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added elemMatch support

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Wilson Júnior
2011-11-28 14:45:57 -02:00
parent d00859ecfd
commit d9005ac2fc
2 changed files with 34 additions and 3 deletions
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14
mongoengine/queryset.py
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@@ -640,6 +640,7 @@ class QuerySet(object):
match_operators = ['contains', 'icontains', 'startswith',
'istartswith', 'endswith', 'iendswith',
'exact', 'iexact']
custom_operators = ['match']
mongo_query = {}
for key, value in query.items():
@@ -652,7 +653,7 @@ class QuerySet(object):
parts = [part for part in parts if not part.isdigit()]
# Check for an operator and transform to mongo-style if there is
op = None
if parts[-1] in operators + match_operators + geo_operators:
if parts[-1] in operators + match_operators + geo_operators + custom_operators:
op = parts.pop()
negate = False
@@ -685,7 +686,7 @@ class QuerySet(object):
if isinstance(field, basestring):
if op in match_operators and isinstance(value, basestring):
from mongoengine import StringField
value = StringField().prepare_query_value(op, value)
value = StringField.prepare_query_value(op, value)
else:
value = field
else:
@@ -693,7 +694,8 @@ class QuerySet(object):
elif op in ('in', 'nin', 'all', 'near'):
# 'in', 'nin' and 'all' require a list of values
value = [field.prepare_query_value(op, v) for v in value]
# if op and op not in match_operators:
if op:
if op in geo_operators:
@@ -712,6 +714,12 @@ class QuerySet(object):
else:
raise NotImplementedError("Geo method '%s' has not "
"been implemented" % op)
elif op in custom_operators:
if op == 'match':
value = {"$elemMatch": value}
else:
NotImplementedError("Custom method '%s' has not "
"been implemented" % op)
elif op not in match_operators:
value = {'$' + op: value}