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using System;
using System.Collections;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Reflection;
using System.Runtime.InteropServices;
using System.Text;
using IPA.Config;
using IPA.Old;
using IPA.Utilities;
using Mono.Cecil;
using UnityEngine;
using Logger = IPA.Logging.Logger;
using static IPA.Loader.PluginLoader;
namespace IPA.Loader
{
/// <summary>
/// The manager class for all plugins.
/// </summary>
public static class PluginManager
{
#pragma warning disable CS0618 // Type or member is obsolete (IPlugin)
/// <summary>
/// An <see cref="IEnumerable"/> of new Beat Saber plugins
/// </summary>
internal static IEnumerable<IBeatSaberPlugin> BSPlugins => (_bsPlugins ?? throw new InvalidOperationException()).Select(p => p.Plugin);
private static List<PluginInfo> _bsPlugins;
internal static IEnumerable<PluginInfo> BSMetas => _bsPlugins;
/// <summary>
/// Gets info about the plugin with the specified name.
/// </summary>
/// <param name="name">the name of the plugin to get (must be an exact match)</param>
/// <returns>the plugin info for the requested plugin or null</returns>
public static PluginInfo GetPlugin(string name)
{
return BSMetas.FirstOrDefault(p => p.Metadata.Name == name);
}
/// <summary>
/// Gets info about the plugin with the specified ModSaber name.
/// </summary>
/// <param name="name">the ModSaber name of the plugin to get (must be an exact match)</param>
/// <returns>the plugin info for the requested plugin or null</returns>
[Obsolete("Old name. Use GetPluginFromId instead.")]
public static PluginInfo GetPluginFromModSaberName(string name) => GetPluginFromId(name);
/// <summary>
/// Gets info about the plugin with the specified ID.
/// </summary>
/// <param name="name">the ID name of the plugin to get (must be an exact match)</param>
/// <returns>the plugin info for the requested plugin or null</returns>
public static PluginInfo GetPluginFromId(string name)
{
return BSMetas.FirstOrDefault(p => p.Metadata.Id == name);
}
/// <summary>
/// Gets a disabled plugin's metadata by its name.
/// </summary>
/// <param name="name">the name of the disabled plugin to get</param>
/// <returns>the metadata for the corresponding plugin</returns>
public static PluginMetadata GetDisabledPlugin(string name) =>
DisabledPlugins.FirstOrDefault(p => p.Name == name);
/// <summary>
/// Gets a disabled plugin's metadata by its ID.
/// </summary>
/// <param name="name">the ID of the disabled plugin to get</param>
/// <returns>the metadata for the corresponding plugin</returns>
public static PluginMetadata GetDisabledPluginFromId(string name) =>
DisabledPlugins.FirstOrDefault(p => p.Id == name);
/// <summary>
/// Disables a plugin.
/// </summary>
/// <param name="plugin">the plugin to disable</param>
/// <returns>whether or not it needs a restart to enable</returns>
public static bool DisablePlugin(PluginInfo plugin)
{
if (plugin == null) return false;
DisabledConfig.Ref.Value.DisabledModIds.Add(plugin.Metadata.Id ?? plugin.Metadata.Name);
DisabledConfig.Provider.Store(DisabledConfig.Ref.Value);
if (plugin.Plugin is IDisablablePlugin disable)
{
try
{
disable.OnDisable();
}
catch (Exception e)
{
Logger.loader.Error($"Error occurred trying to disable {plugin.Metadata.Name}");
Logger.loader.Error(e);
}
runtimeDisabled.Add(plugin);
_bsPlugins.Remove(plugin);
return false;
}
return true;
}
/// <summary>
/// Disables a plugin.
/// </summary>
/// <param name="pluginId">the ID, or name if the ID is null, of the plugin to disable</param>
/// <returns>whether a restart is needed to activate</returns>
public static bool DisablePlugin(string pluginId) => DisablePlugin(GetPluginFromId(pluginId) ?? GetPlugin(pluginId));
/// <summary>
/// Enables a plugin that had been previously disabled.
/// </summary>
/// <param name="plugin">the plugin to enable</param>
/// <returns>whether a restart is needed to activate</returns>
public static bool EnablePlugin(PluginMetadata plugin)
{
if (plugin == null) return false;
DisabledConfig.Ref.Value.DisabledModIds.Remove(plugin.Id ?? plugin.Name);
DisabledConfig.Provider.Store(DisabledConfig.Ref.Value);
var needsRestart = true;
var runtimeInfo = runtimeDisabled.FirstOrDefault(p => p.Metadata == plugin);
if (runtimeInfo != null && runtimeInfo.Plugin is IDisablablePlugin disable)
{
runtimeDisabled.Remove(runtimeInfo);
try
{
disable.OnEnable();
}
catch (Exception e)
{
Logger.loader.Error($"Error occurred trying to enable {plugin.Name}");
Logger.loader.Error(e);
}
needsRestart = false;
}
else
{
PluginLoader.DisabledPlugins.Remove(plugin);
runtimeInfo = InitPlugin(plugin);
}
_bsPlugins.Add(runtimeInfo);
return needsRestart;
}
/// <summary>
/// Enables a plugin that had been previously disabled.
/// </summary>
/// <param name="pluginId">the ID, or name if the ID is null, of the plugin to enable</param>
/// <returns>whether a restart is needed to activate</returns>
public static bool EnablePlugin(string pluginId) =>
EnablePlugin(GetDisabledPluginFromId(pluginId) ?? GetDisabledPlugin(pluginId));
private static readonly List<PluginInfo> runtimeDisabled = new List<PluginInfo>();
/// <summary>
/// Gets a list of disabled BSIPA plugins.
/// </summary>
public static IEnumerable<PluginMetadata> DisabledPlugins => PluginLoader.DisabledPlugins.Concat(runtimeDisabled.Select(p => p.Metadata));
/// <summary>
/// Gets a list of all BSIPA plugins.
/// </summary>
public static IEnumerable<PluginInfo> AllPlugins => BSMetas;
/// <summary>
/// An <see cref="IEnumerable"/> of old IPA plugins.
/// </summary>
[Obsolete("I mean, IPlugin shouldn't be used, so why should this? Not renaming to extend support for old plugins.")]
public static IEnumerable<IPlugin> Plugins => _ipaPlugins;
private static List<IPlugin> _ipaPlugins;
internal static IConfigProvider SelfConfigProvider { get; set; }
internal static void Load()
{
string pluginDir = BeatSaber.PluginsPath;
var gameVer = BeatSaber.GameVersion;
var lastVerS = SelfConfig.SelfConfigRef.Value.LastGameVersion;
var lastVer = lastVerS != null ? new SemVer.Version(lastVerS) : null;
if (lastVer != null && gameVer != lastVer)
{
var oldPluginsName = Path.Combine(BeatSaber.InstallPath, $"{lastVer} Plugins");
var newPluginsName = Path.Combine(BeatSaber.InstallPath, $"{gameVer} Plugins");
ReleaseAll();
if (Directory.Exists(oldPluginsName))
Directory.Delete(oldPluginsName, true);
Directory.Move(pluginDir, oldPluginsName);
if (Directory.Exists(newPluginsName))
Directory.Move(newPluginsName, pluginDir);
else
Directory.CreateDirectory(pluginDir);
LoadTask().Wait();
}
SelfConfig.SelfConfigRef.Value.LastGameVersion = gameVer.ToString();
SelfConfig.LoaderConfig.Store(SelfConfig.SelfConfigRef.Value);
LoadPlugins();
}
private static void LoadPlugins()
{
string pluginDirectory = BeatSaber.PluginsPath;
// Process.GetCurrentProcess().MainModule crashes the game and Assembly.GetEntryAssembly() is NULL,
// so we need to resort to P/Invoke
string exeName = Path.GetFileNameWithoutExtension(AppInfo.StartupPath);
_bsPlugins = new List<PluginInfo>();
_ipaPlugins = new List<IPlugin>();
if (!Directory.Exists(pluginDirectory)) return;
string cacheDir = Path.Combine(pluginDirectory, ".cache");
if (!Directory.Exists(cacheDir))
{
Directory.CreateDirectory(cacheDir);
}
else
{
foreach (string plugin in Directory.GetFiles(cacheDir, "*"))
{
File.Delete(plugin);
}
}
// initialize BSIPA plugins first
_bsPlugins.AddRange(PluginLoader.LoadPlugins());
//Copy plugins to .cache
string[] originalPlugins = Directory.GetFiles(pluginDirectory, "*.dll");
foreach (string s in originalPlugins)
{
if (PluginsMetadata.Select(m => m.File.FullName).Contains(s)) continue;
string pluginCopy = Path.Combine(cacheDir, Path.GetFileName(s));
#region Fix assemblies for refactor
var module = ModuleDefinition.ReadModule(Path.Combine(pluginDirectory, s));
foreach (var @ref in module.AssemblyReferences)
{ // fix assembly references
if (@ref.Name == "IllusionPlugin" || @ref.Name == "IllusionInjector")
{
@ref.Name = "IPA.Loader";
}
}
foreach (var @ref in module.GetTypeReferences())
{ // fix type references
if (@ref.FullName == "IllusionPlugin.IPlugin") @ref.Namespace = "IPA.Old"; //@ref.Name = "";
if (@ref.FullName == "IllusionPlugin.IEnhancedPlugin") @ref.Namespace = "IPA.Old"; //@ref.Name = "";
if (@ref.FullName == "IllusionPlugin.IBeatSaberPlugin") @ref.Namespace = "IPA"; //@ref.Name = "";
if (@ref.FullName == "IllusionPlugin.IEnhancedBeatSaberPlugin") @ref.Namespace = "IPA"; //@ref.Name = "";
if (@ref.FullName == "IllusionPlugin.BeatSaber.ModsaberModInfo") @ref.Namespace = "IPA"; //@ref.Name = "";
if (@ref.FullName == "IllusionPlugin.IniFile") @ref.Namespace = "IPA.Config"; //@ref.Name = "";
if (@ref.FullName == "IllusionPlugin.IModPrefs") @ref.Namespace = "IPA.Config"; //@ref.Name = "";
if (@ref.FullName == "IllusionPlugin.ModPrefs") @ref.Namespace = "IPA.Config"; //@ref.Name = "";
if (@ref.FullName == "IllusionPlugin.Utils.ReflectionUtil") @ref.Namespace = "IPA.Utilities"; //@ref.Name = "";
if (@ref.FullName == "IllusionPlugin.Logging.Logger") @ref.Namespace = "IPA.Logging"; //@ref.Name = "";
if (@ref.FullName == "IllusionPlugin.Logging.LogPrinter") @ref.Namespace = "IPA.Logging"; //@ref.Name = "";
if (@ref.FullName == "IllusionInjector.PluginManager") @ref.Namespace = "IPA.Loader"; //@ref.Name = "";
if (@ref.FullName == "IllusionInjector.PluginComponent") @ref.Namespace = "IPA.Loader"; //@ref.Name = "";
if (@ref.FullName == "IllusionInjector.CompositeBSPlugin") @ref.Namespace = "IPA.Loader.Composite"; //@ref.Name = "";
if (@ref.FullName == "IllusionInjector.CompositeIPAPlugin") @ref.Namespace = "IPA.Loader.Composite"; //@ref.Name = "";
if (@ref.FullName == "IllusionInjector.Logging.UnityLogInterceptor") @ref.Namespace = "IPA.Logging"; //@ref.Name = "";
if (@ref.FullName == "IllusionInjector.Logging.StandardLogger") @ref.Namespace = "IPA.Logging"; //@ref.Name = "";
if (@ref.FullName == "IllusionInjector.Updating.SelfPlugin") @ref.Namespace = "IPA.Updating"; //@ref.Name = "";
if (@ref.FullName == "IllusionInjector.Updating.Backup.BackupUnit") @ref.Namespace = "IPA.Updating.Backup"; //@ref.Name = "";
if (@ref.Namespace == "IllusionInjector.Utilities") @ref.Namespace = "IPA.Utilities"; //@ref.Name = "";
if (@ref.Namespace == "IllusionInjector.Logging.Printers") @ref.Namespace = "IPA.Logging.Printers"; //@ref.Name = "";
if (@ref.Namespace == "IllusionInjector.Updating.ModsaberML") @ref.Namespace = "IPA.Updating.ModSaber"; //@ref.Name = "";
}
module.Write(pluginCopy);
#endregion
}
//Load copied plugins
string[] copiedPlugins = Directory.GetFiles(cacheDir, "*.dll");
foreach (string s in copiedPlugins)
{
var result = LoadPluginsFromFile(s);
_ipaPlugins.AddRange(result.Item2);
}
Logger.log.Info(exeName);
Logger.log.Info($"Running on Unity {Application.unityVersion}");
Logger.log.Info($"Game version {BeatSaber.GameVersion}");
Logger.log.Info("-----------------------------");
Logger.log.Info($"Loading plugins from {Utils.GetRelativePath(pluginDirectory, Environment.CurrentDirectory)} and found {_bsPlugins.Count + _ipaPlugins.Count}");
Logger.log.Info("-----------------------------");
foreach (var plugin in _bsPlugins)
{
Logger.log.Info($"{plugin.Metadata.Name} ({plugin.Metadata.Id}): {plugin.Metadata.Version}");
}
Logger.log.Info("-----------------------------");
foreach (var plugin in _ipaPlugins)
{
Logger.log.Info($"{plugin.Name}: {plugin.Version}");
}
Logger.log.Info("-----------------------------");
}
private static Tuple<IEnumerable<PluginInfo>, IEnumerable<IPlugin>> LoadPluginsFromFile(string file)
{
List<IPlugin> ipaPlugins = new List<IPlugin>();
if (!File.Exists(file) || !file.EndsWith(".dll", true, null))
return new Tuple<IEnumerable<PluginInfo>, IEnumerable<IPlugin>>(null, ipaPlugins);
T OptionalGetPlugin<T>(Type t) where T : class
{
// use typeof() to allow for easier renaming (in an ideal world this compiles to a string, but ¯\_(ツ)_/¯)
if (t.GetInterface(typeof(T).Name) != null)
{
try
{
T pluginInstance = Activator.CreateInstance(t) as T;
return pluginInstance;
}
catch (Exception e)
{
Logger.loader.Error($"Could not load plugin {t.FullName} in {Path.GetFileName(file)}! {e}");
}
}
return null;
}
try
{
Assembly assembly = Assembly.LoadFrom(file);
foreach (Type t in assembly.GetTypes())
{
IPlugin ipaPlugin = OptionalGetPlugin<IPlugin>(t);
if (ipaPlugin != null)
{
ipaPlugins.Add(ipaPlugin);
}
}
}
catch (ReflectionTypeLoadException e)
{
Logger.loader.Error($"Could not load the following types from {Path.GetFileName(file)}:");
Logger.loader.Error($" {string.Join("\n ", e.LoaderExceptions?.Select(e1 => e1?.Message) ?? new string[0])}");
}
catch (Exception e)
{
Logger.loader.Error($"Could not load {Path.GetFileName(file)}!");
Logger.loader.Error(e);
}
return new Tuple<IEnumerable<PluginInfo>, IEnumerable<IPlugin>>(null, ipaPlugins);
}
internal static class AppInfo
{
[DllImport("kernel32.dll", CharSet = CharSet.Unicode, ExactSpelling = false)]
private static extern int GetModuleFileName(HandleRef hModule, StringBuilder buffer, int length);
private static HandleRef NullHandleRef = new HandleRef(null, IntPtr.Zero);
public static string StartupPath
{
get
{
StringBuilder stringBuilder = new StringBuilder(260);
GetModuleFileName(NullHandleRef, stringBuilder, stringBuilder.Capacity);
return stringBuilder.ToString();
}
}
}
#pragma warning restore CS0618 // Type or member is obsolete (IPlugin)
}
}