1509 lines
50 KiB
Python
1509 lines
50 KiB
Python
from copy import deepcopy
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import json
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import math
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from calendar import Calendar, SUNDAY
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from collections import defaultdict, namedtuple
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from datetime import date, datetime, time, timedelta
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from functools import partial
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from itertools import chain
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from operator import attrgetter, itemgetter
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from django import forms
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from django.conf import settings
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from django.contrib.auth.mixins import LoginRequiredMixin, PermissionRequiredMixin
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from django.core.cache import cache
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from django.core.exceptions import ImproperlyConfigured, ObjectDoesNotExist
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from django.db import IntegrityError
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from django.db.models import (
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Case,
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Count,
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F,
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FloatField,
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IntegerField,
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Max,
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Min,
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Q,
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Sum,
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Value,
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When,
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)
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from django.dispatch import receiver
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from django.db.models.expressions import CombinedExpression
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from django.http import (
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Http404,
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HttpResponse,
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HttpResponseBadRequest,
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HttpResponseRedirect,
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JsonResponse,
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HttpResponseNotAllowed,
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)
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from django.shortcuts import get_object_or_404, render
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from django.template.defaultfilters import date as date_filter
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from django.urls import reverse, reverse_lazy
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from django.utils import timezone
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from django.utils.functional import cached_property
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from django.utils.html import format_html, escape
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from django.utils.safestring import mark_safe
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from django.utils.timezone import make_aware
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from django.utils.translation import gettext as _, gettext_lazy
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from django.views.generic import ListView, TemplateView
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from django.views.generic.detail import (
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BaseDetailView,
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DetailView,
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SingleObjectMixin,
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View,
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)
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from judge import event_poster as event
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from judge.views.comment import CommentedDetailView
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from judge.forms import ContestCloneForm
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from judge.models import (
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Contest,
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ContestMoss,
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ContestParticipation,
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ContestProblem,
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ContestTag,
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Organization,
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Problem,
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Profile,
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Submission,
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ContestProblemClarification,
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ContestsSummary,
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)
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from judge.tasks import run_moss
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from judge.utils.celery import redirect_to_task_status
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from judge.utils.opengraph import generate_opengraph
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from judge.utils.problems import _get_result_data
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from judge.utils.ranker import ranker
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from judge.utils.stats import get_bar_chart, get_pie_chart, get_histogram
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from judge.utils.views import (
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DiggPaginatorMixin,
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QueryStringSortMixin,
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SingleObjectFormView,
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TitleMixin,
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generic_message,
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)
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from judge.widgets import HeavyPreviewPageDownWidget
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from judge.views.pagevote import PageVoteDetailView
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from judge.views.bookmark import BookMarkDetailView
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__all__ = [
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"ContestList",
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"ContestDetail",
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"ContestRanking",
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"ContestJoin",
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"ContestLeave",
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"ContestCalendar",
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"ContestClone",
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"ContestStats",
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"ContestMossView",
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"ContestMossDelete",
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"contest_ranking_ajax",
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"ContestParticipationList",
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"ContestParticipationDisqualify",
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"get_contest_ranking_list",
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"base_contest_ranking_list",
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"ContestClarificationView",
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"update_contest_mode",
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]
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def _find_contest(request, key):
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try:
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contest = Contest.objects.get(key=key)
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private_check = not contest.public_scoreboard
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if private_check and not contest.is_accessible_by(request.user):
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raise ObjectDoesNotExist()
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except ObjectDoesNotExist:
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return (
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generic_message(
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request,
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_("No such contest"),
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_('Could not find a contest with the key "%s".') % key,
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status=404,
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),
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False,
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)
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return contest, True
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class ContestListMixin(object):
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def get_queryset(self):
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return Contest.get_visible_contests(self.request.user)
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class ContestList(
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QueryStringSortMixin, DiggPaginatorMixin, TitleMixin, ContestListMixin, ListView
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):
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model = Contest
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paginate_by = 10
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template_name = "contest/list.html"
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title = gettext_lazy("Contests")
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context_object_name = "past_contests"
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all_sorts = frozenset(("name", "user_count", "start_time"))
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default_desc = frozenset(("name", "user_count"))
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def get_default_sort_order(self, request):
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if request.GET.get("contest") and settings.ENABLE_FTS:
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return "-relevance"
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return "-start_time"
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@cached_property
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def _now(self):
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return timezone.now()
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def GET_with_session(self, request, key):
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if not request.GET.get(key):
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return request.session.get(key, False)
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return request.GET.get(key, None) == "1"
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def update_session(self, request):
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to_update = ("show_orgs",)
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for key in to_update:
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if key in request.GET:
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val = request.GET.get(key) == "1"
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request.session[key] = val
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else:
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request.session[key] = False
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def get(self, request, *args, **kwargs):
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self.contest_query = None
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self.org_query = []
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self.show_orgs = 0
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if self.GET_with_session(request, "show_orgs"):
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self.show_orgs = 1
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if self.request.GET.get("orgs") and self.request.profile:
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try:
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self.org_query = list(map(int, request.GET.getlist("orgs")))
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if not self.request.user.is_superuser:
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self.org_query = [
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i
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for i in self.org_query
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if i
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in set(
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self.request.profile.organizations.values_list(
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"id", flat=True
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)
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)
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]
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except ValueError:
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pass
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self.update_session(request)
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return super(ContestList, self).get(request, *args, **kwargs)
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def _get_queryset(self):
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queryset = (
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super(ContestList, self)
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.get_queryset()
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.prefetch_related("tags", "organizations", "authors", "curators", "testers")
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)
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if self.request.GET.get("contest"):
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self.contest_query = query = " ".join(
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self.request.GET.getlist("contest")
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).strip()
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if query:
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substr_queryset = queryset.filter(
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Q(key__icontains=query) | Q(name__icontains=query)
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)
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if settings.ENABLE_FTS:
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queryset = (
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queryset.search(query).extra(order_by=["-relevance"])
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| substr_queryset
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)
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else:
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queryset = substr_queryset
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if not self.org_query and self.request.organization:
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self.org_query = [self.request.organization.id]
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if self.show_orgs:
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queryset = queryset.filter(organizations=None)
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if self.org_query:
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queryset = queryset.filter(organizations__in=self.org_query)
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return queryset
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def get_queryset(self):
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return (
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self._get_queryset()
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.order_by(self.order, "key")
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.filter(end_time__lt=self._now)
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)
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def get_context_data(self, **kwargs):
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context = super(ContestList, self).get_context_data(**kwargs)
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present, active, future = [], [], []
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for contest in self._get_queryset().exclude(end_time__lt=self._now):
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if contest.start_time > self._now:
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future.append(contest)
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else:
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present.append(contest)
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if self.request.user.is_authenticated:
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for participation in (
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ContestParticipation.objects.filter(
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virtual=0, user=self.request.profile, contest_id__in=present
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)
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.select_related("contest")
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.prefetch_related(
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"contest__authors", "contest__curators", "contest__testers"
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)
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.annotate(key=F("contest__key"))
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):
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if not participation.ended:
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active.append(participation)
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present.remove(participation.contest)
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if not ("contest" in self.request.GET and settings.ENABLE_FTS):
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active.sort(key=attrgetter("end_time", "key"))
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present.sort(key=attrgetter("end_time", "key"))
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future.sort(key=attrgetter("start_time"))
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context["active_participations"] = active
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context["current_contests"] = present
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context["future_contests"] = future
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context["now"] = self._now
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context["first_page_href"] = "."
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context["contest_query"] = self.contest_query
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context["org_query"] = self.org_query
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context["show_orgs"] = int(self.show_orgs)
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if self.request.profile:
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context["organizations"] = self.request.profile.organizations.all()
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context["page_type"] = "list"
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context.update(self.get_sort_context())
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context.update(self.get_sort_paginate_context())
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return context
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class PrivateContestError(Exception):
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def __init__(self, name, is_private, is_organization_private, orgs):
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self.name = name
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self.is_private = is_private
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self.is_organization_private = is_organization_private
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self.orgs = orgs
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class ContestMixin(object):
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context_object_name = "contest"
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model = Contest
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slug_field = "key"
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slug_url_kwarg = "contest"
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@cached_property
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def is_editor(self):
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if not self.request.user.is_authenticated:
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return False
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return self.request.profile.id in self.object.editor_ids
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@cached_property
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def is_tester(self):
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if not self.request.user.is_authenticated:
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return False
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return self.request.profile.id in self.object.tester_ids
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@cached_property
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def can_edit(self):
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return self.object.is_editable_by(self.request.user)
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@cached_property
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def can_access(self):
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return self.object.is_accessible_by(self.request.user)
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def should_bypass_access_check(self, contest):
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return False
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def get_context_data(self, **kwargs):
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context = super(ContestMixin, self).get_context_data(**kwargs)
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if self.request.user.is_authenticated:
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try:
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context[
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"live_participation"
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] = self.request.profile.contest_history.get(
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contest=self.object,
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virtual=ContestParticipation.LIVE,
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)
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except ContestParticipation.DoesNotExist:
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context["live_participation"] = None
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context["has_joined"] = False
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else:
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context["has_joined"] = True
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else:
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context["live_participation"] = None
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context["has_joined"] = False
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context["now"] = timezone.now()
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context["is_editor"] = self.is_editor
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context["is_tester"] = self.is_tester
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context["can_edit"] = self.can_edit
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context["can_access"] = self.can_access
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|
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if not self.object.og_image or not self.object.summary:
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metadata = generate_opengraph(
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"generated-meta-contest:%d" % self.object.id,
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self.object.description,
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)
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context["meta_description"] = self.object.summary or metadata[0]
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context["og_image"] = self.object.og_image or metadata[1]
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context["has_moss_api_key"] = settings.MOSS_API_KEY is not None
|
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context["contest_has_hidden_subtasks"] = self.object.format.has_hidden_subtasks
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|
context[
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"show_final_ranking"
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|
] = self.object.format.has_hidden_subtasks and self.object.is_editable_by(
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self.request.user
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)
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context["logo_override_image"] = self.object.logo_override_image
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if (
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not context["logo_override_image"]
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and self.object.organizations.count() == 1
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):
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context[
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"logo_override_image"
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] = self.object.organizations.first().logo_override_image
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return context
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|
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def get_object(self, queryset=None):
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contest = super(ContestMixin, self).get_object(queryset)
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profile = self.request.profile
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|
|
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if (
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profile is not None
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|
and ContestParticipation.objects.filter(
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id=profile.current_contest_id, contest_id=contest.id
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|
).exists()
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|
):
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return contest
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|
|
|
if self.should_bypass_access_check(contest):
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return contest
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|
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try:
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contest.access_check(self.request.user)
|
|
except Contest.PrivateContest:
|
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raise PrivateContestError(
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contest.name,
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contest.is_private,
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|
contest.is_organization_private,
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|
contest.organizations.all(),
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)
|
|
except Contest.Inaccessible:
|
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raise Http404()
|
|
else:
|
|
return contest
|
|
|
|
def dispatch(self, request, *args, **kwargs):
|
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try:
|
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return super(ContestMixin, self).dispatch(request, *args, **kwargs)
|
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except Http404:
|
|
key = kwargs.get(self.slug_url_kwarg, None)
|
|
if key:
|
|
return generic_message(
|
|
request,
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|
_("No such contest"),
|
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_('Could not find a contest with the key "%s".') % key,
|
|
)
|
|
else:
|
|
return generic_message(
|
|
request, _("No such contest"), _("Could not find such contest.")
|
|
)
|
|
except PrivateContestError as e:
|
|
return render(
|
|
request,
|
|
"contest/private.html",
|
|
{
|
|
"error": e,
|
|
"title": _('Access to contest "%s" denied') % e.name,
|
|
},
|
|
status=403,
|
|
)
|
|
|
|
|
|
class ContestDetail(
|
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ContestMixin,
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|
TitleMixin,
|
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CommentedDetailView,
|
|
PageVoteDetailView,
|
|
BookMarkDetailView,
|
|
):
|
|
template_name = "contest/contest.html"
|
|
|
|
def get_title(self):
|
|
return self.object.name
|
|
|
|
def get_editable_organizations(self):
|
|
if not self.request.profile:
|
|
return []
|
|
res = []
|
|
for organization in self.object.organizations.all():
|
|
can_edit = False
|
|
if self.request.profile.can_edit_organization(organization):
|
|
can_edit = True
|
|
if self.request.profile in organization and self.object.is_editable_by(
|
|
self.request.user
|
|
):
|
|
can_edit = True
|
|
if can_edit:
|
|
res.append(organization)
|
|
return res
|
|
|
|
def get_context_data(self, **kwargs):
|
|
context = super(ContestDetail, self).get_context_data(**kwargs)
|
|
context["contest_problems"] = (
|
|
Problem.objects.filter(contests__contest=self.object)
|
|
.order_by("contests__order")
|
|
.defer("description")
|
|
.annotate(
|
|
has_public_editorial=Sum(
|
|
Case(
|
|
When(solution__is_public=True, then=1),
|
|
default=0,
|
|
output_field=IntegerField(),
|
|
)
|
|
)
|
|
)
|
|
.add_i18n_name(self.request.LANGUAGE_CODE)
|
|
)
|
|
context["editable_organizations"] = self.get_editable_organizations()
|
|
context["is_clonable"] = is_contest_clonable(self.request, self.object)
|
|
return context
|
|
|
|
|
|
def is_contest_clonable(request, contest):
|
|
if not request.profile:
|
|
return False
|
|
if not Organization.objects.filter(admins=request.profile).exists():
|
|
return False
|
|
if request.user.has_perm("judge.clone_contest"):
|
|
return True
|
|
if contest.access_code and not contest.is_editable_by(request.user):
|
|
return False
|
|
if contest.ended:
|
|
return True
|
|
return False
|
|
|
|
|
|
class ContestClone(ContestMixin, TitleMixin, SingleObjectFormView):
|
|
title = _("Clone Contest")
|
|
template_name = "contest/clone.html"
|
|
form_class = ContestCloneForm
|
|
|
|
def get_object(self, queryset=None):
|
|
contest = super().get_object(queryset)
|
|
if not is_contest_clonable(self.request, contest):
|
|
raise Http404()
|
|
return contest
|
|
|
|
def get_form_kwargs(self):
|
|
kwargs = super().get_form_kwargs()
|
|
kwargs["org_choices"] = tuple(
|
|
Organization.objects.filter(admins=self.request.profile).values_list(
|
|
"id", "name"
|
|
)
|
|
)
|
|
kwargs["profile"] = self.request.profile
|
|
return kwargs
|
|
|
|
def form_valid(self, form):
|
|
tags = self.object.tags.all()
|
|
organization = form.cleaned_data["organization"]
|
|
private_contestants = self.object.private_contestants.all()
|
|
view_contest_scoreboard = self.object.view_contest_scoreboard.all()
|
|
contest_problems = self.object.contest_problems.all()
|
|
|
|
contest = deepcopy(self.object)
|
|
|
|
contest.pk = None
|
|
contest.is_visible = False
|
|
contest.user_count = 0
|
|
contest.key = form.cleaned_data["key"]
|
|
contest.is_rated = False
|
|
contest.save()
|
|
|
|
contest.tags.set(tags)
|
|
contest.organizations.set([organization])
|
|
contest.private_contestants.set(private_contestants)
|
|
contest.view_contest_scoreboard.set(view_contest_scoreboard)
|
|
contest.authors.add(self.request.profile)
|
|
|
|
for problem in contest_problems:
|
|
problem.contest = contest
|
|
problem.pk = None
|
|
ContestProblem.objects.bulk_create(contest_problems)
|
|
|
|
return HttpResponseRedirect(
|
|
reverse(
|
|
"organization_contest_edit",
|
|
args=(
|
|
organization.id,
|
|
organization.slug,
|
|
contest.key,
|
|
),
|
|
)
|
|
)
|
|
|
|
|
|
class ContestAccessDenied(Exception):
|
|
pass
|
|
|
|
|
|
class ContestAccessCodeForm(forms.Form):
|
|
access_code = forms.CharField(max_length=255)
|
|
|
|
def __init__(self, *args, **kwargs):
|
|
super(ContestAccessCodeForm, self).__init__(*args, **kwargs)
|
|
self.fields["access_code"].widget.attrs.update({"autocomplete": "off"})
|
|
|
|
|
|
class ContestJoin(LoginRequiredMixin, ContestMixin, BaseDetailView):
|
|
def get(self, request, *args, **kwargs):
|
|
self.object = self.get_object()
|
|
return self.ask_for_access_code()
|
|
|
|
def post(self, request, *args, **kwargs):
|
|
self.object = self.get_object()
|
|
try:
|
|
return self.join_contest(request)
|
|
except ContestAccessDenied:
|
|
if request.POST.get("access_code"):
|
|
return self.ask_for_access_code(ContestAccessCodeForm(request.POST))
|
|
else:
|
|
return HttpResponseRedirect(request.path)
|
|
|
|
def join_contest(self, request, access_code=None):
|
|
contest = self.object
|
|
|
|
if not contest.can_join and not (self.is_editor or self.is_tester):
|
|
return generic_message(
|
|
request,
|
|
_("Contest not ongoing"),
|
|
_('"%s" is not currently ongoing.') % contest.name,
|
|
)
|
|
|
|
profile = request.profile
|
|
if profile.current_contest is not None:
|
|
return generic_message(
|
|
request,
|
|
_("Already in contest"),
|
|
_('You are already in a contest: "%s".')
|
|
% profile.current_contest.contest.name,
|
|
)
|
|
|
|
if (
|
|
not request.user.is_superuser
|
|
and contest.banned_users.filter(id=profile.id).exists()
|
|
):
|
|
return generic_message(
|
|
request,
|
|
_("Banned from joining"),
|
|
_(
|
|
"You have been declared persona non grata for this contest. "
|
|
"You are permanently barred from joining this contest."
|
|
),
|
|
)
|
|
|
|
requires_access_code = (
|
|
not self.can_edit
|
|
and contest.access_code
|
|
and access_code != contest.access_code
|
|
)
|
|
if contest.ended:
|
|
if requires_access_code:
|
|
raise ContestAccessDenied()
|
|
|
|
while True:
|
|
virtual_id = max(
|
|
(
|
|
ContestParticipation.objects.filter(
|
|
contest=contest, user=profile
|
|
).aggregate(virtual_id=Max("virtual"))["virtual_id"]
|
|
or 0
|
|
)
|
|
+ 1,
|
|
1,
|
|
)
|
|
try:
|
|
participation = ContestParticipation.objects.create(
|
|
contest=contest,
|
|
user=profile,
|
|
virtual=virtual_id,
|
|
real_start=timezone.now(),
|
|
)
|
|
# There is obviously a race condition here, so we keep trying until we win the race.
|
|
except IntegrityError:
|
|
pass
|
|
else:
|
|
break
|
|
else:
|
|
SPECTATE = ContestParticipation.SPECTATE
|
|
LIVE = ContestParticipation.LIVE
|
|
try:
|
|
participation = ContestParticipation.objects.get(
|
|
contest=contest,
|
|
user=profile,
|
|
virtual=(SPECTATE if self.is_editor or self.is_tester else LIVE),
|
|
)
|
|
except ContestParticipation.DoesNotExist:
|
|
if requires_access_code:
|
|
raise ContestAccessDenied()
|
|
|
|
participation = ContestParticipation.objects.create(
|
|
contest=contest,
|
|
user=profile,
|
|
virtual=(SPECTATE if self.is_editor or self.is_tester else LIVE),
|
|
real_start=timezone.now(),
|
|
)
|
|
else:
|
|
if participation.ended:
|
|
participation = ContestParticipation.objects.get_or_create(
|
|
contest=contest,
|
|
user=profile,
|
|
virtual=SPECTATE,
|
|
defaults={"real_start": timezone.now()},
|
|
)[0]
|
|
|
|
profile.current_contest = participation
|
|
profile.save()
|
|
contest._updating_stats_only = True
|
|
contest.update_user_count()
|
|
return HttpResponseRedirect(reverse("problem_list"))
|
|
|
|
def ask_for_access_code(self, form=None):
|
|
contest = self.object
|
|
wrong_code = False
|
|
if form:
|
|
if form.is_valid():
|
|
if form.cleaned_data["access_code"] == contest.access_code:
|
|
return self.join_contest(
|
|
self.request, form.cleaned_data["access_code"]
|
|
)
|
|
wrong_code = True
|
|
else:
|
|
form = ContestAccessCodeForm()
|
|
return render(
|
|
self.request,
|
|
"contest/access_code.html",
|
|
{
|
|
"form": form,
|
|
"wrong_code": wrong_code,
|
|
"title": _('Enter access code for "%s"') % contest.name,
|
|
},
|
|
)
|
|
|
|
|
|
class ContestLeave(LoginRequiredMixin, ContestMixin, BaseDetailView):
|
|
def post(self, request, *args, **kwargs):
|
|
contest = self.get_object()
|
|
|
|
profile = request.profile
|
|
if (
|
|
profile.current_contest is None
|
|
or profile.current_contest.contest_id != contest.id
|
|
):
|
|
return generic_message(
|
|
request,
|
|
_("No such contest"),
|
|
_('You are not in contest "%s".') % contest.key,
|
|
404,
|
|
)
|
|
|
|
profile.remove_contest()
|
|
request.session["contest_mode"] = True # reset contest_mode
|
|
return HttpResponseRedirect(reverse("contest_view", args=(contest.key,)))
|
|
|
|
|
|
ContestDay = namedtuple("ContestDay", "date weekday is_pad is_today starts ends oneday")
|
|
|
|
|
|
class ContestCalendar(TitleMixin, ContestListMixin, TemplateView):
|
|
firstweekday = SUNDAY
|
|
weekday_classes = ["sun", "mon", "tue", "wed", "thu", "fri", "sat"]
|
|
template_name = "contest/calendar.html"
|
|
|
|
def get(self, request, *args, **kwargs):
|
|
try:
|
|
self.year = int(kwargs["year"])
|
|
self.month = int(kwargs["month"])
|
|
except (KeyError, ValueError):
|
|
raise ImproperlyConfigured(
|
|
_("ContestCalendar requires integer year and month")
|
|
)
|
|
self.today = timezone.now().date()
|
|
return self.render()
|
|
|
|
def render(self):
|
|
context = self.get_context_data()
|
|
return self.render_to_response(context)
|
|
|
|
def get_contest_data(self, start, end):
|
|
end += timedelta(days=1)
|
|
contests = self.get_queryset().filter(
|
|
Q(start_time__gte=start, start_time__lt=end)
|
|
| Q(end_time__gte=start, end_time__lt=end)
|
|
)
|
|
starts, ends, oneday = (defaultdict(list) for i in range(3))
|
|
for contest in contests:
|
|
start_date = timezone.localtime(contest.start_time).date()
|
|
end_date = timezone.localtime(
|
|
contest.end_time - timedelta(seconds=1)
|
|
).date()
|
|
if start_date == end_date:
|
|
oneday[start_date].append(contest)
|
|
else:
|
|
starts[start_date].append(contest)
|
|
ends[end_date].append(contest)
|
|
return starts, ends, oneday
|
|
|
|
def get_table(self):
|
|
calendar = Calendar(self.firstweekday).monthdatescalendar(self.year, self.month)
|
|
starts, ends, oneday = self.get_contest_data(
|
|
make_aware(datetime.combine(calendar[0][0], time.min)),
|
|
make_aware(datetime.combine(calendar[-1][-1], time.min)),
|
|
)
|
|
return [
|
|
[
|
|
ContestDay(
|
|
date=date,
|
|
weekday=self.weekday_classes[weekday],
|
|
is_pad=date.month != self.month,
|
|
is_today=date == self.today,
|
|
starts=starts[date],
|
|
ends=ends[date],
|
|
oneday=oneday[date],
|
|
)
|
|
for weekday, date in enumerate(week)
|
|
]
|
|
for week in calendar
|
|
]
|
|
|
|
def get_context_data(self, **kwargs):
|
|
context = super(ContestCalendar, self).get_context_data(**kwargs)
|
|
|
|
try:
|
|
month = date(self.year, self.month, 1)
|
|
except ValueError:
|
|
raise Http404()
|
|
else:
|
|
context["title"] = _("Contests in %(month)s") % {
|
|
"month": date_filter(month, _("F Y"))
|
|
}
|
|
|
|
dates = Contest.objects.aggregate(min=Min("start_time"), max=Max("end_time"))
|
|
min_month = (self.today.year, self.today.month)
|
|
if dates["min"] is not None:
|
|
min_month = dates["min"].year, dates["min"].month
|
|
max_month = (self.today.year, self.today.month)
|
|
if dates["max"] is not None:
|
|
max_month = max(
|
|
(dates["max"].year, dates["max"].month),
|
|
(self.today.year, self.today.month),
|
|
)
|
|
|
|
month = (self.year, self.month)
|
|
if month < min_month or month > max_month:
|
|
# 404 is valid because it merely declares the lack of existence, without any reason
|
|
raise Http404()
|
|
|
|
context["now"] = timezone.now()
|
|
context["calendar"] = self.get_table()
|
|
context["curr_month"] = date(self.year, self.month, 1)
|
|
|
|
if month > min_month:
|
|
context["prev_month"] = date(
|
|
self.year - (self.month == 1),
|
|
12 if self.month == 1 else self.month - 1,
|
|
1,
|
|
)
|
|
else:
|
|
context["prev_month"] = None
|
|
|
|
if month < max_month:
|
|
context["next_month"] = date(
|
|
self.year + (self.month == 12),
|
|
1 if self.month == 12 else self.month + 1,
|
|
1,
|
|
)
|
|
else:
|
|
context["next_month"] = None
|
|
return context
|
|
|
|
|
|
class CachedContestCalendar(ContestCalendar):
|
|
def render(self):
|
|
key = "contest_cal:%d:%d" % (self.year, self.month)
|
|
cached = cache.get(key)
|
|
if cached is not None:
|
|
return HttpResponse(cached)
|
|
response = super(CachedContestCalendar, self).render()
|
|
response.render()
|
|
cached.set(key, response.content)
|
|
return response
|
|
|
|
|
|
class ContestStats(TitleMixin, ContestMixin, DetailView):
|
|
template_name = "contest/stats.html"
|
|
POINT_BIN = 10 # in point distribution
|
|
|
|
def get_title(self):
|
|
return _("%s Statistics") % self.object.name
|
|
|
|
def get_context_data(self, **kwargs):
|
|
context = super().get_context_data(**kwargs)
|
|
|
|
if not (self.object.ended or self.can_edit):
|
|
raise Http404()
|
|
|
|
queryset = Submission.objects.filter(contest_object=self.object)
|
|
|
|
ac_count = Count(
|
|
Case(When(result="AC", then=Value(1)), output_field=IntegerField())
|
|
)
|
|
ac_rate = CombinedExpression(
|
|
ac_count / Count("problem"), "*", Value(100.0), output_field=FloatField()
|
|
)
|
|
|
|
status_count_queryset = list(
|
|
queryset.values("problem__code", "result")
|
|
.annotate(count=Count("result"))
|
|
.values_list("problem__code", "result", "count"),
|
|
)
|
|
labels, codes = [], []
|
|
contest_problems = self.object.contest_problems.order_by("order").values_list(
|
|
"problem__name", "problem__code"
|
|
)
|
|
if contest_problems:
|
|
labels, codes = zip(*contest_problems)
|
|
num_problems = len(labels)
|
|
status_counts = [[] for i in range(num_problems)]
|
|
for problem_code, result, count in status_count_queryset:
|
|
if problem_code in codes:
|
|
status_counts[codes.index(problem_code)].append((result, count))
|
|
|
|
result_data = defaultdict(partial(list, [0] * num_problems))
|
|
for i in range(num_problems):
|
|
for category in _get_result_data(defaultdict(int, status_counts[i]))[
|
|
"categories"
|
|
]:
|
|
result_data[category["code"]][i] = category["count"]
|
|
|
|
problem_points = [[] for _ in range(num_problems)]
|
|
point_count_queryset = list(
|
|
queryset.values(
|
|
"problem__code", "contest__points", "contest__problem__points"
|
|
)
|
|
.annotate(count=Count("contest__points"))
|
|
.order_by("problem__code", "contest__points")
|
|
.values_list(
|
|
"problem__code", "contest__points", "contest__problem__points", "count"
|
|
)
|
|
)
|
|
counter = [[0 for _ in range(self.POINT_BIN + 1)] for _ in range(num_problems)]
|
|
for problem_code, point, max_point, count in point_count_queryset:
|
|
if (point == None) or (problem_code not in codes):
|
|
continue
|
|
problem_idx = codes.index(problem_code)
|
|
bin_idx = math.floor(point * self.POINT_BIN / max_point)
|
|
bin_idx = max(min(bin_idx, self.POINT_BIN), 0)
|
|
counter[problem_idx][bin_idx] += count
|
|
for i in range(num_problems):
|
|
problem_points[i] = [
|
|
(j * 100 / self.POINT_BIN, counter[i][j])
|
|
for j in range(len(counter[i]))
|
|
]
|
|
|
|
stats = {
|
|
"problem_status_count": {
|
|
"labels": labels,
|
|
"datasets": [
|
|
{
|
|
"label": name,
|
|
"backgroundColor": settings.DMOJ_STATS_SUBMISSION_RESULT_COLORS[
|
|
name
|
|
],
|
|
"data": data,
|
|
}
|
|
for name, data in result_data.items()
|
|
],
|
|
},
|
|
"problem_ac_rate": get_bar_chart(
|
|
queryset.values("contest__problem__order", "problem__name")
|
|
.annotate(ac_rate=ac_rate)
|
|
.order_by("contest__problem__order")
|
|
.values_list("problem__name", "ac_rate"),
|
|
),
|
|
"problem_point": [
|
|
get_histogram(problem_points[i]) for i in range(num_problems)
|
|
],
|
|
"language_count": get_pie_chart(
|
|
queryset.values("language__name")
|
|
.annotate(count=Count("language__name"))
|
|
.filter(count__gt=0)
|
|
.order_by("-count")
|
|
.values_list("language__name", "count"),
|
|
),
|
|
"language_ac_rate": get_bar_chart(
|
|
queryset.values("language__name")
|
|
.annotate(ac_rate=ac_rate)
|
|
.filter(ac_rate__gt=0)
|
|
.values_list("language__name", "ac_rate"),
|
|
),
|
|
}
|
|
|
|
context["stats"] = mark_safe(json.dumps(stats))
|
|
context["problems"] = labels
|
|
return context
|
|
|
|
|
|
ContestRankingProfile = namedtuple(
|
|
"ContestRankingProfile",
|
|
"id user points cumtime tiebreaker participation "
|
|
"participation_rating problem_cells result_cell",
|
|
)
|
|
|
|
BestSolutionData = namedtuple("BestSolutionData", "code points time state is_pretested")
|
|
|
|
|
|
def make_contest_ranking_profile(
|
|
contest, participation, contest_problems, show_final=False
|
|
):
|
|
if not show_final:
|
|
points = participation.score
|
|
cumtime = participation.cumtime
|
|
else:
|
|
points = participation.score_final
|
|
cumtime = participation.cumtime_final
|
|
|
|
user = participation.user
|
|
return ContestRankingProfile(
|
|
id=user.id,
|
|
user=user,
|
|
points=points,
|
|
cumtime=cumtime,
|
|
tiebreaker=participation.tiebreaker,
|
|
participation_rating=participation.rating.rating
|
|
if hasattr(participation, "rating")
|
|
else None,
|
|
problem_cells=[
|
|
contest.format.display_user_problem(
|
|
participation, contest_problem, show_final
|
|
)
|
|
for contest_problem in contest_problems
|
|
],
|
|
result_cell=contest.format.display_participation_result(
|
|
participation, show_final
|
|
),
|
|
participation=participation,
|
|
)
|
|
|
|
|
|
def base_contest_ranking_list(contest, problems, queryset, show_final=False):
|
|
participation_fields = [
|
|
field.name
|
|
for field in ContestParticipation._meta.get_fields()
|
|
if field.concrete and not field.many_to_many
|
|
]
|
|
fields_to_fetch = participation_fields + [
|
|
"user__id",
|
|
"rating__rating",
|
|
]
|
|
|
|
res = [
|
|
make_contest_ranking_profile(contest, participation, problems, show_final)
|
|
for participation in queryset.select_related("user", "rating").only(
|
|
*fields_to_fetch
|
|
)
|
|
]
|
|
Profile.prefetch_profile_cache([p.id for p in res])
|
|
return res
|
|
|
|
|
|
def contest_ranking_list(contest, problems, queryset=None, show_final=False):
|
|
if not queryset:
|
|
queryset = contest.users.filter(virtual=0)
|
|
|
|
if not show_final:
|
|
return base_contest_ranking_list(
|
|
contest,
|
|
problems,
|
|
queryset.extra(select={"round_score": "round(score, 6)"}).order_by(
|
|
"is_disqualified", "-round_score", "cumtime", "tiebreaker"
|
|
),
|
|
show_final,
|
|
)
|
|
else:
|
|
return base_contest_ranking_list(
|
|
contest,
|
|
problems,
|
|
queryset.extra(select={"round_score": "round(score_final, 6)"}).order_by(
|
|
"is_disqualified", "-round_score", "cumtime_final", "tiebreaker"
|
|
),
|
|
show_final,
|
|
)
|
|
|
|
|
|
def get_contest_ranking_list(
|
|
request,
|
|
contest,
|
|
participation=None,
|
|
ranking_list=contest_ranking_list,
|
|
show_current_virtual=False,
|
|
ranker=ranker,
|
|
show_final=False,
|
|
):
|
|
problems = list(
|
|
contest.contest_problems.select_related("problem")
|
|
.defer("problem__description")
|
|
.order_by("order")
|
|
)
|
|
|
|
users = ranker(
|
|
ranking_list(contest, problems, show_final=show_final),
|
|
key=attrgetter("points", "cumtime", "tiebreaker"),
|
|
)
|
|
|
|
if show_current_virtual:
|
|
if participation is None and request.user.is_authenticated:
|
|
participation = request.profile.current_contest
|
|
if participation is None or participation.contest_id != contest.id:
|
|
participation = None
|
|
if participation is not None and participation.virtual:
|
|
users = chain(
|
|
[("-", make_contest_ranking_profile(contest, participation, problems))],
|
|
users,
|
|
)
|
|
return users, problems
|
|
|
|
|
|
def contest_ranking_ajax(request, contest, participation=None):
|
|
contest, exists = _find_contest(request, contest)
|
|
show_final = bool(request.GET.get("final", False))
|
|
if not exists:
|
|
return HttpResponseBadRequest("Invalid contest", content_type="text/plain")
|
|
|
|
if not contest.can_see_full_scoreboard(request.user):
|
|
raise Http404()
|
|
|
|
if show_final:
|
|
if (
|
|
not contest.is_editable_by(request.user)
|
|
or not contest.format.has_hidden_subtasks
|
|
):
|
|
raise Http404()
|
|
|
|
queryset = contest.users.filter(virtual__gte=0)
|
|
if request.GET.get("friend") == "true" and request.profile:
|
|
friends = request.profile.get_friends()
|
|
queryset = queryset.filter(user_id__in=friends)
|
|
if request.GET.get("virtual") != "true":
|
|
queryset = queryset.filter(virtual=0)
|
|
|
|
users, problems = get_contest_ranking_list(
|
|
request,
|
|
contest,
|
|
participation,
|
|
ranking_list=partial(contest_ranking_list, queryset=queryset),
|
|
show_final=show_final,
|
|
)
|
|
return render(
|
|
request,
|
|
"contest/ranking-table.html",
|
|
{
|
|
"users": users,
|
|
"problems": problems,
|
|
"contest": contest,
|
|
"has_rating": contest.ratings.exists(),
|
|
"can_edit": contest.is_editable_by(request.user),
|
|
},
|
|
)
|
|
|
|
|
|
class ContestRankingBase(ContestMixin, TitleMixin, DetailView):
|
|
template_name = "contest/ranking.html"
|
|
page_type = None
|
|
|
|
def get_title(self):
|
|
raise NotImplementedError()
|
|
|
|
def get_content_title(self):
|
|
return self.object.name
|
|
|
|
def get_ranking_list(self):
|
|
raise NotImplementedError()
|
|
|
|
def get_context_data(self, **kwargs):
|
|
context = super().get_context_data(**kwargs)
|
|
|
|
if not self.object.can_see_own_scoreboard(self.request.user):
|
|
raise Http404()
|
|
|
|
users, problems = self.get_ranking_list()
|
|
context["users"] = users
|
|
context["problems"] = problems
|
|
context["page_type"] = self.page_type
|
|
return context
|
|
|
|
|
|
class ContestRanking(ContestRankingBase):
|
|
page_type = "ranking"
|
|
|
|
def should_bypass_access_check(self, contest):
|
|
return contest.public_scoreboard
|
|
|
|
def get_title(self):
|
|
return _("%s Rankings") % self.object.name
|
|
|
|
def get_ranking_list(self):
|
|
if not self.object.can_see_full_scoreboard(self.request.user):
|
|
queryset = self.object.users.filter(
|
|
user=self.request.profile, virtual=ContestParticipation.LIVE
|
|
)
|
|
return get_contest_ranking_list(
|
|
self.request,
|
|
self.object,
|
|
ranking_list=partial(base_contest_ranking_list, queryset=queryset),
|
|
ranker=lambda users, key: ((_("???"), user) for user in users),
|
|
)
|
|
|
|
return get_contest_ranking_list(self.request, self.object)
|
|
|
|
def get_context_data(self, **kwargs):
|
|
context = super().get_context_data(**kwargs)
|
|
context["has_rating"] = self.object.ratings.exists()
|
|
return context
|
|
|
|
|
|
class ContestFinalRanking(LoginRequiredMixin, ContestRanking):
|
|
page_type = "final_ranking"
|
|
|
|
def get_ranking_list(self):
|
|
if not self.object.is_editable_by(self.request.user):
|
|
raise Http404()
|
|
if not self.object.format.has_hidden_subtasks:
|
|
raise Http404()
|
|
return get_contest_ranking_list(self.request, self.object, show_final=True)
|
|
|
|
|
|
class ContestParticipationList(LoginRequiredMixin, ContestRankingBase):
|
|
page_type = "participation"
|
|
|
|
def get_title(self):
|
|
if self.profile == self.request.profile:
|
|
return _("Your participation in %s") % self.object.name
|
|
return _("%s's participation in %s") % (self.profile.username, self.object.name)
|
|
|
|
def get_ranking_list(self):
|
|
if (
|
|
not self.object.can_see_full_scoreboard(self.request.user)
|
|
and self.profile != self.request.profile
|
|
):
|
|
raise Http404()
|
|
|
|
queryset = self.object.users.filter(user=self.profile, virtual__gte=0).order_by(
|
|
"-virtual"
|
|
)
|
|
live_link = format_html(
|
|
'<a href="{2}#!{1}">{0}</a>',
|
|
_("Live"),
|
|
self.profile.username,
|
|
reverse("contest_ranking", args=[self.object.key]),
|
|
)
|
|
|
|
return get_contest_ranking_list(
|
|
self.request,
|
|
self.object,
|
|
show_current_virtual=False,
|
|
ranking_list=partial(base_contest_ranking_list, queryset=queryset),
|
|
ranker=lambda users, key: (
|
|
(user.participation.virtual or live_link, user) for user in users
|
|
),
|
|
)
|
|
|
|
def get_context_data(self, **kwargs):
|
|
context = super().get_context_data(**kwargs)
|
|
context["has_rating"] = False
|
|
context["now"] = timezone.now()
|
|
context["rank_header"] = _("Participation")
|
|
context["participation_tab"] = True
|
|
return context
|
|
|
|
def get(self, request, *args, **kwargs):
|
|
if "user" in kwargs:
|
|
self.profile = get_object_or_404(Profile, user__username=kwargs["user"])
|
|
else:
|
|
self.profile = self.request.profile
|
|
return super().get(request, *args, **kwargs)
|
|
|
|
|
|
class ContestParticipationDisqualify(ContestMixin, SingleObjectMixin, View):
|
|
def get_object(self, queryset=None):
|
|
contest = super().get_object(queryset)
|
|
if not contest.is_editable_by(self.request.user):
|
|
raise Http404()
|
|
return contest
|
|
|
|
def post(self, request, *args, **kwargs):
|
|
self.object = self.get_object()
|
|
|
|
try:
|
|
participation = self.object.users.get(pk=request.POST.get("participation"))
|
|
except ObjectDoesNotExist:
|
|
pass
|
|
else:
|
|
participation.set_disqualified(not participation.is_disqualified)
|
|
return HttpResponseRedirect(reverse("contest_ranking", args=(self.object.key,)))
|
|
|
|
|
|
class ContestMossMixin(ContestMixin, PermissionRequiredMixin):
|
|
permission_required = "judge.moss_contest"
|
|
|
|
def get_object(self, queryset=None):
|
|
contest = super().get_object(queryset)
|
|
if settings.MOSS_API_KEY is None or not contest.is_editable_by(
|
|
self.request.user
|
|
):
|
|
raise Http404()
|
|
if not contest.is_editable_by(self.request.user):
|
|
raise Http404()
|
|
return contest
|
|
|
|
|
|
class ContestMossView(ContestMossMixin, TitleMixin, DetailView):
|
|
template_name = "contest/moss.html"
|
|
|
|
def get_title(self):
|
|
return _("%s MOSS Results") % self.object.name
|
|
|
|
def get_context_data(self, **kwargs):
|
|
context = super().get_context_data(**kwargs)
|
|
|
|
problems = list(
|
|
map(
|
|
attrgetter("problem"),
|
|
self.object.contest_problems.order_by("order").select_related(
|
|
"problem"
|
|
),
|
|
)
|
|
)
|
|
languages = list(map(itemgetter(0), ContestMoss.LANG_MAPPING))
|
|
|
|
results = ContestMoss.objects.filter(contest=self.object)
|
|
moss_results = defaultdict(list)
|
|
for result in results:
|
|
moss_results[result.problem].append(result)
|
|
|
|
for result_list in moss_results.values():
|
|
result_list.sort(key=lambda x: languages.index(x.language))
|
|
|
|
context["languages"] = languages
|
|
context["has_results"] = results.exists()
|
|
context["moss_results"] = [
|
|
(problem, moss_results[problem]) for problem in problems
|
|
]
|
|
|
|
return context
|
|
|
|
def post(self, request, *args, **kwargs):
|
|
self.object = self.get_object()
|
|
status = run_moss.delay(self.object.key)
|
|
return redirect_to_task_status(
|
|
status,
|
|
message=_("Running MOSS for %s...") % (self.object.name,),
|
|
redirect=reverse("contest_moss", args=(self.object.key,)),
|
|
)
|
|
|
|
|
|
class ContestMossDelete(ContestMossMixin, SingleObjectMixin, View):
|
|
def post(self, request, *args, **kwargs):
|
|
self.object = self.get_object()
|
|
ContestMoss.objects.filter(contest=self.object).delete()
|
|
return HttpResponseRedirect(reverse("contest_moss", args=(self.object.key,)))
|
|
|
|
|
|
class ContestTagDetailAjax(DetailView):
|
|
model = ContestTag
|
|
slug_field = slug_url_kwarg = "name"
|
|
context_object_name = "tag"
|
|
template_name = "contest/tag-ajax.html"
|
|
|
|
|
|
class ContestTagDetail(TitleMixin, ContestTagDetailAjax):
|
|
template_name = "contest/tag.html"
|
|
|
|
def get_title(self):
|
|
return _("Contest tag: %s") % self.object.name
|
|
|
|
|
|
class ContestProblemClarificationForm(forms.Form):
|
|
body = forms.CharField(
|
|
widget=HeavyPreviewPageDownWidget(
|
|
preview=reverse_lazy("comment_preview"),
|
|
preview_timeout=1000,
|
|
hide_preview_button=True,
|
|
)
|
|
)
|
|
|
|
def __init__(self, request, *args, **kwargs):
|
|
self.request = request
|
|
super(ContestProblemClarificationForm, self).__init__(*args, **kwargs)
|
|
self.fields["body"].widget.attrs.update({"placeholder": _("Issue description")})
|
|
|
|
|
|
class NewContestClarificationView(ContestMixin, TitleMixin, SingleObjectFormView):
|
|
form_class = ContestProblemClarificationForm
|
|
template_name = "contest/clarification.html"
|
|
|
|
def get_form_kwargs(self):
|
|
kwargs = super(NewContestClarificationView, self).get_form_kwargs()
|
|
kwargs["request"] = self.request
|
|
return kwargs
|
|
|
|
def is_accessible(self):
|
|
if not self.request.user.is_authenticated:
|
|
return False
|
|
if not self.request.in_contest:
|
|
return False
|
|
if not self.request.participation.contest == self.get_object():
|
|
return False
|
|
return self.get_object().is_editable_by(self.request.user)
|
|
|
|
def get(self, request, *args, **kwargs):
|
|
if not self.is_accessible():
|
|
raise Http404()
|
|
return super().get(self, request, *args, **kwargs)
|
|
|
|
def form_valid(self, form):
|
|
problem_code = self.request.POST["problem"]
|
|
description = form.cleaned_data["body"]
|
|
|
|
clarification = ContestProblemClarification(description=description)
|
|
clarification.problem = get_object_or_404(
|
|
ContestProblem, contest=self.get_object(), problem__code=problem_code
|
|
)
|
|
clarification.save()
|
|
|
|
return HttpResponseRedirect(reverse("problem_list"))
|
|
|
|
def get_title(self):
|
|
return "New clarification for %s" % self.object.name
|
|
|
|
def get_content_title(self):
|
|
return mark_safe(
|
|
escape(_("New clarification for %s"))
|
|
% format_html(
|
|
'<a href="{0}">{1}</a>',
|
|
reverse("problem_detail", args=[self.object.key]),
|
|
self.object.name,
|
|
)
|
|
)
|
|
|
|
def get_context_data(self, **kwargs):
|
|
context = super(NewContestClarificationView, self).get_context_data(**kwargs)
|
|
context["problems"] = ContestProblem.objects.filter(
|
|
contest=self.object
|
|
).order_by("order")
|
|
return context
|
|
|
|
|
|
class ContestClarificationAjax(ContestMixin, DetailView):
|
|
def get(self, request, *args, **kwargs):
|
|
self.object = self.get_object()
|
|
if not self.object.is_accessible_by(request.user):
|
|
raise Http404()
|
|
|
|
polling_time = 1 # minute
|
|
last_one_minute = timezone.now() - timezone.timedelta(minutes=polling_time)
|
|
|
|
queryset = ContestProblemClarification.objects.filter(
|
|
problem__in=self.object.contest_problems.all(), date__gte=last_one_minute
|
|
)
|
|
|
|
problems = list(
|
|
ContestProblem.objects.filter(contest=self.object)
|
|
.order_by("order")
|
|
.values_list("problem__code", flat=True)
|
|
)
|
|
res = []
|
|
for clarification in queryset:
|
|
value = {
|
|
"order": self.object.get_label_for_problem(
|
|
problems.index(clarification.problem.problem.code)
|
|
),
|
|
"problem__name": clarification.problem.problem.name,
|
|
"description": clarification.description,
|
|
}
|
|
res.append(value)
|
|
|
|
return JsonResponse(res, safe=False, json_dumps_params={"ensure_ascii": False})
|
|
|
|
|
|
def update_contest_mode(request):
|
|
if not request.is_ajax() or not request.method == "POST":
|
|
return HttpResponseNotAllowed(["POST"])
|
|
|
|
old_mode = request.session.get("contest_mode", True)
|
|
request.session["contest_mode"] = not old_mode
|
|
return HttpResponse()
|
|
|
|
|
|
ContestsSummaryData = namedtuple(
|
|
"ContestsSummaryData",
|
|
"username first_name last_name points point_contests css_class",
|
|
)
|
|
|
|
|
|
class ContestsSummaryView(DiggPaginatorMixin, ListView):
|
|
paginate_by = 50
|
|
template_name = "contest/contests_summary.html"
|
|
|
|
def get(self, *args, **kwargs):
|
|
try:
|
|
self.contests_summary = ContestsSummary.objects.get(key=kwargs["key"])
|
|
except:
|
|
raise Http404()
|
|
return super().get(*args, **kwargs)
|
|
|
|
def get_queryset(self):
|
|
total_rank = self.contests_summary.results
|
|
return total_rank
|
|
|
|
def get_context_data(self, **kwargs):
|
|
context = super().get_context_data(**kwargs)
|
|
context["contests"] = self.contests_summary.contests.all()
|
|
context["title"] = _("Contests")
|
|
context["first_page_href"] = "."
|
|
return context
|
|
|
|
|
|
def recalculate_contest_summary_result(contest_summary):
|
|
scores_system = contest_summary.scores
|
|
contests = contest_summary.contests.all()
|
|
total_points = defaultdict(int)
|
|
result_per_contest = defaultdict(lambda: [(0, 0)] * len(contests))
|
|
user_css_class = {}
|
|
|
|
for i in range(len(contests)):
|
|
contest = contests[i]
|
|
users, problems = get_contest_ranking_list(None, contest)
|
|
for rank, user in users:
|
|
curr_score = 0
|
|
if rank - 1 < len(scores_system):
|
|
curr_score = scores_system[rank - 1]
|
|
total_points[user.user] += curr_score
|
|
result_per_contest[user.user][i] = (curr_score, rank)
|
|
user_css_class[user.user] = user.css_class
|
|
|
|
sorted_total_points = [
|
|
ContestsSummaryData(
|
|
username=user.username,
|
|
first_name=user.first_name,
|
|
last_name=user.last_name,
|
|
points=total_points[user],
|
|
point_contests=result_per_contest[user],
|
|
css_class=user_css_class[user],
|
|
)
|
|
for user in total_points
|
|
]
|
|
|
|
sorted_total_points.sort(key=lambda x: x.points, reverse=True)
|
|
total_rank = ranker(sorted_total_points)
|
|
return [(rank, item._asdict()) for rank, item in total_rank]
|