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Auto inject Il2Cpp-Types #334

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951f277
Auto inject Il2Cpp-Types
Nov 16, 2021
34ed233
Add support for Interfaces in Auto-Injector
Nov 16, 2021
c192406
Add attribute to disable Auto-Injector for Types or Assemblies
Nov 16, 2021
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Add support for Interfaces in Auto-Injector
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PHPCore committed Nov 16, 2021
commit 34ed233707303a75ef8477f3956ab8bc6eb59061
10 changes: 2 additions & 8 deletions BepInEx.IL2CPP/IL2CPPChainloader.cs
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
using System;
using System;
using System.Diagnostics;
using System.Linq;
using System.Reflection;
Expand Down Expand Up @@ -156,13 +156,7 @@ protected override void InitializeLoggers()

public override BasePlugin LoadPlugin(PluginInfo pluginInfo, Assembly pluginAssembly)
{
foreach(var type in pluginAssembly.DefinedTypes)
{
if(typeof(Il2CppObjectBase).IsAssignableFrom(type) && !ClassInjector.IsTypeRegisteredInIl2Cpp(type))
{
ClassInjector.RegisterTypeInIl2Cpp(type);
}
}
PluginClassInjector.RegisterAssemblyInIl2Cpp(pluginAssembly);

var pluginType = pluginAssembly.GetType(pluginInfo.TypeName);

Expand Down
45 changes: 45 additions & 0 deletions BepInEx.IL2CPP/PluginClassInjector.cs
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Original file line number Diff line number Diff line change
@@ -0,0 +1,45 @@
using System;
using System.Reflection;
using UnhollowerBaseLib;
using UnhollowerRuntimeLib;

namespace BepInEx.IL2CPP
{

public class Il2CppInterfaces : Attribute
{

public Type[] Interfaces { get; protected set; }

public Il2CppInterfaces(params Type[] interfaces)
{
Interfaces = interfaces;
}

}

internal class PluginClassInjector
{

public static void RegisterAssemblyInIl2Cpp(Assembly pluginAssembly)
{
foreach (var type in pluginAssembly.DefinedTypes)
if (typeof(Il2CppObjectBase).IsAssignableFrom(type) && !ClassInjector.IsTypeRegisteredInIl2Cpp(type))
RegisterTypeInIl2Cpp(type);
}

public static void RegisterTypeInIl2Cpp(Type type)
{
if (!ClassInjector.IsTypeRegisteredInIl2Cpp(type.BaseType))
RegisterTypeInIl2Cpp(type.BaseType);

var interfaces = type.GetCustomAttribute<Il2CppInterfaces>();

if (interfaces != null)
ClassInjector.RegisterTypeInIl2CppWithInterfaces(type, true, interfaces.Interfaces);
else
ClassInjector.RegisterTypeInIl2Cpp(type);
}

}
}