sankalp
37cd71f896
Clarify that None means “no opinion” versus False, and adjust fallback logic to use the project default when a field lacks the ne attribute.
54 lines
1.9 KiB
Python
54 lines
1.9 KiB
Python
from datetime import date as python_date
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from django import forms
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from django.utils.translation import gettext_lazy as _
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from nepali.datetime import nepalidate
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from nepali.exceptions import FormatNotMatchException
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from django_nepkit.utils import BS_DATE_FORMAT, try_parse_nepali_date
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from django_nepkit.validators import validate_nepali_phone_number
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from django_nepkit.widgets import NepaliDatePickerWidget
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# Anything ``try_parse_nepali_date`` (or ``str(value)`` coercion) might
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# raise that we want to translate into a user-friendly ``ValidationError``.
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_PARSE_ERRORS = (ValueError, TypeError, FormatNotMatchException)
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class NepaliDateFormField(forms.DateField):
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"""A form field for entering Nepali dates."""
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widget = NepaliDatePickerWidget
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def __init__(self, *args, **kwargs):
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kwargs.pop("max_length", None)
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# Clean up arguments not needed for base Field
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kwargs.pop("empty_value", None)
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super().__init__(*args, **kwargs)
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def to_python(self, value):
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if value in self.empty_values:
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return None
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if isinstance(value, nepalidate):
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return value
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if isinstance(value, python_date):
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return nepalidate.from_date(value)
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try:
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parsed = try_parse_nepali_date(str(value))
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if parsed is not None:
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return parsed
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raise ValueError("Invalid BS date format")
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except _PARSE_ERRORS:
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raise forms.ValidationError(
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_("Enter a valid Nepali date in %(format)s format.")
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% {"format": BS_DATE_FORMAT},
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code="invalid",
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)
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class NepaliPhoneNumberFormField(forms.CharField):
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"""A form field for entering Nepali phone numbers."""
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def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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self.validators.append(validate_nepali_phone_number)
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