Object

public function rebuild()
    {
        $flavorId = $this->flavor_folder;
        if (!$flavorId) {
            throw new \Exception(_p('Cannot merge a theme without a flavor.'));
        }

        $db = new \Core\Db();
        $moduleList = $db->select('module_id')
            ->singleData('module_id')
            ->from(':module')
            ->where('is_active=1')
            ->all();

        $css = new CSS($this);

        try {
            $data = $css->get();
            //Cache content from module and app
            $sCachedId = \Phpfox_Cache::instance()->set('css_module_app_less_content');
            if (!($sLessData = \Phpfox_Cache::instance()->get($sCachedId))){
                $moduleData = $css->getModule($moduleList);
                $appData = $css->getApp();
                $sLessData = $moduleData . $appData;
                \Phpfox_Cache::instance()->save($sCachedId, $sLessData);
            }
            $css->set($data, null, $sLessData, $this->name);

        } catch (\Exception $e) {
            if (PHPFOX_DEBUG) {
                exit("error:" . $e->getMessage());
            }
            return false;
        }

        if (is_array($moduleList)){
            try {
                $css->reBuildModule($moduleList);
            } catch (\Exception $e) {
                if (PHPFOX_DEBUG) {
                    exit("error:" . $e->getMessage());
                }
            }
        }
        return null;
    }