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src/lib/PHPExcel/Autoloader.php 2.88 KB
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  <?php
  /**
   * PHPExcel
   *
   * Copyright (c) 2006 - 2014 PHPExcel
   *
   * This library is free software; you can redistribute it and/or
   * modify it under the terms of the GNU Lesser General Public
   * License as published by the Free Software Foundation; either
   * version 2.1 of the License, or (at your option) any later version.
   *
   * This library is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   * Lesser General Public License for more details.
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with this library; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
   *
   * @category   PHPExcel
   * @package    PHPExcel
   * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
   * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt    LGPL
   * @version    1.8.0, 2014-03-02
   */
  
  PHPExcel_Autoloader::Register();
  //    As we always try to run the autoloader before anything else, we can use it to do a few
  //        simple checks and initialisations
  //PHPExcel_Shared_ZipStreamWrapper::register();
  // check mbstring.func_overload
  if (ini_get('mbstring.func_overload') & 2) {
      throw new PHPExcel_Exception('Multibyte function overloading in PHP must be disabled for string functions (2).');
  }
  PHPExcel_Shared_String::buildCharacterSets();
  
  
  /**
   * PHPExcel_Autoloader
   *
   * @category    PHPExcel
   * @package     PHPExcel
   * @copyright   Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
   */
  class PHPExcel_Autoloader
  {
      /**
       * Register the Autoloader with SPL
       *
       */
      public static function Register() {
          if (function_exists('__autoload')) {
              //    Register any existing autoloader function with SPL, so we don't get any clashes
              spl_autoload_register('__autoload');
          }
          //    Register ourselves with SPL
          return spl_autoload_register(array('PHPExcel_Autoloader', 'Load'));
      }   //    function Register()
  
  
      /**
       * Autoload a class identified by name
       *
       * @param    string    $pClassName        Name of the object to load
       */
      public static function Load($pClassName){
          if ((class_exists($pClassName,FALSE)) || (strpos($pClassName, 'PHPExcel') !== 0)) {
              //    Either already loaded, or not a PHPExcel class request
              return FALSE;
          }
  
          $pClassFilePath = PHPEXCEL_ROOT .
                            str_replace('_',DIRECTORY_SEPARATOR,$pClassName) .
                            '.php';
  
          if ((file_exists($pClassFilePath) === FALSE) || (is_readable($pClassFilePath) === FALSE)) {
              //    Can't load
              return FALSE;
          }
  
          require($pClassFilePath);
      }   //    function Load()
  
  }