/**
  * Setup the handling of the actions. This is needed for the custom URL Actions set in the SiteConfig
  * @param SS_Request $request The given request
  * @param string $action The requested action
  * @return parent::handleAction
  */
 public function handleAction($request, $action)
 {
     $handles = parent::allowedActions(false);
     $defaultMapping = $this->stat('allowed_actions');
     $handles['index'] = 'handleIndex';
     $siteConfig = $this->getCurrentSiteConfig();
     foreach ($defaultMapping as $key) {
         $map = ucfirst($key . 'Action');
         if ($siteConfig->{$map}) {
             $handles[$siteConfig->{$map}] = $key;
         }
         if (!isset($handles[$key])) {
             $handles[$key] = $key;
         }
     }
     self::$url_handlers = $handles;
     $this->needsRedirect();
     return parent::handleAction($request, $handles[$action]);
 }