114 lines
2.1 KiB
PHP
114 lines
2.1 KiB
PHP
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<?php
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/**
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* @package Joomla.Plugin
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* @subpackage System.cache
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*
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* @copyright Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
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* @license GNU General Public License version 2 or later; see LICENSE.txt
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*/
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defined('_JEXEC') or die;
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/**
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* Joomla! Page Cache Plugin
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*
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* @package Joomla.Plugin
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* @subpackage System.cache
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*/
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class PlgSystemCache extends JPlugin
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{
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var $_cache = null;
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var $_cache_key = null;
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/**
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* Constructor
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*
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* @access protected
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* @param object $subject The object to observe
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* @param array $config An array that holds the plugin configuration
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* @since 1.0
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*/
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function __construct(& $subject, $config)
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{
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parent::__construct($subject, $config);
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//Set the language in the class
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$options = array(
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'defaultgroup' => 'page',
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'browsercache' => $this->params->get('browsercache', false),
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'caching' => false,
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);
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$this->_cache = JCache::getInstance('page', $options);
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$this->_cache_key = JUri::getInstance()->toString();
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}
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/**
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* Converting the site URL to fit to the HTTP request
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*
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*/
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function onAfterInitialise()
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{
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global $_PROFILER;
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$app = JFactory::getApplication();
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$user = JFactory::getUser();
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if ($app->isAdmin())
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{
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return;
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}
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if (count($app->getMessageQueue()))
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{
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return;
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}
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if ($user->get('guest') && $app->input->getMethod() == 'GET')
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{
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$this->_cache->setCaching(true);
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}
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$data = $this->_cache->get($this->_cache_key);
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if ($data !== false)
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{
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// Set cached body
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JResponse::setBody($data);
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echo JResponse::toString($app->getCfg('gzip'));
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if (JDEBUG)
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{
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$_PROFILER->mark('afterCache');
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}
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$app->close();
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}
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}
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function onAfterRender()
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{
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$app = JFactory::getApplication();
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if ($app->isAdmin())
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{
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return;
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}
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if (count($app->getMessageQueue()))
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{
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return;
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}
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$user = JFactory::getUser();
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if ($user->get('guest'))
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{
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// We need to check again here, because auto-login plugins have not been fired before the first aid check
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$this->_cache->store(null, $this->_cache_key);
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}
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}
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}
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