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Viewing File: /home/astoriaah/www/plugins/system/shlib/shl_packages/system/abstractdecorator.php
<?php
/**
* Shlib - programming library
*
* @author Yannick Gaultier
* @copyright (c) Yannick Gaultier 2020
* @package shlib
* @license http://www.gnu.org/copyleft/gpl.html GNU/GPL
* @version 0.4.0.716
* @date 2020-12-07
*/
/** ensure this file is being included by a parent file */
defined( '_JEXEC' ) or die;
class ShlSystem_Abstractdecorator {
protected $_decorated;
protected $_decoratedClass;
protected $_decoratedIsDecorator;
public function __construct( $decoratedObject) {
$this->_decorated = $decoratedObject;
$this->_decoratedClass = get_class( $decoratedObject);
$this->_decoratedIsDecorator = is_subclass_of( $this->_decoratedClass, __CLASS__);
}
public function __call( $method, $arguments) {
// only call call_user_func_array if the decorated object method exists
// or if the decorated object is itself a decorator. If the object is NOT
// a decorator, then $this->_decorated->$method will not exist (otherwise
// the first part of the OR test would have succeeded). This will cause php
// to fire a warning "call_user_func_arra() invalid call back".
// Instead, in such a case, we will simply fire an exception
// if the decorated object is itself a decorator, then there is no problem
// as it will have a __call() method, and call_user_func_array will be happy with
// that, not firing any warning
if ( method_exists( $this->_decorated, $method) || $this->_decoratedIsDecorator) {
return call_user_func_array( array($this->_decorated, $method), $arguments);
} else {
// temporary (yeah, right) workaround for http://joomlacode.org/gf/project/joomla/tracker/?action=TrackerItemEdit&tracker_item_id=27923
if($method == 'getError' && !empty($this->_decorated) && $this->_decorated instanceof \JDatabase) {
return false;
}
throw new \ShlException( 'Method ' . $method . ' not defined');
}
}
public function __set( $property, $value) {
$this->_decorated->$property = $value;
}
public function __get( $property) {
if (property_exists( $this->_decorated, $property) || $this->_decoratedIsDecorator) {
return $this->_decorated->$property;
} else {
throw new \ShlException('Trying to get non-existent property ('.(empty($property) ? 'N/A':$property).') for class ' . $this->_decoratedClass);
}
}
public function __isset( $property) {
return isset($this->_decorated->$property);
}
public function __unset( $property) {
if (isset( $this->_decorated->$property) || $this->_decoratedIsDecorator) {
unset( $this->_decorated->$property);
}
}
}