public function processGetAdvicesToDisplay($only_premium = false)
 {
     $return = array('advices' => array());
     $id_tab = (int) Tools::getValue('id_tab');
     $ids_ps_advice = Tools::getValue('ids_ps_advice');
     if ($only_premium) {
         $advices = Advice::getValidatedPremiumByIdTab($id_tab);
     } else {
         $advices = Advice::getValidatedByIdTab($id_tab);
     }
     if (is_array($ids_ps_advice)) {
         foreach ($advices as $advice) {
             if (is_array($ids_ps_advice) && in_array($advice['id_ps_advice'], $ids_ps_advice)) {
                 $return['advices'][] = array('selector' => $advice['selector'], 'html' => GamificationTools::parseMetaData($advice['html']), 'location' => $advice['location'], 'weight' => (int) $advice['weight']);
             }
         }
     }
     return $return;
 }