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DisplayController.php
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DisplayController.php
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<?php
/**
* @package Joomla.Administrator
* @subpackage com_cache
*
* @copyright Copyright (C) 2005 - 2018 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
namespace Joomla\Component\Cache\Administrator\Controller;
defined('_JEXEC') or die;
use Joomla\CMS\Language\Text;
use Joomla\CMS\MVC\Controller\BaseController;
use Joomla\CMS\Session\Session;
use Joomla\Component\Cache\Administrator\Helper\CacheHelper;
/**
* Cache Controller
*
* @since 1.6
*/
class DisplayController extends BaseController
{
/**
* Display a view.
*
* @param boolean $cachable If true, the view output will be cached
* @param array $urlparams An array of safe URL parameters and their variable types, for valid values see {@link \JFilterInput::clean()}.
*
* @return static This object to support chaining.
*
* @since 1.5
*/
public function display($cachable = false, $urlparams = false)
{
// Get the document object.
$document = $this->app->getDocument();
// Set the default view name and format from the Request.
$vName = $this->input->get('view', 'cache');
$vFormat = $document->getType();
$lName = $this->input->get('layout', 'default', 'string');
// Get and render the view.
if ($view = $this->getView($vName, $vFormat))
{
switch ($vName)
{
case 'purge':
$this->app->enqueueMessage(Text::_('COM_CACHE_RESOURCE_INTENSIVE_WARNING'), 'warning');
break;
case 'cache':
default:
$model = $this->getModel($vName);
$view->setModel($model, true);
break;
}
$view->setLayout($lName);
// Push document object into the view.
$view->document = $document;
// Load the submenu.
CacheHelper::addSubmenu($this->input->get('view', 'cache'));
$view->display();
}
}
/**
* Method to delete a list of cache groups.
*
* @return void
*/
public function delete()
{
// Check for request forgeries
Session::checkToken() or jexit(Text::_('JINVALID_TOKEN'));
$cid = $this->input->post->get('cid', array(), 'array');
if (empty($cid))
{
$this->app->enqueueMessage(Text::_('JERROR_NO_ITEMS_SELECTED'), 'warning');
}
else
{
$result = $this->getModel('cache')->cleanlist($cid);
if ($result !== array())
{
$this->app->enqueueMessage(Text::sprintf('COM_CACHE_EXPIRED_ITEMS_DELETE_ERROR', implode(', ', $result)), 'error');
}
else
{
$this->app->enqueueMessage(Text::_('COM_CACHE_EXPIRED_ITEMS_HAVE_BEEN_DELETED'), 'message');
}
}
$this->setRedirect('index.php?option=com_cache');
}
/**
* Method to delete all cache groups.
*
* @return void
*
* @since 3.6.0
*/
public function deleteAll()
{
// Check for request forgeries
Session::checkToken() or jexit(Text::_('JINVALID_TOKEN'));
$app = $this->app;
$model = $this->getModel('cache');
$allCleared = true;
$mCache = $model->getCache();
foreach ($mCache->getAll() as $cache)
{
if ($mCache->clean($cache->group) === false)
{
$app->enqueueMessage(
Text::sprintf(
'COM_CACHE_EXPIRED_ITEMS_DELETE_ERROR', Text::_('JADMINISTRATOR') . ' > ' . $cache->group
), 'error'
);
$allCleared = false;
}
}
if ($allCleared)
{
$app->enqueueMessage(Text::_('COM_CACHE_MSG_ALL_CACHE_GROUPS_CLEARED'), 'message');
}
else
{
$app->enqueueMessage(Text::_('COM_CACHE_MSG_SOME_CACHE_GROUPS_CLEARED'), 'warning');
}
$this->setRedirect('index.php?option=com_cache&view=cache');
}
/**
* Purge the cache.
*
* @return void
*/
public function purge()
{
// Check for request forgeries
Session::checkToken() or jexit(Text::_('JINVALID_TOKEN'));
if (!$this->getModel('cache')->purge())
{
$this->app->enqueueMessage(Text::_('COM_CACHE_EXPIRED_ITEMS_PURGING_ERROR'), 'error');
}
else
{
$this->app->enqueueMessage(Text::_('COM_CACHE_EXPIRED_ITEMS_HAVE_BEEN_PURGED'), 'message');
}
$this->setRedirect('index.php?option=com_cache&view=purge');
}
}