/// <summary>
/// Attempt to load a plugin
/// </summary>
/// <param name="info"></param>
public void LoadPlugin(PluginInfo info)
{
Func<PluginLoader> wrapperFactory;
var extension = Path.GetExtension(info.File);
if (_pluginLoaderFactory.TryGetValue(extension, out wrapperFactory)) {
// load the plugin via the wrapper
var wrapper = _pluginLoaderFactory[extension]();
var plugin = wrapper.Load(info.File);
// setup the plugin instance
plugin.RootDir = info.Directory;
plugin.AppCommands = _appCommands.Value;
plugin.Logger = new RemoteLogger("fix_me");
// this needs to be removed, and be consistent with the python plugins
plugin.Setup();
info.Instance = plugin;
// all done
lock (LoadedPlugins) {
// make plugin available
LoadedPlugins.Add(plugin);
}
_logger.Debug("Loaded Plugin [{0}]: {1}", plugin.PluginLanguage, plugin.Name);
}
}
public void UnloadPlugin(PluginInfo info)
{
var plugin = info.Instance;
var pluginLanguage = plugin.PluginLanguage;
var pluginName = plugin.Name;
lock (LoadedPlugins) {
LoadedPlugins.Remove(plugin);
}
try {
plugin.Unload();
}
catch (AppDomainUnloadedException) {
}
finally {
info.Instance = null;
_logger.Debug("Unloaded Plugin [{0}]: {1}", pluginLanguage, pluginName);
}
}
/// <summary>
/// Load or Unload the plugin defined by <paramref name="info"/>, if Enabled is true the plugin will be loaded.
/// This method is thread safe.
/// </summary>
/// <param name="info"></param>
public void LoadOrUnload(PluginInfo info)
{
lock (info.LoadLock) {
try {
if (info.Instance == null && info.Enabled) {
// load
LoadPlugin(info);
}
else if (info.Instance != null && !info.Enabled) {
// unload
UnloadPlugin(info);
}
// update user configuration
lock (_settings) {
if (info.Enabled) {
_settings.User.EnabledPlugins.Add(info.guid);
}
else {
_settings.User.EnabledPlugins.Remove(info.guid);
}
_settings.Save();
}
}
catch (Exception e) {
_logger.Warn(e, "An error occurred while loading or unloading a plugin");
}
}
}
