add SimpleOSDMapHandler, for caps that have just one httpmethod and body should be decoded as OSDMap, so we don't right the same things all pver

OpenSim/Framework/Servers/HttpServer/SimpleOSDMapHandler.cs

@@ -0,0 +1,131 @@
+/*
+ * 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.Net;
+using OpenSim.Framework.ServiceAuth;
+using OpenMetaverse.StructuredData;
+
+namespace OpenSim.Framework.Servers.HttpServer
+{
+    /// <summary>
+    /// simple OSD streamed request handler.
+    /// for well defined simple uri paths, single http method and a OSDMap encoded body
+    /// </summary>
+    /// <remarks>
+    /// Inheriting classes should override ProcessRequest() rather than Handle()
+    /// </remarks>
+    public class SimpleOSDMapHandler : SimpleBaseRequestHandler, ISimpleStreamHandler
+    {
+        protected string m_httMethod;
+        protected IServiceAuth m_Auth;
+        protected SimpleOSDMapMethod m_processRequest;
+
+        public SimpleOSDMapHandler(string httpmethod, string path) : base(path)
+        {
+            m_httMethod = httpmethod.ToUpper();
+        }
+        public SimpleOSDMapHandler(string httpmethod, string path, string name) : base(path, name)
+        {
+            m_httMethod = httpmethod.ToUpper();
+        }
+        public SimpleOSDMapHandler(string httpmethod, string path, SimpleOSDMapMethod processRequest) : base(path)
+        {
+            m_httMethod = httpmethod.ToUpper();
+            m_processRequest = processRequest;
+        }
+        public SimpleOSDMapHandler(string httpmethod, string path, SimpleOSDMapMethod processRequest, string name) : base(path, name)
+        {
+            m_httMethod = httpmethod.ToUpper();
+            m_processRequest = processRequest;
+        }
+
+        public SimpleOSDMapHandler(string httpmethod, string path, IServiceAuth auth) : base(path)
+        {
+            m_httMethod = httpmethod.ToUpper();
+            m_Auth = auth;
+        }
+
+        public SimpleOSDMapHandler(string httpmethod, string path, IServiceAuth auth, SimpleOSDMapMethod processRequest)
+            : base(path)
+        {
+            m_httMethod = httpmethod.ToUpper();
+            m_Auth = auth;
+            m_processRequest = processRequest;
+        }
+
+        public SimpleOSDMapHandler(string httpmethod, string path, IServiceAuth auth, SimpleOSDMapMethod processRequest, string name)
+            : base(path, name)
+        {
+            m_httMethod = httpmethod.ToUpper();
+            m_Auth = auth;
+            m_processRequest = processRequest;
+        }
+
+        public virtual void Handle(IOSHttpRequest httpRequest, IOSHttpResponse httpResponse)
+        {
+            RequestsReceived++;
+            if(httpRequest.HttpMethod != m_httMethod)
+            {
+                httpResponse.StatusCode = (int)HttpStatusCode.NotFound;
+                return;
+            }
+            OSDMap args;
+            try
+            {
+                args = (OSDMap)OSDParser.Deserialize(httpRequest.InputStream);
+            }
+            catch
+            {
+                httpResponse.StatusCode = (int)HttpStatusCode.BadRequest;
+                return;
+            }
+            if (args == null)
+            {
+                httpResponse.StatusCode = (int)HttpStatusCode.BadRequest;
+                return;
+            }
+
+            if (m_Auth != null)
+            {
+                if (!m_Auth.Authenticate(httpRequest.Headers, httpResponse.AddHeader, out HttpStatusCode statusCode))
+                {
+                    httpResponse.StatusCode = (int)statusCode;
+                    return;
+                }
+            }
+            if(m_processRequest != null)
+                m_processRequest(httpRequest, httpResponse, args);
+            else
+                ProcessRequest(httpRequest, httpResponse, args);
+            RequestsHandled++;
+        }
+
+        protected virtual void ProcessRequest(IOSHttpRequest httpRequest, IOSHttpResponse httpResponse, OSDMap args)
+        {
+        }
+    }
+}