adapting classes to new interfaces

Export/Export/CountActivity.php

@@ -20,9 +20,10 @@
 namespace Chill\ActivityBundle\Export\Export;
 
 use Chill\MainBundle\Export\ExportInterface;
-use Doctrine\ORM\Query\Expr\Join;
 use Doctrine\ORM\QueryBuilder;
 use Symfony\Component\Security\Core\Role\Role;
+use Doctrine\ORM\Query;
+use Chill\ActivityBundle\Security\Authorization\ActivityStatsVoter;
 
 /**
  * 
@@ -77,7 +78,34 @@ class CountActivity implements ExportInterface
     
     public function requiredRole()
     {
-        return new Role('dummy');
+        return new Role(ActivityStatsVoter::STATS);
+    }
+
+    public function getAllowedFormattersTypes()
+    {
+        return array(\Chill\MainBundle\Export\FormatterInterface::TYPE_TABULAR);
+    }
+
+    public function getLabels($key, array $values, $data)
+    {
+        if ($key !== 'export_count_activity') {
+            throw new \LogicException("the key $key is not used by this export");
+        }
+        
+        $labels = array_combine($values, $values);
+        $labels['_header'] = 'Number of activities';
+        
+        return $labels;
+    }
+
+    public function getQueryKeys($data)
+    {
+        return array('export_count_activity');
+    }
+
+    public function getResult(QueryBuilder $qb, $data)
+    {
+        return $qb->getQuery()->getResult(Query::HYDRATE_SCALAR);
     }
 
 }