primo commit

administrator/components/com_cache/src/Controller/DisplayController.php

@@ -0,0 +1,157 @@
+<?php
+
+/**
+ * @package     Joomla.Administrator
+ * @subpackage  com_cache
+ *
+ * @copyright   (C) 2008 Open Source Matters, Inc. <https://www.joomla.org>
+ * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
+namespace Joomla\Component\Cache\Administrator\Controller;
+
+use Joomla\CMS\Event\Cache\AfterPurgeEvent;
+use Joomla\CMS\HTML\HTMLHelper;
+use Joomla\CMS\Language\Text;
+use Joomla\CMS\MVC\Controller\BaseController;
+use Joomla\CMS\Response\JsonResponse;
+
+// phpcs:disable PSR1.Files.SideEffects
+\defined('_JEXEC') or die;
+// phpcs:enable PSR1.Files.SideEffects
+
+/**
+ * Cache Controller
+ *
+ * @since  1.6
+ */
+class DisplayController extends BaseController
+{
+    /**
+     * The default view for the display method.
+     *
+     * @var    string
+     * @since  4.0.0
+     */
+    protected $default_view = 'cache';
+
+    /**
+     * Method to get The Cache Size
+     *
+     * @since   4.0.0
+     */
+    public function getQuickiconContent()
+    {
+        $model = $this->getModel('Cache');
+
+        $data = $model->getData();
+
+        $size = 0;
+
+        if (!empty($data)) {
+            foreach ($data as $d) {
+                $size += $d->size;
+            }
+        }
+
+        // Number bytes are returned in format xxx.xx MB
+        $bytes = HTMLHelper::_('number.bytes', $size, 'MB', 1);
+
+        if (!empty($bytes)) {
+            $result['amount'] = $bytes;
+            $result['sronly'] = Text::sprintf('COM_CACHE_QUICKICON_SRONLY', $bytes);
+        } else {
+            $result['amount'] = 0;
+            $result['sronly'] = Text::sprintf('COM_CACHE_QUICKICON_SRONLY_NOCACHE');
+        }
+
+        echo new JsonResponse($result);
+    }
+
+    /**
+     * Method to delete a list of cache groups.
+     *
+     * @return  void
+     */
+    public function delete()
+    {
+        // Check for request forgeries
+        $this->checkToken();
+
+        $cid = (array) $this->input->post->get('cid', [], 'string');
+
+        if (empty($cid)) {
+            $this->app->enqueueMessage(Text::_('JERROR_NO_ITEMS_SELECTED'), 'warning');
+        } else {
+            $result = $this->getModel('cache')->cleanlist($cid);
+
+            if ($result !== []) {
+                $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
+        $this->checkToken();
+
+        /** @var \Joomla\Component\Cache\Administrator\Model\CacheModel $model */
+        $model      = $this->getModel('cache');
+        $allCleared = true;
+
+        $mCache = $model->getCache();
+
+        foreach ($mCache->getAll() as $cache) {
+            if ($mCache->clean($cache->group) === false) {
+                $this->app->enqueueMessage(
+                    Text::sprintf(
+                        'COM_CACHE_EXPIRED_ITEMS_DELETE_ERROR',
+                        Text::_('JADMINISTRATOR') . ' > ' . $cache->group
+                    ),
+                    'error'
+                );
+                $allCleared = false;
+            }
+        }
+
+        if ($allCleared) {
+            $this->app->enqueueMessage(Text::_('COM_CACHE_MSG_ALL_CACHE_GROUPS_CLEARED'), 'message');
+        } else {
+            $this->app->enqueueMessage(Text::_('COM_CACHE_MSG_SOME_CACHE_GROUPS_CLEARED'), 'warning');
+        }
+
+        $this->getDispatcher()->dispatch('onAfterPurge', new AfterPurgeEvent('onAfterPurge'));
+        $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()) {
+            $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=cache');
+    }
+}