From a4c6c4de9114497de831594e5673788d323d8e65 Mon Sep 17 00:00:00 2001
From: Justin Clark-Casey (justincc)
Date: Tue, 13 Jul 2010 23:58:19 +0100
Subject: implement serverside checks for media texture navigation in order to
 stop naughty clients

---
 .../World/Permissions/PermissionsModule.cs          | 21 ++++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

(limited to 'OpenSim/Region/CoreModules/World/Permissions/PermissionsModule.cs')

diff --git a/OpenSim/Region/CoreModules/World/Permissions/PermissionsModule.cs b/OpenSim/Region/CoreModules/World/Permissions/PermissionsModule.cs
index 2344e96..3a690af 100644
--- a/OpenSim/Region/CoreModules/World/Permissions/PermissionsModule.cs
+++ b/OpenSim/Region/CoreModules/World/Permissions/PermissionsModule.cs
@@ -251,6 +251,7 @@ namespace OpenSim.Region.CoreModules.World.Permissions
             m_scene.Permissions.OnTeleport += CanTeleport; //NOT YET IMPLEMENTED
             
             m_scene.Permissions.OnControlPrimMedia += CanControlPrimMedia;
+            m_scene.Permissions.OnInteractWithPrimMedia += CanInteractWithPrimMedia;
 
             m_scene.AddCommand(this, "bypass permissions",
                     "bypass permissions <true / false>",
@@ -1915,7 +1916,25 @@ namespace OpenSim.Region.CoreModules.World.Permissions
                 return true;
             
             return GenericPrimMediaPermission(part, agentID, me.ControlPermissions);
-        }
+        }  
+        
+        private bool CanInteractWithPrimMedia(UUID agentID, UUID primID, int face)
+        {
+            if (null == m_moapModule)
+                return false;
+            
+            SceneObjectPart part = m_scene.GetSceneObjectPart(primID);
+            if (null == part)
+                return false;
+            
+            MediaEntry me = m_moapModule.GetMediaEntry(part, face);
+            
+            // If there is no existing media entry then it can be controlled (in this context, created).
+            if (null == me)
+                return true;
+            
+            return GenericPrimMediaPermission(part, agentID, me.InteractPermissions);
+        }          
         
         private bool GenericPrimMediaPermission(SceneObjectPart part, UUID agentID, MediaPermission perms)
         {
-- 
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