def get_all_questions():
"""
Retrieve all question from DB and save to HashMap
note: this will take a while to load but the web call response will be between 1-5 millisec.
"""
questions = ObjectMemoryCache.get_key(Question)
if questions is None:
questions = Question.objects
''' set in cache '''
memo = ObjectMemoryCache(Question, "qid")
memo.queryset(questions)
memo.load(serialize=True, serializer_class=QuestionResponse)
''' get key '''
questions = ObjectMemoryCache.get_key(Question)
return questions
def get(self, request, limit=20):
token = TokenMiddleware.get_token(request)
if token is None:
raise NotAuthenticated("Token invalid or expired!")
uid = str(token.get(PARAMETER_UID))
leader_table = ObjectMemoryCache.get_key(Leaderboard)
if leader_table:
leader_table = leader_table.values()
else:
''' retrieve X leaders from leaderboard table '''
leader_table = Leaderboard.objects[:limit]
if len(leader_table) == 0:
return []
memo = ObjectMemoryCache(Leaderboard, PARAMETER_ID)
memo.queryset(leader_table)
memo.load(serialize=True, serializer_class=Leader)
leader_table = memo.get_key(Leaderboard)
return Response(leader_table)
def get(self, request):
categories = ObjectMemoryCache.get_key(Category)
if categories:
categories = categories.values()
else:
''' extract all categories with status 'active' true '''
categories = Category.objects(active=True)
if len(categories) == 0:
return Response([])
''' put categories in memory '''
memo = ObjectMemoryCache(Category, PARAMETER_CATEGORY_ID)
memo.queryset(categories)
loaded, categories = memo.load(serialize=True, serializer_class=CategoryResponse)
if not loaded:
raise APIException(detail="Unable to load categories")
return Response(categories)