From 1fb075a3500df5686c69a48904f54687d851cb71 Mon Sep 17 00:00:00 2001
From: j <0x006A@0x2620.org>
Date: Thu, 16 Apr 2015 10:53:05 +0100
Subject: [PATCH] rename layer

---
 pandora/annotation/models.py | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/pandora/annotation/models.py b/pandora/annotation/models.py
index d34fb442..f94788ec 100644
--- a/pandora/annotation/models.py
+++ b/pandora/annotation/models.py
@@ -293,3 +293,9 @@ class Annotation(models.Model):
 def cleanup_related(sender, **kwargs):
     kwargs['instance'].cleanup_undefined_relations()
 pre_delete.connect(cleanup_related, sender=Annotation)
+
+def rename_layer(old, new):
+    import item.models
+    Annotation.objects.filter(layer=old).update(layer=new)
+    item.models.ItemFind.objects.filter(key=old).update(key=new)
+    item.models.Facet.objects.filter(key=old).update(key=new)