plateforme-tfjm2/apps/participation/views.py

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# Copyright (C) 2020 by Animath
# SPDX-License-Identifier: GPL-3.0-or-later
from io import BytesIO
from zipfile import ZipFile
from django.contrib.auth.mixins import LoginRequiredMixin
from django.contrib.sites.models import Site
from django.core.exceptions import PermissionDenied
from django.core.mail import send_mail
from django.db import transaction
from django.http import HttpResponse
from django.shortcuts import redirect
from django.template.loader import render_to_string
from django.urls import reverse_lazy
from django.utils.translation import gettext_lazy as _
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from django.views.generic import CreateView, DetailView, FormView, RedirectView, TemplateView, UpdateView
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from django.views.generic.edit import FormMixin, ProcessFormView
from django_tables2 import SingleTableView
from magic import Magic
from registration.models import AdminRegistration
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from tfjm.lists import get_sympa_client
from tfjm.matrix import Matrix
from tfjm.views import AdminMixin
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from .forms import JoinTeamForm, ParticipationForm, RequestValidationForm, TeamForm, ValidateParticipationForm, \
TournamentForm
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from .models import Participation, Team, Tournament
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from .tables import TeamTable, TournamentTable, ParticipationTable
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class CreateTeamView(LoginRequiredMixin, CreateView):
"""
Display the page to create a team for new users.
"""
model = Team
form_class = TeamForm
extra_context = dict(title=_("Create team"))
template_name = "participation/create_team.html"
def dispatch(self, request, *args, **kwargs):
user = request.user
if not user.is_authenticated:
return super().handle_no_permission()
registration = user.registration
if not registration.participates:
raise PermissionDenied(_("You don't participate, so you can't create a team."))
elif registration.team:
raise PermissionDenied(_("You are already in a team."))
return super().dispatch(request, *args, **kwargs)
@transaction.atomic
def form_valid(self, form):
"""
When a team is about to be created, the user automatically
joins the team, a mailing list got created and the user is
automatically subscribed to this mailing list, and finally
a Matrix room is created and the user is invited in this room.
"""
ret = super().form_valid(form)
# The user joins the team
user = self.request.user
registration = user.registration
registration.team = form.instance
registration.save()
# Subscribe the user mail address to the team mailing list
get_sympa_client().subscribe(user.email, f"equipe-{form.instance.trigram.lower()}", False,
f"{user.first_name} {user.last_name}")
# Invite the user in the team Matrix room
Matrix.invite(f"#equipe-{form.instance.trigram.lower()}:tfjm.org",
f"@{user.registration.matrix_username}:tfjm.org")
return ret
class JoinTeamView(LoginRequiredMixin, FormView):
"""
Participants can join a team with the access code of the team.
"""
model = Team
form_class = JoinTeamForm
extra_context = dict(title=_("Join team"))
template_name = "participation/create_team.html"
def dispatch(self, request, *args, **kwargs):
user = request.user
if not user.is_authenticated:
return super().handle_no_permission()
registration = user.registration
if not registration.participates:
raise PermissionDenied(_("You don't participate, so you can't create a team."))
elif registration.team:
raise PermissionDenied(_("You are already in a team."))
return super().dispatch(request, *args, **kwargs)
@transaction.atomic
def form_valid(self, form):
"""
When a user joins a team, the user is automatically subscribed to
the team mailing list,the user is invited in the team Matrix room.
"""
self.object = form.instance
ret = super().form_valid(form)
# Join the team
user = self.request.user
registration = user.registration
registration.team = form.instance
registration.save()
# Subscribe to the team mailing list
get_sympa_client().subscribe(user.email, f"equipe-{form.instance.trigram.lower()}", False,
f"{user.first_name} {user.last_name}")
# Invite the user in the team Matrix room
Matrix.invite(f"#equipe-{form.instance.trigram.lower()}:tfjm.org",
f"@{user.registration.matrix_username}:tfjm.org")
return ret
def get_success_url(self):
return reverse_lazy("participation:team_detail", args=(self.object.pk,))
class TeamListView(AdminMixin, SingleTableView):
"""
Display the whole list of teams
"""
model = Team
table_class = TeamTable
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ordering = ('trigram',)
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class MyTeamDetailView(LoginRequiredMixin, RedirectView):
"""
Redirect to the detail of the team in which the user is.
"""
def get_redirect_url(self, *args, **kwargs):
user = self.request.user
registration = user.registration
if registration.participates:
if registration.team:
return reverse_lazy("participation:team_detail", args=(registration.team_id,))
raise PermissionDenied(_("You are not in a team."))
raise PermissionDenied(_("You don't participate, so you don't have any team."))
class TeamDetailView(LoginRequiredMixin, FormMixin, ProcessFormView, DetailView):
"""
Display the detail of a team.
"""
model = Team
def get(self, request, *args, **kwargs):
user = request.user
self.object = self.get_object()
# Ensure that the user is an admin or a member of the team
if user.registration.is_admin or user.registration.participates and \
user.registration.team and user.registration.team.pk == kwargs["pk"]:
return super().get(request, *args, **kwargs)
raise PermissionDenied
def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
team = self.get_object()
context["title"] = _("Detail of team {trigram}").format(trigram=self.object.trigram)
context["request_validation_form"] = RequestValidationForm(self.request.POST or None)
context["validation_form"] = ValidateParticipationForm(self.request.POST or None)
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# A team is complete when there are at least 4 members plus a coache that have sent their authorizations,
# their health sheet, they confirmed their email address and under-18 people sent their parental authorization.
context["can_validate"] = team.students.count() >= 4 and team.coachs.exists() and \
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all(r.email_confirmed for r in team.students.all()) and \
all(r.photo_authorization for r in team.participants.all()) and \
all(r.health_sheet for r in team.participants.all()) and \
all(r.parental_authorization for r in team.students.all() if r.under_18)
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return context
def get_form_class(self):
if not self.request.POST:
return RequestValidationForm
elif self.request.POST["_form_type"] == "RequestValidationForm":
return RequestValidationForm
elif self.request.POST["_form_type"] == "ValidateParticipationForm":
return ValidateParticipationForm
def form_valid(self, form):
self.object = self.get_object()
if isinstance(form, RequestValidationForm):
return self.handle_request_validation(form)
elif isinstance(form, ValidateParticipationForm):
return self.handle_validate_participation(form)
def handle_request_validation(self, form):
"""
A team requests to be validated
"""
if not self.request.user.registration.participates:
form.add_error(None, _("You don't participate, so you can't request the validation of the team."))
return self.form_invalid(form)
if self.object.participation.valid is not None:
form.add_error(None, _("The validation of the team is already done or pending."))
return self.form_invalid(form)
if not self.get_context_data()["can_validate"]:
form.add_error(None, _("The team can't be validated: missing email address confirmations, "
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"authorizations, people or the chosen problem is not set."))
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return self.form_invalid(form)
self.object.participation.valid = False
self.object.participation.save()
for admin in AdminRegistration.objects.all():
mail_context = dict(user=admin.user, team=self.object, domain=Site.objects.first().domain)
mail_plain = render_to_string("participation/mails/request_validation.txt", mail_context)
mail_html = render_to_string("participation/mails/request_validation.html", mail_context)
admin.user.email_user("[Corres2math] Validation d'équipe", mail_plain, html_message=mail_html)
return super().form_valid(form)
def handle_validate_participation(self, form):
"""
An admin validates the team (or not)
"""
if not self.request.user.registration.is_admin:
form.add_error(None, _("You are not an administrator."))
return self.form_invalid(form)
elif self.object.participation.valid is not False:
form.add_error(None, _("This team has no pending validation."))
return self.form_invalid(form)
if "validate" in self.request.POST:
self.object.participation.valid = True
self.object.participation.save()
mail_context = dict(team=self.object, message=form.cleaned_data["message"])
mail_plain = render_to_string("participation/mails/team_validated.txt", mail_context)
mail_html = render_to_string("participation/mails/team_validated.html", mail_context)
send_mail("[Corres2math] Équipe validée", mail_plain, None, [self.object.email], html_message=mail_html)
get_sympa_client().subscribe(self.object.email, "equipes", False, f"Equipe {self.object.name}")
get_sympa_client().unsubscribe(self.object.email, "equipes-non-valides", False)
elif "invalidate" in self.request.POST:
self.object.participation.valid = None
self.object.participation.save()
mail_context = dict(team=self.object, message=form.cleaned_data["message"])
mail_plain = render_to_string("participation/mails/team_not_validated.txt", mail_context)
mail_html = render_to_string("participation/mails/team_not_validated.html", mail_context)
send_mail("[Corres2math] Équipe non validée", mail_plain, None, [self.object.email],
html_message=mail_html)
else:
form.add_error(None, _("You must specify if you validate the registration or not."))
return self.form_invalid(form)
return super().form_valid(form)
def get_success_url(self):
return self.request.path
class TeamUpdateView(LoginRequiredMixin, UpdateView):
"""
Update the detail of a team
"""
model = Team
form_class = TeamForm
template_name = "participation/update_team.html"
def dispatch(self, request, *args, **kwargs):
user = request.user
if not user.is_authenticated:
return super().handle_no_permission()
if user.registration.is_admin or user.registration.participates and \
user.registration.team and \
user.registration.team.pk == kwargs["pk"]:
return super().dispatch(request, *args, **kwargs)
raise PermissionDenied
def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
context["participation_form"] = ParticipationForm(data=self.request.POST or None,
instance=self.object.participation)
context["title"] = _("Update team {trigram}").format(trigram=self.object.trigram)
return context
@transaction.atomic
def form_valid(self, form):
participation_form = ParticipationForm(data=self.request.POST or None, instance=self.object.participation)
if not participation_form.is_valid():
return self.form_invalid(form)
participation_form.save()
return super().form_valid(form)
class TeamAuthorizationsView(LoginRequiredMixin, DetailView):
"""
Get as a ZIP archive all the authorizations that are sent
"""
model = Team
def dispatch(self, request, *args, **kwargs):
user = request.user
if not user.is_authenticated:
return super().handle_no_permission()
if user.registration.is_admin or user.registration.participates and user.registration.team.pk == kwargs["pk"]:
return super().dispatch(request, *args, **kwargs)
raise PermissionDenied
def get(self, request, *args, **kwargs):
team = self.get_object()
output = BytesIO()
zf = ZipFile(output, "w")
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for student in team.participants.all():
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magic = Magic(mime=True)
mime_type = magic.from_file("media/" + student.photo_authorization.name)
ext = mime_type.split("/")[1].replace("jpeg", "jpg")
zf.write("media/" + student.photo_authorization.name,
_("Photo authorization of {student}.{ext}").format(student=str(student), ext=ext))
zf.close()
response = HttpResponse(content_type="application/zip")
response["Content-Disposition"] = "attachment; filename=\"{filename}\"" \
.format(filename=_("Photo authorizations of team {trigram}.zip").format(trigram=team.trigram))
response.write(output.getvalue())
return response
class TeamLeaveView(LoginRequiredMixin, TemplateView):
"""
A team member leaves a team
"""
template_name = "participation/team_leave.html"
extra_context = dict(title=_("Leave team"))
def dispatch(self, request, *args, **kwargs):
if not request.user.is_authenticated:
return self.handle_no_permission()
if not request.user.registration.participates or not request.user.registration.team:
raise PermissionDenied(_("You are not in a team."))
if request.user.registration.team.participation.valid:
raise PermissionDenied(_("The team is already validated or the validation is pending."))
return super().dispatch(request, *args, **kwargs)
@transaction.atomic()
def post(self, request, *args, **kwargs):
"""
When the team is left, the user is unsubscribed from the team mailing list
and kicked from the team room.
"""
team = request.user.registration.team
request.user.registration.team = None
request.user.registration.save()
get_sympa_client().unsubscribe(request.user.email, f"equipe-{team.trigram.lower()}", False)
Matrix.kick(f"#equipe-{team.trigram.lower()}:tfjm.org",
f"@{request.user.registration.matrix_username}:tfjm.org",
"Équipe quittée")
if team.students.count() + team.coachs.count() == 0:
team.delete()
return redirect(reverse_lazy("index"))
class MyParticipationDetailView(LoginRequiredMixin, RedirectView):
"""
Redirects to the detail view of the participation of the team.
"""
def get_redirect_url(self, *args, **kwargs):
user = self.request.user
registration = user.registration
if registration.participates:
if registration.team:
return reverse_lazy("participation:participation_detail", args=(registration.team.participation.id,))
raise PermissionDenied(_("You are not in a team."))
raise PermissionDenied(_("You don't participate, so you don't have any team."))
class ParticipationDetailView(LoginRequiredMixin, DetailView):
"""
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Display detail about the participation of a team, and manage the solution submission.
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"""
model = Participation
def dispatch(self, request, *args, **kwargs):
user = request.user
if not user.is_authenticated:
return super().handle_no_permission()
if not self.get_object().valid:
raise PermissionDenied(_("The team is not validated yet."))
if user.registration.is_admin or user.registration.participates \
and user.registration.team.participation \
and user.registration.team.participation.pk == kwargs["pk"]:
return super().dispatch(request, *args, **kwargs)
raise PermissionDenied
def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
context["title"] = lambda: _("Participation of team {trigram}").format(trigram=self.object.team.trigram)
return context
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class TournamentListView(SingleTableView):
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"""
Display the list of all tournaments.
"""
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model = Tournament
table_class = TournamentTable
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class TournamentCreateView(AdminMixin, CreateView):
"""
Create a new tournament.
"""
model = Tournament
form_class = TournamentForm
def get_success_url(self):
return reverse_lazy("participation:tournament_detail", args=(self.object.pk,))
class TournamentUpdateView(AdminMixin, UpdateView):
"""
Update tournament detail.
"""
model = Tournament
form_class = TournamentForm
class TournamentDetailView(DetailView):
"""
Display tournament detail.
"""
model = Tournament
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def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
context["teams"] = ParticipationTable(self.object.participations.all())
return context