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HibernateBooleanField

Author:
kivsiak
Posted:
January 15, 2010
Language:
Python
Version:
1.1
Tags:
model field hibername
Score:
2 (after 2 ratings)

Sometimes its necessary to map your django models to Java Hibernate created tables. Hibernate maps boolean field to bit(1) column instead of tinyint in django.

NOTE: tested for mysql backend only

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class HibernateBooleanField(models.BooleanField):
    
    __metaclass__ = models.SubfieldBase
    
    def get_internal_type(self):
        return "HibernateBooleanField"
        
    def db_type(self):
        return 'bit(1)'

    def to_python(self, value):
        if value in (True, False): return value
        if value in ('t', 'True', '1', '\x01'): return True  
        if value in ('f', 'False', '0', '\x00'): return False

    def get_db_prep_value(self, value):  
        return 0x01 if value else 0x00

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