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   1  <?php 
   2  /** 
   3  * @ Version: $Id: globals.php 1878 2008-01-25 21:26:29Z datahell $
   4  * @ Copyright: Copyright (C) 2006-2008 Elxis.org. All rights reserved.
   5  * @ Package: Elxis
   6  * @ Subpackage: Globals emulation
   7  * @ Author: Elxis Team
   8  * @ E-mail: info@elxis.org
   9  * @ URL: http://www.elxis.org
  10  * @ License: http://www.gnu.org/copyleft/gpl.html GNU/GPL
  11  * Elxis CMS is a Free Software
  12  */
  13  
  14  
  15  // reads configuration.php for mosConfig_register_globals
  16  function config_register_globals() {
  17      static $register_globals;
  18      if (is_null($register_globals)) {
  19          $config = implode(",", file(dirname(__FILE__).DIRECTORY_SEPARATOR.'configuration.php'));
  20          preg_match('/\$mosConfig_register_globals\s*=\s*\'([0-1]?)\'/', $config, $matches);
  21          $register_globals = isset($matches[1]) ? (int) $matches[1] : 1;
  22      }
  23      return $register_globals;
  24  }
  25  
  26  // get mosConfig_register_globals
  27  $config_register_globals = config_register_globals();
  28  
  29  // superglobals array
  30  $superglobals = array($_SERVER, $_ENV, $_FILES, $_COOKIE, $_POST, $_GET);
  31  if (isset($_SESSION)) array_unshift ($superglobals , $_SESSION); 
  32  
  33  // Emulate register_globals on
  34  if (!ini_get('register_globals') && $config_register_globals) {
  35     foreach ($superglobals as $superglobal) {
  36         extract($superglobal, EXTR_SKIP);
  37     }
  38  }
  39  // Emulate register_globals off
  40  elseif (ini_get('register_globals') && !$config_register_globals) {
  41     foreach ($superglobals as $superglobal) {
  42         foreach ($superglobal as $key => $value) {
  43             unset($GLOBALS[$key]);
  44         }
  45     }
  46  }
  47  
  48  ?>