/// <summary>
/// Deletes the given directory. On request all contents, too.
/// </summary>
/// <param name="uncDirectoryPath">Path of directory to delete</param>
/// <param name="recursive">If <paramref name="recursive"/> is true then all subfolders are also deleted.</param>
/// <exception cref="PathNotFoundException">This error is fired if the specified path or a part of them does not exist.</exception>
/// <exception cref="DirectoryNotEmptyException">The directory is not empty.</exception>
/// <remarks>Function loads every file and attribute. Alls read-only flags will be removed before removing.</remarks>
public static void DeleteDirectory(string uncDirectoryPath, bool recursive = false)
{
Contract.Requires(!String.IsNullOrEmpty(uncDirectoryPath));
// Contents
if (recursive)
{
foreach (Win32FileSystemEntry systemEntry in new Win32FileHandleCollection(QuickIOPath.Combine(uncDirectoryPath, QuickIOPatterns.PathMatchAll)))
{
// Create hit for current search result
var resultPath = QuickIOPath.Combine(uncDirectoryPath, systemEntry.Name);
if (systemEntry.IsFile)
{
DeleteFile(resultPath);
}
else if (/*is directory here*/ recursive)
{
DeleteDirectory(resultPath, recursive);
}
}
}
// Remove specified
if (!Win32SafeNativeMethods.RemoveDirectory(uncDirectoryPath))
{
int errorCode = Marshal.GetLastWin32Error();
Win32ErrorCodes.NativeExceptionMapping(uncDirectoryPath, errorCode);
}
}
/// <summary>
/// Deletes all files in the given directory.
/// <para>If recursive flag is `true` all subdirectories and files will be removed.</para>
/// If recursive flag is `false` the method will fail if the target is not empty.
/// </summary>
/// <param name="directoryInfo">Info of directory to clear</param>
/// <param name="recursive">If <paramref name="recursive"/> is true then all subfolders are also deleted.</param>
/// <remarks>Function loads every file and attribute. Alls read-only flags will be removed before removing.</remarks>
public static void DeleteDirectory(DirectoryDetail directoryInfo, bool recursive = false)
{
// Contents
if (recursive)
{
// search all contents
var subFiles = FindPaths(directoryInfo.FullNameUnc, pathFormatReturn: UncOrRegular.UNC);
foreach (var item in subFiles)
{
DeleteFileUnc(item);
}
var subDirs = EnumerateDirectories(directoryInfo.PathInfo);
foreach (var subDir in subDirs)
{
DeleteDirectory(subDir, true);
}
}
// Remove specified
var removed = Win32SafeNativeMethods.RemoveDirectory(directoryInfo.FullNameUnc);
var win32Error = Marshal.GetLastWin32Error();
if (!removed)
{
NativeExceptionMapping(directoryInfo.FullName, win32Error);
}
}