summary>
/// <param name="container">The container.</param>
/// <param name="azureConnectionString">The azure connection string.</param>
/// <param name="contentType">Type of the content.</param>
/// <param name="md5">The MD5.</param>
/// <param name="length">The length.</param>
/// <param name="count">The count.</param>
/// <returns>ActionResult.</returns>
public PartialViewResult QueryBlob(string container, string azureConnectionString, string contentType = null, string md5 = null, long? length = null, int? count = null)
{
try
{
azureConnectionString.CheckEmptyString("azureConnectionString");
container.CheckEmptyString("container");
ViewBag.azureConnectionString = azureConnectionString;
AzureStorageOperator manager = new AzureStorageOperator(azureConnectionString);
var items = manager.QueryBinaryBlobByContainer(container, contentType, md5, length, count ?? 100);
return PartialView(GetViewFullPath(Constants.ViewNames.AzureBlobListView), items);
}
catch (Exception ex)
{
return this.HandleExceptionToPartialView(ex, new { container, azureConnectionString, contentType, md5, length, count });
}
}
/// <summary>
/// News the BLOB.
/// </summary>
/// <param name="azureConnectionString">The azure connection string.</param>
/// <returns>ActionResult.</returns>
public ActionResult NewBlob(string azureConnectionString)
{
if (string.IsNullOrWhiteSpace(azureConnectionString))
{
return this.HttpNotFound();
}
else
{
try
{
AzureStorageOperator manager = new AzureStorageOperator(azureConnectionString);
ViewBag.azureConnectionString = azureConnectionString;
return View(GetViewFullPath(Constants.ViewNames.AzureBlobNewItemView), manager.GetContainers().ToList());
}
catch (Exception ex)
{
return this.HandleExceptionToRedirection(ex, azureConnectionString);
}
}
}
/// <summary>
/// Gets the BLOB container.
/// </summary>
/// <param name="azureConnectionString">The azure connection string.</param>
/// <returns>JsonResult.</returns>
public JsonResult GetBlobContainer(string azureConnectionString)
{
List<string> containers = null;
try
{
azureConnectionString.CheckEmptyString("azureConnectionString");
AzureStorageOperator manager = new AzureStorageOperator(azureConnectionString);
containers = manager.GetContainers().ToList();
}
catch
{
containers = new List<string>();
}
return Json(containers);
}
/// <summary>
/// Deletes the BLOB.
/// </summary>
/// <param name="container">The container.</param>
/// <param name="identifier">The identifier.</param>
/// <param name="azureConnectionString">The azure connection string.</param>
/// <returns>System.Web.Mvc.JsonResult.</returns>
public JsonResult DeleteBlob(string container, string identifier, string azureConnectionString)
{
object returnedObject = null;
BaseException exception = null;
try
{
container.CheckEmptyString("container");
identifier.CheckEmptyString("identifier");
AzureStorageOperator manager = new AzureStorageOperator(azureConnectionString);
manager.DeleteBlob(new BinaryStorageIdentifier
{
Container = container,
Identifier = identifier
});
returnedObject = string.Empty;
}
catch (Exception ex)
{
exception = ex.Handle(new
{
container,
identifier,
azureConnectionString
});
}
ApiHandlerBase.PackageResponse(this.Response, returnedObject, exception);
return null;
}
/// <summary>
/// Creates the upload credential.
/// </summary>
/// <param name="container">The container.</param>
/// <param name="identifier">The identifier.</param>
/// <param name="azureConnectionString">The azure connection string.</param>
/// <returns>JsonResult.</returns>
public JsonResult CreateUploadCredential(string container, string identifier, string azureConnectionString)
{
object returnedObject = null;
BaseException exception = null;
try
{
container.CheckEmptyString("container");
AzureStorageOperator manager = new AzureStorageOperator(azureConnectionString);
var credential = manager.CreateBlobUploadCredential(container, identifier.SafeToString(Guid.NewGuid().ToString()), 10);
returnedObject = credential;
}
catch (Exception ex)
{
exception = ex.Handle(new { container, identifier, azureConnectionString });
}
ApiHandlerBase.PackageResponse(this.Response, returnedObject, exception);
return null;
}
