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guard against potentially destructive updates with no update parameters

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This commit is contained in:
Leo Honkanen 2011-07-12 16:10:47 +03:00
parent cace665858
commit 7f0d3638ba
1 changed files with 6 additions and 0 deletions
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6
mongoengine/queryset.py
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@ -1268,6 +1268,9 @@ class QuerySet(object):
.. versionadded:: 0.2 .. versionadded:: 0.2
""" """
if not update:
raise OperationError("No update parameters, would remove data")
if pymongo.version < '1.1.1': if pymongo.version < '1.1.1':
raise OperationError('update() method requires PyMongo 1.1.1+') raise OperationError('update() method requires PyMongo 1.1.1+')
@ -1298,6 +1301,9 @@ class QuerySet(object):
.. versionadded:: 0.2 .. versionadded:: 0.2
""" """
if not update:
raise OperationError("No update parameters, would remove data")
if not write_options: if not write_options:
write_options = {} write_options = {}
update = QuerySet._transform_update(self._document, **update) update = QuerySet._transform_update(self._document, **update)