19 lines
650 B
Python
19 lines
650 B
Python
from django.db.models.fields.related import ForeignKey
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class SortableForeignKey(ForeignKey):
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"""
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Field simply acts as a flag to determine the class to sort by.
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This field replaces previous functionality where `sortable_by` was definied as a model property
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that specified another model class.
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"""
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def south_field_triple(self):
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try:
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from south.modelsinspector import introspector
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cls_name = '{0}.{1}'.format(self.__class__.__module__, self.__class__.__name__)
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args, kwargs = introspector(self)
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return cls_name, args, kwargs
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except ImportError:
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pass
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