From e5cdba1cb49346308fb0e9699c3a6386b487d97b Mon Sep 17 00:00:00 2001
From: Melanie Thielker
Date: Tue, 19 Aug 2008 15:09:35 +0000
Subject: Fix region crossings and access to inventory after changing regions
 within the same simulator

---
 .../Modules/Avatar/Inventory/InventoryModule.cs    | 28 +++++++++++++++++++---
 OpenSim/Region/Environment/Scenes/Scene.cs         | 17 +++++++++++++
 .../Scenes/SceneCommunicationService.cs            |  5 ++--
 OpenSim/Region/Environment/Scenes/ScenePresence.cs |  7 ++++--
 4 files changed, 50 insertions(+), 7 deletions(-)

(limited to 'OpenSim/Region')

diff --git a/OpenSim/Region/Environment/Modules/Avatar/Inventory/InventoryModule.cs b/OpenSim/Region/Environment/Modules/Avatar/Inventory/InventoryModule.cs
index 03bbaf3..5f0d83d 100644
--- a/OpenSim/Region/Environment/Modules/Avatar/Inventory/InventoryModule.cs
+++ b/OpenSim/Region/Environment/Modules/Avatar/Inventory/InventoryModule.cs
@@ -49,6 +49,7 @@ namespace OpenSim.Region.Environment.Modules.Avatar.Inventory
         private IDictionary<LLUUID, LLUUID> m_pendingOffers = new Dictionary<LLUUID, LLUUID>();
 
         private List<Scene> m_Scenelist = new List<Scene>();
+        private Dictionary<LLUUID, Scene> m_AgentRegions = new Dictionary<LLUUID, Scene>();
 
         #region IRegionModule Members
 
@@ -61,6 +62,7 @@ namespace OpenSim.Region.Environment.Modules.Avatar.Inventory
                 scene.RegisterModuleInterface<IInventoryModule>(this);
 
                 scene.EventManager.OnNewClient += OnNewClient;
+                scene.EventManager.OnClientClosed += ClientLoggedOut;
             }
         }
 
@@ -223,8 +225,28 @@ namespace OpenSim.Region.Environment.Modules.Avatar.Inventory
             }
         }
 
-//        public void TestFunction()
-//        {
-//        }
+        public void SetRootAgentScene(LLUUID agentID, Scene scene)
+        {
+            m_AgentRegions[agentID] = scene;
+        }
+
+        public bool NeedSceneCacheClear(LLUUID agentID, Scene scene)
+        {
+            if (!m_AgentRegions.ContainsKey(agentID))
+                return true;
+
+            if(m_AgentRegions[agentID] == scene)
+            {
+                m_AgentRegions.Remove(agentID);
+                return true;
+            }
+            return false;
+        }
+
+        public void ClientLoggedOut(LLUUID agentID)
+        {
+            if (m_AgentRegions.ContainsKey(agentID))
+                m_AgentRegions.Remove(agentID);
+        }
     }
 }
diff --git a/OpenSim/Region/Environment/Scenes/Scene.cs b/OpenSim/Region/Environment/Scenes/Scene.cs
index 4564cf1..7d55f7e 100644
--- a/OpenSim/Region/Environment/Scenes/Scene.cs
+++ b/OpenSim/Region/Environment/Scenes/Scene.cs
@@ -3860,5 +3860,22 @@ namespace OpenSim.Region.Environment.Scenes
              client.SendLayerData(patchX, patchY, Heightmap.GetFloatsSerialised());
         }
 
+        public void SetRootAgentScene(LLUUID agentID)
+        {
+            IInventoryModule inv = RequestModuleInterface<IInventoryModule>();
+            if(inv == null)
+                return;
+
+            inv.SetRootAgentScene(agentID, this);
+        }
+
+        public bool NeedSceneCacheClear(LLUUID agentID)
+        {
+            IInventoryModule inv = RequestModuleInterface<IInventoryModule>();
+            if(inv == null)
+                return true;
+
+            return inv.NeedSceneCacheClear(agentID, this);
+        }
     }
 }
diff --git a/OpenSim/Region/Environment/Scenes/SceneCommunicationService.cs b/OpenSim/Region/Environment/Scenes/SceneCommunicationService.cs
index adad7d3..f1af15f 100644
--- a/OpenSim/Region/Environment/Scenes/SceneCommunicationService.cs
+++ b/OpenSim/Region/Environment/Scenes/SceneCommunicationService.cs
@@ -653,9 +653,10 @@ namespace OpenSim.Region.Environment.Scenes
                             SendCloseChildAgentConnections(avatar.UUID,avatar.GetKnownRegionList());
                         }
                         // if (teleport success) // seems to be always success here
-                        // the user may change thier profile information in other region,
+                        // the user may change their profile information in other region,
                         // so the userinfo in UserProfileCache is not reliable any more, delete it
-                        m_commsProvider.UserProfileCacheService.RemoveUser(avatar.UUID);
+                        if (avatar.Scene.NeedSceneCacheClear(avatar.UUID))
+                            m_commsProvider.UserProfileCacheService.RemoveUser(avatar.UUID);
                         m_log.InfoFormat("User {0} is going to another region, profile cache removed", avatar.UUID);
                     }
                     else
diff --git a/OpenSim/Region/Environment/Scenes/ScenePresence.cs b/OpenSim/Region/Environment/Scenes/ScenePresence.cs
index 8059a78..706fd61 100644
--- a/OpenSim/Region/Environment/Scenes/ScenePresence.cs
+++ b/OpenSim/Region/Environment/Scenes/ScenePresence.cs
@@ -606,6 +606,8 @@ namespace OpenSim.Region.Environment.Scenes
         /// </summary>
         public void MakeRootAgent(LLVector3 pos, bool isFlying)
         {
+            m_scene.SetRootAgentScene(m_uuid);
+
             IAvatarFactory ava = m_scene.RequestModuleInterface<IAvatarFactory>();
             if (ava != null)
             {
@@ -2010,9 +2012,10 @@ namespace OpenSim.Region.Environment.Scenes
 
                     m_scene.SendKillObject(m_localId);
                     m_scene.NotifyMyCoarseLocationChange();
-                    // the user may change thier profile information in other region,
+                    // the user may change their profile information in other region,
                     // so the userinfo in UserProfileCache is not reliable any more, delete it
-                    m_scene.CommsManager.UserProfileCacheService.RemoveUser(UUID);
+                    if(m_scene.NeedSceneCacheClear(UUID))
+                        m_scene.CommsManager.UserProfileCacheService.RemoveUser(UUID);
                     m_log.InfoFormat("User {0} is going to another region, profile cache removed", UUID);
                 }
                 else
-- 
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