source: binary-improvements/7dtd-server-fixes/src/CustomCommands/SetTimeReal.cs@ 180

using System;

namespace AllocsFixes.CustomCommands
{
        public class SetTimeReal : ConsoleCommand
        {
                public SetTimeReal (ConsoleSdtd cons) : base(cons)
                {
                }

                public override string Description ()
                {
                        return "set current ingame time, params: <day> <hour> <min>";
                }

                public override string[] Names ()
                {
                        return new string[] { "settimereal", "str" };
                }

                public override void Run (string[] _params)
                {
                        try {
                                if (_params.Length != 3) {
                                        m_Console.SendResult ("Usage: settimereal <day> <hour> <min>");
                                        return;
                                }

                                int day, hour, min;
                                if (!int.TryParse (_params [0], out day)) {
                                        m_Console.SendResult ("Could not parse day number \"" + _params [0] + "\"");
                                        return;
                                }
                                if (day < 1) {
                                        m_Console.SendResult ("Day must be >= 1");
                                        return;
                                }
                                if (!int.TryParse (_params [1], out hour)) {
                                        m_Console.SendResult ("Could not parse hour \"" + _params [1] + "\"");
                                        return;
                                }
                                if (hour > 23) {
                                        m_Console.SendResult ("Hour must be <= 23");
                                        return;
                                }
                                if (!int.TryParse (_params [2], out min)) {
                                        m_Console.SendResult ("Could not parse minute \"" + _params [2] + "\"");
                                        return;
                                }
                                if (min > 59) {
                                        m_Console.SendResult ("Minute must be <= 59");
                                        return;
                                }
                                if ((day < 1) || (hour < 8 && day < 1)) {
                                        m_Console.SendResult ("Time may not be prior to day 1, 8:00");
                                        return;
                                }

                                ulong time = ((ulong)(day - 1) * 24000) + ((ulong)hour * 1000) + ((ulong)min * 1000 / 60) - 8000;
                                m_Console.gameManager.World.gameTime = time;
                                m_Console.SendResult (String.Format ("Set time to Day {0}, {1:00}:{2:00} = {3}", day, hour, min, time));
                        } catch (Exception e) {
                                Log.Out ("Error in SetTimeReal.Run: " + e);
                        }
                }
        }
}