/// <summary>
/// The entry point for the BepInEx plugin system, called on the very first LoadScene() from UnityEngine.
/// </summary>
public static void Initialize()
{
if (_loaded)
{
return;
}
if (!Directory.Exists(Utility.PluginsDirectory))
{
Directory.CreateDirectory(Utility.PluginsDirectory);
}
Preloader.AllocateConsole();
try
{
UnityLogWriter unityLogWriter = new UnityLogWriter();
if (Preloader.PreloaderLog != null)
{
unityLogWriter.WriteToLog($"{Preloader.PreloaderLog}\r\n");
}
Logger.SetLogger(unityLogWriter);
if (bool.Parse(Config.GetEntry("log_unity_messages", "false", "Global")))
{
UnityLogWriter.ListenUnityLogs();
}
string consoleTile = $"BepInEx {Assembly.GetExecutingAssembly().GetName().Version} - {Application.productName}";
ConsoleWindow.Title = consoleTile;
Logger.Log(LogLevel.Message, "Chainloader started");
UnityEngine.Object.DontDestroyOnLoad(ManagerObject);
string currentProcess = Process.GetCurrentProcess().ProcessName.ToLower();
var pluginTypes = TypeLoader.LoadTypes <BaseUnityPlugin>(Utility.PluginsDirectory)
.Where(plugin =>
{
//Perform a filter for currently running process
var filters = MetadataHelper.GetAttributes <BepInProcess>(plugin);
if (!filters.Any())
{
return(true);
}
return(filters.Any(x => x.ProcessName.ToLower().Replace(".exe", "") == currentProcess));
})
.ToList();
Logger.Log(LogLevel.Info, $"{pluginTypes.Count} plugins selected");
Dictionary <Type, IEnumerable <Type> > dependencyDict = new Dictionary <Type, IEnumerable <Type> >();
foreach (Type t in pluginTypes)
{
try
{
IEnumerable <Type> dependencies = MetadataHelper.GetDependencies(t, pluginTypes);
dependencyDict[t] = dependencies;
}
catch (MissingDependencyException)
{
var metadata = MetadataHelper.GetMetadata(t);
Logger.Log(LogLevel.Info, $"Cannot load [{metadata.Name}] due to missing dependencies.");
}
}
pluginTypes = Utility.TopologicalSort(dependencyDict.Keys, x => dependencyDict[x]).ToList();
foreach (Type t in pluginTypes)
{
try
{
var metadata = MetadataHelper.GetMetadata(t);
var plugin = (BaseUnityPlugin)ManagerObject.AddComponent(t);
Plugins.Add(plugin);
Logger.Log(LogLevel.Info, $"Loaded [{metadata.Name} {metadata.Version}]");
}
catch (Exception ex)
{
Logger.Log(LogLevel.Info, $"Error loading [{t.Name}] : {ex.Message}");
}
}
}
catch (Exception ex)
{
UnityInjector.ConsoleUtil.ConsoleWindow.Attach();
Console.WriteLine("Error occurred starting the game");
Console.WriteLine(ex.ToString());
}
_loaded = true;
}
/// <summary>
/// The entrypoint for the BepInEx plugin system.
/// </summary>
public static void Start()
{
if (_loaded)
{
return;
}
if (!_initialized)
{
throw new InvalidOperationException("BepInEx has not been initialized. Please call Chainloader.Initialize prior to starting the chainloader instance.");
}
if (!Directory.Exists(Paths.PluginPath))
{
Directory.CreateDirectory(Paths.PluginPath);
}
if (!Directory.Exists(Paths.PatcherPluginPath))
{
Directory.CreateDirectory(Paths.PatcherPluginPath);
}
try
{
var productNameProp = typeof(Application).GetProperty("productName", BindingFlags.Public | BindingFlags.Static);
if (productNameProp != null)
{
ConsoleWindow.Title =
$"BepInEx {Assembly.GetExecutingAssembly().GetName().Version} - {productNameProp.GetValue(null, null)}";
}
Logger.LogMessage("Chainloader started");
ManagerObject = new GameObject("BepInEx_Manager");
UnityEngine.Object.DontDestroyOnLoad(ManagerObject);
string currentProcess = Process.GetCurrentProcess().ProcessName.ToLower();
var globalPluginTypes = TypeLoader.LoadTypes <BaseUnityPlugin>(Paths.PluginPath).ToList();
var selectedPluginTypes = globalPluginTypes
.Where(plugin =>
{
//Ensure metadata exists
var metadata = MetadataHelper.GetMetadata(plugin);
if (metadata == null)
{
Logger.LogWarning($"Skipping over type [{plugin.Name}] as no metadata attribute is specified");
return(false);
}
//Perform a filter for currently running process
var filters = MetadataHelper.GetAttributes <BepInProcess>(plugin);
if (filters.Length == 0) //no filters means it loads everywhere
{
return(true);
}
var result = filters.Any(x => x.ProcessName.ToLower().Replace(".exe", "") == currentProcess);
if (!result)
{
Logger.LogInfo($"Skipping over plugin [{metadata.GUID}] due to process filter");
}
return(result);
})
.ToList();
Logger.LogInfo($"{selectedPluginTypes.Count} / {globalPluginTypes.Count} plugins to load");
var dependencyDict = new Dictionary <string, IEnumerable <string> >();
var pluginsByGUID = new Dictionary <string, Type>();
foreach (Type t in selectedPluginTypes)
{
var dependencies = MetadataHelper.GetDependencies(t, selectedPluginTypes);
var metadata = MetadataHelper.GetMetadata(t);
if (metadata.GUID == null)
{
Logger.LogWarning($"Skipping [{metadata.Name}] because it does not have a valid GUID.");
continue;
}
if (dependencyDict.ContainsKey(metadata.GUID))
{
Logger.LogWarning($"Skipping [{metadata.Name}] because its GUID ({metadata.GUID}) is already used by another plugin.");
continue;
}
dependencyDict[metadata.GUID] = dependencies.Select(d => d.DependencyGUID);
pluginsByGUID[metadata.GUID] = t;
}
var emptyDependencies = new string[0];
// Sort plugins by their dependencies.
// Give missing dependencies no dependencies of its own, which will cause missing plugins to be first in the resulting list.
var sortedPlugins = Utility.TopologicalSort(dependencyDict.Keys, x => dependencyDict.TryGetValue(x, out var deps) ? deps : emptyDependencies).ToList();
var invalidPlugins = new HashSet <string>();
var processedPlugins = new HashSet <string>();
foreach (var pluginGUID in sortedPlugins)
{
// If the plugin is missing, don't process it
if (!pluginsByGUID.TryGetValue(pluginGUID, out var pluginType))
{
continue;
}
var metadata = MetadataHelper.GetMetadata(pluginType);
var dependencies = MetadataHelper.GetDependencies(pluginType, selectedPluginTypes);
var dependsOnInvalidPlugin = false;
var missingDependencies = new List <string>();
foreach (var dependency in dependencies)
{
// If the depenency wasn't already processed, it's missing altogether
if (!processedPlugins.Contains(dependency.DependencyGUID))
{
// If the dependency is hard, collect it into a list to show
if ((dependency.Flags & BepInDependency.DependencyFlags.HardDependency) != 0)
{
missingDependencies.Add(dependency.DependencyGUID);
}
continue;
}
// If the dependency is invalid (e.g. has missing depedencies), report that to the user
if (invalidPlugins.Contains(dependency.DependencyGUID))
{
dependsOnInvalidPlugin = true;
break;
}
}
processedPlugins.Add(pluginGUID);
if (dependsOnInvalidPlugin)
{
Logger.LogWarning($"Skipping [{metadata.Name}] because it has a dependency that was not loaded. See above errors for details.");
continue;
}
if (missingDependencies.Count != 0)
{
Logger.LogError($@"Missing the following dependencies for [{metadata.Name}]: {"\r\n"}{
string.Join("\r\n", missingDependencies.Select(s => $"- {s}").ToArray())
}{"\r\n"}Loading will be skipped; expect further errors and unstabilities." );
invalidPlugins.Add(pluginGUID);
continue;
}
try
{
Logger.LogInfo($"Loading [{metadata.Name} {metadata.Version}]");
Plugins.Add((BaseUnityPlugin)ManagerObject.AddComponent(pluginType));
}
catch (Exception ex)
{
invalidPlugins.Add(pluginGUID);
Logger.LogError($"Error loading [{metadata.Name}] : {ex.Message}");
Logger.LogDebug(ex);
}
}
}
catch (Exception ex)
{
ConsoleWindow.Attach();
Console.WriteLine("Error occurred starting the game");
Console.WriteLine(ex.ToString());
}
Logger.LogMessage("Chainloader startup complete");
_loaded = true;
}
/// <summary>
/// The entrypoint for the BepInEx plugin system.
/// </summary>
public static void Start()
{
if (_loaded)
{
return;
}
if (!_initialized)
{
throw new InvalidOperationException("BepInEx has not been initialized. Please call Chainloader.Initialize prior to starting the chainloader instance.");
}
if (!Directory.Exists(Paths.PluginPath))
{
Directory.CreateDirectory(Paths.PluginPath);
}
if (!Directory.Exists(Paths.PatcherPluginPath))
{
Directory.CreateDirectory(Paths.PatcherPluginPath);
}
try
{
var productNameProp = typeof(Application).GetProperty("productName", BindingFlags.Public | BindingFlags.Static);
if (ConsoleManager.ConsoleActive)
{
ConsoleManager.SetConsoleTitle($"{CurrentAssemblyName} {CurrentAssemblyVersion} - {productNameProp?.GetValue(null, null) ?? Paths.ProcessName}");
}
Logger.LogMessage("Chainloader started");
ManagerObject = new GameObject("BepInEx_Manager");
UnityEngine.Object.DontDestroyOnLoad(ManagerObject);
var pluginsToLoad = TypeLoader.FindPluginTypes(Paths.PluginPath, ToPluginInfo, HasBepinPlugins, "chainloader");
foreach (var keyValuePair in pluginsToLoad)
{
foreach (var pluginInfo in keyValuePair.Value)
{
pluginInfo.Location = keyValuePair.Key;
}
}
var pluginInfos = pluginsToLoad.SelectMany(p => p.Value).ToList();
var loadedAssemblies = new Dictionary <string, Assembly>();
Logger.LogInfo($"{pluginInfos.Count} plugins to load");
// We use a sorted dictionary to ensure consistent load order
var dependencyDict = new SortedDictionary <string, IEnumerable <string> >(StringComparer.InvariantCultureIgnoreCase);
var pluginsByGUID = new Dictionary <string, PluginInfo>();
foreach (var pluginInfoGroup in pluginInfos.GroupBy(info => info.Metadata.GUID))
{
PluginInfo loadedVersion = null;
foreach (var pluginInfo in pluginInfoGroup.OrderByDescending(x => x.Metadata.Version))
{
if (loadedVersion != null)
{
Logger.LogWarning($"Skipping [{pluginInfo}] because a newer version exists ({loadedVersion})");
continue;
}
loadedVersion = pluginInfo;
// Perform checks that will prevent loading plugins in this run
var filters = pluginInfo.Processes.ToList();
bool invalidProcessName = filters.Count != 0 && filters.All(x => !string.Equals(x.ProcessName.Replace(".exe", ""), Paths.ProcessName, StringComparison.InvariantCultureIgnoreCase));
if (invalidProcessName)
{
Logger.LogWarning($"Skipping [{pluginInfo}] because of process filters ({string.Join(", ", pluginInfo.Processes.Select(p => p.ProcessName).ToArray())})");
continue;
}
dependencyDict[pluginInfo.Metadata.GUID] = pluginInfo.Dependencies.Select(d => d.DependencyGUID);
pluginsByGUID[pluginInfo.Metadata.GUID] = pluginInfo;
}
}
foreach (var pluginInfo in pluginsByGUID.Values.ToList())
{
if (pluginInfo.Incompatibilities.Any(incompatibility => pluginsByGUID.ContainsKey(incompatibility.IncompatibilityGUID)))
{
pluginsByGUID.Remove(pluginInfo.Metadata.GUID);
dependencyDict.Remove(pluginInfo.Metadata.GUID);
var incompatiblePlugins = pluginInfo.Incompatibilities.Select(x => x.IncompatibilityGUID).Where(x => pluginsByGUID.ContainsKey(x)).ToArray();
string message = $@"Could not load [{pluginInfo}] because it is incompatible with: {string.Join(", ", incompatiblePlugins)}";
DependencyErrors.Add(message);
Logger.LogError(message);
}
else if (PluginTargetsWrongBepin(pluginInfo))
{
string message = $@"Plugin [{pluginInfo}] targets a wrong version of BepInEx ({pluginInfo.TargettedBepInExVersion}) and might not work until you update";
DependencyErrors.Add(message);
Logger.LogWarning(message);
}
}
var emptyDependencies = new string[0];
// Sort plugins by their dependencies.
// Give missing dependencies no dependencies of its own, which will cause missing plugins to be first in the resulting list.
var sortedPlugins = Utility.TopologicalSort(dependencyDict.Keys, x => dependencyDict.TryGetValue(x, out var deps) ? deps : emptyDependencies).ToList();
var invalidPlugins = new HashSet <string>();
var processedPlugins = new Dictionary <string, Version>();
foreach (var pluginGUID in sortedPlugins)
{
// If the plugin is missing, don't process it
if (!pluginsByGUID.TryGetValue(pluginGUID, out var pluginInfo))
{
continue;
}
var dependsOnInvalidPlugin = false;
var missingDependencies = new List <BepInDependency>();
foreach (var dependency in pluginInfo.Dependencies)
{
bool IsHardDependency(BepInDependency dep) => (dep.Flags & BepInDependency.DependencyFlags.HardDependency) != 0;
// If the dependency wasn't already processed, it's missing altogether
bool dependencyExists = processedPlugins.TryGetValue(dependency.DependencyGUID, out var pluginVersion);
if (!dependencyExists || pluginVersion < dependency.MinimumVersion)
{
// If the dependency is hard, collect it into a list to show
if (IsHardDependency(dependency))
{
missingDependencies.Add(dependency);
}
continue;
}
// If the dependency is invalid (e.g. has missing dependencies) and hard, report that to the user
if (invalidPlugins.Contains(dependency.DependencyGUID) && IsHardDependency(dependency))
{
dependsOnInvalidPlugin = true;
break;
}
}
processedPlugins.Add(pluginGUID, pluginInfo.Metadata.Version);
if (dependsOnInvalidPlugin)
{
string message = $"Skipping [{pluginInfo}] because it has a dependency that was not loaded. See previous errors for details.";
DependencyErrors.Add(message);
Logger.LogWarning(message);
continue;
}
if (missingDependencies.Count != 0)
{
bool IsEmptyVersion(Version v) => v.Major == 0 && v.Minor == 0 && v.Build <= 0 && v.Revision <= 0;
string message = $@"Could not load [{pluginInfo}] because it has missing dependencies: {
string.Join(", ", missingDependencies.Select(s => IsEmptyVersion(s.MinimumVersion) ? s.DependencyGUID : $"{s.DependencyGUID} (v{s.MinimumVersion} or newer)").ToArray())
}" ;
DependencyErrors.Add(message);
Logger.LogError(message);
invalidPlugins.Add(pluginGUID);
continue;
}
try
{
Logger.LogInfo($"Loading [{pluginInfo}]");
if (!loadedAssemblies.TryGetValue(pluginInfo.Location, out var ass))
{
loadedAssemblies[pluginInfo.Location] = ass = Assembly.LoadFile(pluginInfo.Location);
}
PluginInfos[pluginGUID] = pluginInfo;
pluginInfo.Instance = (BaseUnityPlugin)ManagerObject.AddComponent(ass.GetType(pluginInfo.TypeName));
_plugins.Add(pluginInfo.Instance);
}
catch (Exception ex)
{
invalidPlugins.Add(pluginGUID);
PluginInfos.Remove(pluginGUID);
Logger.LogError($"Error loading [{pluginInfo}] : {ex.Message}");
if (ex is ReflectionTypeLoadException re)
{
Logger.LogDebug(TypeLoader.TypeLoadExceptionToString(re));
}
else
{
Logger.LogDebug(ex);
}
}
}
}
/// <summary>
/// The entrypoint for the BepInEx plugin system.
/// </summary>
public static void Start()
{
if (_loaded)
{
return;
}
if (!_initialized)
{
throw new InvalidOperationException("BepInEx has not been initialized. Please call Chainloader.Initialize prior to starting the chainloader instance.");
}
if (!Directory.Exists(Paths.PluginPath))
{
Directory.CreateDirectory(Paths.PluginPath);
}
try
{
if (bool.Parse(Config.GetEntry("chainloader-log-unity-messages", "false", "BepInEx")))
{
UnityLogWriter.ListenUnityLogs();
}
var productNameProp = typeof(Application).GetProperty("productName", BindingFlags.Public | BindingFlags.Static);
if (productNameProp != null)
{
ConsoleWindow.Title =
$"BepInEx {Assembly.GetExecutingAssembly().GetName().Version} - {productNameProp.GetValue(null, null)}";
}
Logger.Log(LogLevel.Message, "Chainloader started");
UnityEngine.Object.DontDestroyOnLoad(ManagerObject);
string currentProcess = Process.GetCurrentProcess().ProcessName.ToLower();
var pluginTypes = TypeLoader.LoadTypes <BaseUnityPlugin>(Paths.PluginPath)
.Where(plugin =>
{
//Perform a filter for currently running process
var filters = MetadataHelper.GetAttributes <BepInProcess>(plugin);
if (!filters.Any())
{
return(true);
}
return(filters.Any(x => x.ProcessName.ToLower().Replace(".exe", "") == currentProcess));
})
.ToList();
Logger.Log(LogLevel.Info, $"{pluginTypes.Count} plugins selected");
Dictionary <Type, IEnumerable <Type> > dependencyDict = new Dictionary <Type, IEnumerable <Type> >();
foreach (Type t in pluginTypes)
{
try
{
IEnumerable <Type> dependencies = MetadataHelper.GetDependencies(t, pluginTypes);
dependencyDict[t] = dependencies;
}
catch (MissingDependencyException)
{
var metadata = MetadataHelper.GetMetadata(t);
Logger.Log(LogLevel.Info, $"Cannot load [{metadata.Name}] due to missing dependencies.");
}
}
pluginTypes = Utility.TopologicalSort(dependencyDict.Keys, x => dependencyDict[x]).ToList();
foreach (Type t in pluginTypes)
{
try
{
var metadata = MetadataHelper.GetMetadata(t);
var plugin = (BaseUnityPlugin)ManagerObject.AddComponent(t);
Plugins.Add(plugin);
Logger.Log(LogLevel.Info, $"Loaded [{metadata.Name} {metadata.Version}]");
}
catch (Exception ex)
{
Logger.Log(LogLevel.Info, $"Error loading [{t.Name}] : {ex.Message}");
}
}
}
catch (Exception ex)
{
ConsoleWindow.Attach();
Console.WriteLine("Error occurred starting the game");
Console.WriteLine(ex.ToString());
}
_loaded = true;
}
/// <summary>
/// The entrypoint for the BepInEx plugin system.
/// </summary>
public static void Start()
{
if (_loaded)
{
return;
}
if (!_initialized)
{
throw new InvalidOperationException("BepInEx has not been initialized. Please call Chainloader.Initialize prior to starting the chainloader instance.");
}
if (!Directory.Exists(Paths.PluginPath))
{
Directory.CreateDirectory(Paths.PluginPath);
}
if (!Directory.Exists(Paths.PatcherPluginPath))
{
Directory.CreateDirectory(Paths.PatcherPluginPath);
}
try
{
var productNameProp = typeof(Application).GetProperty("productName", BindingFlags.Public | BindingFlags.Static);
if (productNameProp != null)
{
ConsoleWindow.Title = $"BepInEx {Assembly.GetExecutingAssembly().GetName().Version} - {productNameProp.GetValue(null, null)}";
}
Logger.LogMessage("Chainloader started");
ManagerObject = new GameObject("BepInEx_Manager");
UnityEngine.Object.DontDestroyOnLoad(ManagerObject);
var pluginsToLoad = TypeLoader.FindPluginTypes(Paths.PluginPath, ToPluginInfo, HasBepinPlugins, "chainloader");
foreach (var keyValuePair in pluginsToLoad)
{
foreach (var pluginInfo in keyValuePair.Value)
{
pluginInfo.Location = keyValuePair.Key;
}
}
var pluginInfos = pluginsToLoad.SelectMany(p => p.Value).ToList();
var loadedAssemblies = new Dictionary <string, Assembly>();
Logger.LogInfo($"{pluginInfos.Count} plugins to load");
var dependencyDict = new Dictionary <string, IEnumerable <string> >();
var pluginsByGUID = new Dictionary <string, PluginInfo>();
foreach (var pluginInfo in pluginInfos)
{
// Perform checks that will prevent loading plugins in this run
var filters = pluginInfo.Processes.ToList();
bool invalidProcessName = filters.Count != 0 && filters.All(x => !string.Equals(x.ProcessName.Replace(".exe", ""), Paths.ProcessName, StringComparison.InvariantCultureIgnoreCase));
if (invalidProcessName)
{
Logger.LogWarning($"Skipping over plugin [{pluginInfo.Metadata.GUID}] due to process filter");
continue;
}
if (dependencyDict.ContainsKey(pluginInfo.Metadata.GUID))
{
Logger.LogWarning($"Skipping [{pluginInfo.Metadata.Name}] because its GUID ({pluginInfo.Metadata.GUID}) is already used by another plugin.");
continue;
}
dependencyDict[pluginInfo.Metadata.GUID] = pluginInfo.Dependencies.Select(d => d.DependencyGUID).Concat(pluginInfo.Incompatibilities.Select(i => i.IncompatibilityGUID));
pluginsByGUID[pluginInfo.Metadata.GUID] = pluginInfo;
}
var emptyDependencies = new string[0];
// Sort plugins by their dependencies.
// Give missing dependencies no dependencies of its own, which will cause missing plugins to be first in the resulting list.
var sortedPlugins = Utility.TopologicalSort(dependencyDict.Keys, x => dependencyDict.TryGetValue(x, out var deps) ? deps : emptyDependencies).ToList();
var invalidPlugins = new HashSet <string>();
var processedPlugins = new Dictionary <string, Version>();
foreach (var pluginGUID in sortedPlugins)
{
// If the plugin is missing, don't process it
if (!pluginsByGUID.TryGetValue(pluginGUID, out var pluginInfo))
{
continue;
}
var dependsOnInvalidPlugin = false;
var missingDependencies = new List <BepInDependency>();
foreach (var dependency in pluginInfo.Dependencies)
{
// If the depenency wasn't already processed, it's missing altogether
bool depenencyExists = processedPlugins.TryGetValue(dependency.DependencyGUID, out var pluginVersion);
if (!depenencyExists || pluginVersion < dependency.MinimumVersion)
{
// If the dependency is hard, collect it into a list to show
if ((dependency.Flags & BepInDependency.DependencyFlags.HardDependency) != 0)
{
missingDependencies.Add(dependency);
}
continue;
}
// If the dependency is invalid (e.g. has missing depedencies), report that to the user
if (invalidPlugins.Contains(dependency.DependencyGUID))
{
dependsOnInvalidPlugin = true;
break;
}
}
var incompatibilities = new List <BepInIncompatibility>();
foreach (var incompatibility in pluginInfo.Incompatibilities)
{
if (processedPlugins.ContainsKey(incompatibility.IncompatibilityGUID))
{
incompatibilities.Add(incompatibility);
}
}
processedPlugins.Add(pluginGUID, pluginInfo.Metadata.Version);
if (dependsOnInvalidPlugin)
{
string message = $"Skipping [{pluginInfo.Metadata.Name}] because it has a dependency that was not loaded. See above errors for details.";
DependencyErrors.Add(message);
Logger.LogWarning(message);
continue;
}
if (missingDependencies.Count != 0)
{
string ToMissingString(BepInDependency s)
{
bool emptyVersion = s.MinimumVersion.Major == 0 && s.MinimumVersion.Minor == 0 && s.MinimumVersion.Build == 0 && s.MinimumVersion.Revision == 0;
if (emptyVersion)
{
return("- " + s.DependencyGUID);
}
return($"- {s.DependencyGUID} (at least v{s.MinimumVersion})");
}
string message = $@"Could not load [{pluginInfo.Metadata.Name}] because it has missing dependencies: {string.Join(", ", missingDependencies.Select(ToMissingString).ToArray())}";
DependencyErrors.Add(message);
Logger.LogError(message);
invalidPlugins.Add(pluginGUID);
continue;
}
if (incompatibilities.Count != 0)
{
string message = $@"Could not load [{pluginInfo.Metadata.Name}] because it is incompatible with: {string.Join(", ", incompatibilities.Select(i => i.IncompatibilityGUID).ToArray())}";
DependencyErrors.Add(message);
Logger.LogError(message);
invalidPlugins.Add(pluginGUID);
continue;
}
try
{
Logger.LogInfo($"Loading [{pluginInfo.Metadata.Name} {pluginInfo.Metadata.Version}]");
if (!loadedAssemblies.TryGetValue(pluginInfo.Location, out var ass))
{
loadedAssemblies[pluginInfo.Location] = ass = Assembly.LoadFile(pluginInfo.Location);
}
PluginInfos[pluginGUID] = pluginInfo;
pluginInfo.Instance = (BaseUnityPlugin)ManagerObject.AddComponent(ass.GetType(pluginInfo.TypeName));
Plugins.Add(pluginInfo.Instance);
}
catch (Exception ex)
{
invalidPlugins.Add(pluginGUID);
PluginInfos.Remove(pluginGUID);
Logger.LogError($"Error loading [{pluginInfo.Metadata.Name}] : {ex.Message}");
if (ex is ReflectionTypeLoadException re)
{
Logger.LogDebug(TypeLoader.TypeLoadExceptionToString(re));
}
else
{
Logger.LogDebug(ex);
}
}
}
}
catch (Exception ex)
{
ConsoleWindow.Attach();
Console.WriteLine("Error occurred starting the game");
Console.WriteLine(ex.ToString());
}
Logger.LogMessage("Chainloader startup complete");
_loaded = true;
}
public virtual void Execute()
{
try
{
var plugins = DiscoverPlugins();
Logger.LogInfo($"{plugins.Count} plugin{(plugins.Count == 1 ? "" : "s")} to load");
var sortedPlugins = ModifyLoadOrder(plugins);
var invalidPlugins = new HashSet <string>();
var processedPlugins = new Dictionary <string, Version>();
var loadedAssemblies = new Dictionary <string, Assembly>();
foreach (var plugin in sortedPlugins)
{
var dependsOnInvalidPlugin = false;
var missingDependencies = new List <BepInDependency>();
foreach (var dependency in plugin.Dependencies)
{
bool IsHardDependency(BepInDependency dep)
=> (dep.Flags & BepInDependency.DependencyFlags.HardDependency) != 0;
// If the dependency wasn't already processed, it's missing altogether
bool dependencyExists = processedPlugins.TryGetValue(dependency.DependencyGUID, out var pluginVersion);
if (!dependencyExists || pluginVersion < dependency.MinimumVersion)
{
// If the dependency is hard, collect it into a list to show
if (IsHardDependency(dependency))
{
missingDependencies.Add(dependency);
}
continue;
}
// If the dependency is a hard and is invalid (e.g. has missing dependencies), report that to the user
if (invalidPlugins.Contains(dependency.DependencyGUID) && IsHardDependency(dependency))
{
dependsOnInvalidPlugin = true;
break;
}
}
processedPlugins.Add(plugin.Metadata.GUID, plugin.Metadata.Version);
if (dependsOnInvalidPlugin)
{
string message = $"Skipping [{plugin}] because it has a dependency that was not loaded. See previous errors for details.";
DependencyErrors.Add(message);
Logger.LogWarning(message);
continue;
}
if (missingDependencies.Count != 0)
{
bool IsEmptyVersion(Version v) => v.Major == 0 && v.Minor == 0 && v.Build <= 0 && v.Revision <= 0;
string message = $@"Could not load [{plugin}] because it has missing dependencies: {
string.Join(", ", missingDependencies.Select(s => IsEmptyVersion(s.MinimumVersion) ? s.DependencyGUID : $"{s.DependencyGUID} (v{s.MinimumVersion} or newer)").ToArray())
}" ;
DependencyErrors.Add(message);
Logger.LogError(message);
invalidPlugins.Add(plugin.Metadata.GUID);
continue;
}
try
{
Logger.LogInfo($"Loading [{plugin}]");
if (!loadedAssemblies.TryGetValue(plugin.Location, out var ass))
{
loadedAssemblies[plugin.Location] = ass = Assembly.LoadFile(plugin.Location);
}
Plugins[plugin.Metadata.GUID] = plugin;
plugin.Instance = LoadPlugin(plugin, ass);
//_plugins.Add((TPlugin)plugin.Instance);
}
catch (Exception ex)
{
invalidPlugins.Add(plugin.Metadata.GUID);
Plugins.Remove(plugin.Metadata.GUID);
Logger.LogError($"Error loading [{plugin}] : {ex.Message}");
if (ex is ReflectionTypeLoadException re)
{
Logger.LogDebug(TypeLoader.TypeLoadExceptionToString(re));
}
else
{
Logger.LogDebug(ex);
}
}
}
}
protected virtual IList <PluginInfo> DiscoverPlugins()
{
var pluginsToLoad = TypeLoader.FindPluginTypes(Paths.PluginPath, ToPluginInfo, HasBepinPlugins, "chainloader");
return(pluginsToLoad.SelectMany(p => p.Value).ToList());
}
/// <summary>
/// The entrypoint for the BepInEx plugin system.
/// </summary>
public static void Start()
{
if (_loaded)
{
return;
}
if (!_initialized)
{
throw new InvalidOperationException("BepInEx has not been initialized. Please call Chainloader.Initialize prior to starting the chainloader instance.");
}
if (!Directory.Exists(Paths.PluginPath))
{
Directory.CreateDirectory(Paths.PluginPath);
}
if (!Directory.Exists(Paths.PatcherPluginPath))
{
Directory.CreateDirectory(Paths.PatcherPluginPath);
}
try
{
var productNameProp = typeof(Application).GetProperty("productName", BindingFlags.Public | BindingFlags.Static);
if (productNameProp != null)
{
ConsoleWindow.Title =
$"BepInEx {Assembly.GetExecutingAssembly().GetName().Version} - {productNameProp.GetValue(null, null)}";
}
Logger.LogMessage("Chainloader started");
ManagerObject = new GameObject("BepInEx_Manager");
UnityEngine.Object.DontDestroyOnLoad(ManagerObject);
string currentProcess = Process.GetCurrentProcess().ProcessName.ToLower();
var globalPluginTypes = TypeLoader.LoadTypes <BaseUnityPlugin>(Paths.PluginPath).ToList();
var selectedPluginTypes = globalPluginTypes
.Where(plugin =>
{
//Ensure metadata exists
var metadata = MetadataHelper.GetMetadata(plugin);
if (metadata == null)
{
Logger.LogWarning($"Skipping over type [{plugin.Name}] as no metadata attribute is specified");
return(false);
}
//Perform a filter for currently running process
var filters = MetadataHelper.GetAttributes <BepInProcess>(plugin);
if (filters.Length == 0) //no filters means it loads everywhere
{
return(true);
}
var result = filters.Any(x => x.ProcessName.ToLower().Replace(".exe", "") == currentProcess);
if (!result)
{
Logger.LogInfo($"Skipping over plugin [{metadata.GUID}] due to process filter");
}
return(result);
})
.ToList();
Logger.LogInfo($"{selectedPluginTypes.Count} / {globalPluginTypes.Count} plugins to load");
Dictionary <Type, IEnumerable <Type> > dependencyDict = new Dictionary <Type, IEnumerable <Type> >();
foreach (Type t in selectedPluginTypes)
{
try
{
IEnumerable <Type> dependencies = MetadataHelper.GetDependencies(t, selectedPluginTypes);
dependencyDict[t] = dependencies;
}
catch (MissingDependencyException)
{
var metadata = MetadataHelper.GetMetadata(t);
Logger.LogWarning($"Cannot load [{metadata.Name}] due to missing dependencies.");
}
}
var sortedTypes = Utility.TopologicalSort(dependencyDict.Keys, x => dependencyDict[x]).ToList();
foreach (Type t in sortedTypes)
{
try
{
var metadata = MetadataHelper.GetMetadata(t);
Logger.LogInfo($"Loading [{metadata.Name} {metadata.Version}]");
var plugin = (BaseUnityPlugin)ManagerObject.AddComponent(t);
Plugins.Add(plugin);
}
catch (Exception ex)
{
Logger.LogError($"Error loading [{t.Name}] : {ex.Message}");
Logger.LogDebug(ex);
}
}
}
catch (Exception ex)
{
ConsoleWindow.Attach();
Console.WriteLine("Error occurred starting the game");
Console.WriteLine(ex.ToString());
}
Logger.LogMessage("Chainloader startup complete");
_loaded = true;
}