Merge branch 'master' into prod

This commit is contained in:
Martin Pépin 2021-10-26 22:59:23 +02:00
commit 8881cb2bf4
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10 changed files with 684 additions and 98 deletions

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@ -11,49 +11,49 @@
{% endblock %}
{% block wiki_header_navlinks %}
<ul class="nav navbar-nav">
<li class="active"><a href="{% url 'wiki:root' %}">Accueil</a></li>
<ul class="navbar-nav mr-auto">
<li class="nav-item">
<a class="nav-link text-primary" href="{% url 'wiki:root' %}">Accueil</a>
</li>
</ul>
<div class="navbar-right">
<ul class="nav navbar-nav">
<ul class="navbar-nav">
{% if user.is_authenticated %}
<li class="dropdown">
<a href="#" class="dropdown-toggle" data-toggle="dropdown">
<li class="nav-item dropdown">
<a class="nav-link dropdown-toggle" href="#" class="dropdown-toggle" data-toggle="dropdown">
{% trans "Paramètres de compte" %}
<b class="caret"></b>
</a>
<ul class="dropdown-menu">
<li>
<a href="{% url "account_email" %}">
<div class="dropdown-menu">
<a class="dropdown-item" href="{% url 'account_email' %}">
<i class="fa fa-envelope"></i>
{% trans "Email" %}
</a>
</li>
<li>
<a href="{% url "account_change_password" %}">
<a class="dropdown-item" href="{% url 'account_change_password' %}">
<i class="fa fa-lock"></i>
{% trans "Mot de passe" %}
</a>
</li>
<li>
<a href="{% url "socialaccount_connections" %}" title="Clipper…">
<i class="fa fa-sign-in"></i>
<a class="dropdown-item" href="{% url 'socialaccount_connections' %}" title="Clipper…">
<i class="fa fa-sign-in-alt"></i>
{% trans "Connexions par tiers" %}
</a>
</li>
<li class="divider"></span>
<li>
<a href="{% url "account_logout" %}">
{% if request.user.is_staff or request.user.managed_groups.exists %}
<div class="dropdown-divider"></div>
<a class="dropdown-item" href="{% url 'wiki_groups:managed-groups' %}">
<i class="fa fa-cog"></i>
{% trans "Liste des groupes gérés" %}
</a>
{% endif %}
<div class="dropdown-divider"></div>
<a class="dropdown-item" href="{% url 'account_logout' %}">
<i class="fa fa-power-off"></i>
{% trans "Déconnexion" %}
</a>
</li>
</ul>
</div>
</li>
{% else %}
<li>
<a href="{% url "account_signup" %}">{% trans "Sign Up" %}</a>
<li class="nav-item">
<a class="nav-link" href="{% url 'account_signup' %}">{% trans "Sign Up" %}</a>
</li>
{% endif %}
</ul>
@ -62,5 +62,5 @@
{% block wiki_footer_logo %}
<a href="http://www.eleves.ens.fr" class="pull-right"><img height="100px" src="{% static 'img/logoEleves.png' %}" /></a>
<p>Wiki maintenu par les élèves de l'École normale supérieure. <br /> En cas de pépin contacter <tt>cof-geek [chez] ens [point] fr</tt></p>
<p>Wiki maintenu par les élèves de l'École normale supérieure. <br /> En cas de pépin contacter <tt>klub-dev [chez] ens [point] fr</tt></p>
{% endblock %}

52
wiki_groups/forms.py Normal file
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@ -0,0 +1,52 @@
from django import forms
from django.contrib.auth import get_user_model
from django.contrib.auth.models import Group
from wiki_groups.models import WikiGroup
User = get_user_model()
class SelectUserForm(forms.Form):
user = forms.CharField(max_length=150)
def clean_user(self):
user = User.objects.filter(username=self.cleaned_data["user"]).first()
if user is None:
self.add_error(
"user", "Aucune utilisatrice ou utilisateur avec ce login n'existe."
)
return user
class SelectGroupForm(forms.Form):
group = forms.CharField(max_length=150)
def clean_group(self):
group = WikiGroup.objects.filter(
django_group__name=self.cleaned_data["group"]
).first()
if group is None:
self.add_error("group", "Aucun groupe avec ce nom n'existe.")
return group
class CreateGroupForm(forms.Form):
group = forms.CharField(max_length=150)
def clean_group(self):
name = self.cleaned_data["group"]
django_group, created = Group.objects.get_or_create(name=name)
if hasattr(django_group, "wikigroup"):
self.add_error("group", "Un groupe avec ce nom existe déjà.")
return None
group = WikiGroup.objects.create(django_group=django_group)
return group

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@ -0,0 +1,20 @@
# Generated by Django 2.2.19 on 2021-07-23 09:01
from django.conf import settings
from django.db import migrations, models
class Migration(migrations.Migration):
dependencies = [
migrations.swappable_dependency(settings.AUTH_USER_MODEL),
('wiki_groups', '0001_initial'),
]
operations = [
migrations.AddField(
model_name='wikigroup',
name='managers',
field=models.ManyToManyField(blank=True, related_name='managed_groups', to=settings.AUTH_USER_MODEL),
),
]

View file

@ -1,9 +1,11 @@
from django.db import models
from django.contrib.auth.models import Group as DjangoGroup
from django.contrib.auth import get_user_model
from django.db.models.signals import post_save, m2m_changed
from django.contrib.auth.models import Group as DjangoGroup
from django.db import models
from django.db.models.signals import m2m_changed, post_save
from django.dispatch import receiver
User = get_user_model()
class WikiGroup(models.Model):
"""A structured user group, used to grant permissions on sub-wikis
@ -40,7 +42,8 @@ class WikiGroup(models.Model):
related_name="included_in_groups",
blank=True,
)
users = models.ManyToManyField(get_user_model(), blank=True)
users = models.ManyToManyField(User, blank=True)
managers = models.ManyToManyField(User, related_name="managed_groups", blank=True)
def __str__(self):
return str(self.django_group)
@ -53,6 +56,37 @@ class WikiGroup(models.Model):
users_set = users_set.union(subgroup.get_all_users())
return users_set
def is_manager(self, user):
"""Checks wether the user is a manager of this group or any subgroup"""
# Base case: the user is an explicit manager
if user in self.managers.all():
return True
for subgroup in self.includes_groups.all():
# If the user is a manager of a subgroup
if subgroup.is_manager(user):
return True
return False
def get_all_groups(self, already_notified=None):
"""Returns the set of metagroups i.e. self plus the list of groups including
this group recursively"""
if already_notified is None:
already_notified = set()
elif self.pk in already_notified:
return set()
already_notified.add(self.pk)
groups = {self}
for metagroup in self.included_in_groups.all():
groups |= metagroup.get_all_groups(already_notified=already_notified)
return groups
def propagate_update(self, already_notified=None):
"""Commits itself to the Django group, and calls this method on every group in
`included_in_groups`"""

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@ -0,0 +1,207 @@
{% extends "wiki/base.html" %}
{% load sekizai_tags %}
{% block wiki_site_title %}Groupes administrés - WikiENS{% endblock %}
{% block wiki_contents %}
<h2>Gestion du groupe « {{ wikigroup }} »</h2>
<hr>
<div class="container">
<div class="row">
<div class="col">
<h4>Liste des membres</h4>
<br>
<div class="list-group">
<div class="list-group-item">
<form action="{% url 'wiki_groups:add-user' wikigroup.pk %}" method="post">
{% csrf_token %}
<div class="input-group">
<input type="text" class="form-control {% if errors.user %}is-invalid{% endif %}" name="user" value="{{ errors.user.value }}" placeholder="Ajouter un membre">
<div class="input-group-append">
<button type="submit" class="btn btn-primary rounded-right">Enregistrer</button>
</div>
{% if errors.user %}
{% for msg in errors.user.msg %}
<div class="invalid-feedback">{{ msg }}</div>
{% endfor %}
{% endif %}
</div>
<small class="form-text text-muted">Entrer le login (clipper) de la personne à ajouter</small>
</form>
</div>
{% for user in wikigroup.users.all %}
<div class="list-group-item pb-2">
<span class="font-italic">{{ user }}</span>
<button type="button" class="btn btn-danger btn-sm float-right" data-toggle="modal" data-target="#modal-confirm" data-href="{% url 'wiki_groups:remove-user' wikigroup.pk user.pk %}" data-name="{{ user }}" data-kind="membre">Enlever</a>
</div>
{% endfor %}
</div>
</div>
<div class="col">
<h4>Liste des groupes inclus</h4>
<br>
<div class="list-group">
<div class="list-group-item">
<form action="{% url 'wiki_groups:add-group' wikigroup.pk %}" method="post">
{% csrf_token %}
<div class="input-group">
<input type="text" class="form-control {% if errors.group_add %}is-invalid{% endif %}" name="group" value="{{ errors.group_add.value }}" placeholder="Ajouter un groupe existant">
<div class="input-group-append">
<button type="submit" class="btn btn-primary rounded-right">Enregistrer</button>
</div>
{% if errors.group_add %}
{% for msg in errors.group_add.msg %}
<div class="invalid-feedback">{{ msg }}</div>
{% endfor %}
{% endif %}
</div>
<small class="form-text text-muted">Entrer le nom du groupe à ajouter</small>
</form>
</div>
{% for group in wikigroup.includes_groups.all %}
<div class="list-group-item pb-2">
<span class="font-italic">{{ group }}</span>
<button type="button" class="btn btn-danger btn-sm float-right" data-toggle="modal" data-target="#modal-confirm" data-href="{% url 'wiki_groups:remove-group' wikigroup.pk group.pk %}" data-name="{{ group }}" data-kind="groupe">Enlever</a>
</div>
{% endfor %}
<div class="list-group-item">
<form action="{% url 'wiki_groups:create-group' wikigroup.pk %}" method="post">
{% csrf_token %}
<div class="input-group">
<input type="text" class="form-control {% if errors.group_create %}is-invalid{% endif %}" name="group" value="{{ errors.group_create.value }}" placeholder="Créer et ajouter un groupe">
<div class="input-group-append">
<button type="submit" class="btn btn-primary rounded-right">Enregistrer</button>
</div>
{% if errors.group_create %}
{% for msg in errors.group_create.msg %}
<div class="invalid-feedback">{{ msg }}</div>
{% endfor %}
{% endif %}
</div>
<small class="form-text text-muted">Entrer le nom du groupe à créer</small>
</form>
</div>
</div>
</div>
</div>
<hr>
<div class="row">
<div class="col-6">
<h4>Liste des gestionnaires</h4>
<br>
<div class="list-group">
<div class="list-group-item">
<form action="{% url 'wiki_groups:add-manager' wikigroup.pk %}" method="post">
{% csrf_token %}
<div class="input-group">
<input type="text" class="form-control {% if errors.manager %}is-invalid{% endif %}" name="user" value="{{ errors.manager.value }}" placeholder="Ajouter un·e gestionnaire">
<div class="input-group-append">
<button type="submit" class="btn btn-primary rounded-right">Enregistrer</button>
</div>
{% if errors.manager %}
{% for msg in errors.manager.msg %}
<div class="invalid-feedback">{{ msg }}</div>
{% endfor %}
{% endif %}
</div>
<small class="form-text text-muted">Entrer le login (clipper) de la personne à ajouter</small>
</form>
</div>
{% for user in wikigroup.managers.all %}
<div class="list-group-item pb-2">
<span class="font-italic">{{ user }}</span>
<button type="button" class="btn btn-danger btn-sm float-right" data-toggle="modal" data-target="#modal-confirm" data-href="{% url 'wiki_groups:remove-manager' wikigroup.pk user.pk %}" data-name="{{ user }}" data-kind="gestionnaire">Enlever</a>
</div>
{% endfor %}
</div>
</div>
{% if request.user.is_staff %}
<div class="col">
<h4>Supprimer ce groupe</h4>
<br>
<div class="jumbotron">
<p class="text-danger">Attention, cette action est irréversible.</p>
<button type="button" class="btn btn-danger" data-toggle="modal" data-target="#modal-delete">Supprimer</a>
</div>
</div>
<div class="modal fade" id="modal-delete">
<div class="modal-dialog">
<div class="modal-content">
<div class="modal-header">
<h5 class="modal-title">Supprimer le groupe {{ wikigroup }} ?</h5>
<button type="button" class="close" data-dismiss="modal" aria-label="Close">
<span aria-hidden="true">&times;</span>
</button>
</div>
<div class="modal-body">
La suppression du groupe « {{ wikigroup }} » est irréversible et tous ses membres seront enlevés des groupes suivants :
<ul>
{% for g in wikigroup.get_all_groups %}
<li>{{ g }}</li>
{% endfor %}
</ul>
</div>
<div class="modal-footer">
<button type="button" class="btn btn-secondary" data-dismiss="modal">Annuler</button>
<a class="btn btn-danger" href="{% url 'wiki_groups:delete-group' wikigroup.pk %}">Supprimer</a>
</div>
</div>
</div>
</div>
{% endif %}
</div>
</div>
{# Confirmation modal #}
<div class="modal fade" id="modal-confirm">
<div class="modal-dialog" role="document">
<div class="modal-content">
<div class="modal-header">
<h5 class="modal-title"></h5>
<button type="button" class="close" data-dismiss="modal" aria-label="Close">
<span aria-hidden="true">&times;</span>
</button>
</div>
<div class="modal-body">
</div>
<div class="modal-footer">
<button type="button" class="btn btn-secondary" data-dismiss="modal">Annuler</button>
<a class="btn btn-danger">Enlever</a>
</div>
</div>
</div>
</div>
{% addtoblock "js" %}
<script>
$('#modal-confirm').on('show.bs.modal', function(event) {
const b = $(event.relatedTarget);
const modal = $(this);
modal.find('.modal-title').text(`Enlever un ${b.data('kind')}`);
modal.find('.modal-body').html(`Enlever <span class="font-weight-bold font-italic">${b.data('name')}</span> en tant que ${b.data('kind')} du groupe {{ wikigroup }} ?`);
modal.find('.modal-footer a').prop('href', b.data('href'));
});
</script>
{% endaddtoblock %}
{% endblock %}

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@ -1,37 +0,0 @@
{% extends "wiki/base.html" %}
{% load staticfiles %}
{% block wiki_site_title %}Groupes - WikiENS{% endblock %}
{% block wiki_contents %}
<h2>Graphe des groupes du wiki</h2>
<hr />
<div id="svg-graph"></div>
<hr />
<p>
Les flèches représentent l'inclusion : <code>A -&gt; B</code> signifie que
le groupe <code>A</code> est contenu dans le groupe <code>B</code>.
</p>
<script src="{% static 'wiki_groups/js/vendor/viz.js' %}"></script>
<script src="{% static 'wiki_groups/js/vendor/lite.render.js' %}"></script>
<script>
var viz = new Viz();
var xhttp = new XMLHttpRequest();
xhttp.onreadystatechange = function() {
if (this.readyState == 4 && this.status == 200) {
viz.renderSVGElement(this.responseText)
.then(element => {
document.getElementById("svg-graph").appendChild(element);
})
}
};
xhttp.open("GET", "{% url 'wiki_groups:dot_graph' %}", true);
xhttp.send();
</script>
{% endblock %}

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@ -0,0 +1,52 @@
{% extends "wiki/base.html" %}
{% load staticfiles %}
{% block wiki_site_title %}Groupes - WikiENS{% endblock %}
{% block wiki_contents %}
<h2>
Liste des groupes du wiki
{% if request.user.is_staff or request.user.managed_groups.exists %}
<a class="btn btn-primary float-right" href="{% url 'wiki_groups:managed-groups' %}">
Liste des groupes gérés
</a>
{% endif %}
</h2>
<hr>
<ul>
{% for group in wikigroup_list %}
<li>{{ group.django_group.name }} {% if group.managers.exists %}(Géré par {% for m in group.managers.all %}{{ m }}{% if not forloop.last %}, {% endif %}{% endfor %}){% endif %}</li>
{% endfor %}
</ul>
<h2>Graphe des groupes du wiki</h2>
<hr>
<div id="svg-graph"></div>
<hr>
<p>
Les flèches représentent l'inclusion : <code>A -&gt; B</code> signifie que
le groupe <code>A</code> est contenu dans le groupe <code>B</code>.
</p>
<script src="{% static 'wiki_groups/js/vendor/viz.js' %}"></script>
<script src="{% static 'wiki_groups/js/vendor/lite.render.js' %}"></script>
<script>
var viz = new Viz();
var xhttp = new XMLHttpRequest();
xhttp.onreadystatechange = function() {
if (this.readyState == 4 && this.status == 200) {
viz.renderSVGElement(this.responseText)
.then(element => {
document.getElementById("svg-graph").appendChild(element);
})
}
};
xhttp.open('GET', '{% url 'wiki_groups:dot_graph' %}', true);
xhttp.send();
</script>
{% endblock %}

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@ -0,0 +1,18 @@
{% extends "wiki/base.html" %}
{% block wiki_site_title %}Groupes administrés - WikiENS{% endblock %}
{% block wiki_contents %}
<h2>Liste des groupes administrés</h2>
<hr>
{% if wikigroup_list %}
<div class="list-group">
{% for group in wikigroup_list %}
<a class="list-group-item list-group-item-action" href="{% url 'wiki_groups:admin-group' group.pk %}">{{ group }}</a>
{% endfor %}
</div>
{% endif %}
{% endblock %}

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@ -1,9 +1,31 @@
from django.urls import path
from wiki_groups import views
from wiki_groups import views
app_name = "wiki_groups"
urlpatterns = [
path("", views.GroupList.as_view(), name="list"),
path("dot_graph", views.dot_graph, name="dot_graph"),
path("graph", views.graph, name="graph"),
path("managed", views.ManagedGroupsView.as_view(), name="managed-groups"),
path("<int:pk>", views.WikiGroupView.as_view(), name="admin-group"),
path(
"<int:pk>/rm-user/<int:user_pk>",
views.RemoveUserView.as_view(),
name="remove-user",
),
path(
"<int:pk>/rm-manager/<int:user_pk>",
views.RemoveManagerView.as_view(),
name="remove-manager",
),
path(
"<int:pk>/rm-group/<int:group_pk>",
views.RemoveGroupView.as_view(),
name="remove-group",
),
path("<int:pk>/add-user", views.AddUserView.as_view(), name="add-user"),
path("<int:pk>/add-manager", views.AddManagerView.as_view(), name="add-manager"),
path("<int:pk>/add-group", views.AddGroupView.as_view(), name="add-group"),
path("<int:pk>/create-group", views.CreateGroupView.as_view(), name="create-group"),
path("<int:pk>/delete", views.DeleteGroupView.as_view(), name="delete-group"),
]

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@ -1,8 +1,16 @@
from django.http import HttpResponse
from django.views.generic import TemplateView
from django.contrib.auth import get_user_model
from django.contrib.auth.mixins import LoginRequiredMixin, UserPassesTestMixin
from django.http import HttpResponse, HttpResponseRedirect
from django.urls import reverse, reverse_lazy
from django.views.generic import DetailView, ListView, RedirectView
from django.views.generic.detail import SingleObjectMixin
from django.views.generic.edit import BaseFormView
from wiki_groups.forms import CreateGroupForm, SelectGroupForm, SelectUserForm
from wiki_groups.models import WikiGroup
User = get_user_model()
def dot_graph(request):
response = HttpResponse(content_type="text/vnd.graphviz")
@ -22,4 +30,214 @@ def dot_graph(request):
return response
graph = TemplateView.as_view(template_name="wiki_groups/graph.html")
class GroupList(ListView):
template_name = "wiki_groups/list.html"
model = WikiGroup
def get_queryset(self):
return WikiGroup.objects.select_related("django_group").order_by(
"django_group__name"
)
class WikiGroupMixin(SingleObjectMixin, UserPassesTestMixin):
"""
Restricts the view to a manager of the wikigroup, and selects automatically
the required WikiGroup with its Django group
"""
model = WikiGroup
def get_queryset(self):
return super().get_queryset().select_related("django_group")
def test_func(self):
self.object = self.get_object()
return self.request.user.is_staff or self.object.is_manager(self.request.user)
class StaffMixin(UserPassesTestMixin):
"""Restricts the view to a staff member"""
def test_func(self):
return self.request.user.is_staff
class ManagedGroupsView(LoginRequiredMixin, ListView):
model = WikiGroup
template_name = "wiki_groups/managed.html"
def get_queryset(self):
if self.request.user.is_staff:
return WikiGroup.objects.select_related("django_group")
return self.request.user.managed_groups.select_related("django_group")
def get_context_data(self, **kwargs):
ctx = super().get_context_data(**kwargs)
wikigroups = set()
for group in ctx["wikigroup_list"]:
wikigroups |= group.get_all_groups()
ctx["wikigroup_list"] = wikigroups
ctx["object_list"] = wikigroups
return ctx
class WikiGroupView(WikiGroupMixin, DetailView):
template_name = "wiki_groups/admin.html"
def get_context_data(self, **kwargs):
kwargs.update({"errors": self.request.session.pop("wiki_form_errors", None)})
return super().get_context_data(**kwargs)
class RemoveUserView(WikiGroupMixin, RedirectView):
def get_redirect_url(self, *args, **kwargs):
return reverse("wiki_groups:admin-group", args=[kwargs["pk"]])
def get(self, request, *args, **kwargs):
user = User.objects.filter(pk=kwargs["user_pk"]).first()
if user is not None:
self.object.users.remove(user)
return super().get(request, *args, **kwargs)
class RemoveManagerView(WikiGroupMixin, RedirectView):
def get_redirect_url(self, *args, **kwargs):
return reverse("wiki_groups:admin-group", args=[kwargs["pk"]])
def get(self, request, *args, **kwargs):
user = User.objects.filter(pk=kwargs["user_pk"]).first()
if user is not None:
self.object.users.remove(user)
self.object.managers.remove(user)
return super().get(request, *args, **kwargs)
class RemoveGroupView(WikiGroupMixin, RedirectView):
def get_redirect_url(self, *args, **kwargs):
return reverse("wiki_groups:admin-group", args=[kwargs["pk"]])
def get(self, request, *args, **kwargs):
group = WikiGroup.objects.filter(pk=kwargs["group_pk"]).first()
if group is not None:
self.object.includes_groups.remove(group)
return super().get(request, *args, **kwargs)
class AddUserView(WikiGroupMixin, BaseFormView):
form_class = SelectUserForm
def get_success_url(self):
return reverse("wiki_groups:admin-group", args=[self.object.pk])
def form_valid(self, form):
self.object.users.add(form.cleaned_data["user"])
return super().form_valid(form)
def form_invalid(self, form):
self.request.session["wiki_form_errors"] = {
"user": {"value": form["user"].value(), "msg": form.errors["user"]}
}
return HttpResponseRedirect(self.get_success_url())
class AddManagerView(WikiGroupMixin, BaseFormView):
form_class = SelectUserForm
def get_success_url(self):
return reverse("wiki_groups:admin-group", args=[self.object.pk])
def form_valid(self, form):
self.object.managers.add(form.cleaned_data["user"])
return super().form_valid(form)
def form_invalid(self, form):
self.request.session["wiki_form_errors"] = {
"manager": {"value": form["user"].value(), "msg": form.errors["user"]}
}
return HttpResponseRedirect(self.get_success_url())
class AddGroupView(WikiGroupMixin, BaseFormView):
"""Adds an existing metagroup to this group"""
form_class = SelectGroupForm
def get_success_url(self):
return reverse("wiki_groups:admin-group", args=[self.object.pk])
def form_valid(self, form):
subgroup = form.cleaned_data["group"]
group = self.object
if group.group_in_cycle(list(group.includes_groups.all()) + [subgroup]):
form.add_error(
"group",
(
"Ajout impossible sous peine de créer un cycle "
f"({group} est inclus dans {subgroup})"
),
)
return self.form_invalid(form)
group.includes_groups.add(subgroup)
return super().form_valid(form)
def form_invalid(self, form):
self.request.session["wiki_form_errors"] = {
"group_add": {"value": form["group"].value(), "msg": form.errors["group"]}
}
return HttpResponseRedirect(self.get_success_url())
class CreateGroupView(WikiGroupMixin, BaseFormView):
"""Creates a metagroup included in this group"""
form_class = CreateGroupForm
def get_success_url(self):
return reverse("wiki_groups:admin-group", args=[self.object.pk])
def form_valid(self, form):
new_group = form.cleaned_data["group"]
self.object.includes_groups.add(new_group)
new_group.managers.add(self.request.user)
return super().form_valid(form)
def form_invalid(self, form):
self.request.session["wiki_form_errors"] = {
"group_create": {
"value": form["group"].value(),
"msg": form.errors["group"],
}
}
return HttpResponseRedirect(self.get_success_url())
class DeleteGroupView(SingleObjectMixin, StaffMixin, RedirectView):
model = WikiGroup
url = reverse_lazy("wiki_groups:managed-groups")
def get(self, request, *args, **kwargs):
group = self.get_object()
# On enlève les membres pour répercuter les changements
group.users.clear()
# On utilise la propagation de la suppression django_group -> wiki_group
group.django_group.delete()
return super().get(request, *args, **kwargs)