Initial update to OpenSim 0.8.2.1 source code.

1 files changed, 1060 insertions, 0 deletions

diff --git a/OpenSim/Addons/Groups/Service/GroupsService.cs b/OpenSim/Addons/Groups/Service/GroupsService.cs
new file mode 100644
index 0000000..07641ef
--- /dev/null
+++ b/OpenSim/Addons/Groups/Service/GroupsService.cs
@@ -0,0 +1,1060 @@
+/*
+ * Copyright (c) Contributors, http://opensimulator.org/
+ * See CONTRIBUTORS.TXT for a full list of copyright holders.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in the
+ *       documentation and/or other materials provided with the distribution.
+ *     * Neither the name of the OpenSimulator Project nor the
+ *       names of its contributors may be used to endorse or promote products
+ *       derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+using System;
+using System.Collections.Generic;
+using System.Reflection;
+using System.Timers;
+using log4net;
+using Nini.Config;
+
+using OpenMetaverse;
+using OpenSim.Data;
+using OpenSim.Framework;
+using OpenSim.Services.Interfaces;
+
+namespace OpenSim.Groups
+{
+    public class GroupsService : GroupsServiceBase
+    {
+        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+
+        public const GroupPowers DefaultEveryonePowers = GroupPowers.AllowSetHome |
+                                                         GroupPowers.Accountable |
+                                                         GroupPowers.JoinChat |
+                                                         GroupPowers.AllowVoiceChat |
+                                                         GroupPowers.ReceiveNotices |
+                                                         GroupPowers.StartProposal |
+                                                         GroupPowers.VoteOnProposal;
+
+        public const GroupPowers OwnerPowers = GroupPowers.Accountable |
+                                                GroupPowers.AllowEditLand |
+                                                GroupPowers.AllowFly |
+                                                GroupPowers.AllowLandmark |
+                                                GroupPowers.AllowRez |
+                                                GroupPowers.AllowSetHome |
+                                                GroupPowers.AllowVoiceChat |
+                                                GroupPowers.AssignMember |
+                                                GroupPowers.AssignMemberLimited |
+                                                GroupPowers.ChangeActions |
+                                                GroupPowers.ChangeIdentity |
+                                                GroupPowers.ChangeMedia |
+                                                GroupPowers.ChangeOptions |
+                                                GroupPowers.CreateRole |
+                                                GroupPowers.DeedObject |
+                                                GroupPowers.DeleteRole |
+                                                GroupPowers.Eject |
+                                                GroupPowers.FindPlaces |
+                                                GroupPowers.HostEvent |
+                                                GroupPowers.Invite |
+                                                GroupPowers.JoinChat |
+                                                GroupPowers.LandChangeIdentity |
+                                                GroupPowers.LandDeed |
+                                                GroupPowers.LandDivideJoin |
+                                                GroupPowers.LandEdit |
+                                                GroupPowers.LandEjectAndFreeze |
+                                                GroupPowers.LandGardening |
+                                                GroupPowers.LandManageAllowed |
+                                                GroupPowers.LandManageBanned |
+                                                GroupPowers.LandManagePasses |
+                                                GroupPowers.LandOptions |
+                                                GroupPowers.LandRelease |
+                                                GroupPowers.LandSetSale |
+                                                GroupPowers.ModerateChat |
+                                                GroupPowers.ObjectManipulate |
+                                                GroupPowers.ObjectSetForSale |
+                                                GroupPowers.ReceiveNotices |
+                                                GroupPowers.RemoveMember |
+                                                GroupPowers.ReturnGroupOwned |
+                                                GroupPowers.ReturnGroupSet |
+                                                GroupPowers.ReturnNonGroup |
+                                                GroupPowers.RoleProperties |
+                                                GroupPowers.SendNotices |
+                                                GroupPowers.SetLandingPoint |
+                                                GroupPowers.StartProposal |
+                                                GroupPowers.VoteOnProposal;
+
+        #region Daily Cleanup
+
+        private Timer m_CleanupTimer;
+
+        public GroupsService(IConfigSource config, string configName)
+            : base(config, configName)
+        {
+        }
+
+        public GroupsService(IConfigSource config)
+            : this(config, string.Empty)
+        {
+            // Once a day
+            m_CleanupTimer = new Timer(24 * 60 * 60 * 1000);
+            m_CleanupTimer.AutoReset = true;
+            m_CleanupTimer.Elapsed += new ElapsedEventHandler(m_CleanupTimer_Elapsed);
+            m_CleanupTimer.Enabled = true;
+            m_CleanupTimer.Start();
+        }
+
+        private void m_CleanupTimer_Elapsed(object sender, ElapsedEventArgs e)
+        {
+            m_Database.DeleteOldNotices();
+            m_Database.DeleteOldInvites();
+        }
+
+        #endregion
+
+        public UUID CreateGroup(string RequestingAgentID, string name, string charter, bool showInList, UUID insigniaID, int membershipFee, bool openEnrollment, 
+            bool allowPublish, bool maturePublish, UUID founderID, out string reason)
+        {
+            reason = string.Empty;
+
+            // Check if the group already exists
+            if (m_Database.RetrieveGroup(name) != null)
+            {
+                reason = "A group with that name already exists";
+                return UUID.Zero;
+            }
+
+            // Create the group
+            GroupData data = new GroupData();
+            data.GroupID = UUID.Random();
+            data.Data = new Dictionary<string, string>();
+            data.Data["Name"] = name;
+            data.Data["Charter"] = charter;
+            data.Data["InsigniaID"] = insigniaID.ToString();
+            data.Data["FounderID"] = founderID.ToString();
+            data.Data["MembershipFee"] = membershipFee.ToString();
+            data.Data["OpenEnrollment"] = openEnrollment ? "1" : "0";
+            data.Data["ShowInList"] = showInList ? "1" : "0";
+            data.Data["AllowPublish"] = allowPublish ? "1" : "0";
+            data.Data["MaturePublish"] = maturePublish ? "1" : "0";
+            UUID roleID = UUID.Random();
+            data.Data["OwnerRoleID"] = roleID.ToString();
+
+            if (!m_Database.StoreGroup(data))
+                return UUID.Zero;
+
+            // Create Everyone role
+            _AddOrUpdateGroupRole(RequestingAgentID, data.GroupID, UUID.Zero, "Everyone", "Everyone in the group", "Member of " + name, (ulong)DefaultEveryonePowers, true);
+
+            // Create Owner role
+            _AddOrUpdateGroupRole(RequestingAgentID, data.GroupID, roleID, "Owners", "Owners of the group", "Owner of " + name, (ulong)OwnerPowers, true);
+
+            // Add founder to group
+            _AddAgentToGroup(RequestingAgentID, founderID.ToString(), data.GroupID, roleID);
+
+            return data.GroupID;
+        }
+
+        public void UpdateGroup(string RequestingAgentID, UUID groupID, string charter, bool showInList, UUID insigniaID, int membershipFee, bool openEnrollment, bool allowPublish, bool maturePublish)
+        {
+            GroupData data = m_Database.RetrieveGroup(groupID);
+            if (data == null)
+                return;
+
+            // Check perms
+            if (!HasPower(RequestingAgentID, groupID, GroupPowers.ChangeActions))
+            {
+                m_log.DebugFormat("[Groups]: ({0}) Attempt at updating group {1} denied because of lack of permission", RequestingAgentID, groupID);
+                return;
+            }
+
+            data.GroupID = groupID;
+            data.Data["Charter"] = charter;
+            data.Data["ShowInList"] = showInList ? "1" : "0";
+            data.Data["InsigniaID"] = insigniaID.ToString();
+            data.Data["MembershipFee"] = membershipFee.ToString();
+            data.Data["OpenEnrollment"] = openEnrollment ? "1" : "0";
+            data.Data["AllowPublish"] = allowPublish ? "1" : "0";
+            data.Data["MaturePublish"] = maturePublish ? "1" : "0";
+
+            m_Database.StoreGroup(data);
+
+        }
+
+        public ExtendedGroupRecord GetGroupRecord(string RequestingAgentID, UUID GroupID)
+        {
+            GroupData data = m_Database.RetrieveGroup(GroupID);
+
+            return _GroupDataToRecord(data);
+        }
+
+        public ExtendedGroupRecord GetGroupRecord(string RequestingAgentID, string GroupName)
+        {
+            GroupData data = m_Database.RetrieveGroup(GroupName);
+
+            return _GroupDataToRecord(data);
+        }
+
+        public List<DirGroupsReplyData> FindGroups(string RequestingAgentID, string search)
+        {
+            List<DirGroupsReplyData> groups = new List<DirGroupsReplyData>();
+
+            GroupData[] data = m_Database.RetrieveGroups(search);
+
+            if (data != null && data.Length > 0)
+            {
+                foreach (GroupData d in data)
+                {
+                    // Don't list group proxies
+                    if (d.Data.ContainsKey("Location") && d.Data["Location"] != string.Empty)
+                        continue;
+
+                    DirGroupsReplyData g = new DirGroupsReplyData();
+                    g.groupID = d.GroupID;
+
+                    if (d.Data.ContainsKey("Name"))
+                        g.groupName = d.Data["Name"];
+                    else
+                        m_log.DebugFormat("[Groups]: Key Name not found");
+
+                    g.members = m_Database.MemberCount(d.GroupID);
+
+                    groups.Add(g);
+                }
+            }
+
+            return groups;
+        }
+
+        public List<ExtendedGroupMembersData> GetGroupMembers(string RequestingAgentID, UUID GroupID)
+        {
+            List<ExtendedGroupMembersData> members = new List<ExtendedGroupMembersData>();
+
+            GroupData group = m_Database.RetrieveGroup(GroupID);
+            if (group == null)
+                return members;
+
+            // Unfortunately this doesn't quite work on legacy group data because of a bug
+            // that's also being fixed here on CreateGroup. The OwnerRoleID sent to the DB was wrong.
+            // See how to find the ownerRoleID a few lines below.
+            UUID ownerRoleID = new UUID(group.Data["OwnerRoleID"]);
+
+            RoleData[] roles = m_Database.RetrieveRoles(GroupID);
+            if (roles == null)
+                // something wrong with this group
+                return members;
+            List<RoleData> rolesList = new List<RoleData>(roles);
+
+            // Let's find the "real" ownerRoleID
+            RoleData ownerRole = rolesList.Find(r => r.Data["Powers"] == ((long)OwnerPowers).ToString());
+            if (ownerRole != null)
+                ownerRoleID = ownerRole.RoleID;
+
+            // Check visibility? 
+            // When we don't want to check visibility, we pass it "all" as the requestingAgentID
+            bool checkVisibility = !RequestingAgentID.Equals(UUID.Zero.ToString());
+
+            if (checkVisibility)
+            {
+                // Is the requester a member of the group?
+                bool isInGroup = false;
+                if (m_Database.RetrieveMember(GroupID, RequestingAgentID) != null)
+                    isInGroup = true;
+
+                if (!isInGroup) // reduce the roles to the visible ones
+                    rolesList = rolesList.FindAll(r => (UInt64.Parse(r.Data["Powers"]) & (ulong)GroupPowers.MemberVisible) != 0);
+            }
+
+            MembershipData[] datas = m_Database.RetrieveMembers(GroupID);
+            if (datas == null || (datas != null && datas.Length == 0))
+                return members;
+
+            // OK, we have everything we need
+
+            foreach (MembershipData d in datas)
+            {
+                RoleMembershipData[] rolememberships = m_Database.RetrieveMemberRoles(GroupID, d.PrincipalID);
+                List<RoleMembershipData> rolemembershipsList = new List<RoleMembershipData>(rolememberships);
+
+                ExtendedGroupMembersData m = new ExtendedGroupMembersData();
+
+                // What's this person's current role in the group?
+                UUID selectedRole = new UUID(d.Data["SelectedRoleID"]);
+                RoleData selected = rolesList.Find(r => r.RoleID == selectedRole);
+
+                if (selected != null)
+                {
+                    m.Title = selected.Data["Title"];
+                    m.AgentPowers = UInt64.Parse(selected.Data["Powers"]);
+                }
+
+                m.AgentID = d.PrincipalID;
+                m.AcceptNotices = d.Data["AcceptNotices"] == "1" ? true : false;
+                m.Contribution = Int32.Parse(d.Data["Contribution"]);
+                m.ListInProfile = d.Data["ListInProfile"] == "1" ? true : false;
+
+                                GridUserData gud = m_GridUserService.Get(d.PrincipalID);
+                                if (gud != null)
+                                {
+                                        if (bool.Parse(gud.Data["Online"])) 
+                                        {
+                                                m.OnlineStatus = @"Online";
+                                        }
+                                        else 
+                                        {
+                                                int unixtime = int.Parse(gud.Data["Login"]);
+                                                // The viewer is very picky about how these strings are formed. Eg. it will crash on malformed dates!
+                                                m.OnlineStatus = (unixtime == 0) ? @"unknown" : Util.ToDateTime(unixtime).ToString("MM/dd/yyyy");
+                                        }
+                                }
+
+                // Is this person an owner of the group?
+                m.IsOwner = (rolemembershipsList.Find(r => r.RoleID == ownerRoleID) != null) ? true : false;
+
+                members.Add(m);
+            }
+
+            return members;
+        }
+
+        public bool AddGroupRole(string RequestingAgentID, UUID groupID, UUID roleID, string name, string description, string title, ulong powers, out string reason)
+        {
+            reason = string.Empty;
+            // check that the requesting agent has permissions to add role
+            if (!HasPower(RequestingAgentID, groupID, GroupPowers.CreateRole))
+            {
+                m_log.DebugFormat("[Groups]: ({0}) Attempt at creating role in group {1} denied because of lack of permission", RequestingAgentID, groupID);
+                reason = "Insufficient permission to create role";
+                return false;
+            }
+
+            return _AddOrUpdateGroupRole(RequestingAgentID, groupID, roleID, name, description, title, powers, true);
+
+        }
+
+        public bool UpdateGroupRole(string RequestingAgentID, UUID groupID, UUID roleID, string name, string description, string title, ulong powers)
+        {
+            // check perms
+            if (!HasPower(RequestingAgentID, groupID, GroupPowers.ChangeActions))
+            {
+                m_log.DebugFormat("[Groups]: ({0}) Attempt at changing role in group {1} denied because of lack of permission", RequestingAgentID, groupID);
+                return false;
+            }
+
+            return _AddOrUpdateGroupRole(RequestingAgentID, groupID, roleID, name, description, title, powers, false);
+        }
+
+        public void RemoveGroupRole(string RequestingAgentID, UUID groupID, UUID roleID)
+        {
+            // check perms
+            if (!HasPower(RequestingAgentID, groupID, GroupPowers.DeleteRole))
+            {
+                m_log.DebugFormat("[Groups]: ({0}) Attempt at deleting role from group {1} denied because of lack of permission", RequestingAgentID, groupID);
+                return;
+            }
+
+            // Can't delete Everyone and Owners roles
+            if (roleID == UUID.Zero)
+            {
+                m_log.DebugFormat("[Groups]: Attempt at deleting Everyone role from group {0} denied", groupID);
+                return;
+            }
+
+            GroupData group = m_Database.RetrieveGroup(groupID);
+            if (group == null)
+            {
+                m_log.DebugFormat("[Groups]: Attempt at deleting role from non-existing group {0}", groupID);
+                return;
+            }
+
+            if (roleID == new UUID(group.Data["OwnerRoleID"]))
+            {
+                m_log.DebugFormat("[Groups]: Attempt at deleting Owners role from group {0} denied", groupID);
+                return;
+            }
+
+            _RemoveGroupRole(groupID, roleID);
+        }
+
+        public List<GroupRolesData> GetGroupRoles(string RequestingAgentID, UUID GroupID)
+        {
+            // TODO: check perms
+            return _GetGroupRoles(GroupID);
+        }
+
+        public List<ExtendedGroupRoleMembersData> GetGroupRoleMembers(string RequestingAgentID, UUID GroupID)
+        {
+            // TODO: check perms
+
+            // Is the requester a member of the group?
+            bool isInGroup = false;
+            if (m_Database.RetrieveMember(GroupID, RequestingAgentID) != null)
+                isInGroup = true;
+
+            return _GetGroupRoleMembers(GroupID, isInGroup);
+        }
+
+        public bool AddAgentToGroup(string RequestingAgentID, string AgentID, UUID GroupID, UUID RoleID, string token, out string reason)
+        {
+            reason = string.Empty;
+
+            _AddAgentToGroup(RequestingAgentID, AgentID, GroupID, RoleID, token);
+
+            return true;
+        }
+
+        public bool RemoveAgentFromGroup(string RequestingAgentID, string AgentID, UUID GroupID)
+        {
+            // check perms
+            if (RequestingAgentID != AgentID && !HasPower(RequestingAgentID, GroupID, GroupPowers.Eject))
+                return false;
+
+            _RemoveAgentFromGroup(RequestingAgentID, AgentID, GroupID);
+
+            return true;
+        }
+
+        public bool AddAgentToGroupInvite(string RequestingAgentID, UUID inviteID, UUID groupID, UUID roleID, string agentID)
+        {
+            // Check whether the invitee is already a member of the group
+            MembershipData m = m_Database.RetrieveMember(groupID, agentID);
+            if (m != null)
+                return false;
+
+            // Check permission to invite
+            if (!HasPower(RequestingAgentID, groupID, GroupPowers.Invite))
+            {
+                m_log.DebugFormat("[Groups]: ({0}) Attempt at inviting to group {1} denied because of lack of permission", RequestingAgentID, groupID);
+                return false;
+            }
+
+            // Check whether there are pending invitations and delete them
+            InvitationData invite = m_Database.RetrieveInvitation(groupID, agentID);
+            if (invite != null)
+                m_Database.DeleteInvite(invite.InviteID);
+
+            invite = new InvitationData();
+            invite.InviteID = inviteID;
+            invite.PrincipalID = agentID;
+            invite.GroupID = groupID;
+            invite.RoleID = roleID;
+            invite.Data = new Dictionary<string, string>();
+
+            return m_Database.StoreInvitation(invite);
+        }
+
+        public GroupInviteInfo GetAgentToGroupInvite(string RequestingAgentID, UUID inviteID)
+        {
+            InvitationData data = m_Database.RetrieveInvitation(inviteID);
+
+            if (data == null)
+                return null;
+
+            GroupInviteInfo inviteInfo = new GroupInviteInfo();
+            inviteInfo.AgentID = data.PrincipalID;
+            inviteInfo.GroupID = data.GroupID;
+            inviteInfo.InviteID = data.InviteID;
+            inviteInfo.RoleID = data.RoleID;
+
+            return inviteInfo;
+        }
+
+        public void RemoveAgentToGroupInvite(string RequestingAgentID, UUID inviteID)
+        {
+            m_Database.DeleteInvite(inviteID);
+        }
+
+        public bool AddAgentToGroupRole(string RequestingAgentID, string AgentID, UUID GroupID, UUID RoleID)
+        {
+            //if (!m_Database.CheckOwnerRole(RequestingAgentID, GroupID, RoleID))
+            //    return;
+
+            // check permissions
+            bool limited = HasPower(RequestingAgentID, GroupID, GroupPowers.AssignMemberLimited);
+            bool unlimited = HasPower(RequestingAgentID, GroupID, GroupPowers.AssignMember) | IsOwner(RequestingAgentID, GroupID);
+            if (!limited || !unlimited)
+            {
+                m_log.DebugFormat("[Groups]: ({0}) Attempt at assigning {1} to role {2} denied because of lack of permission", RequestingAgentID, AgentID, RoleID);
+                return false;
+            }
+
+            // AssignMemberLimited means that the person can assign another person to the same roles that she has in the group
+            if (!unlimited && limited)
+            {
+                // check whether person's has this role
+                RoleMembershipData rolemembership = m_Database.RetrieveRoleMember(GroupID, RoleID, AgentID);
+                if (rolemembership == null)
+                {
+                    m_log.DebugFormat("[Groups]: ({0}) Attempt at assigning {1} to role {2} denied because of limited permission", RequestingAgentID, AgentID, RoleID);
+                    return false;
+                }
+            }
+
+            _AddAgentToGroupRole(RequestingAgentID, AgentID, GroupID, RoleID);
+
+            return true;
+        }
+
+        public bool RemoveAgentFromGroupRole(string RequestingAgentID, string AgentID, UUID GroupID, UUID RoleID)
+        {
+            // Don't remove from Everyone role!
+            if (RoleID == UUID.Zero)
+                return false;
+
+            // check permissions
+            bool unlimited = HasPower(RequestingAgentID, GroupID, GroupPowers.AssignMember) || IsOwner(RequestingAgentID, GroupID);
+            if (!unlimited)
+            {
+                m_log.DebugFormat("[Groups]: ({0}) Attempt at removing {1} from role {2} denied because of lack of permission", RequestingAgentID, AgentID, RoleID);
+                return false;
+            }
+
+            RoleMembershipData rolemember = m_Database.RetrieveRoleMember(GroupID, RoleID, AgentID);
+
+            if (rolemember == null)
+                return false;
+
+            m_Database.DeleteRoleMember(rolemember);
+
+            // Find another role for this person
+            UUID newRoleID = UUID.Zero; // Everyone
+            RoleMembershipData[] rdata = m_Database.RetrieveMemberRoles(GroupID, AgentID);
+            if (rdata != null)
+                foreach (RoleMembershipData r in rdata)
+                {
+                    if (r.RoleID != UUID.Zero)
+                    {
+                        newRoleID = r.RoleID;
+                        break;
+                    }   
+                }   
+
+            MembershipData member = m_Database.RetrieveMember(GroupID, AgentID);
+            if (member != null)
+            {
+                member.Data["SelectedRoleID"] = newRoleID.ToString();
+                m_Database.StoreMember(member);
+            }
+
+            return true;
+        }
+
+        public List<GroupRolesData> GetAgentGroupRoles(string RequestingAgentID, string AgentID, UUID GroupID)
+        {
+            List<GroupRolesData> roles = new List<GroupRolesData>();
+            // TODO: check permissions
+
+            RoleMembershipData[] data = m_Database.RetrieveMemberRoles(GroupID, AgentID);
+            if (data == null || (data != null && data.Length ==0))
+                return roles;
+
+            foreach (RoleMembershipData d in data)
+            {
+                RoleData rdata = m_Database.RetrieveRole(GroupID, d.RoleID);
+                if (rdata == null) // hippos
+                    continue;
+
+                GroupRolesData r = new GroupRolesData();
+                r.Name = rdata.Data["Name"];
+                r.Powers = UInt64.Parse(rdata.Data["Powers"]);
+                r.RoleID = rdata.RoleID;
+                r.Title = rdata.Data["Title"];
+
+                roles.Add(r);
+            }
+
+            return roles;
+        }
+
+        public ExtendedGroupMembershipData SetAgentActiveGroup(string RequestingAgentID, string AgentID, UUID GroupID)
+        {
+            // TODO: check perms
+            PrincipalData principal = new PrincipalData();
+            principal.PrincipalID = AgentID;
+            principal.ActiveGroupID = GroupID;
+            m_Database.StorePrincipal(principal);
+
+            return GetAgentGroupMembership(RequestingAgentID, AgentID, GroupID);
+        }
+
+        public ExtendedGroupMembershipData GetAgentActiveMembership(string RequestingAgentID, string AgentID)
+        {
+            // 1. get the principal data for the active group
+            PrincipalData principal = m_Database.RetrievePrincipal(AgentID);
+            if (principal == null)
+                return null;
+
+            return GetAgentGroupMembership(RequestingAgentID, AgentID, principal.ActiveGroupID);
+        }
+
+        public ExtendedGroupMembershipData GetAgentGroupMembership(string RequestingAgentID, string AgentID, UUID GroupID)
+        {
+            return GetAgentGroupMembership(RequestingAgentID, AgentID, GroupID, null);
+        }
+
+        private ExtendedGroupMembershipData GetAgentGroupMembership(string RequestingAgentID, string AgentID, UUID GroupID, MembershipData membership)
+        {
+            // 2. get the active group
+            GroupData group = m_Database.RetrieveGroup(GroupID);
+            if (group == null)
+                return null;
+
+            // 3. get the membership info if we don't have it already
+            if (membership == null)
+            {
+                membership = m_Database.RetrieveMember(group.GroupID, AgentID);
+                if (membership == null)
+                    return null;
+            }
+
+            // 4. get the active role
+            UUID activeRoleID = new UUID(membership.Data["SelectedRoleID"]);
+            RoleData role = m_Database.RetrieveRole(group.GroupID, activeRoleID);
+
+            ExtendedGroupMembershipData data = new ExtendedGroupMembershipData();
+            data.AcceptNotices = membership.Data["AcceptNotices"] == "1" ? true : false;
+            data.AccessToken = membership.Data["AccessToken"];
+            data.Active = true;
+            data.ActiveRole = activeRoleID;
+            data.AllowPublish = group.Data["AllowPublish"] == "1" ? true : false;
+            data.Charter = group.Data["Charter"];
+            data.Contribution = Int32.Parse(membership.Data["Contribution"]);
+            data.FounderID = new UUID(group.Data["FounderID"]);
+            data.GroupID = new UUID(group.GroupID);
+            data.GroupName = group.Data["Name"];
+            data.GroupPicture = new UUID(group.Data["InsigniaID"]);
+            if (role != null)
+            {
+                data.GroupPowers = UInt64.Parse(role.Data["Powers"]);
+                data.GroupTitle = role.Data["Title"];
+            }
+            data.ListInProfile = membership.Data["ListInProfile"] == "1" ? true : false;
+            data.MaturePublish = group.Data["MaturePublish"] == "1" ? true : false;
+            data.MembershipFee = Int32.Parse(group.Data["MembershipFee"]);
+            data.OpenEnrollment = group.Data["OpenEnrollment"] == "1" ? true : false;
+            data.ShowInList = group.Data["ShowInList"] == "1" ? true : false;
+
+            return data;
+        }
+
+        public List<GroupMembershipData> GetAgentGroupMemberships(string RequestingAgentID, string AgentID)
+        {
+            List<GroupMembershipData> memberships = new List<GroupMembershipData>();
+
+            // 1. Get all the groups that this person is a member of
+            MembershipData[] mdata = m_Database.RetrieveMemberships(AgentID);
+
+            if (mdata == null || (mdata != null && mdata.Length == 0))
+                return memberships;
+
+            foreach (MembershipData d in mdata)
+            {
+                GroupMembershipData gmember = GetAgentGroupMembership(RequestingAgentID, AgentID, d.GroupID, d);
+                if (gmember != null)
+                {
+                    memberships.Add(gmember);
+                    //m_log.DebugFormat("[XXX]: Member of {0} as {1}", gmember.GroupName, gmember.GroupTitle);
+                    //Util.PrintCallStack();
+                }
+            }
+
+            return memberships;
+        }
+
+        public void SetAgentActiveGroupRole(string RequestingAgentID, string AgentID, UUID GroupID, UUID RoleID)
+        {
+            MembershipData data = m_Database.RetrieveMember(GroupID, AgentID);
+            if (data == null)
+                return;
+
+            data.Data["SelectedRoleID"] = RoleID.ToString();
+            m_Database.StoreMember(data);
+        }
+
+        public void UpdateMembership(string RequestingAgentID, string AgentID, UUID GroupID, bool AcceptNotices, bool ListInProfile)
+        {
+            // TODO: check perms
+
+            MembershipData membership = m_Database.RetrieveMember(GroupID, AgentID);
+            if (membership == null)
+                return;
+
+            membership.Data["AcceptNotices"] = AcceptNotices ? "1" : "0";
+            membership.Data["ListInProfile"] = ListInProfile ? "1" : "0";
+
+            m_Database.StoreMember(membership);
+        }
+
+        public bool AddGroupNotice(string RequestingAgentID, UUID groupID, UUID noticeID, string fromName, string subject, string message, 
+            bool hasAttachment, byte attType, string attName, UUID attItemID, string attOwnerID)
+        {
+            // Check perms
+            if (!HasPower(RequestingAgentID, groupID, GroupPowers.SendNotices))
+            {
+                m_log.DebugFormat("[Groups]: ({0}) Attempt at sending notice to group {1} denied because of lack of permission", RequestingAgentID, groupID);
+                return false;
+            }
+
+            return _AddNotice(groupID, noticeID, fromName, subject, message, hasAttachment, attType, attName, attItemID, attOwnerID);
+        }
+
+        public GroupNoticeInfo GetGroupNotice(string RequestingAgentID, UUID noticeID)
+        {
+            NoticeData data = m_Database.RetrieveNotice(noticeID);
+
+            if (data == null)
+                return null;
+
+            return _NoticeDataToInfo(data);
+        }
+
+        public List<ExtendedGroupNoticeData> GetGroupNotices(string RequestingAgentID, UUID groupID)
+        {
+            NoticeData[] data = m_Database.RetrieveNotices(groupID);
+            List<ExtendedGroupNoticeData> infos = new List<ExtendedGroupNoticeData>();
+
+            if (data == null || (data != null && data.Length == 0))
+                return infos;
+
+            foreach (NoticeData d in data)
+            {
+                ExtendedGroupNoticeData info = _NoticeDataToData(d);
+                infos.Add(info);
+            }
+
+            return infos;
+        }
+
+        public void ResetAgentGroupChatSessions(string agentID)
+        {
+        }
+
+        public bool hasAgentBeenInvitedToGroupChatSession(string agentID, UUID groupID)
+        {
+            return false;
+        }
+
+        public bool hasAgentDroppedGroupChatSession(string agentID, UUID groupID)
+        {
+            return false;
+        }
+
+        public void AgentDroppedFromGroupChatSession(string agentID, UUID groupID)
+        {
+        }
+
+        public void AgentInvitedToGroupChatSession(string agentID, UUID groupID)
+        {
+        }
+
+        #region Actions without permission checks
+
+        protected void _AddAgentToGroup(string RequestingAgentID, string AgentID, UUID GroupID, UUID RoleID)
+        {
+            _AddAgentToGroup(RequestingAgentID, AgentID, GroupID, RoleID, string.Empty);
+        }
+
+        protected void _RemoveAgentFromGroup(string RequestingAgentID, string AgentID, UUID GroupID)
+        {
+            // 1. Delete membership
+            m_Database.DeleteMember(GroupID, AgentID);
+
+            // 2. Remove from rolememberships
+            m_Database.DeleteMemberAllRoles(GroupID, AgentID);
+
+            // 3. if it was active group, inactivate it
+            PrincipalData principal = m_Database.RetrievePrincipal(AgentID);
+            if (principal != null && principal.ActiveGroupID == GroupID)
+            {
+                principal.ActiveGroupID = UUID.Zero;
+                m_Database.StorePrincipal(principal);
+            }
+        }
+
+        protected void _AddAgentToGroup(string RequestingAgentID, string AgentID, UUID GroupID, UUID RoleID, string accessToken)
+        {
+            // Check if it's already there
+            MembershipData data = m_Database.RetrieveMember(GroupID, AgentID);
+            if (data != null)
+                return;
+
+            // Add the membership
+            data = new MembershipData();
+            data.PrincipalID = AgentID;
+            data.GroupID = GroupID;
+            data.Data = new Dictionary<string, string>();
+            data.Data["SelectedRoleID"] = RoleID.ToString();
+            data.Data["Contribution"] = "0";
+            data.Data["ListInProfile"] = "1";
+            data.Data["AcceptNotices"] = "1";
+            data.Data["AccessToken"] = accessToken;
+
+            m_Database.StoreMember(data);
+
+            // Add principal to everyone role
+            _AddAgentToGroupRole(RequestingAgentID, AgentID, GroupID, UUID.Zero);
+
+            // Add principal to role, if different from everyone role
+            if (RoleID != UUID.Zero)
+                _AddAgentToGroupRole(RequestingAgentID, AgentID, GroupID, RoleID);
+
+            // Make thit this active group
+            PrincipalData pdata = new PrincipalData();
+            pdata.PrincipalID = AgentID;
+            pdata.ActiveGroupID = GroupID;
+            m_Database.StorePrincipal(pdata);
+
+        }
+
+        protected bool _AddOrUpdateGroupRole(string RequestingAgentID, UUID groupID, UUID roleID, string name, string description, string title, ulong powers, bool add)
+        {
+            RoleData data = m_Database.RetrieveRole(groupID, roleID);
+
+            if (add && data != null) // it already exists, can't create
+            {
+                m_log.DebugFormat("[Groups]: Group {0} already exists. Can't create it again", groupID);
+                return false;
+            }
+
+            if (!add && data == null) // it deosn't exist, can't update
+            {
+                m_log.DebugFormat("[Groups]: Group {0} doesn't exist. Can't update it", groupID);
+                return false;
+            }
+
+            if (add)
+                data = new RoleData();
+
+            data.GroupID = groupID;
+            data.RoleID = roleID;
+            data.Data = new Dictionary<string, string>();
+            data.Data["Name"] = name;
+            data.Data["Description"] = description;
+            data.Data["Title"] = title;
+            data.Data["Powers"] = powers.ToString();
+
+            return m_Database.StoreRole(data);
+        }
+
+        protected void _RemoveGroupRole(UUID groupID, UUID roleID)
+        {
+            m_Database.DeleteRole(groupID, roleID);
+        }
+
+        protected void _AddAgentToGroupRole(string RequestingAgentID, string AgentID, UUID GroupID, UUID RoleID)
+        {
+            RoleMembershipData data = m_Database.RetrieveRoleMember(GroupID, RoleID, AgentID);
+            if (data != null)
+                return;
+
+            data = new RoleMembershipData();
+            data.GroupID = GroupID;
+            data.PrincipalID = AgentID;
+            data.RoleID = RoleID;
+            m_Database.StoreRoleMember(data);
+
+            // Make it the SelectedRoleID
+            MembershipData membership = m_Database.RetrieveMember(GroupID, AgentID);
+            if (membership == null)
+            {
+                m_log.DebugFormat("[Groups]: ({0}) No such member {0} in group {1}", AgentID, GroupID);
+                return;
+            }
+
+            membership.Data["SelectedRoleID"] = RoleID.ToString();
+            m_Database.StoreMember(membership);
+
+        }
+
+        protected List<GroupRolesData> _GetGroupRoles(UUID groupID)
+        {
+            List<GroupRolesData> roles = new List<GroupRolesData>();
+
+            RoleData[] data = m_Database.RetrieveRoles(groupID);
+
+            if (data == null || (data != null && data.Length == 0))
+                return roles;
+
+            foreach (RoleData d in data)
+            {
+                GroupRolesData r = new GroupRolesData();
+                r.Description = d.Data["Description"];
+                r.Members = m_Database.RoleMemberCount(groupID, d.RoleID);
+                r.Name = d.Data["Name"];
+                r.Powers = UInt64.Parse(d.Data["Powers"]);
+                r.RoleID = d.RoleID;
+                r.Title = d.Data["Title"];
+
+                roles.Add(r);
+            }
+
+            return roles;
+        }
+
+        protected List<ExtendedGroupRoleMembersData> _GetGroupRoleMembers(UUID GroupID, bool isInGroup)
+        {
+            List<ExtendedGroupRoleMembersData> rmembers = new List<ExtendedGroupRoleMembersData>();
+
+            RoleData[] rdata = new RoleData[0];
+            if (!isInGroup)
+            {
+                rdata = m_Database.RetrieveRoles(GroupID);
+                if (rdata == null || (rdata != null && rdata.Length == 0))
+                    return rmembers;
+            }
+            List<RoleData> rlist = new List<RoleData>(rdata);
+            if (!isInGroup)
+                rlist = rlist.FindAll(r => (UInt64.Parse(r.Data["Powers"]) & (ulong)GroupPowers.MemberVisible) != 0);
+
+            RoleMembershipData[] data = m_Database.RetrieveRolesMembers(GroupID);
+
+            if (data == null || (data != null && data.Length == 0))
+                return rmembers;
+
+            foreach (RoleMembershipData d in data)
+            {
+                if (!isInGroup)
+                {
+                    RoleData rd = rlist.Find(_r => _r.RoleID == d.RoleID); // visible role
+                    if (rd == null)
+                        continue;
+                }
+
+                ExtendedGroupRoleMembersData r = new ExtendedGroupRoleMembersData();
+                r.MemberID = d.PrincipalID;
+                r.RoleID = d.RoleID;
+
+                rmembers.Add(r);
+            }
+
+            return rmembers;
+        }
+
+        protected bool _AddNotice(UUID groupID, UUID noticeID, string fromName, string subject, string message,
+            bool hasAttachment, byte attType, string attName, UUID attItemID, string attOwnerID)
+        {
+            NoticeData data = new NoticeData();
+            data.GroupID = groupID;
+            data.NoticeID = noticeID;
+            data.Data = new Dictionary<string, string>();
+            data.Data["FromName"] = fromName;
+            data.Data["Subject"] = subject;
+            data.Data["Message"] = message;
+            data.Data["HasAttachment"] = hasAttachment ? "1" : "0";
+            if (hasAttachment)
+            {
+                data.Data["AttachmentType"] = attType.ToString();
+                data.Data["AttachmentName"] = attName;
+                data.Data["AttachmentItemID"] = attItemID.ToString();
+                data.Data["AttachmentOwnerID"] = attOwnerID;
+            }
+            data.Data["TMStamp"] = ((uint)Util.UnixTimeSinceEpoch()).ToString();
+
+            return m_Database.StoreNotice(data);
+        }
+
+        #endregion
+
+        #region structure translations
+        ExtendedGroupRecord _GroupDataToRecord(GroupData data)
+        {
+            if (data == null)
+                return null;
+
+            ExtendedGroupRecord rec = new ExtendedGroupRecord();
+            rec.AllowPublish = data.Data["AllowPublish"] == "1" ? true : false;
+            rec.Charter = data.Data["Charter"];
+            rec.FounderID = new UUID(data.Data["FounderID"]);
+            rec.GroupID = data.GroupID;
+            rec.GroupName = data.Data["Name"];
+            rec.GroupPicture = new UUID(data.Data["InsigniaID"]);
+            rec.MaturePublish = data.Data["MaturePublish"] == "1" ? true : false;
+            rec.MembershipFee = Int32.Parse(data.Data["MembershipFee"]);
+            rec.OpenEnrollment = data.Data["OpenEnrollment"] == "1" ? true : false;
+            rec.OwnerRoleID = new UUID(data.Data["OwnerRoleID"]);
+            rec.ShowInList = data.Data["ShowInList"] == "1" ? true : false;
+            rec.ServiceLocation = data.Data["Location"];
+            rec.MemberCount = m_Database.MemberCount(data.GroupID);
+            rec.RoleCount = m_Database.RoleCount(data.GroupID);
+
+            return rec;
+        }
+
+        GroupNoticeInfo _NoticeDataToInfo(NoticeData data)
+        {
+            GroupNoticeInfo notice = new GroupNoticeInfo();
+            notice.GroupID = data.GroupID;
+            notice.Message = data.Data["Message"];
+            notice.noticeData = _NoticeDataToData(data);
+
+            return notice;
+        }
+
+        ExtendedGroupNoticeData _NoticeDataToData(NoticeData data)
+        {
+            ExtendedGroupNoticeData notice = new ExtendedGroupNoticeData();
+            notice.FromName = data.Data["FromName"];
+            notice.NoticeID = data.NoticeID;
+            notice.Subject = data.Data["Subject"];
+            notice.Timestamp = uint.Parse((string)data.Data["TMStamp"]);
+            notice.HasAttachment = data.Data["HasAttachment"] == "1" ? true : false;
+            if (notice.HasAttachment)
+            {
+                notice.AttachmentName = data.Data["AttachmentName"];
+                notice.AttachmentItemID = new UUID(data.Data["AttachmentItemID"].ToString());
+                notice.AttachmentType = byte.Parse(data.Data["AttachmentType"].ToString());
+                notice.AttachmentOwnerID = data.Data["AttachmentOwnerID"].ToString();
+            }
+
+
+            return notice;
+        }
+
+        #endregion
+
+        #region permissions
+        private bool HasPower(string agentID, UUID groupID, GroupPowers power)
+        {
+            RoleMembershipData[] rmembership = m_Database.RetrieveMemberRoles(groupID, agentID);
+            if (rmembership == null || (rmembership != null && rmembership.Length == 0))
+                return false;
+
+            foreach (RoleMembershipData rdata in rmembership)
+            {
+                RoleData role = m_Database.RetrieveRole(groupID, rdata.RoleID);
+                if ( (UInt64.Parse(role.Data["Powers"]) & (ulong)power) != 0 )
+                    return true;
+            }
+            return false;
+        }
+
+        private bool IsOwner(string agentID, UUID groupID)
+        {
+            GroupData group = m_Database.RetrieveGroup(groupID);
+            if (group == null)
+                return false;
+
+            RoleMembershipData rmembership = m_Database.RetrieveRoleMember(groupID, new UUID(group.Data["OwnerRoleID"]), agentID);
+            if (rmembership == null)
+                return false;
+
+            return true;
+        }
+        #endregion
+
+    }
+}