Patch by revolution, thank you. Mantis #1789 . Implement friends permissions.

Applied with major changes. Core functionality commented pending review
for possible rights escalation. No user functionality yet.

6 files changed, 65 insertions, 3 deletions

diff --git a/OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs b/OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs
index 70abe77..34cad7b 100644
--- a/OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs
+++ b/OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs
@@ -220,6 +220,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
         public event FriendActionDelegate OnApproveFriendRequest;
         public event FriendActionDelegate OnDenyFriendRequest;
         public event FriendshipTermination OnTerminateFriendship;
+        public event GrantUserFriendRights OnGrantUserRights;
         public event MoneyTransferRequest OnMoneyTransferRequest;
         public event EconomyDataRequest OnEconomyDataRequest;
         public event MoneyBalanceRequest OnMoneyBalanceRequest;
@@ -9719,7 +9720,26 @@ namespace OpenSim.Region.ClientStack.LindenUDP
                             Utils.BytesToString(avatarInterestUpdate.PropertiesData.SkillsText),
                             Utils.BytesToString(avatarInterestUpdate.PropertiesData.LanguagesText));
                     break;
-
+                                                    
+                case PacketType.GrantUserRights:
+                    GrantUserRightsPacket GrantUserRights =
+                            (GrantUserRightsPacket)Pack;
+                    #region Packet Session and User Check
+                    if (m_checkPackets)
+                    {
+                        if (GrantUserRights.AgentData.SessionID != SessionId ||
+                            GrantUserRights.AgentData.AgentID != AgentId)
+                            break;
+                    }
+                    #endregion
+                    GrantUserFriendRights GrantUserRightsHandler = OnGrantUserRights;
+                    if (GrantUserRightsHandler != null)
+                        GrantUserRightsHandler(this,
+                            GrantUserRights.AgentData.AgentID,
+                            GrantUserRights.Rights[0].AgentRelated,
+                            GrantUserRights.Rights[0].RelatedRights);
+                    break;
+                    
                 case PacketType.PlacesQuery:
                     PlacesQueryPacket placesQueryPacket =
                             (PlacesQueryPacket)Pack;
diff --git a/OpenSim/Region/CoreModules/Avatar/Friends/FriendsModule.cs b/OpenSim/Region/CoreModules/Avatar/Friends/FriendsModule.cs
index fc7d63a..c6fd72e 100644
--- a/OpenSim/Region/CoreModules/Avatar/Friends/FriendsModule.cs
+++ b/OpenSim/Region/CoreModules/Avatar/Friends/FriendsModule.cs
@@ -395,6 +395,8 @@ namespace OpenSim.Region.CoreModules.Avatar.Friends
 
             // if it leaves, we want to know, too
             client.OnLogout += OnLogout;
+                        client.OnGrantUserRights += GrantUserFriendRights;
+
         }
 
         private void ClientClosed(UUID AgentId, Scene scene)
@@ -1108,7 +1110,10 @@ namespace OpenSim.Region.CoreModules.Avatar.Friends
             // tell everyone that we are offline
             SendPresenceState(remoteClient, fl, false);
         }
-    }
-
+        private void GrantUserFriendRights(IClientAPI remoteClient, UUID requester, UUID target, int rights)
+        {
+                ((Scene)remoteClient.Scene).CommsManager.UpdateUserFriendPerms(requester, target, (uint)rights);
+        }
+    }           
     #endregion
 }
diff --git a/OpenSim/Region/CoreModules/World/Permissions/PermissionsModule.cs b/OpenSim/Region/CoreModules/World/Permissions/PermissionsModule.cs
index fe9de1b..effe1f0 100644
--- a/OpenSim/Region/CoreModules/World/Permissions/PermissionsModule.cs
+++ b/OpenSim/Region/CoreModules/World/Permissions/PermissionsModule.cs
@@ -476,6 +476,37 @@ namespace OpenSim.Region.CoreModules.World.Permissions
 
             return false;
         }
+        protected bool IsFriendWithPerms(UUID user,UUID objectOwner)
+        {
+                
+                if (user == UUID.Zero) return false;
+
+                List<FriendListItem> profile = m_scene.CommsManager.GetUserFriendList(user);
+                foreach (FriendListItem item in profile)
+                {
+                        m_log.Warn("IsFriendWithPerms called" + item.FriendPerms.ToString());
+                        if(item.Friend == objectOwner)
+                        {
+//                              if (item.FriendPerms == 3)
+//                              {
+//                                      return true;
+//                              }
+//                              if (item.FriendPerms == 4)
+//                              {
+//                                      return true;
+//                              }
+//                              if (item.FriendPerms == 5)
+//                              {
+//                                      return true;
+//                              }
+//                              if (item.FriendPerms == 7)
+//                              {
+//                                      return true;
+//                              }
+                        }
+                }
+                return false;
+        }
 
         protected bool IsEstateManager(UUID user)
         {
@@ -565,6 +596,9 @@ namespace OpenSim.Region.CoreModules.World.Permissions
             // Object owners should be able to edit their own content
             if (user == objectOwner)
                 return objectOwnerMask;
+            
+            if (IsFriendWithPerms(user, objectOwner))
+                return objectOwnerMask;
 
             // Estate users should be able to edit anything in the sim
             if (IsEstateManager(user) && m_RegionOwnerIsGod && !IsAdministrator(objectOwner))
diff --git a/OpenSim/Region/Examples/SimpleModule/MyNpcCharacter.cs b/OpenSim/Region/Examples/SimpleModule/MyNpcCharacter.cs
index 5891c7e..9754da3 100644
--- a/OpenSim/Region/Examples/SimpleModule/MyNpcCharacter.cs
+++ b/OpenSim/Region/Examples/SimpleModule/MyNpcCharacter.cs
@@ -179,6 +179,7 @@ namespace OpenSim.Region.Examples.SimpleModule
         public event FriendActionDelegate OnApproveFriendRequest;
         public event FriendActionDelegate OnDenyFriendRequest;
         public event FriendshipTermination OnTerminateFriendship;
+        public event GrantUserFriendRights OnGrantUserRights;
 
         public event EconomyDataRequest OnEconomyDataRequest;
         public event MoneyBalanceRequest OnMoneyBalanceRequest;
diff --git a/OpenSim/Region/OptionalModules/Agent/InternetRelayClientView/Server/IRCClientView.cs b/OpenSim/Region/OptionalModules/Agent/InternetRelayClientView/Server/IRCClientView.cs
index f1bd705..6c3e7eb 100644
--- a/OpenSim/Region/OptionalModules/Agent/InternetRelayClientView/Server/IRCClientView.cs
+++ b/OpenSim/Region/OptionalModules/Agent/InternetRelayClientView/Server/IRCClientView.cs
@@ -758,6 +758,7 @@ namespace OpenSim.Region.OptionalModules.Agent.InternetRelayClientView.Server
         public event FriendActionDelegate OnApproveFriendRequest;
         public event FriendActionDelegate OnDenyFriendRequest;
         public event FriendshipTermination OnTerminateFriendship;
+        public event GrantUserFriendRights OnGrantUserRights;
         public event MoneyTransferRequest OnMoneyTransferRequest;
         public event EconomyDataRequest OnEconomyDataRequest;
         public event MoneyBalanceRequest OnMoneyBalanceRequest;
diff --git a/OpenSim/Region/OptionalModules/World/NPC/NPCAvatar.cs b/OpenSim/Region/OptionalModules/World/NPC/NPCAvatar.cs
index cf81198..cf36d08 100644
--- a/OpenSim/Region/OptionalModules/World/NPC/NPCAvatar.cs
+++ b/OpenSim/Region/OptionalModules/World/NPC/NPCAvatar.cs
@@ -283,6 +283,7 @@ namespace OpenSim.Region.OptionalModules.World.NPC
         public event FriendActionDelegate OnApproveFriendRequest;
         public event FriendActionDelegate OnDenyFriendRequest;
         public event FriendshipTermination OnTerminateFriendship;
+        public event GrantUserFriendRights OnGrantUserRights;
 
         public event EconomyDataRequest OnEconomyDataRequest;
         public event MoneyBalanceRequest OnMoneyBalanceRequest;