* Renamed SLProxy to GridProxy and fixed prebuild config to break it up into library and exe

* Renamed all other examples containing SL to Grid*

git-svn-id: http://libopenmetaverse.googlecode.com/svn/trunk@1977 52acb1d6-8a22-11de-b505-999d5b087335

Programs/GridProxy/XmlRpcCS/SimpleHttpRequest.cs

@@ -0,0 +1,204 @@
+namespace Nwc.XmlRpc
+{
+    using System;
+    using System.IO;
+    using System.Net.Sockets;
+    using System.Collections;
+
+    ///<summary>Very basic HTTP request handler.</summary>
+    ///<remarks>This class is designed to accept a TcpClient and treat it as an HTTP request.
+    /// It will do some basic header parsing and manage the input and output streams associated
+    /// with the request.</remarks>
+    public class SimpleHttpRequest
+    {
+        private String _httpMethod = null;
+        private String _protocol;
+        private String _filePathFile = null;
+        private String _filePathDir = null;
+        private String __filePath;
+        private TcpClient _client;
+        private StreamReader _input;
+        private StreamWriter _output;
+        private Hashtable _headers;
+
+        /// <summary>A constructor which accepts the TcpClient.</summary>
+        /// <remarks>It creates the associated input and output streams, determines the request type,
+        /// and parses the remaining HTTP header.</remarks>
+        /// <param name="client">The <c>TcpClient</c> associated with the HTTP connection.</param>
+        public SimpleHttpRequest(TcpClient client)
+        {
+            _client = client;
+            _output = new StreamWriter(client.GetStream());
+            _input = new StreamReader(client.GetStream());
+            GetRequestMethod();
+            GetRequestHeaders();
+        }
+
+        /// <summary>The output <c>StreamWriter</c> associated with the request.</summary>
+        public StreamWriter Output
+        {
+            get { return _output; }
+        }
+
+        /// <summary>The input <c>StreamReader</c> associated with the request.</summary>
+        public StreamReader Input
+        {
+            get { return _input; }
+        }
+
+        /// <summary>The <c>TcpClient</c> with the request.</summary>
+        public TcpClient Client
+        {
+            get { return _client; }
+        }
+
+        private String _filePath
+        {
+            get { return __filePath; }
+            set
+            {
+                __filePath = value;
+                _filePathDir = null;
+                _filePathFile = null;
+            }
+        }
+
+        /// <summary>The type of HTTP request (i.e. PUT, GET, etc.).</summary>
+        public String HttpMethod
+        {
+            get { return _httpMethod; }
+        }
+
+        /// <summary>The level of the HTTP protocol.</summary>
+        public String Protocol
+        {
+            get { return _protocol; }
+        }
+
+        /// <summary>The "path" which is part of any HTTP request.</summary>
+        public String FilePath
+        {
+            get { return _filePath; }
+        }
+
+        /// <summary>The file portion of the "path" which is part of any HTTP request.</summary>
+        public String FilePathFile
+        {
+            get
+            {
+                if (_filePathFile != null)
+                    return _filePathFile;
+
+                int i = FilePath.LastIndexOf("/");
+
+                if (i == -1)
+                    return "";
+
+                i++;
+                _filePathFile = FilePath.Substring(i, FilePath.Length - i);
+                return _filePathFile;
+            }
+        }
+
+        /// <summary>The directory portion of the "path" which is part of any HTTP request.</summary>
+        public String FilePathDir
+        {
+            get
+            {
+                if (_filePathDir != null)
+                    return _filePathDir;
+
+                int i = FilePath.LastIndexOf("/");
+
+                if (i == -1)
+                    return "";
+
+                i++;
+                _filePathDir = FilePath.Substring(0, i);
+                return _filePathDir;
+            }
+        }
+
+        private void GetRequestMethod()
+        {
+            string req = _input.ReadLine();
+            if (req == null)
+                throw new ApplicationException("Void request.");
+
+            if (0 == String.Compare("GET ", req.Substring(0, 4), true))
+                _httpMethod = "GET";
+            else if (0 == String.Compare("POST ", req.Substring(0, 5), true))
+                _httpMethod = "POST";
+            else
+                throw new InvalidOperationException("Unrecognized method in query: " + req);
+
+            req = req.TrimEnd();
+            int idx = req.IndexOf(' ') + 1;
+            if (idx >= req.Length)
+                throw new ApplicationException("What do you want?");
+
+            string page_protocol = req.Substring(idx);
+            int idx2 = page_protocol.IndexOf(' ');
+            if (idx2 == -1)
+                idx2 = page_protocol.Length;
+
+            _filePath = page_protocol.Substring(0, idx2).Trim();
+            _protocol = page_protocol.Substring(idx2).Trim();
+        }
+
+        private void GetRequestHeaders()
+        {
+            String line;
+            int idx;
+
+            _headers = new Hashtable();
+
+            while ((line = _input.ReadLine()) != "")
+            {
+                if (line == null)
+                {
+                    break;
+                }
+
+                idx = line.IndexOf(':');
+                if (idx == -1 || idx == line.Length - 1)
+                {
+                    Logger.WriteEntry("Malformed header line: " + line, LogLevel.Information);
+                    continue;
+                }
+
+                String key = line.Substring(0, idx);
+                String value = line.Substring(idx + 1);
+
+                try
+                {
+                    _headers.Add(key, value);
+                }
+                catch (Exception)
+                {
+                    Logger.WriteEntry("Duplicate header key in line: " + line, LogLevel.Information);
+                }
+            }
+        }
+
+        /// <summary>
+        /// Format the object contents into a useful string representation.
+        /// </summary>
+        ///<returns><c>String</c> representation of the <c>SimpleHttpRequest</c> as the <i>HttpMethod FilePath Protocol</i>.</returns>
+        override public String ToString()
+        {
+            return HttpMethod + " " + FilePath + " " + Protocol;
+        }
+
+        /// <summary>
+        /// Close the <c>SimpleHttpRequest</c>. This flushes and closes all associated io streams.
+        /// </summary>
+        public void Close()
+        {
+            _output.Flush();
+            _output.Close();
+            _input.Close();
+            _client.Close();
+        }
+    }
+}