/**
  * Executes list action
  *
  * @param sfRequest $request A request object
  */
 public function executeList(sfWebRequest $request)
 {
     $pluginManager = new opInstalledPluginManager();
     $this->plugins = $pluginManager->getInstalledPlugins();
     $this->form = new PluginActivationForm(array(), array('plugins' => $this->plugins));
     if ($request->isMethod(sfRequest::POST)) {
         $this->form->bind($this->request->getParameter('plugin_activation'));
         $this->redirectIf($this->form->save(), 'plugin/list');
     }
     return sfView::SUCCESS;
 }