NDOJ/judge/views/organization.py
2022-05-28 02:29:25 -05:00

636 lines
22 KiB
Python

from django import forms
from django.conf import settings
from django.contrib import messages
from django.contrib.auth.mixins import LoginRequiredMixin
from django.core.cache import cache
from django.core.cache.utils import make_template_fragment_key
from django.core.exceptions import PermissionDenied
from django.db import transaction
from django.db.models import Count, Q, Value, BooleanField
from django.db.utils import ProgrammingError
from django.forms import Form, modelformset_factory
from django.http import (
Http404,
HttpResponsePermanentRedirect,
HttpResponseRedirect,
HttpResponseBadRequest,
)
from django.urls import reverse
from django.utils import timezone
from django.utils.safestring import mark_safe
from django.utils.translation import gettext as _, gettext_lazy, ungettext
from django.views.generic import DetailView, FormView, ListView, UpdateView, View
from django.views.generic.detail import (
SingleObjectMixin,
SingleObjectTemplateResponseMixin,
)
from django.core.paginator import Paginator
from reversion import revisions
from judge.forms import EditOrganizationForm
from judge.models import (
BlogPost,
Comment,
Organization,
OrganizationRequest,
Problem,
Profile,
Contest,
)
from judge.utils.ranker import ranker
from judge.utils.views import (
TitleMixin,
generic_message,
QueryStringSortMixin,
DiggPaginatorMixin,
)
from judge.views.problem import ProblemList
from judge.views.contests import ContestList
__all__ = [
"OrganizationList",
"OrganizationHome",
"OrganizationUsers",
"OrganizationProblems",
"OrganizationContests",
"OrganizationMembershipChange",
"JoinOrganization",
"LeaveOrganization",
"EditOrganization",
"RequestJoinOrganization",
"OrganizationRequestDetail",
"OrganizationRequestView",
"OrganizationRequestLog",
"KickUserWidgetView",
]
class OrganizationBase(object):
def can_edit_organization(self, org=None):
if org is None:
org = self.object
if not self.request.user.is_authenticated:
return False
profile_id = self.request.profile.id
return (
org.admins.filter(id=profile_id).exists() or org.registrant_id == profile_id
)
def is_member(self, org=None):
if org is None:
org = self.object
return (
self.request.profile in org if self.request.user.is_authenticated else False
)
def can_access(self, org):
if self.request.user.is_superuser:
return True
if org is None:
org = self.object
return self.is_member(org) or self.can_edit_organization(org)
class OrganizationMixin(OrganizationBase):
context_object_name = "organization"
model = Organization
def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
context["logo_override_image"] = self.object.logo_override_image
return context
def dispatch(self, request, *args, **kwargs):
try:
return super(OrganizationMixin, self).dispatch(request, *args, **kwargs)
except Http404:
key = kwargs.get(self.slug_url_kwarg, None)
if key:
return generic_message(
request,
_("No such organization"),
_('Could not find an organization with the key "%s".') % key,
)
else:
return generic_message(
request,
_("No such organization"),
_("Could not find such organization."),
)
class OrganizationDetailView(OrganizationMixin, DetailView):
def get(self, request, *args, **kwargs):
self.object = self.get_object()
if self.object.slug != kwargs["slug"]:
return HttpResponsePermanentRedirect(
request.get_full_path().replace(kwargs["slug"], self.object.slug)
)
context = self.get_context_data(object=self.object)
return self.render_to_response(context)
def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
context["can_edit"] = self.can_edit_organization()
context["is_member"] = self.is_member()
return context
class OrganizationList(TitleMixin, ListView, OrganizationBase):
model = Organization
context_object_name = "organizations"
template_name = "organization/list.html"
title = gettext_lazy("Organizations")
def get_queryset(self):
return (
super(OrganizationList, self)
.get_queryset()
.annotate(member_count=Count("member"))
)
def get_context_data(self, **kwargs):
context = super(OrganizationList, self).get_context_data(**kwargs)
if self.request.profile:
context["my_organizations"] = self.request.profile.organizations.all()
return context
class OrganizationHome(OrganizationDetailView):
template_name = "organization/home.html"
def get_posts(self):
posts = (
BlogPost.objects.filter(
visible=True,
publish_on__lte=timezone.now(),
is_organization_private=True,
organizations=self.object,
)
.order_by("-sticky", "-publish_on")
.prefetch_related("authors__user", "organizations")
)
paginator = Paginator(posts, 10)
page_number = self.request.GET.get("page", 1)
posts = paginator.get_page(page_number)
return posts
def get_context_data(self, **kwargs):
context = super(OrganizationHome, self).get_context_data(**kwargs)
context["title"] = self.object.name
context["new_problems"] = Problem.objects.filter(
is_public=True, is_organization_private=True, organizations=self.object
).order_by("-date", "-id")[: settings.DMOJ_BLOG_NEW_PROBLEM_COUNT]
context["new_contests"] = Contest.objects.filter(
is_visible=True, is_organization_private=True, organizations=self.object
).order_by("-end_time", "-id")[: settings.DMOJ_BLOG_NEW_CONTEST_COUNT]
context["posts"] = self.get_posts()
context["post_comment_counts"] = {
int(page[2:]): count
for page, count in Comment.objects.filter(
page__in=["b:%d" % post.id for post in context["posts"]], hidden=False
)
.values_list("page")
.annotate(count=Count("page"))
.order_by()
}
context["pending_count"] = OrganizationRequest.objects.filter(
state="P", organization=self.object
).count()
now = timezone.now()
visible_contests = (
Contest.get_visible_contests(self.request.user)
.filter(
is_visible=True, is_organization_private=True, organizations=self.object
)
.order_by("start_time")
)
context["current_contests"] = visible_contests.filter(
start_time__lte=now, end_time__gt=now
)
context["future_contests"] = visible_contests.filter(start_time__gt=now)
context["top_rated"] = self.object.members.filter(is_unlisted=False).order_by(
"-rating"
)[:10]
context["top_scorer"] = self.object.members.filter(is_unlisted=False).order_by(
"-performance_points"
)[:10]
context["page_type"] = "home"
return context
class OrganizationUsers(QueryStringSortMixin, OrganizationDetailView):
template_name = "organization/users.html"
all_sorts = frozenset(("points", "problem_count", "rating", "performance_points"))
default_desc = all_sorts
default_sort = "-performance_points"
def get_context_data(self, **kwargs):
context = super(OrganizationUsers, self).get_context_data(**kwargs)
context["title"] = _("%s Members") % self.object.name
context["partial"] = True
context["can_edit"] = self.can_edit_organization()
context["kick_url"] = reverse(
"organization_user_kick", args=[self.object.id, self.object.slug]
)
context["users"] = ranker(
self.get_object()
.members.filter(is_unlisted=False)
.order_by(self.order, "id")
.select_related("user")
.only(
"display_rank",
"user__username",
"points",
"rating",
"performance_points",
"problem_count",
)
)
context["first_page_href"] = "."
context["page_type"] = "users"
context.update(self.get_sort_context())
return context
class OrganizationExternalMixin(OrganizationBase):
organization_id = None
organization = None
def get_organization_from_url(self, request, *args, **kwargs):
try:
self.organization_id = int(kwargs["pk"])
self.organization = Organization.objects.get(id=self.organization_id)
except:
return HttpResponseBadRequest()
if self.organization.slug != kwargs["slug"]:
return HttpResponsePermanentRedirect(
request.get_full_path().replace(kwargs["slug"], self.object.slug)
)
return None
def edit_context_data(self, context):
context["is_member"] = self.is_member(self.organization)
context["can_edit"] = self.can_edit_organization(self.organization)
context["organization"] = self.organization
context["logo_override_image"] = self.organization.logo_override_image
context.pop("organizations")
class OrganizationProblems(ProblemList, OrganizationExternalMixin):
template_name = "organization/problems.html"
def get_queryset(self):
self.org_query = [self.organization_id]
return super().get_normal_queryset()
def get(self, request, *args, **kwargs):
ret = super().get_organization_from_url(request, *args, **kwargs)
if ret:
return ret
if not self.can_access(self.organization):
return HttpResponseBadRequest()
self.setup_problem_list(request)
return super().get(request, *args, **kwargs)
def get_context_data(self, **kwargs):
context = super(OrganizationProblems, self).get_context_data(**kwargs)
self.edit_context_data(context)
context["page_type"] = "problems"
return context
class OrganizationContests(ContestList, OrganizationExternalMixin):
template_name = "organization/contests.html"
def get_queryset(self):
self.org_query = [self.organization_id]
return super().get_queryset()
def get(self, request, *args, **kwargs):
ret = super().get_organization_from_url(request, *args, **kwargs)
if ret:
return ret
if not self.can_access(self.organization):
return HttpResponseBadRequest()
return super().get(request, *args, **kwargs)
def get_context_data(self, **kwargs):
context = super(OrganizationContests, self).get_context_data(**kwargs)
self.edit_context_data(context)
context["page_type"] = "contests"
return context
class OrganizationMembershipChange(
LoginRequiredMixin, OrganizationMixin, SingleObjectMixin, View
):
def post(self, request, *args, **kwargs):
org = self.get_object()
response = self.handle(request, org, request.profile)
if response is not None:
return response
return HttpResponseRedirect(org.get_absolute_url())
def handle(self, request, org, profile):
raise NotImplementedError()
class JoinOrganization(OrganizationMembershipChange):
def handle(self, request, org, profile):
if profile.organizations.filter(id=org.id).exists():
return generic_message(
request,
_("Joining organization"),
_("You are already in the organization."),
)
if not org.is_open:
return generic_message(
request, _("Joining organization"), _("This organization is not open.")
)
max_orgs = settings.DMOJ_USER_MAX_ORGANIZATION_COUNT
if profile.organizations.filter(is_open=True).count() >= max_orgs:
return generic_message(
request,
_("Joining organization"),
_(
"You may not be part of more than {count} public organizations."
).format(count=max_orgs),
)
profile.organizations.add(org)
profile.save()
cache.delete(make_template_fragment_key("org_member_count", (org.id,)))
class LeaveOrganization(OrganizationMembershipChange):
def handle(self, request, org, profile):
if not profile.organizations.filter(id=org.id).exists():
return generic_message(
request,
_("Leaving organization"),
_('You are not in "%s".') % org.short_name,
)
profile.organizations.remove(org)
cache.delete(make_template_fragment_key("org_member_count", (org.id,)))
class OrganizationRequestForm(Form):
reason = forms.CharField(widget=forms.Textarea)
class RequestJoinOrganization(LoginRequiredMixin, SingleObjectMixin, FormView):
model = Organization
slug_field = "key"
slug_url_kwarg = "key"
template_name = "organization/requests/request.html"
form_class = OrganizationRequestForm
def dispatch(self, request, *args, **kwargs):
self.object = self.get_object()
return super(RequestJoinOrganization, self).dispatch(request, *args, **kwargs)
def get_context_data(self, **kwargs):
context = super(RequestJoinOrganization, self).get_context_data(**kwargs)
if self.object.is_open:
raise Http404()
context["title"] = _("Request to join %s") % self.object.name
return context
def form_valid(self, form):
request = OrganizationRequest()
request.organization = self.get_object()
request.user = self.request.profile
request.reason = form.cleaned_data["reason"]
request.state = "P"
request.save()
return HttpResponseRedirect(
reverse(
"request_organization_detail",
args=(
request.organization.id,
request.organization.slug,
request.id,
),
)
)
class OrganizationRequestDetail(LoginRequiredMixin, TitleMixin, DetailView):
model = OrganizationRequest
template_name = "organization/requests/detail.html"
title = gettext_lazy("Join request detail")
pk_url_kwarg = "rpk"
def get_object(self, queryset=None):
object = super(OrganizationRequestDetail, self).get_object(queryset)
profile = self.request.profile
if (
object.user_id != profile.id
and not object.organization.admins.filter(id=profile.id).exists()
):
raise PermissionDenied()
return object
OrganizationRequestFormSet = modelformset_factory(
OrganizationRequest, extra=0, fields=("state",), can_delete=True
)
class OrganizationRequestBaseView(
TitleMixin,
LoginRequiredMixin,
SingleObjectTemplateResponseMixin,
SingleObjectMixin,
View,
):
model = Organization
slug_field = "key"
slug_url_kwarg = "key"
tab = None
def get_object(self, queryset=None):
organization = super(OrganizationRequestBaseView, self).get_object(queryset)
if not (
organization.admins.filter(id=self.request.profile.id).exists()
or organization.registrant_id == self.request.profile.id
):
raise PermissionDenied()
return organization
def get_content_title(self):
href = reverse("organization_home", args=[self.object.id, self.object.slug])
return mark_safe(
f'Manage join requests for <a href="{href}">{self.object.name}</a>'
)
def get_context_data(self, **kwargs):
context = super(OrganizationRequestBaseView, self).get_context_data(**kwargs)
context["title"] = _("Managing join requests for %s") % self.object.name
context["tab"] = self.tab
return context
class OrganizationRequestView(OrganizationRequestBaseView):
template_name = "organization/requests/pending.html"
tab = "pending"
def get_context_data(self, **kwargs):
context = super(OrganizationRequestView, self).get_context_data(**kwargs)
context["formset"] = self.formset
return context
def get(self, request, *args, **kwargs):
self.object = self.get_object()
self.formset = OrganizationRequestFormSet(
queryset=OrganizationRequest.objects.filter(
state="P", organization=self.object
),
)
context = self.get_context_data(object=self.object)
return self.render_to_response(context)
def post(self, request, *args, **kwargs):
self.object = organization = self.get_object()
self.formset = formset = OrganizationRequestFormSet(request.POST, request.FILES)
if formset.is_valid():
if organization.slots is not None:
deleted_set = set(formset.deleted_forms)
to_approve = sum(
form.cleaned_data["state"] == "A"
for form in formset.forms
if form not in deleted_set
)
can_add = organization.slots - organization.members.count()
if to_approve > can_add:
messages.error(
request,
_(
"Your organization can only receive %d more members. "
"You cannot approve %d users."
)
% (can_add, to_approve),
)
return self.render_to_response(
self.get_context_data(object=organization)
)
approved, rejected = 0, 0
for obj in formset.save():
if obj.state == "A":
obj.user.organizations.add(obj.organization)
approved += 1
elif obj.state == "R":
rejected += 1
messages.success(
request,
ungettext("Approved %d user.", "Approved %d users.", approved)
% approved
+ "\n"
+ ungettext("Rejected %d user.", "Rejected %d users.", rejected)
% rejected,
)
cache.delete(
make_template_fragment_key("org_member_count", (organization.id,))
)
return HttpResponseRedirect(request.get_full_path())
return self.render_to_response(self.get_context_data(object=organization))
put = post
class OrganizationRequestLog(OrganizationRequestBaseView):
states = ("A", "R")
tab = "log"
template_name = "organization/requests/log.html"
def get(self, request, *args, **kwargs):
self.object = self.get_object()
context = self.get_context_data(object=self.object)
return self.render_to_response(context)
def get_context_data(self, **kwargs):
context = super(OrganizationRequestLog, self).get_context_data(**kwargs)
context["requests"] = self.object.requests.filter(state__in=self.states)
return context
class EditOrganization(LoginRequiredMixin, TitleMixin, OrganizationMixin, UpdateView):
template_name = "organization/edit.html"
model = Organization
form_class = EditOrganizationForm
def get_title(self):
return _("Editing %s") % self.object.name
def get_object(self, queryset=None):
object = super(EditOrganization, self).get_object()
if not self.can_edit_organization(object):
raise PermissionDenied()
return object
def get_form(self, form_class=None):
form = super(EditOrganization, self).get_form(form_class)
form.fields["admins"].queryset = Profile.objects.filter(
Q(organizations=self.object) | Q(admin_of=self.object)
).distinct()
return form
def form_valid(self, form):
with transaction.atomic(), revisions.create_revision():
revisions.set_comment(_("Edited from site"))
revisions.set_user(self.request.user)
return super(EditOrganization, self).form_valid(form)
def dispatch(self, request, *args, **kwargs):
try:
return super(EditOrganization, self).dispatch(request, *args, **kwargs)
except PermissionDenied:
return generic_message(
request,
_("Can't edit organization"),
_("You are not allowed to edit this organization."),
status=403,
)
class KickUserWidgetView(
LoginRequiredMixin, OrganizationMixin, SingleObjectMixin, View
):
def post(self, request, *args, **kwargs):
organization = self.get_object()
if not self.can_edit_organization(organization):
return generic_message(
request,
_("Can't edit organization"),
_("You are not allowed to kick people from this organization."),
status=403,
)
try:
user = Profile.objects.get(id=request.POST.get("user", None))
except Profile.DoesNotExist:
return generic_message(
request,
_("Can't kick user"),
_("The user you are trying to kick does not exist!"),
status=400,
)
if not organization.members.filter(id=user.id).exists():
return generic_message(
request,
_("Can't kick user"),
_("The user you are trying to kick is not in organization: %s.")
% organization.name,
status=400,
)
organization.members.remove(user)
return HttpResponseRedirect(organization.get_users_url())