/// <summary>
/// Initializes a new instance of the <see cref="FileFolderTree"/> class.
/// </summary>
/// <param name="baseDirectory">The base directory. </param>
/// <param name="validExtensions">The file filter to apply. </param>
public FileFolderTree(string baseDirectory, IEnumerable <string> validExtensions)
{
this.BaseDirectory = baseDirectory;
this.ValidExtensions = validExtensions;
var rootNode = new FileFolderNode
{
Id = baseDirectory,
Name = Path.GetDirectoryName(baseDirectory),
ParentId = Directory.GetParent(baseDirectory).FullName,
IsDir = true
};
this.Tree = new Tree <FileFolderNode>(rootNode);
this.RecursiveDirectorySearch();
}
/// <summary>
/// Searches a directory for files and folders.
/// </summary>
/// <param name="dir">The directory path.</param>
/// <param name="parentNode">The parent node.</param>
private void RecurseDirectory(string dir, Node <FileFolderNode> parentNode)
{
foreach (var directory in Directory.GetDirectories(dir))
{
var fileFolderNode = new FileFolderNode
{
Name = Path.GetFileName(directory),
Id = directory,
ParentId = dir,
IsDir = true
};
var newNode = new Node <FileFolderNode>(fileFolderNode);
this.PopulateFilesInFolder(directory, newNode);
parentNode.Children.Add(newNode);
this.RecurseDirectory(directory, newNode);
}
}
/// <summary>
/// Encodes the file paths in a file folder node to base 64.
/// </summary>
/// <param name="node">The file folder node.</param>
/// <returns>The <see cref="FileFolderNode"/> encded in base 64.</returns>
private FileFolderNode EncodeFilePaths(FileFolderNode node)
{
node.Id = Base64.Encode(node.Id);
node.ParentId = Base64.Encode(node.ParentId);
return(node);
}