Files
kasu/src/mahjong_ranking/middleware.py
Xeniac 321531c160 Anpassungen des Codes an Django 1.11 mit Python 3
Grapelli wurde entfernt, das neue Django Admin ist hübsch genug.
2017-05-10 10:15:39 +02:00

92 lines
3.4 KiB
Python

# -*- coding: utf-8 -*-
"""
Created on 23.05.2011
@author: christian
"""
from django.core.cache import cache
from mahjong_ranking import models
from . import logger, MIN_HANCHANS_FOR_LADDER
class DenormalizationUpdateMiddleware(object):
"""
This Class deferres the recalculation for the Otaku XP at the end of a
response.
"""
event_queue = set()
season_queue = set()
def process_response(self, request, response):
# We only do this in POST request, to speedup the responsetime.
if request.method == 'POST':
print('event_ranking_queue', cache.get('event_ranking_queue', set()))
print('kyu_dan_ranking_queue', cache.get('kyu_dan_ranking_queue', set()))
print('ladder_ranking_queue', cache.get('ladder_ranking_queue', set()))
queue = cache.get('event_ranking_queue', set())
if len(queue) > 0:
self.recalculate_event_rankings(queue)
cache.set('event_ranking_queue', set(), 360)
queue = cache.get('kyu_dan_ranking_queue', set())
if len(queue) > 0:
self.recalulate_kyu_dan_ranking(queue)
cache.set('kyu_dan_ranking_queue', set(), 360)
queue = cache.get('ladder_ranking_queue', set())
if len(queue) > 0:
self.recalculate_ladder_ranking(queue)
cache.set('ladder_ranking_queue', set(), 360)
for event_id in self.event_queue:
self.update_event_placements()
for season in self.season_queue:
self.update_season_placements()
return response
def recalculate_event_rankings(self, queue):
# recalculate tournament (event) rankings:
for event_id, user_id in queue:
ranking = models.EventRanking.objects.get_or_create(
event_id=event_id, user_id=user_id)[0]
ranking.recalculate()
self.event_queue.add(event_id)
return queue
def recalulate_kyu_dan_ranking(self, queue):
for user_id, hanchan_start in queue:
ranking = models.KyuDanRanking.objects.get_or_create(
user_id=user_id)[0]
ranking.recalculate(hanchan_start)
return queue
def recalculate_ladder_ranking(self, queue):
for season, user_id in queue:
ladder = models.SeasonRanking.objects.get_or_create(
user_id=user_id, season=season)[0]
ladder.recalculate()
self.season_queue.add(season)
def update_event_placements(self):
for event_id in self.event_queue:
eventranking_set = models.EventRanking.objects.filter(
event_id=event_id).order_by('avg_placement', '-avg_score')
placement = 1
for ranking in eventranking_set:
ranking.placement = placement
placement += 1
ranking.save(force_update=True)
def update_season_placements(self):
for season in self.season_queue:
logger.info(u'Recalculate placements for Season %d', season)
season_rankings = models.SeasonRanking.objects.filter(
season=season, hanchan_count__gt=MIN_HANCHANS_FOR_LADDER
).order_by('avg_placement', '-avg_score')
placement = 1
for ranking in season_rankings:
ranking.placement = placement
ranking.save(force_update=True)
placement += 1