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Inherit index options.

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This commit is contained in:
Mircea Pasoi 2010-08-27 20:46:44 -07:00 committed by Harry Marr
parent 3e30d71263
commit f1aec68f23
1 changed files with 10 additions and 0 deletions
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10
mongoengine/base.py
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@ -230,12 +230,18 @@ class TopLevelDocumentMetaclass(DocumentMetaclass):
id_field = None id_field = None
base_indexes = [] base_indexes = []
base_meta = {}
# Subclassed documents inherit collection from superclass # Subclassed documents inherit collection from superclass
for base in bases: for base in bases:
if hasattr(base, '_meta') and 'collection' in base._meta: if hasattr(base, '_meta') and 'collection' in base._meta:
collection = base._meta['collection'] collection = base._meta['collection']
# Propagate index options.
for key in ('index_background', 'index_drop_dups', 'index_opts'):
if key in base._meta:
base_meta[key] = base._meta[key]
id_field = id_field or base._meta.get('id_field') id_field = id_field or base._meta.get('id_field')
base_indexes += base._meta.get('indexes', []) base_indexes += base._meta.get('indexes', [])
@ -246,7 +252,11 @@ class TopLevelDocumentMetaclass(DocumentMetaclass):
'ordering': [], # default ordering applied at runtime 'ordering': [], # default ordering applied at runtime
'indexes': [], # indexes to be ensured at runtime 'indexes': [], # indexes to be ensured at runtime
'id_field': id_field, 'id_field': id_field,
'index_background': False,
'index_drop_dups': False,
'index_opts': {},
} }
meta.update(base_meta)
# Apply document-defined meta options # Apply document-defined meta options
meta.update(attrs.get('meta', {})) meta.update(attrs.get('meta', {}))