dispatching event for clearing cache

core/lib/Thelia/Action/Cache.php

@@ -0,0 +1,77 @@
+<?php
+/*************************************************************************************/
+/*                                                                                   */
+/*      Thelia	                                                                     */
+/*                                                                                   */
+/*      Copyright (c) OpenStudio                                                     */
+/*      email : info@thelia.net                                                      */
+/*      web : http://www.thelia.net                                                  */
+/*                                                                                   */
+/*      This program is free software; you can redistribute it and/or modify         */
+/*      it under the terms of the GNU General Public License as published by         */
+/*      the Free Software Foundation; either version 3 of the License                */
+/*                                                                                   */
+/*      This program is distributed in the hope that it will be useful,              */
+/*      but WITHOUT ANY WARRANTY; without even the implied warranty of               */
+/*      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the                */
+/*      GNU General Public License for more details.                                 */
+/*                                                                                   */
+/*      You should have received a copy of the GNU General Public License            */
+/*	    along with this program. If not, see <http://www.gnu.org/licenses/>.         */
+/*                                                                                   */
+/*************************************************************************************/
+
+namespace Thelia\Action;
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+use Symfony\Component\Filesystem\Filesystem;
+use Thelia\Core\Event\Cache\CacheEvent;
+use Thelia\Core\Event\TheliaEvents;
+
+
+/**
+ * Class Cache
+ * @package Thelia\Action
+ * @author Manuel Raynaud <mraynaud@openstudio.fr>
+ */
+class Cache extends BaseAction implements EventSubscriberInterface
+{
+
+    public function cacheClear(CacheEvent $event)
+    {
+        $dir = $event->getDir();
+
+        $directoryBrowser = new \DirectoryIterator($dir);
+
+
+        $fs = new Filesystem();
+        $fs->remove($dir);
+
+    }
+
+    /**
+     * Returns an array of event names this subscriber wants to listen to.
+     *
+     * The array keys are event names and the value can be:
+     *
+     *  * The method name to call (priority defaults to 0)
+     *  * An array composed of the method name to call and the priority
+     *  * An array of arrays composed of the method names to call and respective
+     *    priorities, or 0 if unset
+     *
+     * For instance:
+     *
+     *  * array('eventName' => 'methodName')
+     *  * array('eventName' => array('methodName', $priority))
+     *  * array('eventName' => array(array('methodName1', $priority), array('methodName2'))
+     *
+     * @return array The event names to listen to
+     *
+     * @api
+     */
+    public static function getSubscribedEvents()
+    {
+        return array(
+            TheliaEvents::CACHE_CLEAR => array('cacheClear', 128)
+        );
+    }
+}

core/lib/Thelia/Command/CacheClear.php

@@ -30,6 +30,8 @@ use Symfony\Component\Filesystem\Filesystem;
 use Symfony\Component\Filesystem\Exception\IOException;
 
 use Thelia\Command\ContainerAwareCommand;
+use Thelia\Core\Event\Cache\CacheEvent;
+use Thelia\Core\Event\TheliaEvents;
 
 /**
  * clear the cache
@@ -72,7 +74,11 @@ class CacheClear extends ContainerAwareCommand
         $output->writeln(sprintf("Clearing cache in <info>%s</info> directory", $dir));
 
         try {
-            $directoryBrowser = new \DirectoryIterator($dir);
+            $cacheEvent = new CacheEvent($dir);
+            $this->
+                getContainer()
+                ->get('event_dispatcher')
+                ->dispatch(TheliaEvents::CACHE_CLEAR, $cacheEvent);
         } catch (\UnexpectedValueException $e) {
             // throws same exception code for does not exist and permission denied ...
             if (!file_exists($dir)) {
@@ -82,15 +88,11 @@ class CacheClear extends ContainerAwareCommand
             }
 
             throw $e;
-        }
-
-        $fs = new Filesystem();
-        try {
-            $fs->remove($dir);
-
-            $output->writeln(sprintf("<info>%s cache dir cleared successfully</info>", $dir));
         } catch (IOException $e) {
             $output->writeln(sprintf("Error during clearing cache : %s", $e->getMessage()));
         }
+
+        $output->writeln(sprintf("<info>%s cache dir cleared successfully</info>", $dir));
+
     }
 }

core/lib/Thelia/Config/Resources/action.xml

@@ -141,6 +141,11 @@
             <tag name="kernel.event_subscriber"/>
         </service>
 
+        <service id="thelia.action.cache" class="Thelia\Action\Cache">
+            <argument type="service" id="service_container"/>
+            <tag name="kernel.event_subscriber"/>
+        </service>
+
     </services>
 
 </config>

core/lib/Thelia/Core/Event/Cache/CacheEvent.php

@@ -0,0 +1,67 @@
+<?php
+/*************************************************************************************/
+/*                                                                                   */
+/*      Thelia	                                                                     */
+/*                                                                                   */
+/*      Copyright (c) OpenStudio                                                     */
+/*      email : info@thelia.net                                                      */
+/*      web : http://www.thelia.net                                                  */
+/*                                                                                   */
+/*      This program is free software; you can redistribute it and/or modify         */
+/*      it under the terms of the GNU General Public License as published by         */
+/*      the Free Software Foundation; either version 3 of the License                */
+/*                                                                                   */
+/*      This program is distributed in the hope that it will be useful,              */
+/*      but WITHOUT ANY WARRANTY; without even the implied warranty of               */
+/*      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the                */
+/*      GNU General Public License for more details.                                 */
+/*                                                                                   */
+/*      You should have received a copy of the GNU General Public License            */
+/*	    along with this program. If not, see <http://www.gnu.org/licenses/>.         */
+/*                                                                                   */
+/*************************************************************************************/
+
+namespace Thelia\Core\Event\Cache;
+
+use Thelia\Core\Event\ActionEvent;
+
+
+/**
+ * Class CacheEvent
+ * @package Thelia\Core\Event\Cache
+ * @author Manuel Raynaud <mraynaud@openstudio.fr>
+ */
+class CacheEvent extends ActionEvent
+{
+    /**
+     * @var string cache directory
+     */
+    protected $dir;
+
+    public function __construct($dir)
+    {
+        $this->dir = $dir;
+    }
+
+    /**
+     * @param mixed $dir
+     *
+     * @return $this
+     */
+    public function setDir($dir)
+    {
+        $this->dir = $dir;
+
+        return $this;
+    }
+
+    /**
+     * @return mixed
+     */
+    public function getDir()
+    {
+        return $this->dir;
+    }
+
+
+}

core/lib/Thelia/Core/Event/TheliaEvents.php

@@ -657,6 +657,13 @@ final class TheliaEvents
 
     const GENERATE_PDF = 'thelia.generatePdf';
 
+    /**
+     * sent when a module is activated or deactivated
+     */
     const MODULE_TOGGLE_ACTIVATION = 'thelia.module.toggleActivation';
 
+    /**
+     * sent for clearing cache
+     */
+    const CACHE_CLEAR = 'thelia.cache.clear';
 }