/// <summary>
/// Initializes a new instance of the <see cref="ContentArchiveNode"/> class from an archive stream.
/// </summary>
/// <param name="parent">The node's parent node.</param>
/// <param name="reader">A <see cref="BinaryReader"/> on the stream containing the archive data.</param>
private ContentArchiveNode(ContentArchiveNode parent, BinaryReader reader)
{
this.parent = parent;
this.name = reader.ReadString();
this.path = BuildPath(parent, name);
this.isFile = reader.ReadBoolean();
this.isDirectory = !this.isFile;
if (this.isFile)
{
this.position = reader.ReadInt64();
this.sizeInBytes = reader.ReadInt64();
}
else
{
var childList = new List <ContentArchiveNode>();
var childCount = reader.ReadInt32();
for (int i = 0; i < childCount; i++)
{
var node = new ContentArchiveNode(this, reader);
childList.Add(node);
}
this.children = childList;
}
}
/// <summary>
/// Initializes a new instance of the <see cref="ContentArchiveNode"/> class from a file or directory in the file system.
/// </summary>
/// <param name="parent">The node's parent node.</param>
/// <param name="path">The path to the file or directory that this node represents.</param>
private ContentArchiveNode(ContentArchiveNode parent, String path)
{
path = System.IO.Path.GetFullPath(path);
this.parent = parent;
this.path = path;
this.name = System.IO.Path.GetFileName(path);
this.isFile = File.Exists(path);
this.isDirectory = Directory.Exists(path);
if (!isFile && !isDirectory)
{
throw new FileNotFoundException(path);
}
if (isFile)
{
using (var stream = File.OpenRead(path))
{
this.sizeInBytes = stream.Length;
}
}
else
{
LoadChildren(path);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="ContentArchiveNode"/> class from an archive stream.
/// </summary>
/// <param name="parent">The node's parent node.</param>
/// <param name="reader">A <see cref="BinaryReader"/> on the stream containing the archive data.</param>
private ContentArchiveNode(ContentArchiveNode parent, BinaryReader reader)
{
this.parent = parent;
this.name = reader.ReadString();
this.path = BuildPath(parent, name);
this.isFile = reader.ReadBoolean();
this.isDirectory = !this.isFile;
if (this.isFile)
{
this.position = reader.ReadInt64();
this.sizeInBytes = reader.ReadInt64();
}
else
{
var childList = new List<ContentArchiveNode>();
var childCount = reader.ReadInt32();
for (int i = 0; i < childCount; i++)
{
var node = new ContentArchiveNode(this, reader);
childList.Add(node);
}
this.children = childList;
}
}
/// <summary>
/// Initializes a new instance of the <see cref="ContentArchiveNode"/> class from a file or directory in the file system.
/// </summary>
/// <param name="parent">The node's parent node.</param>
/// <param name="path">The path to the file or directory that this node represents.</param>
private ContentArchiveNode(ContentArchiveNode parent, String path)
{
path = System.IO.Path.GetFullPath(path);
this.parent = parent;
this.path = path;
this.name = System.IO.Path.GetFileName(path);
this.isFile = File.Exists(path);
this.isDirectory = Directory.Exists(path);
if (!isFile && !isDirectory)
throw new FileNotFoundException(path);
if (isFile)
{
using (var stream = File.OpenRead(path))
{
this.sizeInBytes = stream.Length;
}
}
else
{
LoadChildren(path);
}
}
/// <summary>
/// Builds an asset path for a node.
/// </summary>
/// <param name="parent">The node's parent node.</param>
/// <param name="name">The node's name.</param>
/// <returns>The asset path for a node with the specified parameters.</returns>
private static String BuildPath(ContentArchiveNode parent, String name)
{
var builder = new StringBuilder(name);
var current = parent;
while (current != null)
{
builder.Insert(0, '/');
builder.Insert(0, current.Name);
current = (ContentArchiveNode)current.Parent;
}
return(builder.ToString());
}
/// <summary>
/// Loads the node's child nodes from the file system.
/// </summary>
/// <param name="path">The full path that the node represents.</param>
private void LoadChildren(String path)
{
var list = new List <ContentArchiveNode>();
foreach (var directory in Directory.GetDirectories(path))
{
var node = new ContentArchiveNode(this, directory);
list.Add(node);
}
foreach (var file in Directory.GetFiles(path))
{
var node = new ContentArchiveNode(this, file);
list.Add(node);
}
this.children = list;
}
private static void ListArchive(ContentArchiveNode node, Int32 indentation)
{
var indent = new String(' ', indentation);
Console.WriteLine(indent + node.Name);
foreach (ContentArchiveNode child in node.Children)
{
ListArchive(child, indentation + 1);
}
}
/// <summary>
/// Loads the node's child nodes from the file system.
/// </summary>
/// <param name="path">The full path that the node represents.</param>
private void LoadChildren(String path)
{
var list = new List<ContentArchiveNode>();
foreach (var directory in Directory.GetDirectories(path))
{
var node = new ContentArchiveNode(this, directory);
list.Add(node);
}
foreach (var file in Directory.GetFiles(path))
{
var node = new ContentArchiveNode(this, file);
list.Add(node);
}
this.children = list;
}
/// <summary>
/// Builds an asset path for a node.
/// </summary>
/// <param name="parent">The node's parent node.</param>
/// <param name="name">The node's name.</param>
/// <returns>The asset path for a node with the specified parameters.</returns>
private static String BuildPath(ContentArchiveNode parent, String name)
{
var builder = new StringBuilder(name);
var current = parent;
while (current != null)
{
builder.Insert(0, '/');
builder.Insert(0, current.Name);
current = (ContentArchiveNode)current.Parent;
}
return builder.ToString();
}