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

330 lines
14 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
from django.forms import Form, modelformset_factory
from django.http import Http404, HttpResponsePermanentRedirect, HttpResponseRedirect
from django.urls import reverse
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 reversion import revisions
from judge.forms import EditOrganizationForm
from judge.models import Organization, OrganizationRequest, Profile
from judge.utils.ranker import ranker
from judge.utils.views import TitleMixin, generic_message
__all__ = ['OrganizationList', 'OrganizationHome', 'OrganizationUsers', 'OrganizationMembershipChange',
'JoinOrganization', 'LeaveOrganization', 'EditOrganization', 'RequestJoinOrganization',
'OrganizationRequestDetail', 'OrganizationRequestView', 'OrganizationRequestLog',
'KickUserWidgetView']
class OrganizationMixin(object):
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.'))
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
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)
class OrganizationList(TitleMixin, ListView):
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'))
class OrganizationHome(OrganizationDetailView):
template_name = 'organization/home.html'
def get_context_data(self, **kwargs):
context = super(OrganizationHome, self).get_context_data(**kwargs)
context['title'] = self.object.name
context['can_edit'] = self.can_edit_organization()
return context
class OrganizationUsers(OrganizationDetailView):
template_name = 'organization/users.html'
def get_context_data(self, **kwargs):
context = super(OrganizationUsers, self).get_context_data(**kwargs)
context['title'] = _('%s Members') % self.object.name
context['users'] = \
ranker(self.object.members.filter(is_unlisted=False).order_by('-performance_points', '-problem_count')
.select_related('user').defer('about', 'user_script', 'notes'))
context['partial'] = True
context['is_admin'] = self.can_edit_organization()
context['kick_url'] = reverse('organization_user_kick', args=[self.object.id, self.object.slug])
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(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_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())