Deletes files newer than the specified date

   
 
/*
Copyright (c) 2010 <a href="http://www.gutgames.com">James Craig</a>

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.*/

#region Usings
using System;
using System.Collections.Generic;
using System.IO;
using System.Net;
using System.Text;

#endregion

namespace Utilities
{
    public static class FileManager
    {
        /// <summary>
        /// Determines if a directory exists
        /// </summary>
        /// <param name="DirectoryPath">Path of the directory</param>
        /// <returns>true if it exists, false otherwise</returns>
        public static bool DirectoryExists(string DirectoryPath)
        {
            try
            {
                return Directory.Exists(DirectoryPath);
            }
            catch (Exception a)
            {
                throw a;
            }
        }
        /// <summary>
        /// Gets a list of files
        /// </summary>
        /// <param name="DirectoryPath">Directory to check for files</param>
        /// <param name="Recursive">Determines if this is a recursive look at all directories under this one</param>
        /// <returns>a list of files</returns>
        public static List<FileInfo> FileList(string DirectoryPath, bool Recursive)
        {
            try
            {
                if (!Recursive)
                {
                    return FileList(DirectoryPath);
                }
                List<FileInfo> Files = new List<FileInfo>();
                if (DirectoryExists(DirectoryPath))
                {
                    DirectoryInfo Directory = new DirectoryInfo(DirectoryPath);
                    FileInfo[] SubFiles = Directory.GetFiles();
                    foreach (FileInfo SubFile in SubFiles)
                    {
                        Files.Add(SubFile);
                    }
                    DirectoryInfo[] SubDirectories = Directory.GetDirectories();
                    foreach (DirectoryInfo SubDirectory in SubDirectories)
                    {
                        List<FileInfo> TempFiles = FileList(SubDirectory.FullName, Recursive);
                        foreach (FileInfo File in TempFiles)
                        {
                            Files.Add(File);
                        }
                    }
                }
                return Files;
            }
            catch (Exception a)
            {
                throw a;
            }
        }
        /// <summary>
        /// Gets a list of files
        /// </summary>
        /// <param name="DirectoryPath">Directory to check for files</param>
        /// <returns>a list of files</returns>
        public static List<FileInfo> FileList(string DirectoryPath)
        {
            try
            {
                List<FileInfo> Files = new List<FileInfo>();
                if (DirectoryExists(DirectoryPath))
                {
                    DirectoryInfo Directory = new DirectoryInfo(DirectoryPath);
                    FileInfo[] SubFiles = Directory.GetFiles();
                    foreach (FileInfo SubFile in SubFiles)
                    {
                        Files.Add(SubFile);
                    }
                }
                return Files;
            }
            catch (Exception a)
            {
                throw a;
            }
        }
        /// <summary>
        /// Deletes files newer than the specified date
        /// </summary>
        /// <param name="Directory">Directory to look within</param>
        /// <param name="CompareDate">The date to compare to</param>
        /// <param name="Recursive">Is this a recursive call</param>
        public static void DeleteFilesNewerThan(string Directory, DateTime CompareDate, bool Recursive)
        {
            try
            {
                List<FileInfo> Files = FileManager.FileList(Directory, Recursive);
                foreach (FileInfo File in Files)
                {
                    if (File.LastWriteTime > CompareDate)
                    {
                        File.Delete();
                    }
                }
            }
            catch (Exception a)
            {
                throw a;
            }
        }

    }
}

   
     


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