7 files changed, 95 insertions, 10 deletions

diff --git a/OpenSim/Framework/Communications/IUserService.cs b/OpenSim/Framework/Communications/IUserService.cs
index 725225d..15c5a96 100644
--- a/OpenSim/Framework/Communications/IUserService.cs
+++ b/OpenSim/Framework/Communications/IUserService.cs
@@ -98,7 +98,7 @@ namespace OpenSim.Framework.Communications
         /// <param name="friendlistowner">The agent that who's friends list is being updated</param>
         /// <param name="friend">The agent that is getting or loosing permissions</param>
         /// <param name="perms">A uint bit vector for set perms that the friend being added has; 0 = none, 1=This friend can see when they sign on, 2 = map, 4 edit objects </param>
-        void UpdateUserFriendPerms(UUID friendlistowner, UUID friend, uint perms);
+        void UpdateUserFriendPerms(UUID friendlistowner, UUID friend, uint perms);   
 
         /// <summary>
         /// Logs off a user on the user server
@@ -137,9 +137,21 @@ namespace OpenSim.Framework.Communications
         // But since Scenes only have IUserService references, I'm placing it here for now.
         bool VerifySession(UUID userID, UUID sessionID);
 
+        /// <summary>
+        /// Authenticate a user by their password.
+        /// </summary>
+        /// 
+        /// This is used by callers outside the login process that want to
+        /// verify a user who has given their password.
+        ///
+        /// This should probably also be in IAuthentication but is here for the same reasons as VerifySession() is
+        ///
+        /// <param name="userID"></param>
+        /// <param name="password"></param>
+        /// <returns></returns>
+        bool AuthenticateUserByPassword(UUID userID, string password);        
 
         // Temporary Hack until we move everything to the new service model
         void SetInventoryService(IInventoryService invService);
-
     }
 }
diff --git a/OpenSim/Framework/Communications/Tests/Cache/AssetCacheTests.cs b/OpenSim/Framework/Communications/Tests/Cache/AssetCacheTests.cs
index ac0dc6d..a757282 100644
--- a/OpenSim/Framework/Communications/Tests/Cache/AssetCacheTests.cs
+++ b/OpenSim/Framework/Communications/Tests/Cache/AssetCacheTests.cs
@@ -149,6 +149,11 @@ namespace OpenSim.Framework.Communications.Tests
             {
                 throw new NotImplementedException();
             }
+
+            public virtual bool AuthenticateUserByPassword(UUID userID, string password)
+            {
+                throw new NotImplementedException();        
+            }             
         }
     }
 }
diff --git a/OpenSim/Framework/Communications/UserManagerBase.cs b/OpenSim/Framework/Communications/UserManagerBase.cs
index 58174a0..1abd733 100644
--- a/OpenSim/Framework/Communications/UserManagerBase.cs
+++ b/OpenSim/Framework/Communications/UserManagerBase.cs
@@ -44,7 +44,8 @@ namespace OpenSim.Framework.Communications
     /// <summary>
     /// Base class for user management (create, read, etc)
     /// </summary>
-    public abstract class UserManagerBase : IUserService, IUserAdminService, IAvatarService, IMessagingService, IAuthentication
+    public abstract class UserManagerBase 
+        : IUserService, IUserAdminService, IAvatarService, IMessagingService, IAuthentication
     {
         private static readonly ILog m_log
             = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
@@ -93,9 +94,9 @@ namespace OpenSim.Framework.Communications
         public void AddPlugin(string provider, string connect)
         {
             m_plugins.AddRange(DataPluginFactory.LoadDataPlugins<IUserDataPlugin>(provider, connect));
-        }
+        }       
 
-        #region UserProfile
+        #region UserProfile        
         
         public virtual void AddTemporaryUserProfile(UserProfileData userProfile)
         {
@@ -891,7 +892,10 @@ namespace OpenSim.Framework.Communications
 
             if (userProfile != null && userProfile.CurrentAgent != null)
             {
-                m_log.DebugFormat("[USER AUTH]: Verifying session {0} for {1}; current  session {2}", sessionID, userID, userProfile.CurrentAgent.SessionID);
+                m_log.DebugFormat(
+                    "[USER AUTH]: Verifying session {0} for {1}; current  session {2}", 
+                    sessionID, userID, userProfile.CurrentAgent.SessionID);
+                
                 if (userProfile.CurrentAgent.SessionID == sessionID)
                 {
                     return true;
@@ -901,6 +905,26 @@ namespace OpenSim.Framework.Communications
             return false;
         }
 
+        public virtual bool AuthenticateUserByPassword(UUID userID, string password)
+        {
+//            m_log.DebugFormat("[USER AUTH]: Authenticating user {0} given password {1}", userID, password);
+            
+            UserProfileData userProfile = GetUserProfile(userID);
+
+            if (null == userProfile)
+                return false;
+      
+            string md5PasswordHash = Util.Md5Hash(Util.Md5Hash(password) + ":" + userProfile.PasswordSalt);
+
+//            m_log.DebugFormat(
+//                "[USER AUTH]: Submitted hash {0}, stored hash {1}", md5PasswordHash, userProfile.PasswordHash);
+    
+            if (md5PasswordHash == userProfile.PasswordHash)
+                return true;
+            else
+                return false;         
+        }          
+
         #endregion
     }
 }
diff --git a/OpenSim/Framework/RegionInfo.cs b/OpenSim/Framework/RegionInfo.cs
index afd50a9..cee1d4b 100644
--- a/OpenSim/Framework/RegionInfo.cs
+++ b/OpenSim/Framework/RegionInfo.cs
@@ -64,6 +64,13 @@ namespace OpenSim.Framework
         }
         protected string m_serverURI;
 
+        public string RegionName
+        {
+            get { return m_regionName; }
+            set { m_regionName = value; }
+        }
+        protected string m_regionName = String.Empty;
+
         protected bool Allow_Alternate_Ports;
         public bool m_allow_alternate_ports;
         protected string m_externalHostName;
@@ -101,6 +108,7 @@ namespace OpenSim.Framework
 
         public SimpleRegionInfo(RegionInfo ConvertFrom)
         {
+            m_regionName = ConvertFrom.RegionName;
             m_regionLocX = ConvertFrom.RegionLocX;
             m_regionLocY = ConvertFrom.RegionLocY;
             m_internalEndPoint = ConvertFrom.InternalEndPoint;
@@ -284,7 +292,6 @@ namespace OpenSim.Framework
         public UUID originRegionID = UUID.Zero;
         public string proxyUrl = "";
         public int ProxyOffset = 0;
-        public string RegionName = String.Empty;
         public string regionSecret = UUID.Random().ToString();
         
         public string osSecret;
diff --git a/OpenSim/Framework/Servers/HttpServer/BaseHttpServer.cs b/OpenSim/Framework/Servers/HttpServer/BaseHttpServer.cs
index db87958..01990fa 100644
--- a/OpenSim/Framework/Servers/HttpServer/BaseHttpServer.cs
+++ b/OpenSim/Framework/Servers/HttpServer/BaseHttpServer.cs
@@ -736,8 +736,11 @@ namespace OpenSim.Framework.Servers.HttpServer
                     else
                     {
                         xmlRpcResponse = new XmlRpcResponse();
+                        
                         // Code set in accordance with http://xmlrpc-epi.sourceforge.net/specs/rfc.fault_codes.php
-                        xmlRpcResponse.SetFault(-32601, String.Format("Requested method [{0}] not found", methodName));
+                        xmlRpcResponse.SetFault(
+                            XmlRpcErrorCodes.SERVER_ERROR_METHOD, 
+                            String.Format("Requested method [{0}] not found", methodName));
                     }
 
                     responseString = XmlRpcResponseSerializer.Singleton.Serialize(xmlRpcResponse);
@@ -757,6 +760,7 @@ namespace OpenSim.Framework.Servers.HttpServer
                     response.SendChunked = false;
                     response.ContentLength64 = buf.Length;
                     response.ContentEncoding = Encoding.UTF8;
+                    
                     try
                     {
                         response.OutputStream.Write(buf, 0, buf.Length);
diff --git a/OpenSim/Framework/Servers/HttpServer/SynchronousRestFormsRequester.cs b/OpenSim/Framework/Servers/HttpServer/SynchronousRestFormsRequester.cs
index 0f0c790..ebb2691 100644
--- a/OpenSim/Framework/Servers/HttpServer/SynchronousRestFormsRequester.cs
+++ b/OpenSim/Framework/Servers/HttpServer/SynchronousRestFormsRequester.cs
@@ -56,14 +56,14 @@ namespace OpenSim.Framework.Servers.HttpServer
                 request.ContentType = "text/www-form-urlencoded";
 
                 MemoryStream buffer = new MemoryStream();
-
+                int length = 0;
                 using (StreamWriter writer = new StreamWriter(buffer))
                 {
                     writer.WriteLine(obj);
                     writer.Flush();
+                    length = (int)buffer.Length;
                 }
 
-                int length = (int) buffer.Length;
                 request.ContentLength = length;
 
                 Stream requestStream = request.GetRequestStream();
diff --git a/OpenSim/Framework/Util.cs b/OpenSim/Framework/Util.cs
index 58344f3..45b5a10 100644
--- a/OpenSim/Framework/Util.cs
+++ b/OpenSim/Framework/Util.cs
@@ -70,6 +70,39 @@ namespace OpenSim.Framework
         public static readonly Regex UUIDPattern 
             = new Regex("^[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12}$");
         
+        /// <summary>
+        /// Linear interpolates B<->C using percent A
+        /// </summary>
+        /// <param name="a"></param>
+        /// <param name="b"></param>
+        /// <param name="c"></param>
+        /// <returns></returns>
+        public static double lerp(double a, double b, double c)
+        {
+            return (b*a) + (c*(1 - a));
+        }
+
+        /// <summary>
+        /// Bilinear Interpolate, see Lerp but for 2D using 'percents' X & Y.
+        /// Layout:
+        ///     A B
+        ///     C D
+        /// A<->C = Y
+        /// C<->D = X
+        /// </summary>
+        /// <param name="x"></param>
+        /// <param name="y"></param>
+        /// <param name="a"></param>
+        /// <param name="b"></param>
+        /// <param name="c"></param>
+        /// <param name="d"></param>
+        /// <returns></returns>
+        public static double lerp2D(double x, double y, double a, double b, double c, double d)
+        {
+            return lerp(y, lerp(x, a, b), lerp(x, c, d));
+        }
+
+
         /// <value>
         /// Well known UUID for the blank texture used in the Linden SL viewer version 1.20 (and hopefully onwards) 
         /// </value>