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fix side effect from queryset's no_dereference #1677

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Bastien Gérard
2018-09-16 21:27:09 +02:00
parent dd0fdcfdd4
commit f83ae5789b
4 changed files with 83 additions and 16 deletions
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2
mongoengine/base/document.py
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@@ -700,7 +700,7 @@ class BaseDocument(object):
fields = cls._fields
if not _auto_dereference:
fields = copy.copy(fields)
fields = copy.deepcopy(fields)
for field_name, field in fields.iteritems():
field._auto_dereference = _auto_dereference

8
mongoengine/base/fields.py
View File

@@ -266,13 +266,15 @@ class ComplexBaseField(BaseField):
ReferenceField = _import_class('ReferenceField')
GenericReferenceField = _import_class('GenericReferenceField')
EmbeddedDocumentListField = _import_class('EmbeddedDocumentListField')
dereference = (self._auto_dereference and
auto_dereference = instance._fields[self.name]._auto_dereference
dereference = (auto_dereference and
(self.field is None or isinstance(self.field,
(GenericReferenceField, ReferenceField))))
_dereference = _import_class('DeReference')()
self._auto_dereference = instance._fields[self.name]._auto_dereference
if instance._initialised and dereference and instance._data.get(self.name):
instance._data[self.name] = _dereference(
instance._data.get(self.name), max_depth=1, instance=instance,
@@ -293,7 +295,7 @@ class ComplexBaseField(BaseField):
value = BaseDict(value, instance, self.name)
instance._data[self.name] = value
if (self._auto_dereference and instance._initialised and
if (auto_dereference and instance._initialised and
isinstance(value, (BaseList, BaseDict)) and
not value._dereferenced):
value = _dereference(