precheck.php

<?php

/**
 * libExcelRead
 *
 * @author Ralf Hertsch <ralf.hertsch@phpmanufaktur.de>
 * @link http://phpmanufaktur.de
 * @copyright 2011 - 2013
 * @license MIT License (MIT) http://www.opensource.org/licenses/MIT
 */

// include class.secure.php to protect this file and the whole CMS!
if (defined('WB_PATH')) {
  if (defined('LEPTON_VERSION'))
    include(WB_PATH.'/framework/class.secure.php');
}
else {
  $oneback = "../";
  $root = $oneback;
  $level = 1;
  while (($level < 10) && (!file_exists($root.'/framework/class.secure.php'))) {
    $root .= $oneback;
    $level += 1;
  }
  if (file_exists($root.'/framework/class.secure.php')) {
    include($root.'/framework/class.secure.php');
  }
  else {
    trigger_error(sprintf("[ <b>%s</b> ] Can't include class.secure.php!", $_SERVER['SCRIPT_NAME']), E_USER_ERROR);
  }
}
// end include class.secure.php

// Checking Requirements
$PRECHECK['PHP_VERSION'] = array('VERSION' => '5.2.0', 'OPERATOR' => '>=');

global $database;
// check for UTF-8 charset
$charset = 'utf-8';
$sql = "SELECT `value` FROM `" . TABLE_PREFIX .
         "settings` WHERE `name`='default_charset'";
        $result = $database->query($sql);
        if ($result) {
            $data = $result->fetchRow(MYSQL_ASSOC);
            $charset = $data['value'];
        }
        $PRECHECK['CUSTOM_CHECKS'] = array(
                'Default Charset' => array('REQUIRED' => 'utf-8',
                        'ACTUAL' => $charset, 'STATUS' => ($charset === 'utf-8')));

        ?>