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More validation

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This commit is contained in:
David Gelvin 2010-09-07 13:40:50 +00:00
parent 194f1f8708
commit 05dddabbe2
2 changed files with 6 additions and 11 deletions
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9
fields.py
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@ -30,14 +30,13 @@ class EavSlugField(models.SlugField):
# Remove non alphanumeric characters
return re.sub('[^\w]', '', name)
'''
class EavDatatypeField(models.SlugField):
"""
def validate(self, value, instance):
from .models import EavAttribute
if not instance.pk:
return
if value != EavAttribute.objects.get(instance.pk).datatype:
if value != EavAttribute.objects.get(pk=instance.pk).datatype:
raise ValidationError(_(u"You cannot change the datatype of an "
u"existing attribute."))
"""
'''

8
models.py
View file

@ -7,7 +7,7 @@ from django.utils.translation import ugettext_lazy as _
from django.contrib.contenttypes.models import ContentType
from django.contrib.contenttypes import generic
from .fields import EavSlugField
from .fields import EavSlugField, EavDatatypeField
class EavAttributeLabel(models.Model):
@ -59,7 +59,7 @@ class EavAttribute(models.Model):
blank=True, null=True,
help_text=_(u"Short description"))
datatype = models.CharField(_(u"data type"), max_length=6,
datatype = EavDatatypeField(_(u"data type"), max_length=6,
choices=DATATYPE_CHOICES)
created = models.DateTimeField(_(u"created"), default=datetime.now)
@ -72,10 +72,6 @@ class EavAttribute(models.Model):
def save(self, *args, **kwargs):
if not self.slug:
self.slug = EavSlugField.create_slug_from_name(self.name)
if self.pk and \
self.datatype != EavAttribute.objects.get(pk=self.pk).datatype:
raise ValidationError(_(u"You cannot change the datatype of an "
u"existing attribute."))
self.full_clean()
super(EavAttribute, self).save(*args, **kwargs)