source: binary-improvements/7dtd-server-fixes/src/NetConnections/Servers/Web/API/GetPlayerInventory.cs@ 174

using AllocsFixes.JSON;
using AllocsFixes.PersistentData;
using System;
using System.Collections.Generic;
using System.Net;

namespace AllocsFixes.NetConnections.Servers.Web.API
{
        public class GetPlayerInventory : WebAPI
        {
                public override void HandleRequest (HttpListenerRequest req, HttpListenerResponse resp, HttpListenerBasicIdentity user)
                {
                        if (req.QueryString ["steamid"] == null) {
                                resp.StatusCode = (int)HttpStatusCode.InternalServerError;
                                Web.SetResponseTextContent (resp, "No SteamID given");
                                return;
                        }

                        Player p = PersistentContainer.Instance.Players [req.QueryString ["steamid"]];
                        if (p == null) {
                                resp.StatusCode = (int)HttpStatusCode.InternalServerError;
                                Web.SetResponseTextContent (resp, "Invalid or unknown SteamID given");
                                return;
                        }

                        PersistentData.Inventory inv = p.Inventory;


                        JSONObject result = new JSONObject ();

                        JSONArray bag = new JSONArray ();
                        JSONArray belt = new JSONArray ();
                        result.Add ("bag", bag);
                        result.Add ("belt", belt);

                        for (int i = 0; i < inv.belt.Count; i++) {
                                JSONObject item = new JSONObject();
                                if (inv.belt [i] != null) {
                                        item.Add ("count", new JSONNumber(inv.belt[i].count));
                                        item.Add ("name", new JSONString(inv.belt[i].itemName));
                                } else {
                                        item.Add ("count", new JSONNumber(0));
                                        item.Add ("name", new JSONString(string.Empty));
                                }
                                belt.Add(item);
                        }
                        for (int i = 0; i < inv.bag.Count; i++) {
                                JSONObject item = new JSONObject();
                                if (inv.bag [i] != null) {
                                        item.Add ("count", new JSONNumber(inv.bag[i].count));
                                        item.Add ("name", new JSONString(inv.bag[i].itemName));
                                } else {
                                        item.Add ("count", new JSONNumber(0));
                                        item.Add ("name", new JSONString(string.Empty));
                                }
                                bag.Add(item);
                        }

                        WriteJSON (resp, result);
                }
        }
}