Created
September 17, 2014 05:17
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Django Currency Field (put this in 'myutils' module)
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| from django.db import models | |
| from decimal import Decimal | |
| try: | |
| from south.modelsinspector import add_introspection_rules | |
| except ImportError: | |
| SOUTH = False | |
| else: | |
| SOUTH = True | |
| class CurrencyField(models.DecimalField): | |
| __metaclass__ = models.SubfieldBase | |
| def __init__(self, verbose_name=None, name=None, **kwargs): | |
| decimal_places = kwargs.pop('decimal_places', 2) | |
| max_digits = kwargs.pop('max_digits', 10) | |
| super(CurrencyField, self). __init__( | |
| verbose_name=verbose_name, name=name, max_digits=max_digits, | |
| decimal_places=decimal_places, **kwargs) | |
| def to_python(self, value): | |
| try: | |
| return super(CurrencyField, self).to_python(value).quantize(Decimal("0.01")) | |
| except AttributeError: | |
| return None | |
| if SOUTH: | |
| add_introspection_rules([ | |
| ( | |
| [CurrencyField], | |
| [], | |
| { | |
| "decimal_places": ["decimal_places", {"default": "2"}], | |
| "max_digits": ["max_digits", {"default": "10"}], | |
| }, | |
| ), | |
| ], ['^myutils\.models\.CurrencyField']) | |
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