def _update_ratings():
calc = RatingCalculator()
START_RATING = cur_config().rating_start
players = {}
match_ids = list(set(PlayerResult.objects.filter(rating=None).values_list('match_id', flat=True)))
for match in Match.objects.filter(id__in=match_ids).order_by('date', 'id'):
player_positions = match.get_positions()
rating_results = []
for p in player_positions:
# Fetch the current rating value
#if not players.get(p['id'], False):
rated_results = PlayerResult.objects.filter(player=p['id']).exclude(rating=None).order_by('-match__date', '-match__id')
if not rated_results.exists():
rating = START_RATING
else:
rating = rated_results[0].rating
#else:
# rating = players[p['id']]
rating_results.append(RatingResult(p['id'], rating, p['position']))
# Calculate new ratings
new_player_ratings = calc.new_ratings(rating_results)
# Update
for p in new_player_ratings:
players[p.dbid] = p.rating
PlayerResult.objects.filter(player=p.dbid).filter(match=match).update(rating=p.rating)
def _update_ratings():
calc = RatingCalculator()
START_RATING = cur_config().rating_start
players = {}
match_ids = list(
set(
PlayerResult.objects.filter(rating=None).values_list('match_id',
flat=True)))
for match in Match.objects.filter(id__in=match_ids).order_by('date', 'id'):
player_positions = match.get_positions()
rating_results = []
for p in player_positions:
# Fetch the current rating value
rated_results = PlayerResult.objects.filter(
player=p['id']).exclude(rating=None).order_by(
'-match__date', '-match__id')
if not rated_results.exists():
rating = START_RATING
else:
rating = rated_results[0].rating
rating_results.append(RatingResult(p['id'], rating, p['position']))
# Calculate new ratings
new_player_ratings = calc.new_ratings(rating_results)
# Update
for p in new_player_ratings:
players[p.dbid] = p.rating
PlayerResult.objects.filter(player=p.dbid).filter(
match=match).update(rating=p.rating)
def rating_description(request):
conf = cur_config()
data = {
'K_VALUE': int(conf.rating_k),
'START_RATING': int(conf.rating_start)
}
return render(request, 'rating-description.html', data)
def players(request):
places_strings = request.GET.getlist('places[]', None)
# Validate that all places exists
place_ids = []
for place in places_strings:
place_ids.append(get_object_or_404(Place, name=place).id)
if not place_ids:
place_ids = Place.objects.values_list('id', flat=True)
place_ids = sorted(place_ids)
# Create stats
_update_ratings()
match_winners_cache = {}
players = []
for player in Player.objects.all():
player_results = PlayerResult.objects.filter(player=player)
player_result_ids = player_results.values_list('match_id', flat=True)
matches = Match.objects.filter(id__in=player_result_ids, place_id__in=place_ids)
# Played - Win Ratio
won = 0
for match in matches:
winners = match_winners_cache.get(match.id, False)
if not winners: # Not in cache
winners = match.get_winners()
match_winners_cache[match.id] = winners
if player in winners:
won += 1
played_count = matches.count()
if played_count == 0:
win_percent = 0
else:
win_percent = int(round(won * 100.00 / played_count))
# Get last rating
if player_results.exists():
rating = int(player_results.order_by('-match__date', '-match__id')[0].rating)
else:
rating = "-"
players.append({'id': player.id, 'name': player.name,
'played': played_count, 'won': won,
'win_perc': win_percent, 'rating': rating})
places = []
for place in Place.objects.all():
p = {'name': place.name}
p['selected'] = "selected" if (place.id in place_ids) else ""
places.append(p)
data = {'players': players, 'places': places, 'config': {'active_treshold': cur_config().active_player_match_treshold}}
return render(request, 'players.html', data)
def rating(request):
_update_ratings()
if PlayerResult.objects.count() == 0:
return render_to_response('rating.html', {},
context_instance=RequestContext(request))
max_rating = PlayerResult.objects.aggregate(Max('rating'))['rating__max']
max_obj = PlayerResult.objects.select_related('player').filter(
rating=max_rating).order_by('match__date', 'match__id')[0]
min_rating = PlayerResult.objects.aggregate(Min('rating'))['rating__min']
min_obj = PlayerResult.objects.select_related('player').filter(
rating=min_rating).order_by('match__date', 'match__id')[0]
# Only list active players
active_players = []
players = Player.objects.all()
active_player_match_treshold = cur_config().active_player_match_treshold
for p in players:
if PlayerResult.objects.filter(
player_id=p.id).count() >= active_player_match_treshold:
active_players.append(p)
# Create data context and return response
data = {
'max': {
'pid': max_obj.player_id,
'pname': max_obj.player.name,
'mid': max_obj.match_id,
'rating': max_obj.rating
},
'min': {
'pid': min_obj.player_id,
'pname': min_obj.player.name,
'mid': min_obj.match_id,
'rating': min_obj.rating
},
'players': [p.get_ratings() for p in active_players],
'player_names': [p.name for p in active_players],
}
return render(request, 'rating.html', data)
def rating(request):
_update_ratings()
if PlayerResult.objects.count() == 0:
return render_to_response('rating.html', {}, context_instance=RequestContext(request))
max_rating = PlayerResult.objects.aggregate(Max('rating'))['rating__max']
max_obj = PlayerResult.objects.select_related('player').filter(rating=max_rating).order_by('match__date', 'match__id')[0]
min_rating = PlayerResult.objects.aggregate(Min('rating'))['rating__min']
min_obj = PlayerResult.objects.select_related('player').filter(rating=min_rating).order_by('match__date', 'match__id')[0]
# Only list active players
active_players = []
players = Player.objects.all()
active_player_match_treshold = cur_config().active_player_match_treshold
for p in players:
if PlayerResult.objects.filter(player_id=p.id).count() >= active_player_match_treshold:
active_players.append(p)
# Create data context and return response
data = {'max': {'pid': max_obj.player_id, 'pname': max_obj.player.name,
'mid': max_obj.match_id, 'rating': max_obj.rating},
'min': {'pid': min_obj.player_id, 'pname': min_obj.player.name,
'mid': min_obj.match_id, 'rating': min_obj.rating},
'players': [p.get_ratings() for p in active_players],
'player_names': [p.name for p in active_players],
}
return render(request, 'rating.html', data)
def rating_description(request):
conf = cur_config()
data = {'K_VALUE': int(conf.rating_k),
'START_RATING': int(conf.rating_start)}
return render(request, 'rating-description.html', data)
def rating_description(request):
conf = cur_config()
data = {'K_VALUE': int(conf.rating_k),
'START_RATING': int(conf.rating_start)}
return render_to_response('rating-description.html', data, context_instance=RequestContext(request))
def __init__(self):
self.K = cur_config().rating_k
def players(request):
places_strings = request.GET.getlist('places[]', None)
# Validate that all places exists
place_ids = []
for place in places_strings:
place_ids.append(get_object_or_404(Place, name=place).id)
if not place_ids:
place_ids = Place.objects.values_list('id', flat=True)
place_ids = sorted(place_ids)
# Create stats
_update_ratings()
match_winners_cache = {}
players = []
for player in Player.objects.all():
player_results = PlayerResult.objects.filter(player=player)
player_result_ids = player_results.values_list('match_id', flat=True)
matches = Match.objects.filter(id__in=player_result_ids,
place_id__in=place_ids)
# Played - Win Ratio
won = 0
for match in matches:
winners = match_winners_cache.get(match.id, False)
if not winners: # Not in cache
winners = match.get_winners()
match_winners_cache[match.id] = winners
if player in winners:
won += 1
played_count = matches.count()
if played_count == 0:
win_percent = 0
else:
win_percent = int(round(won * 100.00 / played_count))
# Get last rating
if player_results.exists():
rating = int(
player_results.order_by('-match__date',
'-match__id')[0].rating)
else:
rating = "-"
players.append({
'id': player.id,
'name': player.name,
'played': played_count,
'won': won,
'win_perc': win_percent,
'rating': rating
})
places = []
for place in Place.objects.all():
p = {'name': place.name}
p['selected'] = "selected" if (place.id in place_ids) else ""
places.append(p)
data = {
'players': players,
'places': places,
'config': {
'active_treshold': cur_config().active_player_match_treshold
}
}
return render(request, 'players.html', data)
def __init__(self):
self.K = cur_config().rating_k
