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// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.
namespace WixToolset.Core.WindowsInstaller.Bind
{
using System;
using System.Collections.Generic;
using System.Linq;
using WixToolset.Data;
using WixToolset.Data.Symbols;
using WixToolset.Data.WindowsInstaller;
/// <summary>
/// Add referenced standard directory symbols, if not already present.
/// </summary>
internal class AddRequiredStandardDirectories
{
internal AddRequiredStandardDirectories(IntermediateSection section, Platform platform)
{
this.Section = section;
this.Platform = platform;
}
private IntermediateSection Section { get; }
private Platform Platform { get; }
public void Execute()
{
var directories = this.Section.Symbols.OfType<DirectorySymbol>().ToList();
var directoryIds = new SortedSet<string>(directories.Select(d => d.Id.Id));
foreach (var directory in directories)
{
var parentDirectoryId = directory.ParentDirectoryRef;
if (String.IsNullOrEmpty(parentDirectoryId))
{
if (directory.Id.Id != "TARGETDIR")
{
directory.ParentDirectoryRef = "TARGETDIR";
}
}
else
{
this.EnsureStandardDirectoryAdded(directoryIds, parentDirectoryId, directory.SourceLineNumbers);
}
}
if (!directoryIds.Contains("TARGETDIR") && WindowsInstallerStandard.TryGetStandardDirectory("TARGETDIR", out var targetDir))
{
directoryIds.Add(targetDir.Id.Id);
this.Section.AddSymbol(targetDir);
}
}
private void EnsureStandardDirectoryAdded(ISet<string> directoryIds, string directoryId, SourceLineNumber sourceLineNumbers)
{
if (!directoryIds.Contains(directoryId) && WindowsInstallerStandard.TryGetStandardDirectory(directoryId, out var standardDirectory))
{
var parentDirectoryId = this.GetStandardDirectoryParent(directoryId);
var directory = new DirectorySymbol(sourceLineNumbers, standardDirectory.Id)
{
Name = standardDirectory.Name,
ParentDirectoryRef = parentDirectoryId,
};
directoryIds.Add(directory.Id.Id);
this.Section.AddSymbol(directory);
if (!String.IsNullOrEmpty(parentDirectoryId))
{
this.EnsureStandardDirectoryAdded(directoryIds, parentDirectoryId, sourceLineNumbers);
}
}
}
private string GetStandardDirectoryParent(string directoryId)
{
switch (directoryId)
{
case "TARGETDIR":
return null;
case "CommonFiles6432Folder":
case "ProgramFiles6432Folder":
case "System6432Folder":
return WindowsInstallerStandard.GetPlatformSpecificDirectoryId(directoryId, this.Platform);
default:
return "TARGETDIR";
}
}
}
}
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