/// <summary>
/// Takes a collection of directories and adds all parent directories within the GameData structure.
/// </summary>
/// <param name="directories">The collection of directory path strings to examine</param>
public HashSet <string> AddParentDirectories(HashSet <string> directories)
{
if (directories == null || directories.Count == 0)
{
return(new HashSet <string>());
}
var gameDir = KSPPathUtils.NormalizePath(ksp.GameDir());
return(directories
.Where(dir => !string.IsNullOrWhiteSpace(dir))
// normalize all paths before deduplicate
.Select(KSPPathUtils.NormalizePath)
// remove any duplicate paths
.Distinct()
.SelectMany(dir =>
{
var results = new HashSet <string>();
// adding in the DirectorySeparatorChar fixes attempts on Windows
// to parse "X:" which resolves to Environment.CurrentDirectory
var dirInfo = new DirectoryInfo(dir + Path.DirectorySeparatorChar);
// if this is a parentless directory (Windows)
// or if the Root equals the current directory (Mono)
if (dirInfo.Parent == null || dirInfo.Root == dirInfo)
{
return results;
}
if (!dir.StartsWith(gameDir, StringComparison.CurrentCultureIgnoreCase))
{
dir = KSPPathUtils.ToAbsolute(dir, gameDir);
}
// remove the system paths, leaving the path under the instance directory
var relativeHead = KSPPathUtils.ToRelative(dir, gameDir);
var pathArray = relativeHead.Split('/');
var builtPath = string.Empty;
foreach (var path in pathArray)
{
builtPath += path + '/';
results.Add(KSPPathUtils.ToAbsolute(builtPath, gameDir));
}
return results;
})
.Where(dir => !IsReservedDirectory(dir))
.ToHashSet());
}
/// <summary>
/// Returns path relative to this KSP's GameDir.
/// </summary>
public string ToRelativeGameDir(string path)
{
return(KSPPathUtils.ToRelative(path, GameDir()));
}
