1 files changed, 85 insertions, 0 deletions

diff --git a/OpenSim/Framework/Servers/HttpServer/BaseStreamHandler.cs b/OpenSim/Framework/Servers/HttpServer/BaseStreamHandler.cs
new file mode 100644
index 0000000..41aa19b
--- /dev/null
+++ b/OpenSim/Framework/Servers/HttpServer/BaseStreamHandler.cs
@@ -0,0 +1,85 @@
+/*
+ * Copyright (c) Contributors, http://opensimulator.org/
+ * See CONTRIBUTORS.TXT for a full list of copyright holders.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in the
+ *       documentation and/or other materials provided with the distribution.
+ *     * Neither the name of the OpenSimulator Project nor the
+ *       names of its contributors may be used to endorse or promote products
+ *       derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+using System.IO;
+using System.Net;
+using OpenSim.Framework.ServiceAuth;
+
+namespace OpenSim.Framework.Servers.HttpServer
+{
+    /// <summary>
+    /// Base streamed request handler.
+    /// </summary>
+    /// <remarks>
+    /// Inheriting classes should override ProcessRequest() rather than Handle()
+    /// </remarks>
+    public abstract class BaseStreamHandler : BaseRequestHandler, IStreamedRequestHandler
+    {
+        protected IServiceAuth m_Auth;
+
+        protected BaseStreamHandler(string httpMethod, string path) : this(httpMethod, path, null, null) { }
+
+        protected BaseStreamHandler(string httpMethod, string path, string name, string description)
+            : base(httpMethod, path, name, description) {}
+
+        protected BaseStreamHandler(string httpMethod, string path, IServiceAuth auth)
+            : base(httpMethod, path, null, null) 
+        {
+            m_Auth = auth;
+        }
+
+        public virtual byte[] Handle(
+            string path, Stream request, IOSHttpRequest httpRequest, IOSHttpResponse httpResponse)
+        {
+            RequestsReceived++;
+
+            if (m_Auth != null)
+            {
+                HttpStatusCode statusCode;
+
+                if (!m_Auth.Authenticate(httpRequest.Headers, httpResponse.AddHeader, out statusCode))
+                {                
+                    httpResponse.StatusCode = (int)statusCode;
+                    httpResponse.ContentType = "text/plain";
+                    return new byte[0];
+                }
+            }
+
+            byte[] result = ProcessRequest(path, request, httpRequest, httpResponse);
+
+            RequestsHandled++;
+
+            return result;
+        }
+
+        protected virtual byte[] ProcessRequest(
+            string path, Stream request, IOSHttpRequest httpRequest, IOSHttpResponse httpResponse)
+        {
+            return null;
+        }
+    }
+}
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