/**
  * Page Liste des formations
  */
 public function listFormations($userName, $slug, $toShow = false)
 {
     $formationManager = new \Manager\FormationManager();
     if ($userName == 'all') {
         $userId = false;
     } else {
         $userId = $this->getUser()['id'];
     }
     $formations = $formationManager->listFormations($userId, $slug);
     // mise en forme pour affichage de la date et la durée
     foreach ($formations as $key => $value) {
         $date = \DateTime::createFromFormat('Y-m-d H:i:s', $value['dateCreated']);
         if ($date->format('U') > strtotime("-2 days")) {
             $formations[$key]['news'] = true;
         } else {
             $formations[$key]['news'] = false;
         }
         $formations[$key]['dateCreated'] = $date->format('j/m/Y');
         $date = \DateTime::createFromFormat('Y-m-d H:i:s', $value['dateFormation']);
         $formations[$key]['dateFormation'] = $date->format('j/m/Y');
         $duration = explode(":", $value['duration']);
         $formations[$key]['duration'] = $duration[0] . 'h' . $duration[1] . 'min';
         if ($formations[$key]['image'] == '') {
             $formations[$key]['image'] = 'defaultformation.png';
         }
         $newTruncante = new \Utils\Truncater();
         if (strlen($formations[$key]['description']) > 40) {
             $formations[$key]['description'] = $newTruncante->tokenTruncate($formations[$key]['description'], 40);
         }
         $inscription = new \Manager\InscriptionManager();
         $nbrInscrit = $inscription->countInscription($formations[$key]['id']);
         if ($nbrInscrit == $formations[$key]['totalNumberPlace']) {
             $formations[$key]['msg'] = 'complete';
         } else {
             if ($date->format('U') - strtotime("+2 days") > 2 * 24 * 60 * 1000) {
                 $formations[$key]['msg'] = 'not-delay';
             } else {
                 $formations[$key]['msg'] = false;
             }
         }
     }
     $next = $slug + 1;
     if (count($formations) < 16) {
         $next = false;
     }
     if (count($formations) == 16) {
         $suite = $formationManager->listFormations($userId, $slug + 1);
         if (count($suite) == 0) {
             $next = false;
         }
     }
     if (!$toShow) {
         $this->show('formation/list_formations', ["formations" => $formations, "prec" => $slug - 1, "next" => $next]);
     } else {
         return $formations;
     }
 }