public static void Process(ILoggerContext logger, ProjectDetails assemblyDetails, string tempFolder = null)
{
if (!assemblyDetails.Verify(logger))
return;
tempFolder = tempFolder ?? Path.GetTempPath();
string pdbFile = Path.ChangeExtension(assemblyDetails.AssemblyPath, ".pdb");
var newAssemblyPath = Path.Combine(tempFolder, String.Format("{0}.weavr{1}", Path.GetFileNameWithoutExtension(assemblyDetails.AssemblyPath), Path.GetExtension(assemblyDetails.AssemblyPath)));
var newPdbPath = File.Exists(pdbFile) ? Path.ChangeExtension(newAssemblyPath, ".pdb") : null;
using (var host = new PeReader.DefaultHost())
{
var targetAssembly = (IAssembly)host.LoadUnitFrom(assemblyDetails.AssemblyPath);
using (var pdbStream = newPdbPath != null ? File.OpenRead(pdbFile) : null)
using (var pdbReader = newPdbPath != null ? new PdbReader(pdbStream, host) : null)
{
var decompiled = Decompiler.GetCodeModelFromMetadataModel(host, targetAssembly, pdbReader);
decompiled = new CodeDeepCopier(host, pdbReader).Copy(decompiled);
var engine = new Engine(logger, host);
engine.Process(assemblyDetails, decompiled);
using (var peStream = File.Create(newAssemblyPath))
{
if (pdbReader == null)
{
PeWriter.WritePeToStream(decompiled, host, peStream);
}
else
{
using (var pdbWriter = new PdbWriter(newPdbPath, pdbReader))
{
PeWriter.WritePeToStream(decompiled, host, peStream, pdbReader, pdbReader, pdbWriter);
}
}
}
}
}
File.Delete(assemblyDetails.AssemblyPath);
File.Move(newAssemblyPath, assemblyDetails.AssemblyPath);
if (!string.IsNullOrEmpty(newPdbPath))
{
File.Delete(pdbFile);
File.Move(newPdbPath, pdbFile);
}
}
private void Process(ProjectDetails assemblyDetails, Assembly assembly)
{
logger.LogInfo("WeavR (version {0}) Executing", typeof(Engine).Assembly.GetName().Version);
var stopwatch = Stopwatch.StartNew();
try
{
if (assembly.AllTypes.Any(t => t.Name.Value == "ProcessedByWeavR"))
{
logger.LogWarning("Assembly already processed by WeavR.");
return;
}
var weaverFinder = new WeaverFinder(logger, assemblyDetails);
var weaversConfigs = weaverFinder.FindWeaverConfigs()
.Select(s => XElement.Load(s))
.SelectMany(root => root.Descendants())
.ToList();
var weavers = weaverFinder.FindWeavers();
var weaverMutators = weaversConfigs
.Select(config => new { config, weaver = weavers.FirstOrDefault(w => Path.GetFileNameWithoutExtension(w) == config.Name.LocalName + ".WeavR") })
.WhereWithActions(a => a.weaver != null, null, a => logger.LogWarning(@"Could not find a weaver named '{0}'.", a.config.Name.LocalName)) //Error?
.Select(a => new WeaverMutator(logger, a.weaver))
.ToList();
if (logger.HasLoggedError)
return;
var mutators = new List<Mutator>();
mutators.AddRange(weaverMutators);
mutators.Add(new ProcessedFlagMutator());
foreach (var mutator in mutators)
{
mutator.Host = host;
mutator.Logger = logger.CreateSubContext(mutator.Name);
var weaverMutator = mutator as WeaverMutator;
if (weaverMutator != null)
{
var config = weaversConfigs.FirstOrDefault(c => c.Name == weaverMutator.Name);
if (config != null)
weaverMutator.Configure(config);
}
mutator.Mutate(assembly);
}
}
catch (Exception ex)
{
logger.LogException(ex);
}
finally
{
logger.LogInfo("WeavR Finished {0}ms.", stopwatch.ElapsedMilliseconds);
}
}
public WeaverFinder(ILoggerContext logger, ProjectDetails project)
{
this.logger = logger;
this.project = project;
}