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magic-removal: Changed get_all_related_many_to_many_objects to use caching. Refs #1186. Thanks, Russ 

git-svn-id: http://code.djangoproject.com/svn/django/branches/magic-removal@1855 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Adrian Holovaty 2006-01-08 06:04:44 +00:00
parent b23b39342b
commit 2bc39d88e6
1 changed files with 12 additions and 8 deletions
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20
django/db/models/options.py
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@ -166,14 +166,18 @@ class Options:
return follow
def get_all_related_many_to_many_objects(self):
module_list = get_installed_model_modules()
rel_objs = []
for mod in module_list:
for klass in mod._MODELS:
for f in klass._meta.many_to_many:
if f.rel and self == f.rel.to._meta:
rel_objs.append(RelatedObject(self, klass, f))
return rel_objs
try: # Try the cache first.
return self._all_related_many_to_many_objects
except AttributeError:
module_list = get_installed_model_modules()
rel_objs = []
for mod in module_list:
for klass in mod._MODELS:
for f in klass._meta.many_to_many:
if f.rel and self == f.rel.to._meta:
rel_objs.append(RelatedObject(self, klass, f))
self._all_related_many_to_many_objects = rel_objs
return rel_objs
def get_ordered_objects(self):
"Returns a list of Options objects that are ordered with respect to this object."