99 lines
3.6 KiB
C#
99 lines
3.6 KiB
C#
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namespace Nwc.XmlRpc
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{
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using System;
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using System.Xml;
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using System.Net.Sockets;
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/// <summary>The class is a container of the context of an XML-RPC dialog on the server side.</summary>
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/// <remarks>Instances of this class maintain the context for an individual XML-RPC server
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/// side dialog. Namely they manage an inbound deserializer and an outbound serializer. </remarks>
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public class XmlRpcResponder
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{
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private XmlRpcRequestDeserializer _deserializer = new XmlRpcRequestDeserializer();
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private XmlRpcResponseSerializer _serializer = new XmlRpcResponseSerializer();
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private XmlRpcServer _server;
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private TcpClient _client;
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private SimpleHttpRequest _httpReq;
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/// <summary>The SimpleHttpRequest based on the TcpClient.</summary>
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public SimpleHttpRequest HttpReq
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{
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get { return _httpReq; }
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}
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/// <summary>Basic constructor.</summary>
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/// <param name="server">XmlRpcServer that this XmlRpcResponder services.</param>
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/// <param name="client">TcpClient with the connection.</param>
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public XmlRpcResponder(XmlRpcServer server, TcpClient client)
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{
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_server = server;
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_client = client;
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_httpReq = new SimpleHttpRequest(_client);
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}
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/// <summary>Call close to insure proper shutdown.</summary>
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~XmlRpcResponder()
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{
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Close();
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}
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///<summary>Respond using this responders HttpReq.</summary>
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public void Respond()
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{
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Respond(HttpReq);
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}
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/// <summary>Handle an HTTP request containing an XML-RPC request.</summary>
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/// <remarks>This method deserializes the XML-RPC request, invokes the
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/// described method, serializes the response (or fault) and sends the XML-RPC response
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/// back as a valid HTTP page.
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/// </remarks>
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/// <param name="httpReq"><c>SimpleHttpRequest</c> containing the request.</param>
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public void Respond(SimpleHttpRequest httpReq)
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{
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XmlRpcRequest xmlRpcReq = (XmlRpcRequest)_deserializer.Deserialize(httpReq.Input);
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XmlRpcResponse xmlRpcResp = new XmlRpcResponse();
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try
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{
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xmlRpcResp.Value = _server.Invoke(xmlRpcReq);
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}
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catch (XmlRpcException e)
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{
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xmlRpcResp.SetFault(e.FaultCode, e.FaultString);
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}
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catch (Exception e2)
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{
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xmlRpcResp.SetFault(XmlRpcErrorCodes.APPLICATION_ERROR,
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XmlRpcErrorCodes.APPLICATION_ERROR_MSG + ": " + e2.Message);
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}
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if (Logger.Delegate != null)
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Logger.WriteEntry(xmlRpcResp.ToString(), LogLevel.Information);
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XmlRpcServer.HttpHeader(httpReq.Protocol, "text/xml", 0, " 200 OK", httpReq.Output);
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httpReq.Output.Flush();
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XmlTextWriter xml = new XmlTextWriter(httpReq.Output);
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_serializer.Serialize(xml, xmlRpcResp);
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xml.Flush();
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httpReq.Output.Flush();
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}
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///<summary>Close all contained resources, both the HttpReq and client.</summary>
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public void Close()
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{
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if (_httpReq != null)
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{
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_httpReq.Close();
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_httpReq = null;
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}
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if (_client != null)
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{
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_client.Close();
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_client = null;
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}
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}
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}
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}
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