mirror of
https://github.com/aaru-dps/Aaru.CommonTypes.git
synced 2025-12-16 11:14:29 +00:00
Move most of PluginBase logic into Aaru.Commontypes.
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@@ -43,6 +43,7 @@
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</PropertyGroup>
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<ItemGroup>
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<PackageReference Include="Macross.Json.Extensions" Version="3.0.0"/>
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<PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="8.0.0-rc.1.23419.4"/>
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<PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="8.0.0-rc.1.23419.4"/>
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<PackageReference Include="System.ComponentModel.Annotations" Version="6.0.0-preview.4.21253.7"/>
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<PackageReference Include="System.Security.Principal.Windows" Version="6.0.0-preview.5.21301.5"/>
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199
PluginRegister.cs
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199
PluginRegister.cs
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@@ -0,0 +1,199 @@
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// /***************************************************************************
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// Aaru Data Preservation Suite
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// ----------------------------------------------------------------------------
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//
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// Filename : PluginRegister.cs
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// Author(s) : Natalia Portillo <claunia@claunia.com>
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//
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// Component : Common types.
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//
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// --[ Description ] ----------------------------------------------------------
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//
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// Gets lists of all known plugins.
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//
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// --[ License ] --------------------------------------------------------------
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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//
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// ----------------------------------------------------------------------------
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// Copyright © 2011-2023 Natalia Portillo
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// ****************************************************************************/
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using Aaru.CommonTypes.Interfaces;
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using Microsoft.Extensions.DependencyInjection;
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namespace Aaru.CommonTypes;
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public class PluginRegister
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{
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static PluginRegister _instance;
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/// <summary>List of all archive formats</summary>
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public readonly SortedDictionary<string, Type> Archives;
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/// <summary>List of byte addressable image plugins</summary>
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public readonly SortedDictionary<string, Type> ByteAddressableImages;
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/// <summary>List of all filesystem plugins</summary>
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public readonly SortedDictionary<string, Type> Filesystems;
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/// <summary>List of filter plugins</summary>
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public readonly SortedDictionary<string, Type> Filters;
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/// <summary>List of floppy image plugins</summary>
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public readonly SortedDictionary<string, Type> FloppyImages;
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/// <summary>List of all media image plugins</summary>
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public readonly SortedDictionary<string, Type> MediaImages;
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/// <summary>List of all partition plugins</summary>
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public readonly SortedDictionary<string, Type> Partitions;
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/// <summary>List of read-only filesystem plugins</summary>
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public readonly SortedDictionary<string, Type> ReadOnlyFilesystems;
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/// <summary>List of writable floppy image plugins</summary>
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public readonly SortedDictionary<string, Type> WritableFloppyImages;
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/// <summary>List of writable media image plugins</summary>
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public readonly SortedDictionary<string, Type> WritableImages;
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IServiceProvider _serviceProvider;
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IServiceCollection _services;
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PluginRegister()
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{
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Filters = new SortedDictionary<string, Type>();
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Filesystems = new SortedDictionary<string, Type>();
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ReadOnlyFilesystems = new SortedDictionary<string, Type>();
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Partitions = new SortedDictionary<string, Type>();
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MediaImages = new SortedDictionary<string, Type>();
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WritableImages = new SortedDictionary<string, Type>();
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FloppyImages = new SortedDictionary<string, Type>();
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WritableFloppyImages = new SortedDictionary<string, Type>();
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Archives = new SortedDictionary<string, Type>();
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ByteAddressableImages = new SortedDictionary<string, Type>();
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}
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/// <summary>List of checksum plugins</summary>
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public SortedDictionary<string, IChecksum> Checksums
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{
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get
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{
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SortedDictionary<string, IChecksum> checksums = new();
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foreach(IChecksum plugin in _serviceProvider.GetServices<IChecksum>())
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checksums.Add(plugin.Name.ToLower(), plugin);
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return checksums;
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}
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}
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/// <summary>Gets a singleton with all the known plugins</summary>
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public static PluginRegister Singleton
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{
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get
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{
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if(_instance != null)
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return _instance;
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_instance = new PluginRegister
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{
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_services = new ServiceCollection()
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};
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_instance._serviceProvider = _instance._services.BuildServiceProvider();
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return _instance;
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}
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}
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/// <summary>
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/// Replaces registered plugins list of this instance with the new ones provided by the providen registrators.
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/// </summary>
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/// <param name="registrators">List of plugin registrators as obtained from the assemblies that implement them.</param>
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public void InitPlugins(IEnumerable<IPluginRegister> registrators)
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{
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_services = new ServiceCollection();
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foreach(IPluginRegister registrator in registrators)
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AddPlugins(registrator);
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_instance._serviceProvider = _instance._services.BuildServiceProvider();
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}
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/// <summary>Adds plugins to the central plugin register</summary>
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/// <param name="pluginRegister">Plugin register</param>
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void AddPlugins(IPluginRegister pluginRegister)
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{
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pluginRegister.RegisterChecksumPlugins(_services);
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foreach(Type type in pluginRegister.GetAllFilesystemPlugins() ?? Enumerable.Empty<Type>())
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{
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if(Activator.CreateInstance(type) is IFilesystem plugin && !Filesystems.ContainsKey(plugin.Name.ToLower()))
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Filesystems.Add(plugin.Name.ToLower(), type);
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}
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foreach(Type type in pluginRegister.GetAllFilterPlugins() ?? Enumerable.Empty<Type>())
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{
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if(Activator.CreateInstance(type) is IFilter plugin && !Filters.ContainsKey(plugin.Name.ToLower()))
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Filters.Add(plugin.Name.ToLower(), type);
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}
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foreach(Type type in pluginRegister.GetAllFloppyImagePlugins() ?? Enumerable.Empty<Type>())
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{
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if(Activator.CreateInstance(type) is IFloppyImage plugin &&
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!FloppyImages.ContainsKey(plugin.Name.ToLower()))
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FloppyImages.Add(plugin.Name.ToLower(), type);
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}
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foreach(Type type in pluginRegister.GetAllMediaImagePlugins() ?? Enumerable.Empty<Type>())
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{
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if(Activator.CreateInstance(type) is IMediaImage plugin && !MediaImages.ContainsKey(plugin.Name.ToLower()))
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MediaImages.Add(plugin.Name.ToLower(), type);
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}
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foreach(Type type in pluginRegister.GetAllPartitionPlugins() ?? Enumerable.Empty<Type>())
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{
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if(Activator.CreateInstance(type) is IPartition plugin && !Partitions.ContainsKey(plugin.Name.ToLower()))
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Partitions.Add(plugin.Name.ToLower(), type);
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}
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foreach(Type type in pluginRegister.GetAllReadOnlyFilesystemPlugins() ?? Enumerable.Empty<Type>())
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{
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if(Activator.CreateInstance(type) is IReadOnlyFilesystem plugin &&
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!ReadOnlyFilesystems.ContainsKey(plugin.Name.ToLower()))
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ReadOnlyFilesystems.Add(plugin.Name.ToLower(), type);
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}
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foreach(Type type in pluginRegister.GetAllWritableFloppyImagePlugins() ?? Enumerable.Empty<Type>())
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{
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if(Activator.CreateInstance(type) is IWritableFloppyImage plugin &&
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!WritableFloppyImages.ContainsKey(plugin.Name.ToLower()))
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WritableFloppyImages.Add(plugin.Name.ToLower(), type);
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}
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foreach(Type type in pluginRegister.GetAllWritableImagePlugins() ?? Enumerable.Empty<Type>())
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{
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if(Activator.CreateInstance(type) is IBaseWritableImage plugin &&
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!WritableImages.ContainsKey(plugin.Name.ToLower()))
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WritableImages.Add(plugin.Name.ToLower(), type);
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}
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foreach(Type type in pluginRegister.GetAllArchivePlugins() ?? Enumerable.Empty<Type>())
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{
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if(Activator.CreateInstance(type) is IArchive plugin && !Archives.ContainsKey(plugin.Name.ToLower()))
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Archives.Add(plugin.Name.ToLower(), type);
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}
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foreach(Type type in pluginRegister.GetAllByteAddressablePlugins() ?? Enumerable.Empty<Type>())
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{
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if(Activator.CreateInstance(type) is IByteAddressableImage plugin &&
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!ByteAddressableImages.ContainsKey(plugin.Name.ToLower()))
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ByteAddressableImages.Add(plugin.Name.ToLower(), type);
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}
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}
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}
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