Refactoring affichage de l'utilisateur à l'origine d'un CreditHistorique

backend/controllers/CommandeController.php

                     foreach ($historique as $h) {
                         $html .= '<tr>'
                                 . '<td>' . date('d/m/Y H:i:s', strtotime($h->date)) . '</td>'
-                                . '<td>' . Html::encode($h->userAction->nom . ' ' . $h->userAction->prenom) . '</td>'
+                                . '<td>' . Html::encode($h->strUserAction()) . '</td>'
                                 . '<td>' . $h->getStrLibelle() . '</td>'
                                 . '<td>' . ($h->isTypeDebit() ? '- '.$h->getMontant(true) : '') . '</td>'
                                 . '<td>' . ($h->isTypeCredit() ? '+ '.$h->getMontant(true) : '') . '</td>'

backend/views/user/credit.php

                     <?php foreach($historique as $ch): ?>
                         <tr>
                             <td><?= $ch->getDate(true) ; ?></td>
-                            <td><?php if(isset($ch->userAction)): echo Html::encode($ch->userAction->nom. ' '.$ch->userAction->prenom) ; else: echo 'Administrateur' ;endif;  ?></td>
+                            <td><?= Html::encode($ch->strUserAction()); ?></td>
                             <td><?= $ch->getStrLibelle(); ?></td>
                             <td>
                                 <?php if($ch->isTypeDebit()): ?>

common/models/CreditHistorique.php

             default: return 'Crédit pain' ;
         }
     }
+    
+    public function strUserAction() {
+        if($this->userAction) {
+            return $this->userAction->nom . ' ' . $this->userAction->prenom ;
+        }
+        else {
+            return 'Système' ;
+        }
+    }
 
 }

common/models/User.php

     const STATUS_BOULANGER = 11;
     const STATUS_ADMIN = 13;
 
+    const ID_USER_SYSTEM = 0 ;
+    
     var $password_old;
     var $password_new;
     var $password_new_confirm;