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Fixed #3503 -- Added newforms UKPostcodeField in django.contrib.local…

…flavor.uk. Thanks for the patch, Jonathan Buchanan

git-svn-id: http://code.djangoproject.com/svn/django/trunk@4527 bcc190cf-cafb-0310-a4f2-bffc1f526a37
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commit 1d5e974a4f2e116a1530c24e6df54449b8ef3c98 1 parent c96d155
@adrianholovaty adrianholovaty authored
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0  django/contrib/localflavor/uk/__init__.py
No changes.
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19 django/contrib/localflavor/uk/forms.py
@@ -0,0 +1,19 @@
+"""
+UK-specific Form helpers
+"""
+
+from django.newforms.fields import RegexField
+from django.utils.translation import gettext
+
+class UKPostcodeField(RegexField):
+ """
+ A form field that validates its input is a UK postcode.
+
+ The regular expression used is sourced from the schema for British Standard
+ BS7666 address types: http://www.govtalk.gov.uk/gdsc/schemas/bs7666-v2-0.xsd
+ """
+ def __init__(self, *args, **kwargs):
+ super(UKPostcodeField, self).__init__(r'^(GIR 0AA|[A-PR-UWYZ]([0-9]{1,2}|([A-HIK-Y][0-9](|[0-9]|[ABEHMNPRVWXY]))|[0-9][A-HJKSTUW]) [0-9][ABD-HJLNP-UW-Z]{2})$',
+ max_length=None, min_length=None,
+ error_message=gettext(u'Enter a postcode. A space is required between the two postcode parts.'),
+ *args, **kwargs)
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44 tests/regressiontests/forms/tests.py
@@ -3327,6 +3327,50 @@
>>> f.clean('')
u''
+# UKPostcodeField ##############################################################
+
+UKPostcodeField validates that the data is a valid UK postcode.
+>>> from django.contrib.localflavor.uk.forms import UKPostcodeField
+>>> f = UKPostcodeField()
+>>> f.clean('BT32 4PX')
+u'BT32 4PX'
+>>> f.clean('GIR 0AA')
+u'GIR 0AA'
+>>> f.clean('BT324PX')
+Traceback (most recent call last):
+...
+ValidationError: [u'Enter a postcode. A space is required between the two postcode parts.']
+>>> f.clean('1NV 4L1D')
+Traceback (most recent call last):
+...
+ValidationError: [u'Enter a postcode. A space is required between the two postcode parts.']
+>>> f.clean(None)
+Traceback (most recent call last):
+...
+ValidationError: [u'This field is required.']
+>>> f.clean('')
+Traceback (most recent call last):
+...
+ValidationError: [u'This field is required.']
+
+>>> f = UKPostcodeField(required=False)
+>>> f.clean('BT32 4PX')
+u'BT32 4PX'
+>>> f.clean('GIR 0AA')
+u'GIR 0AA'
+>>> f.clean('1NV 4L1D')
+Traceback (most recent call last):
+...
+ValidationError: [u'Enter a postcode. A space is required between the two postcode parts.']
+>>> f.clean('BT324PX')
+Traceback (most recent call last):
+...
+ValidationError: [u'Enter a postcode. A space is required between the two postcode parts.']
+>>> f.clean(None)
+u''
+>>> f.clean('')
+u''
+
#################################
# Tests of underlying functions #
#################################
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