/// <summary>
/// Inserts the item.
/// </summary>
/// <param name="index">The index.</param>
/// <param name="item">The item.</param>
protected override void InsertItem(int index, TInterface item)
{
ValidateItem(item);
this._dataContext.AttachTo(GetEntitySetName(typeof(TInterface)), item);
this._dataContext.AddLink(this._parent, this._propertyName, item);
MediaRetryPolicy retryPolicy = this._parent.GetMediaContext().MediaServicesClassFactory.GetSaveChangesRetryPolicy();
retryPolicy.ExecuteAction <IMediaDataServiceResponse>(() => _dataContext.SaveChanges());
base.InsertItem(index, item);
}
/// <summary>
/// Sends delete operation to the service and returns. Use Operations collection to get operation's status.
/// </summary>
/// <returns>Operation info that can be used to track the operation.</returns>
public IOperation SendDeleteOperation()
{
if (string.IsNullOrWhiteSpace(Id))
{
throw new InvalidOperationException(Resources.ErrorEntityWithoutId);
}
IMediaDataServiceContext dataContext = GetMediaContext().MediaServicesClassFactory.CreateDataServiceContext();
dataContext.AttachTo(EntitySetName, this);
dataContext.DeleteObject(this);
MediaRetryPolicy retryPolicy = GetMediaContext().MediaServicesClassFactory.GetSaveChangesRetryPolicy(dataContext as IRetryPolicyAdapter);
var response = retryPolicy.ExecuteAction(() => dataContext.SaveChanges());
string operationId = response.Single().Headers[StreamingConstants.OperationIdHeader];
var result = new OperationData
{
ErrorCode = null,
ErrorMessage = null,
Id = operationId,
State = OperationState.InProgress.ToString(),
};
return(result);
}
/// <summary>
/// Sends update request to the service and returns. Use Operations collection to get operation's status.
/// </summary>
/// <returns>Operation info that can be used to track the operation.</returns>
public IOperation SendUpdateOperation()
{
ValidateSettings();
IMediaDataServiceContext dataContext = GetMediaContext().MediaServicesClassFactory.CreateDataServiceContext();
dataContext.AttachTo(EntitySetName, this);
dataContext.UpdateObject(this);
MediaRetryPolicy retryPolicy = GetMediaContext().MediaServicesClassFactory.GetSaveChangesRetryPolicy(dataContext as IRetryPolicyAdapter);
var response = retryPolicy.ExecuteAction(() => dataContext.SaveChanges()).Single();
if (response.StatusCode == (int)HttpStatusCode.NotFound)
{
throw new InvalidOperationException("Entity not found");
}
if (response.StatusCode >= 400)
{
var code = (HttpStatusCode)response.StatusCode;
throw new InvalidOperationException(code.ToString());
}
if (response.StatusCode != (int)HttpStatusCode.Accepted) // synchronous complete
{
Refresh();
return(new OperationData
{
ErrorCode = null,
ErrorMessage = null,
State = OperationState.Succeeded.ToString(),
Id = null
});
}
string operationId = response.Headers[StreamingConstants.OperationIdHeader];
return(new OperationData
{
ErrorCode = null,
ErrorMessage = null,
Id = operationId,
State = OperationState.InProgress.ToString(),
});
}
private ContentKeyData CreateStorageContentKey(AssetData tempAsset, NullableFileEncryption fileEncryption, IMediaDataServiceContext dataContext)
{
// Create the content key.
fileEncryption.Init();
// Encrypt it for delivery to Nimbus.
X509Certificate2 certToUse = ContentKeyCollection.GetCertificateToEncryptContentKey(MediaContext, ContentKeyType.StorageEncryption);
ContentKeyData contentKeyData = ContentKeyBaseCollection.InitializeStorageContentKey(fileEncryption.FileEncryption, certToUse);
dataContext.AddObject(ContentKeyBaseCollection.ContentKeySet, contentKeyData);
MediaRetryPolicy retryPolicy = this.MediaContext.MediaServicesClassFactory.GetSaveChangesRetryPolicy(dataContext as IRetryPolicyAdapter);
retryPolicy.ExecuteAction <IMediaDataServiceResponse>(() => dataContext.SaveChanges());
// Associate it with the asset.
((IAsset)tempAsset).ContentKeys.Add(contentKeyData);
return(contentKeyData);
}
private ContentKeyData CreateStorageContentKey(AssetData tempAsset, NullableFileEncryption fileEncryption, IMediaDataServiceContext dataContext)
{
// Create the content key.
fileEncryption.Init();
// Encrypt it for delivery to Nimbus.
X509Certificate2 certToUse = ContentKeyCollection.GetCertificateToEncryptContentKey(dataContext, ContentKeyType.StorageEncryption);
ContentKeyData contentKeyData = ContentKeyBaseCollection.CreateStorageContentKey(fileEncryption.FileEncryption, certToUse);
dataContext.AddObject(ContentKeyCollection.ContentKeySet, contentKeyData);
MediaRetryPolicy retryPolicy = this.MediaContext.MediaServicesClassFactory.GetSaveChangesRetryPolicy();
retryPolicy.ExecuteAction<IMediaDataServiceResponse>(() => dataContext.SaveChanges());
// Associate it with the asset.
((IAsset) tempAsset).ContentKeys.Add(contentKeyData);
return contentKeyData;
}
