Fix #113. Fix regex in views.

Signed-off-by: Yohann D'ANELLO <ynerant@crans.org>

apps/activity/api/views.py

@@ -1,9 +1,9 @@
 # Copyright (C) 2018-2024 by BDE ENS Paris-Saclay
 # SPDX-License-Identifier: GPL-3.0-or-later
 
-from api.viewsets import ReadProtectedModelViewSet
 from django_filters.rest_framework import DjangoFilterBackend
-from rest_framework.filters import SearchFilter
+from api.filters import RegexSafeSearchFilter
+from api.viewsets import ReadProtectedModelViewSet
 
 from .serializers import ActivitySerializer, ActivityTypeSerializer, EntrySerializer, GuestSerializer
 from ..models import Activity, ActivityType, Entry, Guest
@@ -29,7 +29,7 @@ class ActivityViewSet(ReadProtectedModelViewSet):
     """
     queryset = Activity.objects.order_by('id')
     serializer_class = ActivitySerializer
-    filter_backends = [DjangoFilterBackend, SearchFilter]
+    filter_backends = [DjangoFilterBackend, RegexSafeSearchFilter]
     filterset_fields = ['name', 'description', 'activity_type', 'location', 'creater', 'organizer', 'attendees_club',
                         'date_start', 'date_end', 'valid', 'open', ]
     search_fields = ['$name', '$description', '$location', '$creater__last_name', '$creater__first_name',
@@ -47,7 +47,7 @@ class GuestViewSet(ReadProtectedModelViewSet):
     """
     queryset = Guest.objects.order_by('id')
     serializer_class = GuestSerializer
-    filter_backends = [DjangoFilterBackend, SearchFilter]
+    filter_backends = [DjangoFilterBackend, RegexSafeSearchFilter]
     filterset_fields = ['activity', 'activity__name', 'last_name', 'first_name', 'inviter', 'inviter__alias__name',
                         'inviter__alias__normalized_name', ]
     search_fields = ['$activity__name', '$last_name', '$first_name', '$inviter__user__email', '$inviter__alias__name',
@@ -62,7 +62,7 @@ class EntryViewSet(ReadProtectedModelViewSet):
     """
     queryset = Entry.objects.order_by('id')
     serializer_class = EntrySerializer
-    filter_backends = [DjangoFilterBackend, SearchFilter]
+    filter_backends = [DjangoFilterBackend, RegexSafeSearchFilter]
     filterset_fields = ['activity', 'time', 'note', 'guest', ]
     search_fields = ['$activity__name', '$note__user__email', '$note__alias__name', '$note__alias__normalized_name',
                      '$guest__last_name', '$guest__first_name', ]

apps/activity/templates/activity/activity_list.html

@@ -46,4 +46,4 @@ SPDX-License-Identifier: GPL-3.0-or-later
     </h3>
     {% render_table table %}
 </div>
-{% endblock %}
+{% endblock %}

apps/activity/views.py

@@ -17,7 +17,9 @@ from django.utils.translation import gettext_lazy as _
 from django.views import View
 from django.views.decorators.cache import cache_page
 from django.views.generic import DetailView, TemplateView, UpdateView
-from django_tables2.views import SingleTableView
+from django.views.generic.list import ListView
+from django_tables2.views import MultiTableMixin
+from api.viewsets import is_regex
 from note.models import Alias, NoteSpecial, NoteUser
 from permission.backends import PermissionBackend
 from permission.views import ProtectQuerysetMixin, ProtectedCreateView
@@ -57,27 +59,40 @@ class ActivityCreateView(ProtectQuerysetMixin, ProtectedCreateView):
         return reverse_lazy('activity:activity_detail', kwargs={"pk": self.object.pk})
 
 
-class ActivityListView(ProtectQuerysetMixin, LoginRequiredMixin, SingleTableView):
+class ActivityListView(ProtectQuerysetMixin, LoginRequiredMixin, MultiTableMixin, ListView):
     """
     Displays all Activities, and classify if they are on-going or upcoming ones.
     """
     model = Activity
-    table_class = ActivityTable
+    tables = [ActivityTable, ActivityTable]
-    ordering = ('-date_start',)
     extra_context = {"title": _("Activities")}
 
     def get_queryset(self, **kwargs):
         return super().get_queryset(**kwargs).distinct()
 
+    def get_tables(self):
+        tables = super().get_tables()
+
+        tables[0].prefix = "all-"
+        tables[1].prefix = "upcoming-"
+        return tables
+
+    def get_tables_data(self):
+        # first table = all activities, second table = upcoming
+        return [
+            self.get_queryset().order_by("-date_start"),
+            Activity.objects.filter(date_end__gt=timezone.now())
+                            .filter(PermissionBackend.filter_queryset(self.request, Activity, "view"))
+                            .distinct()
+                            .order_by("date_start")
+        ]
+
     def get_context_data(self, **kwargs):
         context = super().get_context_data(**kwargs)
 
-        upcoming_activities = Activity.objects.filter(date_end__gt=timezone.now())
+        tables = context["tables"]
-        context['upcoming'] = ActivityTable(
+        for name, table in zip(["table", "upcoming"], tables):
-            data=upcoming_activities.filter(PermissionBackend.filter_queryset(self.request, Activity, "view")),
+            context[name] = table
-            prefix='upcoming-',
-            order_by='date_start',
-        )
 
         started_activities = self.get_queryset().filter(open=True, valid=True).distinct().all()
         context["started_activities"] = started_activities
@@ -198,13 +213,16 @@ class ActivityEntryView(LoginRequiredMixin, TemplateView):
 
         if "search" in self.request.GET and self.request.GET["search"]:
             pattern = self.request.GET["search"]
-            if pattern[0] != "^":
+
-                pattern = "^" + pattern
+            # Check if this is a valid regex. If not, we won't check regex
+            valid_regex = is_regex(pattern)
+            suffix = "__iregex" if valid_regex else "__istartswith"
+            pattern = "^" + pattern if valid_regex and pattern[0] != "^" else pattern
             guest_qs = guest_qs.filter(
-                Q(first_name__iregex=pattern)
+                Q(**{f"first_name{suffix}": pattern})
-                | Q(last_name__iregex=pattern)
+                | Q(**{f"last_name{suffix}": pattern})
-                | Q(inviter__alias__name__iregex=pattern)
+                | Q(**{f"inviter__alias__name{suffix}": pattern})
-                | Q(inviter__alias__normalized_name__iregex=Alias.normalize(pattern))
+                | Q(**{f"inviter__alias__normalized_name{suffix}": Alias.normalize(pattern)})
             )
         else:
             guest_qs = guest_qs.none()
@@ -236,11 +254,15 @@ class ActivityEntryView(LoginRequiredMixin, TemplateView):
 
         if "search" in self.request.GET and self.request.GET["search"]:
             pattern = self.request.GET["search"]
+
+            # Check if this is a valid regex. If not, we won't check regex
+            valid_regex = is_regex(pattern)
+            suffix = "__iregex" if valid_regex else "__icontains"
             note_qs = note_qs.filter(
-                Q(note__noteuser__user__first_name__iregex=pattern)
+                Q(**{f"note__noteuser__user__first_name{suffix}": pattern})
-                | Q(note__noteuser__user__last_name__iregex=pattern)
+                | Q(**{f"note__noteuser__user__last_name{suffix}": pattern})
-                | Q(name__iregex=pattern)
+                | Q(**{f"name{suffix}": pattern})
-                | Q(normalized_name__iregex=Alias.normalize(pattern))
+                | Q(**{f"normalized_name{suffix}": Alias.normalize(pattern)})
             )
         else:
             note_qs = note_qs.none()

apps/api/filters.py

@@ -0,0 +1,42 @@
+import re
+from functools import lru_cache
+
+from rest_framework.filters import SearchFilter
+
+
+class RegexSafeSearchFilter(SearchFilter):
+    @lru_cache
+    def validate_regex(self, search_term) -> bool:
+        try:
+            re.compile(search_term)
+            return True
+        except re.error:
+            return False
+
+    def get_search_fields(self, view, request):
+        """
+        Ensure that given regex are valid.
+        If not, we consider that the user is trying to search by substring.
+        """
+        search_fields = super().get_search_fields(view, request)
+        search_terms = self.get_search_terms(request)
+
+        for search_term in search_terms:
+            if not self.validate_regex(search_term):
+                # Invalid regex. We assume we don't query by regex but by substring.
+                search_fields = [f.replace('$', '') for f in search_fields]
+                break
+
+        return search_fields
+
+    def get_search_terms(self, request):
+        """
+        Ensure that search field is a valid regex query. If not, we remove extra characters.
+        """
+        terms = super().get_search_terms(request)
+        if not all(self.validate_regex(term) for term in terms):
+            # Invalid regex. If a ^ is prefixed to the search term, we remove it.
+            terms = [term[1:] if term[0] == '^' else term for term in terms]
+            # Same for dollars.
+            terms = [term[:-1] if term[-1] == '$' else term for term in terms]
+        return terms

apps/api/tests.py

@@ -12,11 +12,12 @@ from django.contrib.contenttypes.models import ContentType
 from django.db.models.fields.files import ImageFieldFile
 from django.test import TestCase
 from django_filters.rest_framework import DjangoFilterBackend
+from phonenumbers import PhoneNumber
+from rest_framework.filters import OrderingFilter
+from api.filters import RegexSafeSearchFilter
 from member.models import Membership, Club
 from note.models import NoteClub, NoteUser, Alias, Note
 from permission.models import PermissionMask, Permission, Role
-from phonenumbers import PhoneNumber
-from rest_framework.filters import SearchFilter, OrderingFilter
 
 from .viewsets import ContentTypeViewSet, UserViewSet
 
@@ -87,7 +88,7 @@ class TestAPI(TestCase):
                     resp = self.client.get(url + f"?ordering=-{field}")
                     self.assertEqual(resp.status_code, 200)
 
-            if SearchFilter in backends:
+            if RegexSafeSearchFilter in backends:
                 # Basic search
                 for field in viewset.search_fields:
                     obj = self.fix_note_object(obj, field)

apps/api/viewsets.py

@@ -1,19 +1,29 @@
 # Copyright (C) 2018-2024 by BDE ENS Paris-Saclay
 # SPDX-License-Identifier: GPL-3.0-or-later
 
+import re
+
 from django.contrib.contenttypes.models import ContentType
 from django_filters.rest_framework import DjangoFilterBackend
 from django.db.models import Q
 from django.conf import settings
 from django.contrib.auth.models import User
-from rest_framework.filters import SearchFilter
 from rest_framework.viewsets import ReadOnlyModelViewSet, ModelViewSet
 from permission.backends import PermissionBackend
 from note.models import Alias
 
+from .filters import RegexSafeSearchFilter
 from .serializers import UserSerializer, ContentTypeSerializer
 
 
+def is_regex(pattern):
+    try:
+        re.compile(pattern)
+        return True
+    except (re.error, TypeError):
+        return False
+
+
 class ReadProtectedModelViewSet(ModelViewSet):
     """
     Protect a ModelViewSet by filtering the objects that the user cannot see.
@@ -60,34 +70,38 @@ class UserViewSet(ReadProtectedModelViewSet):
 
         if "search" in self.request.GET:
             pattern = self.request.GET["search"]
+            # Check if this is a valid regex. If not, we won't check regex
+            valid_regex = is_regex(pattern)
+            suffix = "__iregex" if valid_regex else "__istartswith"
+            prefix = "^" if valid_regex else ""
 
             # Filter with different rules
             # We use union-all to keep each filter rule sorted in result
             queryset = queryset.filter(
                 # Match without normalization
-                note__alias__name__iregex="^" + pattern
+                Q(**{f"note__alias__name{suffix}": prefix + pattern})
             ).union(
                 queryset.filter(
                     # Match with normalization
-                    Q(note__alias__normalized_name__iregex="^" + Alias.normalize(pattern))
+                    Q(**{f"note__alias__normalized_name{suffix}": prefix + Alias.normalize(pattern)})
-                    & ~Q(note__alias__name__iregex="^" + pattern)
+                    & ~Q(**{f"note__alias__name{suffix}": prefix + pattern})
                 ),
                 all=True,
             ).union(
                 queryset.filter(
                     # Match on lower pattern
-                    Q(note__alias__normalized_name__iregex="^" + pattern.lower())
+                    Q(**{f"note__alias__normalized_name{suffix}": prefix + pattern.lower()})
-                    & ~Q(note__alias__normalized_name__iregex="^" + Alias.normalize(pattern))
+                    & ~Q(**{f"note__alias__normalized_name{suffix}": prefix + Alias.normalize(pattern)})
-                    & ~Q(note__alias__name__iregex="^" + pattern)
+                    & ~Q(**{f"note__alias__name{suffix}": prefix + pattern})
                 ),
                 all=True,
             ).union(
                 queryset.filter(
                     # Match on firstname or lastname
-                    (Q(last_name__iregex="^" + pattern) | Q(first_name__iregex="^" + pattern))
+                    (Q(**{f"last_name{suffix}": prefix + pattern}) | Q(**{f"first_name{suffix}": prefix + pattern}))
-                    & ~Q(note__alias__normalized_name__iregex="^" + pattern.lower())
+                    & ~Q(**{f"note__alias__normalized_name{suffix}": prefix + pattern.lower()})
-                    & ~Q(note__alias__normalized_name__iregex="^" + Alias.normalize(pattern))
+                    & ~Q(**{f"note__alias__normalized_name{suffix}": prefix + Alias.normalize(pattern)})
-                    & ~Q(note__alias__name__iregex="^" + pattern)
+                    & ~Q(**{f"note__alias__name{suffix}": prefix + pattern})
                 ),
                 all=True,
             )
@@ -107,6 +121,6 @@ class ContentTypeViewSet(ReadOnlyModelViewSet):
     """
     queryset = ContentType.objects.order_by('id')
     serializer_class = ContentTypeSerializer
-    filter_backends = [DjangoFilterBackend, SearchFilter]
+    filter_backends = [DjangoFilterBackend, RegexSafeSearchFilter]
     filterset_fields = ['id', 'app_label', 'model', ]
     search_fields = ['$app_label', '$model', ]

apps/member/api/views.py

@@ -2,7 +2,8 @@
 # SPDX-License-Identifier: GPL-3.0-or-later
 
 from django_filters.rest_framework import DjangoFilterBackend
-from rest_framework.filters import OrderingFilter, SearchFilter
+from rest_framework.filters import OrderingFilter
+from api.filters import RegexSafeSearchFilter
 from api.viewsets import ReadProtectedModelViewSet
 
 from .serializers import ProfileSerializer, ClubSerializer, MembershipSerializer
@@ -17,7 +18,7 @@ class ProfileViewSet(ReadProtectedModelViewSet):
     """
     queryset = Profile.objects.order_by('id')
     serializer_class = ProfileSerializer
-    filter_backends = [DjangoFilterBackend, SearchFilter]
+    filter_backends = [DjangoFilterBackend, RegexSafeSearchFilter]
     filterset_fields = ['user', 'user__first_name', 'user__last_name', 'user__username', 'user__email',
                         'user__note__alias__name', 'user__note__alias__normalized_name', 'phone_number', "section",
                         'department', 'promotion', 'address', 'paid', 'ml_events_registration', 'ml_sport_registration',
@@ -34,7 +35,7 @@ class ClubViewSet(ReadProtectedModelViewSet):
     """
     queryset = Club.objects.order_by('id')
     serializer_class = ClubSerializer
-    filter_backends = [DjangoFilterBackend, SearchFilter]
+    filter_backends = [DjangoFilterBackend, RegexSafeSearchFilter]
     filterset_fields = ['name', 'email', 'note__alias__name', 'note__alias__normalized_name', 'parent_club',
                         'parent_club__name', 'require_memberships', 'membership_fee_paid', 'membership_fee_unpaid',
                         'membership_duration', 'membership_start', 'membership_end', ]
@@ -49,7 +50,7 @@ class MembershipViewSet(ReadProtectedModelViewSet):
     """
     queryset = Membership.objects.order_by('id')
     serializer_class = MembershipSerializer
-    filter_backends = [DjangoFilterBackend, OrderingFilter, SearchFilter]
+    filter_backends = [DjangoFilterBackend, OrderingFilter, RegexSafeSearchFilter]
     filterset_fields = ['club__name', 'club__email', 'club__note__alias__name', 'club__note__alias__normalized_name',
                         'user__username', 'user__last_name', 'user__first_name', 'user__email',
                         'user__note__alias__name', 'user__note__alias__normalized_name',

apps/member/forms.py

@@ -138,6 +138,9 @@ class ImageForm(forms.Form):
 
         return cleaned_data
 
+    def is_valid(self):
+        return super().is_valid() or super().clean().get('image') is None
+
 
 class ClubForm(forms.ModelForm):
     def clean(self):
@@ -151,7 +154,7 @@ class ClubForm(forms.ModelForm):
 
     class Meta:
         model = Club
-        fields = '__all__'
+        exclude = ("add_registration_form",)
         widgets = {
             "membership_fee_paid": AmountInput(),
             "membership_fee_unpaid": AmountInput(),

apps/member/migrations/0012_club_add_registration_form.py

@@ -0,0 +1,18 @@
+# Generated by Django 2.2.28 on 2024-07-15 09:24
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('member', '0011_profile_vss_charter_read'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='club',
+            name='add_registration_form',
+            field=models.BooleanField(default=False, verbose_name='add to registration form'),
+        ),
+    ]

apps/member/models.py

@@ -259,6 +259,11 @@ class Club(models.Model):
         help_text=_('Maximal date of a membership, after which members must renew it.'),
     )
 
+    add_registration_form = models.BooleanField(
+        verbose_name=_("add to registration form"),
+        default=False,
+    )
+
     class Meta:
         verbose_name = _("club")
         verbose_name_plural = _("clubs")

apps/member/templates/member/picture_update.html

@@ -14,6 +14,9 @@ SPDX-License-Identifier: GPL-3.0-or-later
       <form method="post" enctype="multipart/form-data" id="formUpload">
         {% csrf_token %}
         {{ form |crispy }}
+        {% if user.note.display_image != "pic/default.png" %}
+          <input type="submit" class="btn btn-primary" value="{% trans "Remove" %}">
+        {% endif %}
       </form>
     </div>
     <!-- MODAL TO CROP THE IMAGE -->

apps/member/views.py

@@ -18,6 +18,7 @@ from django.views.generic import DetailView, UpdateView, TemplateView
 from django.views.generic.edit import FormMixin
 from django_tables2.views import SingleTableView
 from rest_framework.authtoken.models import Token
+from api.viewsets import is_regex
 from note.models import Alias, NoteClub, NoteUser, Trust
 from note.models.transactions import Transaction, SpecialTransaction
 from note.tables import HistoryTable, AliasTable, TrustTable, TrustedTable
@@ -219,16 +220,20 @@ class UserListView(ProtectQuerysetMixin, LoginRequiredMixin, SingleTableView):
         if "search" in self.request.GET and self.request.GET["search"]:
             pattern = self.request.GET["search"]
 
+            # Check if this is a valid regex. If not, we won't check regex
+            valid_regex = is_regex(pattern)
+            suffix = "__iregex" if valid_regex else "__istartswith"
+            prefix = "^" if valid_regex else ""
             qs = qs.filter(
-                username__iregex="^" + pattern
+                Q(**{f"username{suffix}": prefix + pattern})
             ).union(
                 qs.filter(
-                    (Q(alias__iregex="^" + pattern)
+                    (Q(**{f"alias{suffix}": prefix + pattern})
-                     | Q(normalized_alias__iregex="^" + Alias.normalize(pattern))
+                     | Q(**{f"normalized_alias{suffix}": prefix + Alias.normalize(pattern)})
-                     | Q(last_name__iregex="^" + pattern)
+                     | Q(**{f"last_name{suffix}": prefix + pattern})
-                     | Q(first_name__iregex="^" + pattern)
+                     | Q(**{f"first_name{suffix}": prefix + pattern})
                      | Q(email__istartswith=pattern))
-                    & ~Q(username__iregex="^" + pattern)
+                    & ~Q(**{f"username{suffix}": prefix + pattern})
                 ), all=True)
         else:
             qs = qs.none()
@@ -326,12 +331,15 @@ class PictureUpdateView(ProtectQuerysetMixin, LoginRequiredMixin, FormMixin, Det
         """Save image to note"""
         image = form.cleaned_data['image']
 
-        # Rename as a PNG or GIF
+        if image is None:
-        extension = image.name.split(".")[-1]
+            image = "pic/default.png"
-        if extension == "gif":
-            image.name = "{}_pic.gif".format(self.object.note.pk)
         else:
-            image.name = "{}_pic.png".format(self.object.note.pk)
+            # Rename as a PNG or GIF
+            extension = image.name.split(".")[-1]
+            if extension == "gif":
+                image.name = "{}_pic.gif".format(self.object.note.pk)
+            else:
+                image.name = "{}_pic.png".format(self.object.note.pk)
 
         # Save
         self.object.note.display_image = image
@@ -407,10 +415,15 @@ class ClubListView(ProtectQuerysetMixin, LoginRequiredMixin, SingleTableView):
         if "search" in self.request.GET:
             pattern = self.request.GET["search"]
 
+            # Check if this is a valid regex. If not, we won't check regex
+            valid_regex = is_regex(pattern)
+            suffix = "__iregex" if valid_regex else "__istartswith"
+            prefix = "^" if valid_regex else ""
+
             qs = qs.filter(
-                Q(name__iregex=pattern)
+                Q(**{f"name{suffix}": prefix + pattern})
-                | Q(note__alias__name__iregex=pattern)
+                | Q(**{f"note__alias__name{suffix}": prefix + pattern})
-                | Q(note__alias__normalized_name__iregex=Alias.normalize(pattern))
+                | Q(**{f"note__alias__normalized_name{suffix}": prefix + Alias.normalize(pattern)})
             )
 
         return qs
@@ -909,10 +922,15 @@ class ClubMembersListView(ProtectQuerysetMixin, LoginRequiredMixin, SingleTableV
 
         if 'search' in self.request.GET:
             pattern = self.request.GET['search']
+
+            # Check if this is a valid regex. If not, we won't check regex
+            valid_regex = is_regex(pattern)
+            suffix = "__iregex" if valid_regex else "__istartswith"
+            prefix = "^" if valid_regex else ""
             qs = qs.filter(
-                Q(user__first_name__iregex='^' + pattern)
+                Q(**{f"user__first_name{suffix}": prefix + pattern})
-                | Q(user__last_name__iregex='^' + pattern)
+                | Q(**{f"user__last_name{suffix}": prefix + pattern})
-                | Q(user__note__alias__normalized_name__iregex='^' + Alias.normalize(pattern))
+                | Q(**{f"user__note__alias__normalized_name{suffix}": prefix + Alias.normalize(pattern)})
             )
 
         only_active = "only_active" not in self.request.GET or self.request.GET["only_active"] != '0'

apps/note/api/views.py

@@ -1,16 +1,16 @@
 # Copyright (C) 2018-2024 by BDE ENS Paris-Saclay
 # SPDX-License-Identifier: GPL-3.0-or-later
-import re
 
 from django.conf import settings
 from django.db.models import Q
 from django.core.exceptions import ValidationError
 from django_filters.rest_framework import DjangoFilterBackend
-from rest_framework.filters import OrderingFilter, SearchFilter
+from rest_framework.filters import OrderingFilter
-from rest_framework import viewsets
+from rest_framework import status, viewsets
 from rest_framework.response import Response
-from rest_framework import status
+from api.filters import RegexSafeSearchFilter
-from api.viewsets import ReadProtectedModelViewSet, ReadOnlyProtectedModelViewSet
+from api.viewsets import ReadProtectedModelViewSet, ReadOnlyProtectedModelViewSet, \
+    is_regex
 from permission.backends import PermissionBackend
 
 from .serializers import NotePolymorphicSerializer, AliasSerializer, ConsumerSerializer, \
@@ -29,7 +29,7 @@ class NotePolymorphicViewSet(ReadProtectedModelViewSet):
     """
     queryset = Note.objects.order_by('id')
     serializer_class = NotePolymorphicSerializer
-    filter_backends = [DjangoFilterBackend, SearchFilter, OrderingFilter]
+    filter_backends = [DjangoFilterBackend, RegexSafeSearchFilter, OrderingFilter]
     filterset_fields = ['alias__name', 'polymorphic_ctype', 'is_active', 'balance', 'last_negative', 'created_at', ]
     search_fields = ['$alias__normalized_name', '$alias__name', '$polymorphic_ctype__model',
                      '$noteuser__user__last_name', '$noteuser__user__first_name', '$noteuser__user__email',
@@ -48,10 +48,14 @@ class NotePolymorphicViewSet(ReadProtectedModelViewSet):
             .distinct()
 
         alias = self.request.query_params.get("alias", ".*")
+        # Check if this is a valid regex. If not, we won't check regex
+        valid_regex = is_regex(alias)
+        suffix = '__iregex' if valid_regex else '__istartswith'
+        alias_prefix = '^' if valid_regex else ''
         queryset = queryset.filter(
-            Q(alias__name__iregex="^" + alias)
+            Q(**{f"alias__name{suffix}": alias_prefix + alias})
-            | Q(alias__normalized_name__iregex="^" + Alias.normalize(alias))
+            | Q(**{f"alias__normalized_name{suffix}": alias_prefix + Alias.normalize(alias)})
-            | Q(alias__normalized_name__iregex="^" + alias.lower())
+            | Q(**{f"alias__normalized_name{suffix}": alias_prefix + alias.lower()})
         )
 
         return queryset.order_by("id")
@@ -65,7 +69,7 @@ class TrustViewSet(ReadProtectedModelViewSet):
     """
     queryset = Trust.objects
     serializer_class = TrustSerializer
-    filter_backends = [SearchFilter, DjangoFilterBackend, OrderingFilter]
+    filter_backends = [RegexSafeSearchFilter, DjangoFilterBackend, OrderingFilter]
     search_fields = ['$trusting__alias__name', '$trusting__alias__normalized_name',
                      '$trusted__alias__name', '$trusted__alias__normalized_name']
     filterset_fields = ['trusting', 'trusting__noteuser__user', 'trusted', 'trusted__noteuser__user']
@@ -91,11 +95,11 @@ class AliasViewSet(ReadProtectedModelViewSet):
     """
     REST API View set.
     The djangorestframework plugin will get all `Alias` objects, serialize it to JSON with the given serializer,
-    then render it on /api/note/aliases/
+    then render it on /api/note/alias/
     """
     queryset = Alias.objects
     serializer_class = AliasSerializer
-    filter_backends = [SearchFilter, DjangoFilterBackend, OrderingFilter]
+    filter_backends = [RegexSafeSearchFilter, DjangoFilterBackend, OrderingFilter]
     search_fields = ['$normalized_name', '$name', '$note__polymorphic_ctype__model', ]
     filterset_fields = ['name', 'normalized_name', 'note', 'note__noteuser__user',
                         'note__noteclub__club', 'note__polymorphic_ctype__model', ]
@@ -126,18 +130,22 @@ class AliasViewSet(ReadProtectedModelViewSet):
 
         alias = self.request.query_params.get("alias", None)
         if alias:
+            # Check if this is a valid regex. If not, we won't check regex
+            valid_regex = is_regex(alias)
+            suffix = '__iregex' if valid_regex else '__istartswith'
+            alias_prefix = '^' if valid_regex else ''
             queryset = queryset.filter(
-                name__iregex="^" + alias
+                **{f"name{suffix}": alias_prefix + alias}
             ).union(
                 queryset.filter(
-                    Q(normalized_name__iregex="^" + Alias.normalize(alias))
+                    Q(**{f"normalized_name{suffix}": alias_prefix + Alias.normalize(alias)})
-                    & ~Q(name__iregex="^" + alias)
+                    & ~Q(**{f"name{suffix}": alias_prefix + alias})
                 ),
                 all=True).union(
                 queryset.filter(
-                    Q(normalized_name__iregex="^" + alias.lower())
+                    Q(**{f"normalized_name{suffix}": "^" + alias.lower()})
-                    & ~Q(normalized_name__iregex="^" + Alias.normalize(alias))
+                    & ~Q(**{f"normalized_name{suffix}": "^" + Alias.normalize(alias)})
-                    & ~Q(name__iregex="^" + alias)
+                    & ~Q(**{f"name{suffix}": "^" + alias})
                 ),
                 all=True)
 
@@ -147,7 +155,7 @@ class AliasViewSet(ReadProtectedModelViewSet):
 class ConsumerViewSet(ReadOnlyProtectedModelViewSet):
     queryset = Alias.objects
     serializer_class = ConsumerSerializer
-    filter_backends = [SearchFilter, OrderingFilter, DjangoFilterBackend]
+    filter_backends = [RegexSafeSearchFilter, OrderingFilter, DjangoFilterBackend]
     search_fields = ['$normalized_name', '$name', '$note__polymorphic_ctype__model', ]
     filterset_fields = ['name', 'normalized_name', 'note', 'note__noteuser__user',
                         'note__noteclub__club', 'note__polymorphic_ctype__model', ]
@@ -166,11 +174,7 @@ class ConsumerViewSet(ReadOnlyProtectedModelViewSet):
 
         alias = self.request.query_params.get("alias", None)
         # Check if this is a valid regex. If not, we won't check regex
-        try:
+        valid_regex = is_regex(alias)
-            re.compile(alias)
-            valid_regex = True
-        except (re.error, TypeError):
-            valid_regex = False
         suffix = '__iregex' if valid_regex else '__istartswith'
         alias_prefix = '^' if valid_regex else ''
         queryset = queryset.prefetch_related('note')
@@ -207,7 +211,7 @@ class TemplateCategoryViewSet(ReadProtectedModelViewSet):
     """
     queryset = TemplateCategory.objects.order_by('name')
     serializer_class = TemplateCategorySerializer
-    filter_backends = [DjangoFilterBackend, SearchFilter]
+    filter_backends = [DjangoFilterBackend, RegexSafeSearchFilter]
     filterset_fields = ['name', 'templates', 'templates__name']
     search_fields = ['$name', '$templates__name', ]
 
@@ -220,7 +224,7 @@ class TransactionTemplateViewSet(viewsets.ModelViewSet):
     """
     queryset = TransactionTemplate.objects.order_by('name')
     serializer_class = TransactionTemplateSerializer
-    filter_backends = [SearchFilter, DjangoFilterBackend, OrderingFilter]
+    filter_backends = [RegexSafeSearchFilter, DjangoFilterBackend, OrderingFilter]
     filterset_fields = ['name', 'amount', 'display', 'category', 'category__name', ]
     search_fields = ['$name', '$category__name', ]
     ordering_fields = ['amount', ]
@@ -234,7 +238,7 @@ class TransactionViewSet(ReadProtectedModelViewSet):
     """
     queryset = Transaction.objects.order_by('-created_at')
     serializer_class = TransactionPolymorphicSerializer
-    filter_backends = [SearchFilter, DjangoFilterBackend, OrderingFilter]
+    filter_backends = [RegexSafeSearchFilter, DjangoFilterBackend, OrderingFilter]
     filterset_fields = ['source', 'source_alias', 'source__alias__name', 'source__alias__normalized_name',
                         'destination', 'destination_alias', 'destination__alias__name',
                         'destination__alias__normalized_name', 'quantity', 'polymorphic_ctype', 'amount',

apps/note/templates/note/mails/negative_balance.html

@@ -23,7 +23,7 @@
 
 <p>
     Par ailleurs, le BDE ne sert pas d'alcool aux adhérents dont le solde
-    est inférieur à 0 € depuis plus de 24h.
+    est inférieur à 0 €.
 </p>
 
 <p>
@@ -43,4 +43,4 @@
     {% trans "Mail generated by the Note Kfet on the" %} {% now "j F Y à H:i:s" %}
 </p>
 </body>
-</html>
+</html>

apps/note/views.py

@@ -13,6 +13,7 @@ from django.views.generic import CreateView, UpdateView, DetailView
 from django.urls import reverse_lazy
 from django_tables2 import SingleTableView
 from activity.models import Entry
+from api.viewsets import is_regex
 from permission.backends import PermissionBackend
 from permission.views import ProtectQuerysetMixin
 from note_kfet.inputs import AmountInput
@@ -89,11 +90,15 @@ class TransactionTemplateListView(ProtectQuerysetMixin, LoginRequiredMixin, Sing
         qs = super().get_queryset().distinct()
         if "search" in self.request.GET:
             pattern = self.request.GET["search"]
+
+            # Check if this is a valid regex. If not, we won't check regex
+            valid_regex = is_regex(pattern)
+            suffix = "__iregex" if valid_regex else "__icontains"
             qs = qs.filter(
-                Q(name__iregex=pattern)
+                Q(**{f"name{suffix}": pattern})
-                | Q(destination__club__name__iregex=pattern)
+                | Q(**{f"destination__club__name{suffix}": pattern})
-                | Q(category__name__iregex=pattern)
+                | Q(**{f"category__name{suffix}": pattern})
-                | Q(description__iregex=pattern)
+                | Q(**{f"description{suffix}": pattern})
             )
 
         qs = qs.order_by('-display', 'category__name', 'destination__club__name', 'name')
@@ -223,7 +228,10 @@ class TransactionSearchView(ProtectQuerysetMixin, LoginRequiredMixin, DetailView
         if "type" in data and data["type"]:
             transactions = transactions.filter(polymorphic_ctype__in=data["type"])
         if "reason" in data and data["reason"]:
-            transactions = transactions.filter(reason__iregex=data["reason"])
+            # Check if this is a valid regex. If not, we won't check regex
+            valid_regex = is_regex(data["reason"])
+            suffix = "__iregex" if valid_regex else "__istartswith"
+            transactions = transactions.filter(Q(**{f"reason{suffix}": data["reason"]}))
         if "valid" in data and data["valid"]:
             transactions = transactions.filter(valid=data["valid"])
         if "amount_gte" in data and data["amount_gte"]:

apps/permission/api/views.py

@@ -1,9 +1,9 @@
 # Copyright (C) 2018-2024 by BDE ENS Paris-Saclay
 # SPDX-License-Identifier: GPL-3.0-or-later
 
-from api.viewsets import ReadOnlyProtectedModelViewSet
 from django_filters.rest_framework import DjangoFilterBackend
-from rest_framework.filters import SearchFilter
+from api.filters import RegexSafeSearchFilter
+from api.viewsets import ReadOnlyProtectedModelViewSet
 
 from .serializers import PermissionSerializer, RoleSerializer
 from ..models import Permission, Role
@@ -17,9 +17,9 @@ class PermissionViewSet(ReadOnlyProtectedModelViewSet):
     """
     queryset = Permission.objects.order_by('id')
     serializer_class = PermissionSerializer
-    filter_backends = [DjangoFilterBackend, SearchFilter]
+    filter_backends = [DjangoFilterBackend, RegexSafeSearchFilter]
     filterset_fields = ['model', 'type', 'query', 'mask', 'field', 'permanent', ]
-    search_fields = ['$model__name', '$query', '$description', ]
+    search_fields = ['$model__model', '$query', '$description', ]
 
 
 class RoleViewSet(ReadOnlyProtectedModelViewSet):
@@ -30,6 +30,6 @@ class RoleViewSet(ReadOnlyProtectedModelViewSet):
     """
     queryset = Role.objects.order_by('id')
     serializer_class = RoleSerializer
-    filter_backends = [DjangoFilterBackend, SearchFilter]
+    filter_backends = [DjangoFilterBackend, RegexSafeSearchFilter]
     filterset_fields = ['name', 'permissions', 'for_club', 'memberships__user', ]
     search_fields = ['$name', '$for_club__name', ]

apps/permission/fixtures/initial.json

@@ -2591,12 +2591,12 @@
 				"note",
 				"transaction"
 			],
-			"query": "[\"OR\", {\"source__balance__gte\": {\"F\": [\"SUB\", [\"MUL\", [\"F\", \"amount\"], [\"F\", \"quantity\"]], 2000]}}, {\"valid\": false}]",
+			"query": "[\"OR\", {\"source__balance__gte\": 0}, [\"AND\", [\"NOT\", {\"recurrenttransaction__template__category__name\": \"Alcool\"}], {\"source__balance__gte\": {\"F\": [\"SUB\", [\"MUL\", [\"F\", \"amount\"], [\"F\", \"quantity\"]], 2000]}}], {\"valid\": false}]",
 			"type": "add",
 			"mask": 2,
 			"field": "",
 			"permanent": false,
-			"description": "Créer une transaction quelconque tant que la source reste au-dessus de -20 €"
+			"description": "Créer une transaction quelconque tant que la source reste positive s'il s'agit d'alcool, sinon au-dessus de -20€"
 		}
 	},
 	{

apps/registration/forms.py

@@ -5,7 +5,6 @@ from django import forms
 from django.contrib.auth.forms import UserCreationForm
 from django.contrib.auth.models import User
 from django.utils.translation import gettext_lazy as _
-# from member.models import Club
 from note.models import NoteSpecial, Alias
 from note_kfet.inputs import AmountInput
 
@@ -115,12 +114,3 @@ class ValidationForm(forms.Form):
         required=False,
         initial=True,
     )
-
-#     If the bda exists
-#     if Club.objects.filter(name__iexact="bda").exists():
-#         The user can join the bda club at the inscription
-#         join_bda = forms.BooleanField(
-#             label=_("Join BDA Club"),
-#             required=False,
-#             initial=True,
-#         )

apps/registration/views.py

@@ -1,6 +1,7 @@
 # Copyright (C) 2018-2024 by BDE ENS Paris-Saclay
 # SPDX-License-Identifier: GPL-3.0-or-later
 
+from django import forms
 from django.conf import settings
 from django.contrib.auth.mixins import LoginRequiredMixin
 from django.contrib.auth.models import User
@@ -15,6 +16,7 @@ from django.views import View
 from django.views.generic import CreateView, TemplateView, DetailView
 from django.views.generic.edit import FormMixin
 from django_tables2 import SingleTableView
+from api.viewsets import is_regex
 from member.forms import ProfileForm
 from member.models import Membership, Club
 from note.models import SpecialTransaction, Alias
@@ -191,11 +193,16 @@ class FutureUserListView(ProtectQuerysetMixin, LoginRequiredMixin, SingleTableVi
         if "search" in self.request.GET and self.request.GET["search"]:
             pattern = self.request.GET["search"]
 
+            # Check if this is a valid regex. If not, we won't check regex
+            valid_regex = is_regex(pattern)
+            suffix_username = "__iregex" if valid_regex else "__icontains"
+            suffix = "__iregex" if valid_regex else "__istartswith"
+            prefix = "^" if valid_regex else ""
             qs = qs.filter(
-                Q(first_name__iregex=pattern)
+                Q(**{f"first_name{suffix}": pattern})
-                | Q(last_name__iregex=pattern)
+                | Q(**{f"last_name{suffix}": pattern})
-                | Q(profile__section__iregex=pattern)
+                | Q(**{f"profile__section{suffix}": pattern})
-                | Q(username__iregex="^" + pattern)
+                | Q(**{f"username{suffix_username}": prefix + pattern})
             )
 
         return qs
@@ -238,9 +245,8 @@ class FutureUserDetailView(ProtectQuerysetMixin, LoginRequiredMixin, FormMixin,
         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
-        if Club.objects.filter(name__iexact="BDA").exists():
+        for club in Club.objects.filter(add_registration_form=True):
-            bda = Club.objects.get(name__iexact="BDA")
+            fee += club.membership_fee_paid if user.profile.paid else club.membership_fee_unpaid
-            fee += bda.membership_fee_paid if user.profile.paid else bda.membership_fee_unpaid
         ctx["total_fee"] = "{:.02f}".format(fee / 100, )
 
 #        ctx["declare_soge_account"] = SogeCredit.objects.filter(user=user).exists()
@@ -249,6 +255,16 @@ class FutureUserDetailView(ProtectQuerysetMixin, LoginRequiredMixin, FormMixin,
 
     def get_form(self, form_class=None):
         form = super().get_form(form_class)
+
+        # add clubs that are in registration form
+        for club in Club.objects.filter(add_registration_form=True).order_by("name"):
+            form_join_club = forms.BooleanField(
+                label=_("Join %(club)s Club") % {'club': club.name},
+                required=False,
+                initial=False,
+            )
+            form.fields.update({f"join_{club.id}": form_join_club})
+
         user = self.get_object()
         form.fields["last_name"].initial = user.last_name
         form.fields["first_name"].initial = user.first_name
@@ -266,11 +282,6 @@ class FutureUserDetailView(ProtectQuerysetMixin, LoginRequiredMixin, FormMixin,
             form.add_error(None, _("An alias with a similar name already exists."))
             return self.form_invalid(form)
 
-        # Check if BDA exist to propose membership at regisration
-        bda_exists = False
-        if Club.objects.filter(name__iexact="BDA").exists():
-            bda_exists = True
-
         # Get form data
 #        soge = form.cleaned_data["soge"]
         credit_type = form.cleaned_data["credit_type"]
@@ -280,8 +291,9 @@ class FutureUserDetailView(ProtectQuerysetMixin, LoginRequiredMixin, FormMixin,
         bank = form.cleaned_data["bank"]
         join_bde = form.cleaned_data["join_bde"]
         join_kfet = form.cleaned_data["join_kfet"]
-        if bda_exists:
+
-            join_bda = form.cleaned_data["join_bda"]
+        clubs_registration = Club.objects.filter(add_registration_form=True).order_by("name")
+        join_clubs = [(club, form.cleaned_data[f"join_{club.id}"]) for club in clubs_registration]
 
 #        if soge:
 #            # If Société Générale pays the inscription, the user automatically joins the two clubs.
@@ -303,11 +315,12 @@ class FutureUserDetailView(ProtectQuerysetMixin, LoginRequiredMixin, FormMixin,
         kfet_fee = kfet.membership_fee_paid if user.profile.paid else kfet.membership_fee_unpaid
         # Add extra fee for the full membership
         fee += kfet_fee if join_kfet else 0
-        if bda_exists:
+        clubs_fee = dict()
-            bda = Club.objects.get(name__iexact="BDA")
+        for club, join_club in join_clubs:
-            bda_fee = bda.membership_fee_paid if user.profile.paid else bda.membership_fee_unpaid
+            club_fee = club.membership_fee_paid if user.profile.paid else club.membership_fee_unpaid
-            # Add extra fee for the bda membership
+            # Add extra fee for the club membership
-            fee += bda_fee if join_bda else 0
+            clubs_fee[club] = club_fee
+            fee += club_fee if join_club else 0
 
 #        # If the bank pays, then we don't credit now. Treasurers will validate the transaction
 #        # and credit the note later.
@@ -387,17 +400,18 @@ class FutureUserDetailView(ProtectQuerysetMixin, LoginRequiredMixin, FormMixin,
             membership.roles.add(Role.objects.get(name="Adhérent Kfet"))
             membership.save()
 
-        if bda_exists and join_bda:
+        for club, join_club in join_clubs:
-            # Create membership for the user to the BDA starting today
+            if join_club:
-            membership = Membership(
+                # Create membership for the user to the BDA starting today
-                club=bda,
+                membership = Membership(
-                user=user,
+                    club=club,
-                fee=bda_fee,
+                    user=user,
-            )
+                    fee=clubs_fee[club],
-            membership.save()
+                )
-            membership.refresh_from_db()
+                membership.save()
-            membership.roles.add(Role.objects.get(name="Membre de club"))
+                membership.refresh_from_db()
-            membership.save()
+                membership.roles.add(Role.objects.get(name="Membre de club"))
+                membership.save()
 
 #        if soge:
 #            soge_credit = SogeCredit.objects.get(user=user)

apps/treasury/api/views.py

@@ -2,7 +2,7 @@
 # SPDX-License-Identifier: GPL-3.0-or-later
 
 from django_filters.rest_framework import DjangoFilterBackend
-from rest_framework.filters import SearchFilter
+from api.filters import RegexSafeSearchFilter
 from api.viewsets import ReadProtectedModelViewSet
 
 from .serializers import InvoiceSerializer, ProductSerializer, RemittanceTypeSerializer, RemittanceSerializer, \
@@ -18,7 +18,7 @@ class InvoiceViewSet(ReadProtectedModelViewSet):
     """
     queryset = Invoice.objects.order_by('id')
     serializer_class = InvoiceSerializer
-    filter_backends = [DjangoFilterBackend, SearchFilter]
+    filter_backends = [DjangoFilterBackend, RegexSafeSearchFilter]
     filterset_fields = ['bde', 'object', 'description', 'name', 'address', 'date', 'acquitted', 'locked', ]
     search_fields = ['$object', '$description', '$name', '$address', ]
 
@@ -31,7 +31,7 @@ class ProductViewSet(ReadProtectedModelViewSet):
     """
     queryset = Product.objects.order_by('invoice_id', 'id')
     serializer_class = ProductSerializer
-    filter_backends = [DjangoFilterBackend, SearchFilter]
+    filter_backends = [DjangoFilterBackend, RegexSafeSearchFilter]
     filterset_fields = ['invoice', 'designation', 'quantity', 'amount', ]
     search_fields = ['$designation', '$invoice__object', ]
 
@@ -44,7 +44,7 @@ class RemittanceTypeViewSet(ReadProtectedModelViewSet):
     """
     queryset = RemittanceType.objects.order_by('id')
     serializer_class = RemittanceTypeSerializer
-    filter_backends = [DjangoFilterBackend, SearchFilter]
+    filter_backends = [DjangoFilterBackend, RegexSafeSearchFilter]
     filterset_fields = ['note', ]
     search_fields = ['$note__special_type', ]
 
@@ -57,7 +57,7 @@ class RemittanceViewSet(ReadProtectedModelViewSet):
     """
     queryset = Remittance.objects.order_by('id')
     serializer_class = RemittanceSerializer
-    filter_backends = [DjangoFilterBackend, SearchFilter]
+    filter_backends = [DjangoFilterBackend, RegexSafeSearchFilter]
     filterset_fields = ['date', 'remittance_type', 'comment', 'closed', 'transaction_proxies__transaction', ]
     search_fields = ['$remittance_type__note__special_type', '$comment', ]
 
@@ -70,7 +70,7 @@ class SogeCreditViewSet(ReadProtectedModelViewSet):
     """
     queryset = SogeCredit.objects.order_by('id')
     serializer_class = SogeCreditSerializer
-    filter_backends = [DjangoFilterBackend, SearchFilter]
+    filter_backends = [DjangoFilterBackend, RegexSafeSearchFilter]
     filterset_fields = ['user', 'user__last_name', 'user__first_name', 'user__email', 'user__note__alias__name',
                         'user__note__alias__normalized_name', 'transactions', 'credit_transaction', ]
     search_fields = ['$user__last_name', '$user__first_name', '$user__email', '$user__note__alias__name',

apps/treasury/views.py

@@ -20,6 +20,7 @@ from django.views.generic import UpdateView, DetailView
 from django.views.generic.base import View, TemplateView
 from django.views.generic.edit import BaseFormView, DeleteView
 from django_tables2 import SingleTableView
+from api.viewsets import is_regex
 from note.models import SpecialTransaction, NoteSpecial, Alias
 from note_kfet.settings.base import BASE_DIR
 from permission.backends import PermissionBackend
@@ -411,11 +412,16 @@ class SogeCreditListView(LoginRequiredMixin, ProtectQuerysetMixin, SingleTableVi
         if "search" in self.request.GET:
             pattern = self.request.GET["search"]
             if pattern:
+                # Check if this is a valid regex. If not, we won't check regex
+                valid_regex = is_regex(pattern)
+                suffix_alias = "__iregex" if valid_regex else "__icontains"
+                suffix = "__iregex" if valid_regex else "__istartswith"
+                prefix = "^" if valid_regex else ""
                 qs = qs.filter(
-                    Q(user__first_name__iregex=pattern)
+                    Q(**{f"user__first_name{suffix}": pattern})
-                    | Q(user__last_name__iregex=pattern)
+                    | Q(**{f"user__last_name{suffix}": pattern})
-                    | Q(user__note__alias__name__iregex="^" + pattern)
+                    | Q(**{f"user__note__alias__name{suffix_alias}": prefix + pattern})
-                    | Q(user__note__alias__normalized_name__iregex="^" + Alias.normalize(pattern))
+                    | Q(**{f"user__note__alias__normalized_name{suffix_alias}": prefix + Alias.normalize(pattern)})
                 )
 
         if "valid" not in self.request.GET or not self.request.GET["valid"]:

apps/wei/api/views.py

@@ -2,7 +2,8 @@
 # SPDX-License-Identifier: GPL-3.0-or-later
 
 from django_filters.rest_framework import DjangoFilterBackend
-from rest_framework.filters import OrderingFilter, SearchFilter
+from rest_framework.filters import OrderingFilter
+from api.filters import RegexSafeSearchFilter
 from api.viewsets import ReadProtectedModelViewSet
 
 from .serializers import WEIClubSerializer, BusSerializer, BusTeamSerializer, WEIRoleSerializer, \
@@ -18,7 +19,7 @@ class WEIClubViewSet(ReadProtectedModelViewSet):
     """
     queryset = WEIClub.objects.order_by('id')
     serializer_class = WEIClubSerializer
-    filter_backends = [DjangoFilterBackend, SearchFilter]
+    filter_backends = [DjangoFilterBackend, RegexSafeSearchFilter]
     filterset_fields = ['name', 'year', 'date_start', 'date_end', 'email', 'note__alias__name',
                         'note__alias__normalized_name', 'parent_club', 'parent_club__name', 'require_memberships',
                         'membership_fee_paid', 'membership_fee_unpaid', 'membership_duration', 'membership_start',
@@ -34,7 +35,7 @@ class BusViewSet(ReadProtectedModelViewSet):
     """
     queryset = Bus.objects.order_by('id')
     serializer_class = BusSerializer
-    filter_backends = [DjangoFilterBackend, SearchFilter]
+    filter_backends = [DjangoFilterBackend, RegexSafeSearchFilter]
     filterset_fields = ['name', 'wei', 'description', ]
     search_fields = ['$name', '$wei__name', '$description', ]
 
@@ -47,7 +48,7 @@ class BusTeamViewSet(ReadProtectedModelViewSet):
     """
     queryset = BusTeam.objects.order_by('id')
     serializer_class = BusTeamSerializer
-    filter_backends = [DjangoFilterBackend, SearchFilter]
+    filter_backends = [DjangoFilterBackend, RegexSafeSearchFilter]
     filterset_fields = ['name', 'bus', 'color', 'description', 'bus__wei', ]
     search_fields = ['$name', '$bus__name', '$bus__wei__name', '$description', ]
 
@@ -60,7 +61,7 @@ class WEIRoleViewSet(ReadProtectedModelViewSet):
     """
     queryset = WEIRole.objects.order_by('id')
     serializer_class = WEIRoleSerializer
-    filter_backends = [DjangoFilterBackend, SearchFilter]
+    filter_backends = [DjangoFilterBackend, RegexSafeSearchFilter]
     filterset_fields = ['name', 'permissions', 'memberships', ]
     search_fields = ['$name', ]
 
@@ -73,7 +74,7 @@ class WEIRegistrationViewSet(ReadProtectedModelViewSet):
     """
     queryset = WEIRegistration.objects.order_by('id')
     serializer_class = WEIRegistrationSerializer
-    filter_backends = [DjangoFilterBackend, SearchFilter]
+    filter_backends = [DjangoFilterBackend, RegexSafeSearchFilter]
     filterset_fields = ['user', 'user__username', 'user__first_name', 'user__last_name', 'user__email',
                         'user__note__alias__name', 'user__note__alias__normalized_name', 'wei', 'wei__name',
                         'wei__email', 'wei__year', 'soge_credit', 'caution_check', 'birth_date', 'gender',
@@ -92,7 +93,7 @@ class WEIMembershipViewSet(ReadProtectedModelViewSet):
     """
     queryset = WEIMembership.objects.order_by('id')
     serializer_class = WEIMembershipSerializer
-    filter_backends = [DjangoFilterBackend, OrderingFilter, SearchFilter]
+    filter_backends = [DjangoFilterBackend, OrderingFilter, RegexSafeSearchFilter]
     filterset_fields = ['club__name', 'club__email', 'club__note__alias__name',
                         'club__note__alias__normalized_name', 'user__username', 'user__last_name',
                         'user__first_name', 'user__email', 'user__note__alias__name',

apps/wei/views.py

@@ -23,6 +23,7 @@ from django.views.generic import DetailView, UpdateView, RedirectView, TemplateV
 from django.utils.translation import gettext_lazy as _
 from django.views.generic.edit import BaseFormView, DeleteView
 from django_tables2 import SingleTableView
+from api.viewsets import is_regex
 from member.models import Membership, Club
 from note.models import Transaction, NoteClub, Alias, SpecialTransaction, NoteSpecial
 from note.tables import HistoryTable
@@ -219,13 +220,18 @@ class WEIMembershipsView(ProtectQuerysetMixin, LoginRequiredMixin, SingleTableVi
         if not pattern:
             return qs.none()
 
+        # Check if this is a valid regex. If not, we won't check regex
+        valid_regex = is_regex(pattern)
+        suffix_alias = "__iregex" if valid_regex else "__istartswith"
+        suffix = "__iregex" if valid_regex else "__icontains"
+        prefix = "^" if valid_regex else ""
         qs = qs.filter(
-            Q(user__first_name__iregex=pattern)
+            Q(**{f"user__first_name{suffix}": pattern})
-            | Q(user__last_name__iregex=pattern)
+            | Q(**{f"user__last_name{suffix}": pattern})
-            | Q(user__note__alias__name__iregex="^" + pattern)
+            | Q(**{f"user__note__alias__name{suffix_alias}": prefix + pattern})
-            | Q(user__note__alias__normalized_name__iregex="^" + Alias.normalize(pattern))
+            | Q(**{f"user__note__alias__normalized_name{suffix_alias}": prefix + Alias.normalize(pattern)})
-            | Q(bus__name__iregex=pattern)
+            | Q(**{f"bus__name{suffix}": pattern})
-            | Q(team__name__iregex=pattern)
+            | Q(**{f"team__name{suffix}": pattern})
         )
 
         return qs
@@ -255,11 +261,16 @@ class WEIRegistrationsView(ProtectQuerysetMixin, LoginRequiredMixin, SingleTable
         pattern = self.request.GET.get("search", "")
 
         if pattern:
+            # Check if this is a valid regex. If not, we won't check regex
+            valid_regex = is_regex(pattern)
+            suffix_alias = "__iregex" if valid_regex else "__istartswith"
+            suffix = "__iregex" if valid_regex else "__icontains"
+            prefix = "^" if valid_regex else ""
             qs = qs.filter(
-                Q(user__first_name__iregex=pattern)
+                Q(**{f"user__first_name{suffix}": pattern})
-                | Q(user__last_name__iregex=pattern)
+                | Q(**{f"user__last_name{suffix}": pattern})
-                | Q(user__note__alias__name__iregex="^" + pattern)
+                | Q(**{f"user__note__alias__name{suffix_alias}": prefix + pattern})
-                | Q(user__note__alias__normalized_name__iregex="^" + Alias.normalize(pattern))
+                | Q(**{f"user__note__alias__normalized_name{suffix_alias}": prefix + Alias.normalize(pattern)})
             )
 
         return qs

locale/fr/LC_MESSAGES/django.po

@@ -114,7 +114,7 @@ msgstr "Lieu où l'activité est organisée, par exemple la Kfet."
 msgid "type"
 msgstr "type"
 
-#: apps/activity/models.py:89 apps/logs/models.py:22 apps/member/models.py:313
+#: apps/activity/models.py:89 apps/logs/models.py:22 apps/member/models.py:318
 #: apps/note/models/notes.py:148 apps/treasury/models.py:293
 #: apps/wei/models.py:171 apps/wei/templates/wei/attribute_bus_1A.html:13
 #: apps/wei/templates/wei/survey.html:15
@@ -247,6 +247,7 @@ msgid "The validation of the activity is pending."
 msgstr "La validation de cette activité est en attente."
 
 #: apps/activity/tables.py:43 apps/treasury/tables.py:107
+#: apps/member/templates/member/picture_update.html:18
 msgid "Remove"
 msgstr "Supprimer"
 
@@ -262,13 +263,13 @@ msgstr "supprimer"
 msgid "Type"
 msgstr "Type"
 
-#: apps/activity/tables.py:84 apps/member/forms.py:193
+#: apps/activity/tables.py:84 apps/member/forms.py:196
 #: apps/registration/forms.py:92 apps/treasury/forms.py:131
 #: apps/wei/forms/registration.py:104
 msgid "Last name"
 msgstr "Nom de famille"
 
-#: apps/activity/tables.py:86 apps/member/forms.py:198
+#: apps/activity/tables.py:86 apps/member/forms.py:201
 #: apps/note/templates/note/transaction_form.html:138
 #: apps/registration/forms.py:97 apps/treasury/forms.py:133
 #: apps/wei/forms/registration.py:109
@@ -400,37 +401,37 @@ msgstr "Inviter"
 msgid "Create new activity"
 msgstr "Créer une nouvelle activité"
 
-#: apps/activity/views.py:67 note_kfet/templates/base.html:90
+#: apps/activity/views.py:68 note_kfet/templates/base.html:90
 msgid "Activities"
 msgstr "Activités"
 
-#: apps/activity/views.py:93
+#: apps/activity/views.py:108
 msgid "Activity detail"
 msgstr "Détails de l'activité"
 
-#: apps/activity/views.py:113
+#: apps/activity/views.py:128
 msgid "Update activity"
 msgstr "Modifier l'activité"
 
-#: apps/activity/views.py:140
+#: apps/activity/views.py:155
 msgid "Invite guest to the activity \"{}\""
 msgstr "Invitation pour l'activité « {} »"
 
-#: apps/activity/views.py:178
+#: apps/activity/views.py:193
 msgid "You are not allowed to display the entry interface for this activity."
 msgstr ""
 "Vous n'êtes pas autorisé·e à afficher l'interface des entrées pour cette "
 "activité."
 
-#: apps/activity/views.py:181
+#: apps/activity/views.py:196
 msgid "This activity does not support activity entries."
 msgstr "Cette activité ne requiert pas d'entrées."
 
-#: apps/activity/views.py:184
+#: apps/activity/views.py:199
 msgid "This activity is closed."
 msgstr "Cette activité est fermée."
 
-#: apps/activity/views.py:280
+#: apps/activity/views.py:295
 msgid "Entry for activity \"{}\""
 msgstr "Entrées pour l'activité « {} »"
 
@@ -507,11 +508,11 @@ msgstr "cotisation pour adhérer (normalien·ne élève)"
 msgid "membership fee (unpaid students)"
 msgstr "cotisation pour adhérer (normalien·ne étudiant·e)"
 
-#: apps/member/admin.py:65 apps/member/models.py:325
+#: apps/member/admin.py:65 apps/member/models.py:330
 msgid "roles"
 msgstr "rôles"
 
-#: apps/member/admin.py:66 apps/member/models.py:339
+#: apps/member/admin.py:66 apps/member/models.py:344
 msgid "fee"
 msgstr "cotisation"
 
@@ -563,29 +564,29 @@ msgid "This image cannot be loaded."
 msgstr "Cette image ne peut pas être chargée."
 
 #: apps/member/forms.py:148 apps/member/views.py:102
-#: apps/registration/forms.py:34 apps/registration/views.py:266
+#: apps/registration/forms.py:34 apps/registration/views.py:276
 msgid "An alias with a similar name already exists."
 msgstr "Un alias avec un nom similaire existe déjà."
 
-#: apps/member/forms.py:172
+#: apps/member/forms.py:175
 msgid "Inscription paid by Société Générale"
 msgstr "Inscription payée par la Société générale"
 
-#: apps/member/forms.py:174
+#: apps/member/forms.py:177
 msgid "Check this case if the Société Générale paid the inscription."
 msgstr "Cochez cette case si la Société Générale a payé l'inscription."
 
-#: apps/member/forms.py:179 apps/registration/forms.py:79
+#: apps/member/forms.py:182 apps/registration/forms.py:79
 #: apps/wei/forms/registration.py:91
 msgid "Credit type"
 msgstr "Type de rechargement"
 
-#: apps/member/forms.py:180 apps/registration/forms.py:80
+#: apps/member/forms.py:183 apps/registration/forms.py:80
 #: apps/wei/forms/registration.py:92
 msgid "No credit"
 msgstr "Pas de rechargement"
 
-#: apps/member/forms.py:182
+#: apps/member/forms.py:185
 msgid "You can credit the note of the user."
 msgstr "Vous pouvez créditer la note de l'utilisateur·ice avant l'adhésion."
 
@@ -594,17 +595,17 @@ msgstr "Vous pouvez créditer la note de l'utilisateur·ice avant l'adhésion."
 msgid "Credit amount"
 msgstr "Montant à créditer"
 
-#: apps/member/forms.py:203 apps/note/templates/note/transaction_form.html:144
+#: apps/member/forms.py:206 apps/note/templates/note/transaction_form.html:144
 #: apps/registration/forms.py:102 apps/treasury/forms.py:135
 #: apps/wei/forms/registration.py:114
 msgid "Bank"
 msgstr "Banque"
 
-#: apps/member/forms.py:230
+#: apps/member/forms.py:233
 msgid "User"
 msgstr "Utilisateur·ice"
 
-#: apps/member/forms.py:244
+#: apps/member/forms.py:247
 msgid "Roles"
 msgstr "Rôles"
 
@@ -852,46 +853,50 @@ msgstr ""
 "Date maximale d'une fin d'adhésion, après laquelle les adhérent·e·s doivent la "
 "renouveler."
 
-#: apps/member/models.py:263 apps/member/models.py:319
+#: apps/member/models.py:263
+msgid "add to registration form"
+msgstr "ajouter au formulaire d'inscription"
+
+#: apps/member/models.py:268 apps/member/models.py:324
 #: apps/note/models/notes.py:176
 msgid "club"
 msgstr "club"
 
-#: apps/member/models.py:264
+#: apps/member/models.py:269
 msgid "clubs"
 msgstr "clubs"
 
-#: apps/member/models.py:330
+#: apps/member/models.py:335
 msgid "membership starts on"
 msgstr "l'adhésion commence le"
 
-#: apps/member/models.py:334
+#: apps/member/models.py:339
 msgid "membership ends on"
 msgstr "l'adhésion finit le"
 
-#: apps/member/models.py:343 apps/note/models/transactions.py:385
+#: apps/member/models.py:348 apps/note/models/transactions.py:385
 msgid "membership"
 msgstr "adhésion"
 
-#: apps/member/models.py:344
+#: apps/member/models.py:349
 msgid "memberships"
 msgstr "adhésions"
 
-#: apps/member/models.py:348
+#: apps/member/models.py:353
 #, python-brace-format
 msgid "Membership of {user} for the club {club}"
 msgstr "Adhésion de {user} pour le club {club}"
 
-#: apps/member/models.py:367
+#: apps/member/models.py:372
 #, python-brace-format
 msgid "The role {role} does not apply to the club {club}."
 msgstr "Le rôle {role} ne s'applique pas au club {club}."
 
-#: apps/member/models.py:376 apps/member/views.py:712
+#: apps/member/models.py:381 apps/member/views.py:712
 msgid "User is already a member of the club"
 msgstr "L'utilisateur·ice est déjà membre du club"
 
-#: apps/member/models.py:388 apps/member/views.py:721
+#: apps/member/models.py:393 apps/member/views.py:721
 msgid "User is not a member of the parent club"
 msgstr "L'utilisateur·ice n'est pas membre du club parent"
 
@@ -1153,11 +1158,11 @@ msgstr "Introspection :"
 msgid "Show my applications"
 msgstr "Voir mes applications"
 
-#: apps/member/templates/member/picture_update.html:35
+#: apps/member/templates/member/picture_update.html:38
 msgid "Nevermind"
 msgstr "Annuler"
 
-#: apps/member/templates/member/picture_update.html:36
+#: apps/member/templates/member/picture_update.html:39
 msgid "Crop and upload"
 msgstr "Recadrer et envoyer"
 
@@ -2183,18 +2188,23 @@ msgstr "Utilisateur·ice·s en attente d'inscription"
 msgid "Registration detail"
 msgstr "Détails de l'inscription"
 
-#: apps/registration/views.py:293
+#: apps/registration/views.py:256
+#, python-format
+msgid "Join %(club)s Club"
+msgstr "Adhérer au club %(club)s"
+
+#: apps/registration/views.py:299
 msgid "You must join the BDE."
 msgstr "Vous devez adhérer au BDE."
 
-#: apps/registration/views.py:323
+#: apps/registration/views.py:330
 msgid ""
 "The entered amount is not enough for the memberships, should be at least {}"
 msgstr ""
 "Le montant crédité est trop faible pour adhérer, il doit être au minimum de "
 "{}"
 
-#: apps/registration/views.py:417
+#: apps/registration/views.py:425
 msgid "Invalidate pre-registration"
 msgstr "Invalider l'inscription"
 
@@ -3620,9 +3630,6 @@ msgstr ""
 "d'adhésion. Vous devez également valider votre adresse email en suivant le "
 "lien que vous avez reçu."
 
-#~ msgid "Join BDA Club"
-#~ msgstr "Adhérer au club BDA"
-
 #, fuzzy
 #~| msgid "People having you as a friend"
 #~ msgid "You already have that person as a friend"