diff options
Diffstat (limited to 'packages/views')
| -rw-r--r-- | packages/views/display.py | 46 |
1 files changed, 41 insertions, 5 deletions
diff --git a/packages/views/display.py b/packages/views/display.py index dd57571a..5332dc13 100644 --- a/packages/views/display.py +++ b/packages/views/display.py @@ -1,18 +1,21 @@ +import datetime import json from string import Template from urllib import urlencode from django.http import HttpResponse, Http404 -from django.shortcuts import get_object_or_404, redirect +from django.shortcuts import get_object_or_404, redirect, render +from django.utils.timezone import now from django.views.generic.simple import direct_to_template from django.views.decorators.vary import vary_on_headers from main.models import Package, PackageFile, Arch, Repo from mirrors.utils import get_mirror_url_for_download +from ..models import Update from ..utils import get_group_info, PackageJSONEncoder -def split_package_details(request, name='', repo='', arch=''): +def split_package_details(request, name, repo, arch): arch = get_object_or_404(Arch, name=arch) arches = [ arch ] arches.extend(Arch.objects.filter(agnostic=True)) @@ -21,10 +24,10 @@ def split_package_details(request, name='', repo='', arch=''): repo__testing=repo.testing, repo__staging=repo.staging, arch__in=arches).order_by('pkgname') if len(pkgs) == 0: - raise Http404 + return None # we have packages, but ensure at least one is in the given repo if not any(True for pkg in pkgs if pkg.repo == repo): - raise Http404 + return None context = { 'list_title': 'Split Package Details', 'name': name, @@ -35,6 +38,30 @@ def split_package_details(request, name='', repo='', arch=''): context) +CUTOFF = datetime.timedelta(days=60) + + +def recently_removed_package(request, name, repo, arch, cutoff=CUTOFF): + '''We're just steps away from raising a 404, but check our packages update + table first to see if this package has existed in this repo before. If so, + we can show a 410 Gone page and point the requester in the right + direction.''' + arch = get_object_or_404(Arch, name=arch) + arches = [ arch ] + arches.extend(Arch.objects.filter(agnostic=True)) + match = Update.objects.select_related('arch', 'repo').filter( + pkgname=name, repo__name__iexact=repo, arch__in=arches) + if cutoff is not None: + when = now() - cutoff + match = match.filter(created__gte=when) + try: + match = match.latest() + return render(request, 'packages/removed.html', + {'update': match, }, status=410) + except Update.DoesNotExist: + return None + + def details(request, name='', repo='', arch=''): if all([name, repo, arch]): try: @@ -54,7 +81,16 @@ def details(request, name='', repo='', arch=''): repo__name__iexact=repo, arch__agnostic=True) if len(pkgs) == 1: return redirect(pkgs[0], permanent=True) - return split_package_details(request, name, repo, arch) + # do we have a split package matching this criteria? + ret = split_package_details(request, name, repo, arch) + if ret is None: + # maybe we have a recently-removed package? + ret = recently_removed_package(request, name, repo, arch) + if ret is not None: + return ret + else: + # we've tried everything at this point, nothing to see + raise Http404 else: pkg_data = [ ('arch', arch.lower()), |