99 lines
4.2 KiB
Python
99 lines
4.2 KiB
Python
from datetime import timedelta
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from django.core.exceptions import ValidationError
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from django.db import connection
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from django.template.defaultfilters import floatformat
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from django.urls import reverse
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from django.utils.html import format_html
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from django.utils.safestring import mark_safe
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from django.utils.translation import gettext_lazy
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from judge.contest_format.default import DefaultContestFormat
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from judge.contest_format.registry import register_contest_format
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from judge.timezone import from_database_time
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from judge.utils.timedelta import nice_repr
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@register_contest_format('ioi')
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class IOIContestFormat(DefaultContestFormat):
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name = gettext_lazy('IOI')
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config_defaults = {'cumtime': False}
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'''
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cumtime: Specify True if time penalties are to be computed. Defaults to False.
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'''
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@classmethod
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def validate(cls, config):
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if config is None:
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return
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if not isinstance(config, dict):
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raise ValidationError('IOI-styled contest expects no config or dict as config')
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for key, value in config.items():
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if key not in cls.config_defaults:
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raise ValidationError('unknown config key "%s"' % key)
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if not isinstance(value, type(cls.config_defaults[key])):
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raise ValidationError('invalid type for config key "%s"' % key)
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def __init__(self, contest, config):
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self.config = self.config_defaults.copy()
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self.config.update(config or {})
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self.contest = contest
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def update_participation(self, participation):
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cumtime = 0
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points = 0
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format_data = {}
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with connection.cursor() as cursor:
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cursor.execute('''
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SELECT MAX(cs.points) as `score`, (
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SELECT MIN(csub.date)
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FROM judge_contestsubmission ccs LEFT OUTER JOIN
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judge_submission csub ON (csub.id = ccs.submission_id)
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WHERE ccs.problem_id = cp.id AND ccs.participation_id = %s AND ccs.points = MAX(cs.points)
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) AS `time`, cp.id AS `prob`
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FROM judge_contestproblem cp INNER JOIN
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judge_contestsubmission cs ON (cs.problem_id = cp.id AND cs.participation_id = %s) LEFT OUTER JOIN
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judge_submission sub ON (sub.id = cs.submission_id)
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GROUP BY cp.id
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''', (participation.id, participation.id))
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for score, time, prob in cursor.fetchall():
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if self.config['cumtime']:
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dt = (from_database_time(time) - participation.start).total_seconds()
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if score:
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cumtime += dt
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else:
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dt = 0
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format_data[str(prob)] = {'time': dt, 'points': score}
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points += score
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participation.cumtime = max(cumtime, 0)
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participation.score = points
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participation.format_data = format_data
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participation.save()
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def display_user_problem(self, participation, contest_problem):
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format_data = (participation.format_data or {}).get(str(contest_problem.id))
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if format_data:
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return format_html(
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'<td class="{state}"><a href="{url}">{points}<div class="solving-time">{time}</div></a></td>',
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state=(('pretest-' if self.contest.run_pretests_only and contest_problem.is_pretested else '') +
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self.best_solution_state(format_data['points'], contest_problem.points)),
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url=reverse('contest_user_submissions',
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args=[self.contest.key, participation.user.user.username, contest_problem.problem.code]),
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points=floatformat(format_data['points']),
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time=nice_repr(timedelta(seconds=format_data['time']), 'noday') if self.config['cumtime'] else '',
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)
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else:
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return mark_safe('<td></td>')
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def display_participation_result(self, participation):
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return format_html(
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'<td class="user-points">{points}<div class="solving-time">{cumtime}</div></td>',
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points=floatformat(participation.score),
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cumtime=nice_repr(timedelta(seconds=participation.cumtime), 'noday') if self.config['cumtime'] else '',
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)
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