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21 lines
567 B
21 lines
567 B
from django.contrib.auth.models import User |
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from cashonly.models import Account |
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class CashBackend(object): |
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def authenticate(self, card_number=None, pin=None): |
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if not card_number.isdigit(): |
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raise ValueError('card_number has to consist of digits only!') |
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if len(pin) > 0 and not pin.isdigit(): |
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raise ValueError('pin has to consist of digits only or \ |
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has to be empty!') |
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try: |
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account = Account.objects.get(card_number=card_number) |
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except Account.DoesNotExist: |
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return None |
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if account.check_pin(pin): |
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return account.user |
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return None
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