Please disclose if any significant portion of your mod was created using AI tools by adding the 'AI Generated' category. Failing to do so may result in the mod being removed from Thunderstore.
Decompiled source of ModBlocker v1.3.0
patchers/ModBlocker.dll
Decompiled a day agousing System; using System.Collections.Generic; using System.Diagnostics; using System.IO; using System.Reflection; using System.Runtime.CompilerServices; using System.Runtime.Versioning; using Microsoft.CodeAnalysis; using Mono.Cecil; using Mono.Collections.Generic; [assembly: CompilationRelaxations(8)] [assembly: RuntimeCompatibility(WrapNonExceptionThrows = true)] [assembly: Debuggable(DebuggableAttribute.DebuggingModes.IgnoreSymbolStoreSequencePoints)] [assembly: TargetFramework(".NETFramework,Version=v4.7.2", FrameworkDisplayName = ".NET Framework 4.7.2")] [assembly: AssemblyCompany("ModBlocker")] [assembly: AssemblyConfiguration("Release")] [assembly: AssemblyFileVersion("1.3.0.0")] [assembly: AssemblyInformationalVersion("1.3.0+e561f363516889d3d83473733fa8d9e307d7197d")] [assembly: AssemblyProduct("ModBlocker")] [assembly: AssemblyTitle("ModBlocker")] [assembly: AssemblyVersion("1.3.0.0")] [module: RefSafetyRules(11)] namespace Microsoft.CodeAnalysis { [CompilerGenerated] [Embedded] internal sealed class EmbeddedAttribute : Attribute { } } namespace System.Runtime.CompilerServices { [CompilerGenerated] [Embedded] [AttributeUsage(AttributeTargets.Module, AllowMultiple = false, Inherited = false)] internal sealed class RefSafetyRulesAttribute : Attribute { public readonly int Version; public RefSafetyRulesAttribute(int P_0) { Version = P_0; } } } namespace ModBlocker { public static class Patcher { private class Unit { public string Name; public List<string> Files = new List<string>(); public bool Blocked; public List<string> AssemblyNames = new List<string>(); public List<string> PluginGuids = new List<string>(); public List<string> ReferencedAssemblies = new List<string>(); public List<string> HardDependencyGuids = new List<string>(); } private static readonly string BepInExRoot = Path.GetFullPath(Path.Combine(Path.GetDirectoryName(typeof(Patcher).Assembly.Location) ?? ".", "..")); private static readonly string LogFile = Path.Combine(BepInExRoot, "ModBlocker.log"); private static readonly string[] Protected = new string[2] { "modblocker.dll", "modblockerui.dll" }; public static IEnumerable<string> TargetDLLs { get { yield break; } } public static void Patch(AssemblyDefinition assembly) { } public static void Initialize() { try { File.WriteAllText(LogFile, ""); Run(); } catch (Exception ex) { Log("Fatal error: " + ex); } } private static void Run() { List<string> list = LoadBlocklist(Path.Combine(BepInExRoot, "config", "modblocker.cfg")); string path = Path.Combine(BepInExRoot, "config", "modblocker.server"); string[] array; if (File.Exists(path)) { array = File.ReadAllText(path).Split(new char[1] { ',' }); for (int i = 0; i < array.Length; i++) { string text = Normalize(array[i]); if (text.Length > 0 && !list.Contains(text)) { list.Add(text); } } } Log("Blocklist (" + list.Count + "): " + string.Join(", ", list.ToArray())); string text2 = Path.Combine(BepInExRoot, "plugins"); if (!Directory.Exists(text2)) { Log("Plugins folder not found: " + text2); return; } List<Unit> list2 = new List<Unit>(); array = Directory.GetDirectories(text2); foreach (string path2 in array) { Unit unit = new Unit { Name = Path.GetFileName(path2) }; unit.Files.AddRange(Directory.GetFiles(path2, "*", SearchOption.AllDirectories)); unit.Blocked = list.Contains(Normalize(unit.Name)) || AnyDllListed(unit, list); list2.Add(unit); } array = Directory.GetFiles(text2); foreach (string text3 in array) { Unit unit2 = new Unit { Name = Path.GetFileName(text3) }; unit2.Files.Add(text3); unit2.Blocked = AnyDllListed(unit2, list); list2.Add(unit2); } foreach (Unit item in list2) { Analyze(item); } foreach (Unit item2 in list2) { if (item2.Blocked && IsCoreLibrary(item2)) { item2.Blocked = false; Log("Refused: " + item2.Name + " is a protected core library (BepInEx/Jotunn)."); } } bool flag = true; while (flag) { flag = false; foreach (Unit item3 in list2) { if (item3.Blocked || IsCoreLibrary(item3)) { continue; } foreach (Unit item4 in list2) { if (item4.Blocked && item4 != item3) { string text4 = Needs(item3, item4); if (text4 != null) { item3.Blocked = true; flag = true; Log("Also blocked: " + item3.Name + " (depends on " + item4.Name + ", " + text4 + ")"); break; } } } } } foreach (Unit item5 in list2) { foreach (string file in item5.Files) { Apply(file, item5.Blocked); } } } private static string Needs(Unit kept, Unit blocked) { foreach (string referencedAssembly in kept.ReferencedAssemblies) { foreach (string assemblyName in blocked.AssemblyNames) { if (referencedAssembly.Equals(assemblyName, StringComparison.OrdinalIgnoreCase)) { return "assembly reference " + assemblyName; } } } foreach (string hardDependencyGuid in kept.HardDependencyGuids) { foreach (string pluginGuid in blocked.PluginGuids) { if (hardDependencyGuid.Equals(pluginGuid, StringComparison.OrdinalIgnoreCase)) { return "hard BepInDependency " + pluginGuid; } } } return null; } private static bool IsCoreLibrary(Unit u) { if (Normalize(u.Name).Contains("jotunn")) { return true; } foreach (string assemblyName in u.AssemblyNames) { if (assemblyName.Equals("Jotunn", StringComparison.OrdinalIgnoreCase) || assemblyName.StartsWith("BepInEx", StringComparison.OrdinalIgnoreCase)) { return true; } } foreach (string pluginGuid in u.PluginGuids) { if (pluginGuid.Equals("com.jotunn.jotunn", StringComparison.OrdinalIgnoreCase)) { return true; } } return false; } private static void Analyze(Unit u) { //IL_006c: Unknown result type (might be due to invalid IL or missing references) //IL_0071: Unknown result type (might be due to invalid IL or missing references) //IL_00ae: Unknown result type (might be due to invalid IL or missing references) //IL_00b3: Unknown result type (might be due to invalid IL or missing references) //IL_00d6: Unknown result type (might be due to invalid IL or missing references) //IL_00db: Unknown result type (might be due to invalid IL or missing references) //IL_0124: Unknown result type (might be due to invalid IL or missing references) //IL_0129: Unknown result type (might be due to invalid IL or missing references) //IL_0187: Unknown result type (might be due to invalid IL or missing references) //IL_018c: Unknown result type (might be due to invalid IL or missing references) //IL_01d0: Unknown result type (might be due to invalid IL or missing references) //IL_01d5: Unknown result type (might be due to invalid IL or missing references) //IL_01a4: Unknown result type (might be due to invalid IL or missing references) //IL_01a9: Unknown result type (might be due to invalid IL or missing references) foreach (string file in u.Files) { if (!file.EndsWith(".dll", StringComparison.OrdinalIgnoreCase) && !file.EndsWith(".dll.blocked", StringComparison.OrdinalIgnoreCase)) { continue; } try { ModuleDefinition val = ModuleDefinition.ReadModule(file); try { if (val.Assembly != null) { u.AssemblyNames.Add(((AssemblyNameReference)val.Assembly.Name).Name); } Enumerator<AssemblyNameReference> enumerator2 = val.AssemblyReferences.GetEnumerator(); try { while (enumerator2.MoveNext()) { AssemblyNameReference current2 = enumerator2.Current; u.ReferencedAssemblies.Add(current2.Name); } } finally { ((IDisposable)enumerator2/*cast due to .constrained prefix*/).Dispose(); } Enumerator<TypeDefinition> enumerator3 = val.Types.GetEnumerator(); try { while (enumerator3.MoveNext()) { TypeDefinition current3 = enumerator3.Current; if (!current3.HasCustomAttributes) { continue; } Enumerator<CustomAttribute> enumerator4 = current3.CustomAttributes.GetEnumerator(); try { while (enumerator4.MoveNext()) { CustomAttribute current4 = enumerator4.Current; string fullName = ((MemberReference)current4.AttributeType).FullName; CustomAttributeArgument val2; if (fullName == "BepInEx.BepInPlugin" && current4.ConstructorArguments.Count > 0) { List<string> pluginGuids = u.PluginGuids; val2 = current4.ConstructorArguments[0]; pluginGuids.Add((((CustomAttributeArgument)(ref val2)).Value as string) ?? ""); } else { if (!(fullName == "BepInEx.BepInDependency") || current4.ConstructorArguments.Count <= 0) { continue; } bool flag = true; if (current4.ConstructorArguments.Count > 1) { val2 = current4.ConstructorArguments[1]; if (((CustomAttributeArgument)(ref val2)).Value is int) { val2 = current4.ConstructorArguments[1]; flag = ((int)((CustomAttributeArgument)(ref val2)).Value & 1) != 0; } } if (flag) { List<string> hardDependencyGuids = u.HardDependencyGuids; val2 = current4.ConstructorArguments[0]; hardDependencyGuids.Add((((CustomAttributeArgument)(ref val2)).Value as string) ?? ""); } } } } finally { ((IDisposable)enumerator4/*cast due to .constrained prefix*/).Dispose(); } } } finally { ((IDisposable)enumerator3/*cast due to .constrained prefix*/).Dispose(); } } finally { ((IDisposable)val)?.Dispose(); } } catch { } } } private static bool AnyDllListed(Unit u, List<string> blocklist) { foreach (string file in u.Files) { if (IsDllMatch(file, blocklist)) { return true; } } return false; } private static string Normalize(string s) { return (s ?? "").Trim().ToLowerInvariant(); } private static bool IsProtected(string file) { string text = Path.GetFileName(file).ToLowerInvariant(); if (text.EndsWith(".blocked")) { text = text.Substring(0, text.Length - ".blocked".Length); } string[] array = Protected; foreach (string text2 in array) { if (text == text2) { return true; } } return false; } private static void Apply(string file, bool block) { if (block && IsProtected(file)) { Log("Ignored: " + Path.GetFileName(file) + " (ModBlocker cannot block itself)"); block = false; } if (block && file.EndsWith(".dll", StringComparison.OrdinalIgnoreCase)) { TryMove(file, file + ".blocked", "Blocked"); } else if (!block && file.EndsWith(".dll.blocked", StringComparison.OrdinalIgnoreCase)) { string text = file.Substring(0, file.Length - ".blocked".Length); if (!File.Exists(text)) { TryMove(file, text, "Re-enabled"); } } } private static bool IsDllMatch(string file, List<string> blocklist) { string text = Path.GetFileName(file); if (text.EndsWith(".blocked", StringComparison.OrdinalIgnoreCase)) { text = text.Substring(0, text.Length - ".blocked".Length); } return blocklist.Contains(Normalize(text)); } private static List<string> LoadBlocklist(string path) { List<string> list = new List<string>(); if (!File.Exists(path)) { File.WriteAllLines(path, new string[11] { "## Settings file was created by plugin ModBlocker", "## Plugin GUID: modblocker", "", "[Blocklist]", "", "## Comma-separated list of mods to block at the NEXT launch.", "## Mod manager folder names (Author-ModName) or DLL file names (SomePlugin.dll). Case-insensitive.", "## Example: SomeAuthor-SomeMod, SomeOldPlugin.dll", "# Setting type: String", "# Default value: ", "Mods = " }); return list; } string[] array = File.ReadAllLines(path); for (int i = 0; i < array.Length; i++) { string text = array[i].Trim(); if (text.Length == 0 || text.StartsWith("#") || text.StartsWith(";") || text.StartsWith("[")) { continue; } if (text.IndexOf('=') >= 0) { if (!text.Substring(0, text.IndexOf('=')).Trim().Equals("Mods", StringComparison.OrdinalIgnoreCase)) { continue; } string[] array2 = text.Substring(text.IndexOf('=') + 1).Split(new char[1] { ',' }); for (int j = 0; j < array2.Length; j++) { string text2 = Normalize(array2[j]); if (text2.Length > 0 && !list.Contains(text2)) { list.Add(text2); } } } else { string text3 = Normalize(text); if (text3.Length > 0 && !list.Contains(text3)) { list.Add(text3); } } } return list; } private static void TryMove(string from, string to, string action) { try { File.Move(from, to); Log(action + ": " + Path.GetFileName(to)); } catch (Exception ex) { Log("Could not rename " + from + ": " + ex.Message); } } private static void Log(string msg) { string text = "[ModBlocker] " + msg; Console.WriteLine(text); try { File.AppendAllText(LogFile, text + Environment.NewLine); } catch { } } } }
plugins/ModBlockerUI.dll
Decompiled a day agousing System; using System.Collections; using System.Collections.Generic; using System.Diagnostics; using System.Globalization; using System.IO; using System.IO.Compression; using System.Linq; using System.Reflection; using System.Runtime.CompilerServices; using System.Runtime.Serialization; using System.Runtime.Versioning; using System.Security; using System.Security.Permissions; using BepInEx; using BepInEx.Configuration; using HarmonyLib; using JetBrains.Annotations; using Microsoft.CodeAnalysis; using ServerSync; using UnityEngine; [assembly: CompilationRelaxations(8)] [assembly: RuntimeCompatibility(WrapNonExceptionThrows = true)] [assembly: Debuggable(DebuggableAttribute.DebuggingModes.IgnoreSymbolStoreSequencePoints)] [assembly: TargetFramework(".NETFramework,Version=v4.7.2", FrameworkDisplayName = ".NET Framework 4.7.2")] [assembly: IgnoresAccessChecksTo("Accessibility")] [assembly: IgnoresAccessChecksTo("Assembly-CSharp")] [assembly: IgnoresAccessChecksTo("assembly_googleanalytics")] [assembly: IgnoresAccessChecksTo("assembly_guiutils")] [assembly: IgnoresAccessChecksTo("assembly_lux")] [assembly: IgnoresAccessChecksTo("assembly_postprocessing")] [assembly: IgnoresAccessChecksTo("assembly_simplemeshcombine")] [assembly: IgnoresAccessChecksTo("assembly_steamworks")] [assembly: IgnoresAccessChecksTo("assembly_sunshafts")] [assembly: IgnoresAccessChecksTo("assembly_utils")] [assembly: IgnoresAccessChecksTo("assembly_valheim")] [assembly: IgnoresAccessChecksTo("com.rlabrecque.steamworks.net")] [assembly: IgnoresAccessChecksTo("ConnectedStorage")] [assembly: IgnoresAccessChecksTo("Fishlabs.Common")] [assembly: IgnoresAccessChecksTo("Fishlabs.Core")] [assembly: IgnoresAccessChecksTo("Mono.Posix")] [assembly: IgnoresAccessChecksTo("Mono.WebBrowser")] [assembly: IgnoresAccessChecksTo("netstandard")] [assembly: IgnoresAccessChecksTo("PlayFab")] [assembly: IgnoresAccessChecksTo("PlayFabParty")] [assembly: IgnoresAccessChecksTo("ui_lib")] [assembly: IgnoresAccessChecksTo("XblPCSandbox")] [assembly: IgnoresAccessChecksTo("XGamingRuntime")] [assembly: AssemblyCompany("ModBlockerUI")] [assembly: AssemblyConfiguration("Release")] [assembly: AssemblyFileVersion("1.3.0.0")] [assembly: AssemblyInformationalVersion("1.3.0+e561f363516889d3d83473733fa8d9e307d7197d")] [assembly: AssemblyProduct("ModBlockerUI")] [assembly: AssemblyTitle("ModBlockerUI")] [assembly: SecurityPermission(SecurityAction.RequestMinimum, SkipVerification = true)] [assembly: AssemblyVersion("1.3.0.0")] [module: UnverifiableCode] [module: RefSafetyRules(11)] namespace Microsoft.CodeAnalysis { [CompilerGenerated] [Embedded] internal sealed class EmbeddedAttribute : Attribute { } } namespace System.Runtime.CompilerServices { [CompilerGenerated] [Embedded] [AttributeUsage(AttributeTargets.Class | AttributeTargets.Property | AttributeTargets.Field | AttributeTargets.Event | AttributeTargets.Parameter | AttributeTargets.ReturnValue | AttributeTargets.GenericParameter, AllowMultiple = false, Inherited = false)] internal sealed class NullableAttribute : Attribute { public readonly byte[] NullableFlags; public NullableAttribute(byte P_0) { NullableFlags = new byte[1] { P_0 }; } public NullableAttribute(byte[] P_0) { NullableFlags = P_0; } } [CompilerGenerated] [Embedded] [AttributeUsage(AttributeTargets.Class | AttributeTargets.Struct | AttributeTargets.Method | AttributeTargets.Interface | AttributeTargets.Delegate, AllowMultiple = false, Inherited = false)] internal sealed class NullableContextAttribute : Attribute { public readonly byte Flag; public NullableContextAttribute(byte P_0) { Flag = P_0; } } [CompilerGenerated] [Embedded] [AttributeUsage(AttributeTargets.Module, AllowMultiple = false, Inherited = false)] internal sealed class RefSafetyRulesAttribute : Attribute { public readonly int Version; public RefSafetyRulesAttribute(int P_0) { Version = P_0; } } } namespace ModBlocker { [BepInPlugin("modblocker", "ModBlocker", "1.3.0")] public class ModBlockerUI : BaseUnityPlugin { private static readonly ConfigSync configSync = new ConfigSync("modblocker") { DisplayName = "ModBlocker", CurrentVersion = "1.3.0", MinimumRequiredVersion = "1.3.0", ModRequired = true }; private ConfigEntry<bool> _lockConfig; private ConfigEntry<string> _mods; private void Awake() { _lockConfig = ((BaseUnityPlugin)this).Config.Bind<bool>("Blocklist", "Lock Configuration", true, "Server side: if enabled, the server's blocklist overrides every client's (applies on their next launch). Players without ModBlocker are kicked either way."); configSync.AddLockingConfigEntry<bool>(_lockConfig); _mods = ((BaseUnityPlugin)this).Config.Bind<string>("Blocklist", "Mods", "", "Comma-separated list of mods to block at the NEXT launch.\nUse mod manager folder names (Author-ModName) or DLL file names (SomePlugin.dll).\nCase-insensitive. Example: SomeAuthor-SomeMod, SomeOldPlugin.dll"); configSync.AddConfigEntry<string>(_mods); _mods.SettingChanged += delegate { OnBlocklistChanged(); }; MirrorServerBlocklist(); ((BaseUnityPlugin)this).Logger.LogInfo((object)("Current blocklist: " + ((_mods.Value.Trim().Length == 0) ? "(empty)" : _mods.Value))); } private void OnBlocklistChanged() { ((BaseUnityPlugin)this).Config.Save(); MirrorServerBlocklist(); ((BaseUnityPlugin)this).Logger.LogInfo((object)("Blocklist updated (takes effect on next launch): " + _mods.Value)); } private void MirrorServerBlocklist() { try { string path = Path.Combine(Paths.ConfigPath, "modblocker.server"); string text = _mods.Value ?? ""; if (!File.Exists(path) || File.ReadAllText(path) != text) { File.WriteAllText(path, text); } } catch { } } } } namespace ServerSync { [PublicAPI] public abstract class OwnConfigEntryBase { public object? LocalBaseValue; public bool SynchronizedConfig = true; public abstract ConfigEntryBase BaseConfig { get; } } [PublicAPI] public class SyncedConfigEntry<T>(ConfigEntry<T> sourceConfig) : OwnConfigEntryBase() { public readonly ConfigEntry<T> SourceConfig = sourceConfig; public override ConfigEntryBase BaseConfig => (ConfigEntryBase)(object)SourceConfig; public T Value { get { return SourceConfig.Value; } set { SourceConfig.Value = value; } } public void AssignLocalValue(T value) { if (LocalBaseValue == null) { Value = value; } else { LocalBaseValue = value; } } } public abstract class CustomSyncedValueBase { public object? LocalBaseValue; public readonly string Identifier; public readonly Type Type; private object? boxedValue; protected bool localIsOwner; public readonly int Priority; public object? BoxedValue { get { return boxedValue; } set { boxedValue = value; this.ValueChanged?.Invoke(); } } public event Action? ValueChanged; protected CustomSyncedValueBase(ConfigSync configSync, string identifier, Type type, int priority) { Priority = priority; Identifier = identifier; Type = type; configSync.AddCustomValue(this); localIsOwner = configSync.IsSourceOfTruth; configSync.SourceOfTruthChanged += delegate(bool truth) { localIsOwner = truth; }; } } [PublicAPI] public sealed class CustomSyncedValue<T> : CustomSyncedValueBase { public T Value { get { return (T)base.BoxedValue; } set { base.BoxedValue = value; } } public CustomSyncedValue(ConfigSync configSync, string identifier, T value = default(T), int priority = 0) : base(configSync, identifier, typeof(T), priority) { Value = value; } public void AssignLocalValue(T value) { if (localIsOwner) { Value = value; } else { LocalBaseValue = value; } } } internal class ConfigurationManagerAttributes { [UsedImplicitly] public bool? ReadOnly = false; } [PublicAPI] public class ConfigSync { [HarmonyPatch(typeof(ZRpc), "HandlePackage")] private static class SnatchCurrentlyHandlingRPC { public static ZRpc? currentRpc; [HarmonyPrefix] private static void Prefix(ZRpc __instance) { currentRpc = __instance; } } [HarmonyPatch(typeof(ZNet), "Awake")] internal static class RegisterRPCPatch { [HarmonyPostfix] private static void Postfix(ZNet __instance) { isServer = __instance.IsServer(); foreach (ConfigSync configSync2 in configSyncs) { ZRoutedRpc.instance.Register<ZPackage>(configSync2.Name + " ConfigSync", (Action<long, ZPackage>)configSync2.RPC_FromOtherClientConfigSync); if (isServer) { configSync2.InitialSyncDone = true; Debug.Log((object)("Registered '" + configSync2.Name + " ConfigSync' RPC - waiting for incoming connections")); } } if (isServer) { ((MonoBehaviour)__instance).StartCoroutine(WatchAdminListChanges()); } static void SendAdmin(List<ZNetPeer> peers, bool isAdmin) { ZPackage package = ConfigsToPackage(null, null, new PackageEntry[1] { new PackageEntry { section = "Internal", key = "lockexempt", type = typeof(bool), value = isAdmin } }); ConfigSync configSync = configSyncs.First(); if (configSync != null) { ((MonoBehaviour)ZNet.instance).StartCoroutine(configSync.sendZPackage(peers, package)); } } static IEnumerator WatchAdminListChanges() { MethodInfo listContainsId = AccessTools.DeclaredMethod(typeof(ZNet), "ListContainsId", (Type[])null, (Type[])null); SyncedList adminList = (SyncedList)AccessTools.DeclaredField(typeof(ZNet), "m_adminList").GetValue(ZNet.instance); List<string> CurrentList = new List<string>(adminList.GetList()); while (true) { yield return (object)new WaitForSeconds(30f); if (!adminList.GetList().SequenceEqual(CurrentList)) { CurrentList = new List<string>(adminList.GetList()); List<ZNetPeer> list = ZNet.instance.GetPeers().Where(delegate(ZNetPeer p) { string hostName = p.m_rpc.GetSocket().GetHostName(); return ((object)listContainsId != null) ? ((bool)listContainsId.Invoke(ZNet.instance, new object[2] { adminList, hostName })) : adminList.Contains(hostName); }).ToList(); SendAdmin(ZNet.instance.GetPeers().Except(list).ToList(), isAdmin: false); SendAdmin(list, isAdmin: true); } } } } } [HarmonyPatch(typeof(ZNet), "OnNewConnection")] private static class RegisterClientRPCPatch { [HarmonyPostfix] private static void Postfix(ZNet __instance, ZNetPeer peer) { if (__instance.IsServer()) { return; } foreach (ConfigSync configSync in configSyncs) { peer.m_rpc.Register<ZPackage>(configSync.Name + " ConfigSync", (Action<ZRpc, ZPackage>)configSync.RPC_FromServerConfigSync); } } } private class ParsedConfigs { public readonly Dictionary<OwnConfigEntryBase, object?> configValues = new Dictionary<OwnConfigEntryBase, object>(); public readonly Dictionary<CustomSyncedValueBase, object?> customValues = new Dictionary<CustomSyncedValueBase, object>(); } [HarmonyPatch(typeof(ZNet), "Shutdown")] private class ResetConfigsOnShutdown { [HarmonyPostfix] private static void Postfix() { ProcessingServerUpdate = true; foreach (ConfigSync configSync in configSyncs) { configSync.resetConfigsFromServer(); configSync.IsSourceOfTruth = true; configSync.InitialSyncDone = false; } ProcessingServerUpdate = false; } } [HarmonyPatch(typeof(ZNet), "RPC_PeerInfo")] private class SendConfigsAfterLogin { private class BufferingSocket : ZPlayFabSocket, ISocket { public volatile bool finished; public volatile int versionMatchQueued = -1; public readonly List<ZPackage> Package = new List<ZPackage>(); public readonly ISocket Original; public BufferingSocket(ISocket original) { Original = original; ((ZPlayFabSocket)this)..ctor(); } public bool IsConnected() { return Original.IsConnected(); } public ZPackage Recv() { return Original.Recv(); } public int GetSendQueueSize() { return Original.GetSendQueueSize(); } public int GetCurrentSendRate() { return Original.GetCurrentSendRate(); } public bool IsHost() { return Original.IsHost(); } public void Dispose() { Original.Dispose(); } public bool GotNewData() { return Original.GotNewData(); } public void Close() { Original.Close(); } public string GetEndPointString() { return Original.GetEndPointString(); } public void GetAndResetStats(out int totalSent, out int totalRecv) { Original.GetAndResetStats(ref totalSent, ref totalRecv); } public void GetConnectionQuality(out float localQuality, out float remoteQuality, out int ping, out float outByteSec, out float inByteSec) { Original.GetConnectionQuality(ref localQuality, ref remoteQuality, ref ping, ref outByteSec, ref inByteSec); } public ISocket Accept() { return Original.Accept(); } public int GetHostPort() { return Original.GetHostPort(); } public bool Flush() { return Original.Flush(); } public string GetHostName() { return Original.GetHostName(); } public void VersionMatch() { if (finished) { Original.VersionMatch(); } else { versionMatchQueued = Package.Count; } } public void Send(ZPackage pkg) { //IL_004c: Unknown result type (might be due to invalid IL or missing references) //IL_0052: Expected O, but got Unknown int pos = pkg.GetPos(); pkg.SetPos(0); int num = pkg.ReadInt(); if ((num == StringExtensionMethods.GetStableHashCode("PeerInfo") || num == StringExtensionMethods.GetStableHashCode("RoutedRPC") || num == StringExtensionMethods.GetStableHashCode("ZDOData")) && !finished) { ZPackage val = new ZPackage(pkg.GetArray()); val.SetPos(pos); Package.Add(val); } else { pkg.SetPos(pos); Original.Send(pkg); } } } [HarmonyPriority(800)] [HarmonyPrefix] private static void Prefix(ref Dictionary<Assembly, BufferingSocket>? __state, ZNet __instance, ZRpc rpc) { //IL_0073: Unknown result type (might be due to invalid IL or missing references) if (!__instance.IsServer()) { return; } BufferingSocket bufferingSocket = new BufferingSocket(rpc.GetSocket()); AccessTools.DeclaredField(typeof(ZRpc), "m_socket").SetValue(rpc, bufferingSocket); object? obj = AccessTools.DeclaredMethod(typeof(ZNet), "GetPeer", new Type[1] { typeof(ZRpc) }, (Type[])null).Invoke(__instance, new object[1] { rpc }); ZNetPeer val = (ZNetPeer)((obj is ZNetPeer) ? obj : null); if (val != null && (int)ZNet.m_onlineBackend != 0) { FieldInfo fieldInfo = AccessTools.DeclaredField(typeof(ZNetPeer), "m_socket"); object? value = fieldInfo.GetValue(val); ZPlayFabSocket val2 = (ZPlayFabSocket)((value is ZPlayFabSocket) ? value : null); if (val2 != null) { typeof(ZPlayFabSocket).GetField("m_remotePlayerId").SetValue(bufferingSocket, val2.m_remotePlayerId); } fieldInfo.SetValue(val, bufferingSocket); } if (__state == null) { __state = new Dictionary<Assembly, BufferingSocket>(); } __state[Assembly.GetExecutingAssembly()] = bufferingSocket; } [HarmonyPostfix] private static void Postfix(Dictionary<Assembly, BufferingSocket> __state, ZNet __instance, ZRpc rpc) { ZNetPeer peer; if (__instance.IsServer()) { object obj = AccessTools.DeclaredMethod(typeof(ZNet), "GetPeer", new Type[1] { typeof(ZRpc) }, (Type[])null).Invoke(__instance, new object[1] { rpc }); peer = (ZNetPeer)((obj is ZNetPeer) ? obj : null); if (peer == null) { SendBufferedData(); } else { ((MonoBehaviour)__instance).StartCoroutine(sendAsync()); } } void SendBufferedData() { if (rpc.GetSocket() is BufferingSocket bufferingSocket) { AccessTools.DeclaredField(typeof(ZRpc), "m_socket").SetValue(rpc, bufferingSocket.Original); object? obj2 = AccessTools.DeclaredMethod(typeof(ZNet), "GetPeer", new Type[1] { typeof(ZRpc) }, (Type[])null).Invoke(__instance, new object[1] { rpc }); ZNetPeer val = (ZNetPeer)((obj2 is ZNetPeer) ? obj2 : null); if (val != null) { AccessTools.DeclaredField(typeof(ZNetPeer), "m_socket").SetValue(val, bufferingSocket.Original); } } BufferingSocket bufferingSocket2 = __state[Assembly.GetExecutingAssembly()]; bufferingSocket2.finished = true; for (int i = 0; i < bufferingSocket2.Package.Count; i++) { if (i == bufferingSocket2.versionMatchQueued) { bufferingSocket2.Original.VersionMatch(); } bufferingSocket2.Original.Send(bufferingSocket2.Package[i]); } if (bufferingSocket2.Package.Count == bufferingSocket2.versionMatchQueued) { bufferingSocket2.Original.VersionMatch(); } } IEnumerator sendAsync() { foreach (ConfigSync configSync in configSyncs) { List<PackageEntry> list = new List<PackageEntry>(); if (configSync.CurrentVersion != null) { list.Add(new PackageEntry { section = "Internal", key = "serverversion", type = typeof(string), value = configSync.CurrentVersion }); } MethodInfo methodInfo = AccessTools.DeclaredMethod(typeof(ZNet), "ListContainsId", (Type[])null, (Type[])null); SyncedList val = (SyncedList)AccessTools.DeclaredField(typeof(ZNet), "m_adminList").GetValue(ZNet.instance); list.Add(new PackageEntry { section = "Internal", key = "lockexempt", type = typeof(bool), value = (((object)methodInfo == null) ? ((object)val.Contains(rpc.GetSocket().GetHostName())) : methodInfo.Invoke(ZNet.instance, new object[2] { val, rpc.GetSocket().GetHostName() })) }); ZPackage package = ConfigsToPackage(configSync.allConfigs.Select((OwnConfigEntryBase c) => c.BaseConfig), configSync.allCustomValues, list, partial: false); yield return ((MonoBehaviour)__instance).StartCoroutine(configSync.sendZPackage(new List<ZNetPeer> { peer }, package)); } SendBufferedData(); } } } private class PackageEntry { public string section; public string key; public Type type; public object? value; } [HarmonyPatch(typeof(ConfigEntryBase), "GetSerializedValue")] private static class PreventSavingServerInfo { [HarmonyPrefix] private static bool Prefix(ConfigEntryBase __instance, ref string __result) { OwnConfigEntryBase ownConfigEntryBase = configData(__instance); if (ownConfigEntryBase == null || isWritableConfig(ownConfigEntryBase)) { return true; } __result = TomlTypeConverter.ConvertToString(ownConfigEntryBase.LocalBaseValue, __instance.SettingType); return false; } } [HarmonyPatch(typeof(ConfigEntryBase), "SetSerializedValue")] private static class PreventConfigRereadChangingValues { [HarmonyPrefix] private static bool Prefix(ConfigEntryBase __instance, string value) { OwnConfigEntryBase ownConfigEntryBase = configData(__instance); if (ownConfigEntryBase == null || ownConfigEntryBase.LocalBaseValue == null) { return true; } try { ownConfigEntryBase.LocalBaseValue = TomlTypeConverter.ConvertToValue(value, __instance.SettingType); } catch (Exception ex) { Debug.LogWarning((object)$"Config value of setting \"{__instance.Definition}\" could not be parsed and will be ignored. Reason: {ex.Message}; Value: {value}"); } return false; } } private class InvalidDeserializationTypeException : Exception { public string expected; public string received; public string field = ""; } public static bool ProcessingServerUpdate; public readonly string Name; public string? DisplayName; public string? CurrentVersion; public string? MinimumRequiredVersion; public bool ModRequired; private bool? forceConfigLocking; private bool isSourceOfTruth = true; private static readonly HashSet<ConfigSync> configSyncs; private readonly HashSet<OwnConfigEntryBase> allConfigs = new HashSet<OwnConfigEntryBase>(); private HashSet<CustomSyncedValueBase> allCustomValues = new HashSet<CustomSyncedValueBase>(); private static bool isServer; private static bool lockExempt; private OwnConfigEntryBase? lockedConfig; private const byte PARTIAL_CONFIGS = 1; private const byte FRAGMENTED_CONFIG = 2; private const byte COMPRESSED_CONFIG = 4; private readonly Dictionary<string, SortedDictionary<int, byte[]>> configValueCache = new Dictionary<string, SortedDictionary<int, byte[]>>(); private readonly List<KeyValuePair<long, string>> cacheExpirations = new List<KeyValuePair<long, string>>(); private static long packageCounter; public bool IsLocked { get { bool? flag = forceConfigLocking; bool num; if (!flag.HasValue) { if (lockedConfig == null) { goto IL_0051; } num = ((IConvertible)lockedConfig.BaseConfig.BoxedValue).ToInt32(CultureInfo.InvariantCulture) != 0; } else { num = flag == true; } if (num) { return !lockExempt; } goto IL_0051; IL_0051: return false; } set { forceConfigLocking = value; } } public bool IsAdmin { get { if (!lockExempt) { return isSourceOfTruth; } return true; } } public bool IsSourceOfTruth { get { return isSourceOfTruth; } private set { if (value != isSourceOfTruth) { isSourceOfTruth = value; this.SourceOfTruthChanged?.Invoke(value); } } } public bool InitialSyncDone { get; private set; } public event Action<bool>? SourceOfTruthChanged; private event Action? lockedConfigChanged; static ConfigSync() { ProcessingServerUpdate = false; configSyncs = new HashSet<ConfigSync>(); lockExempt = false; packageCounter = 0L; RuntimeHelpers.RunClassConstructor(typeof(VersionCheck).TypeHandle); } public ConfigSync(string name) { Name = name; configSyncs.Add(this); new VersionCheck(this); } public SyncedConfigEntry<T> AddConfigEntry<T>(ConfigEntry<T> configEntry) { OwnConfigEntryBase ownConfigEntryBase = configData((ConfigEntryBase)(object)configEntry); SyncedConfigEntry<T> syncedEntry = ownConfigEntryBase as SyncedConfigEntry<T>; if (syncedEntry == null) { syncedEntry = new SyncedConfigEntry<T>(configEntry); AccessTools.DeclaredField(typeof(ConfigDescription), "<Tags>k__BackingField").SetValue(((ConfigEntryBase)configEntry).Description, new object[1] { new ConfigurationManagerAttributes() }.Concat(((ConfigEntryBase)configEntry).Description.Tags ?? Array.Empty<object>()).Concat(new SyncedConfigEntry<T>[1] { syncedEntry }).ToArray()); configEntry.SettingChanged += delegate { if (!ProcessingServerUpdate && syncedEntry.SynchronizedConfig) { Broadcast(ZRoutedRpc.Everybody, (ConfigEntryBase)configEntry); } }; allConfigs.Add(syncedEntry); } return syncedEntry; } public SyncedConfigEntry<T> AddLockingConfigEntry<T>(ConfigEntry<T> lockingConfig) where T : IConvertible { if (lockedConfig != null) { throw new Exception("Cannot initialize locking ConfigEntry twice"); } lockedConfig = AddConfigEntry<T>(lockingConfig); lockingConfig.SettingChanged += delegate { this.lockedConfigChanged?.Invoke(); }; return (SyncedConfigEntry<T>)lockedConfig; } internal void AddCustomValue(CustomSyncedValueBase customValue) { if (allCustomValues.Select((CustomSyncedValueBase v) => v.Identifier).Concat(new string[1] { "serverversion" }).Contains(customValue.Identifier)) { throw new Exception("Cannot have multiple settings with the same name or with a reserved name (serverversion)"); } allCustomValues.Add(customValue); allCustomValues = new HashSet<CustomSyncedValueBase>(allCustomValues.OrderByDescending((CustomSyncedValueBase v) => v.Priority)); customValue.ValueChanged += delegate { if (!ProcessingServerUpdate) { Broadcast(ZRoutedRpc.Everybody, customValue); } }; } private void RPC_FromServerConfigSync(ZRpc rpc, ZPackage package) { lockedConfigChanged += serverLockedSettingChanged; IsSourceOfTruth = false; if (HandleConfigSyncRPC(0L, package, clientUpdate: false)) { InitialSyncDone = true; } } private void RPC_FromOtherClientConfigSync(long sender, ZPackage package) { HandleConfigSyncRPC(sender, package, clientUpdate: true); } private bool HandleConfigSyncRPC(long sender, ZPackage package, bool clientUpdate) { //IL_0209: Unknown result type (might be due to invalid IL or missing references) //IL_0210: Expected O, but got Unknown //IL_01b8: Unknown result type (might be due to invalid IL or missing references) //IL_01bf: Expected O, but got Unknown //IL_006c: Unknown result type (might be due to invalid IL or missing references) //IL_0073: Expected O, but got Unknown try { if (isServer && IsLocked) { ZRpc? currentRpc = SnatchCurrentlyHandlingRPC.currentRpc; object obj; if (currentRpc == null) { obj = null; } else { ISocket socket = currentRpc.GetSocket(); obj = ((socket != null) ? socket.GetHostName() : null); } string text = (string)obj; if (text != null) { MethodInfo methodInfo = AccessTools.DeclaredMethod(typeof(ZNet), "ListContainsId", (Type[])null, (Type[])null); SyncedList val = (SyncedList)AccessTools.DeclaredField(typeof(ZNet), "m_adminList").GetValue(ZNet.instance); if (!(((object)methodInfo == null) ? val.Contains(text) : ((bool)methodInfo.Invoke(ZNet.instance, new object[2] { val, text })))) { return false; } } } cacheExpirations.RemoveAll(delegate(KeyValuePair<long, string> kv) { if (kv.Key < DateTimeOffset.Now.Ticks) { configValueCache.Remove(kv.Value); return true; } return false; }); byte b = package.ReadByte(); if ((b & 2) != 0) { long num = package.ReadLong(); string text2 = sender.ToString() + num; if (!configValueCache.TryGetValue(text2, out SortedDictionary<int, byte[]> value)) { value = new SortedDictionary<int, byte[]>(); configValueCache[text2] = value; cacheExpirations.Add(new KeyValuePair<long, string>(DateTimeOffset.Now.AddSeconds(60.0).Ticks, text2)); } int key = package.ReadInt(); int num2 = package.ReadInt(); value.Add(key, package.ReadByteArray()); if (value.Count < num2) { return false; } configValueCache.Remove(text2); package = new ZPackage(value.Values.SelectMany((byte[] a) => a).ToArray()); b = package.ReadByte(); } ProcessingServerUpdate = true; if ((b & 4) != 0) { MemoryStream stream = new MemoryStream(package.ReadByteArray()); MemoryStream memoryStream = new MemoryStream(); using (DeflateStream deflateStream = new DeflateStream(stream, CompressionMode.Decompress)) { deflateStream.CopyTo(memoryStream); } package = new ZPackage(memoryStream.ToArray()); b = package.ReadByte(); } if ((b & 1) == 0) { resetConfigsFromServer(); } ParsedConfigs parsedConfigs = ReadConfigsFromPackage(package); ConfigFile val2 = null; bool saveOnConfigSet = false; foreach (KeyValuePair<OwnConfigEntryBase, object> configValue in parsedConfigs.configValues) { if (!isServer && configValue.Key.LocalBaseValue == null) { configValue.Key.LocalBaseValue = configValue.Key.BaseConfig.BoxedValue; } if (val2 == null) { val2 = configValue.Key.BaseConfig.ConfigFile; saveOnConfigSet = val2.SaveOnConfigSet; val2.SaveOnConfigSet = false; } configValue.Key.BaseConfig.BoxedValue = configValue.Value; } if (val2 != null) { val2.SaveOnConfigSet = saveOnConfigSet; val2.Save(); } foreach (KeyValuePair<CustomSyncedValueBase, object> customValue in parsedConfigs.customValues) { if (!isServer) { CustomSyncedValueBase key2 = customValue.Key; if (key2.LocalBaseValue == null) { key2.LocalBaseValue = customValue.Key.BoxedValue; } } customValue.Key.BoxedValue = customValue.Value; } Debug.Log((object)string.Format("Received {0} configs and {1} custom values from {2} for mod {3}", parsedConfigs.configValues.Count, parsedConfigs.customValues.Count, (isServer || clientUpdate) ? $"client {sender}" : "the server", DisplayName ?? Name)); if (!isServer) { serverLockedSettingChanged(); } return true; } finally { ProcessingServerUpdate = false; } } private ParsedConfigs ReadConfigsFromPackage(ZPackage package) { ParsedConfigs parsedConfigs = new ParsedConfigs(); Dictionary<string, OwnConfigEntryBase> dictionary = allConfigs.Where((OwnConfigEntryBase c) => c.SynchronizedConfig).ToDictionary((OwnConfigEntryBase c) => c.BaseConfig.Definition.Section + "_" + c.BaseConfig.Definition.Key, (OwnConfigEntryBase c) => c); Dictionary<string, CustomSyncedValueBase> dictionary2 = allCustomValues.ToDictionary((CustomSyncedValueBase c) => c.Identifier, (CustomSyncedValueBase c) => c); int num = package.ReadInt(); for (int num2 = 0; num2 < num; num2++) { string text = package.ReadString(); string text2 = package.ReadString(); string text3 = package.ReadString(); Type type = Type.GetType(text3); if (text3 == "" || type != null) { object obj; try { obj = ((text3 == "") ? null : ReadValueWithTypeFromZPackage(package, type)); } catch (InvalidDeserializationTypeException ex) { Debug.LogWarning((object)("Got unexpected struct internal type " + ex.received + " for field " + ex.field + " struct " + text3 + " for " + text2 + " in section " + text + " for mod " + (DisplayName ?? Name) + ", expecting " + ex.expected)); continue; } OwnConfigEntryBase value2; if (text == "Internal") { CustomSyncedValueBase value; if (text2 == "serverversion") { if (obj?.ToString() != CurrentVersion) { Debug.LogWarning((object)("Received server version is not equal: server version = " + (obj?.ToString() ?? "null") + "; local version = " + (CurrentVersion ?? "unknown"))); } } else if (text2 == "lockexempt") { if (obj is bool flag) { lockExempt = flag; } } else if (dictionary2.TryGetValue(text2, out value)) { if ((text3 == "" && (!value.Type.IsValueType || Nullable.GetUnderlyingType(value.Type) != null)) || GetZPackageTypeString(value.Type) == text3) { parsedConfigs.customValues[value] = obj; continue; } Debug.LogWarning((object)("Got unexpected type " + text3 + " for internal value " + text2 + " for mod " + (DisplayName ?? Name) + ", expecting " + value.Type.AssemblyQualifiedName)); } } else if (dictionary.TryGetValue(text + "_" + text2, out value2)) { Type type2 = configType(value2.BaseConfig); if ((text3 == "" && (!type2.IsValueType || Nullable.GetUnderlyingType(type2) != null)) || GetZPackageTypeString(type2) == text3) { parsedConfigs.configValues[value2] = obj; continue; } Debug.LogWarning((object)("Got unexpected type " + text3 + " for " + text2 + " in section " + text + " for mod " + (DisplayName ?? Name) + ", expecting " + type2.AssemblyQualifiedName)); } else { Debug.LogWarning((object)("Received unknown config entry " + text2 + " in section " + text + " for mod " + (DisplayName ?? Name) + ". This may happen if client and server versions of the mod do not match.")); } continue; } Debug.LogWarning((object)("Got invalid type " + text3 + ", abort reading of received configs")); return new ParsedConfigs(); } return parsedConfigs; } private static bool isWritableConfig(OwnConfigEntryBase config) { ConfigSync configSync = configSyncs.FirstOrDefault((ConfigSync cs) => cs.allConfigs.Contains(config)); if (configSync == null) { return true; } if (!configSync.IsSourceOfTruth && config.SynchronizedConfig && config.LocalBaseValue != null) { if (!configSync.IsLocked) { if (config == configSync.lockedConfig) { return lockExempt; } return true; } return false; } return true; } private void serverLockedSettingChanged() { foreach (OwnConfigEntryBase allConfig in allConfigs) { configAttribute<ConfigurationManagerAttributes>(allConfig.BaseConfig).ReadOnly = !isWritableConfig(allConfig); } } private void resetConfigsFromServer() { ConfigFile val = null; bool saveOnConfigSet = false; foreach (OwnConfigEntryBase item in allConfigs.Where((OwnConfigEntryBase config) => config.LocalBaseValue != null)) { if (val == null) { val = item.BaseConfig.ConfigFile; saveOnConfigSet = val.SaveOnConfigSet; val.SaveOnConfigSet = false; } item.BaseConfig.BoxedValue = item.LocalBaseValue; item.LocalBaseValue = null; } if (val != null) { val.SaveOnConfigSet = saveOnConfigSet; } foreach (CustomSyncedValueBase item2 in allCustomValues.Where((CustomSyncedValueBase config) => config.LocalBaseValue != null)) { item2.BoxedValue = item2.LocalBaseValue; item2.LocalBaseValue = null; } lockedConfigChanged -= serverLockedSettingChanged; serverLockedSettingChanged(); } private IEnumerator<bool> distributeConfigToPeers(ZNetPeer peer, ZPackage package) { ZRoutedRpc rpc = ZRoutedRpc.instance; if (rpc == null) { yield break; } byte[] data = package.GetArray(); if (data != null && data.LongLength > 250000) { int fragments = (int)(1 + (data.LongLength - 1) / 250000); long packageIdentifier = ++packageCounter; int fragment = 0; while (fragment < fragments) { foreach (bool item in waitForQueue()) { yield return item; } if (peer.m_socket.IsConnected()) { ZPackage val = new ZPackage(); val.Write((byte)2); val.Write(packageIdentifier); val.Write(fragment); val.Write(fragments); val.Write(data.Skip(250000 * fragment).Take(250000).ToArray()); SendPackage(val); if (fragment != fragments - 1) { yield return true; } int num = fragment + 1; fragment = num; continue; } break; } yield break; } foreach (bool item2 in waitForQueue()) { yield return item2; } SendPackage(package); void SendPackage(ZPackage pkg) { string text = Name + " ConfigSync"; if (isServer) { peer.m_rpc.Invoke(text, new object[1] { pkg }); } else { rpc.InvokeRoutedRPC(peer.m_server ? 0 : peer.m_uid, text, new object[1] { pkg }); } } IEnumerable<bool> waitForQueue() { float timeout = Time.time + 30f; while (peer.m_socket.GetSendQueueSize() > 20000) { if (Time.time > timeout) { Debug.Log((object)$"Disconnecting {peer.m_uid} after 30 seconds config sending timeout"); peer.m_rpc.Invoke("Error", new object[1] { (object)(ConnectionStatus)5 }); ZNet.instance.Disconnect(peer); break; } yield return false; } } } private IEnumerator sendZPackage(long target, ZPackage package) { if (!Object.op_Implicit((Object)(object)ZNet.instance)) { return Enumerable.Empty<object>().GetEnumerator(); } List<ZNetPeer> list = (List<ZNetPeer>)AccessTools.DeclaredField(typeof(ZRoutedRpc), "m_peers").GetValue(ZRoutedRpc.instance); if (target != ZRoutedRpc.Everybody) { list = list.Where((ZNetPeer p) => p.m_uid == target).ToList(); } return sendZPackage(list, package); } private IEnumerator sendZPackage(List<ZNetPeer> peers, ZPackage package) { if (!Object.op_Implicit((Object)(object)ZNet.instance)) { yield break; } byte[] array = package.GetArray(); if (array != null && array.LongLength > 10000) { ZPackage val = new ZPackage(); val.Write((byte)4); MemoryStream memoryStream = new MemoryStream(); using (DeflateStream deflateStream = new DeflateStream(memoryStream, CompressionLevel.Optimal)) { deflateStream.Write(array, 0, array.Length); } val.Write(memoryStream.ToArray()); package = val; } List<IEnumerator<bool>> writers = (from p in peers where p.IsReady() select distributeConfigToPeers(p, package)).ToList(); writers.RemoveAll((IEnumerator<bool> writer) => !writer.MoveNext()); while (writers.Count > 0) { yield return null; writers.RemoveAll((IEnumerator<bool> writer) => !writer.MoveNext()); } } private void Broadcast(long target, params ConfigEntryBase[] configs) { if (!IsLocked || isServer) { ZPackage package = ConfigsToPackage(configs); ZNet instance = ZNet.instance; if (instance != null) { ((MonoBehaviour)instance).StartCoroutine(sendZPackage(target, package)); } } } private void Broadcast(long target, params CustomSyncedValueBase[] customValues) { if (!IsLocked || isServer) { ZPackage package = ConfigsToPackage(null, customValues); ZNet instance = ZNet.instance; if (instance != null) { ((MonoBehaviour)instance).StartCoroutine(sendZPackage(target, package)); } } } private static OwnConfigEntryBase? configData(ConfigEntryBase config) { return config.Description.Tags?.OfType<OwnConfigEntryBase>().SingleOrDefault(); } public static SyncedConfigEntry<T>? ConfigData<T>(ConfigEntry<T> config) { return ((ConfigEntryBase)config).Description.Tags?.OfType<SyncedConfigEntry<T>>().SingleOrDefault(); } private static T configAttribute<T>(ConfigEntryBase config) { return config.Description.Tags.OfType<T>().First(); } private static Type configType(ConfigEntryBase config) { return configType(config.SettingType); } private static Type configType(Type type) { if (!type.IsEnum) { return type; } return Enum.GetUnderlyingType(type); } private static ZPackage ConfigsToPackage(IEnumerable<ConfigEntryBase>? configs = null, IEnumerable<CustomSyncedValueBase>? customValues = null, IEnumerable<PackageEntry>? packageEntries = null, bool partial = true) { //IL_0050: Unknown result type (might be due to invalid IL or missing references) //IL_0056: Expected O, but got Unknown List<ConfigEntryBase> list = configs?.Where((ConfigEntryBase config) => configData(config).SynchronizedConfig).ToList() ?? new List<ConfigEntryBase>(); List<CustomSyncedValueBase> list2 = customValues?.ToList() ?? new List<CustomSyncedValueBase>(); ZPackage val = new ZPackage(); val.Write(partial ? ((byte)1) : ((byte)0)); val.Write(list.Count + list2.Count + (packageEntries?.Count() ?? 0)); foreach (PackageEntry item in packageEntries ?? Array.Empty<PackageEntry>()) { AddEntryToPackage(val, item); } foreach (CustomSyncedValueBase item2 in list2) { AddEntryToPackage(val, new PackageEntry { section = "Internal", key = item2.Identifier, type = item2.Type, value = item2.BoxedValue }); } foreach (ConfigEntryBase item3 in list) { AddEntryToPackage(val, new PackageEntry { section = item3.Definition.Section, key = item3.Definition.Key, type = configType(item3), value = item3.BoxedValue }); } return val; } private static void AddEntryToPackage(ZPackage package, PackageEntry entry) { package.Write(entry.section); package.Write(entry.key); package.Write((entry.value == null) ? "" : GetZPackageTypeString(entry.type)); AddValueToZPackage(package, entry.value); } private static string GetZPackageTypeString(Type type) { return type.AssemblyQualifiedName; } private static void AddValueToZPackage(ZPackage package, object? value) { Type type = value?.GetType(); if (value is Enum) { value = ((IConvertible)value).ToType(Enum.GetUnderlyingType(value.GetType()), CultureInfo.InvariantCulture); } else { if (value is ICollection collection) { package.Write(collection.Count); { foreach (object item in collection) { AddValueToZPackage(package, item); } return; } } if ((object)type != null && type.IsValueType && !type.IsPrimitive) { FieldInfo[] fields = type.GetFields(BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic); package.Write(fields.Length); FieldInfo[] array = fields; foreach (FieldInfo fieldInfo in array) { package.Write(GetZPackageTypeString(fieldInfo.FieldType)); AddValueToZPackage(package, fieldInfo.GetValue(value)); } return; } } ZRpc.Serialize(new object[1] { value }, ref package); } private static object ReadValueWithTypeFromZPackage(ZPackage package, Type type) { if ((object)type != null && type.IsValueType && !type.IsPrimitive && !type.IsEnum) { FieldInfo[] fields = type.GetFields(BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic); int num = package.ReadInt(); if (num != fields.Length) { throw new InvalidDeserializationTypeException { received = $"(field count: {num})", expected = $"(field count: {fields.Length})" }; } object uninitializedObject = FormatterServices.GetUninitializedObject(type); FieldInfo[] array = fields; foreach (FieldInfo fieldInfo in array) { string text = package.ReadString(); if (text != GetZPackageTypeString(fieldInfo.FieldType)) { throw new InvalidDeserializationTypeException { received = text, expected = GetZPackageTypeString(fieldInfo.FieldType), field = fieldInfo.Name }; } fieldInfo.SetValue(uninitializedObject, ReadValueWithTypeFromZPackage(package, fieldInfo.FieldType)); } return uninitializedObject; } if (type.IsGenericType && type.GetGenericTypeDefinition() == typeof(Dictionary<, >)) { int num2 = package.ReadInt(); IDictionary dictionary = (IDictionary)Activator.CreateInstance(type); Type type2 = typeof(KeyValuePair<, >).MakeGenericType(type.GenericTypeArguments); FieldInfo field = type2.GetField("key", BindingFlags.Instance | BindingFlags.NonPublic); FieldInfo field2 = type2.GetField("value", BindingFlags.Instance | BindingFlags.NonPublic); for (int j = 0; j < num2; j++) { object obj = ReadValueWithTypeFromZPackage(package, type2); dictionary.Add(field.GetValue(obj), field2.GetValue(obj)); } return dictionary; } if (type != typeof(List<string>) && type.IsGenericType) { Type type3 = typeof(ICollection<>).MakeGenericType(type.GenericTypeArguments[0]); if ((object)type3 != null && type3.IsAssignableFrom(type)) { int num3 = package.ReadInt(); object obj2 = Activator.CreateInstance(type); MethodInfo method = type3.GetMethod("Add"); for (int k = 0; k < num3; k++) { method.Invoke(obj2, new object[1] { ReadValueWithTypeFromZPackage(package, type.GenericTypeArguments[0]) }); } return obj2; } } ParameterInfo parameterInfo = (ParameterInfo)FormatterServices.GetUninitializedObject(typeof(ParameterInfo)); AccessTools.DeclaredField(typeof(ParameterInfo), "ClassImpl").SetValue(parameterInfo, type); List<object> source = new List<object>(); ZRpc.Deserialize(new ParameterInfo[2] { null, parameterInfo }, package, ref source); return source.First(); } } [PublicAPI] [HarmonyPatch] public class VersionCheck { private static readonly HashSet<VersionCheck> versionChecks; private static readonly Dictionary<string, string> notProcessedNames; public string Name; private string? displayName; private string? currentVersion; private string? minimumRequiredVersion; public bool ModRequired = true; private string? ReceivedCurrentVersion; private string? ReceivedMinimumRequiredVersion; private readonly List<ZRpc> ValidatedClients = new List<ZRpc>(); private ConfigSync? ConfigSync; public string DisplayName { get { return displayName ?? Name; } set { displayName = value; } } public string CurrentVersion { get { return currentVersion ?? "0.0.0"; } set { currentVersion = value; } } public string MinimumRequiredVersion { get { string text = minimumRequiredVersion; if (text == null) { if (!ModRequired) { return "0.0.0"; } text = CurrentVersion; } return text; } set { minimumRequiredVersion = value; } } private static void PatchServerSync() { //IL_0056: Unknown result type (might be due to invalid IL or missing references) //IL_005c: Expected O, but got Unknown Patches patchInfo = PatchProcessor.GetPatchInfo((MethodBase)AccessTools.DeclaredMethod(typeof(ZNet), "Awake", (Type[])null, (Type[])null)); if (patchInfo != null && patchInfo.Postfixes.Count((Patch p) => p.PatchMethod.DeclaringType == typeof(ConfigSync.RegisterRPCPatch)) > 0) { return; } Harmony val = new Harmony("org.bepinex.helpers.ServerSync"); foreach (Type item in from t in typeof(ConfigSync).GetNestedTypes(BindingFlags.NonPublic).Concat(new Type[1] { typeof(VersionCheck) }) where t.IsClass select t) { val.PatchAll(item); } } static VersionCheck() { versionChecks = new HashSet<VersionCheck>(); notProcessedNames = new Dictionary<string, string>(); typeof(ThreadingHelper).GetMethod("StartSyncInvoke").Invoke(ThreadingHelper.Instance, new object[1] { new Action(PatchServerSync) }); } public VersionCheck(string name) { Name = name; ModRequired = true; versionChecks.Add(this); } public VersionCheck(ConfigSync configSync) { ConfigSync = configSync; Name = ConfigSync.Name; versionChecks.Add(this); } public void Initialize() { ReceivedCurrentVersion = null; ReceivedMinimumRequiredVersion = null; if (ConfigSync != null) { Name = ConfigSync.Name; DisplayName = ConfigSync.DisplayName; CurrentVersion = ConfigSync.CurrentVersion; MinimumRequiredVersion = ConfigSync.MinimumRequiredVersion; ModRequired = ConfigSync.ModRequired; } } private bool IsVersionOk() { if (ReceivedMinimumRequiredVersion == null || ReceivedCurrentVersion == null) { return !ModRequired; } bool num = new Version(CurrentVersion) >= new Version(ReceivedMinimumRequiredVersion); bool flag = new Version(ReceivedCurrentVersion) >= new Version(MinimumRequiredVersion); return num && flag; } private string ErrorClient() { if (ReceivedMinimumRequiredVersion == null) { return DisplayName + " is not installed on the server."; } if (!(new Version(CurrentVersion) >= new Version(ReceivedMinimumRequiredVersion))) { return DisplayName + " needs to be at least version " + ReceivedMinimumRequiredVersion + ". You have version " + CurrentVersion + "."; } return DisplayName + " may not be higher than version " + ReceivedCurrentVersion + ". You have version " + CurrentVersion + "."; } private string ErrorServer(ZRpc rpc) { return "Disconnect: The client (" + rpc.GetSocket().GetHostName() + ") doesn't have the correct " + DisplayName + " version " + MinimumRequiredVersion; } private string Error(ZRpc? rpc = null) { if (rpc != null) { return ErrorServer(rpc); } return ErrorClient(); } private static VersionCheck[] GetFailedClient() { return versionChecks.Where((VersionCheck check) => !check.IsVersionOk()).ToArray(); } private static VersionCheck[] GetFailedServer(ZRpc rpc) { return versionChecks.Where((VersionCheck check) => check.ModRequired && !check.ValidatedClients.Contains(rpc)).ToArray(); } private static void Logout() { Game.instance.Logout(true, true); AccessTools.DeclaredField(typeof(ZNet), "m_connectionStatus").SetValue(null, (object)(ConnectionStatus)3); } private static void DisconnectClient(ZRpc rpc) { rpc.Invoke("Error", new object[1] { 3 }); } private static void CheckVersion(ZRpc rpc, ZPackage pkg) { CheckVersion(rpc, pkg, null); } private static void CheckVersion(ZRpc rpc, ZPackage pkg, Action<ZRpc, ZPackage>? original) { string text = pkg.ReadString(); string text2 = pkg.ReadString(); string text3 = pkg.ReadString(); bool flag = false; foreach (VersionCheck versionCheck in versionChecks) { if (!(text != versionCheck.Name)) { Debug.Log((object)("Received " + versionCheck.DisplayName + " version " + text3 + " and minimum version " + text2 + " from the " + (ZNet.instance.IsServer() ? "client" : "server") + ".")); versionCheck.ReceivedMinimumRequiredVersion = text2; versionCheck.ReceivedCurrentVersion = text3; if (ZNet.instance.IsServer() && versionCheck.IsVersionOk()) { versionCheck.ValidatedClients.Add(rpc); } flag = true; } } if (flag) { return; } pkg.SetPos(0); if (original != null) { original(rpc, pkg); if (pkg.GetPos() == 0) { notProcessedNames.Add(text, text3); } } } [HarmonyPatch(typeof(ZNet), "RPC_PeerInfo")] [HarmonyPrefix] private static bool RPC_PeerInfo(ZRpc rpc, ZNet __instance) { VersionCheck[] array = (__instance.IsServer() ? GetFailedServer(rpc) : GetFailedClient()); if (array.Length == 0) { return true; } VersionCheck[] array2 = array; for (int i = 0; i < array2.Length; i++) { Debug.LogWarning((object)array2[i].Error(rpc)); } if (__instance.IsServer()) { DisconnectClient(rpc); } else { Logout(); } return false; } [HarmonyPatch(typeof(ZNet), "OnNewConnection")] [HarmonyPrefix] private static void RegisterAndCheckVersion(ZNetPeer peer, ZNet __instance) { //IL_0172: Unknown result type (might be due to invalid IL or missing references) //IL_0179: Expected O, but got Unknown notProcessedNames.Clear(); IDictionary dictionary = (IDictionary)typeof(ZRpc).GetField("m_functions", BindingFlags.Instance | BindingFlags.NonPublic).GetValue(peer.m_rpc); if (dictionary.Contains(StringExtensionMethods.GetStableHashCode("ServerSync VersionCheck"))) { object obj = dictionary[StringExtensionMethods.GetStableHashCode("ServerSync VersionCheck")]; Action<ZRpc, ZPackage> action = (Action<ZRpc, ZPackage>)obj.GetType().GetField("m_action", BindingFlags.Instance | BindingFlags.NonPublic).GetValue(obj); peer.m_rpc.Register<ZPackage>("ServerSync VersionCheck", (Action<ZRpc, ZPackage>)delegate(ZRpc rpc, ZPackage pkg) { CheckVersion(rpc, pkg, action); }); } else { peer.m_rpc.Register<ZPackage>("ServerSync VersionCheck", (Action<ZRpc, ZPackage>)CheckVersion); } foreach (VersionCheck versionCheck in versionChecks) { versionCheck.Initialize(); if (versionCheck.ModRequired || __instance.IsServer()) { Debug.Log((object)("Sending " + versionCheck.DisplayName + " version " + versionCheck.CurrentVersion + " and minimum version " + versionCheck.MinimumRequiredVersion + " to the " + (__instance.IsServer() ? "client" : "server") + ".")); ZPackage val = new ZPackage(); val.Write(versionCheck.Name); val.Write(versionCheck.MinimumRequiredVersion); val.Write(versionCheck.CurrentVersion); peer.m_rpc.Invoke("ServerSync VersionCheck", new object[1] { val }); } } } [HarmonyPatch(typeof(ZNet), "Disconnect")] [HarmonyPrefix] private static void RemoveDisconnected(ZNetPeer peer, ZNet __instance) { if (!__instance.IsServer()) { return; } foreach (VersionCheck versionCheck in versionChecks) { versionCheck.ValidatedClients.Remove(peer.m_rpc); } } [HarmonyPatch(typeof(FejdStartup), "ShowConnectError")] [HarmonyPostfix] private static void ShowConnectionError(FejdStartup __instance) { //IL_000d: Unknown result type (might be due to invalid IL or missing references) //IL_0013: Invalid comparison between Unknown and I4 if (!__instance.m_connectionFailedPanel.activeSelf || (int)ZNet.GetConnectionStatus() != 3) { return; } object obj = AccessTools.DeclaredField(typeof(FejdStartup), "m_connectionFailedError")?.GetValue(__instance); PropertyInfo propertyInfo = obj?.GetType().GetProperty("text"); if (obj == null || propertyInfo == null) { return; } string text = (string)propertyInfo.GetValue(obj, null); string text2 = ""; VersionCheck[] failedClient = GetFailedClient(); if (failedClient.Length != 0) { text2 = text2 + "\n" + string.Join("\n", failedClient.Select((VersionCheck check) => check.Error())); } foreach (KeyValuePair<string, string> item in notProcessedNames.OrderBy<KeyValuePair<string, string>, string>((KeyValuePair<string, string> kv) => kv.Key)) { if (!text.Contains(item.Key)) { text2 = text2 + "\nServer expects you to have " + item.Key + " (Version: " + item.Value + ") installed."; } } if (text2.Length > 0) { propertyInfo.SetValue(obj, text + text2, null); } } } } namespace System.Runtime.CompilerServices { [AttributeUsage(AttributeTargets.Assembly, AllowMultiple = true)] internal sealed class IgnoresAccessChecksToAttribute : Attribute { public IgnoresAccessChecksToAttribute(string assemblyName) { } } }