def _clear_caches(self, template_context):
""" Clear our caches from both the request object and memcache. """
request = template_context['request']
try:
del request._content_cache_dict
except AttributeError:
pass
cache.delete(content_dict_cache_key())
def _clear_caches(self, template_context):
""" Clear our caches from both the request object and memcache. """
request = template_context['request']
try:
del request._content_cache_dict
except AttributeError:
pass
cache.delete(content_dict_cache_key())
def _get_content_dict(self, template_context):
""" An efficient way for us to fetch content data without hitting the DB
multiple times on the same request. Tries to get the content by:
1. getting it from a temporary cache on the request object, 2. getting
it from memcache, 3. getting it from the database.
Returns a dict of dicts.
"""
request = template_context['request']
#The first time we fetch the content on a given request we store it on the request object
try:
return request._content_cache_dict
except AttributeError:
pass
cache_key = content_dict_cache_key()
content_dict = cache.get(cache_key)
if content_dict is None:
content_objects = ContentItem.objects.all()
content_dict = {obj.key: obj.content_dict for obj in content_objects}
cache.set(cache_key, content_dict, get_cache_timeout())
request._content_cache_dict = content_dict
return content_dict
def _get_content_dict(self, template_context):
""" An efficient way for us to fetch content data without hitting the DB
multiple times on the same request. Tries to get the content by:
1. getting it from a temporary cache on the request object, 2. getting
it from memcache, 3. getting it from the database.
Returns a dict of dicts.
"""
request = template_context['request']
#The first time we fetch the content on a given request we store it on the request object
try:
return request._content_cache_dict
except AttributeError:
pass
cache_key = content_dict_cache_key()
content_dict = cache.get(cache_key)
if content_dict is None:
content_objects = ContentItem.objects.all()
content_dict = {
obj.key: obj.content_dict
for obj in content_objects
}
cache.set(cache_key, content_dict, get_cache_timeout())
request._content_cache_dict = content_dict
return content_dict
