system/helpers/directory_helper.php

   1 <?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
   2 /**
   3  * CodeIgniter
   4  *
   5  * An open source application development framework for PHP 5.1.6 or newer
   6  *
   7  * @package             CodeIgniter
   8  * @author              ExpressionEngine Dev Team
   9  * @copyright   Copyright (c) 2008 - 2011, EllisLab, Inc.
  10  * @license             http://codeigniter.com/user_guide/license.html
  11  * @link                http://codeigniter.com
  12  * @since               Version 1.0
  13  * @filesource
  14  */
  15
  16 // ------------------------------------------------------------------------
  17
  18 /**
  19  * CodeIgniter Directory Helpers
  20  *
  21  * @package             CodeIgniter
  22  * @subpackage  Helpers
  23  * @category    Helpers
  24  * @author              ExpressionEngine Dev Team
  25  * @link                http://codeigniter.com/user_guide/helpers/directory_helper.html
  26  */
  27
  28 // ------------------------------------------------------------------------
  29
  30 /**
  31  * Create a Directory Map
  32  *
  33  * Reads the specified directory and builds an array
  34  * representation of it.  Sub-folders contained with the
  35  * directory will be mapped as well.
  36  *
  37  * @access      public
  38  * @param       string  path to source
  39  * @param       int             depth of directories to traverse (0 = fully recursive, 1 = current dir, etc)
  40  * @return      array
  41  */
  42 if ( ! function_exists('directory_map'))
  43 {
  44         function directory_map($source_dir, $directory_depth = 0, $hidden = FALSE)
  45         {
  46                 if ($fp = @opendir($source_dir))
  47                 {
  48                         $filedata       = array();
  49                         $new_depth      = $directory_depth - 1;
  50                         $source_dir     = rtrim($source_dir, DIRECTORY_SEPARATOR).DIRECTORY_SEPARATOR;
  51
  52                         while (FALSE !== ($file = readdir($fp)))
  53                         {
  54                                 // Remove '.', '..', and hidden files [optional]
  55                                 if ( ! trim($file, '.') OR ($hidden == FALSE && $file[0] == '.'))
  56                                 {
  57                                         continue;
  58                                 }
  59
  60                                 if (($directory_depth < 1 OR $new_depth > 0) && @is_dir($source_dir.$file))
  61                                 {
  62                                         $filedata[$file] = directory_map($source_dir.$file.DIRECTORY_SEPARATOR, $new_depth, $hidden);
  63                                 }
  64                                 else
  65                                 {
  66                                         $filedata[] = $file;
  67                                 }
  68                         }
  69
  70                         closedir($fp);
  71                         return $filedata;
  72                 }
  73
  74                 return FALSE;
  75         }
  76 }
  77
  78
  79 /* End of file directory_helper.php */
  80 /* Location: ./system/helpers/directory_helper.php */