private static void LoadPlugins(Logging.IPALogger logger)
{
string pluginDirectory = Path.Combine(Environment.CurrentDirectory, "Plugins");
// 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);
logger.Debug(exeName, "IPA");
_Plugins = new List <IPlugin>();
if (!Directory.Exists(pluginDirectory))
{
return;
}
string[] files = Directory.GetFiles(pluginDirectory, "*.dll");
foreach (var s in files)
{
_Plugins.AddRange(LoadPluginsFromFile(Path.Combine(pluginDirectory, s), exeName, logger));
}
// DEBUG
logger.Debug($"Running on Unity {UnityEngine.Application.unityVersion}", "IPA");
logger.Debug($"Loading plugins from {pluginDirectory} and found {_Plugins.Count}", "IPA");
foreach (var plugin in _Plugins)
{
logger.Debug($"{plugin.Name}: {plugin.Version}", "IPA");
}
}
/// <summary>
/// Gets the list of loaded plugins and loads them if necessary.
/// </summary>
public static IEnumerable <IPlugin> GetPlugins(Logging.IPALogger logger)
{
if (_Plugins == null)
{
LoadPlugins(logger);
}
return(_Plugins);
}
public CompositePlugin(IEnumerable <IPlugin> plugins, Logging.IPALogger logger)
{
this.plugins = plugins;
this.logger = logger;
}
private static IEnumerable <IPlugin> LoadPluginsFromFile(string file, string exeName, Logging.IPALogger logger)
{
List <IPlugin> plugins = new List <IPlugin>();
if (!File.Exists(file) || !file.EndsWith(".dll", true, null))
{
return(plugins);
}
try
{
Assembly assembly = Assembly.LoadFrom(file);
foreach (Type t in assembly.GetTypes())
{
if (t.GetInterface("IPlugin") != null)
{
try
{
IPlugin pluginInstance = Activator.CreateInstance(t) as IPlugin;
string[] filter = null;
if (pluginInstance is IEnhancedPlugin)
{
filter = ((IEnhancedPlugin)pluginInstance).Filter;
}
if (filter == null || Enumerable.Contains(filter, exeName, StringComparer.OrdinalIgnoreCase))
{
plugins.Add(pluginInstance);
}
}
catch (Exception e)
{
logger.Warning($"Could not load plugin {t.FullName} in {Path.GetFileName(file)}. {e}", "IPA");
}
}
}
}
catch (Exception e)
{
logger.Error($"Could not load {Path.GetFileName(file)}. {e}", "IPA");
}
return(plugins);
}
