Пример #1
0
        /// <summary>
        /// Just after the request has arrives on the server
        /// </summary>
        /// <param name="request"></param>
        /// <param name="channel"></param>
        /// <param name="instanceContext"></param>
        /// <returns></returns>
        public object AfterReceiveRequest(ref Message request, IClientChannel channel, InstanceContext instanceContext)
        {
            if (IsNeedToAppendHeader(request))
            {
                // Read the custom context data from the headers
                ServiceHeader header = CustomHeader.ReadHeader(request);

                if (header == null)
                {
                    throw new FaultException("The request is invalid. Authorization header could not be found.");
                }

                if (string.IsNullOrWhiteSpace(header.UserToken))
                {
                    throw new FaultException("Authorization token value could not be found in service header.");
                }

                //check if supplied header and current service session ID matches
                //if not then throw the exception
                if (!OperationContext.Current.SessionId.Equals(header.UserToken, StringComparison.OrdinalIgnoreCase))
                {
                    throw new FaultException("Invalid User token.");
                }
            }

            return(null);
        }
Пример #2
0
        /// <summary>
        ///  Just before the response leaves the server
        /// </summary>
        /// <param name="request"></param>
        /// <param name="channel"></param>
        /// <returns></returns>
        public object BeforeSendRequest(ref Message request, IClientChannel channel)
        {
            var actionName = request.Headers.Action.Substring(request.Headers.Action.LastIndexOf("/", StringComparison.OrdinalIgnoreCase) + 1);

            //if action name is login then allow the request to the service
            if (actionName.Equals("validatelogin", StringComparison.OrdinalIgnoreCase))
            {
                return(null);
            }

            ServiceHeader customData = new ServiceHeader();

            customData.UserToken = ClientContext.UserToken;

            CustomHeader header = new CustomHeader(customData);

            request.Headers.Add(header);

            return(request);
        }
Пример #3
0
        public static ServiceHeader ReadHeader(Message request)
        {
            int headerPosition = request.Headers.FindHeader(CUSTOM_HEADER_NAME, CUSTOM_HEADER_NAMESPACE);

            if (headerPosition == -1)
            {
                return(null);
            }

            MessageHeaderInfo headerInfo = request.Headers[headerPosition];

            XmlNode[] content = request.Headers.GetHeader <XmlNode[]>(headerPosition);

            string text = content[0].InnerText;

            XmlSerializer deserializer = new XmlSerializer(typeof(ServiceHeader));
            TextReader    textReader   = new StringReader(text);
            ServiceHeader customData   = (ServiceHeader)deserializer.Deserialize(textReader);

            textReader.Close();

            return(customData);
        }
Пример #4
0
 public CustomHeader(ServiceHeader customData)
 {
     _customData = customData;
 }