From 3e4b094921dddfe10f6ee5f73eb1b917381c2c30 Mon Sep 17 00:00:00 2001
From: Teravus Ovares
Date: Fri, 14 Nov 2008 14:42:00 +0000
Subject: * Implements terrain raw upload.  You can now upload your .raw
 terrain files using the Estate Tools. * Could this be extended in the future
 to support .oar uploads too?  Only time will tell!

---
 .../World/Estate/EstateTerrainXferHandler.cs       | 129 +++++++++++++++++++++
 1 file changed, 129 insertions(+)
 create mode 100644 OpenSim/Region/Environment/Modules/World/Estate/EstateTerrainXferHandler.cs

(limited to 'OpenSim/Region/Environment/Modules/World/Estate/EstateTerrainXferHandler.cs')

diff --git a/OpenSim/Region/Environment/Modules/World/Estate/EstateTerrainXferHandler.cs b/OpenSim/Region/Environment/Modules/World/Estate/EstateTerrainXferHandler.cs
new file mode 100644
index 0000000..3ee633e
--- /dev/null
+++ b/OpenSim/Region/Environment/Modules/World/Estate/EstateTerrainXferHandler.cs
@@ -0,0 +1,129 @@
+/*
+ * 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 OpenSim 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;
+using System.IO;
+using System.Reflection;
+using log4net;
+using OpenMetaverse;
+using OpenSim.Framework;
+using OpenSim.Framework.Communications.Cache;
+using OpenSim.Region.Environment.Scenes;
+
+
+namespace OpenSim.Region.Environment.Modules.World.Estate
+{
+    
+    public class EstateTerrainXferHandler
+    {
+        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+
+        private AssetBase m_asset;
+        
+        public delegate void TerrainUploadComplete(string name, byte[] filedata, IClientAPI remoteClient);
+
+        public event TerrainUploadComplete TerrainUploadDone;
+
+        private string m_description = String.Empty;
+        private string m_name = String.Empty;
+        private UUID TransactionID = UUID.Zero;
+        private sbyte type = 0;
+        
+        public ulong mXferID;
+        private TerrainUploadComplete handlerTerrainUploadDone;
+
+
+
+        public EstateTerrainXferHandler(IClientAPI pRemoteClient, string pClientFilename)
+        {
+            
+            m_asset = new AssetBase();
+            m_asset.FullID = UUID.Zero;
+            m_asset.Type = type;
+            m_asset.Data = new byte[0];
+            m_asset.Name = pClientFilename;
+            m_asset.Description = "empty";
+            m_asset.Local = true;
+            m_asset.Temporary = true;
+
+        }
+
+        public ulong XferID
+        {
+            get { return mXferID; }
+        }
+
+        public void RequestStartXfer(IClientAPI pRemoteClient)
+        {
+            mXferID = Util.GetNextXferID();
+            pRemoteClient.SendXferRequest(mXferID, m_asset.Type, m_asset.FullID, 0, Utils.StringToBytes(m_asset.Name));
+        }
+
+        /// <summary>
+        /// Process transfer data received from the client.
+        /// </summary>
+        /// <param name="xferID"></param>
+        /// <param name="packetID"></param>
+        /// <param name="data"></param>       
+        public void XferReceive(IClientAPI remoteClient, ulong xferID, uint packetID, byte[] data)
+        {
+            if (mXferID == xferID)
+            {
+                if (m_asset.Data.Length > 1)
+                {
+                    byte[] destinationArray = new byte[m_asset.Data.Length + data.Length];
+                    Array.Copy(m_asset.Data, 0, destinationArray, 0, m_asset.Data.Length);
+                    Array.Copy(data, 0, destinationArray, m_asset.Data.Length, data.Length);
+                    m_asset.Data = destinationArray;
+                }
+                else
+                {
+                    byte[] buffer2 = new byte[data.Length - 4];
+                    Array.Copy(data, 4, buffer2, 0, data.Length - 4);
+                    m_asset.Data = buffer2;
+                }
+
+                remoteClient.SendConfirmXfer(xferID, packetID);
+
+                if ((packetID & 0x80000000) != 0)
+                {
+                    SendCompleteMessage(remoteClient);
+                    
+                }
+            }
+        }
+
+        public void SendCompleteMessage(IClientAPI remoteClient)
+        {
+            handlerTerrainUploadDone = TerrainUploadDone;
+            if (handlerTerrainUploadDone != null)
+            {
+                handlerTerrainUploadDone(m_asset.Name,m_asset.Data, remoteClient);
+            }
+        }
+    }
+}
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