added update operator for addToSet

This commit is contained in:
sib 2010-09-30 02:53:44 -03:00
parent 196606438c
commit 2c8f004103

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@ -662,7 +662,7 @@ class QuerySet(object):
"""Transform an update spec from Django-style format to Mongo format. """Transform an update spec from Django-style format to Mongo format.
""" """
operators = ['set', 'unset', 'inc', 'dec', 'push', 'push_all', 'pull', operators = ['set', 'unset', 'inc', 'dec', 'push', 'push_all', 'pull',
'pull_all'] 'pull_all', 'add_to_set']
mongo_update = {} mongo_update = {}
for key, value in update.items(): for key, value in update.items():
@ -680,7 +680,9 @@ class QuerySet(object):
op = 'inc' op = 'inc'
if value > 0: if value > 0:
value = -value value = -value
elif op == 'add_to_set':
op = op.replace('_to_set', 'ToSet')
if _doc_cls: if _doc_cls:
# Switch field names to proper names [set in Field(name='foo')] # Switch field names to proper names [set in Field(name='foo')]
fields = QuerySet._lookup_field(_doc_cls, parts) fields = QuerySet._lookup_field(_doc_cls, parts)
@ -688,7 +690,7 @@ class QuerySet(object):
# Convert value to proper value # Convert value to proper value
field = fields[-1] field = fields[-1]
if op in (None, 'set', 'unset', 'push', 'pull'): if op in (None, 'set', 'unset', 'push', 'pull', 'addToSet'):
value = field.prepare_query_value(op, value) value = field.prepare_query_value(op, value)
elif op in ('pushAll', 'pullAll'): elif op in ('pushAll', 'pullAll'):
value = [field.prepare_query_value(op, v) for v in value] value = [field.prepare_query_value(op, v) for v in value]