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<?php
/**
* @copyright Copyright (C) 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019 Blue Flame Digital Solutions Ltd. All rights reserved.
* @license GNU General Public License version 3 or later
*
* @see https://mySites.guru/
*
* @author Phil Taylor / Blue Flame Digital Solutions Limited.
*
* bfNetwork is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* bfNetwork 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this package. If not, see http://www.gnu.org/licenses/
*/
/**
* @copyright Copyright (c)2010-2014 Nicholas K. Dionysopoulos
* @license GNU General Public License version 3, or later
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* The main class autoloader for the Akeeba CMS Update library.
*/
class AcuAutoloader
{
/**
* An instance of this autoloader.
*
* @var AcuAutoloader
*/
public static $autoloader = null;
/**
* The path to the ACU library's root directory.
*
* @var string
*/
public static $acuPath = null;
/**
* Initialise this autoloader.
*
* @return AcuAutoloader
*/
public static function init()
{
if (null == self::$autoloader) {
self::$autoloader = new self();
}
return self::$autoloader;
}
/**
* Public constructor. Registers the autoloader with PHP.
*/
public function __construct()
{
self::$acuPath = realpath(dirname(__FILE__));
spl_autoload_register(array($this, 'autoload_acu_core'));
}
/**
* The actual autoloader.
*
* @param string $class_name The name of the class to load
*/
public function autoload_acu_core($class_name)
{
// Make sure the class has a FOF prefix
if ('Acu' != substr($class_name, 0, 3)) {
return;
}
// Remove the prefix
$class = substr($class_name, 3);
// Change from camel cased (e.g. DownloadCurl) into a lowercase array (e.g. 'download','curl')
$class = preg_replace('/(\s)+/', '_', $class);
$class = strtolower(preg_replace('/(?<=\\w)([A-Z])/', '_\\1', $class));
$class = explode('_', $class);
// First try finding in structured directory format (preferred)
$path = self::$acuPath.'/'.implode('/', $class).'.php';
if (@file_exists($path)) {
include_once $path;
}
// Then try the duplicate last name structured directory format (not recommended)
if (!class_exists($class_name, false)) {
reset($class);
$lastPart = end($class);
$path = self::$acuPath.'/'.implode('/', $class).'/'.$lastPart.'.php';
if (@file_exists($path)) {
include_once $path;
}
}
}
}