remove legacy code for XML loading

EDPlayerJournal/HumanReadableMissionName.cs

@@ -1,63 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.IO;
-using System.Xml;
-
-namespace EDPlayerJournal;
-
-public class HumanReadableMissionName {
-    private static Dictionary<string, string>? humanreadable = null;
-
-    private static void LoadMissions() {
-        try {
-            string dir = AppDomain.CurrentDomain.BaseDirectory;
-            string file = Path.Combine(dir, "MissionNames.xml");
-
-            XmlDocument document = new XmlDocument();
-
-            using (FileStream stream = new FileStream(file, FileMode.Open)) {
-                document.Load(stream);
-                XmlNode? missions = document.DocumentElement;
-
-                if (missions == null || 
-                    missions.Name != "Missions" ||
-                    missions.ChildNodes == null) {
-                    throw new ApplicationException("Invalid XML");
-                }
-
-                humanreadable = new Dictionary<string, string>();
-
-                foreach (XmlNode mission in missions.ChildNodes) {
-                    if (mission.Attributes == null) {
-                        continue;
-                    }
-
-                    string? mission_key = mission.Attributes["Name"]?.Value;
-                    string? mission_name = mission.InnerText;
-
-                    if (mission_key == null || mission_name == null) {
-                        continue;
-                    }
-
-                    humanreadable.Add(mission_key, mission_name);
-                }
-            }
-        } catch (Exception) {
-            humanreadable = null;
-        }
-    }
-
-    public static string? MakeHumanReadableName(string name) {
-        LoadMissions();
-
-        if (humanreadable == null || name == null) {
-            return null;
-        }
-
-        if (humanreadable.ContainsKey(name)) {
-            return humanreadable[name];
-        }
-
-        return null;
-    }
-}