public override ServiceContextInfo GetServiceContextInfo()
{
var windowsIdentity = System.Security.Principal.WindowsIdentity.GetCurrent();
var contextinfo = new DefaultServiceContextInfo()
{
ClientIp = System.Environment.MachineName
};
if (windowsIdentity != null)
{
contextinfo.UserId = windowsIdentity.Name;
}
return(contextinfo);
}
public object BeforeSendRequest(ref Message request, IClientChannel channel)
{
if (request == null)
{
throw new ArgumentNullException("request");
}
// Service Runtime'a gececek olan kullanici, ip vs. gibi degerler bir header olarak request'e eklenecek.
MessageBuffer buffer = request.CreateBufferedCopy(request.ToString().Length);
Message tRequest = buffer.CreateMessage();
ServiceContextInfo contextInfo = null;
var containsMessageHeader = false;
if (OperationContext.Current != null && OperationContext.Current.IncomingMessageHeaders != null)
{
int contextHeaderIndex = OperationContext.Current.IncomingMessageHeaders.FindHeader(ServiceBase.ContextDataKey, ServiceBase.ContextDataNamespaceKey);
if (contextHeaderIndex >= 0)
{
//contextInfo = OperationContext.Current.IncomingMessageHeaders.GetHeader<DefaultServiceContextInfo>(contextHeaderIndex);
var typeFinder = EngineContext.Current.Resolve <ITypeFinder>();
var contextInfos = typeFinder.FindClassesOfType <ServiceContextInfo>().ToList();
var currentContextInfo = contextInfos.Count() == 1
? contextInfos[0]
: contextInfos.FirstOrDefault(
t => !(t == typeof(DefaultServiceContextInfo)));
using (XmlDictionaryReader reader = OperationContext.Current.IncomingMessageHeaders.GetReaderAtHeader(contextHeaderIndex))
{
MessageHeaderInfo headerInfo = OperationContext.Current.IncomingMessageHeaders[contextHeaderIndex];
var serializer = new DataContractSerializer(currentContextInfo.UnderlyingSystemType, headerInfo.Name, headerInfo.Namespace, null, int.MaxValue, false, false, null);
contextInfo = serializer.ReadObject(reader) as ServiceContextInfo;
}
containsMessageHeader = true;
}
}
if (!containsMessageHeader)
{
if (_currentContextInfoProviderType == null)
{
var typeFinder = EngineContext.Current.Resolve <ITypeFinder>();
var contextInfoProviders = typeFinder.FindClassesOfType <ServiceContextInfoProvider>().ToList();
_currentContextInfoProviderType = contextInfoProviders.Count() == 1
? contextInfoProviders[0]
: contextInfoProviders.FirstOrDefault(
t => !(t == typeof(DefaultServiceContextInfoProvider)));
}
if (_currentContextInfoProviderType == null)
{
_currentContextInfoProviderType = typeof(DefaultServiceContextInfoProvider);
}
var contextInfoProvider =
Activator.CreateInstance(_currentContextInfoProviderType) as ServiceContextInfoProvider;
if (contextInfoProvider != null)
{
contextInfo = contextInfoProvider.GetServiceContextInfo();
}
if (contextInfo == null) //default
{
contextInfo = new DefaultServiceContextInfo();
}
contextInfo.ClientIp = "127.0.0.1";
}
MessageHeader header = null;
// ---------------------------------------------------------------------------------------------------------------------------------
header = MessageHeader.CreateHeader(ServiceBase.ContextDataKey, ServiceBase.ContextDataNamespaceKey, contextInfo);
tRequest.Headers.Add(header);
ClientComputerInfo clientcomputerInfo = null;
containsMessageHeader = false;
if (OperationContext.Current != null && OperationContext.Current.IncomingMessageHeaders != null)
{
int contextHeaderIndex = OperationContext.Current.IncomingMessageHeaders.FindHeader(ServiceBase.ClientComputerInfoKey, ServiceBase.ClientComputerInfoNamespaceKey);
if (contextHeaderIndex >= 0)
{
clientcomputerInfo = OperationContext.Current.IncomingMessageHeaders.GetHeader <ClientComputerInfo>(contextHeaderIndex);
containsMessageHeader = true;
}
}
if (!containsMessageHeader)
{
//istek yapilan yerde bu kullanilacak
clientcomputerInfo = new ClientComputerInfo()
{
ClientComputerName = System.Net.Dns.GetHostName(),
ClientComputerIpAddress = ServiceBase.GetLocalIPAddress()
};
}
header = MessageHeader.CreateHeader(ServiceBase.ClientComputerInfoKey, ServiceBase.ClientComputerInfoNamespaceKey, clientcomputerInfo);
tRequest.Headers.Add(header);
request = tRequest;
buffer.Close();
return(null);
}
