Updated DynModLib with latest compatible Mono.CSharp.dll for BT 1.7

Author: CptMoore

Mono.CSharp.dll

@@ -8,8 +8,9 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>DynModLib</RootNamespace>
     <AssemblyName>DynModLib</AssemblyName>
-    <TargetFrameworkVersion>v3.5</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.7.1</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
+    <TargetFrameworkProfile />
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
     <DebugSymbols>true</DebugSymbols>
@@ -20,6 +21,7 @@
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
     <LangVersion>default</LangVersion>
+    <Prefer32Bit>false</Prefer32Bit>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
     <DebugType>none</DebugType>
@@ -29,6 +31,7 @@
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
     <DebugSymbols>false</DebugSymbols>
+    <Prefer32Bit>false</Prefer32Bit>
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="System" />
@@ -57,6 +60,10 @@
       <HintPath>..\..\..\BattleTech_Data\Managed\UnityEngine.dll</HintPath>
       <Private>False</Private>
     </Reference>
+    <Reference Include="UnityEngine.CoreModule">
+      <HintPath>..\..\..\BattleTech_Data\Managed\UnityEngine.CoreModule.dll</HintPath>
+      <Private>False</Private>
+    </Reference>
     <Reference Include="UnityEngine.Networking">
       <HintPath>..\..\..\BattleTech_Data\Managed\UnityEngine.Networking.dll</HintPath>
       <Private>False</Private>

source/DynModLib.csproj

@@ -24,6 +24,15 @@ public static void Start(string modDirectory, string json)
             try
             {
                 var compilerAssembly = Assembly.LoadFrom(Path.Combine(lib.Directory, "Mono.CSharp.dll"));
+
+                {
+                    // fix for misbehaving of AssemblyDefinition CheckReferencesPublicToken
+                    var harmony = HarmonyInstance.Create("DynModLib.CSharp");
+                    var mOriginal = compilerAssembly.GetType("Mono.CSharp.AssemblyDefinition").GetMethod("CheckReferencesPublicToken", BindingFlags.Instance | BindingFlags.NonPublic);
+                    var mPrefix = typeof(Main).GetMethod(nameof(Prefix), BindingFlags.Static | BindingFlags.Public);
+                    harmony.Patch(mOriginal, new HarmonyMethod(mPrefix));
+                }
+
                 var references = CollectReferences();
                 var compiler = new ModCompiler(compilerAssembly, references);
 
@@ -45,6 +54,11 @@ public static void Start(string modDirectory, string json)
             }
         }
 
+        public static bool Prefix()
+        {
+            return false;
+        }
+
         private static List<string> CollectReferences()
         {
             var references = GetManagedAssemblyPaths();
@@ -75,11 +89,23 @@ internal class ModCompiler
     {
         private readonly Assembly compilerAssembly;
         private readonly List<string> references;
+        private readonly DateTime lastestAssemblyWriteTime;
 
         internal ModCompiler(Assembly compilerAssembly, List<string> references)
         {
             this.compilerAssembly = compilerAssembly;
             this.references = references;
+
+            var latestWriteTime = DateTime.MinValue;
+            foreach (var reference in references)
+            {
+                var writeTime = File.GetLastWriteTime(reference);
+                if (writeTime.CompareTo(latestWriteTime) > 0)
+                {
+                    latestWriteTime = writeTime;
+                }
+            }
+            lastestAssemblyWriteTime = latestWriteTime;
         }
 
         private Mod mod;
@@ -171,18 +197,24 @@ private void CompileAssembly(string outPath, List<string> refPaths, List<string>
             }
         }
 
-        private static bool HasCachedAssembly(string outPath, List<string> srcPaths)
+        private bool HasCachedAssembly(string outPath, List<string> srcPaths)
         {
             if (!File.Exists(outPath))
             {
                 return false;
             }
 
             var assemblyDateTime = File.GetLastWriteTime(outPath);
+
+            if (lastestAssemblyWriteTime.CompareTo(assemblyDateTime) > 0)
+            {
+                return false;
+            }
+
             foreach (var sourceFile in srcPaths)
             {
                 var sourceDateTime = File.GetLastWriteTime(sourceFile);
-                if (sourceDateTime.Subtract(assemblyDateTime).Ticks > 0)
+                if (sourceDateTime.CompareTo(assemblyDateTime) > 0)
                 {
                     return false;
                 }