publicize.cs

// Destructively turn original assemblies into a mush suitable for "subclassing"

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using Mono.Cecil;
using Mono.Cecil.Rocks;

class Publicize
{
    static void Main(string[] args)
    {
        foreach (var dll in Directory.GetFiles(args[0], args[1]))
        {
            var ass = AssemblyDefinition.ReadAssembly(new MemoryStream(File.ReadAllBytes(dll)));
            var types = ass.MainModule.GetAllTypes();
            foreach (var type in types)
            {
                // Make all fields public
                foreach (var field in type.Fields)
                {
                    field.IsPublic = true;
                    field.IsInitOnly = false;
                }
                // Turn all methods into abstract
                foreach (var method in type.Methods)
                {
                    method.IsAbstract = true;
                }
                // If event name collides with fields, rename it
                foreach (var vent in type.Events)
                {
                    if (type.Fields.Any(x => x.Name == vent.Name) || type.Properties.Any(x => x.Name == vent.Name))
                    {
                        vent.Name += "Event";
                    }
                }
                // Unseal
                type.IsSealed = false;
                // And the type itself is to be public too
                if (type.IsNested)
                {
                    type.IsNestedPublic = true;
                }
                else
                {
                    type.IsPublic = true;
                }
            }
            Console.WriteLine(dll);
            System.GC.Collect();
            System.GC.Collect();
            ass.Write(dll);
        }
    }
}