public IEnumerable <PatchTransform> Execute()
{
var patchTransforms = new List <PatchTransform>();
var symbols = this.Intermediate.Sections.SelectMany(s => s.Symbols).OfType <WixPatchBaselineSymbol>();
foreach (var symbol in symbols)
{
WindowsInstallerData transform;
if (symbol.TransformFile is null)
{
var baselineData = this.GetData(symbol.BaselineFile.Path);
var updateData = this.GetData(symbol.UpdateFile.Path);
var command = new GenerateTransformCommand(this.Messaging, baselineData, updateData, preserveUnchangedRows: true, showPedanticMessages: false);
transform = command.Execute();
}
else
{
var exportBasePath = Path.Combine(this.IntermediateFolder, "_trans"); // TODO: come up with a better path.
var command = new UnbindTransformCommand(this.Messaging, this.BackendHelper, symbol.TransformFile.Path, exportBasePath, this.IntermediateFolder);
transform = command.Execute();
}
patchTransforms.Add(new PatchTransform(symbol.Id.Id, transform));
}
this.PatchTransforms = patchTransforms;
return(this.PatchTransforms);
}
public Intermediate Unbind(IUnbindContext context)
{
#if REVISIT_FOR_PATCHING
Output patch;
// patch files are essentially database files (use a special flag to let the API know its a patch file)
try
{
using (Database database = new Database(context.InputFilePath, OpenDatabase.ReadOnly | OpenDatabase.OpenPatchFile))
{
var unbindCommand = new UnbindDatabaseCommand(context.Messaging, database, context.InputFilePath, OutputType.Patch, context.ExportBasePath, context.IntermediateFolder, context.IsAdminImage, context.SuppressDemodularization, skipSummaryInfo: false);
patch = unbindCommand.Execute();
}
}
catch (Win32Exception e)
{
if (0x6E == e.NativeErrorCode) // ERROR_OPEN_FAILED
{
throw new WixException(WixErrors.OpenDatabaseFailed(context.InputFilePath));
}
throw;
}
// retrieve the transforms (they are in substorages)
using (Storage storage = Storage.Open(context.InputFilePath, StorageMode.Read | StorageMode.ShareDenyWrite))
{
Table summaryInformationTable = patch.Tables["_SummaryInformation"];
foreach (Row row in summaryInformationTable.Rows)
{
if (8 == (int)row[0]) // PID_LASTAUTHOR
{
string value = (string)row[1];
foreach (string decoratedSubStorageName in value.Split(';'))
{
string subStorageName = decoratedSubStorageName.Substring(1);
string transformFile = Path.Combine(context.IntermediateFolder, String.Concat("Transform", Path.DirectorySeparatorChar, subStorageName, ".mst"));
// ensure the parent directory exists
Directory.CreateDirectory(Path.GetDirectoryName(transformFile));
// copy the substorage to a new storage for the transform file
using (Storage subStorage = storage.OpenStorage(subStorageName))
{
using (Storage transformStorage = Storage.CreateDocFile(transformFile, StorageMode.ReadWrite | StorageMode.ShareExclusive | StorageMode.Create))
{
subStorage.CopyTo(transformStorage);
}
}
// unbind the transform
var unbindCommand = new UnbindTransformCommand(context.Messaging, transformFile, (null == context.ExportBasePath ? null : Path.Combine(context.ExportBasePath, subStorageName)), context.IntermediateFolder);
var transform = unbindCommand.Execute();
patch.SubStorages.Add(new SubStorage(subStorageName, transform));
}
break;
}
}
}
// extract the files from the cabinets
// TODO: use per-transform export paths for support of multi-product patches
if (null != context.ExportBasePath && !context.SuppressExtractCabinets)
{
using (Database database = new Database(context.InputFilePath, OpenDatabase.ReadOnly | OpenDatabase.OpenPatchFile))
{
foreach (SubStorage subStorage in patch.SubStorages)
{
// only patch transforms should carry files
if (subStorage.Name.StartsWith("#", StringComparison.Ordinal))
{
var extractCommand = new ExtractCabinetsCommand(subStorage.Data, database, context.InputFilePath, context.ExportBasePath, context.IntermediateFolder);
extractCommand.Execute();
}
}
}
}
return(patch);
#endif
throw new NotImplementedException();
}