3 files changed, 44 insertions, 29 deletions

diff --git a/OpenSim/Region/CoreModules/Avatar/Friends/FriendsModule.cs b/OpenSim/Region/CoreModules/Avatar/Friends/FriendsModule.cs
index 0c81f44..0050653 100644
--- a/OpenSim/Region/CoreModules/Avatar/Friends/FriendsModule.cs
+++ b/OpenSim/Region/CoreModules/Avatar/Friends/FriendsModule.cs
@@ -111,10 +111,12 @@ namespace OpenSim.Region.CoreModules.Avatar.Friends
 
         protected IGridService GridService
         {
-            get
-            {
-                return m_Scenes[0].GridService;
-            }
+            get { return m_Scenes[0].GridService; }
+        }
+
+        public IUserAccountService UserAccountService
+        {
+            get { return m_Scenes[0].UserAccountService; }
         }
 
         public IScene Scene
@@ -220,33 +222,37 @@ namespace OpenSim.Region.CoreModules.Avatar.Friends
 
             client.OnLogout += OnLogout;
 
-            if (m_Friends.ContainsKey(client.AgentId))
+            lock (m_Friends)
             {
-                m_Friends[client.AgentId].Refcount++;
-                return;
-            }
+                if (m_Friends.ContainsKey(client.AgentId))
+                {
+                    m_Friends[client.AgentId].Refcount++;
+                    return;
+                }
 
-            UserFriendData newFriends = new UserFriendData();
+                UserFriendData newFriends = new UserFriendData();
 
-            newFriends.PrincipalID = client.AgentId;
-            newFriends.Friends = m_FriendsService.GetFriends(client.AgentId);
-            newFriends.Refcount = 1;
-            newFriends.RegionID = UUID.Zero;
+                newFriends.PrincipalID = client.AgentId;
+                newFriends.Friends = m_FriendsService.GetFriends(client.AgentId);
+                newFriends.Refcount = 1;
+                newFriends.RegionID = UUID.Zero;
 
-            m_Friends.Add(client.AgentId, newFriends);
+                m_Friends.Add(client.AgentId, newFriends);
+            }
             
             //StatusChange(client.AgentId, true);
         }
 
         private void OnClientClosed(UUID agentID, Scene scene)
         {
-            if (m_Friends.ContainsKey(agentID))
-            {
-                if (m_Friends[agentID].Refcount == 1)
-                    m_Friends.Remove(agentID);
-                else
-                    m_Friends[agentID].Refcount--;
-            }
+            lock (m_Friends)
+                if (m_Friends.ContainsKey(agentID))
+                {
+                    if (m_Friends[agentID].Refcount == 1)
+                        m_Friends.Remove(agentID);
+                    else
+                        m_Friends[agentID].Refcount--;
+                }
         }
 
         private void OnLogout(IClientAPI client)
@@ -518,12 +524,13 @@ namespace OpenSim.Region.CoreModules.Avatar.Friends
 
         private void OnApproveFriendRequest(IClientAPI client, UUID agentID, UUID friendID, List<UUID> callingCardFolders)
         {
+            m_log.DebugFormat("[FRIENDS]: {0} accepted friendship from {1}", agentID, friendID);
+            
             FriendsService.StoreFriend(agentID, friendID.ToString(), 1);
             FriendsService.StoreFriend(friendID, agentID.ToString(), 1);
             // update the local cache
             m_Friends[agentID].Friends = FriendsService.GetFriends(agentID);
 
-            m_log.DebugFormat("[FRIENDS]: {0} accepted friendship from {1}", agentID, friendID);
 
             //
             // Notify the friend
@@ -572,7 +579,10 @@ namespace OpenSim.Region.CoreModules.Avatar.Friends
                 if (friendSession != null)
                 {
                     GridRegion region = GridService.GetRegionByUUID(m_Scenes[0].RegionInfo.ScopeID, friendSession.RegionID);
-                    m_FriendsSimConnector.FriendshipDenied(region, agentID, client.Name, friendID);
+                    if (region != null)
+                        m_FriendsSimConnector.FriendshipDenied(region, agentID, client.Name, friendID);
+                    else
+                        m_log.WarnFormat("[FRIENDS]: Could not find region {0} in locating {1}", friendSession.RegionID, friendID);
                 }
             }
         }
diff --git a/OpenSim/Region/CoreModules/Avatar/Friends/FriendsRequestHandler.cs b/OpenSim/Region/CoreModules/Avatar/Friends/FriendsRequestHandler.cs
index 0883c5b..496f2ab 100644
--- a/OpenSim/Region/CoreModules/Avatar/Friends/FriendsRequestHandler.cs
+++ b/OpenSim/Region/CoreModules/Avatar/Friends/FriendsRequestHandler.cs
@@ -35,6 +35,7 @@ using OpenSim.Framework;
 using OpenSim.Server.Base;
 using OpenSim.Framework.Servers.HttpServer;
 using FriendInfo = OpenSim.Services.Interfaces.FriendInfo;
+using OpenSim.Services.Interfaces;
 
 using OpenMetaverse;
 using log4net;
@@ -61,7 +62,7 @@ namespace OpenSim.Region.CoreModules.Avatar.Friends
             sr.Close();
             body = body.Trim();
 
-            m_log.DebugFormat("[XXX]: query String: {0}", body);
+            //m_log.DebugFormat("[XXX]: query String: {0}", body);
 
             try
             {
@@ -115,9 +116,15 @@ namespace OpenSim.Region.CoreModules.Avatar.Friends
             if (!UUID.TryParse(request["ToID"].ToString(), out toID))
                 return FailureResult();
 
-            GridInstantMessage im = new GridInstantMessage(m_FriendsModule.Scene, fromID, "", toID, 
+            UserAccount account = m_FriendsModule.UserAccountService.GetUserAccount(m_FriendsModule.Scene.RegionInfo.ScopeID, fromID);
+            string name = (account == null) ? "Unknown" : account.FirstName + " " + account.LastName;
+
+            GridInstantMessage im = new GridInstantMessage(m_FriendsModule.Scene, fromID, name, toID, 
                 (byte)InstantMessageDialog.FriendshipOffered, message, false, Vector3.Zero);
-            
+
+            // !! HACK
+            im.imSessionID = im.fromAgentID;
+
             if (m_FriendsModule.LocalFriendshipOffered(toID, im))
                 return SuccessResult();
 
diff --git a/OpenSim/Region/CoreModules/ServiceConnectorsOut/UserAccounts/UserAccountCache.cs b/OpenSim/Region/CoreModules/ServiceConnectorsOut/UserAccounts/UserAccountCache.cs
index a355661..e1bc243 100644
--- a/OpenSim/Region/CoreModules/ServiceConnectorsOut/UserAccounts/UserAccountCache.cs
+++ b/OpenSim/Region/CoreModules/ServiceConnectorsOut/UserAccounts/UserAccountCache.cs
@@ -44,10 +44,8 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.UserAccounts
 
         public UserAccountCache()
         {
-            // Warning: the size values are a bit fuzzy. What matters
-            // most for this cache is the count value (128 entries).
             m_UUIDCache = new ExpiringCache<UUID, UserAccount>();
-            m_NameCache = new ExpiringCache<string, UUID>(); // this one is unbound
+            m_NameCache = new ExpiringCache<string, UUID>(); 
         }
 
         public void Cache(UUID userID, UserAccount account)