def process_request(self, request):
try:
domain = request.META['HTTP_HOST']
site = cached(lambda: Site.objects.get(domain=domain),
''.join((settings.CACHE_PREFIX, 'dom:', domain)),
settings.CACHE_COUNT_TIMEOUT)
except (Site.DoesNotExist, KeyError):
# If Site ID picked in header, serve that, otherwise default
# to Desktop site.
site_header = request.META.get('SITE_ID')
if site_header in (settings.DESKTOP_SITE_ID,
settings.MOBILE_SITE_ID):
settings.SITE_ID = site_header
else:
settings.SITE_ID = settings.DESKTOP_SITE_ID
else:
settings.SITE_ID = site.id
# Detect UA and forward appropriately if this is a known mobile device.
if (settings.SITE_ID == settings.DESKTOP_SITE_ID and
request.path == '/' and
MOBILE_DEVICE_PATTERN.search(
request.META.get('HTTP_USER_AGENT', ''))):
mobile_site = Site.objects.get(id=settings.MOBILE_SITE_ID)
response = HttpResponsePermanentRedirect('%s://%s' % (
'https' if request.is_secure() else 'http', mobile_site.domain))
response['Vary'] = 'User-Agent'
return response
# Keep mobile site status in request object
request.mobile_site = (settings.SITE_ID == settings.MOBILE_SITE_ID)
request.default_app = request.mobile_site and MOBILE or FIREFOX
def category_slider(rand=False, limit=None):
def render():
t = env.get_template('browse/helpers/category_slider.html')
return jinja2.Markup(t.render(categories=_categories(rand, limit)))
return caching.cached(
render, 'category-slider-apps-%s-%s' % (rand, limit))
def addon_bayesian_rating(*addons, **kw):
def addon_aggregates():
return Addon.objects.valid().aggregate(rating=Avg('average_rating'),
reviews=Avg('total_ratings'))
log.info('[%s@%s] Updating bayesian ratings.' %
(len(addons), addon_bayesian_rating.rate_limit))
avg = caching.cached(addon_aggregates, 'task.bayes.avg', 60 * 60 * 60)
# Rating can be NULL in the DB, so don't update it if it's not there.
if avg['rating'] is None:
return
mc = avg['reviews'] * avg['rating']
for addon in Addon.objects.no_cache().filter(id__in=addons):
if addon.average_rating is None:
# Ignoring addons with no average rating.
continue
# Update the addon bayesian_rating atomically using F objects (unless
# it has no reviews, in which case directly set it to 0).
qs = Addon.objects.filter(id=addon.id)
if addon.total_ratings:
num = mc + F('total_ratings') * F('average_rating')
denom = avg['reviews'] + F('total_ratings')
qs.update(bayesian_rating=num / denom)
else:
qs.update(bayesian_rating=0)
def get_features(self):
filterset = self.get_lots()
key = '%s:%s' % (self.__class__.__name__, filterset.hashkey())
def _get_value():
return super(LotsGeoJSONPolygon, self).get_features()
return cached(_get_value, key, 60 * 15)
def addon_bayesian_rating(*addons, **kw):
def addon_aggregates():
return Addon.objects.valid().aggregate(rating=Avg('average_rating'),
reviews=Avg('total_reviews'))
log.info('[%s@%s] Updating bayesian ratings.' %
(len(addons), addon_bayesian_rating.rate_limit))
avg = caching.cached(addon_aggregates, 'task.bayes.avg', 60 * 60 * 60)
# Rating can be NULL in the DB, so don't update it if it's not there.
if avg['rating'] is None:
return
mc = avg['reviews'] * avg['rating']
for addon in Addon.objects.no_cache().filter(id__in=addons):
if addon.average_rating is None:
# Ignoring addons with no average rating.
continue
# Update the addon bayesian_rating atomically using F objects (unless
# it has no reviews, in which case directly set it to 0).
qs = Addon.objects.filter(id=addon.id)
if addon.total_reviews:
num = mc + F('total_reviews') * F('average_rating')
denom = avg['reviews'] + F('total_reviews')
qs.update(bayesian_rating=num / denom)
else:
qs.update(bayesian_rating=0)
def category_slider(rand=False, limit=None):
def render():
t = env.get_template('browse/helpers/category_slider.html')
return jinja2.Markup(t.render(categories=_categories(rand, limit)))
return render()
return caching.cached(render, 'category-slider-apps-%s-%s' % (rand, limit))
def addon_bayesian_rating(*addons, **kw):
log.info('[%s@%s] Updating bayesian ratings.' %
(len(addons), addon_bayesian_rating.rate_limit))
def qs():
return Webapp.objects.aggregate(rating=Avg('average_rating'),
reviews=Avg('total_reviews'))
avg = caching.cached(qs, 'task.bayes.avg', 60 * 60 * 60)
# Rating can be NULL in the DB, so don't update it if it's not there.
if avg['rating'] is None:
return
mc = avg['reviews'] * avg['rating']
for addon in Webapp.objects.no_cache().filter(id__in=addons):
if addon.average_rating is None:
# Ignoring addons with no average rating.
continue
q = Webapp.objects.filter(id=addon.id)
if addon.total_reviews:
num = mc + F('total_reviews') * F('average_rating')
denom = avg['reviews'] + F('total_reviews')
q.update(bayesian_rating=num / denom)
else:
q.update(bayesian_rating=0)
def docs(request):
"""Docs landing page."""
# Doc of the day
dotd = cached(_get_popular_item, 'kuma_docs_dotd', 24*60*60)
# Recent updates
entries = Entry.objects.filter(feed__shortname='mdc-latest')
active_docs = []
for entry in entries:
parsed = entry.parsed
if not parsed.title.lower().startswith('en/'):
continue
# L10n: "multiple" refers to more than one author.
authorname = (parsed.author if not parsed.author == '(multiple)' else
_('(multiple)'))
active_docs.append({
'title': parsed.title[3:].replace('_', ' '),
'link': parsed.link,
'author': authorname
})
if len(active_docs) == 5:
break
review_flag_docs = dict()
for tag, description in REVIEW_FLAG_TAGS:
review_flag_docs[tag] = (Document.objects
.filter_for_review(tag_name=tag)
.order_by('-current_revision__created')
.all()[:MAX_REVIEW_DOCS])
data = {'active_docs': active_docs,
'review_flag_docs': review_flag_docs,
'dotd': dotd}
return jingo.render(request, 'docs/docs.html', data)
def view(request, func):
"""
This isn't called directly by anything in urls.py. Since all the views in
this module are quite similar, each function marked by @section just
returns the queryset we should operate on. The rest of the structure is
the same.
"""
qs = func(request).exclude(type=amo.ADDON_PERSONA).distinct()
date_ = date.today()
form = CategoryForm(request)
if form.is_valid():
date_ = form.cleaned_data['date'] or date_
category = form.cleaned_data['category']
if category:
qs = qs.filter(categories__slug=category)
# These aggregate stats won't change until tomorrow, if ever.
tomorrow = date.today() + td(days=1)
cache_key = '%s%s' % (qs.query, date_)
f = lambda: attach_stats(request, qs, date_)
addons = cached(f, cache_key, time.mktime(tomorrow.timetuple()))
# Hard limit at 250. Pagination would be friendlier.
c = {'addons': addons[:250], 'section': func.__name__,
'form': form, 'sections': get_sections()}
return jingo.render(request, 'nick/featured.html', c)
def docs(request):
"""Docs landing page."""
# Doc of the day
dotd = cached(_get_popular_item, 'mdn_docs_dotd', 24*60*60)
# Recent updates
entries = Entry.objects.filter(feed__shortname='mdc-latest')
active_docs = []
for entry in entries:
parsed = entry.parsed
if not parsed.title.lower().startswith('en/'):
continue
# L10n: "multiple" refers to more than one author.
authorname = (parsed.author if not parsed.author == '(multiple)' else
_('(multiple)'))
active_docs.append({
'title': parsed.title[3:].replace('_', ' '),
'link': parsed.link,
'author': authorname
})
if len(active_docs) == 5:
break
data = {'active_docs': active_docs, 'dotd': dotd}
return jingo.render(request, 'docs/docs.html', data)
def get_features(self):
filterset = self.get_lots()
key = '%s:%s' % (self.__class__.__name__, filterset.hashkey())
def _get_value():
return super(LotsGeoJSONPolygon, self).get_features()
return cached(_get_value, key, 60 * 15)
def get_features(self):
filterset = self.get_lots()
key = '%s:%s' % (self.__class__.__name__, filterset.hashkey())
def _get_value():
features = super(LotsGeoJSONCentroid, self).get_features()
shuffle(features)
return features
return cached(_get_value, key, 60 * 15)
def check_firefox(context=None, ua=None):
"""
This will return a dictionary of two booleans of whether we're using
Firefox and if so whether the version of Firefox supports
`navigator.mozApps`.
"""
if context:
ua = context['request'].META.get('HTTP_USER_AGENT')
return caching.cached(lambda: _check_firefox(ua), 'check_firefox:%s' % ua)
def check_firefox(context=None, ua=None):
"""
This will return a dictionary of two booleans of whether we're using
Firefox and if so whether the version of Firefox supports
`navigator.mozApps`.
"""
if context:
ua = context['request'].META.get('HTTP_USER_AGENT')
return caching.cached(lambda: _check_firefox(ua), 'check_firefox:%s' % ua)
def get_features(self):
filterset = self.get_lots()
key = '%s:%s' % (self.__class__.__name__, filterset.hashkey())
def _get_value():
features = super(LotsGeoJSONCentroid, self).get_features()
shuffle(features)
return features
return cached(_get_value, key, 60 * 15)
def get_versions(order=('application', 'version_int')):
def f():
apps = amo.APP_USAGE
versions = dict((app.id, []) for app in apps)
qs = list(AppVersion.objects.order_by(*order)
.filter(application__in=versions)
.values_list('application', 'version'))
for app, version in qs:
versions[app].append(version)
return apps, versions
return caching.cached(f, 'getv' + ''.join(order))
def get_versions(order=('application', 'version_int')):
def f():
apps = amo.APP_USAGE
versions = dict((app.id, []) for app in apps)
qs = list(AppVersion.objects.order_by(*order)
.filter(application__in=versions)
.values_list('application', 'version'))
for app, version in qs:
versions[app].append(version)
return apps, versions
return caching.cached(f, 'getv' + ''.join(order))
def docs(request):
"""Docs landing page."""
# Accept ?next parameter for redirects from language selector.
if 'next' in request.GET:
next = request.GET['next']
# Only accept site-relative paths, not absolute URLs to anywhere.
if next.startswith('/'):
return HttpResponseRedirect(next)
# Doc of the day
dotd = cached(_get_popular_item, 'kuma_docs_dotd', 24 * 60 * 60)
# Recent updates
active_docs = []
if not settings.DEKIWIKI_ENDPOINT:
# This doesn't use the MindTouch API directly, but the mdc-latest feed
# fetched by feeder does use the feeds API. This data will be stale or
# unavailable when MindTouch is disabled, so use a False value here as
# a signal to skip it. See also, bug 759368
pass
else:
entries = Entry.objects.filter(feed__shortname='mdc-latest')
for entry in entries:
parsed = entry.parsed
if not parsed.title.lower().startswith('en/'):
continue
# L10n: "multiple" refers to more than one author.
authorname = (parsed.author if not parsed.author == '(multiple)'
else _('(multiple)'))
active_docs.append({
'title': parsed.title[3:].replace('_', ' '),
'link': parsed.link,
'author': authorname
})
if len(active_docs) == 5:
break
review_flag_docs = dict()
for tag, description in REVIEW_FLAG_TAGS:
review_flag_docs[tag] = (Document.objects.filter_for_review(
tag_name=tag).order_by('-current_revision__created').all()
[:MAX_REVIEW_DOCS])
data = {
'active_docs': active_docs,
'review_flag_docs': review_flag_docs,
'dotd': dotd
}
return jingo.render(request, 'docs/docs.html', data)
def docs(request):
"""Docs landing page."""
# Accept ?next parameter for redirects from language selector.
if 'next' in request.GET:
next = request.GET['next']
# Only accept site-relative paths, not absolute URLs to anywhere.
if next.startswith('/'):
return HttpResponseRedirect(next)
# Doc of the day
dotd = cached(_get_popular_item, 'kuma_docs_dotd', 24*60*60)
# Recent updates
active_docs = []
if not settings.DEKIWIKI_ENDPOINT:
# This doesn't use the MindTouch API directly, but the mdc-latest feed
# fetched by feeder does use the feeds API. This data will be stale or
# unavailable when MindTouch is disabled, so use a False value here as
# a signal to skip it. See also, bug 759368
pass
else:
entries = Entry.objects.filter(feed__shortname='mdc-latest')
for entry in entries:
parsed = entry.parsed
if not parsed.title.lower().startswith('en/'):
continue
# L10n: "multiple" refers to more than one author.
authorname = (parsed.author if not parsed.author == '(multiple)' else
_('(multiple)'))
active_docs.append({
'title': parsed.title[3:].replace('_', ' '),
'link': parsed.link,
'author': authorname
})
if len(active_docs) == 5:
break
review_flag_docs = dict()
for tag, description in REVIEW_FLAG_TAGS:
review_flag_docs[tag] = (Document.objects
.filter_for_review(tag_name=tag)
.order_by('-current_revision__created')
.all()[:MAX_REVIEW_DOCS])
data = {'active_docs': active_docs,
'review_flag_docs': review_flag_docs,
'dotd': dotd}
return jingo.render(request, 'docs/docs.html', data)
def addon_bayesian_rating(*addons, **kw):
log.info('[%s@%s] Updating bayesian ratings.' %
(len(addons), addon_bayesian_rating.rate_limit))
f = lambda: Addon.objects.aggregate(rating=Avg('average_rating'),
reviews=Avg('total_reviews'))
avg = caching.cached(f, 'task.bayes.avg', 60 * 60 * 60)
mc = avg['reviews'] * avg['rating']
for addon in Addon.uncached.filter(id__in=addons):
q = Addon.objects.filter(id=addon.id)
if addon.total_reviews:
num = mc + F('total_reviews') * F('average_rating')
denom = avg['reviews'] + F('total_reviews')
q.update(bayesian_rating=num / denom)
else:
q.update(bayesian_rating=0)
def process_request(self, request):
domain = request.META['HTTP_HOST']
try:
site = cached(lambda: Site.objects.get(domain=domain),
''.join((settings.CACHE_PREFIX, 'dom:', domain)),
settings.CACHE_COUNT_TIMEOUT)
except (Site.DoesNotExist, KeyError):
# Serve Desktop site.
settings.SITE_ID = settings.DESKTOP_SITE_ID
else:
settings.SITE_ID = site.id
# Keep mobile site status in request object
request.mobile_site = (settings.SITE_ID == settings.MOBILE_SITE_ID)
request.default_app = request.mobile_site and MOBILE or FIREFOX
def addon_bayesian_rating(*addons, **kw):
log.info('[%s@%s] Updating bayesian ratings.' %
(len(addons), addon_bayesian_rating.rate_limit))
f = lambda: Addon.objects.aggregate(rating=Avg('average_rating'),
reviews=Avg('total_reviews'))
avg = caching.cached(f, 'task.bayes.avg', 60 * 60 * 60)
mc = avg['reviews'] * avg['rating']
for addon in Addon.uncached.filter(id__in=addons):
q = Addon.objects.filter(id=addon.id)
if addon.total_reviews:
num = mc + F('total_reviews') * F('average_rating')
denom = avg['reviews'] + F('total_reviews')
q.update(bayesian_rating=num / denom)
else:
q.update(bayesian_rating=0)
def docs(request):
"""Docs landing page."""
# Accept ?next parameter for redirects from language selector.
if 'next' in request.GET:
next = request.GET['next']
# Only accept site-relative paths, not absolute URLs to anywhere.
if next.startswith('/'):
return HttpResponseRedirect(next)
# Doc of the day
dotd = cached(_get_popular_item, 'kuma_docs_dotd', 24 * 60 * 60)
# Recent updates
active_docs = []
entries = Entry.objects.filter(feed__shortname='mdc-latest')
for entry in entries:
parsed = entry.parsed
if not parsed.title.lower().startswith('en/'):
continue
# L10n: "multiple" refers to more than one author.
authorname = (parsed.author if not parsed.author == '(multiple)' else
_('(multiple)'))
active_docs.append({
'title': parsed.title[3:].replace('_', ' '),
'link': parsed.link,
'author': authorname
})
if len(active_docs) == 5:
break
review_flag_docs = dict()
for tag, description in REVIEW_FLAG_TAGS:
review_flag_docs[tag] = (Document.objects.filter_for_review(
tag_name=tag).order_by('-current_revision__created').all()
[:MAX_REVIEW_DOCS])
data = {
'active_docs': active_docs,
'review_flag_docs': review_flag_docs,
'dotd': dotd
}
return render(request, 'docs/docs.html', data)
def docs(request):
"""Docs landing page."""
# Accept ?next parameter for redirects from language selector.
if 'next' in request.GET:
next = request.GET['next']
# Only accept site-relative paths, not absolute URLs to anywhere.
if next.startswith('/'):
return HttpResponseRedirect(next)
# Doc of the day
dotd = cached(_get_popular_item, 'kuma_docs_dotd', 24*60*60)
# Recent updates
active_docs = []
entries = Entry.objects.filter(feed__shortname='mdc-latest')
for entry in entries:
parsed = entry.parsed
if not parsed.title.lower().startswith('en/'):
continue
# L10n: "multiple" refers to more than one author.
authorname = (parsed.author if not parsed.author == '(multiple)' else
_('(multiple)'))
active_docs.append({
'title': parsed.title[3:].replace('_', ' '),
'link': parsed.link,
'author': authorname
})
if len(active_docs) == 5:
break
review_flag_docs = dict()
for tag, description in REVIEW_FLAG_TAGS:
review_flag_docs[tag] = (Document.objects
.filter_for_review(tag_name=tag)
.order_by('-current_revision__created')
.all()[:MAX_REVIEW_DOCS])
data = {'active_docs': active_docs,
'review_flag_docs': review_flag_docs,
'dotd': dotd}
return render(request, 'docs/docs.html', data)
def process_request(self, request):
try:
domain = request.META['HTTP_HOST']
site = cached(lambda: Site.objects.get(domain=domain),
''.join((settings.CACHE_PREFIX, 'dom:', domain)),
settings.CACHE_COUNT_TIMEOUT)
except (Site.DoesNotExist, KeyError):
# If Site ID picked in header, serve that, otherwise default
# to Desktop site.
site_header = request.META.get('SITE_ID')
if site_header in (settings.DESKTOP_SITE_ID,
settings.MOBILE_SITE_ID):
settings.SITE_ID = site_header
else:
settings.SITE_ID = settings.DESKTOP_SITE_ID
else:
settings.SITE_ID = site.id
# Keep mobile site status in request object
request.mobile_site = (settings.SITE_ID == settings.MOBILE_SITE_ID)
request.default_prod = request.mobile_site and MOBILE or FIREFOX
def process_request(self, request):
try:
domain = request.META['HTTP_HOST']
site = cached(lambda: Site.objects.get(domain=domain), ''.join(
(settings.CACHE_PREFIX, 'dom:', domain)),
settings.CACHE_COUNT_TIMEOUT)
except (Site.DoesNotExist, KeyError):
# If Site ID picked in header, serve that, otherwise default
# to Desktop site.
site_header = request.META.get('SITE_ID')
if site_header in (settings.DESKTOP_SITE_ID,
settings.MOBILE_SITE_ID):
settings.SITE_ID = site_header
else:
settings.SITE_ID = settings.DESKTOP_SITE_ID
else:
settings.SITE_ID = site.id
# Keep mobile site status in request object
request.mobile_site = (settings.SITE_ID == settings.MOBILE_SITE_ID)
request.default_prod = request.mobile_site and MOBILE or FIREFOX
def addon_bayesian_rating(*addons, **kw):
def addon_aggregates():
return Addon.objects.aggregate(rating=Avg("average_rating"), reviews=Avg("total_reviews"))
log.info("[%s@%s] Updating bayesian ratings." % (len(addons), addon_bayesian_rating.rate_limit))
avg = caching.cached(addon_aggregates, "task.bayes.avg", 60 * 60 * 60)
# Rating can be NULL in the DB, so don't update it if it's not there.
if avg["rating"] is None:
return
mc = avg["reviews"] * avg["rating"]
for addon in Addon.objects.no_cache().filter(id__in=addons):
if addon.average_rating is None:
# Ignoring addons with no average rating.
continue
q = Addon.objects.filter(id=addon.id)
if addon.total_reviews:
num = mc + F("total_reviews") * F("average_rating")
denom = avg["reviews"] + F("total_reviews")
q.update(bayesian_rating=num / denom)
else:
q.update(bayesian_rating=0)
def addon_bayesian_rating(*addons, **kw):
log.info('[%s@%s] Updating bayesian ratings.' %
(len(addons), addon_bayesian_rating.rate_limit))
f = lambda: Addon.objects.aggregate(rating=Avg('average_rating'),
reviews=Avg('total_reviews'))
avg = caching.cached(f, 'task.bayes.avg', 60 * 60 * 60)
# Rating can be NULL in the DB, so don't update it if it's not there.
if avg['rating'] is None:
return
mc = avg['reviews'] * avg['rating']
for addon in Addon.objects.no_cache().filter(id__in=addons):
if addon.average_rating is None:
# Ignoring addons with no average rating.
continue
q = Addon.objects.filter(id=addon.id)
if addon.total_reviews:
num = mc + F('total_reviews') * F('average_rating')
denom = avg['reviews'] + F('total_reviews')
q.update(bayesian_rating=num / denom)
else:
q.update(bayesian_rating=0)
def side_nav(context, addon_type, category=None):
app = context['request'].APP.id
cat = str(category.id) if category else 'all'
return caching.cached(lambda: _side_nav(context, addon_type, category),
'side-nav-%s-%s-%s' % (app, addon_type, cat))
def site_nav(context):
app = context['request'].APP.id
return caching.cached(lambda: _site_nav(context), 'site-nav-%s' % app)
def side_nav(context, addon_type, category=None):
app = context['request'].APP.id
cat = str(category.id) if category else 'all'
return caching.cached(lambda: _side_nav(context, addon_type, category),
'side-nav-%s-%s-%s' % (app, addon_type, cat))
def category_slider(rand=False, limit=None):
return _categories(rand, limit)
return caching.cached(lambda: _categories(rand),
'category-slider-apps-%s-%s' % (rand, limit))
def side_nav(context, addon_type):
app = context['request'].APP.id
return caching.cached(lambda: _side_nav(context, addon_type),
'side-nav-%s' % app)
def _category_personas(qs, limit):
def f():
return randslice(qs, limit=limit)
key = 'cat-personas:' + qs.query_key()
return caching.cached(f, key)
def category_slider(rand=False, limit=None):
# TODO: Remove this eventually.
return _categories(rand, limit)
return caching.cached(lambda: _categories(rand),
'category-slider-apps-%s-%s' % (rand, limit))
def apps_site_nav(context):
return caching.cached(lambda: _apps_site_nav(context), 'site-nav-apps')
def side_nav(context, addon_type, category=None):
app = context["request"].APP.id
cat = str(category.id) if category else "all"
return caching.cached(
lambda: _side_nav(context, addon_type, category), "side-nav-%s-%s-%s" % (app, addon_type, cat)
)
def site_nav(context):
app = context["request"].APP.id
return caching.cached(lambda: _site_nav(context), "site-nav-%s" % app)
def side_nav(context, addon_type, category=None, impala=False):
app = context['request'].APP.id
imp = 'impala' if impala else 'old'
cat = str(category.id) if category else 'all'
return caching.cached(lambda: _side_nav(context, addon_type, category, impala),
'side-nav-%s-%s-%s-%s' % (app, addon_type, cat, impala))
def check_firefox(ua):
return caching.cached(lambda: _check_firefox(ua), 'check_firefox:%s' % ua)
def category_slider(rand=False, limit=None):
# TODO: Remove this eventually.
return _categories(rand, limit)
return caching.cached(lambda: _categories(rand),
'category-slider-apps-%s-%s' % (rand, limit))
def site_nav(context):
app = context['request'].APP.id
return caching.cached(lambda: _site_nav(context), 'site-nav-%s' % app)
def category_slider_themes():
return caching.cached(lambda: _categories_themes(),
'category-slider-themes')
def category_slider_themes():
return caching.cached(lambda: _categories_themes(), "category-slider-themes")
def check_firefox(ua):
return caching.cached(lambda: _check_firefox(ua), 'check_firefox:%s' % ua)
def site_nav(context):
return caching.cached(lambda: _site_nav(context), 'site-nav')
def _category_personas(qs, limit):
f = lambda: randslice(qs, limit=limit)
key = 'cat-personas:' + qs.query_key()
return caching.cached(f, key)
def category_slider():
return caching.cached(lambda: _categories(), 'category-slider-apps')
def category_slider_themes():
return caching.cached(_categories_themes, 'category-slider-themes')