[Sommaire] [Imprimer]

   1  <?php
   2  /* $Id: file_listing.php 8301 2006-01-17 17:03:02Z cybot_tm $ */
   3  // vim: expandtab sw=4 ts=4 sts=4:
   4  // Functions for listing directories
   5  
   6  /**
   7   * Returns array of filtered file names
   8   *
   9   * @param   string  directory to list
  10   * @param   string  regullar expression to match files
  11   * @returns array   sorted file list on success, FALSE on failure
  12   */
  13  function PMA_getDirContent($dir, $expression = '')
  14  {
  15      if ($handle = @opendir($dir)) {
  16          $result = array();
  17          if (substr($dir, -1) != '/') {
  18              $dir .= '/';
  19          }
  20          while ($file = @readdir($handle)) {
  21              if (is_file($dir . $file) && ($expression == '' || preg_match($expression, $file))) {
  22                  $result[] = $file;
  23              }
  24          }
  25          @closedir($handle);
  26          asort($result);
  27          return $result;
  28      } else {
  29          return FALSE;
  30      }
  31  }
  32  
  33  /**
  34   * Returns options of filtered file names
  35   *
  36   * @param   string  directory to list
  37   * @param   string  regullar expression to match files
  38   * @param   string  currently active choice
  39   * @returns array   sorted file list on success, FALSE on failure
  40   */
  41  function PMA_getFileSelectOptions($dir, $extensions = '', $active = '')
  42  {
  43      $list = PMA_getDirContent($dir, $extensions);
  44      if ($list === FALSE) {
  45          return FALSE;
  46      }
  47      $result = '';
  48      foreach ($list as $key => $val) {
  49          $result .= '<option value="'. htmlspecialchars($val) . '"';
  50          if ($val == $active) {
  51              $result .= ' selected="selected"';
  52          }
  53          $result .= '>' . htmlspecialchars($val) . '</option>' . "\n";
  54      }
  55      return $result;
  56  }
  57  
  58  /**
  59   * Get currently supported decompressions.
  60   *
  61   * @returns string | separated list of extensions usable in PMA_getDirContent
  62   */
  63  function PMA_supportedDecompressions()
  64  {
  65      global $cfg;
  66      
  67      $compressions = '';
  68      
  69      if ($cfg['GZipDump'] && @function_exists('gzopen')) {
  70          if (!empty($compressions)) {
  71              $compressions .= '|';
  72          }
  73          $compressions .= 'gz';
  74      }
  75      if ($cfg['BZipDump'] && @function_exists('bzopen')) {
  76          if (!empty($compressions)) {
  77              $compressions .= '|';
  78          }
  79          $compressions .= 'bz2';
  80      }
  81      if ($cfg['ZipDump'] && @function_exists('gzinflate')) {
  82          if (!empty($compressions)) {
  83              $compressions .= '|';
  84          }
  85          $compressions .= 'zip';
  86      }
  87  
  88      return $compressions;
  89  }