Current File : /home/lightco1/www/administrator/components/com_akeeba/BackupEngine/Autoloader.php
<?php
/**
* Akeeba Engine
* The modular PHP5 site backup engine
*
* @copyright Copyright (c)2006-2017 Nicholas K. Dionysopoulos / Akeeba Ltd
* @license GNU GPL version 3 or, at your option, any later version
* @package akeebaengine
*
*/
namespace Akeeba\Engine;
// Protection against direct access
defined('AKEEBAENGINE') or die();
/**
* The main class autoloader for AkeebaEngine
*/
class Autoloader
{
/**
* An instance of this autoloader
*
* @var Autoloader
*/
public static $autoloader = null;
/**
* The path to the Akeeba Engine root directory
*
* @var string
*/
public static $enginePath = null;
/**
* The directories where Akeeba Engine platforms are stored
*
* @var array
*/
public static $platformDirs = null;
/**
* Initialise this autoloader
*
* @return Autoloader
*/
public static function init()
{
if (self::$autoloader == null)
{
self::$autoloader = new self;
}
return self::$autoloader;
}
/**
* Public constructor. Registers the autoloader with PHP.
*/
public function __construct()
{
self::$enginePath = __DIR__;
spl_autoload_register(array($this, 'autoload_akeeba_engine'));
spl_autoload_register(array($this, 'autoload_psr3'));
}
/**
* The actual autoloader
*
* @param string $className The name of the class to load
*
* @return void
*/
public function autoload_akeeba_engine($className)
{
// Trim the trailing backslash
$className = ltrim($className, '\\');
// Make sure the class has an Akeeba\Engine prefix
if (substr($className, 0, 13) != 'Akeeba\\Engine')
{
return;
}
// Remove the prefix and explode on backslashes
$className = substr($className, 14);
$class = explode('\\', $className);
// Do we have a list of platform directories?
if (is_null(self::$platformDirs) && class_exists('\\Akeeba\\Engine\\Platform', false))
{
self::$platformDirs = Platform::getPlatformDirectories();
if (!is_array(self::$platformDirs))
{
self::$platformDirs = array();
}
}
$rootPaths = array(self::$enginePath);
if (is_array(self::$platformDirs))
{
$rootPaths = array_merge(
self::$platformDirs, array(self::$enginePath)
);
}
foreach ($rootPaths as $rootPath)
{
// First try finding in structured directory format (preferred)
$path = $rootPath . '/' . implode('/', $class) . '.php';
if (@file_exists($path))
{
include_once $path;
}
// Then try the duplicate last name structured directory format (not recommended)
if (!class_exists($className, false))
{
reset($class);
$lastPart = end($class);
$path = $rootPath . '/' . implode('/', $class) . '/' . $lastPart . '.php';
if (@file_exists($path))
{
include_once $path;
}
}
}
}
/**
* An autoloader for our copy of PSR-3
*
* @param string $className The name of the class to load
*
* @return void
*/
public function autoload_psr3($className)
{
// Trim the trailing backslash
$className = ltrim($className, '\\');
// Make sure the class has an Akeeba\Engine prefix
if (substr($className, 0, 7) != 'Psr\\Log')
{
return;
}
// Remove the prefix and explode on backslashes
$className = substr($className, 7);
$class = explode('\\', $className);
$rootPath = self::$enginePath . '/Psr/Log';
// First try finding in structured directory format (preferred)
$path = $rootPath . '/' . implode('/', $class) . '.php';
if (@file_exists($path))
{
include_once $path;
}
// Then try the duplicate last name structured directory format (not recommended)
if (!class_exists($className, false))
{
reset($class);
$lastPart = end($class);
$path = $rootPath . '/' . implode('/', $class) . '/' . $lastPart . '.php';
if (@file_exists($path))
{
include_once $path;
}
}
}
}
// Register the Akeeba Engine autoloader
Autoloader::init();
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