/// <summary>
/// Modifies a given assembly prior to being loaded from disk.
/// </summary>
/// <param name="assemblyFile">The filename of the target assembly.</param>
/// <returns>A valid assembly.</returns>
public override Assembly Load(string assemblyFile)
{
var targetAssembly = AssemblyDefinition.ReadAssembly(assemblyFile);
// Strongly-named assemblies cannot be modified
if (targetAssembly.Name.HasPublicKey)
{
return(base.Load(assemblyFile));
}
var assemblyFileName = Path.GetFileNameWithoutExtension(assemblyFile);
var pdbFile = string.Format("{0}.pdb", assemblyFileName);
var hasSymbols = File.Exists(pdbFile);
if (PdbLoader != null && hasSymbols)
{
PdbLoader.LoadSymbols(targetAssembly);
}
foreach (var action in AssemblyWeavers)
{
action(targetAssembly);
// Verify the assembly at every step
if (AssemblyVerifier == null)
{
continue;
}
AssemblyVerifier.Verify(targetAssembly);
}
var memoryStream = new MemoryStream();
if (PdbLoader != null && hasSymbols)
{
PdbLoader.SaveSymbols(targetAssembly);
}
// Save the modifed assembly
targetAssembly.Save(memoryStream);
if (PdbLoader == null || !hasSymbols)
{
return(targetAssembly.ToAssembly());
}
var pdbBytes = File.ReadAllBytes(pdbFile);
return(PdbLoader.LoadAssembly(memoryStream.ToArray(), pdbBytes));
}