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15 lines
378 B
Python
15 lines
378 B
Python
from django.db import models
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class NullableCharField(models.CharField):
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description = "Stores empty values as NULL rather than ''"
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#__metaclass__ = models.SubfieldBase
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def to_python(self, value):
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if isinstance(value, models.CharField):
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return value
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return value or ''
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def get_prep_value(self, value):
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return value or None
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