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Fix side effect of no_dereference on GenericReferenceField

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Bastien Gérard
2018-09-25 22:56:57 +02:00
parent 1887f5b7e7
commit 45c2151d0f
2 changed files with 13 additions and 5 deletions
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8
mongoengine/fields.py
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@@ -1266,10 +1266,10 @@ class CachedReferenceField(BaseField):
# Get value from document instance if available
value = instance._data.get(self.name)
self._auto_dereference = instance._fields[self.name]._auto_dereference
auto_dereference = instance._fields[self.name]._auto_dereference
# Dereference DBRefs
if self._auto_dereference and isinstance(value, DBRef):
if auto_dereference and isinstance(value, DBRef):
dereferenced = self.document_type._get_db().dereference(value)
if dereferenced is None:
raise DoesNotExist('Trying to dereference unknown document %s' % value)
@@ -1402,8 +1402,8 @@ class GenericReferenceField(BaseField):
value = instance._data.get(self.name)
self._auto_dereference = instance._fields[self.name]._auto_dereference
if self._auto_dereference and isinstance(value, (dict, SON)):
auto_dereference = instance._fields[self.name]._auto_dereference
if auto_dereference and isinstance(value, (dict, SON)):
dereferenced = self.dereference(value)
if dereferenced is None:
raise DoesNotExist('Trying to dereference unknown document %s' % value)