cleanup and bugfix on bulk actions

lib/Config/Initializer.php

@@ -56,9 +56,6 @@ class Initializer {
     \ORM::configure('username', Env::$db_username);
     \ORM::configure('password', Env::$db_password);
     \ORM::configure('logging', WP_DEBUG);
-    \ORM::configure('logger', function($query, $time) {
-      error_log($query);
-    });
     \ORM::configure('driver_options', array(
       \PDO::MYSQL_ATTR_INIT_COMMAND => 'SET NAMES utf8',
       \PDO::MYSQL_ATTR_INIT_COMMAND => 'SET TIME_ZONE = "+00:00"'

lib/Models/Model.php

@@ -109,6 +109,7 @@ class Model extends \Sudzy\ValidModel {
   static function bulkAction($orm, $callback = false) {
     $total = $orm->count();
 
+    if($total > 0) {
       $models = $orm->select('id')
         ->offset(null)
         ->limit(null)
@@ -121,6 +122,7 @@ class Model extends \Sudzy\ValidModel {
       if(is_callable($callback)) {
         $callback($ids);
       }
+    }
 
     return $total;
   }