From 4a9b6867a3a2786435316ab7deefa54257bb931d Mon Sep 17 00:00:00 2001 From: Dan McGee Date: Wed, 15 Jun 2011 15:50:14 -0500 Subject: Refactor common select_related into manager method For a Package object query, we almost always did .select_related('arch', 'repo). Refactor this into the manager as a 'normal()' method so we can avoid sprinkling the same logic everywhere. Signed-off-by: Dan McGee --- devel/views.py | 4 ++-- feeds.py | 2 +- main/models.py | 11 ++++++----- packages/utils.py | 2 +- packages/views.py | 15 +++++++-------- public/utils.py | 6 +++--- sitemaps.py | 3 +-- 7 files changed, 21 insertions(+), 22 deletions(-) diff --git a/devel/views.py b/devel/views.py index 2b8bd43e..1827f2ac 100644 --- a/devel/views.py +++ b/devel/views.py @@ -32,7 +32,7 @@ from string import ascii_letters, digits def index(request): '''the developer dashboard''' inner_q = PackageRelation.objects.filter(user=request.user).values('pkgbase') - flagged = Package.objects.select_related('arch', 'repo').filter( + flagged = Package.objects.normal().filter( flag_date__isnull=False, pkgbase__in=inner_q).order_by('pkgname') todopkgs = TodolistPkg.objects.select_related( @@ -135,7 +135,7 @@ def change_profile(request): @login_required def report(request, report, username=None): title = 'Developer Report' - packages = Package.objects.select_related('arch', 'repo') + packages = Package.objects.normal() names = attrs = user = None if report == 'old': diff --git a/feeds.py b/feeds.py index 269d0a38..74ae9ff9 100644 --- a/feeds.py +++ b/feeds.py @@ -51,7 +51,7 @@ class PackageFeed(Feed): def get_object(self, request, arch='', repo=''): obj = dict() - qs = Package.objects.select_related('arch', 'repo').order_by( + qs = Package.objects.normal().order_by( '-last_update') if arch != '': diff --git a/main/models.py b/main/models.py index eae55c8b..677647ac 100644 --- a/main/models.py +++ b/main/models.py @@ -74,8 +74,10 @@ class TodolistManager(models.Manager): class PackageManager(models.Manager): def flagged(self): - return self.get_query_set().filter(flag_date__isnull=False) + return self.filter(flag_date__isnull=False) + def normal(self): + return self.select_related('arch', 'repo') class Donor(models.Model): name = models.CharField(max_length=255, unique=True) @@ -255,8 +257,7 @@ class Package(models.Model): deps = [] # TODO: we can use list comprehension and an 'in' query to make this more effective for dep in self.packagedepend_set.order_by('optional', 'depname'): - pkgs = Package.objects.select_related('arch', 'repo').filter( - pkgname=dep.depname) + pkgs = Package.objects.normal().filter(pkgname=dep.depname) if not self.arch.agnostic: # make sure we match architectures if possible pkgs = pkgs.filter(arch__in=self.applicable_arches()) @@ -320,7 +321,7 @@ class Package(models.Model): if self.repo.testing: return None try: - return Package.objects.get(repo__testing=True, + return Package.objects.normal().get(repo__testing=True, pkgname=self.pkgname, arch=self.arch) except Package.DoesNotExist: return None @@ -328,7 +329,7 @@ class Package(models.Model): def elsewhere(self): '''attempt to locate this package anywhere else, regardless of architecture or repository. Excludes this package from the list.''' - return Package.objects.select_related('arch', 'repo').filter( + return Package.objects.normal().filter( pkgname=self.pkgname).exclude(id=self.id).order_by( 'arch__name', 'repo__name') diff --git a/packages/utils.py b/packages/utils.py index 29a3087f..af4675bb 100644 --- a/packages/utils.py +++ b/packages/utils.py @@ -108,7 +108,7 @@ SELECT p.id, q.id # column A will always have a value, column B might be NULL to_fetch.append(row[0]) # fetch all of the necessary packages - pkgs = Package.objects.select_related('arch', 'repo').in_bulk(to_fetch) + pkgs = Package.objects.normal().in_bulk(to_fetch) # now build a list of tuples containing differences differences = [] for row in results: diff --git a/packages/views.py b/packages/views.py index 44a1db96..5f559d6a 100644 --- a/packages/views.py +++ b/packages/views.py @@ -117,9 +117,8 @@ def details(request, name='', repo='', arch=''): arches = [ arch ] arches.extend(Arch.objects.filter(agnostic=True)) repo = get_object_or_404(Repo, name__iexact=repo) - pkgs = Package.objects.filter(pkgbase=name, - repo__testing=repo.testing, arch__in=arches) - pkgs = pkgs.select_related('arch', 'repo').order_by('pkgname') + pkgs = Package.objects.normal().filter(pkgbase=name, + repo__testing=repo.testing, arch__in=arches).order_by('pkgname') if len(pkgs) == 0: raise Http404 context = { @@ -156,8 +155,8 @@ def group_details(request, arch, name): arch = get_object_or_404(Arch, name=arch) arches = [ arch ] arches.extend(Arch.objects.filter(agnostic=True)) - pkgs = Package.objects.filter(groups__name=name, arch__in=arches) - pkgs = pkgs.select_related('arch', 'repo').order_by('pkgname') + pkgs = Package.objects.normal().filter( + groups__name=name, arch__in=arches).order_by('pkgname') if len(pkgs) == 0: raise Http404 context = { @@ -217,7 +216,7 @@ class PackageSearchForm(forms.Form): def search(request, page=None): limit = 50 - packages = Package.objects.select_related('arch', 'repo') + packages = Package.objects.normal() if request.GET: form = PackageSearchForm(data=request.GET) @@ -405,7 +404,7 @@ def flag(request, name, repo, arch): # already flagged. do nothing. return direct_to_template(request, 'packages/flagged.html', {'pkg': pkg}) # find all packages from (hopefully) the same PKGBUILD - pkgs = Package.objects.select_related('arch', 'repo').filter( + pkgs = Package.objects.normal().filter( pkgbase=pkg.pkgbase, flag_date__isnull=True, repo__testing=pkg.repo.testing).order_by( 'pkgname', 'repo__name', 'arch__name') @@ -460,7 +459,7 @@ def flag(request, name, repo, arch): def flag_confirmed(request, name, repo, arch): pkg = get_object_or_404(Package, pkgname=name, repo__name__iexact=repo, arch__name=arch) - pkgs = Package.objects.select_related('arch', 'repo').filter( + pkgs = Package.objects.normal().filter( pkgbase=pkg.pkgbase, flag_date=pkg.flag_date, repo__testing=pkg.repo.testing).order_by( 'pkgname', 'repo__name', 'arch__name') diff --git a/public/utils.py b/public/utils.py index fd29a845..0be3ebaa 100644 --- a/public/utils.py +++ b/public/utils.py @@ -1,6 +1,6 @@ from operator import attrgetter -from main.models import Arch, Package +from main.models import Arch, Package, Repo from main.utils import cache_function class RecentUpdate(object): @@ -57,8 +57,8 @@ def get_recent_updates(number=15): # grab a few extra so we can hopefully catch everything we need fetch = number * 6 for arch in Arch.objects.all(): - pkgs += list(Package.objects.select_related( - 'arch', 'repo').filter(arch=arch).order_by('-last_update')[:fetch]) + pkgs += list(Package.objects.normal().filter( + arch=arch).order_by('-last_update')[:fetch]) pkgs.sort(key=attrgetter('last_update')) updates = [] diff --git a/sitemaps.py b/sitemaps.py index e321fe85..1a3669ad 100644 --- a/sitemaps.py +++ b/sitemaps.py @@ -8,8 +8,7 @@ class PackagesSitemap(Sitemap): priority = "0.5" def items(self): - return Package.objects.select_related('arch', 'repo').all() - return Package.objects.all() + return Package.objects.normal() def lastmod(self, obj): return obj.last_update -- cgit v1.2.3-55-g3dc8