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# Extract of Django 1.4's db/models/fields/__init__.py file with modified
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from django.core import exceptions
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from django.db.models.fields import Field
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from django.utils.translation import ugettext_lazy as _
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from maasserver.dj14.forms import GenericIPAddressFormField
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from maasserver.dj14.ipv6 import clean_ipv6_address
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from maasserver.dj14.validators import ip_address_validators
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class GenericIPAddressField(Field):
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empty_strings_allowed = True
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description = _("IP address")
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default_error_messages = {}
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def __init__(self, protocol='both', unpack_ipv4=False, *args, **kwargs):
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self.unpack_ipv4 = unpack_ipv4
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self.default_validators, invalid_error_message = \
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ip_address_validators(protocol, unpack_ipv4)
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self.default_error_messages['invalid'] = invalid_error_message
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kwargs['max_length'] = 39
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Field.__init__(self, *args, **kwargs)
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def get_internal_type(self):
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return "GenericIPAddressField"
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def to_python(self, value):
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if value and ':' in value:
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return clean_ipv6_address(value,
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self.unpack_ipv4, self.error_messages['invalid'])
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def get_db_prep_value(self, value, connection, prepared=False):
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value = self.get_prep_value(value)
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def get_prep_value(self, value):
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if value and ':' in value:
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return clean_ipv6_address(value, self.unpack_ipv4)
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except exceptions.ValidationError:
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def formfield(self, **kwargs):
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defaults = {'form_class': GenericIPAddressFormField}
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defaults.update(kwargs)
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return super(GenericIPAddressField, self).formfield(**defaults)
added
removed
src/maasserver/dj14/genericipaddressfield.py
