/// <summary>
/// Builds the WiX source file (*.wxs) from the specified <see cref="Project"/> instance.
/// </summary>
/// <param name="path">The path to the WXS file to be build.</param>
/// <param name="type">The type (<see cref="Compiler.OutputType"/>) of the setup file to be defined in the source file (MSI vs. MSM).</param>
/// <returns>Path to the built WXS file.</returns>
public string BuildWxs(Compiler.OutputType type = Compiler.OutputType.MSI, string path = null)
{
if (Compiler.ClientAssembly.IsEmpty())
Compiler.ClientAssembly = System.Reflection.Assembly.GetCallingAssembly().Location;
if (path == null)
return Compiler.BuildWxs(this, type);
else
return Compiler.BuildWxs(this, path, type);
}
internal static void HandleEmptyDirectories(XDocument doc)
{
XElement product = doc.Root.Select("Product");
var dummyDirs = product.Descendants("Directory")
.SelectMany(x => x.Elements("Component"))
.Where(e => e.HasAttribute("Id", v => v.EndsWith(".EmptyDirectory")))
.Select(x => x.Parent("Directory")).ToArray();
if (SupportEmptyDirectories == CompilerSupportState.Automatic)
{
SupportEmptyDirectories = dummyDirs.Any() ? CompilerSupportState.Enabled : CompilerSupportState.Disabled; //it wasn't set by user so set it if any empty dir is detected
Compiler.OutputWriteLine("Wix# support for EmptyDirectories is automatically " + SupportEmptyDirectories.ToString().ToLower());
}
if (SupportEmptyDirectories == CompilerSupportState.Enabled)
{
if (dummyDirs.Any())
{
foreach (var item in dummyDirs)
{
InsertEmptyComponentsInParentDirectories(doc, item);
}
}
foreach (XElement xDir in product.Descendants("Directory").ToArray())
{
var dirComponents = xDir.Elements("Component");
if (dirComponents.Any())
{
var componentsWithNoFiles = dirComponents.Where(x => !x.ContainsFiles()).ToArray();
//'EMPTY DIRECTORY' support processing section
foreach (XElement item in componentsWithNoFiles)
{
// Ridiculous MSI constraints:
// * you cannot install empty folders
// - workaround is to insert empty component with CreateFolder element
// * if Component+CreateFolder element is inserted the folder will not be removed on uninstall
// - workaround is to insert RemoveFolder element in to empty component as well
// * if Component+CreateFolder+RemoveFolder elements are placed in a dummy component to handle an empty folder
// any parent folder with no files/components will not be removed on uninstall.
// - workaround is to insert Component+Create+RemoveFolder elements in any parent folder with no files.
//
// OMG!!!! If it is not over-engineering I don't know what is.
bool oldAlgorithm = false;
if (!oldAlgorithm)
{
//current approach
InsertCreateFolder(item);
if (!xDir.ContainsAnyRemoveFolder())
{
InsertRemoveFolder(xDir, item, "uninstall");
}
}
else
{
//old approach
if (!item.Attribute("Id").Value.EndsWith(".EmptyDirectory"))
{
InsertCreateFolder(item);
}
else if (!xDir.ContainsAnyRemoveFolder())
{
InsertRemoveFolder(xDir, item, "uninstall"); //to keep WiX/compiler happy and allow removal of the dummy directory
}
}
}
}
}
}
}