1/**//*
 2 * FCKeditor - The text editor for internet
 3 * Copyright (C) 2003-2005 Frederico Caldeira Knabben
 4 * 
 5 * Licensed under the terms of the GNU Lesser General Public License:
 6 *         http://www.opensource.org/licenses/lgpl-license.php
 7 * 
 8 * For further information visit:
 9 *         http://www.fckeditor.net/
10 * 
11 * "Support Open Source software. What about a donation today?"
12 * 
13 * File Name: Util.cs
14 *     Useful tools.
15 * 
16 * File Authors:
17 *         Frederico Caldeira Knabben (fredck@fckeditor.net)
18 */
19
20using System ;
21using System.Runtime.InteropServices ;
22using System.IO ;
23using System.Collections ;
24
25namespace FredCK.FCKeditorV2
26...{
27    public sealed class Util
28    ...{
29        // The "_mkdir" function is used by the "CreateDirectory" method.
30        [DllImport("msvcrt.dll", SetLastError=true)]
31        private static extern int _mkdir(string path) ;
32
33        private Util()
34        ...{}
35
36        /**//// <summary>
37        /// This method should provide safe substitude for Directory.CreateDirectory().
38        /// </summary>
39        /// <param name="path">The directory path to be created.</param>
40        /// <returns>A <see cref="System.IO.DirectoryInfo"/> object for the created directory.</returns>
41        /// <remarks>
42        ///        <para>
43        ///        This method creates all the directory structure if needed.
44        ///        </para>
45        ///        <para>
46        ///        The System.IO.Directory.CreateDirectory() method has a bug that gives an
47        ///        error when trying to create a directory and the user has no rights defined
48        ///        in one of its parent directories. The CreateDirectory() should be a good 
49        ///        replacement to solve this problem.
50        ///        </para>
51        /// </remarks>
52        public static DirectoryInfo CreateDirectory( string path )
53        ...{
54            ArrayList oDirsToCreate = new ArrayList() ;
55
56            // Create the directory info object for that dir (normalized to its absolute representation).
57            DirectoryInfo oDir = new DirectoryInfo( Path.GetFullPath( path ) ) ;
58
59            // Check the entire path structure to find directories that must be created.
60            while ( oDir != null && !oDir.Exists )
61            ...{
62                oDirsToCreate.Add( oDir.FullName ) ;
63                oDir = oDir.Parent ;
64            }
65
66            // "oDir == null" means that the check arrives in the root and it doesn't exist too.
67            if ( oDir == null )
68                throw( new System.IO.DirectoryNotFoundException( "Directory \"" + oDirsToCreate[ oDirsToCreate.Count-1 ] + "\" not found." ) ) ;
69
70            // Create all directories that must be created (from bottom to top).
71            for( int i = oDirsToCreate.Count - 1 ; i >= 0 ; i-- )
72            ...{
73                string sPath = (string)oDirsToCreate[i] ;
74                int iReturn = _mkdir( sPath ) ;
75
76                if ( iReturn != 0 )
77                    throw new ApplicationException("Error calling [msvcrt.dll]:_wmkdir(" + sPath + "), error code: " + iReturn );
78            }
79
80            return new DirectoryInfo( path ) ;
81        }
82    }
83}
84