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Rewrote some for_ methods in PackageMixin class

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This commit is contained in:
Slava Bacherikov 2012-05-05 18:50:13 +03:00
parent b4162313f2
commit 3a56aa4391
1 changed files with 19 additions and 32 deletions
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51
euscanwww/djeuscan/managers.py
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@ -13,6 +13,22 @@ def gen_n_function(field_name):
return n_method
def gen_for_function(field):
def for_method(self, val, last_versions=False):
"""
Returns packages that belong to the given parametrs
"""
res = self.filter(**{field : val})
if last_versions:
select_related_last_versions(res)
return res
for_method.func_name = 'for_' + field
return for_method
N_LIST = ['n_packaged','n_overlay','n_versions']
ANNOTATE_DICT = { name: models.Sum(name) for name in N_LIST }
@ -80,38 +96,9 @@ class PackageMixin(object):
)
return packages.filter(version__overlay=overlay).distinct()
def for_maintainer(self, maintainer, last_versions=False):
"""
Returns packages that belong to the given maintainer
"""
res = self.filter(maintainers__id=maintainer.id)
if last_versions:
select_related_last_versions(res)
return res
def for_herd(self, herd, last_versions=False):
"""
Returns packages that belong to the given herd
"""
res = self.filter(herds__id=herd.id)
if last_versions:
select_related_last_versions(res)
return res
def for_category(self, category, last_versions=False):
"""
Returns packages that belong to the given category
"""
res = self.filter(category=category)
if last_versions:
select_related_last_versions(res)
return res
for_maintainer = gen_for_function('maintainers')
for_herd = gen_for_function('herds')
for_category = gen_for_function('category')
class PackageQuerySet(models.query.QuerySet, PackageMixin):