Erreur 404 producteurs

frontend/controllers/SiteController.php

      */
     public function actions() {
         return [
-            'error' => [
-                'class' => 'yii\web\ErrorAction',
-            ],
             'captcha' => [
                 'class' => 'yii\captcha\CaptchaAction',
                 'fixedVerifyCode' => YII_ENV_TEST ? 'testme' : null,
             ],
         ];
     }
+    
+    public function actionError()
+    {
+        $exception = Yii::$app->errorHandler->exception;
+        
+        if ($exception !== null) {
+            return $this->render('error', ['exception' => $exception]);
+        }
+        
+        if( Yii::$app->getRequest()->getQueryParam('producer_not_found')) {
+            return $this->render('error-404-producer', ['exception' => $exception]);
+        }
+    }
 
     public function actionIndex() {
 

frontend/views/site/error-404-producer.php

+<?php 
+
+$this->setTitle('Producteur introuvable') ;
+
+?>
+
+<div class="site-error">
+
+    <h1>Producteur introuvable</h1>
+
+    <div class="alert alert-danger">
+        Le producteur que vous recherchez est introuvable.
+    </div>
+
+    <p><?= Html::a("&lt; Retour à l'accueil", ['site/index']) ?> - <?= Html::a("Liste des producteurs", ['site/producers']) ?></p>
+    
+</div>

producer/config/main.php

             ],
         ],
         'errorHandler' => [
-            'errorAction' => 'producer/error',
+            'errorAction' => 'site/error',
         ],
         'assetManager' => [
 	        'bundles' => [

producer/controllers/ProducerBaseController.php

     }
    
     public function actions() {
-        return [
-            'error' => [
-                'class' => 'yii\web\ErrorAction',
-                
-            ],
-        ];
+        return [];
     }
     
     public function getProducer() {

producer/controllers/SiteController.php

 namespace producer\controllers;
 
 class SiteController extends ProducerBaseController {
-
+    
     /**
      * @inheritdoc
      */
    
     public function actions() {
         return [
-            'error' => [
-                'class' => 'yii\web\ErrorAction',
-            ],
             'captcha' => [
                 'class' => 'yii\captcha\CaptchaAction',                
                 'fixedVerifyCode' => YII_ENV_TEST ? 'testme' : null,
         ];
     }
     
+    public function actionError()
+    {
+        $exception = Yii::$app->errorHandler->exception;
+        
+        if ($exception !== null) {
+            if($exception->getMessage() == 'Établissement introuvable') {
+                Yii::$app->getResponse()->redirect(Yii::$app->urlManagerFrontend->createAbsoluteUrl(['site/error', 'producer_not_found' => true]))->send();
+                return;
+            }
+            else {
+                return $this->render('error', ['exception' => $exception]);
+            }
+        }
+    }
+    
     /**
      * 
      * Affiche la page d'accueil des producteurs comprenant une image, une

producer/views/site/error.php

-<?php
 
-use yii\helpers\Html;
-
-/* @var $this yii\web\View */
-/* @var $name string */
-/* @var $message string */
-/* @var $exception Exception */
-
-$this->title = $name;
-?>
 <div class="site-error">
-
-    <h1><?= Html::encode($this->title) ?></h1>
-
+    <h1>Erreur <?= $exception->statusCode; ?></h1>
     <div class="alert alert-danger">
-        <?= nl2br(Html::encode($message)) ?>
+        <?= $exception->getMessage(); ?>
     </div>
-
-    <p><?= Html::a("Retour à l'accueil", ['site/index']) ?></p>
-    
-</div>
+</div>