import hashlib
import hmac
from django.conf import settings
from django.core.exceptions import ObjectDoesNotExist
from django.db import models
from django.urls import reverse
from django.utils.functional import cached_property
from django.utils.translation import gettext_lazy as _
from judge.judgeapi import abort_submission, judge_submission
from judge.models.problem import Problem, TranslatedProblemForeignKeyQuerySet
from judge.models.profile import Profile
from judge.models.runtime import Language
from judge.utils.unicode import utf8bytes
__all__ = ['SUBMISSION_RESULT', 'Submission', 'SubmissionSource', 'SubmissionTestCase']
SUBMISSION_RESULT = (
('AC', _('Accepted')),
('WA', _('Wrong Answer')),
('TLE', _('Time Limit Exceeded')),
('MLE', _('Memory Limit Exceeded')),
('OLE', _('Output Limit Exceeded')),
('IR', _('Invalid Return')),
('RTE', _('Runtime Error')),
('CE', _('Compile Error')),
('IE', _('Internal Error')),
('SC', _('Short circuit')),
('AB', _('Aborted')),
)
class Submission(models.Model):
STATUS = (
('QU', _('Queued')),
('P', _('Processing')),
('G', _('Grading')),
('D', _('Completed')),
('IE', _('Internal Error')),
('CE', _('Compile Error')),
('AB', _('Aborted')),
)
IN_PROGRESS_GRADING_STATUS = ('QU', 'P', 'G')
RESULT = SUBMISSION_RESULT
USER_DISPLAY_CODES = {
'AC': _('Accepted'),
'WA': _('Wrong Answer'),
'SC': "Short Circuited",
'TLE': _('Time Limit Exceeded'),
'MLE': _('Memory Limit Exceeded'),
'OLE': _('Output Limit Exceeded'),
'IR': _('Invalid Return'),
'RTE': _('Runtime Error'),
'CE': _('Compile Error'),
'IE': _('Internal Error (judging server error)'),
'QU': _('Queued'),
'P': _('Processing'),
'G': _('Grading'),
'D': _('Completed'),
'AB': _('Aborted'),
}
user = models.ForeignKey(Profile, on_delete=models.CASCADE)
problem = models.ForeignKey(Problem, on_delete=models.CASCADE)
date = models.DateTimeField(verbose_name=_('submission time'), auto_now_add=True, db_index=True)
time = models.FloatField(verbose_name=_('execution time'), null=True, db_index=True)
memory = models.FloatField(verbose_name=_('memory usage'), null=True)
points = models.FloatField(verbose_name=_('points granted'), null=True, db_index=True)
language = models.ForeignKey(Language, verbose_name=_('submission language'), on_delete=models.CASCADE)
status = models.CharField(verbose_name=_('status'), max_length=2, choices=STATUS, default='QU', db_index=True)
result = models.CharField(verbose_name=_('result'), max_length=3, choices=SUBMISSION_RESULT,
default=None, null=True, blank=True, db_index=True)
error = models.TextField(verbose_name=_('compile errors'), null=True, blank=True)
current_testcase = models.IntegerField(default=0)
batch = models.BooleanField(verbose_name=_('batched cases'), default=False)
case_points = models.FloatField(verbose_name=_('test case points'), default=0)
case_total = models.FloatField(verbose_name=_('test case total points'), default=0)
judged_on = models.ForeignKey('Judge', verbose_name=_('judged on'), null=True, blank=True,
on_delete=models.SET_NULL)
judged_date = models.DateTimeField(verbose_name=_('submission judge time'), default=None, null=True)
was_rejudged = models.BooleanField(verbose_name=_('was rejudged by admin'), default=False)
is_pretested = models.BooleanField(verbose_name=_('was ran on pretests only'), default=False)
contest_object = models.ForeignKey('Contest', verbose_name=_('contest'), null=True, blank=True,
on_delete=models.SET_NULL, related_name='+')
objects = TranslatedProblemForeignKeyQuerySet.as_manager()
@classmethod
def result_class_from_code(cls, result, case_points, case_total):
if result == 'AC':
if case_points == case_total:
return 'AC'
return '_AC'
return result
@property
def result_class(self):
# This exists to save all these conditionals from being executed (slowly) in each row.jade template
if self.status in ('IE', 'CE'):
return self.status
return Submission.result_class_from_code(self.result, self.case_points, self.case_total)
@property
def memory_bytes(self):
return self.memory * 1024 if self.memory is not None else 0
@property
def short_status(self):
return self.result or self.status
@property
def long_status(self):
return Submission.USER_DISPLAY_CODES.get(self.short_status, '')
def judge(self, *args, **kwargs):
judge_submission(self, *args, **kwargs)
judge.alters_data = True
def abort(self):
abort_submission(self)
abort.alters_data = True
def update_contest(self):
try:
contest = self.contest
except AttributeError:
return
contest_problem = contest.problem
contest.points = round(self.case_points / self.case_total * contest_problem.points
if self.case_total > 0 else 0, 3)
if not contest_problem.partial and contest.points != contest_problem.points:
contest.points = 0
contest.save()
contest.participation.recompute_results()
update_contest.alters_data = True
@property
def is_graded(self):
return self.status not in ('QU', 'P', 'G')
@cached_property
def contest_key(self):
if hasattr(self, 'contest'):
return self.contest_object.key
def __str__(self):
return 'Submission %d of %s by %s' % (self.id, self.problem, self.user.user.username)
def get_absolute_url(self):
return reverse('submission_status', args=(self.id,))
@cached_property
def contest_or_none(self):
try:
return self.contest
except ObjectDoesNotExist:
return None
@classmethod
def get_id_secret(cls, sub_id):
return (hmac.new(utf8bytes(settings.EVENT_DAEMON_SUBMISSION_KEY), b'%d' % sub_id, hashlib.sha512)
.hexdigest()[:16] + '%08x' % sub_id)
@cached_property
def id_secret(self):
return self.get_id_secret(self.id)
class Meta:
permissions = (
('abort_any_submission', 'Abort any submission'),
('rejudge_submission', 'Rejudge the submission'),
('rejudge_submission_lot', 'Rejudge a lot of submissions'),
('spam_submission', 'Submit without limit'),
('view_all_submission', 'View all submission'),
('resubmit_other', "Resubmit others' submission"),
)
verbose_name = _('submission')
verbose_name_plural = _('submissions')
class SubmissionSource(models.Model):
submission = models.OneToOneField(Submission, on_delete=models.CASCADE, verbose_name=_('associated submission'),
related_name='source')
source = models.TextField(verbose_name=_('source code'), max_length=65536)
def __str__(self):
return 'Source of %s' % self.submission
class SubmissionTestCase(models.Model):
RESULT = SUBMISSION_RESULT
submission = models.ForeignKey(Submission, verbose_name=_('associated submission'),
related_name='test_cases', on_delete=models.CASCADE)
case = models.IntegerField(verbose_name=_('test case ID'))
status = models.CharField(max_length=3, verbose_name=_('status flag'), choices=SUBMISSION_RESULT)
time = models.FloatField(verbose_name=_('execution time'), null=True)
memory = models.FloatField(verbose_name=_('memory usage'), null=True)
points = models.FloatField(verbose_name=_('points granted'), null=True)
total = models.FloatField(verbose_name=_('points possible'), null=True)
batch = models.IntegerField(verbose_name=_('batch number'), null=True)
feedback = models.CharField(max_length=50, verbose_name=_('judging feedback'), blank=True)
extended_feedback = models.TextField(verbose_name=_('extended judging feedback'), blank=True)
output = models.TextField(verbose_name=_('program output'), blank=True)
@property
def long_status(self):
return Submission.USER_DISPLAY_CODES.get(self.status, '')
class Meta:
unique_together = ('submission', 'case')
verbose_name = _('submission test case')
verbose_name_plural = _('submission test cases')