/// <summary>
/// Enumerates all types in the given assembly hunting for BizTalk types.
/// </summary>
/// <param name="assembly">Assembly to enumerate.</param>
/// <returns>List of decompiled BizTalk artifacts.</returns>
private static List <DecompiledArtifact> EnumerateAssembly(IAssembly assembly)
{
List <DecompiledArtifact> artifacts = new List <DecompiledArtifact>();
// Look at all types declared in this assembly and extract the BizTalk related ones
if ((assembly != null) && (assembly.Modules != null))
{
foreach (IModule module in assembly.Modules)
{
if (module.Types != null)
{
foreach (ITypeDeclaration typeDeclaration in module.Types)
{
// BizTalk artifacts are in sealed, non abstract classes
if (!typeDeclaration.Interface && typeDeclaration.Sealed && !typeDeclaration.Abstract)
{
// Decompile the artifact
DecompiledArtifact artifact = DecompileArtifact(typeDeclaration);
if (artifact != null)
{
artifacts.Add(artifact);
}
}
}
}
}
}
return(artifacts);
}
/// <summary>
/// Compute the destination path (a set of nested directories to mimic namespaces).
/// The hierachy is also created on disk if it does not exist.
/// </summary>
/// <param name="basePath">Base path to start from.</param>
/// <param name="artifact">Artifact to compute the export path for.</param>
/// <returns>Path to the directory the artifact should be exported.</returns>
private static string ComputeAndEnsureOutputPathHierachy(string basePath, DecompiledArtifact artifact)
{
// Compute the destiantion path (we start with the base path)
string destinationPath = basePath;
// Make sure the base path is available
if (!Directory.Exists(basePath))
{
Directory.CreateDirectory(basePath);
}
// Create directories as needed to mimic the namespace structure
if (!String.IsNullOrEmpty(artifact.Namespace))
{
string[] namespaces = artifact.Namespace.Split(new char[] { ',' });
if (namespaces != null)
{
foreach (string segment in namespaces)
{
destinationPath = Path.Combine(destinationPath, segment);
if (!Directory.Exists(destinationPath))
{
Directory.CreateDirectory(destinationPath);
}
}
}
}
return(destinationPath);
}
/// <summary>
/// Notify the feedback area of an error during the export process.
/// </summary>
/// <param name="e">Exception.</param>
/// <param name="artifact">Artifact being exported.</param>
private void NotifyExportError(Exception e, DecompiledArtifact artifact)
{
// Update the progress bar
progressBar.Increment(1);
// Emit an error message to the feedback area
string message = String.Format(CultureInfo.CurrentCulture,
Resources.ErrorExportedArtifact,
new object[] {
artifact.ArtifactKind,
artifact.Namespace + "." + artifact.Name,
e.ToString()
});
AppendMessageToFeedbackArea(message, System.Diagnostics.TraceLevel.Error);
}
/// <summary>
/// Notify the feedback area that we exported an artifact.
/// </summary>
/// <param name="outPath">Destination to where the artifact was exported.</param>
/// <param name="artifact">Artifact exported.</param>
private void NotifyArtifactExported(string outPath, DecompiledArtifact artifact)
{
// Update the progress bar
progressBar.Increment(1);
// Emit a message to the feedback area
string message = String.Format(CultureInfo.CurrentCulture,
Resources.ExportedArtifact,
new object[] {
artifact.ArtifactKind,
artifact.Namespace + "." + artifact.Name,
outPath
});
AppendMessageToFeedbackArea(message, System.Diagnostics.TraceLevel.Info);
}
/// <summary>
/// Get the file extension associated with a given artifact.
/// </summary>
/// <param name="artifact">Artifact to consider when computing the extension.</param>
/// <returns>Extension, as a string.</returns>
private static string GetExtension(DecompiledArtifact artifact)
{
switch (artifact.ArtifactKind)
{
case Constants.BizTalkArtifactType.Map:
return("xslt");
case Constants.BizTalkArtifactType.Orchestration:
return("odx");
case Constants.BizTalkArtifactType.ReceivePipeline:
case Constants.BizTalkArtifactType.SendPipeline:
return("btp");
case Constants.BizTalkArtifactType.Schema:
return("xsd");
default:
return(String.Empty);
}
}
/// <summary>
/// Decompiles a BizTalk type knowing its Reflector TypeDeclaration.
/// </summary>
/// <param name="typeDeclaration">Type declaration to decompile.</param>
/// <returns>Decompiled Artifact.</returns>
private static DecompiledArtifact DecompileArtifact(ITypeDeclaration typeDeclaration)
{
DecompiledArtifact artifact = null;
// Build the fully qualified name of the base class for this type
ITypeReference baseType = typeDeclaration.BaseType as ITypeReference;
string fullyQualifiedTypeName = baseType.Name + ", " + baseType.Owner.ToString();
// Locate the class which will handle this artifact
foreach (Constants.RecognizedBizTalkArtifact recognizedArtifact in Constants.RecognizedArtifacts)
{
// If we found a matching handler, create a new instance of the handler and initialize it
if (String.CompareOrdinal(recognizedArtifact.ExpectedType, fullyQualifiedTypeName) == 0)
{
// Extract the XML representation of the artifact
artifact = Activator.CreateInstance(recognizedArtifact.DecompiledType, new object[] { typeDeclaration }) as DecompiledArtifact;
break;
}
}
return(artifact);
}
/// <summary>
/// Handles the Click event fired by the "Decompile..." button.
/// </summary>
/// <param name="sender">Object sending this message.</param>
/// <param name="e">Parameter associated with this event.</param>
private void decompileButton_Click(object sender, EventArgs e)
{
// Compile the list of artifacts to export ()
List <DecompiledArtifact> artifactsToDecompile = new List <DecompiledArtifact>();
foreach (ListViewItem lvi in artifactsListView.CheckedItems)
{
DecompiledArtifact artifact = lvi.Tag as DecompiledArtifact;
if (artifact != null)
{
artifactsToDecompile.Add(artifact);
}
}
// Delegate the work to a popup dialog
if (artifactsToDecompile.Count > 0)
{
using (ProgressDialog dialog = new ProgressDialog(artifactsToDecompile))
{
dialog.ShowDialog();
}
}
}
/// <summary>
/// Export the given artifact to a file under the given path.
/// </summary>
/// <param name="path">Path to export the artifact to.</param>
/// <param name="artifact">Artifact to export.</param>
private static void ExportFormattedXml(string path, DecompiledArtifact artifact)
{
// Construct the output file path
string filePath = Path.ChangeExtension(Path.Combine(path, artifact.Name), GetExtension(artifact));
// Delete the file if it already exists
if (File.Exists(filePath))
{
File.Delete(filePath);
}
// Write the Xml and format it at the same time
using (XmlTextWriter xmlWriter = new XmlTextWriter(filePath, System.Text.Encoding.UTF8))
{
XmlDocument artifactDOM = new XmlDocument();
artifactDOM.LoadXml(artifact.ArtifactValue);
// Configure the writer so it formats output
xmlWriter.Formatting = Formatting.Indented;
// Write to the output file
artifactDOM.WriteTo(xmlWriter);
}
}
