private static ArchiveFolderInfo EnsureFolder(ArchiveFolderInfo parent, string[] segments)
{
ArchiveFolderInfo folder;
if (segments.Length == 1)
{
if (segments[0].Length == 0)
{
folder = parent;
}
else
{
folder = parent.Folders.FirstOrDefault(f => string.Compare(f.Name, segments[0], StringComparison.OrdinalIgnoreCase) == 0);
if (folder == null)
{
folder = new ArchiveFolderInfo(parent, segments[0]);
parent.AddFolder(folder);
}
}
}
else // > 1
{
var child = EnsureFolder(parent, segments.Take(segments.Length - 1).ToArray());
var lastSegment = segments[segments.Length - 1];
folder = child.Folders.FirstOrDefault(f => string.Compare(f.Name, lastSegment, StringComparison.OrdinalIgnoreCase) == 0);
if (folder == null)
{
folder = new ArchiveFolderInfo(child, lastSegment);
child.AddFolder(folder);
}
}
return(folder);
}
public ArchiveFolderShellFolder(ShellFolder parent, ArchiveFolderInfo folder)
: base(parent, new StringKeyShellItemId(folder.Name))
{
CanCopy = true;
Folder = folder;
AddColumn(Props.System.FileAttributes, SHCOLSTATE.SHCOLSTATE_DEFAULT);
AddColumn(Props.System.Comment, SHCOLSTATE.SHCOLSTATE_DEFAULT);
AddColumn(Props.System.ZipFolder.Encrypted, SHCOLSTATE.SHCOLSTATE_DEFAULT);
AddColumn(Props.System.ZipFolder.CRC32, SHCOLSTATE.SHCOLSTATE_DEFAULT);
}
public ArchiveFolderInfo(ArchiveFolderInfo parent, string name)
{
if (parent == null && parent is ArchiveRootFolderInfo)
{
throw new ArgumentNullException(nameof(parent));
}
if (name == null && parent is ArchiveRootFolderInfo)
{
throw new ArgumentNullException(nameof(name));
}
Parent = parent;
Name = name;
Folders = Array.Empty <ArchiveFolderInfo>();
Files = Array.Empty <ArchiveFileInfo>();
}
public void AddFolder(ArchiveFolderInfo folder)
{
if (folder == null)
{
throw new ArgumentNullException(nameof(folder));
}
var array = Folders != null ? new ArchiveFolderInfo[Folders.Length + 1] : new ArchiveFolderInfo[1];
if (Folders != null)
{
Array.Copy(Folders, array, Folders.Length);
}
array[array.Length - 1] = folder;
Folders = array;
}