public PluginManager(string folder)
{
_readers = new List<LoadedFileReader>();
_writers = new List<LoadedFileWriter>();
_folder = folder;
if (!Directory.Exists(_folder))
Directory.CreateDirectory(_folder);
_pluginsLogger = new Logger("Plugins");
_pluginsLogger.Log(LogLevel.Info, "Finding plugins in " + _folder);
foreach (string file in Directory.GetFiles(_folder))
{
if (file.EndsWith("dll"))
{
_pluginsLogger.Log(LogLevel.Info, "Checking " + file);
try
{
Assembly ass = Assembly.LoadFile(file); //Dat ass
foreach (Type t in ass.GetTypes())
{
object[] attrs = t.GetCustomAttributes(typeof(FileReaderInfoAttribute), false);
if (t.BaseType == typeof(FileReader))
{
FileReaderInfoAttribute attr = null;
if (attrs.Length > 1)
{
_pluginsLogger.Log(LogLevel.Warning, "Class \"" + t.FullName + "\" has multiple FileReaderInfo attributes, using first.");
attr = (FileReaderInfoAttribute)attrs[0];
}
else if (attrs.Length == 1)
{
attr = (FileReaderInfoAttribute)attrs[0];
}
if (attr != null)
{
_pluginsLogger.Log(LogLevel.Info, "Loading \"" + t.FullName + "\".");
LoadedFileReader reader = new LoadedFileReader();
reader.Info = attr;
reader.Reader = (FileReader)Activator.CreateInstance(t);
_readers.Add(reader);
}
}
else if (t.BaseType == typeof(FileWriter))
{
FileWriterInfoAttribute attr = null;
if (attrs.Length > 1)
{
_pluginsLogger.Log(LogLevel.Warning, "Class \"" + t.FullName + "\" has multiple FileWriterInfo attributes, using first.");
attr = (FileWriterInfoAttribute)attrs[0];
}
else if (attrs.Length == 1)
{
attr = (FileWriterInfoAttribute)attrs[0];
}
if (attr != null)
{
_pluginsLogger.Log(LogLevel.Info, "Loading \"" + t.FullName + "\".");
LoadedFileWriter writer = new LoadedFileWriter();
writer.Info = attr;
writer.Writer = (FileWriter)Activator.CreateInstance(t);
_writers.Add(writer);
}
}
}
}
catch (Exception ex)
{
_pluginsLogger.Log(LogLevel.Error, "Failed to load " + file + ": " + ex.Message);
}
}
}
_pluginsLogger.Log(LogLevel.Info, "Loaded " + _readers.Count.ToString() + " file readers.");
}
public void AddBuiltinFileWriter(FileWriter writer)
{
LoadedFileWriter inf = new LoadedFileWriter();
inf.Writer = writer;
inf.Info = (FileWriterInfoAttribute)writer.GetType().GetCustomAttributes(typeof(FileWriterInfoAttribute), false)[0];
_writers.Add(inf);
}