public object BeforeCall(string operationName, object[] inputs)
{
if (LogAction == null)
{
return null;
}
try
{
var operationContext = OperationContext.Current;
var securityContext = ServiceSecurityContext.Current;
var remoteEndpoint = OperationContext.Current.IncomingMessageProperties[RemoteEndpointMessageProperty.Name]
as RemoteEndpointMessageProperty;
var operationData = new OperationDetails
{
OperationName = operationName,
Action = operationContext.IncomingMessageHeaders.Action,
ServiceUri = operationContext.Channel.LocalAddress.Uri,
ClientAddress = remoteEndpoint != null ? remoteEndpoint.Address : "",
UserName = securityContext != null ? securityContext.PrimaryIdentity.Name : "",
Identity = securityContext != null ? securityContext.PrimaryIdentity : null,
IsAnonymous = securityContext == null || securityContext.IsAnonymous
};
if (inputs != null)
{
// get parameter names
var parameterInfos = _operationDescription.SyncMethod.GetParameters();
// add enabled parameters
int i = 0;
foreach (var parameterInfo in parameterInfos.Where(x => IsParameterLoggingEnabled(x.Name)))
{
operationData.Parameters.Add(parameterInfo.Name, i < inputs.Length ? inputs[i] : null);
i++;
}
}
LogAction(operationData);
}
catch (Exception e)
{
// logging failed, try notifying the service
var onError = OnError;
if (onError != null)
{
onError(e, string.Format("Operation logging failed for '{0}'", operationName));
}
}
return null;
}
