allow to pass customfields to person list widget

Resources/views/Widget/homepage_person_list.html.twig

@@ -1,3 +1,7 @@
+{# 
+    if the `custom_fields` option is used, the custom fields are available
+    under the customFields variable, with the custom field slug as key.
+#}
 {% import 'ChillPersonBundle:Person:macro.html.twig' as person %}
 <div class="grid-8 centered">
     <h2>{{ 'Accompanyied people'|trans }}</h2>

Widget/PersonListWidget.php

@@ -29,11 +29,15 @@ use Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorage;
 use Chill\PersonBundle\Security\Authorization\PersonVoter;
 use Symfony\Component\Security\Core\Role\Role;
 use Doctrine\ORM\EntityManager;
+use Chill\CustomFieldsBundle\Entity\CustomField;
 
 /**
  * add a widget with person list. 
  * 
  * The configuration is defined by `PersonListWidgetFactory`
+ * 
+ * If the options 'custom_fields' is used, the custom fields entity will be 
+ * queried from the db and transmitted to the view under the `customFields` variable.
  */
 class PersonListWidget implements WidgetInterface
 {
@@ -147,9 +151,28 @@ class PersonListWidget implements WidgetInterface
         
         $persons = $qb->getQuery()->getResult();
         
+        // get some custom field when the view is overriden and we want to 
+        // show some custom field in the overriden view.
+        $cfields = array();
+        if (isset($config['custom_fields'])) {
+            if (count($config['custom_fields']) > 0) {
+                $cfs = $this->entityManager
+                        ->getRepository('ChillCustomFieldsBundle:CustomField')
+                        ->findBy(array('slug' => $config['custom_fields']));
+                // store the custom fields in a array
+                foreach($cfs as $cf) {
+                    $cfields[$cf->getSlug()] = $cf;
+                }
+            }
+        } 
+
         return $env->render(
             'ChillPersonBundle:Widget:homepage_person_list.html.twig',
-            array('persons' => $persons)
+            array(
+                'persons' => $persons,
+                'customFields' => $cfields
+                
+                )
             );
     }
     

Widget/PersonListWidgetFactory.php

@@ -39,7 +39,13 @@ class PersonListWidgetFactory extends AbstractWidgetFactory
         $node->scalarNode('filtering_class')
                 ->defaultNull()
                 ->end();
-            
+        $node->arrayNode('custom_fields')
+                ->prototype('scalar')->end()
+                ->info("Add some custom field to the view. Add the slug of some custom field"
+                        . " if you want to override the view and show their value in the list")
+                ->example(array("custom-field-slug-1", "custom-field-slug-2"))
+                ->cannotBeEmpty()
+                ->end();
     }
         
     public function getAllowedPlaces()