/// <summary>
/// Loads the encoded header information.
/// </summary>
internal override PFile Load(CodeReader reader)
{
PFileComet result = new PFileComet();
result._name = reader.ReadString();
result._size = reader.ReadInt64();
result._lastModified = new DateTime(reader.ReadInt64());
result._attributes = (FileAttributes) reader.ReadInt32();
return result;
}
/// <summary>
/// Loads all items in the given folder.
/// </summary>
private static void LoadItems(Protocol protocol, PFolder folderToProcess, CodeReader reader, PPackage package)
{
// Declare iteration variable
int i;
PFolder subFolder;
PFile file;
// Load sub folders
folderToProcess._folders = new List<PFolder>();
for (i = 0; i < folderToProcess._folderCount; i++) {
subFolder = PFolder.Load(protocol, reader, package);
subFolder.ParentFolder = folderToProcess;
folderToProcess._folders.Add(subFolder);
}
// Load files
folderToProcess._files = new List<PFile>();
for (i = 0; i < folderToProcess._fileCount; i++) {
file = PFile.Load(protocol, reader);
file.ParentFolder = folderToProcess;
folderToProcess._files.Add(file);
}
}
/// <summary> /// Loads the header information. /// </summary> internal abstract PFolder Load(CodeReader reader);
/// <summary>
/// Extracts the folder to the given location.
/// </summary>
internal void Extract(CodeReader reader, string destinationPath)
{
// Get path of the folder
string thisFolder = destinationPath;
if (this._parentFolder != null)
thisFolder = PPackage.CreateValidPath(destinationPath, this._name) + @"\";
// Create folder and set attributes
Directory.CreateDirectory(thisFolder);
new DirectoryInfo(thisFolder).Attributes = this._attributes;
// Extract sub folders
foreach (PFolder folder in this._folders)
folder.Extract(reader, thisFolder);
// Extract files
foreach (PFile file in this._files)
file.Extract(reader, thisFolder);
}
/// <summary>
/// Returns a new folder, using the provided protocol and reader.
/// </summary>
internal static PFolder Load(Protocol protocol, CodeReader reader, PPackage package)
{
// Create new folder using the provided protocol
PFolder result = protocol.FolderProtocol.Load(reader);
result._package = package;
// Load all items in the folder
LoadItems(protocol, result, reader, package);
// Return the folder
return result;
}
/// <summary>
/// Returns a new package, using the provided reader.
/// </summary>
private static PPackage LoadInternal(CodeReader reader)
{
// Get protocol
Protocol protocol = reader.Protocol;
// Create new folder using the provided protocol
PPackage result = protocol.PackageProtocol.Load(reader);
// Load root
result._root = PFolder.Load(protocol, reader, result);
// Return the folder
return result;
}
/// <summary> /// Loads the header information. /// </summary> internal abstract PPackage Load(CodeReader reader);
/// <summary>
/// Returns a new package, using the provided keyPath and codeFilePath.
/// </summary>
public static PPackage Load(string keyPath, string codeFilePath)
{
using (CodeReader reader = new CodeReader(keyPath, codeFilePath))
return LoadInternal(reader);
}
/// <summary>
/// Extracts the package to the given location.
/// </summary>
public static PPackage Extract(string keyPath, string codeFilePath, string destinationPath)
{
using (CodeReader reader = new CodeReader(keyPath, codeFilePath)) {
// Get protocol
Protocol protocol = reader.Protocol;
// Reload the package to ensure we have the latest version
PPackage result = LoadInternal(reader);
// Extract the contents
result._root.Extract(reader, destinationPath + @"\");
// Return the latest package
return result;
}
}
/// <summary>
/// Extracts the file to the given location.
/// </summary>
internal override byte[] Extract(CodeReader reader, int bytesToRead)
{
return reader.Read(bytesToRead);
}
