Cascading deletions for dependent objects

diff --git a/planetstack/model_policy.py b/planetstack/model_policy.py
index 1262d26..7dc6dda 100644 (file)
--- a/planetstack/model_policy.py
+++ b/planetstack/model_policy.py
@@ -6,10 +6,14 @@ from dependency_walker import *
 import model_policies
 
 def update_dep(d, o):
-       print "Updating %s (%s)"%(d,d.__class__.__name__)
        if (d.updated < o.updated):
                d.save(update_fields=['updated'])
        
+def delete_if_inactive(d, o):
+       #print "Deleting %s (%s)"%(d,d.__class__.__name__)
+       d.delete()      
+       return
+
 @receiver(post_save)
 def post_save_handler(sender, instance, **kwargs):
        sender_name = sender.__name__
@@ -27,4 +31,6 @@ def post_save_handler(sender, instance, **kwargs):
                        
                except:
                        pass
+       elif 'deleted' in kwargs['update_fields']:
+               walk_inv_deps(delete_if_inactive, instance)