Merge branch 'master' into careminster

2 files changed, 62 insertions, 20 deletions

diff --git a/OpenSim/Region/CoreModules/World/Estate/EstateManagementModule.cs b/OpenSim/Region/CoreModules/World/Estate/EstateManagementModule.cs
index e3a395e..b1dcb14 100644
--- a/OpenSim/Region/CoreModules/World/Estate/EstateManagementModule.cs
+++ b/OpenSim/Region/CoreModules/World/Estate/EstateManagementModule.cs
@@ -471,20 +471,45 @@ namespace OpenSim.Region.CoreModules.World.Estate
             if (terr != null)
             {
                 m_log.Warn("[CLIENT]: Got Request to Send Terrain in region " + m_scene.RegionInfo.RegionName);
-                if (File.Exists(Util.dataDir() + "/terrain.raw"))
-                {
-                    File.Delete(Util.dataDir() + "/terrain.raw");
-                }
+
                 try
                 {
-                    FileStream input = new FileStream(Util.dataDir() + "/terrain.raw", FileMode.CreateNew);
+
+                    string localfilename = "terrain.raw";
+
+                    if (terrainData.Length == 851968)
+                    {
+                        localfilename = Path.Combine(Util.dataDir(),"terrain.raw"); // It's a .LLRAW
+                    }
+
+                    if (terrainData.Length == 196662) // 24-bit 256x256 Bitmap
+                        localfilename = Path.Combine(Util.dataDir(), "terrain.bmp");
+
+                    if (terrainData.Length == 256 * 256 * 4) // It's a .R32
+                        localfilename = Path.Combine(Util.dataDir(), "terrain.r32");
+
+                    if (terrainData.Length == 256 * 256 * 8) // It's a .R64
+                        localfilename = Path.Combine(Util.dataDir(), "terrain.r64");
+
+                    if (File.Exists(localfilename))
+                    {
+                        File.Delete(localfilename);
+                    }
+
+                    FileStream input = new FileStream(localfilename, FileMode.CreateNew);
                     input.Write(terrainData, 0, terrainData.Length);
                     input.Close();
+
+                    FileInfo x = new FileInfo(localfilename);
+
+                    terr.LoadFromFile(localfilename);
+                    remoteClient.SendAlertMessage("Your terrain was loaded as a ." + x.Extension + " file. It may take a few moments to appear.");
+
                 }
                 catch (IOException e)
                 {
                     m_log.ErrorFormat("[TERRAIN]: Error Saving a terrain file uploaded via the estate tools.  It gave us the following error: {0}", e.ToString());
-                    remoteClient.SendAlertMessage("There was an IO Exception loading your terrain.  Please check free space");
+                    remoteClient.SendAlertMessage("There was an IO Exception loading your terrain.  Please check free space.");
 
                     return;
                 }
@@ -502,29 +527,16 @@ namespace OpenSim.Region.CoreModules.World.Estate
 
                     return;
                 }
-
-
-
-
-                try
-                {
-                    terr.LoadFromFile(Util.dataDir() + "/terrain.raw");
-                    remoteClient.SendAlertMessage("Your terrain was loaded. Give it a minute or two to apply");
-                }
                 catch (Exception e)
                 {
                     m_log.ErrorFormat("[TERRAIN]: Error loading a terrain file uploaded via the estate tools.  It gave us the following error: {0}", e.ToString());
                     remoteClient.SendAlertMessage("There was a general error loading your terrain.  Please fix the terrain file and try again");
                 }
-
             }
             else
             {
                 remoteClient.SendAlertMessage("Unable to apply terrain.  Cannot get an instance of the terrain module");
             }
-
-
-
         }
 
         private void handleUploadTerrain(IClientAPI remote_client, string clientFileName)
diff --git a/OpenSim/Region/CoreModules/World/Terrain/TerrainModule.cs b/OpenSim/Region/CoreModules/World/Terrain/TerrainModule.cs
index ba271fd..a40828b 100644
--- a/OpenSim/Region/CoreModules/World/Terrain/TerrainModule.cs
+++ b/OpenSim/Region/CoreModules/World/Terrain/TerrainModule.cs
@@ -29,6 +29,7 @@ using System;
 using System.Collections.Generic;
 using System.IO;
 using System.Reflection;
+using System.Net;
 using log4net;
 using Nini.Config;
 using OpenMetaverse;
@@ -259,6 +260,16 @@ namespace OpenSim.Region.CoreModules.World.Terrain
         }
 
         /// <summary>
+        /// Loads a terrain file from the specified URI
+        /// </summary>
+        /// <param name="filename">The name of the terrain to load</param>
+        /// <param name="pathToTerrainHeightmap">The URI to the terrain height map</param>
+        public void LoadFromStream(string filename, Uri pathToTerrainHeightmap)
+        {
+            LoadFromStream(filename, URIFetch(pathToTerrainHeightmap));
+        }
+
+        /// <summary>
         /// Loads a terrain file from a stream and installs it in the scene.
         /// </summary>
         /// <param name="filename">Filename to terrain file. Type is determined by extension.</param>
@@ -267,7 +278,7 @@ namespace OpenSim.Region.CoreModules.World.Terrain
         {
             foreach (KeyValuePair<string, ITerrainLoader> loader in m_loaders)
             {
-                if (@filename.EndsWith(loader.Key))
+                if (filename.EndsWith(loader.Key))
                 {
                     lock (m_scene)
                     {
@@ -295,6 +306,25 @@ namespace OpenSim.Region.CoreModules.World.Terrain
             throw new TerrainException(String.Format("unable to load heightmap from file {0}: no loader available for that format", filename));
         }
 
+        private static Stream URIFetch(Uri uri)
+        {
+            HttpWebRequest request = (HttpWebRequest)WebRequest.Create(uri);
+
+            // request.Credentials = credentials;
+
+            request.ContentLength = 0;
+            request.KeepAlive = false;
+
+            WebResponse response = request.GetResponse();
+            Stream file = response.GetResponseStream();
+
+            if (response.ContentLength == 0)
+                throw new Exception(String.Format("{0} returned an empty file", uri.ToString()));
+
+            // return new BufferedStream(file, (int) response.ContentLength);
+            return new BufferedStream(file, 1000000);
+        }
+
         /// <summary>
         /// Modify Land
         /// </summary>