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Code Issues 32 Releases Wiki Activity

Fixed #3957, #3945 -- Added CPF and CNPJ (some Brazilian identity numbers)

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fields to the Brazilian localflavor. Thanks, onaiort@gmail.com and
danielvaz@gmail.com.


git-svn-id: http://code.djangoproject.com/svn/django/trunk@5089 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Malcolm Tredinnick
2007-04-26 13:11:07 +00:00
parent b24c860fa2
commit 6c02565e4f
3 changed files with 117 additions and 2 deletions
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84
django/contrib/localflavor/br/forms.py
View File

@@ -4,7 +4,7 @@ BR-specific Form helpers
"""
from django.newforms import ValidationError
from django.newforms.fields import Field, RegexField, Select, EMPTY_VALUES
from django.newforms.fields import Field, RegexField, CharField, Select, EMPTY_VALUES
from django.utils.encoding import smart_unicode
from django.utils.translation import gettext
import re
@@ -15,7 +15,7 @@ class BRZipCodeField(RegexField):
def __init__(self, *args, **kwargs):
super(BRZipCodeField, self).__init__(r'^\d{5}-\d{3}$',
max_length=None, min_length=None,
error_message=gettext(u'Enter a zip code in the format XXXXX-XXX.'),
error_message=gettext('Enter a zip code in the format XXXXX-XXX.'),
*args, **kwargs)
class BRPhoneNumberField(Field):
@@ -37,3 +37,83 @@ class BRStateSelect(Select):
def __init__(self, attrs=None):
from br_states import STATE_CHOICES # relative import
super(BRStateSelect, self).__init__(attrs, choices=STATE_CHOICES)
def DV_maker(v):
if v >= 2:
return 11 - v
return 0
class BRCPFField(CharField):
"""
This field validate a CPF number or a CPF string. A CPF number is
compounded by XXX.XXX.XXX-VD, the two last digits are check digits.
More information:
http://en.wikipedia.org/wiki/Cadastro_de_Pessoas_F%C3%ADsicas
"""
def __init__(self, *args, **kwargs):
super(BRCPFField, self).__init__(max_length=14, min_length=11, *args, **kwargs)
def clean(self, value):
"""
Value can be either a string in the format XXX.XXX.XXX-XX or an
11-digit number.
"""
value = super(BRCPFField, self).clean(value)
if value in EMPTY_VALUES:
return u''
orig_value = value[:]
if not value.isdigit():
value = re.sub("[-\.]", "", value)
try:
int(value)
except ValueError:
raise ValidationError(gettext("This field requires only numbers"))
if len(value) != 11:
raise ValidationError(gettext("This field requires at most 11 digits or 14 characters."))
orig_dv = value[-2:]
new_1dv = sum([i * int(value[idx]) for idx, i in enumerate(range(10, 1, -1))])
new_1dv = DV_maker(new_1dv % 11)
value = value[:-2] + str(new_1dv) + value[-1]
new_2dv = sum([i * int(value[idx]) for idx, i in enumerate(range(11, 1, -1))])
new_2dv = DV_maker(new_2dv % 11)
value = value[:-1] + str(new_2dv)
if value[-2:] != orig_dv:
raise ValidationError(gettext("Invalid CPF number."))
return orig_value
class BRCNPJField(Field):
def clean(self, value):
"""
Value can be either a string in the format XX.XXX.XXX/XXXX-XX or a
group of 14 characters.
"""
value = super(BRCNPJField, self).clean(value)
if value in EMPTY_VALUES:
return u''
orig_value = value[:]
if not value.isdigit():
value = re.sub("[-/\.]", "", value)
try:
int(value)
except ValueError:
raise ValidationError("This field requires only numbers")
if len(value) != 14:
raise ValidationError(
gettext("This field requires at least 14 digits"))
orig_dv = value[-2:]
new_1dv = sum([i * int(value[idx]) for idx, i in enumerate(range(5, 1, -1) + range(9, 1, -1))])
new_1dv = DV_maker(new_1dv % 11)
value = value[:-2] + str(new_1dv) + value[-1]
new_2dv = sum([i * int(value[idx]) for idx, i in enumerate(range(6, 1, -1) + range(9, 1, -1))])
new_2dv = DV_maker(new_2dv % 11)
value = value[:-1] + str(new_2dv)
if value[-2:] != orig_dv:
raise ValidationError(gettext("Invalid CNPJ number"))
return orig_value