PhpSpreadsheet/classes/Autoloader.php

72 lines
2.3 KiB
PHP

<?php
namespace PHPExcel;
/**
*
* Autoloader for PHPExcel classes
*
* Copyright (c) 2006 - 2015 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 - 2015 PHPExcel (http://www.codeplex.com/PHPExcel)
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
* @version ##VERSION##, ##DATE##
*/
class 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'));
}
/**
* Autoload a class identified by name
*
* @param string $className Name of the object to load
*/
public static function load($className)
{
if ((class_exists($className, false)) || (strpos($className, 'PHPExcel\\') !== 0)) {
// Either already loaded, or not a PHPExcel class request
return false;
}
$classFilePath = __DIR__ . DIRECTORY_SEPARATOR .
'src' . DIRECTORY_SEPARATOR .
str_replace(['PHPExcel\\', '\\'], ['', '/'], $className) .
'.php';
if ((file_exists($classFilePath) === false) || (is_readable($classFilePath) === false)) {
// Can't load
return false;
}
require($classFilePath);
}
}