Blame view

administrator/components/com_cache/controller.php 3.89 KB
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166
<?php
/**
 * @package     Joomla.Administrator
 * @subpackage  com_cache
 *
 * @copyright   Copyright (C) 2005 - 2019 Open Source Matters, Inc. All rights reserved.
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

defined('_JEXEC') or die;

/**
 * Cache Controller
 *
 * @since  1.6
 */
class CacheController extends JControllerLegacy
{
	/**
	 * Display a view.
	 *
	 * @param   boolean  $cachable   If true, the view output will be cached
	 * @param   array    $urlparams  An array of safe URL parameters and their variable types, for valid values see {@link JFilterInput::clean()}.
	 *
	 * @return  JController  This object to support chaining.
	 *
	 * @since   1.5
	 */
	public function display($cachable = false, $urlparams = false)
	{
		JLoader::register('CacheHelper', JPATH_ADMINISTRATOR . '/components/com_cache/helpers/cache.php');

		// Get the document object.
		$document = JFactory::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':
					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
		$this->checkToken();

		$cid = $this->input->post->get('cid', array(), 'array');

		if (empty($cid))
		{
			JFactory::getApplication()->enqueueMessage(JText::_('JERROR_NO_ITEMS_SELECTED'), 'warning');
		}
		else
		{
			$result = $this->getModel('cache')->cleanlist($cid);

			if ($result !== array())
			{
				JFactory::getApplication()->enqueueMessage(JText::sprintf('COM_CACHE_EXPIRED_ITEMS_DELETE_ERROR', implode(', ', $result)), 'error');
			}
			else
			{
				JFactory::getApplication()->enqueueMessage(JText::_('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
		$this->checkToken();

		$app        = JFactory::getApplication();
		$model      = $this->getModel('cache');
		$allCleared = true;
		$clients    = array(1, 0);

		foreach ($clients as $client)
		{
			$mCache    = $model->getCache($client);
			$clientStr = JText::_($client ? 'JADMINISTRATOR' : 'JSITE') .' > ';

			foreach ($mCache->getAll() as $cache)
			{
				if ($mCache->clean($cache->group) === false)
				{
					$app->enqueueMessage(JText::sprintf('COM_CACHE_EXPIRED_ITEMS_DELETE_ERROR', $clientStr . $cache->group), 'error');
					$allCleared = false;
				}
			}
		}

		if ($allCleared)
		{
			$app->enqueueMessage(JText::_('COM_CACHE_MSG_ALL_CACHE_GROUPS_CLEARED'), 'message');
		}
		else
		{
			$app->enqueueMessage(JText::_('COM_CACHE_MSG_SOME_CACHE_GROUPS_CLEARED'), 'warning');
		}

		$app->triggerEvent('onAfterPurge', array());
		$this->setRedirect('index.php?option=com_cache&view=cache');
	}

	/**
	 * Purge the cache.
	 *
	 * @return  void
	 */
	public function purge()
	{
		// Check for request forgeries
		$this->checkToken();

		if (!$this->getModel('cache')->purge())
		{
			JFactory::getApplication()->enqueueMessage(JText::_('COM_CACHE_EXPIRED_ITEMS_PURGING_ERROR'), 'error');
		}
		else
		{
			JFactory::getApplication()->enqueueMessage(JText::_('COM_CACHE_EXPIRED_ITEMS_HAVE_BEEN_PURGED'), 'message');
		}

		$this->setRedirect('index.php?option=com_cache&view=purge');
	}
}