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Code Issues 32 Releases Wiki Activity

Fixed #13023 - Removed ambiguity with regard to the max_num option of formsets and as a result of admin inlines. Thanks to Gabriel Hurley for the patch.

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git-svn-id: http://code.djangoproject.com/svn/django/trunk@12872 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Jannis Leidel
2010-03-27 23:03:56 +00:00
parent 9df8d9c294
commit aba95dcc0b
13 changed files with 138 additions and 88 deletions
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15
django/forms/formsets.py
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@@ -25,7 +25,7 @@ class ManagementForm(Form):
def __init__(self, *args, **kwargs):
self.base_fields[TOTAL_FORM_COUNT] = IntegerField(widget=HiddenInput)
self.base_fields[INITIAL_FORM_COUNT] = IntegerField(widget=HiddenInput)
self.base_fields[MAX_NUM_FORM_COUNT] = IntegerField(widget=HiddenInput)
self.base_fields[MAX_NUM_FORM_COUNT] = IntegerField(required=False, widget=HiddenInput)
super(ManagementForm, self).__init__(*args, **kwargs)
class BaseFormSet(StrAndUnicode):
@@ -69,8 +69,13 @@ class BaseFormSet(StrAndUnicode):
if self.data or self.files:
return self.management_form.cleaned_data[TOTAL_FORM_COUNT]
else:
total_forms = self.initial_form_count() + self.extra
if total_forms > self.max_num > 0:
initial_forms = self.initial_form_count()
total_forms = initial_forms + self.extra
# Allow all existing related objects/inlines to be displayed,
# but don't allow extra beyond max_num.
if initial_forms > self.max_num >= 0:
total_forms = initial_forms
elif total_forms > self.max_num >= 0:
total_forms = self.max_num
return total_forms
@@ -81,7 +86,7 @@ class BaseFormSet(StrAndUnicode):
else:
# Use the length of the inital data if it's there, 0 otherwise.
initial_forms = self.initial and len(self.initial) or 0
if initial_forms > self.max_num > 0:
if initial_forms > self.max_num >= 0:
initial_forms = self.max_num
return initial_forms
@@ -324,7 +329,7 @@ class BaseFormSet(StrAndUnicode):
return mark_safe(u'\n'.join([unicode(self.management_form), forms]))
def formset_factory(form, formset=BaseFormSet, extra=1, can_order=False,
can_delete=False, max_num=0):
can_delete=False, max_num=None):
"""Return a FormSet for the given form class."""
attrs = {'form': form, 'extra': extra,
'can_order': can_order, 'can_delete': can_delete,