system/helpers/directory_helper.php

<?php  if (!defined('BASEPATH')) exit('No direct script access allowed');
/**
 * Code Igniter
 *
 * An open source application development framework for PHP 4.3.2 or newer
 *
 * @package		CodeIgniter
 * @author		Rick Ellis
 * @copyright	Copyright (c) 2006, pMachine, Inc.
 * @license		http://www.codeignitor.com/user_guide/license.html 
 * @link		http://www.codeigniter.com
 * @since		Version 1.0
 * @filesource
 */
 
// ------------------------------------------------------------------------

/**
 * Code Igniter Directory Helpers
 *
 * @package		CodeIgniter
 * @subpackage	Helpers
 * @category	Helpers
 * @author		Rick Ellis
 * @link		http://www.codeigniter.com/user_guide/helpers/directory_helper.html
 */

// ------------------------------------------------------------------------

/**
 * Create a Direcotry Map
 *
 * Reads the specified directory and builds an array
 * representation of it.  Sub-folders contained with the
 * directory will be mapped as well.
 *
 * @access	public
 * @param	string	path to source
 * @param	bool	whether to limit the result to the top level only
 * @return	array
 */	
function directory_map($source_dir, $top_level_only = FALSE)
{
	if ( ! isset($filedata))
		$filedata = array();
	
	if ($fp = @opendir($source_dir))
	{ 
		while (FALSE !== ($file = readdir($fp)))
		{
			if (@is_dir($source_dir.$file) && substr($file, 0, 1) != '.' AND $top_level_only == FALSE) 
			{       
				$temp_array = array();
				 
				$temp_array = directory_map($source_dir.$file."/");   
				
				$filedata[$file] = $temp_array;
			}
			elseif (substr($file, 0, 1) != ".")
			{
				$filedata[] = $file;
			}
		}         
		return $filedata;        
	} 
}


?>