/// <summary>
/// Deletes a directory path.
/// The <see cref="System.IO.Directory.Delete(string)"/> method throws a <see cref="System.IO.DirectoryNotFoundException"/> if attempting to delete a non-existent directory. This is annoying.
/// All you really want is the directory to not exist, so this method simply takes care of checking if the directory exists.
/// Also annoying, you need to specify the recursive option to delete a directory with anything in it. This method also takes care of specifying true for the recursive option.
/// Even more annoying, even after specifying the recursive option, the system method will not delete read-only files. Thus this method disables read-only options on all files recursively.
/// </summary>
public static void DeleteRobust(string directoryPath)
{
if (Directory.Exists(directoryPath))
{
DirectoryHelper.DisableReadOnly(directoryPath);
Directory.Delete(directoryPath, true);
}
}
/// <summary>
/// Remove the read-only attribute from all files.
/// </summary>
/// <remarks>
/// Adapted from: https://stackoverflow.com/questions/1982209/cannot-programatically-delete-svn-working-copy
/// </remarks>
public static void DisableReadOnly(DirectoryInfo directoryInfo)
{
foreach (var file in directoryInfo.GetFiles())
{
if (file.IsReadOnly)
{
file.IsReadOnly = false;
}
}
foreach (var subdirectory in directoryInfo.GetDirectories())
{
DirectoryHelper.DisableReadOnly(subdirectory);
}
}
public static void DisableReadOnly(string directoryPath)
{
var directoryInfo = new DirectoryInfo(directoryPath);
DirectoryHelper.DisableReadOnly(directoryInfo);
}
