ckfinder/_source/Connector/Util.cs

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/*
 * CKFinder
 * ========
 * http://ckfinder.com
 * Copyright (C) 2007-2012, CKSource - Frederico Knabben. All rights reserved.
 *
 * The software, this file and its contents are subject to the CKFinder
 * License. Please read the license.txt file before using, installing, copying,
 * modifying or distribute this file or part of its contents. The contents of
 * this file is part of the Source Code of CKFinder.
 */

using System;
using System.Runtime.InteropServices;
using System.IO;
using System.Collections;
using System.Text;
using System.Security.Cryptography;

namespace CKFinder.Connector
{
	public sealed class Util
	{
		// The "_wmkdir" function is used by the "CreateDirectory" method.
		[DllImport( "msvcrt.dll", SetLastError = true, CharSet = CharSet.Unicode, ExactSpelling = true )]
		private static extern int _mkdir( string path );

		private Util()
		{ }

		/// <summary>
		/// This method should provide safe substitude for Directory.CreateDirectory().
		/// </summary>
		/// <param name="path">The directory path to be created.</param>
		/// <returns>A <see cref="System.IO.DirectoryInfo"/> object for the created directory.</returns>
		/// <remarks>
		///		<para>
		///		This method creates all the directory structure if needed.
		///		</para>
		///		<para>
		///		The System.IO.Directory.CreateDirectory() method has a bug that gives an
		///		error when trying to create a directory and the user has no rights defined
		///		in one of its parent directories. The CreateDirectory() should be a good 
		///		replacement to solve this problem.
		///		</para>
		/// </remarks>
		public static DirectoryInfo CreateDirectory( string path )
		{
			// Create the directory info object for that dir (normalized to its absolute representation).
			DirectoryInfo oDir = new DirectoryInfo( Path.GetFullPath( path ) );

			try
			{
				// Try to create the directory by using standard .Net features. (#415)
				if ( !oDir.Exists )
					oDir.Create();

				return oDir;
			}
			catch