<?php
/*
Factory.lib, DomCore, the WebAbility(r) Core System
Contains the Factory pattern class
(c) 2008-2012 Philippe Thomassigny
This file is part of DomCore
DomCore 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.
DomCore 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 DomCore. If not, see <http://www.gnu.org/licenses/>.
*/
/* @UML_Box -- Do not edit
|------------------------------------------------------------------|
| Factory : Factory pattern |
|------------------------------------------------------------------|
| - $catalog: array |
|------------------------------------------------------------------|
| + new Factory($defaultcatalog: array) |
| + newProduct($parameter: mixed[, $arg, $arg, ...]) |
| + registerProduct($id: mixed, $class: string) |
| + unregisterProduct($id: mixed) |
| # classLoader($class: string) |
|------------------------------------------------------------------|
@End_UML_Box */
class Factory extends WAObject
{
private $catalog = array();
public function __construct($default = null)
{
parent::__construct();
if ($default)
$this->catalog = $default;
}
public function newProduct($parameter)
{
if (isset($this->catalog[$parameter]))
{
// we load/include the class if needed (user overloaded)
if (!class_exists($this->catalog[$parameter]))
{
$this->classLoader($this->catalog[$parameter]);
}
// We create new instante with parameters
$args = func_get_args();
array_shift($args);
$reflection = new ReflectionClass($this->catalog[$parameter]);
$instance = call_user_func_array(array(&$reflection, 'newInstance'), $args);
return $instance;
}
return null;
}
public function registerProduct($id, $class)
{
$this->catalog[$id] = $class;
}
public function unregisterProduct($id)
{
if (isset($this->catalog[$id]))
unset($this->catalog[$id]);
}
protected function classLoader($class)
{
// nothing by default, we relay on __autoload()
// If you use not-so-easily accessible classes, please overload this method in your extended factory
}
}
?>
|
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