source: binary-improvements/7dtd-server-fixes/src/TelnetCommands/ShowInventory.cs@ 101

using System;
using System.Collections.Generic;

public class ShowInventory : ConsoleCommand
{
        private GameManager manager;

        public ShowInventory (ConsoleSdtd cons) : base(cons)
        {
                manager = m_Console.gameManager;
        }

        public override string Description ()
        {
                return "list inventory of a given player (entity id or name)";
        }

        public override string[] Names ()
        {
                return new string[] { "showinventory", "si" };
        }

        public override void Run (string[] _params)
        {
                if (_params.Length < 1) {
                        m_Console.md000a ("Usage: showinventory <playername|entityid>");
                        return;
                }

                int entityId = -1;
                PlayerDataStuff.PlayerItems items = null;
                if (int.TryParse (_params [0], out entityId)) {
                        items = PlayerDataStuff.GetPlayerItems (entityId);
                }

                if (items == null) {
                        string playerName = _params [0].ToLower ();
                        foreach (KeyValuePair<int, EntityPlayer> kvp in manager.World.playerEntities.dict) {
                                if (kvp.Value.EntityName.ToLower ().Equals (playerName)) {
                                        entityId = kvp.Key;
                                        break;
                                }
                        }
                }
                items = PlayerDataStuff.GetPlayerItems (entityId);

                if (items == null) {
                        m_Console.md000a ("Playername or entity id not found or no inventory saved (first saved after a player has been online for 30s).");
                        return;
                }

                m_Console.md000a ("Belt of player:");
                foreach (KeyValuePair<string, int> kvp in items.belt) {
                        m_Console.md000a (string.Format ("    {0:000} * {1}", kvp.Value, kvp.Key));
                }
                m_Console.md000a (string.Empty);
                m_Console.md000a ("Bagpack of player:");
                foreach (KeyValuePair<string, int> kvp in items.bag) {
                        m_Console.md000a (string.Format ("    {0:000} * {1}", kvp.Value, kvp.Key));
                }
                m_Console.md000a (string.Empty);
        }
}