nk20/apps/member/views.py

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Python
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# Copyright (C) 2018-2020 by BDE ENS Paris-Saclay
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# SPDX-License-Identifier: GPL-3.0-or-later
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import io
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from datetime import datetime, timedelta
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from PIL import Image
from django.conf import settings
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from django.contrib.auth.mixins import LoginRequiredMixin
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from django.contrib.auth.models import User
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from django.contrib.auth.views import LoginView
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from django.db.models import Q
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from django.shortcuts import redirect
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from django.urls import reverse_lazy
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from django.utils.translation import gettext_lazy as _
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from django.views.generic import CreateView, DetailView, UpdateView, TemplateView
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from django.views.generic.edit import FormMixin
from django_tables2.views import SingleTableView
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from rest_framework.authtoken.models import Token
from note.forms import ImageForm
from note.models import Alias, NoteUser
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from note.models.transactions import Transaction, SpecialTransaction
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from note.tables import HistoryTable, AliasTable
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from permission.backends import PermissionBackend
from permission.views import ProtectQuerysetMixin
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from .forms import ProfileForm, ClubForm, MembershipForm, CustomAuthenticationForm
from .models import Club, Membership, Role
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from .tables import ClubTable, UserTable, MembershipTable
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class CustomLoginView(LoginView):
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"""
Login view, where the user can select its permission mask.
"""
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form_class = CustomAuthenticationForm
def form_valid(self, form):
self.request.session['permission_mask'] = form.cleaned_data['permission_mask'].rank
return super().form_valid(form)
class UserUpdateView(ProtectQuerysetMixin, LoginRequiredMixin, UpdateView):
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"""
Update the user information.
"""
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model = User
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fields = ['first_name', 'last_name', 'username', 'email']
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template_name = 'member/profile_update.html'
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context_object_name = 'user_object'
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profile_form = ProfileForm
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def get_context_data(self, **kwargs):
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context = super().get_context_data(**kwargs)
form = context['form']
form.fields['username'].widget.attrs.pop("autofocus", None)
form.fields['first_name'].widget.attrs.update({"autofocus": "autofocus"})
form.fields['first_name'].required = True
form.fields['last_name'].required = True
form.fields['email'].required = True
form.fields['email'].help_text = _("This address must be valid.")
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context['profile_form'] = self.profile_form(instance=context['user_object'].profile)
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context['title'] = _("Update Profile")
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return context
def form_valid(self, form):
new_username = form.data['username']
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# Si l'utilisateur cherche à modifier son pseudo, le nouveau pseudo ne doit pas être proche d'un alias existant
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note = NoteUser.objects.filter(
alias__normalized_name=Alias.normalize(new_username))
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if note.exists() and note.get().user != self.object:
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form.add_error('username',
_("An alias with a similar name already exists."))
return super().form_invalid(form)
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profile_form = ProfileForm(
data=self.request.POST,
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instance=self.object.profile,
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)
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if form.is_valid() and profile_form.is_valid():
new_username = form.data['username']
alias = Alias.objects.filter(name=new_username)
# Si le nouveau pseudo n'est pas un de nos alias,
# on supprime éventuellement un alias similaire pour le remplacer
if not alias.exists():
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similar = Alias.objects.filter(
normalized_name=Alias.normalize(new_username))
if similar.exists():
similar.delete()
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olduser = User.objects.get(pk=form.instance.pk)
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user = form.save(commit=False)
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profile = profile_form.save(commit=False)
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profile.user = user
profile.save()
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user.save()
if olduser.email != user.email:
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# If the user changed her/his email, then it is unvalidated and a confirmation link is sent.
user.profile.email_confirmed = False
user.profile.send_email_validation_link()
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return super().form_valid(form)
def get_success_url(self, **kwargs):
url = 'member:user_detail' if self.object.profile.registration_valid else 'registration:future_user_detail'
return reverse_lazy(url, args=(self.object.id,))
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class UserDetailView(ProtectQuerysetMixin, LoginRequiredMixin, DetailView):
"""
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Affiche les informations sur un utilisateur, sa note, ses clubs...
"""
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model = User
context_object_name = "user_object"
template_name = "member/profile_detail.html"
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def get_queryset(self, **kwargs):
"""
We can't display information of a not registered user.
"""
return super().get_queryset().filter(profile__registration_valid=True)
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def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
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user = context['user_object']
history_list = \
Transaction.objects.all().filter(Q(source=user.note) | Q(destination=user.note))\
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.order_by("-created_at")\
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.filter(PermissionBackend.filter_queryset(self.request.user, Transaction, "view"))
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history_table = HistoryTable(history_list, prefix='transaction-')
history_table.paginate(per_page=20, page=self.request.GET.get("transaction-page", 1))
context['history_list'] = history_table
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club_list = Membership.objects.filter(user=user, date_end__gte=datetime.today())\
.filter(PermissionBackend.filter_queryset(self.request.user, Membership, "view"))
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membership_table = MembershipTable(data=club_list, prefix='membership-')
membership_table.paginate(per_page=10, page=self.request.GET.get("membership-page", 1))
context['club_list'] = membership_table
return context
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class UserListView(ProtectQuerysetMixin, LoginRequiredMixin, SingleTableView):
"""
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Display user list, with a search bar
"""
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model = User
table_class = UserTable
template_name = 'member/user_list.html'
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def get_queryset(self, **kwargs):
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"""
Filter the user list with the given pattern.
"""
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qs = super().get_queryset().distinct().filter(profile__registration_valid=True)
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if "search" in self.request.GET:
pattern = self.request.GET["search"]
if not pattern:
return qs.none()
qs = qs.filter(
Q(first_name__iregex=pattern)
| Q(last_name__iregex=pattern)
| Q(profile__section__iregex=pattern)
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| Q(username__iregex="^" + pattern)
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| Q(note__alias__name__iregex="^" + pattern)
| Q(note__alias__normalized_name__iregex=Alias.normalize("^" + pattern))
)
else:
qs = qs.none()
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return qs[:20]
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def get_context_data(self, **kwargs):
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context = super().get_context_data(**kwargs)
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context["title"] = _("Search user")
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return context
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class ProfileAliasView(ProtectQuerysetMixin, LoginRequiredMixin, DetailView):
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"""
View and manage user aliases.
"""
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model = User
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template_name = 'member/profile_alias.html'
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context_object_name = 'user_object'
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def get_context_data(self, **kwargs):
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context = super().get_context_data(**kwargs)
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note = context['object'].note
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context["aliases"] = AliasTable(note.alias_set.all())
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return context
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class PictureUpdateView(ProtectQuerysetMixin, LoginRequiredMixin, FormMixin, DetailView):
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"""
Update profile picture of the user note.
"""
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form_class = ImageForm
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def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
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context['form'] = self.form_class(self.request.POST, self.request.FILES)
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return context
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def get_success_url(self):
return reverse_lazy('member:user_detail', kwargs={'pk': self.object.id})
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def post(self, request, *args, **kwargs):
form = self.get_form()
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self.object = self.get_object()
if form.is_valid():
return self.form_valid(form)
else:
print('is_invalid')
print(form)
return self.form_invalid(form)
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def form_valid(self, form):
image_field = form.cleaned_data['image']
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x = form.cleaned_data['x']
y = form.cleaned_data['y']
w = form.cleaned_data['width']
h = form.cleaned_data['height']
# image crop and resize
image_file = io.BytesIO(image_field.read())
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# ext = image_field.name.split('.')[-1].lower()
# TODO: support GIF format
image = Image.open(image_file)
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image = image.crop((x, y, x + w, y + h))
image_clean = image.resize((settings.PIC_WIDTH,
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settings.PIC_RATIO * settings.PIC_WIDTH),
Image.ANTIALIAS)
image_file = io.BytesIO()
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image_clean.save(image_file, "PNG")
image_field.file = image_file
# renaming
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filename = "{}_pic.png".format(self.object.note.pk)
image_field.name = filename
self.object.note.display_image = image_field
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self.object.note.save()
return super().form_valid(form)
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class ProfilePictureUpdateView(PictureUpdateView):
model = User
template_name = 'member/profile_picture_update.html'
context_object_name = 'user_object'
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class ManageAuthTokens(LoginRequiredMixin, TemplateView):
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"""
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Affiche le jeton d'authentification, et permet de le regénérer
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"""
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model = Token
template_name = "member/manage_auth_tokens.html"
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def get(self, request, *args, **kwargs):
if 'regenerate' in request.GET and Token.objects.filter(user=request.user).exists():
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Token.objects.get(user=self.request.user).delete()
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return redirect(reverse_lazy('member:auth_token') + "?show",
permanent=True)
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return super().get(request, *args, **kwargs)
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def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
context['token'] = Token.objects.get_or_create(user=self.request.user)[0]
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return context
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# ******************************* #
# CLUB #
# ******************************* #
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class ClubCreateView(ProtectQuerysetMixin, LoginRequiredMixin, CreateView):
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"""
Create Club
"""
model = Club
form_class = ClubForm
success_url = reverse_lazy('member:club_list')
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def form_valid(self, form):
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return super().form_valid(form)
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class ClubListView(ProtectQuerysetMixin, LoginRequiredMixin, SingleTableView):
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"""
List existing Clubs
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"""
model = Club
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table_class = ClubTable
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def get_queryset(self, **kwargs):
"""
Filter the user list with the given pattern.
"""
qs = super().get_queryset().filter()
if "search" in self.request.GET:
pattern = self.request.GET["search"]
qs = qs.filter(
Q(name__iregex=pattern)
| Q(note__alias__name__iregex="^" + pattern)
| Q(note__alias__normalized_name__iregex=Alias.normalize("^" + pattern))
)
return qs
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class ClubDetailView(ProtectQuerysetMixin, LoginRequiredMixin, DetailView):
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"""
Display details of a club
"""
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model = Club
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context_object_name = "club"
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def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
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club = context["club"]
if PermissionBackend.check_perm(self.request.user, "member.change_club_membership_start", club):
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club.update_membership_dates()
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club_transactions = Transaction.objects.all().filter(Q(source=club.note) | Q(destination=club.note))\
.filter(PermissionBackend.filter_queryset(self.request.user, Transaction, "view"))\
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.order_by('-created_at')
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history_table = HistoryTable(club_transactions, prefix="history-")
history_table.paginate(per_page=20, page=self.request.GET.get('history-page', 1))
context['history_list'] = history_table
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club_member = Membership.objects.filter(
club=club,
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date_end__gte=datetime.today(),
).filter(PermissionBackend.filter_queryset(self.request.user, Membership, "view"))
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membership_table = MembershipTable(data=club_member, prefix="membership-")
membership_table.paginate(per_page=20, page=self.request.GET.get('membership-page', 1))
context['member_list'] = membership_table
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# Check if the user has the right to create a membership, to display the button.
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empty_membership = Membership(
club=club,
user=User.objects.first(),
date_start=datetime.now().date(),
date_end=datetime.now().date(),
fee=0,
)
context["can_add_members"] = PermissionBackend()\
.has_perm(self.request.user, "member.add_membership", empty_membership)
return context
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class ClubAliasView(ProtectQuerysetMixin, LoginRequiredMixin, DetailView):
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"""
Manage aliases of a club.
"""
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model = Club
template_name = 'member/club_alias.html'
context_object_name = 'club'
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def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
note = context['object'].note
context["aliases"] = AliasTable(note.alias_set.all())
return context
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class ClubUpdateView(ProtectQuerysetMixin, LoginRequiredMixin, UpdateView):
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"""
Update the information of a club.
"""
model = Club
context_object_name = "club"
form_class = ClubForm
template_name = "member/club_form.html"
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def get_queryset(self, **kwargs):
qs = super().get_queryset(**kwargs)
# Don't update a WEI club through this view
if "wei" in settings.INSTALLED_APPS:
qs = qs.filter(weiclub=None)
return qs
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def get_success_url(self):
return reverse_lazy("member:club_detail", kwargs={"pk": self.object.pk})
class ClubPictureUpdateView(PictureUpdateView):
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"""
Update the profile picture of a club.
"""
model = Club
template_name = 'member/club_picture_update.html'
context_object_name = 'club'
def get_success_url(self):
return reverse_lazy('member:club_detail', kwargs={'pk': self.object.id})
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class ClubAddMemberView(ProtectQuerysetMixin, LoginRequiredMixin, CreateView):
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"""
Add a membership to a club.
"""
model = Membership
form_class = MembershipForm
template_name = 'member/add_members.html'
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def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
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form = context['form']
if "club_pk" in self.kwargs:
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# We create a new membership.
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club = Club.objects.filter(PermissionBackend.filter_queryset(self.request.user, Club, "view"))\
.get(pk=self.kwargs["club_pk"], weiclub=None)
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form.fields['credit_amount'].initial = club.membership_fee_paid
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form.fields['roles'].initial = Role.objects.filter(name="Membre de club").all()
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# If the concerned club is the BDE, then we add the option that Société générale pays the membership.
if club.name != "BDE":
del form.fields['soge']
else:
fee = 0
bde = Club.objects.get(name="BDE")
fee += bde.membership_fee_paid
kfet = Club.objects.get(name="Kfet")
fee += kfet.membership_fee_paid
context["total_fee"] = "{:.02f}".format(fee / 100, )
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else:
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# This is a renewal. Fields can be pre-completed.
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old_membership = self.get_queryset().get(pk=self.kwargs["pk"])
club = old_membership.club
user = old_membership.user
form.fields['user'].initial = user
form.fields['user'].disabled = True
form.fields['roles'].initial = old_membership.roles.all()
form.fields['date_start'].initial = old_membership.date_end + timedelta(days=1)
form.fields['credit_amount'].initial = club.membership_fee_paid if user.profile.paid \
else club.membership_fee_unpaid
form.fields['last_name'].initial = user.last_name
form.fields['first_name'].initial = user.first_name
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# If this is a renewal of a BDE membership, Société générale can pays, if it is not yet done
if club.name != "BDE" or user.profile.soge:
del form.fields['soge']
else:
fee = 0
bde = Club.objects.get(name="BDE")
fee += bde.membership_fee_paid if user.profile.paid else bde.membership_fee_unpaid
kfet = Club.objects.get(name="Kfet")
fee += kfet.membership_fee_paid if user.profile.paid else kfet.membership_fee_unpaid
context["total_fee"] = "{:.02f}".format(fee / 100, )
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context['club'] = club
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return context
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def form_valid(self, form):
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"""
Create membership, check that all is good, make transactions
"""
# Get the club that is concerned by the membership
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if "club_pk" in self.kwargs:
club = Club.objects.filter(PermissionBackend.filter_queryset(self.request.user, Club, "view")) \
.get(pk=self.kwargs["club_pk"])
user = form.instance.user
else:
old_membership = self.get_queryset().get(pk=self.kwargs["pk"])
club = old_membership.club
user = old_membership.user
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form.instance.club = club
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# Get form data
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credit_type = form.cleaned_data["credit_type"]
credit_amount = form.cleaned_data["credit_amount"]
last_name = form.cleaned_data["last_name"]
first_name = form.cleaned_data["first_name"]
bank = form.cleaned_data["bank"]
soge = form.cleaned_data["soge"] and not user.profile.soge and club.name == "BDE"
# If Société générale pays, then we store that information but the payment must be controlled by treasurers
# later. The membership transaction will be invalidated.
if soge:
credit_type = None
form.instance._soge = True
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if credit_type is None:
credit_amount = 0
if user.profile.paid:
fee = club.membership_fee_paid
else:
fee = club.membership_fee_unpaid
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if user.note.balance + credit_amount < fee and not Membership.objects.filter(
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club__name="Kfet",
user=user,
date_start__lte=datetime.now().date(),
date_end__gte=datetime.now().date(),
).exists():
# Users without a valid Kfet membership can't have a negative balance.
# Club 2 = Kfet (hard-code :'( )
# TODO Send a notification to the user (with a mail?) to tell her/him to credit her/his note
form.add_error('user',
_("This user don't have enough money to join this club, and can't have a negative balance."))
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return super().form_invalid(form)
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if club.parent_club is not None:
if not Membership.objects.filter(user=form.instance.user, club=club.parent_club).exists():
form.add_error('user', _('User is not a member of the parent club') + ' ' + club.parent_club.name)
return super().form_invalid(form)
if Membership.objects.filter(
user=form.instance.user,
club=club,
date_start__lte=form.instance.date_start,
date_end__gte=form.instance.date_start,
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).exists():
form.add_error('user', _('User is already a member of the club'))
return super().form_invalid(form)
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if club.membership_start and form.instance.date_start < club.membership_start:
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form.add_error('user', _("The membership must start after {:%m-%d-%Y}.")
.format(form.instance.club.membership_start))
return super().form_invalid(form)
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if club.membership_end and form.instance.date_start > club.membership_end:
form.add_error('user', _("The membership must begin before {:%m-%d-%Y}.")
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.format(form.instance.club.membership_start))
return super().form_invalid(form)
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# Now, all is fine, the membership can be created.
if club.name == "BDE":
# When we renew the BDE membership, we update the profile section.
# We could automate that and remove the section field from the Profile model,
# but with this way users can customize their section as they want.
user.profile.section = user.profile.section_generated
user.profile.save()
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# Credit note before the membership is created.
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if credit_amount > 0:
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if not last_name or not first_name or (not bank and credit_type.special_type == "Chèque"):
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if not last_name:
form.add_error('last_name', _("This field is required."))
if not first_name:
form.add_error('first_name', _("This field is required."))
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if not bank and credit_type.special_type == "Chèque":
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form.add_error('bank', _("This field is required."))
return self.form_invalid(form)
SpecialTransaction.objects.create(
source=credit_type,
destination=user.note,
quantity=1,
amount=credit_amount,
reason="Crédit " + credit_type.special_type + " (Adhésion " + club.name + ")",
last_name=last_name,
first_name=first_name,
bank=bank,
valid=True,
)
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ret = super().form_valid(form)
# If Société générale pays, then we assume that this is the BDE membership, and we auto-renew the
# Kfet membership.
if soge:
kfet = Club.objects.get(name="Kfet")
kfet_fee = kfet.membership_fee_paid if user.profile.paid else kfet.membership_fee_unpaid
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# Get current membership, to get the end date
old_membership = Membership.objects.filter(
club__name="Kfet",
user=user,
date_start__lte=datetime.today(),
date_end__gte=datetime.today(),
)
membership = Membership(
club=kfet,
user=user,
fee=kfet_fee,
date_start=old_membership.get().date_end + timedelta(days=1)
if old_membership.exists() else form.instance.date_start,
)
membership._soge = True
membership.save()
membership.refresh_from_db()
if old_membership.exists():
membership.roles.set(old_membership.get().roles.all())
else:
membership.roles.add(Role.objects.get(name="Adhérent Kfet"))
membership.save()
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return ret
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def get_success_url(self):
return reverse_lazy('member:club_detail', kwargs={'pk': self.object.club.id})
class ClubManageRolesView(ProtectQuerysetMixin, LoginRequiredMixin, UpdateView):
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"""
Manage the roles of a user in a club
"""
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model = Membership
form_class = MembershipForm
template_name = 'member/add_members.html'
def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
club = self.object.club
context['club'] = club
return context
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def get_form(self, form_class=None):
form = super().get_form(form_class)
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# We don't create a full membership, we only update one field
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form.fields['user'].disabled = True
del form.fields['date_start']
del form.fields['credit_type']
del form.fields['credit_amount']
del form.fields['last_name']
del form.fields['first_name']
del form.fields['bank']
return form
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def get_success_url(self):
return reverse_lazy('member:club_detail', kwargs={'pk': self.object.club.id})