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diff --git a/OpenSim/Services/Connectors/SimianGrid/SimianUserAccountServiceConnector.cs b/OpenSim/Services/Connectors/SimianGrid/SimianUserAccountServiceConnector.cs
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+/*
+ * 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;
+using System.Collections.Generic;
+using System.Collections.Specialized;
+using System.Reflection;
+using OpenSim.Framework;
+using OpenSim.Region.Framework.Interfaces;
+using OpenSim.Region.Framework.Scenes;
+using OpenSim.Services.Interfaces;
+using log4net;
+using Mono.Addins;
+using Nini.Config;
+using OpenMetaverse;
+using OpenMetaverse.StructuredData;
+
+namespace OpenSim.Services.Connectors.SimianGrid
+{
+    /// <summary>
+    /// Connects user account data (creating new users, looking up existing 
+    /// users) to the SimianGrid backend
+    /// </summary>
+    [Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "SimianUserAccountServiceConnector")]
+    public class SimianUserAccountServiceConnector : IUserAccountService, ISharedRegionModule
+    {
+        private const double CACHE_EXPIRATION_SECONDS = 120.0;
+
+        private static readonly ILog m_log =
+                LogManager.GetLogger(
+                MethodBase.GetCurrentMethod().DeclaringType);
+
+        private string m_serverUrl = String.Empty;
+        private ExpiringCache<UUID, UserAccount> m_accountCache = new ExpiringCache<UUID,UserAccount>();
+        private bool m_Enabled;
+
+        #region ISharedRegionModule
+
+        public Type ReplaceableInterface { get { return null; } }
+        public void RegionLoaded(Scene scene) { }
+        public void PostInitialise() { }
+        public void Close() { }
+
+        public SimianUserAccountServiceConnector() { }
+        public string Name { get { return "SimianUserAccountServiceConnector"; } }
+        public void AddRegion(Scene scene) { if (m_Enabled) { scene.RegisterModuleInterface<IUserAccountService>(this); } }
+        public void RemoveRegion(Scene scene) { if (m_Enabled) { scene.UnregisterModuleInterface<IUserAccountService>(this); } }
+
+        #endregion ISharedRegionModule
+
+        public SimianUserAccountServiceConnector(IConfigSource source)
+        {
+            CommonInit(source);
+        }
+
+        public void Initialise(IConfigSource source)
+        {
+            IConfig moduleConfig = source.Configs["Modules"];
+            if (moduleConfig != null)
+            {
+                string name = moduleConfig.GetString("UserAccountServices", "");
+                if (name == Name)
+                    CommonInit(source);
+            }
+        }
+
+        private void CommonInit(IConfigSource source)
+        {
+            IConfig gridConfig = source.Configs["UserAccountService"];
+            if (gridConfig != null)
+            {
+                string serviceUrl = gridConfig.GetString("UserAccountServerURI");
+                if (!String.IsNullOrEmpty(serviceUrl))
+                {
+                    if (!serviceUrl.EndsWith("/") && !serviceUrl.EndsWith("="))
+                        serviceUrl = serviceUrl + '/';
+                    m_serverUrl = serviceUrl;
+                    m_Enabled = true;
+                }
+            }
+
+            if (String.IsNullOrEmpty(m_serverUrl))
+                m_log.Info("[SIMIAN ACCOUNT CONNECTOR]: No UserAccountServerURI specified, disabling connector");
+        }
+
+        public UserAccount GetUserAccount(UUID scopeID, string firstName, string lastName)
+        {
+            NameValueCollection requestArgs = new NameValueCollection
+            {
+                { "RequestMethod", "GetUser" },
+                { "Name", firstName + ' ' + lastName }
+            };
+
+            return GetUser(requestArgs);
+        }
+
+        public UserAccount GetUserAccount(UUID scopeID, string email)
+        {
+            NameValueCollection requestArgs = new NameValueCollection
+            {
+                { "RequestMethod", "GetUser" },
+                { "Email", email }
+            };
+
+            return GetUser(requestArgs);
+        }
+
+        public UserAccount GetUserAccount(UUID scopeID, UUID userID)
+        {
+            // Cache check
+            UserAccount account;
+            if (m_accountCache.TryGetValue(userID, out account))
+                return account;
+
+            NameValueCollection requestArgs = new NameValueCollection
+            {
+                { "RequestMethod", "GetUser" },
+                { "UserID", userID.ToString() }
+            };
+
+            account = GetUser(requestArgs);
+
+            if (account == null)
+            {
+                // Store null responses too, to avoid repeated lookups for missing accounts
+                m_accountCache.AddOrUpdate(userID, null, CACHE_EXPIRATION_SECONDS);
+            }
+
+            return account;
+        }
+
+        public List<UserAccount> GetUserAccounts(UUID scopeID, string query)
+        {
+            List<UserAccount> accounts = new List<UserAccount>();
+
+//            m_log.DebugFormat("[SIMIAN ACCOUNT CONNECTOR]: Searching for user accounts with name query " + query);
+
+            NameValueCollection requestArgs = new NameValueCollection
+            {
+                { "RequestMethod", "GetUsers" },
+                { "NameQuery", query }
+            };
+
+            OSDMap response = SimianGrid.PostToService(m_serverUrl, requestArgs);
+            if (response["Success"].AsBoolean())
+            {
+                OSDArray array = response["Users"] as OSDArray;
+                if (array != null && array.Count > 0)
+                {
+                    for (int i = 0; i < array.Count; i++)
+                    {
+                        UserAccount account = ResponseToUserAccount(array[i] as OSDMap);
+                        if (account != null)
+                            accounts.Add(account);
+                    }
+                }
+                else
+                {
+                    m_log.Warn("[SIMIAN ACCOUNT CONNECTOR]: Account search failed, response data was in an invalid format");
+                }
+            }
+            else
+            {
+                m_log.Warn("[SIMIAN ACCOUNT CONNECTOR]: Failed to search for account data by name " + query);
+            }
+
+            return accounts;
+        }
+
+        public void InvalidateCache(UUID userID)
+        {
+            m_accountCache.Remove(userID);
+        }
+
+        public bool StoreUserAccount(UserAccount data)
+        {
+//            m_log.InfoFormat("[SIMIAN ACCOUNT CONNECTOR]: Storing user account for " + data.Name);
+
+            NameValueCollection requestArgs = new NameValueCollection
+            {
+                { "RequestMethod", "AddUser" },
+                { "UserID", data.PrincipalID.ToString() },
+                { "Name", data.Name },
+                { "Email", data.Email },
+                { "AccessLevel", data.UserLevel.ToString() }
+            };
+
+            OSDMap response = SimianGrid.PostToService(m_serverUrl, requestArgs);
+            
+            if (response["Success"].AsBoolean())
+            {
+                m_log.InfoFormat("[SIMIAN ACCOUNT CONNECTOR]: Storing user account data for " + data.Name);
+
+                requestArgs = new NameValueCollection
+                {
+                    { "RequestMethod", "AddUserData" },
+                    { "UserID", data.PrincipalID.ToString() },
+                    { "CreationDate", data.Created.ToString() },
+                    { "UserFlags", data.UserFlags.ToString() },
+                    { "UserTitle", data.UserTitle }
+                };
+
+                response = SimianGrid.PostToService(m_serverUrl, requestArgs);
+                bool success = response["Success"].AsBoolean();
+
+                if (success)
+                {
+                    // Cache the user account info
+                    m_accountCache.AddOrUpdate(data.PrincipalID, data, CACHE_EXPIRATION_SECONDS);
+                }
+                else
+                {
+                    m_log.Warn("[SIMIAN ACCOUNT CONNECTOR]: Failed to store user account data for " + data.Name + ": " + response["Message"].AsString());
+                }
+
+                return success;
+            }
+            else
+            {
+                m_log.Warn("[SIMIAN ACCOUNT CONNECTOR]: Failed to store user account for " + data.Name + ": " + response["Message"].AsString());
+            }
+
+            return false;
+        }
+
+        /// <summary>
+        /// Helper method for the various ways of retrieving a user account
+        /// </summary>
+        /// <param name="requestArgs">Service query parameters</param>
+        /// <returns>A UserAccount object on success, null on failure</returns>
+        private UserAccount GetUser(NameValueCollection requestArgs)
+        {
+            string lookupValue = (requestArgs.Count > 1) ? requestArgs[1] : "(Unknown)";
+//            m_log.DebugFormat("[SIMIAN ACCOUNT CONNECTOR]: Looking up user account with query: " + lookupValue);
+
+            OSDMap response = SimianGrid.PostToService(m_serverUrl, requestArgs);
+            if (response["Success"].AsBoolean())
+            {
+                OSDMap user = response["User"] as OSDMap;
+                if (user != null)
+                    return ResponseToUserAccount(user);
+                else
+                    m_log.Warn("[SIMIAN ACCOUNT CONNECTOR]: Account search failed, response data was in an invalid format");
+            }
+            else
+            {
+                m_log.Warn("[SIMIAN ACCOUNT CONNECTOR]: Failed to lookup user account with query: " + lookupValue);
+            }
+
+            return null;
+        }
+
+        /// <summary>
+        /// Convert a User object in LLSD format to a UserAccount
+        /// </summary>
+        /// <param name="response">LLSD containing user account data</param>
+        /// <returns>A UserAccount object on success, null on failure</returns>
+        private UserAccount ResponseToUserAccount(OSDMap response)
+        {
+            if (response == null)
+                return null;
+
+            UserAccount account = new UserAccount();
+            account.PrincipalID = response["UserID"].AsUUID();
+            account.Created = response["CreationDate"].AsInteger();
+            account.Email = response["Email"].AsString();
+            account.ServiceURLs = new Dictionary<string, object>(0);
+            account.UserFlags = response["UserFlags"].AsInteger();
+            account.UserLevel = response["AccessLevel"].AsInteger();
+            account.UserTitle = response["UserTitle"].AsString();
+            account.LocalToGrid = true;
+            if (response.ContainsKey("LocalToGrid"))
+                account.LocalToGrid = (response["LocalToGrid"].AsString() == "true" ? true : false);
+                
+            GetFirstLastName(response["Name"].AsString(), out account.FirstName, out account.LastName);
+
+            // Cache the user account info
+            m_accountCache.AddOrUpdate(account.PrincipalID, account, CACHE_EXPIRATION_SECONDS);
+
+            return account;
+        }
+
+        /// <summary>
+        /// Convert a name with a single space in it to a first and last name
+        /// </summary>
+        /// <param name="name">A full name such as "John Doe"</param>
+        /// <param name="firstName">First name</param>
+        /// <param name="lastName">Last name (surname)</param>
+        private static void GetFirstLastName(string name, out string firstName, out string lastName)
+        {
+            if (String.IsNullOrEmpty(name))
+            {
+                firstName = String.Empty;
+                lastName = String.Empty;
+            }
+            else
+            {
+                string[] names = name.Split(' ');
+
+                if (names.Length == 2)
+                {
+                    firstName = names[0];
+                    lastName = names[1];
+                }
+                else
+                {
+                    firstName = String.Empty;
+                    lastName = name;
+                }
+            }
+        }
+    }
+}
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