def update_hits_value_cache(story_id):
"""
Update hits value of story cache
Parameter: story ID
"""
story = api.get_story_object(int(story_id))
cache.set('story:' + str(story_id) + ':hits', str(story.hits), timeout=CACHE_TTL)
return story.hits
def increase_hits_value_cache(story_id):
"""
+1 hits value of story cache and commit to DB periodically
Parameter: story ID
"""
hits = cache.get('story:' + str(story_id) + ':hits')
if hits == None:
hits = update_hits_value_cache(story_id)
hits = int(hits) + 1
cache.set('story:' + str(story_id) + ':hits', str(hits), timeout=CACHE_TTL)
if hits % HITS_TO_COMMIT == 0:
story = api.get_story_object(int(story_id))
story.hits += HITS_TO_COMMIT
story.save()
# Initialize cache
cache.set('story:' + str(story.id) + ':hits', '0', timeout=CACHE_TTL)
update_story_cache(story.id, 'hits', story.hits)
return None