[extensions-web] upload: Delete versions (and possibly extensions) after a failed upload

[Jasper St. Pierre <jstpierre src gnome org>]

commit e036076baa6765b7e4b2d03ae8329b8ad845c4e2
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Mon Dec 12 12:08:43 2011 -0500

    upload: Delete versions (and possibly extensions) after a failed upload
    
    parse_metadata_json needs to save the extension and the version to do its
    thing. We need to delete the version if it's failed, and the extension as
    well if it was created by this upload.

 sweettooth/extensions/views.py |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)
---
diff --git a/sweettooth/extensions/views.py b/sweettooth/extensions/views.py
index e07d953..68d68e0 100644
--- a/sweettooth/extensions/views.py
+++ b/sweettooth/extensions/views.py
@@ -307,8 +307,10 @@ def ajax_set_status_view(request, newstatus):
 def upload_file(request, pk):
     if pk is None:
         extension = models.Extension(creator=request.user)
+        extension_is_new = True
     else:
         extension = models.Extension.objects.get(pk=pk)
+        extension_is_new = False
         if extension.creator != request.user:
             return HttpResponseForbidden()
 
@@ -360,6 +362,10 @@ def upload_file(request, pk):
                 else:
                     errors = e.messages
 
+                version.delete()
+                if extension_is_new:
+                    extension.delete()
+
                 extra_debug = repr(e)
             else:
                 is_valid = True