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Fixed #10082 -- Modified BaseFormSet so that ordering checks work when the formset is empty. Thanks to Petr Marhoun for the report and test case, and bmathieu for the fix.

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git-svn-id: http://code.djangoproject.com/svn/django/trunk@10643 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Russell Keith-Magee
2009-04-28 14:17:18 +00:00
parent 0c1d38bdf4
commit 2ba9df2f41
2 changed files with 22 additions and 10 deletions
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20
django/forms/formsets.py
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@@ -170,18 +170,18 @@ class BaseFormSet(StrAndUnicode):
# don't add data marked for deletion to self.ordered_data
if self.can_delete and form.cleaned_data[DELETION_FIELD_NAME]:
continue
# A sort function to order things numerically ascending, but
# None should be sorted below anything else. Allowing None as
# a comparison value makes it so we can leave ordering fields
# blamk.
def compare_ordering_values(x, y):
if x[1] is None:
return 1
if y[1] is None:
return -1
return x[1] - y[1]
self._ordering.append((i, form.cleaned_data[ORDERING_FIELD_NAME]))
# After we're done populating self._ordering, sort it.
# A sort function to order things numerically ascending, but
# None should be sorted below anything else. Allowing None as
# a comparison value makes it so we can leave ordering fields
# blamk.
def compare_ordering_values(x, y):
if x[1] is None:
return 1
if y[1] is None:
return -1
return x[1] - y[1]
self._ordering.sort(compare_ordering_values)
# Return a list of form.cleaned_data dicts in the order spcified by
# the form data.