Files
mpv.net/mpv.net/Misc/Extension.cs
2019-10-13 04:12:48 +02:00

59 lines
2.0 KiB
C#

using System;
using System.Collections.Generic;
using System.ComponentModel.Composition;
using System.ComponentModel.Composition.Hosting;
using System.IO;
using System.Linq;
namespace mpvnet
{
public class Extension
{
[ImportMany]
public IEnumerable<IExtension> Extensions = null;
readonly CompositionContainer CompositionContainer;
public Extension()
{
try
{
AggregateCatalog catalog = new AggregateCatalog();
string dir = Folder.Startup + "Extensions";
if (Directory.Exists(dir))
{
string[] knownExtensions = { "RatingExtension", "ScriptingExtension" };
foreach (string path in Directory.GetDirectories(dir))
{
if (knownExtensions.Contains(Path.GetFileName(path)))
catalog.Catalogs.Add(new DirectoryCatalog(path, "*Extension.dll"));
else
Msg.ShowError("Failed to load extension", path + "\n\nOnly extensions that ship with mpv.net are allowed in <startup>\\extensions\n\nUser extensions have to use <config folder>\\extensions\n\nNever copy or install a new mpv.net version over a old mpv.net version.");
}
}
dir = mp.ConfigFolder + "extensions";
if (Directory.Exists(dir))
foreach (string i in Directory.GetDirectories(dir))
catalog.Catalogs.Add(new DirectoryCatalog(i, "*Extension.dll"));
if (catalog.Catalogs.Count > 0)
{
CompositionContainer = new CompositionContainer(catalog);
CompositionContainer.ComposeParts(this);
}
}
catch (Exception ex)
{
Msg.ShowException(ex);
}
}
}
public interface IExtension
{
}
}