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50 lines
1.7 KiB
50 lines
1.7 KiB
""" |
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FI-specific Form helpers |
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""" |
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import re |
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from django.forms import ValidationError |
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from django.forms.fields import Field, RegexField, Select, EMPTY_VALUES |
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from django.utils.translation import ugettext_lazy as _ |
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class FIZipCodeField(RegexField): |
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default_error_messages = { |
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'invalid': _('Enter a zip code in the format XXXXX.'), |
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} |
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def __init__(self, *args, **kwargs): |
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super(FIZipCodeField, self).__init__(r'^\d{5}$', |
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max_length=None, min_length=None, *args, **kwargs) |
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class FIMunicipalitySelect(Select): |
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""" |
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A Select widget that uses a list of Finnish municipalities as its choices. |
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""" |
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def __init__(self, attrs=None): |
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from fi_municipalities import MUNICIPALITY_CHOICES |
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super(FIMunicipalitySelect, self).__init__(attrs, choices=MUNICIPALITY_CHOICES) |
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class FISocialSecurityNumber(Field): |
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default_error_messages = { |
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'invalid': _('Enter a valid Finnish social security number.'), |
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} |
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def clean(self, value): |
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super(FISocialSecurityNumber, self).clean(value) |
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if value in EMPTY_VALUES: |
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return u'' |
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checkmarks = "0123456789ABCDEFHJKLMNPRSTUVWXY" |
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result = re.match(r"""^ |
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(?P<date>([0-2]\d|3[01]) |
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(0\d|1[012]) |
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(\d{2})) |
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[A+-] |
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(?P<serial>(\d{3})) |
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(?P<checksum>[%s])$""" % checkmarks, value, re.VERBOSE | re.IGNORECASE) |
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if not result: |
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raise ValidationError(self.error_messages['invalid']) |
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gd = result.groupdict() |
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checksum = int(gd['date'] + gd['serial']) |
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if checkmarks[checksum % len(checkmarks)] == gd['checksum'].upper(): |
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return u'%s' % value.upper() |
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raise ValidationError(self.error_messages['invalid'])
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