home: formulaire d'ajout: la saisie du groupe ne liste que les groupes possédés.

src/Muzich/CoreBundle/Entity/User.php

   {
     return $this->groups_owned;
   }
+
+  /**
+   * Get groups in array (id => name)
+   *
+   * @return Doctrine\Common\Collections\Collection 
+   */
+  public function getGroupsOwnedArray()
+  {
+    $groups = array();
+    foreach ($this->groups_owned as $group)
+    {
+      $groups[$group->getId()] = $group->getName();
+    }
+    return $groups;
+  }
   
   public function getSlug()
   {

src/Muzich/HomeBundle/Controller/HomeController.php

   public function indexAction()
   {
     $search_object = $this->getElementSearcher();
+    $user = $this->getUser(true, array('join' => array(
+      'groups_owned'
+    )), true);
     
     $search_form = $this->createForm(
       new ElementSearchForm(), 
       array(),
       array(
         'tags' => $tags,
-        'groups' => $this->getGroupsArray(),
+        'groups' => $user->getGroupsOwnedArray(),
       )
     );