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Fixed #8795: unique_together validation no longer fails on model forms that exclude fields included in the check. Thanks, Alex Gaynor.
git-svn-id: http://code.djangoproject.com/svn/django/trunk@8854 bcc190cf-cafb-0310-a4f2-bffc1f526a37
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@ -210,10 +210,20 @@ class BaseModelForm(BaseForm):
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def validate_unique(self):
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def validate_unique(self):
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from django.db.models.fields import FieldDoesNotExist
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from django.db.models.fields import FieldDoesNotExist
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unique_checks = list(self.instance._meta.unique_together[:])
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# Gather a list of checks to perform. Since this is a ModelForm, some
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# fields may have been excluded; we can't perform a unique check on a
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# form that is missing fields involved in that check.
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unique_checks = []
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for check in self.instance._meta.unique_together[:]:
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fields_on_form = [field for field in check if field in self.fields]
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if len(fields_on_form) == len(check):
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unique_checks.append(check)
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form_errors = []
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form_errors = []
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# Make sure the unique checks apply to actual fields on the ModelForm
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# Gather a list of checks for fields declared as unique and add them to
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# the list of checks. Again, skip fields not on the form.
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for name, field in self.fields.items():
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for name, field in self.fields.items():
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try:
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try:
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f = self.instance._meta.get_field_by_name(name)[0]
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f = self.instance._meta.get_field_by_name(name)[0]
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@ -1192,6 +1192,14 @@ False
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>>> form._errors
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>>> form._errors
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{'__all__': [u'Price with this Price and Quantity already exists.']}
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{'__all__': [u'Price with this Price and Quantity already exists.']}
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>>> class PriceForm(ModelForm):
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... class Meta:
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... model = Price
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... exclude = ('quantity',)
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>>> form = PriceForm({'price': '6.00'})
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>>> form.is_valid()
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True
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# Choices on CharField and IntegerField
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# Choices on CharField and IntegerField
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>>> class ArticleForm(ModelForm):
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>>> class ArticleForm(ModelForm):
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... class Meta:
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... class Meta:
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