fix authentication error message

Controller/LoginController.php

@@ -5,10 +5,21 @@ namespace Chill\MainBundle\Controller;
 use Symfony\Bundle\FrameworkBundle\Controller\Controller;
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpFoundation\Response;
-use Symfony\Component\Security\Core\SecurityContextInterface;
+use Symfony\Component\Security\Http\Authentication\AuthenticationUtils;
 
 class LoginController extends Controller
 {
+    /**
+     *
+     * @var AuthenticationUtils
+     */
+    protected $helper;
+    
+    public function __construct(AuthenticationUtils $helper)
+    {
+        $this->helper = $helper;
+    }
+    
     /**
      * Show a login form
      * 
@@ -17,11 +28,10 @@ class LoginController extends Controller
      */
     public function loginAction(Request $request)
     {
-        $helper = $this->get('security.authentication_utils');
 
         return $this->render('ChillMainBundle:Login:login.html.twig', array(
-            'last_username' => $helper->getLastUsername(),
-            'error'         => $helper->getLastAuthenticationError()
+            'last_username' => $this->helper->getLastUsername(),
+            'error'         => $this->helper->getLastAuthenticationError()
         ));  
     }
     

Resources/views/Login/login.html.twig

@@ -41,6 +41,7 @@
                 background-color: #333;
                 color: white;
                 text-align: center;
+                font-family: 'Open Sans';
             }
 
             #content {
@@ -69,7 +70,6 @@
                 width : 15em;
                 text-align: right;
                 display: inline-block;
-                font-family: 'Open Sans';
                 font-weight: 300;
                 padding-right: 5px;
             }
@@ -97,7 +97,9 @@
         <div id="content">
             <img class="logo" src="/bundles/chillmain/img/logo-chill-outil-accompagnement_white.png">
 
-            <p>{{ error|trans }}</p>
+            {% if error is not null %}
+                <p>{{ error.message|trans }}</p>
+            {% endif %}
 
             <form method="POST" action="{{ path('login_check') }}">
                 <label for="_username">{{ 'Username'|trans }}</label>