From 6146e7ef258b10888ad7464b72b75cca701e02c9 Mon Sep 17 00:00:00 2001
From: Diva Canto
Date: Thu, 22 Mar 2012 12:57:12 -0700
Subject: Simple build permissions feature. NOTE: EXPERIMENTAL, DISABLED BY
 DEFAULT. Turns out that this can't be expressed by cascading Permission
 modules, so I did it as per this patch.

---
 .../World/Permissions/PermissionsModule.cs         | 34 ++++++++++++++++++++--
 1 file changed, 32 insertions(+), 2 deletions(-)

(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 6018c39..f536a0f 100644
--- a/OpenSim/Region/CoreModules/World/Permissions/PermissionsModule.cs
+++ b/OpenSim/Region/CoreModules/World/Permissions/PermissionsModule.cs
@@ -94,7 +94,9 @@ namespace OpenSim.Region.CoreModules.World.Permissions
         private bool m_RegionOwnerIsGod = false;
         private bool m_RegionManagerIsGod = false;
         private bool m_ParcelOwnerIsGod = false;
-        
+
+        private bool m_SimpleBuildPermissions = false;
+
         /// <value>
         /// The set of users that are allowed to create scripts.  This is only active if permissions are not being
         /// bypassed.  This overrides normal permissions.
@@ -139,7 +141,9 @@ namespace OpenSim.Region.CoreModules.World.Permissions
             m_RegionOwnerIsGod = myConfig.GetBoolean("region_owner_is_god", true);
             m_RegionManagerIsGod = myConfig.GetBoolean("region_manager_is_god", false);
             m_ParcelOwnerIsGod = myConfig.GetBoolean("parcel_owner_is_god", true);
-            
+
+            m_SimpleBuildPermissions = myConfig.GetBoolean("simple_build_permissions", false);
+
             m_allowedScriptCreators 
                 = ParseUserSetConfigSetting(myConfig, "allowed_script_creators", m_allowedScriptCreators);
             m_allowedScriptEditors
@@ -206,6 +210,9 @@ namespace OpenSim.Region.CoreModules.World.Permissions
             m_scene.Permissions.OnControlPrimMedia += CanControlPrimMedia;
             m_scene.Permissions.OnInteractWithPrimMedia += CanInteractWithPrimMedia;
 
+            if (m_SimpleBuildPermissions)
+                m_scene.Permissions.OnSendLandProperties += GenerateLandProperties;
+
             m_scene.AddCommand("Users", this, "bypass permissions",
                     "bypass permissions <true / false>",
                     "Bypass permission checks",
@@ -824,6 +831,10 @@ namespace OpenSim.Region.CoreModules.World.Permissions
                 permission = true;
             }
 
+            if (m_SimpleBuildPermissions &&
+                (parcel.LandData.Flags & (uint)ParcelFlags.UseAccessList) == 0 && parcel.IsAllowedInLand(user))
+                permission = true;
+
             return permission;
         }
     
@@ -1966,5 +1977,24 @@ namespace OpenSim.Region.CoreModules.World.Permissions
             
             return false;
         }
+
+        private void GenerateLandProperties(UUID userID, ILandObject realLand, out ILandObject landToSend)
+        {
+            landToSend = realLand;
+            if (m_bypassPermissions) return;
+
+            if (m_SimpleBuildPermissions &&
+                !m_scene.Permissions.IsAdministrator(userID) &&
+                !realLand.LandData.OwnerID.Equals(userID) &&
+                ((realLand.LandData.Flags & (uint)ParcelFlags.UseAccessList) == 0 && realLand.IsAllowedInLand(userID)))
+            {
+                ILandObject clone = realLand.MemberwiseCopy();
+                LandData ldata = realLand.LandData.Copy();
+                clone.LandData = ldata;
+                clone.LandData.Flags |= (uint)(ParcelFlags.AllowAPrimitiveEntry | ParcelFlags.AllowFly | ParcelFlags.AllowOtherScripts | ParcelFlags.CreateObjects);
+                landToSend = clone;
+            }
+        }
+
     }
 }
-- 
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