OpenSim.Region.Framework.Scenes.Scene.VerifyUserPresence C# (CSharp) Method

        public virtual bool VerifyUserPresence(AgentCircuitData agent, out string reason)
        {
            reason = String.Empty;

            IPresenceService presence = RequestModuleInterface<IPresenceService>();
            if (presence == null)
            {
                reason = String.Format("Failed to verify user presence in the grid for {0} {1} in region {2}. Presence service does not exist.", agent.firstname, agent.lastname, RegionInfo.RegionName);
                return false;
            }

            OpenSim.Services.Interfaces.PresenceInfo pinfo = presence.GetAgent(agent.SessionID);

            if (pinfo == null)
            {
                reason = String.Format("Failed to verify user presence in the grid for {0} {1}, access denied to region {2}.", agent.firstname, agent.lastname, RegionInfo.RegionName);
                return false;
            }

            return true;
        }