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1 """ |
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2 JP-specific Form helpers |
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3 """ |
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4 |
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5 from django.forms import ValidationError |
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6 from django.utils.translation import ugettext_lazy as _ |
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7 from django.forms.fields import RegexField, Select |
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8 |
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9 class JPPostalCodeField(RegexField): |
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10 """ |
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11 A form field that validates its input is a Japanese postcode. |
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12 |
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13 Accepts 7 digits, with or without a hyphen. |
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14 """ |
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15 default_error_messages = { |
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16 'invalid': _('Enter a postal code in the format XXXXXXX or XXX-XXXX.'), |
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17 } |
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18 |
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19 def __init__(self, *args, **kwargs): |
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20 super(JPPostalCodeField, self).__init__(r'^\d{3}-\d{4}$|^\d{7}$', |
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21 max_length=None, min_length=None, *args, **kwargs) |
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22 |
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23 def clean(self, value): |
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24 """ |
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25 Validates the input and returns a string that contains only numbers. |
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26 Returns an empty string for empty values. |
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27 """ |
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28 v = super(JPPostalCodeField, self).clean(value) |
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29 return v.replace('-', '') |
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30 |
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31 class JPPrefectureSelect(Select): |
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32 """ |
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33 A Select widget that uses a list of Japanese prefectures as its choices. |
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34 """ |
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35 def __init__(self, attrs=None): |
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36 from jp_prefectures import JP_PREFECTURES |
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37 super(JPPrefectureSelect, self).__init__(attrs, choices=JP_PREFECTURES) |