Universe.Modules.Ban.BanCheck.UpdatePresenceInfo C# (CSharp) Method

        PresenceInfo UpdatePresenceInfo (UUID agentID, PresenceInfo oldInfo, string ip, string version,
                                        string platform, string mac, string id0)
        {
            PresenceInfo info = new PresenceInfo ();
            info.AgentID = agentID;
            if (!string.IsNullOrEmpty (ip))
                info.LastKnownIP = ip;
            if (!string.IsNullOrEmpty (version))
                info.LastKnownViewer = version;
            if (!string.IsNullOrEmpty (platform))
                info.Platform = platform;
            if (!string.IsNullOrEmpty (mac))
                info.LastKnownMac = mac;
            if (!string.IsNullOrEmpty (id0))
                info.LastKnownID0 = id0;

            if (!oldInfo.KnownID0s.Contains (info.LastKnownID0))
                oldInfo.KnownID0s.Add (info.LastKnownID0);
            if (!oldInfo.KnownIPs.Contains (info.LastKnownIP))
                oldInfo.KnownIPs.Add (info.LastKnownIP);
            if (!oldInfo.KnownMacs.Contains (info.LastKnownMac))
                oldInfo.KnownMacs.Add (info.LastKnownMac);
            if (!oldInfo.KnownViewers.Contains (info.LastKnownViewer))
                oldInfo.KnownViewers.Add (info.LastKnownViewer);

            info.KnownViewers = oldInfo.KnownViewers;
            info.KnownMacs = oldInfo.KnownMacs;
            info.KnownIPs = oldInfo.KnownIPs;
            info.KnownID0s = oldInfo.KnownID0s;
            info.KnownAlts = oldInfo.KnownAlts;

            info.Flags = oldInfo.Flags;

            presenceInfo.UpdatePresenceInfo (info);

            return info;
        }