AGS.Editor.Utilities.SetFileAccess C# (CSharp) Метод

        public static void SetFileAccess(string fileName, SecurityIdentifier sid, FileSystemRights rights, AccessControlType type)
        {
            try
            {
                FileSecurity fsec = File.GetAccessControl(fileName);
                fsec.AddAccessRule(new FileSystemAccessRule(sid, rights, type));
                File.SetAccessControl(fileName, fsec);
            }
            catch (UnauthorizedAccessException)
            {
            }
        }

 /// <summary>
 /// Sets security permissions for all files in a directory.
 /// </summary>
 public static void SetDirectoryFilesAccess(string directory, SecurityIdentifier sid, FileSystemRights rights, AccessControlType type)
 {
     try
     {
         // first we will attempt to take ownership of the file
         // this ensures (if successful) that all users can change security
         // permissions for the file without admin access
         ProcessStartInfo si = new ProcessStartInfo("cmd.exe");
         si.RedirectStandardInput  = false;
         si.RedirectStandardOutput = false;
         si.RedirectStandardError  = false;
         si.UseShellExecute        = false;
         si.Arguments      = string.Format("/c takeown /f \"{0}\" /r /d y", directory);
         si.CreateNoWindow = true;
         si.WindowStyle    = ProcessWindowStyle.Hidden;
         if (Utilities.IsMonoRunning())
         {
             si.FileName  = "chown";
             si.Arguments = string.Format("-R $USER:$USER \"{0}\"", directory);
         }
         Process process = Process.Start(si);
         bool    result  = (process != null);
         if (result)
         {
             process.EnableRaisingEvents = true;
             process.WaitForExit();
             if (process.ExitCode != 0)
             {
                 return;
             }
             process.Close();
             // after successfully gaining ownership, parse each file in the
             // directory (recursively) and update its access rights
             foreach (string filename in Utilities.GetDirectoryFileList(directory, "*", SearchOption.AllDirectories))
             {
                 Utilities.SetFileAccess(filename, sid, rights, type);
             }
         }
     }
     catch (UnauthorizedAccessException)
     {
     }
 }