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891天前<?php |
/** |
* @name PHP反射API--利用反射技术实现的插件系统架构 |
* @author :PHPCQ.COM |
*/ |
interface Iplugin{ |
public static function getName(); |
} |
function findPlugins(){ |
$plugins = array(); |
foreach (get_declared_classes() as $class){ |
$reflectionClass = new ReflectionClass($class); |
if ($reflectionClass->implementsInterface('Iplugin')) { |
$plugins[] = $reflectionClass; |
} |
} |
return $plugins; |
} |
function computeMenu(){ |
$menu = array(); |
foreach (findPlugins() as $plugin){ |
if ($plugin->hasMethod('getMenuItems')) { |
$reflectionMethod = $plugin->getMethod('getMenuItems'); |
if ($reflectionMethod->isStatic()) { |
$items = $reflectionMethod->invoke(null); |
} else { |
$pluginInstance = $plugin->newInstance(); |
$items = $reflectionMethod->invoke($pluginInstance); |
} |
$menu = array_merge($menu,$items); |
} |
} |
return $menu; |
} |
function computeArticles(){ |
$articles = array(); |
foreach (findPlugins() as $plugin){ |
if ($plugin->hasMethod('getArticles')) { |
$reflectionMethod = $plugin->getMethod('getArticles'); |
if ($reflectionMethod->isStatic()) { |
$items = $reflectionMethod->invoke(null); |
} else { |
$pluginInstance = $plugin->newInstance(); |
$items = $reflectionMethod->invoke($pluginInstance); |
} |
$articles = array_merge($articles,$items); |
} |
} |
return $articles; |
} |
class MycoolPugin implements Iplugin { |
public static function getName(){ |
return 'MycoolPlugin'; |
} |
public static function getMenuItems(){ |
return array(array('description'=>'MycoolPlugin','link'=>'/MyCoolPlugin')); |
} |
public static function getArticles(){ |
return array(array('path'=>'/MycoolPlugin','title'=>'This is a really cool article','text'=> 'xxxxxxxxx' )); |
} |
} |
$menu = computeMenu(); |
$articles = computeArticles(); |
print_r($menu); |
print_r($articles); |
