fixed plugin dependencies resolution

Torch/Plugins/AssemblyRewriter.cs

@@ -1,34 +1,52 @@
 using System.Collections.Generic;
 using System.IO;
+using System.IO.Compression;
 using System.Linq;
 using System.Reflection;
 using Mono.Cecil;
-using NLog;
 
 namespace Torch.Plugins;
 
 internal static class AssemblyRewriter
 {
-    private static readonly ILogger Log = LogManager.GetCurrentClassLogger();
-
-    private static readonly IAssemblyResolver Resolver;
+    private static readonly ZipResolver _zipResolver;
+    private static readonly DefaultAssemblyResolver _defaultResolver;
 
     static AssemblyRewriter()
     {
-        var resolver = new DefaultAssemblyResolver();
-        Resolver = resolver;
-        resolver.AddSearchDirectory(Directory.GetCurrentDirectory());
-        resolver.AddSearchDirectory(Path.Combine(Directory.GetCurrentDirectory(), "DedicatedServer64"));
+        _defaultResolver = new();
+        _zipResolver = new(_defaultResolver);
+        _defaultResolver.AddSearchDirectory(Directory.GetCurrentDirectory());
+        _defaultResolver.AddSearchDirectory(Path.Combine(Directory.GetCurrentDirectory(), "DedicatedServer64"));
     }
 
-    public static Assembly ProcessWeavers(this Stream stream)
+    public static Assembly ProcessWeavers(this Stream stream, ZipArchive archive)
     {
+        _zipResolver.Archive = archive;
         using var assStream = new MemoryStream();
         stream.CopyTo(assStream);
         assStream.Position = 0;
-        using var module = ModuleDefinition.ReadModule(assStream, new()
+        var ass = ProcessInternal(assStream, _zipResolver);
+        _zipResolver.Archive = null;
+        return ass;
+    }
+    
+    public static Assembly ProcessWeavers(this Stream stream, string path)
     {
-            AssemblyResolver = Resolver
+        _defaultResolver.AddSearchDirectory(path);
+        using var assStream = new MemoryStream();
+        stream.CopyTo(assStream);
+        assStream.Position = 0;
+        var ass = ProcessInternal(assStream, _defaultResolver);
+        _defaultResolver.RemoveSearchDirectory(path);
+        return ass;
+    }
+
+    private static Assembly ProcessInternal(Stream inputStream, IAssemblyResolver resolver)
+    {
+        using var module = ModuleDefinition.ReadModule(inputStream, new()
+        {
+            AssemblyResolver = _zipResolver
         });
         foreach (var fieldDefinition in FindAllToRewrite(module))
         {
@@ -47,4 +65,40 @@ internal static class AssemblyRewriter
 
     private static bool HasValidAttributes(FieldDefinition definition) =>
         definition.CustomAttributes.Any(b => b.AttributeType.Name.Contains("Reflected") || b.AttributeType.Name == "DependencyAttribute");
+    
+    private class ZipResolver : IAssemblyResolver
+    {
+        private readonly IAssemblyResolver _fallbackResolver;
+        public ZipArchive Archive { get; set; }
+        
+        public ZipResolver(IAssemblyResolver fallbackResolver)
+        {
+            _fallbackResolver = fallbackResolver;
+        }
+
+        public void Dispose()
+        {
+            _fallbackResolver.Dispose();
+        }
+
+        public AssemblyDefinition Resolve(AssemblyNameReference name)
+        {
+            return Resolve(name, new());
+        }
+
+        public AssemblyDefinition Resolve(AssemblyNameReference name, ReaderParameters parameters)
+        {
+            var fileName = $"{name.Name}.dll";
+            
+            if (Archive.Entries.FirstOrDefault(entry => entry.Name == fileName) is not { } archiveEntry)
+                return _fallbackResolver.Resolve(name, parameters);
+            
+            using var stream = archiveEntry.Open();
+            using var memStream = new MemoryStream();
+            stream.CopyTo(memStream);
+            memStream.Position = 0;
+            
+            return AssemblyDefinition.ReadAssembly(memStream, parameters);
+        }
+    }
 }

Torch/Plugins/PluginManager.cs

@@ -360,7 +360,7 @@ namespace Torch.Managers
 
 
                     using var stream = entry.Open();
-                    assemblies.Add(stream.ProcessWeavers());
+                    assemblies.Add(stream.ProcessWeavers(zipFile));
                 }
             }
             else
@@ -378,7 +378,7 @@ namespace Torch.Managers
                     //    continue;
 
                     using var stream = File.OpenRead(file);
-                    assemblies.Add(stream.ProcessWeavers());
+                    assemblies.Add(stream.ProcessWeavers(item.Path));
                 }