10 lines
527 B
Python
10 lines
527 B
Python
def is_referenced_by_foreign_key(state, model_name_lower, field, field_name):
|
|
for state_app_label, state_model in state.models:
|
|
for _, f in state.models[state_app_label, state_model].fields:
|
|
if (f.related_model and
|
|
'%s.%s' % (state_app_label, model_name_lower) == f.related_model.lower() and
|
|
hasattr(f, 'to_fields')):
|
|
if (f.to_fields[0] is None and field.primary_key) or field_name in f.to_fields:
|
|
return True
|
|
return False
|