From e33cedfd427779a3df844150869eb07b664849df Mon Sep 17 00:00:00 2001
From: Diva Canto
Date: Fri, 3 Jun 2011 10:26:58 -0700
Subject: HG Landmarks now working.

---
 .../EntityTransfer/EntityTransferModule.cs         | 29 +++++++++++-
 .../EntityTransfer/HGEntityTransferModule.cs       | 53 ++++++++++++++++++++++
 2 files changed, 81 insertions(+), 1 deletion(-)

(limited to 'OpenSim/Region/CoreModules/Framework/EntityTransfer')

diff --git a/OpenSim/Region/CoreModules/Framework/EntityTransfer/EntityTransferModule.cs b/OpenSim/Region/CoreModules/Framework/EntityTransfer/EntityTransferModule.cs
index ec084fb..1341533 100644
--- a/OpenSim/Region/CoreModules/Framework/EntityTransfer/EntityTransferModule.cs
+++ b/OpenSim/Region/CoreModules/Framework/EntityTransfer/EntityTransferModule.cs
@@ -52,6 +52,7 @@ namespace OpenSim.Region.CoreModules.Framework.EntityTransfer
 
         protected bool m_Enabled = false;
         protected Scene m_aScene;
+        protected List<Scene> m_Scenes = new List<Scene>();
         protected List<UUID> m_agentsInTransit;
         private ExpiringCache<UUID, ExpiringCache<ulong, DateTime>> m_bannedRegions =
                 new ExpiringCache<UUID, ExpiringCache<ulong, DateTime>>();
@@ -96,6 +97,7 @@ namespace OpenSim.Region.CoreModules.Framework.EntityTransfer
             if (m_aScene == null)
                 m_aScene = scene;
 
+            m_Scenes.Add(scene);
             scene.RegisterModuleInterface<IEntityTransferModule>(this);
             scene.EventManager.OnNewClient += OnNewClient;
         }
@@ -103,6 +105,7 @@ namespace OpenSim.Region.CoreModules.Framework.EntityTransfer
         protected virtual void OnNewClient(IClientAPI client)
         {
             client.OnTeleportHomeRequest += TeleportHome;
+            client.OnTeleportLandmarkRequest += RequestTeleportLandmark;
         }
 
         public virtual void Close()
@@ -118,6 +121,8 @@ namespace OpenSim.Region.CoreModules.Framework.EntityTransfer
                 return;
             if (scene == m_aScene)
                 m_aScene = null;
+
+            m_Scenes.Remove(scene);
         }
 
         public virtual void RegionLoaded(Scene scene)
@@ -127,7 +132,6 @@ namespace OpenSim.Region.CoreModules.Framework.EntityTransfer
 
         }
 
-
         #endregion
 
         #region Agent Teleports
@@ -556,6 +560,29 @@ namespace OpenSim.Region.CoreModules.Framework.EntityTransfer
 
         #endregion
 
+        #region Landmark Teleport
+        /// <summary>
+        /// Tries to teleport agent to landmark.
+        /// </summary>
+        /// <param name="remoteClient"></param>
+        /// <param name="regionHandle"></param>
+        /// <param name="position"></param>
+        public virtual void RequestTeleportLandmark(IClientAPI remoteClient, AssetLandmark lm)
+        {
+            GridRegion info = m_aScene.GridService.GetRegionByUUID(UUID.Zero, lm.RegionID);
+
+            if (info == null)
+            {
+                // can't find the region: Tell viewer and abort
+                remoteClient.SendTeleportFailed("The teleport destination could not be found.");
+                return;
+            }
+            ((Scene)(remoteClient.Scene)).RequestTeleportLocation(remoteClient, info.RegionHandle, lm.Position, 
+                Vector3.Zero, (uint)(Constants.TeleportFlags.SetLastToTarget | Constants.TeleportFlags.ViaLandmark));
+        }
+
+        #endregion 
+
         #region Teleport Home
 
         public virtual void TeleportHome(UUID id, IClientAPI client)
diff --git a/OpenSim/Region/CoreModules/Framework/EntityTransfer/HGEntityTransferModule.cs b/OpenSim/Region/CoreModules/Framework/EntityTransfer/HGEntityTransferModule.cs
index 5c53f78..f6ec481 100644
--- a/OpenSim/Region/CoreModules/Framework/EntityTransfer/HGEntityTransferModule.cs
+++ b/OpenSim/Region/CoreModules/Framework/EntityTransfer/HGEntityTransferModule.cs
@@ -87,6 +87,7 @@ namespace OpenSim.Region.CoreModules.Framework.EntityTransfer
         protected override void OnNewClient(IClientAPI client)
         {
             client.OnTeleportHomeRequest += TeleportHome;
+            client.OnTeleportLandmarkRequest += RequestTeleportLandmark;
             client.OnConnectionClosed += new Action<IClientAPI>(OnConnectionClosed);
         }
 
@@ -228,6 +229,58 @@ namespace OpenSim.Region.CoreModules.Framework.EntityTransfer
 
             DoTeleport(sp, homeGatekeeper, finalDestination, position, lookAt, (uint)(Constants.TeleportFlags.SetLastToTarget | Constants.TeleportFlags.ViaHome), eq);
         }
+
+        /// <summary>
+        /// Tries to teleport agent to landmark.
+        /// </summary>
+        /// <param name="remoteClient"></param>
+        /// <param name="regionHandle"></param>
+        /// <param name="position"></param>
+        public override void RequestTeleportLandmark(IClientAPI remoteClient, AssetLandmark lm)
+        {
+            m_log.DebugFormat("[HG ENTITY TRANSFER MODULE]: Teleporting agent via landmark to {0} region {1} position {2}", 
+                (lm.Gatekeeper == string.Empty ? "local" : lm.Gatekeeper, lm.RegionID, lm.Position);
+            if (lm.Gatekeeper == string.Empty)
+            {
+                base.RequestTeleportLandmark(remoteClient, lm);
+                return;
+            }
+
+            GridRegion info = m_aScene.GridService.GetRegionByUUID(UUID.Zero, lm.RegionID);
+
+            // Local region?
+            if (info != null)
+            {
+                ((Scene)(remoteClient.Scene)).RequestTeleportLocation(remoteClient, info.RegionHandle, lm.Position,
+                    Vector3.Zero, (uint)(Constants.TeleportFlags.SetLastToTarget | Constants.TeleportFlags.ViaLandmark));
+                return;
+            }
+            else 
+            {
+                // Foreign region
+                Scene scene = (Scene)(remoteClient.Scene);
+                GatekeeperServiceConnector gConn = new GatekeeperServiceConnector();
+                GridRegion gatekeeper = new GridRegion();
+                gatekeeper.ServerURI = lm.Gatekeeper;
+                GridRegion finalDestination = gConn.GetHyperlinkRegion(gatekeeper, new UUID(lm.RegionID));
+                if (finalDestination != null)
+                {
+                    ScenePresence sp = scene.GetScenePresence(remoteClient.AgentId);
+                    IEntityTransferModule transferMod = scene.RequestModuleInterface<IEntityTransferModule>();
+                    IEventQueue eq = sp.Scene.RequestModuleInterface<IEventQueue>();
+                    if (transferMod != null && sp != null && eq != null)
+                        transferMod.DoTeleport(sp, gatekeeper, finalDestination, lm.Position,
+                            Vector3.UnitX, (uint)(Constants.TeleportFlags.SetLastToTarget | Constants.TeleportFlags.ViaLandmark), eq);
+                }
+
+            }
+
+            // can't find the region: Tell viewer and abort
+            remoteClient.SendTeleportFailed("The teleport destination could not be found.");
+
+        }
+
+
         #endregion
 
         #region IUserAgentVerificationModule
-- 
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