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Fixed #5431 -- Added Argentinean localflavor. Thanks, Ramiro Morales.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@6145 bcc190cf-cafb-0310-a4f2-bffc1f526a37
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1 parent 4fd2b0c commit cb9db449380d80f1e5856e64fd7cde15da63a315 @malcolmt malcolmt committed Sep 14, 2007
@@ -0,0 +1,36 @@
+# -*- coding: utf-8 -*-
+"""
+A list of Argentinean provinces and autonomous cities as `choices` in a
+formfield. From
+http://www.argentina.gov.ar/argentina/portal/paginas.dhtml?pagina=425
+
+This exists in this standalone file so that it's only imported into memory
+when explicitly needed.
+"""
+
+PROVINCE_CHOICES = (
+ ('B', u'Buenos Aires'),
+ ('K', u'Catamarca'),
+ ('H', u'Chaco'),
+ ('U', u'Chubut'),
+ ('C', u'Ciudad Autónoma de Buenos Aires'),
+ ('X', u'Córdoba'),
+ ('W', u'Corrientes'),
+ ('E', u'Entre Ríos'),
+ ('P', u'Formosa'),
+ ('Y', u'Jujuy'),
+ ('L', u'La Pampa'),
+ ('F', u'La Rioja'),
+ ('M', u'Mendoza'),
+ ('N', u'Misiones'),
+ ('Q', u'Neuquén'),
+ ('R', u'Río Negro'),
+ ('A', u'Salta'),
+ ('J', u'San Juan'),
+ ('D', u'San Luis'),
+ ('Z', u'Santa Cruz'),
+ ('S', u'Santa Fe'),
+ ('G', u'Santiago del Estero'),
+ ('V', u'Tierra del Fuego, Antártida e Islas del Atlántico Sur'),
+ ('T', u'Tucumán'),
+)
@@ -0,0 +1,105 @@
+# -*- coding: utf-8 -*-
+"""
+AR-specific Form helpers.
+"""
+
+from django.newforms import ValidationError
+from django.newforms.fields import RegexField, CharField, Select, EMPTY_VALUES
+from django.utils.encoding import smart_unicode
+from django.utils.translation import ugettext
+import re
+
+class ARProvinceSelect(Select):
+ """
+ A Select widget that uses a list of Argentinean provinces/autonomous cities
+ as its choices.
+ """
+ def __init__(self, attrs=None):
+ from ar_provinces import PROVINCE_CHOICES
+ super(ARProvinceSelect, self).__init__(attrs, choices=PROVINCE_CHOICES)
+
+class ARPostalCodeField(RegexField):
+ """
+ A field that accepts a `classic´ NNNN Postal Code or a CPA.
+
+ See http://www.correoargentino.com.ar/consulta_cpa/home.php
+ """
+ def __init__(self, *args, **kwargs):
+ super(ARPostalCodeField, self).__init__(r'^\d{4}$|^[A-HJ-NP-Za-hj-np-z]\d{4}\D{3}$',
+ min_length=4, max_length=8,
+ error_message=ugettext("Enter a postal code in the format NNNN or ANNNNAAA."),
+ *args, **kwargs)
+
+ def clean(self, value):
+ value = super(ARPostalCodeField, self).clean(value)
+ if value in EMPTY_VALUES:
+ return u''
+ if len(value) not in (4, 8):
+ raise ValidationError(ugettext("Enter a postal code in the format NNNN or ANNNNAAA."))
+ if len(value) == 8:
+ return u'%s%s%s' % (value[0].upper(), value[1:5], value[5:].upper())
+ return value
+
+class ARDNIField(CharField):
+ """
+ A field that validates `Documento Nacional de Identidad´ (DNI) numbers.
+ """
+ def __init__(self, *args, **kwargs):
+ super(ARDNIField, self).__init__(max_length=10, min_length=7, *args,
+ **kwargs)
+
+ def clean(self, value):
+ """
+ Value can be a string either in the [X]X.XXX.XXX or [X]XXXXXXX formats.
+ """
+ value = super(ARDNIField, self).clean(value)
+ if value in EMPTY_VALUES:
+ return u''
+ if not value.isdigit():
+ value = value.replace('.', '')
+ if not value.isdigit():
+ raise ValidationError(ugettext("This field requires only numbers."))
+ if len(value) not in (7, 8):
+ raise ValidationError(
+ ugettext("This field requires 7 or 8 digits."))
+
+ return value
+
+class ARCUITField(RegexField):
+ """
+ This field validates a CUIT (Código Único de Identificación Tributaria). A
+ CUIT is of the form XX-XXXXXXXX-V. The last digit is a check digit.
+ """
+ def __init__(self, *args, **kwargs):
+ super(ARCUITField, self).__init__(r'^\d{2}-?\d{8}-?\d$',
+ error_message=ugettext('Enter a valid CUIT in XX-XXXXXXXX-X or XXXXXXXXXXXX format.'),
+ *args, **kwargs)
+
+ def clean(self, value):
+ """
+ Value can be either a string in the format XX-XXXXXXXX-X or an
+ 11-digit number.
+ """
+ value = super(ARCUITField, self).clean(value)
+ if value in EMPTY_VALUES:
+ return u''
+ value, cd = self._canon(value)
+ if self._calc_cd(value) != cd:
+ raise ValidationError(ugettext("Invalid CUIT."))
+ return self._format(value, cd)
+
+ def _canon(self, cuit):
+ cuit = cuit.replace('-', '')
+ return cuit[:-1], cuit[-1]
+
+ def _calc_cd(self, cuit):
+ mults = (5, 4, 3, 2, 7, 6, 5, 4, 3, 2)
+ tmp = sum([m * int(cuit[idx]) for idx, m in enumerate(mults)])
+ return str(11 - tmp % 11)
+
+ def _format(self, cuit, check_digit=None):
+ if check_digit == None:
+ check_digit = cuit[-1]
+ cuit = cuit[:-1]
+ return u'%s-%s-%s' % (cuit[:2], cuit[2:], check_digit)
+
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