def get_flapage_from_cache(url):
"""
Try get flatpage from cache entry with all flatpages by url.
If not found, create cache and return flatpage from db.
This probably avoid some hits on DB.
"""
site_id = settings.SITE_ID
cache_key = make_flatpages_cache_key()
flatpages = cache.get(cache_key)
if flatpages and url in flatpages:
return flatpages[url]
# flatpages cache not exist or flatpage not found.
# 1. get all flatpages.
flatpages = dict([(f.url, f) for f in FlatPage.objects.filter(
sites__id__exact=site_id).order_by('url')])
# 2. if url not in flatpages, raise Http404
if url not in flatpages:
raise Http404
# 3. if url in flatpages, recreate cache and return flatpage
cache.delete(cache_key)
cache.add(cache_key, flatpages)
return flatpages[url]
def get_flapage_from_cache(url):
"""
Try get flatpage from cache entry with all flatpages by url.
If not found, create cache and return flatpage from db.
This probably avoid some hits on DB.
"""
site_id = settings.SITE_ID
cache_key = make_flatpages_cache_key()
flatpages = cache.get(cache_key)
if flatpages and url in flatpages:
return flatpages[url]
# flatpages cache not exist or flatpage not found.
# 1. get all flatpages.
flatpages = dict([(f.url, f) for f in
FlatPage.objects.filter(sites__id__exact=site_id).order_by('url')])
# 2. if url not in flatpages, raise Http404
if url not in flatpages:
raise Http404
# 3. if url in flatpages, recreate cache and return flatpage
cache.delete(cache_key)
cache.add(cache_key, flatpages)
return flatpages[url]
def clean_flatpages_cache(sender, **kw):
"""
Invalidate flatpages cache, because some flatpage was saved!
"""
cache.delete(make_flatpages_cache_key())
def clean_flatpages_cache(sender, **kw):
"""
Invalidate flatpages cache, because some flatpage was saved!
"""
cache.delete(make_flatpages_cache_key())