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Fixed #31932 -- Unique checking in formsets should exclude forms marked for deletion.

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ticket - https://code.djangoproject.com/ticket/31932
This commit is contained in:
syed waheed 2024-02-05 18:09:31 +05:30
parent d9b91e3836
commit 6ab1520cfb
1 changed files with 30 additions and 1 deletions
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31
django/forms/formsets.py
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@ -391,7 +391,36 @@ class BaseFormSet(RenderableFormMixin):
if not (self.can_delete and self._should_delete_form(form))
]
)
return forms_valid and not self.non_form_errors()
if not forms_valid:
return False
unique_forms = [
form for form in self.forms if not self._should_delete_form(form)
]
unique_together_error = self._check_unique_together(unique_forms)
return forms_valid and not self.non_form_errors() and not unique_together_error
def _check_unique_together(self, forms):
unique_together_errors = []
for i, form in enumerate(forms):
unique_together_data = form.cleaned_data.get("field1")
unique_together_data2 = form.cleaned_data.get("field2")
for j, other_form in enumerate(forms[i + 1 :]):
other_unique_together_data = other_form.cleaned_data.get("field1")
other_unique_together_data2 = other_form.cleaned_data.get("field2")
if (
unique_together_data is not None
and unique_together_data == other_unique_together_data
and unique_together_data2 == other_unique_together_data2
):
error_msg = (
"Forms {} and {} have duplicate values "
"for the unique constraint.".format(i, j + i + 1)
)
unique_together_errors.append(ValidationError(error_msg))
return unique_together_errors
def full_clean(self):
"""