initial framework for gsc + iw4madmin integration

improvements to script plugin capabilities and error feedback

Application/Application.csproj

@@ -24,7 +24,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Jint" Version="3.0.0-beta-1632" />
+    <PackageReference Include="Jint" Version="3.0.0-beta-2037" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="6.0.1">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>

Application/Factories/ScriptCommandFactory.cs

@@ -6,6 +6,7 @@ using SharedLibraryCore.Interfaces;
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using System.Threading.Tasks;
 using Data.Models.Client;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Logging;
@@ -30,7 +31,7 @@ namespace IW4MAdmin.Application.Factories
 
         /// <inheritdoc/>
         public IManagerCommand CreateScriptCommand(string name, string alias, string description, string permission, 
-            bool isTargetRequired, IEnumerable<(string, bool)> args, Action<GameEvent> executeAction)
+            bool isTargetRequired, IEnumerable<(string, bool)> args, Func<GameEvent, Task> executeAction, Server.Game[] supportedGames)
         {
             var permissionEnum = Enum.Parse<EFClient.Permission>(permission);
             var argsArray = args.Select(_arg => new CommandArgument
@@ -40,7 +41,7 @@ namespace IW4MAdmin.Application.Factories
             }).ToArray();
 
             return new ScriptCommand(name, alias, description, isTargetRequired, permissionEnum, argsArray, executeAction,
-                _config, _transLookup, _serviceProvider.GetRequiredService<ILogger<ScriptCommand>>());
+                _config, _transLookup, _serviceProvider.GetRequiredService<ILogger<ScriptCommand>>(), supportedGames);
         }
     }
 }

Application/Main.cs

@@ -311,10 +311,7 @@ namespace IW4MAdmin.Application
             }
 
             // register any script plugins
-            foreach (var scriptPlugin in pluginImporter.DiscoverScriptPlugins())
+            serviceCollection.AddSingleton(sp => pluginImporter.DiscoverScriptPlugins(sp));
-            {
-                serviceCollection.AddSingleton(scriptPlugin);
-            }
 
             // register any eventable types
             foreach (var assemblyType in typeof(Program).Assembly.GetTypes()
@@ -435,6 +432,7 @@ namespace IW4MAdmin.Application
                 .AddSingleton<IServerDataViewer, ServerDataViewer>()
                 .AddSingleton<IServerDataCollector, ServerDataCollector>()
                 .AddSingleton<IEventPublisher, EventPublisher>()
+                .AddTransient<IScriptPluginTimerHelper, ScriptPluginTimerHelper>()
                 .AddSingleton(translationLookup)
                 .AddDatabaseContextOptions(appConfig);
 

Application/Misc/PluginImporter.cs

@@ -6,6 +6,7 @@ using SharedLibraryCore.Interfaces;
 using System.Linq;
 using SharedLibraryCore;
 using IW4MAdmin.Application.API.Master;
+using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Logging;
 using SharedLibraryCore.Configuration;
 using ILogger = Microsoft.Extensions.Logging.ILogger;
@@ -37,26 +38,26 @@ namespace IW4MAdmin.Application.Misc
         /// discovers all the script plugins in the plugins dir
         /// </summary>
         /// <returns></returns>
-        public IEnumerable<IPlugin> DiscoverScriptPlugins()
+        public IEnumerable<IPlugin> DiscoverScriptPlugins(IServiceProvider serviceProvider)
         {
-            string pluginDir = $"{Utilities.OperatingDirectory}{PLUGIN_DIR}{Path.DirectorySeparatorChar}";
+            var pluginDir = $"{Utilities.OperatingDirectory}{PLUGIN_DIR}{Path.DirectorySeparatorChar}";
 
-            if (Directory.Exists(pluginDir))
+            if (!Directory.Exists(pluginDir))
             {
-                var scriptPluginFiles = Directory.GetFiles(pluginDir, "*.js").AsEnumerable().Union(GetRemoteScripts());
+                return Enumerable.Empty<IPlugin>();
+            }
 
-                _logger.LogDebug("Discovered {count} potential script plugins", scriptPluginFiles.Count());
+            var scriptPluginFiles =
+                Directory.GetFiles(pluginDir, "*.js").AsEnumerable().Union(GetRemoteScripts()).ToList();
 
-                if (scriptPluginFiles.Count() > 0)
+            _logger.LogDebug("Discovered {count} potential script plugins", scriptPluginFiles.Count);
-                {
+
-                    foreach (string fileName in scriptPluginFiles)
+            return scriptPluginFiles.Select(fileName =>
             {
                 _logger.LogDebug("Discovered script plugin {fileName}", fileName);
-                        var plugin = new ScriptPlugin(_logger, fileName);
+                return new ScriptPlugin(_logger,
-                        yield return plugin;
+                    serviceProvider.GetRequiredService<IScriptPluginTimerHelper>(), fileName);
-                    }
+            }).ToList();
-                }
-            }
         }
 
         /// <summary>

Application/Misc/ScriptCommand.cs

@@ -6,7 +6,6 @@ using System;
 using System.Threading.Tasks;
 using Data.Models.Client;
 using Microsoft.Extensions.Logging;
-using static SharedLibraryCore.Database.Models.EFClient;
 using ILogger = Microsoft.Extensions.Logging.ILogger;
 
 namespace IW4MAdmin.Application.Misc
@@ -16,14 +15,15 @@ namespace IW4MAdmin.Application.Misc
     /// </summary>
     public class ScriptCommand : Command
     {
-        private readonly Action<GameEvent> _executeAction;
+        private readonly Func<GameEvent, Task> _executeAction;
         private readonly ILogger _logger;
 
-        public ScriptCommand(string name, string alias, string description, bool isTargetRequired, EFClient.Permission permission,
+        public ScriptCommand(string name, string alias, string description, bool isTargetRequired,
-            CommandArgument[] args, Action<GameEvent> executeAction, CommandConfiguration config, ITranslationLookup layout, ILogger<ScriptCommand> logger)
+            EFClient.Permission permission,
+            CommandArgument[] args, Func<GameEvent, Task> executeAction, CommandConfiguration config,
+            ITranslationLookup layout, ILogger<ScriptCommand> logger, Server.Game[] supportedGames)
             : base(config, layout)
         {
-
             _executeAction = executeAction;
             _logger = logger;
             Name = name;
@@ -32,6 +32,7 @@ namespace IW4MAdmin.Application.Misc
             RequiresTarget = isTargetRequired;
             Permission = permission;
             Arguments = args;
+            SupportedGames = supportedGames;
         }
 
         public override async Task ExecuteAsync(GameEvent e)
@@ -43,7 +44,7 @@ namespace IW4MAdmin.Application.Misc
 
             try
             {
-                await Task.Run(() => _executeAction(e));
+                await _executeAction(e);
             }
             catch (Exception ex)
             {

Application/Misc/ScriptPlugin.cs

@@ -13,6 +13,7 @@ using System.Linq;
 using System.Text;
 using System.Threading;
 using System.Threading.Tasks;
+using Jint.Runtime.Interop;
 using Microsoft.Extensions.Logging;
 using Serilog.Context;
 using ILogger = Microsoft.Extensions.Logging.ILogger;
@@ -36,29 +37,31 @@ namespace IW4MAdmin.Application.Misc
         /// </summary>
         public bool IsParser { get; private set; }
 
-        public FileSystemWatcher Watcher { get; private set; }
+        public FileSystemWatcher Watcher { get; }
 
         private Engine _scriptEngine;
         private readonly string _fileName;
-        private readonly SemaphoreSlim _onProcessing;
+        private readonly SemaphoreSlim _onProcessing = new(1, 1);
-        private bool successfullyLoaded;
+        private bool _successfullyLoaded;
         private readonly List<string> _registeredCommandNames;
         private readonly ILogger _logger;
+        private readonly IScriptPluginTimerHelper _timerHelper;
 
-        public ScriptPlugin(ILogger logger, string filename, string workingDirectory = null)
+        public ScriptPlugin(ILogger logger, IScriptPluginTimerHelper timerHelper, string filename, string workingDirectory = null)
         {
             _logger = logger;
             _fileName = filename;
-            Watcher = new FileSystemWatcher()
+            Watcher = new FileSystemWatcher
             {
-                Path = workingDirectory == null ? $"{Utilities.OperatingDirectory}Plugins{Path.DirectorySeparatorChar}" : workingDirectory,
+                Path = workingDirectory ?? $"{Utilities.OperatingDirectory}Plugins{Path.DirectorySeparatorChar}",
                 NotifyFilter = NotifyFilters.Size,
                 Filter = _fileName.Split(Path.DirectorySeparatorChar).Last()
             };
 
             Watcher.EnableRaisingEvents = true;
-            _onProcessing = new SemaphoreSlim(1, 1);
             _registeredCommandNames = new List<string>();
+            _timerHelper = timerHelper;
+            _timerHelper.SetDependency(_onProcessing);
         }
 
         ~ScriptPlugin()
@@ -67,12 +70,13 @@ namespace IW4MAdmin.Application.Misc
             _onProcessing.Dispose();
         }
 
-        public async Task Initialize(IManager manager, IScriptCommandFactory scriptCommandFactory, IScriptPluginServiceResolver serviceResolver)
+        public async Task Initialize(IManager manager, IScriptCommandFactory scriptCommandFactory,
+            IScriptPluginServiceResolver serviceResolver)
+        {
+            try
             {
                 await _onProcessing.WaitAsync();
 
-            try
-            {
                 // for some reason we get an event trigger when the file is not finished being modified.
                 // this must have been a change in .NET CORE 3.x
                 // so if the new file is empty we can't process it yet
@@ -81,26 +85,27 @@ namespace IW4MAdmin.Application.Misc
                     return;
                 }
 
-                bool firstRun = _scriptEngine == null;
+                var firstRun = _scriptEngine == null;
 
                 // it's been loaded before so we need to call the unload event
                 if (!firstRun)
                 {
                     await OnUnloadAsync();
 
-                    foreach (string commandName in _registeredCommandNames)
+                    foreach (var commandName in _registeredCommandNames)
                     {
-                        _logger.LogDebug("Removing plugin registered command {command}", commandName);
+                        _logger.LogDebug("Removing plugin registered command {Command}", commandName);
                         manager.RemoveCommandByName(commandName);
                     }
 
                     _registeredCommandNames.Clear();
                 }
 
-                successfullyLoaded = false;
+                _successfullyLoaded = false;
                 string script;
 
-                using (var stream = new FileStream(_fileName, FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
+                await using (var stream =
+                             new FileStream(_fileName, FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
                 {
                     using (var reader = new StreamReader(stream, Encoding.Default))
                     {
@@ -116,39 +121,27 @@ namespace IW4MAdmin.Application.Misc
                             typeof(Utilities).Assembly,
                             typeof(Encoding).Assembly
                         })
-                    .CatchClrExceptions());
+                        .CatchClrExceptions()
+                        .AddObjectConverter(new PermissionLevelToStringConverter()));
 
-                try
-                {
                 _scriptEngine.Execute(script);
-                }
-                catch (JavaScriptException ex)
-                {
-                
-                    _logger.LogError(ex,
-                        "Encountered JavaScript runtime error while executing {methodName} for script plugin {plugin} at {@locationInfo}",
-                        nameof(Initialize), _fileName, ex.Location);
-                    throw new PluginException($"A JavaScript parsing error occured while initializing script plugin");
-                }
-
-                catch (Exception e)
-                {
-
-                        _logger.LogError(e,
-                            "Encountered unexpected error while running {methodName} for script plugin {plugin}",
-                            nameof(Initialize), _fileName);
-                    throw new PluginException($"An unexpected error occured while initialization script plugin");
-                }
-
                 _scriptEngine.SetValue("_localization", Utilities.CurrentLocalization);
                 _scriptEngine.SetValue("_serviceResolver", serviceResolver);
-                dynamic pluginObject = _scriptEngine.GetValue("plugin").ToObject();
+                dynamic pluginObject = _scriptEngine.Evaluate("plugin").ToObject();
 
                 Author = pluginObject.author;
                 Name = pluginObject.name;
                 Version = (float)pluginObject.version;
 
-                var commands = _scriptEngine.GetValue("commands");
+                var commands = JsValue.Undefined;
+                try
+                {
+                    commands = _scriptEngine.Evaluate("commands");
+                }
+                catch (JavaScriptException)
+                {
+                    // ignore because commands aren't defined;
+                }
 
                 if (commands != JsValue.Undefined)
                 {
@@ -156,7 +149,7 @@ namespace IW4MAdmin.Application.Misc
                     {
                         foreach (var command in GenerateScriptCommands(commands, scriptCommandFactory))
                         {
-                            _logger.LogDebug("Adding plugin registered command {commandName}", command.Name);
+                            _logger.LogDebug("Adding plugin registered command {CommandName}", command.Name);
                             manager.AddAdditionalCommand(command);
                             _registeredCommandNames.Add(command.Name);
                         }
@@ -164,7 +157,8 @@ namespace IW4MAdmin.Application.Misc
 
                     catch (RuntimeBinderException e)
                     {
-                        throw new PluginException($"Not all required fields were found: {e.Message}") { PluginFile = _fileName };
+                        throw new PluginException($"Not all required fields were found: {e.Message}")
+                            { PluginFile = _fileName };
                     }
                 }
 
@@ -174,8 +168,8 @@ namespace IW4MAdmin.Application.Misc
                     {
                         await OnLoadAsync(manager);
                         IsParser = true;
-                        var eventParser = (IEventParser)_scriptEngine.GetValue("eventParser").ToObject();
+                        var eventParser = (IEventParser)_scriptEngine.Evaluate("eventParser").ToObject();
-                        var rconParser = (IRConParser)_scriptEngine.GetValue("rconParser").ToObject();
+                        var rconParser = (IRConParser)_scriptEngine.Evaluate("rconParser").ToObject();
                         manager.AdditionalEventParsers.Add(eventParser);
                         manager.AdditionalRConParsers.Add(rconParser);
                     }
@@ -194,25 +188,76 @@ namespace IW4MAdmin.Application.Misc
                     await OnLoadAsync(manager);
                 }
 
-                successfullyLoaded = true;
+                _successfullyLoaded = true;
+            }
+            catch (JavaScriptException ex)
+            {
+                _logger.LogError(ex,
+                    "Encountered JavaScript runtime error while executing {MethodName} for script plugin {Plugin} at {@LocationInfo}",
+                    nameof(Initialize), Path.GetFileName(_fileName), ex.Location);
+
+                throw new PluginException("An error occured while initializing script plugin");
+            }
+            catch (Exception ex) when (ex.InnerException is JavaScriptException jsEx)
+            {
+                _logger.LogError(ex,
+                    "Encountered JavaScript runtime error while executing {MethodName} for script plugin {Plugin} initialization {@LocationInfo}",
+                    nameof(Initialize), _fileName, jsEx.Location);
+
+                throw new PluginException("An error occured while initializing script plugin");
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex,
+                    "Encountered JavaScript runtime error while executing {MethodName} for script plugin {Plugin}",
+                    nameof(OnLoadAsync), Path.GetFileName(_fileName));
+
+                throw new PluginException("An error occured while executing action for script plugin");
+            }
+            finally
+            {
+                if (_onProcessing.CurrentCount == 0)
+                {
+                    _onProcessing.Release(1);
+                }
+            }
+        }
+
+        public async Task OnEventAsync(GameEvent gameEvent, Server server)
+        {
+            if (_successfullyLoaded)
+            {
+                try
+                {
+                    await _onProcessing.WaitAsync();
+                    _scriptEngine.SetValue("_gameEvent", gameEvent);
+                    _scriptEngine.SetValue("_server", server);
+                    _scriptEngine.SetValue("_IW4MAdminClient", Utilities.IW4MAdminClient(server));
+                    _scriptEngine.Evaluate("plugin.onEventAsync(_gameEvent, _server)");
                 }
                 
                 catch (JavaScriptException ex)
+                {
+                    using (LogContext.PushProperty("Server", server.ToString()))
                     {
                         _logger.LogError(ex,
-                    "Encountered JavaScript runtime error while executing {methodName} for script plugin {plugin} initialization {@locationInfo}",
+                            "Encountered JavaScript runtime error while executing {MethodName} for script plugin {Plugin} with event type {EventType} {@LocationInfo}",
-                    nameof(OnLoadAsync), _fileName, ex.Location);
+                            nameof(OnEventAsync), Path.GetFileName(_fileName), gameEvent.Type, ex.Location);
+                    }
 
-                throw new PluginException("An error occured while initializing script plugin");
+                    throw new PluginException("An error occured while executing action for script plugin");
                 }
 
                 catch (Exception ex)
+                {
+                    using (LogContext.PushProperty("Server", server.ToString()))
                     {
                         _logger.LogError(ex,
-                    "Encountered unexpected error while running {methodName} for script plugin {plugin}",
+                            "Encountered error while running {MethodName} for script plugin {Plugin} with event type {EventType}",
-                    nameof(OnLoadAsync), _fileName);
+                            nameof(OnEventAsync), _fileName, gameEvent.Type);
+                    }
 
-                throw new PluginException("An unexpected error occured while initializing script plugin");
+                    throw new PluginException("An error occured while executing action for script plugin");
                 }
 
                 finally
@@ -223,74 +268,72 @@ namespace IW4MAdmin.Application.Misc
                     }
                 }
             }
+        }
 
-        public async Task OnEventAsync(GameEvent E, Server S)
+        public Task OnLoadAsync(IManager manager)
         {
-            if (successfullyLoaded)
+            try
             {
-                await _onProcessing.WaitAsync();
+                _logger.LogDebug("OnLoad executing for {Name}", Name);
+                _scriptEngine.SetValue("_manager", manager);
+                _scriptEngine.SetValue("_timerHelper", _timerHelper);
+                _scriptEngine.Evaluate("plugin.onLoadAsync(_manager)");
+
+                return Task.CompletedTask;
+            }
+            catch (JavaScriptException ex)
+            {
+                _logger.LogError(ex,
+                    "Encountered JavaScript runtime error while executing {MethodName} for script plugin {Plugin} at {@LocationInfo}",
+                    nameof(OnLoadAsync), Path.GetFileName(_fileName), ex.Location);
+
+                throw new PluginException("A runtime error occured while executing action for script plugin");
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex,
+                    "Encountered JavaScript runtime error while executing {MethodName} for script plugin {Plugin}",
+                    nameof(OnLoadAsync), Path.GetFileName(_fileName));
+
+                throw new PluginException("An error occured while executing action for script plugin");
+            }
+        }
+
+        public async Task OnTickAsync(Server server)
+        {
+            _scriptEngine.SetValue("_server", server);
+            await Task.FromResult(_scriptEngine.Evaluate("plugin.onTickAsync(_server)"));
+        }
+
+        public Task OnUnloadAsync()
+        {
+            if (!_successfullyLoaded)
+            {
+                return Task.CompletedTask;
+            }
 
             try
             {
-                    _scriptEngine.SetValue("_gameEvent", E);
+                _scriptEngine.Evaluate("plugin.onUnloadAsync()");
-                    _scriptEngine.SetValue("_server", S);
-                    _scriptEngine.SetValue("_IW4MAdminClient", Utilities.IW4MAdminClient(S));
-                    _scriptEngine.Execute("plugin.onEventAsync(_gameEvent, _server)").GetCompletionValue();
             }
-                
             catch (JavaScriptException ex)
             {
-                    using (LogContext.PushProperty("Server", S.ToString()))
+                _logger.LogError(ex,
+                    "Encountered JavaScript runtime error while executing {MethodName} for script plugin {Plugin} at {@LocationInfo}",
+                    nameof(OnUnloadAsync), Path.GetFileName(_fileName), ex.Location);
+
+                throw new PluginException("A runtime error occured while executing action for script plugin");
+            }
+            catch (Exception ex)
             {
                 _logger.LogError(ex,
-                            "Encountered JavaScript runtime error while executing {methodName} for script plugin {plugin} with event type {eventType} {@locationInfo}",
+                    "Encountered JavaScript runtime error while executing {MethodName} for script plugin {Plugin}",
-                            nameof(OnEventAsync), _fileName, E.Type, ex.Location);
+                    nameof(OnUnloadAsync), Path.GetFileName(_fileName));
+
+                throw new PluginException("An error occured while executing action for script plugin");
             }
 
-                    throw new PluginException($"An error occured while executing action for script plugin");
+            return Task.CompletedTask;
-                }
-
-                catch (Exception e)
-                {
-                    using (LogContext.PushProperty("Server", S.ToString()))
-                    {
-                        _logger.LogError(e,
-                            "Encountered unexpected error while running {methodName} for script plugin {plugin} with event type {eventType}",
-                            nameof(OnEventAsync), _fileName, E.Type);
-                    }
-
-                    throw new PluginException($"An error occured while executing action for script plugin");
-                }
-
-                finally
-                {
-                    if (_onProcessing.CurrentCount == 0)
-                    {
-                        _onProcessing.Release(1);
-                    }
-                }
-            }
-        }
-
-        public async Task OnLoadAsync(IManager manager)
-        {
-            _logger.LogDebug("OnLoad executing for {name}", Name);
-            _scriptEngine.SetValue("_manager", manager);
-            await Task.FromResult(_scriptEngine.Execute("plugin.onLoadAsync(_manager)").GetCompletionValue());
-        }
-
-        public async Task OnTickAsync(Server S)
-        {
-            _scriptEngine.SetValue("_server", S);
-            await Task.FromResult(_scriptEngine.Execute("plugin.onTickAsync(_server)").GetCompletionValue());
-        }
-
-        public async Task OnUnloadAsync()
-        {
-            if (successfullyLoaded)
-            {
-                await Task.FromResult(_scriptEngine.Execute("plugin.onUnloadAsync()").GetCompletionValue());
-            }
         }
 
         /// <summary>
@@ -299,9 +342,9 @@ namespace IW4MAdmin.Application.Misc
         /// <param name="commands">commands value from jint parser</param>
         /// <param name="scriptCommandFactory">factory to create the command from</param>
         /// <returns></returns>
-        public IEnumerable<IManagerCommand> GenerateScriptCommands(JsValue commands, IScriptCommandFactory scriptCommandFactory)
+        private IEnumerable<IManagerCommand> GenerateScriptCommands(JsValue commands, IScriptCommandFactory scriptCommandFactory)
         {
-            List<IManagerCommand> commandList = new List<IManagerCommand>();
+            var commandList = new List<IManagerCommand>();
 
             // go through each defined command
             foreach (var command in commands.AsArray())
@@ -311,9 +354,10 @@ namespace IW4MAdmin.Application.Misc
                 string alias = dynamicCommand.alias;
                 string description = dynamicCommand.description;
                 string permission = dynamicCommand.permission;
-                bool targetRequired = false;
+                List<Server.Game> supportedGames = null;
+                var targetRequired = false;
 
-                List<(string, bool)> args = new List<(string, bool)>();
+                var args = new List<(string, bool)>();
                 dynamic arguments = null;
 
                 try
@@ -344,26 +388,85 @@ namespace IW4MAdmin.Application.Misc
                     }
                 }
 
-                void execute(GameEvent e)
-                {
-                    _scriptEngine.SetValue("_event", e);
-                    var jsEventObject = _scriptEngine.GetValue("_event");
-
                 try
                 {
-                        dynamicCommand.execute.Target.Invoke(jsEventObject);
+                    foreach (var game in dynamicCommand.supportedGames)
+                    {
+                        supportedGames ??= new List<Server.Game>();
+                        supportedGames.Add(Enum.Parse(typeof(Server.Game), game.ToString()));
+                    }
+                }
+                catch (RuntimeBinderException)
+                {
+                    // supported games is optional
+                }
+
+                async Task Execute(GameEvent gameEvent)
+                {
+                    try
+                    {
+                        await _onProcessing.WaitAsync();
+
+                        _scriptEngine.SetValue("_event", gameEvent);
+                        var jsEventObject = _scriptEngine.Evaluate("_event");
+                        
+                        dynamicCommand.execute.Target.Invoke(_scriptEngine, jsEventObject);
                     }
 
                     catch (JavaScriptException ex)
                     {
-                        throw new PluginException($"An error occured while executing action for script plugin: {ex.Error} (Line: {ex.Location.Start.Line}, Character: {ex.Location.Start.Column})") { PluginFile = _fileName };
+                        using (LogContext.PushProperty("Server", gameEvent.Owner?.ToString()))
+                        {
+                            _logger.LogError(ex, "Could not execute command action for {Filename} {@Location}",
+                                Path.GetFileName(_fileName), ex.Location);
+                        }
+
+                        throw new PluginException("A runtime error occured while executing action for script plugin");
+                    }
+                    
+                    catch (Exception ex)
+                    {
+                        using (LogContext.PushProperty("Server", gameEvent.Owner?.ToString()))
+                        {
+                            _logger.LogError(ex,
+                                "Could not execute command action for script plugin {FileName}",
+                                Path.GetFileName(_fileName));
+                        }
+
+                        throw new PluginException("An error occured while executing action for script plugin");
+                    }
+
+
+                    finally
+                    {
+                        if (_onProcessing.CurrentCount == 0)
+                        {
+                            _onProcessing.Release(1);
+                        }
                     }
                 }
 
-                commandList.Add(scriptCommandFactory.CreateScriptCommand(name, alias, description, permission, targetRequired, args, execute));
+                commandList.Add(scriptCommandFactory.CreateScriptCommand(name, alias, description, permission,
+                    targetRequired, args, Execute, supportedGames?.ToArray()));
             }
 
             return commandList;
         }
     }
+
+    public class PermissionLevelToStringConverter : IObjectConverter
+    {
+        public bool TryConvert(Engine engine, object value, out JsValue result)
+        {
+            if (value is Data.Models.Client.EFClient.Permission)
+            {
+                result = value.ToString();
+                return true;
+            }
+
+
+            result = JsValue.Null;
+            return false;
+        }
+    }
 }

Application/Misc/ScriptPluginTimerHelper.cs

@@ -0,0 +1,157 @@
+using System;
+using System.Threading;
+using Jint.Native;
+using Jint.Runtime;
+using Microsoft.Extensions.Logging;
+using SharedLibraryCore.Interfaces;
+using ILogger = Microsoft.Extensions.Logging.ILogger;
+
+namespace IW4MAdmin.Application.Misc;
+
+public class ScriptPluginTimerHelper : IScriptPluginTimerHelper
+{
+    private Timer _timer;
+    private Action _actions;
+    private Delegate _jsAction;
+    private string _actionName;
+    private const int DefaultDelay = 0;
+    private const int DefaultInterval = 1000;
+    private readonly ILogger _logger;
+    private readonly ManualResetEventSlim _onRunningTick = new();
+    private SemaphoreSlim _onDependentAction;
+
+    public ScriptPluginTimerHelper(ILogger<ScriptPluginTimerHelper> logger)
+    {
+        _logger = logger;
+    }
+
+    ~ScriptPluginTimerHelper()
+    {
+        if (_timer != null)
+        {
+            Stop();
+        }
+        _onRunningTick.Dispose();
+    }
+
+    public void Start(int delay, int interval)
+    {
+        if (_actions is null)
+        {
+            throw new InvalidOperationException("Timer action must be defined before starting");
+        }
+
+        if (delay < 0)
+        {
+            throw new ArgumentException("Timer delay must be >= 0");
+        }
+
+        if (interval < 20)
+        {
+            throw new ArgumentException("Timer interval must be at least 20ms");
+        }
+        
+        Stop();
+        
+        _logger.LogDebug("Starting script timer...");
+
+        _onRunningTick.Set();
+        _timer ??= new Timer(callback => _actions(), null, delay, interval);
+        IsRunning = true;
+    }
+
+    public void Start(int interval)
+    {
+        Start(DefaultDelay, interval);
+    }
+
+    public void Start()
+    {
+        Start(DefaultDelay, DefaultInterval);
+    }
+
+    public void Stop()
+    {
+        if (_timer == null)
+        {
+            return;
+        }
+        
+        _logger.LogDebug("Stopping script timer...");
+        _timer.Change(Timeout.Infinite, Timeout.Infinite);
+        _timer.Dispose();
+        _timer = null;
+        IsRunning = false;
+    }
+
+    public void OnTick(Delegate action, string actionName)
+    {
+        if (string.IsNullOrEmpty(actionName))
+        {
+            throw new ArgumentException("actionName must be provided", nameof(actionName));
+        }
+
+        if (action is null)
+        {
+            throw new ArgumentException("action must be provided", nameof(action));
+        }
+
+        _logger.LogDebug("Adding new action with name {ActionName}", actionName);
+
+        _jsAction = action;
+        _actionName = actionName;
+        _actions = OnTick;
+    }
+
+    private void ReleaseThreads()
+    {
+        _onRunningTick.Set();
+
+        if (_onDependentAction?.CurrentCount != 0)
+        {
+            return;
+        }
+
+        _onDependentAction?.Release(1);
+    }
+    private void OnTick()
+    {
+        try
+        {
+            if (!_onRunningTick.IsSet)
+            {
+                _logger.LogWarning("Previous {OnTick} is still running, so we are skipping this one",
+                    nameof(OnTick));
+                return;
+            }
+
+            _onRunningTick.Reset();
+
+            // the js engine is not thread safe so we need to ensure we're not executing OnTick and OnEventAsync simultaneously
+            _onDependentAction?.WaitAsync().Wait();
+            _jsAction.DynamicInvoke(JsValue.Undefined, new[] { JsValue.Undefined });
+            ReleaseThreads();
+        }
+
+        catch (Exception ex) when (ex.InnerException is JavaScriptException jsex)
+        {
+            _logger.LogError(jsex,
+                "Could not execute timer tick for script action {ActionName} [@{LocationInfo}]", _actionName,
+                jsex.Location);
+            ReleaseThreads();
+        }
+        catch (Exception ex)
+        {
+            _logger.LogError(ex, "Could not execute timer tick for script action {ActionName}", _actionName);
+            _onRunningTick.Set();
+            ReleaseThreads();
+        }
+    }
+
+    public void SetDependency(SemaphoreSlim dependentSemaphore)
+    {
+        _onDependentAction = dependentSemaphore;
+    }
+
+    public bool IsRunning { get; private set; }
+}

IW4MAdmin.sln

@@ -52,6 +52,7 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "ScriptPlugins", "ScriptPlug
 		Plugins\ScriptPlugins\ParserCSGO.js = Plugins\ScriptPlugins\ParserCSGO.js
 		Plugins\ScriptPlugins\ParserCSGOSM.js = Plugins\ScriptPlugins\ParserCSGOSM.js
 		Plugins\ScriptPlugins\ParserPlutoniumT4COZM.js = Plugins\ScriptPlugins\ParserPlutoniumT4COZM.js
+		Plugins\ScriptPlugins\GameInterface.js = Plugins\ScriptPlugins\GameInterface.js
 	EndProjectSection
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "AutomessageFeed", "Plugins\AutomessageFeed\AutomessageFeed.csproj", "{F5815359-CFC7-44B4-9A3B-C04BACAD5836}"

Plugins/ScriptPlugins/GameInterface.js

@@ -0,0 +1,359 @@
+const eventTypes = {
+    1: 'start', // a server started being monitored
+    6: 'disconnect', // a client detected a leaving the game
+    9: 'preconnect', // client detected as joining via log or status
+    101: 'warn' // client was warned
+};
+
+const servers = {};
+const inDvar = 'sv_iw4madmin_in';
+const outDvar = 'sv_iw4madmin_out';
+const pollRate = 5000;
+let logger = {};
+
+let plugin = {
+    author: 'RaidMax',
+    version: 1.0,
+    name: 'Game Interface',
+    enabled: true, // indicates if the plugin is enabled
+
+    onEventAsync: (gameEvent, server) => {
+        const eventType = eventTypes[gameEvent.Type];
+
+        switch (eventType) {
+            case 'start':
+                this.enabled = initialize(server);
+                break;
+            case 'preconnect':
+                // when the plugin is reloaded after the servers are started
+                if (servers[server.EndPoint] == null) {
+                    this.enabled = initialize(server);
+
+                    if (!this.enabled) {
+                        return;
+                    }
+                }
+                const timer = servers[server.EndPoint].timer;
+                if (!timer.IsRunning) {
+                    timer.Start(0, pollRate);
+                }
+                break;
+            case 'disconnect':
+                if (server.ClientNum === 0 && servers[server.EndPoint] != null) {
+                    servers[server.EndPoint].timer.Stop();
+                }
+                break;
+            case 'warn':
+                const warningTitle = _localization.LocalizationIndex['GLOBAL_WARNING'];
+                sendScriptCommand(server, 'Alert', gameEvent.Target, {
+                    alertType: warningTitle + '!',
+                    message: gameEvent.Data
+                });
+                break;
+        }
+    },
+
+    onLoadAsync: manager => {
+        logger = _serviceResolver.ResolveService('ILogger');
+        logger.WriteInfo('Game Interface Startup');
+    },
+
+    onUnloadAsync: () => {
+        for (let i = 0; i < servers.length; i++) {
+            servers[i].timer.Stop();
+        }
+    },
+
+    onTickAsync: server => {
+    }
+};
+
+let commands = [{
+    // required
+    name: 'giveweapon',
+    // required
+    description: 'gives specified weapon',
+    // required
+    alias: 'gw',
+    // required
+    permission: 'SeniorAdmin',
+    // optional (defaults to false)
+    targetRequired: false,
+    // optional
+    arguments: [{
+        name: 'weapon name',
+        required: true
+    }],
+    supportedGames: ['IW4'],
+    // required
+    execute: (gameEvent) => {
+        sendScriptCommand(gameEvent.Owner, 'GiveWeapon', gameEvent.Origin, {weaponName: gameEvent.Data});
+    }
+},
+    {
+        // required
+        name: 'takeweapons',
+        // required
+        description: 'take all weapons from specifies player',
+        // required
+        alias: 'tw',
+        // required
+        permission: 'SeniorAdmin',
+        // optional (defaults to false)
+        targetRequired: true,
+        // optional
+        arguments: [],
+        supportedGames: ['IW4'],
+        // required
+        execute: (gameEvent) => {
+            sendScriptCommand(gameEvent.Owner, 'TakeWeapons', gameEvent.Target, undefined);
+        }
+    },
+    {
+        // required
+        name: 'switchteam',
+        // required
+        description: 'switches specified player to the opposite team',
+        // required
+        alias: 'st',
+        // required
+        permission: 'Administrator',
+        // optional (defaults to false)
+        targetRequired: true,
+        // optional
+        arguments: [{
+            name: 'player',
+            required: true
+        }],
+        supportedGames: ['IW4'],
+        // required
+        execute: (gameEvent) => {
+            sendScriptCommand(gameEvent.Owner, 'SwitchTeams', gameEvent.Target, undefined);
+        }
+    },
+    {
+        // required
+        name: 'hide',
+        // required
+        description: 'hide yourself',
+        // required
+        alias: 'hi',
+        // required
+        permission: 'SeniorAdmin',
+        // optional (defaults to false)
+        targetRequired: false,
+        // optional
+        arguments: [],
+        supportedGames: ['IW4'],
+        // required
+        execute: (gameEvent) => {
+            sendScriptCommand(gameEvent.Owner, 'Hide', gameEvent.Origin, undefined);
+        }
+    },
+    {
+        // required
+        name: 'unhide',
+        // required
+        description: 'unhide yourself',
+        // required
+        alias: 'unh',
+        // required
+        permission: 'SeniorAdmin',
+        // optional (defaults to false)
+        targetRequired: false,
+        // optional
+        arguments: [],
+        supportedGames: ['IW4'],
+        // required
+        execute: (gameEvent) => {
+            sendScriptCommand(gameEvent.Owner, 'Unhide', gameEvent.Origin, undefined);
+        }
+    },
+    {
+        // required
+        name: 'alert',
+        // required
+        description: 'alert a player',
+        // required
+        alias: 'alr',
+        // required
+        permission: 'SeniorAdmin',
+        // optional (defaults to false)
+        targetRequired: true,
+        // optional
+        arguments: [{
+            name: 'alert message',
+            required: true
+        }],
+        supportedGames: ['IW4'],
+        // required
+        execute: (gameEvent) => {
+            sendScriptCommand(gameEvent.Owner, 'Alert', gameEvent.Target, {
+                alertType: 'Alert',
+                message: gameEvent.Data
+            });
+        }
+    }];
+
+const sendScriptCommand = (server, command, target, data) => {
+    if (plugin.enabled) {
+        sendEvent(server, false, 'ExecuteCommandRequested', command, target, data);
+    }
+}
+
+const sendEvent = (server, responseExpected, event, subtype, client, data) => {
+    const logger = _serviceResolver.ResolveService('ILogger');
+
+    let pendingOut = true;
+    let pendingCheckCount = 0;
+    while (pendingOut === true && pendingCheckCount <= 10) {
+        try {
+            pendingOut = server.GetServerDvar(outDvar) !== null;
+        } catch (error) {
+            logger.WriteError(`Could not check server output dvar for IO status ${error}`);
+        }
+
+        if (pendingOut) {
+            logger.WriteDebug('Waiting for event bus to be cleared');
+            System.Threading.Tasks.Task.Delay(1000).Wait();
+        }
+        pendingCheckCount++;
+    }
+
+    if (pendingCheckCount === true) {
+        logger.WriteWarning(`Reached maximum attempts waiting for output to be available for ${server.EndPoint}`)
+    }
+
+    let clientNumber = '';
+    if (client !== undefined) {
+        clientNumber = client.ClientNumber;
+    }
+    if (responseExpected === undefined) {
+        responseExpected = 0;
+    }
+    const output = `${responseExpected ? '1' : '0'};${event};${subtype};${clientNumber};${buildDataString(data)}`;
+    logger.WriteDebug(`Sending output to server ${output}`);
+
+    try {
+        server.SetServerDvar(outDvar, output);
+    } catch (error) {
+        logger.WriteError(`Could not set server output dvar ${error}`);
+    }
+};
+
+const parseEvent = (input) => {
+    if (input === undefined) {
+        return {};
+    }
+
+    const eventInfo = input.split(';');
+
+    return {
+        eventType: eventInfo[1],
+        subType: eventInfo[2],
+        clientNumber: eventInfo[3],
+        data: eventInfo.length > 4 ? eventInfo [4] : undefined
+    }
+}
+
+const initialize = (server) => {
+    const logger = _serviceResolver.ResolveService('ILogger');
+    let enabled = false;
+    try {
+        enabled = server.GetServerDvar('sv_iw4madmin_integration_enabled') === '1';
+    } catch (error) {
+        logger.WriteError(`Could not get integration status of ${server.EndPoint} - ${error}`);
+    }
+
+    logger.WriteDebug(`GSC Integration enabled = ${enabled}`);
+
+    if (!enabled) {
+        return false;
+    }
+
+    logger.WriteDebug(`Setting up bus timer for ${server.EndPoint}`);
+
+    let timer = _timerHelper;
+    timer.OnTick(() => pollForEvents(server), `GameEventPoller ${server.ToString()}`)
+
+    servers[server.EndPoint] = {
+        timer: timer
+    }
+
+    try {
+        server.SetServerDvar(inDvar, '');
+        server.SetServerDvar(outDvar, '');
+    } catch (error) {
+        logger.WriteError(`Could set default values bus dvars for ${server.EndPoint} - ${error}`);
+    }
+
+    return true;
+};
+
+const pollForEvents = server => {
+    const logger = _serviceResolver.ResolveService('ILogger');
+
+    let input;
+    try {
+        input = server.GetServerDvar(inDvar);
+    } catch (error) {
+        logger.WriteError(`Could not get input bus value for ${server.EndPoint} - ${error}`);
+        return;
+    }
+
+    if (input === undefined || input === null || input === 'null') {
+        input = '';
+    }
+
+    if (input.length > 0) {
+
+        const event = parseEvent(input)
+
+        logger.WriteInfo(`Processing input... ${event.eventType}`);
+
+        if (event.eventType === 'ClientDataRequested') {
+            const client = server.GetClientByNumber(event.clientNumber);
+
+            if (client != null) {
+                logger.WriteInfo(`Found client ${client.Name}`);
+
+                let data = [];
+
+                if (event.subType === 'Meta') {
+                    const metaService = _serviceResolver.ResolveService('IMetaService');
+                    const meta = metaService.GetPersistentMeta(event.data, client).Result;
+                    data[event.data] = meta === null ? '' : meta.Value;
+                } else {
+                    data = {
+                        level: client.Level,
+                        lastConnection: client.LastConnection
+                    };
+                }
+
+                sendEvent(server, false, 'ClientDataReceived', event.subType, client, data);
+            }
+
+            logger.WriteWarning(`Could not find client slot ${event.clientNumber} when processing ${event.eventType}`);
+        }
+
+        try {
+            server.SetServerDvar(inDvar, '');
+        } catch (error) {
+            logger.WriteError(`Could not reset in bus value for ${server.EndPoint} - ${error}`);
+        }
+    }
+}
+
+const buildDataString = data => {
+    if (data === undefined) {
+        return '';
+    }
+
+    let formattedData = '';
+
+    for (const prop in data) {
+        formattedData += `${prop}=${data[prop]}|`;
+    }
+
+    return formattedData.substring(0, Math.max(0, formattedData.length - 1));
+}

SharedLibraryCore/Interfaces/IPlugin.cs

@@ -10,7 +10,7 @@ namespace SharedLibraryCore.Interfaces
         bool IsParser => false;
         Task OnLoadAsync(IManager manager);
         Task OnUnloadAsync();
-        Task OnEventAsync(GameEvent E, Server S);
+        Task OnEventAsync(GameEvent gameEvent, Server server);
         Task OnTickAsync(Server S);
     }
 }

SharedLibraryCore/Interfaces/IPluginImporter.cs

@@ -18,6 +18,6 @@ namespace SharedLibraryCore.Interfaces
         ///     discovers the script plugins
         /// </summary>
         /// <returns>initialized script plugin collection</returns>
-        IEnumerable<IPlugin> DiscoverScriptPlugins();
+        IEnumerable<IPlugin> DiscoverScriptPlugins(IServiceProvider serviceProvider);
     }
 }

SharedLibraryCore/Interfaces/IScriptCommandFactory.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Threading.Tasks;
 
 namespace SharedLibraryCore.Interfaces
 {
@@ -18,8 +19,10 @@ namespace SharedLibraryCore.Interfaces
         /// <param name="isTargetRequired">target required or not</param>
         /// <param name="args">command arguments (name, is required)</param>
         /// <param name="executeAction">action to peform when commmand is executed</param>
+        /// <param name="supportedGames"></param>
         /// <returns></returns>
         IManagerCommand CreateScriptCommand(string name, string alias, string description, string permission,
-            bool isTargetRequired, IEnumerable<(string, bool)> args, Action<GameEvent> executeAction);
+            bool isTargetRequired, IEnumerable<(string, bool)> args, Func<GameEvent, Task> executeAction,
+            Server.Game[] supportedGames);
     }
 }

SharedLibraryCore/Interfaces/IScriptPluginTimerHelper.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Threading;
+
+namespace SharedLibraryCore.Interfaces;
+
+public interface IScriptPluginTimerHelper
+{
+    void Start(int delay, int interval);
+    void Start(int interval);
+    void Start();
+    void Stop();
+    void OnTick(Delegate action, string actionName);
+    bool IsRunning { get; }
+    void SetDependency(SemaphoreSlim dependentSemaphore);
+}

SharedLibraryCore/Server.cs

@@ -387,5 +387,23 @@ namespace SharedLibraryCore
         }
 
         public abstract Task<long> GetIdForServer(Server server = null);
+
+        public string[] ExecuteServerCommand(string command)
+        {
+            return this.ExecuteCommandAsync(command).GetAwaiter().GetResult();
+        }
+
+        public string GetServerDvar(string dvarName)
+        {
+            return this.GetDvarAsync<string>(dvarName).GetAwaiter().GetResult()?.Value;
+        }
+
+        public void SetServerDvar(string dvarName, string dvarValue)
+        {
+            this.SetDvarAsync(dvarName, dvarValue).GetAwaiter().GetResult();
+        }
+
+        public EFClient GetClientByNumber(int clientNumber) =>
+            GetClientsAsList().FirstOrDefault(client => client.ClientNumber == clientNumber);
     }
 }

SharedLibraryCore/SharedLibraryCore.csproj

@@ -28,32 +28,32 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="FluentValidation" Version="10.3.6"/>
+        <PackageReference Include="FluentValidation" Version="10.3.6" />
-        <PackageReference Include="Humanizer.Core" Version="2.13.14"/>
+        <PackageReference Include="Humanizer.Core" Version="2.13.14" />
-        <PackageReference Include="Humanizer.Core.ru" Version="2.13.14"/>
+        <PackageReference Include="Humanizer.Core.ru" Version="2.13.14" />
-        <PackageReference Include="Humanizer.Core.de" Version="2.13.14"/>
+        <PackageReference Include="Humanizer.Core.de" Version="2.13.14" />
-        <PackageReference Include="Humanizer.Core.es" Version="2.13.14"/>
+        <PackageReference Include="Humanizer.Core.es" Version="2.13.14" />
-        <PackageReference Include="Humanizer.Core.pt" Version="2.13.14"/>
+        <PackageReference Include="Humanizer.Core.pt" Version="2.13.14" />
-        <PackageReference Include="Microsoft.AspNetCore.Authentication.Cookies" Version="2.2.0"/>
+        <PackageReference Include="Microsoft.AspNetCore.Authentication.Cookies" Version="2.2.0" />
-        <PackageReference Include="Microsoft.EntityFrameworkCore" Version="6.0.1"/>
+        <PackageReference Include="Microsoft.EntityFrameworkCore" Version="6.0.1" />
-        <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="6.0.1"/>
+        <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="6.0.1" />
-        <PackageReference Include="Microsoft.Extensions.Configuration" Version="6.0.0"/>
+        <PackageReference Include="Microsoft.Extensions.Configuration" Version="6.0.0" />
-        <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="6.0.0"/>
+        <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="6.0.0" />
-        <PackageReference Include="Microsoft.Extensions.Localization" Version="6.0.1"/>
+        <PackageReference Include="Microsoft.Extensions.Localization" Version="6.0.1" />
-        <PackageReference Include="Microsoft.Extensions.Logging.Console" Version="6.0.0"/>
+        <PackageReference Include="Microsoft.Extensions.Logging.Console" Version="6.0.0" />
-        <PackageReference Include="Microsoft.Extensions.Logging.Debug" Version="6.0.0"/>
+        <PackageReference Include="Microsoft.Extensions.Logging.Debug" Version="6.0.0" />
-        <PackageReference Include="Microsoft.Extensions.Options.ConfigurationExtensions" Version="6.0.0"/>
+        <PackageReference Include="Microsoft.Extensions.Options.ConfigurationExtensions" Version="6.0.0" />
-        <PackageReference Include="Newtonsoft.Json" Version="13.0.1"/>
+        <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
-        <PackageReference Include="Serilog.AspNetCore" Version="4.1.0"/>
+        <PackageReference Include="Serilog.AspNetCore" Version="4.1.0" />
-        <PackageReference Include="SimpleCrypto.NetCore" Version="1.0.0"/>
+        <PackageReference Include="SimpleCrypto.NetCore" Version="1.0.0" />
     </ItemGroup>
 
     <ItemGroup>
-        <ProjectReference Include="..\Data\Data.csproj"/>
+        <ProjectReference Include="..\Data\Data.csproj" />
     </ItemGroup>
 
     <Target Name="PreBuild" BeforeTargets="PreBuildEvent">
-        <Exec Command="if not exist &quot;$(ProjectDir)..\BUILD&quot; (&#xD;&#xA;if $(ConfigurationName) == Debug (&#xD;&#xA;md &quot;$(ProjectDir)..\BUILD&quot;&#xD;&#xA;)&#xD;&#xA;)&#xD;&#xA;if not exist &quot;$(ProjectDir)..\BUILD\Plugins&quot; (&#xD;&#xA;if $(ConfigurationName) == Debug (&#xD;&#xA;md &quot;$(ProjectDir)..\BUILD\Plugins&quot;&#xD;&#xA;)&#xD;&#xA;)"/>
+        <Exec Command="if not exist &quot;$(ProjectDir)..\BUILD&quot; (&#xD;&#xA;if $(ConfigurationName) == Debug (&#xD;&#xA;md &quot;$(ProjectDir)..\BUILD&quot;&#xD;&#xA;)&#xD;&#xA;)&#xD;&#xA;if not exist &quot;$(ProjectDir)..\BUILD\Plugins&quot; (&#xD;&#xA;if $(ConfigurationName) == Debug (&#xD;&#xA;md &quot;$(ProjectDir)..\BUILD\Plugins&quot;&#xD;&#xA;)&#xD;&#xA;)" />
     </Target>
 
     <PropertyGroup>
@@ -61,7 +61,7 @@
     </PropertyGroup>
     <Target DependsOnTargets="BuildOnlySettings;ResolveReferences" Name="CopyProjectReferencesToPackage">
         <ItemGroup>
-            <BuildOutputInPackage Include="@(ReferenceCopyLocalPaths-&gt;WithMetadataValue('ReferenceSourceTarget', 'ProjectReference'))"/>
+            <BuildOutputInPackage Include="@(ReferenceCopyLocalPaths-&gt;WithMetadataValue('ReferenceSourceTarget', 'ProjectReference'))" />
         </ItemGroup>
     </Target>
 

WebfrontCore/Controllers/HomeController.cs

@@ -85,7 +85,7 @@ namespace WebfrontCore.Controllers
                         _type.Assembly != excludedAssembly && typeof(IPlugin).IsAssignableFrom(_type));
                     return pluginType == null ? _translationLookup["WEBFRONT_HELP_COMMAND_NATIVE"] :
                         pluginType.Name == "ScriptPlugin" ? _translationLookup["WEBFRONT_HELP_SCRIPT_PLUGIN"] :
-                        Manager.Plugins.First(_plugin => _plugin.GetType().FullName == pluginType.FullName)
+                        Manager.Plugins.FirstOrDefault(_plugin => _plugin.GetType().FullName == pluginType.FullName)?
                             .Name; // for now we're just returning the name of the plugin, maybe later we'll include more info
                 })
                 .Select(_grp => (_grp.Key, _grp.AsEnumerable()));