django1/django/contrib/localflavor/au/forms.py

61 lines
1.8 KiB
Python

"""
Australian-specific Form helpers
"""
from __future__ import absolute_import
import re
from django.contrib.localflavor.au.au_states import STATE_CHOICES
from django.core.validators import EMPTY_VALUES
from django.forms import ValidationError
from django.forms.fields import Field, RegexField, Select
from django.utils.encoding import smart_unicode
from django.utils.translation import ugettext_lazy as _
PHONE_DIGITS_RE = re.compile(r'^(\d{10})$')
class AUPostCodeField(RegexField):
""" Australian post code field.
Assumed to be 4 digits.
Northern Territory 3-digit postcodes should have leading zero.
"""
default_error_messages = {
'invalid': _('Enter a 4 digit postcode.'),
}
def __init__(self, max_length=4, min_length=None, *args, **kwargs):
super(AUPostCodeField, self).__init__(r'^\d{4}$',
max_length, min_length, *args, **kwargs)
class AUPhoneNumberField(Field):
"""Australian phone number field."""
default_error_messages = {
'invalid': u'Phone numbers must contain 10 digits.',
}
def clean(self, value):
"""
Validate a phone number. Strips parentheses, whitespace and hyphens.
"""
super(AUPhoneNumberField, self).clean(value)
if value in EMPTY_VALUES:
return u''
value = re.sub('(\(|\)|\s+|-)', '', smart_unicode(value))
phone_match = PHONE_DIGITS_RE.search(value)
if phone_match:
return u'%s' % phone_match.group(1)
raise ValidationError(self.error_messages['invalid'])
class AUStateSelect(Select):
"""
A Select widget that uses a list of Australian states/territories as its
choices.
"""
def __init__(self, attrs=None):
super(AUStateSelect, self).__init__(attrs, choices=STATE_CHOICES)