NDOJ/judge/views/status.py
2020-01-21 15:35:58 +09:00

111 lines
3.4 KiB
Python

from collections import defaultdict
from functools import partial
from django.shortcuts import render
from django.utils import six
from django.utils.translation import gettext as _
from packaging import version
from judge.models import Judge, Language, RuntimeVersion
__all__ = ['status_all', 'status_table']
def get_judges(request):
if request.user.is_superuser or request.user.is_staff:
return True, Judge.objects.order_by('-online', 'name')
else:
return False, Judge.objects.filter(online=True)
def status_all(request):
see_all, judges = get_judges(request)
return render(request, 'status/judge-status.html', {
'title': _('Status'),
'judges': judges,
'see_all_judges': see_all,
})
def status_table(request):
see_all, judges = get_judges(request)
return render(request, 'status/judge-status-table.html', {
'judges': judges,
'see_all_judges': see_all,
})
class LatestList(list):
__slots__ = ('versions', 'is_latest')
def compare_version_list(x, y):
if sorted(x.keys()) != sorted(y.keys()):
return False
for k in x.keys():
if len(x[k]) != len(y[k]):
return False
for a, b in zip(x[k], y[k]):
if a.name != b.name:
return False
if a.version != b.version:
return False
return True
def version_matrix(request):
matrix = defaultdict(partial(defaultdict, LatestList))
latest = defaultdict(list)
groups = defaultdict(list)
judges = {judge.id: judge.name for judge in Judge.objects.filter(online=True)}
languages = Language.objects.filter(judges__online=True).distinct()
for runtime in RuntimeVersion.objects.filter(judge__online=True).order_by('priority'):
matrix[runtime.judge_id][runtime.language_id].append(runtime)
for judge, data in six.iteritems(matrix):
name_tuple = judges[judge].rpartition('.')
groups[name_tuple[0] or name_tuple[-1]].append((judges[judge], data))
matrix = {}
for group, data in six.iteritems(groups):
if len(data) == 1:
judge, data = data[0]
matrix[judge] = data
continue
ds = list(range(len(data)))
size = [1] * len(data)
for i, (p, x) in enumerate(data):
if ds[i] != i:
continue
for j, (q, y) in enumerate(data):
if i != j and compare_version_list(x, y):
ds[j] = i
size[i] += 1
size[j] = 0
rep = max(range(len(data)), key=size.__getitem__)
matrix[group] = data[rep][1]
for i, (j, x) in enumerate(data):
if ds[i] != rep:
matrix[j] = x
for data in six.itervalues(matrix):
for language, versions in six.iteritems(data):
versions.versions = [version.parse(runtime.version) for runtime in versions]
if versions.versions > latest[language]:
latest[language] = versions.versions
for data in six.itervalues(matrix):
for language, versions in six.iteritems(data):
versions.is_latest = versions.versions == latest[language]
languages = sorted(languages, key=lambda lang: version.parse(lang.name))
return render(request, 'status/versions.html', {
'title': _('Version matrix'),
'judges': sorted(matrix.keys()),
'languages': languages,
'matrix': matrix,
})