Source code for localflavor.jp.forms
"""JP-specific Form helpers."""
from django.forms.fields import RegexField, Select
from django.utils.translation import gettext_lazy as _
from .jp_prefectures import JP_PREFECTURE_CODES, JP_PREFECTURES
[docs]class JPPostalCodeField(RegexField):
"""
A form field that validates its input is a Japanese postcode.
Accepts 7 digits, with or without a hyphen.
"""
default_error_messages = {
'invalid': _('Enter a postal code in the format XXXXXXX or XXX-XXXX.'),
}
def __init__(self, **kwargs):
super().__init__(r'^\d{3}-\d{4}$|^\d{7}$', **kwargs)
[docs] def clean(self, value):
"""
Validates the input and returns a string that contains only numbers.
"""
value = super().clean(value)
if value in self.empty_values:
return value
return value.replace('-', '')
[docs]class JPPrefectureSelect(Select):
"""A Select widget that uses a list of Japanese prefectures as its choices."""
def __init__(self, attrs=None):
super().__init__(attrs, choices=JP_PREFECTURES)
[docs]class JPPrefectureCodeSelect(Select):
"""
A Select widget for Japanese prefecture codes.
It uses a list of Japanese prefectures as its choices and the prefectures code as the post value.
"""
def __init__(self, attrs=None):
super().__init__(attrs, choices=JP_PREFECTURE_CODES)