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add heavy caching to mapdata api

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This commit is contained in:
Laura Klünder 2016-12-07 16:11:33 +01:00
parent 23da7e3605
commit 00193f7e11
22 changed files with 259 additions and 138 deletions
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17
src/c3nav/mapdata/permissions.py
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@ -3,16 +3,23 @@ from django.utils.translation import ugettext_lazy as _
from rest_framework.exceptions import PermissionDenied
from rest_framework.permissions import BasePermission
from c3nav.mapdata.models import Package, Source
from c3nav.mapdata.models import Source
from c3nav.mapdata.utils.cache import get_packages_cached
def get_unlocked_packages_names(request):
def get_unlocked_packages_names(request, packages_cached=None):
if packages_cached is None:
packages_cached = get_packages_cached()
if settings.DIRECT_EDITING:
return packages_cached.keys()
return set(settings.PUBLIC_PACKAGES) | set(request.session.get('unlocked_packages', ()))
def get_unlocked_packages(request):
names = get_unlocked_packages_names(request)
return tuple(Package.objects.filter(name__in=names))
def get_unlocked_packages(request, packages_cached=None):
if packages_cached is None:
packages_cached = get_packages_cached()
names = get_unlocked_packages_names(request, packages_cached=packages_cached)
return tuple(packages_cached[name] for name in names if name in packages_cached)
def can_access_package(request, package):