Limit widget frame inner height to 100dvh (Z#23231969)

Fixes a bug where the submit buttons were obscured by the browsers elements on some ios devices

Dockerfile

@@ -1,4 +1,4 @@
-FROM python:3.11-bookworm
+FROM python:3.13-trixie
 
 RUN apt-get update && \
     apt-get install -y --no-install-recommends \

pyproject.toml

@@ -76,7 +76,7 @@ dependencies = [
   "paypal-checkout-serversdk==1.0.*",
   "PyJWT==2.12.*",
   "phonenumberslite==9.0.*",
-  "Pillow==12.1.*",
+  "Pillow==12.2.*",
   "pretix-plugin-build",
   "protobuf==7.34.*",
   "psycopg2-binary",
@@ -90,10 +90,10 @@ dependencies = [
   "pytz-deprecation-shim==0.1.*",
   "pyuca",
   "qrcode==8.2",
-  "redis==7.1.*",
+  "redis==7.4.*",
   "reportlab==4.4.*",
   "requests==2.32.*",
-  "sentry-sdk==2.56.*",
+  "sentry-sdk==2.57.*",
   "sepaxml==2.7.*",
   "stripe==7.9.*",
   "text-unidecode==1.*",

src/pretix/api/serializers/media.py

@@ -31,7 +31,9 @@ from pretix.api.serializers.order import OrderPositionSerializer
 from pretix.api.serializers.organizer import (
     CustomerSerializer, GiftCardSerializer,
 )
-from pretix.base.models import Order, OrderPosition, ReusableMedium
+from pretix.base.models import (
+    Device, Order, OrderPosition, ReusableMedium, TeamAPIToken,
+)
 
 logger = logging.getLogger(__name__)
 
@@ -80,8 +82,7 @@ class ReusableMediaSerializer(I18nAwareModelSerializer):
             )
 
         if 'linked_orderposition' in self.context['request'].query_params.getlist('expand'):
-            # No additional permission check performed, documented limitation of the permission system
-            # Would get to complex/unusable otherwise since the permission depends on the event
+            # Permission Check performed in to_representation
             self.fields['linked_orderposition'] = NestedOrderPositionSerializer(read_only=True)
         else:
             self.fields['linked_orderposition'] = serializers.PrimaryKeyRelatedField(
@@ -117,6 +118,27 @@ class ReusableMediaSerializer(I18nAwareModelSerializer):
                 )
         return data
 
+    def to_representation(self, instance):
+        r = super().to_representation(instance)
+        request = self.context.get('request')
+        # late permission evaluations for checks that depend on the actual linked events
+        expand_nested = self.context['request'].query_params.getlist('expand')
+        perm_holder = request.auth if isinstance(request.auth, (Device, TeamAPIToken)) else request.user
+        if 'linked_orderposition' in expand_nested:
+            if instance.linked_orderposition is not None:
+                event = instance.linked_orderposition.order.event
+                if not perm_holder.has_event_permission(event.organizer, event, 'event.orders:read', request):
+                    r['linked_orderposition'] = {'id': instance.linked_orderposition.id}
+
+        if 'linked_giftcard.owner_ticket' in expand_nested:
+            gc = instance.linked_giftcard
+            if gc is not None and gc.owner_ticket is not None:
+                event = gc.owner_ticket.order.event
+                if not perm_holder.has_event_permission(event.organizer, event, 'event.orders:read', request):
+                    r['linked_giftcard']['owner_ticket'] = {'id': instance.linked_giftcard.owner_ticket.id}
+
+        return r
+
     class Meta:
         model = ReusableMedium
         fields = (

src/pretix/api/serializers/order.py

@@ -769,7 +769,11 @@ class PaymentDetailsField(serializers.Field):
         pp = value.payment_provider
         if not pp:
             return {}
-        return pp.api_payment_details(value)
+        try:
+            return pp.api_payment_details(value)
+        except Exception:
+            logger.exception("Failed to retrieve payment_details")
+            return {}
 
 
 class OrderPaymentSerializer(I18nAwareModelSerializer):

src/pretix/api/serializers/organizer.py

@@ -286,6 +286,19 @@ class GiftCardSerializer(I18nAwareModelSerializer):
                 )
         return data
 
+    def to_representation(self, instance):
+        r = super().to_representation(instance)
+        request = self.context.get('request')
+        # late permission evaluations for checks that depend on the actual linked events
+        if 'owner_ticket' in self.context['request'].query_params.getlist('expand'):
+            owner_ticket = instance.owner_ticket
+            if owner_ticket:
+                event = owner_ticket.order.event
+                perm_holder = request.auth if isinstance(request.auth, (Device, TeamAPIToken)) else request.user
+                if not perm_holder.has_event_permission(event.organizer, event, 'event.orders:read', request):
+                    r['owner_ticket'] = {'id': instance.owner_ticket.id}
+        return r
+
     class Meta:
         model = GiftCard
         fields = ('id', 'secret', 'issuance', 'value', 'currency', 'testmode', 'expires', 'conditions', 'owner_ticket',

src/pretix/api/views/checkin.py

@@ -1122,7 +1122,7 @@ class CheckinViewSet(viewsets.ReadOnlyModelViewSet):
     permission = 'event.orders:read'
 
     def get_queryset(self):
-        qs = Checkin.all.filter().select_related(
+        qs = Checkin.all.filter(list__event=self.request.event).select_related(
             "position",
             "device",
         )

src/pretix/api/views/order.py

@@ -381,12 +381,15 @@ class EventOrderViewSet(OrderViewSetMixin, viewsets.ModelViewSet):
                 resp = HttpResponse(ct.file.file.read(), content_type='text/uri-list')
                 return resp
             else:
-                resp = FileResponse(ct.file.file, content_type=ct.type)
-                resp['Content-Disposition'] = 'attachment; filename="{}-{}-{}{}"'.format(
-                    self.request.event.slug.upper(), order.code,
-                    provider.identifier, ct.extension
+                return FileResponse(
+                    ct.file.file,
+                    filename='{}-{}-{}{}'.format(
+                        self.request.event.slug.upper(), order.code,
+                        provider.identifier, ct.extension
+                    ),
+                    as_attachment=True,
+                    content_type=ct.type
                 )
-                return resp
 
     @action(detail=True, methods=['POST'])
     def mark_paid(self, request, **kwargs):
@@ -1303,14 +1306,17 @@ class EventOrderPositionViewSet(OrderPositionViewSetMixin, viewsets.ModelViewSet
             raise NotFound()
 
         ftype, ignored = mimetypes.guess_type(answer.file.name)
-        resp = FileResponse(answer.file, content_type=ftype or 'application/binary')
-        resp['Content-Disposition'] = 'attachment; filename="{}-{}-{}-{}"'.format(
-            self.request.event.slug.upper(),
-            pos.order.code,
-            pos.positionid,
-            os.path.basename(answer.file.name).split('.', 1)[1]
+        return FileResponse(
+            answer.file,
+            filename='{}-{}-{}-{}'.format(
+                self.request.event.slug.upper(),
+                pos.order.code,
+                pos.positionid,
+                os.path.basename(answer.file.name).split('.', 1)[1]
+            ),
+            as_attachment=True,
+            content_type=ftype or 'application/binary'
         )
-        return resp
 
     @action(detail=True, url_name="printlog", url_path="printlog", methods=["POST"])
     def printlog(self, request, **kwargs):
@@ -1365,15 +1371,18 @@ class EventOrderPositionViewSet(OrderPositionViewSetMixin, viewsets.ModelViewSet
             if hasattr(image_file, 'seek'):
                 image_file.seek(0)
 
-        resp = FileResponse(image_file, content_type=ftype or 'application/binary')
-        resp['Content-Disposition'] = 'attachment; filename="{}-{}-{}-{}.{}"'.format(
-            self.request.event.slug.upper(),
-            pos.order.code,
-            pos.positionid,
-            key,
-            extension,
+        return FileResponse(
+            image_file,
+            filename='{}-{}-{}-{}.{}'.format(
+                self.request.event.slug.upper(),
+                pos.order.code,
+                pos.positionid,
+                key,
+                extension,
+            ),
+            as_attachment=True,
+            content_type=ftype or 'application/binary'
         )
-        return resp
 
     @action(detail=True, url_name='download', url_path='download/(?P<output>[^/]+)')
     def download(self, request, output, **kwargs):
@@ -1399,12 +1408,15 @@ class EventOrderPositionViewSet(OrderPositionViewSetMixin, viewsets.ModelViewSet
                 resp = HttpResponse(ct.file.file.read(), content_type='text/uri-list')
                 return resp
             else:
-                resp = FileResponse(ct.file.file, content_type=ct.type)
-                resp['Content-Disposition'] = 'attachment; filename="{}-{}-{}-{}{}"'.format(
-                    self.request.event.slug.upper(), pos.order.code, pos.positionid,
-                    provider.identifier, ct.extension
+                return FileResponse(
+                    ct.file.file,
+                    filename='{}-{}-{}-{}{}'.format(
+                        self.request.event.slug.upper(), pos.order.code, pos.positionid,
+                        provider.identifier, ct.extension
+                    ),
+                    as_attachment=True,
+                    content_type=ct.type
                 )
-                return resp
 
     @action(detail=True, methods=['POST'])
     def regenerate_secrets(self, request, **kwargs):
@@ -1986,9 +1998,12 @@ class InvoiceViewSet(viewsets.ReadOnlyModelViewSet):
         if not invoice.file:
             raise RetryException()
 
-        resp = FileResponse(invoice.file.file, content_type='application/pdf')
-        resp['Content-Disposition'] = 'attachment; filename="{}.pdf"'.format(invoice.number)
-        return resp
+        return FileResponse(
+            invoice.file.file,
+            filename='{}.pdf'.format(invoice.number),
+            as_attachment=True,
+            content_type='application/pdf'
+        )
 
     @action(detail=True, methods=['POST'])
     def transmit(self, request, **kwargs):

src/pretix/base/email.py

@@ -19,7 +19,10 @@
 # You should have received a copy of the GNU Affero General Public License along with this program.  If not, see
 # <https://www.gnu.org/licenses/>.
 #
+import ipaddress
 import logging
+import smtplib
+import socket
 from itertools import groupby
 from smtplib import SMTPResponseException
 from typing import TypeVar
@@ -237,3 +240,80 @@ def base_renderers(sender, **kwargs):
 
 def get_email_context(**kwargs):
     return PlaceholderContext(**kwargs).render_all()
+
+
+def create_connection(address, timeout=socket.getdefaulttimeout(),
+                      source_address=None, *, all_errors=False):
+    # Taken from the python stdlib, extended with a check for local ips
+
+    host, port = address
+    exceptions = []
+    for res in socket.getaddrinfo(host, port, 0, socket.SOCK_STREAM):
+        af, socktype, proto, canonname, sa = res
+
+        if not getattr(settings, "MAIL_CUSTOM_SMTP_ALLOW_PRIVATE_NETWORKS", False):
+            ip_addr = ipaddress.ip_address(sa[0])
+            if ip_addr.is_multicast:
+                raise socket.error(f"Request to multicast address {sa[0]} blocked")
+            if ip_addr.is_loopback or ip_addr.is_link_local:
+                raise socket.error(f"Request to local address {sa[0]} blocked")
+            if ip_addr.is_private:
+                raise socket.error(f"Request to private address {sa[0]} blocked")
+
+        sock = None
+        try:
+            sock = socket.socket(af, socktype, proto)
+            if timeout is not socket.getdefaulttimeout():
+                sock.settimeout(timeout)
+            if source_address:
+                sock.bind(source_address)
+            sock.connect(sa)
+            # Break explicitly a reference cycle
+            exceptions.clear()
+            return sock
+
+        except socket.error as exc:
+            if not all_errors:
+                exceptions.clear()  # raise only the last error
+            exceptions.append(exc)
+            if sock is not None:
+                sock.close()
+
+    if len(exceptions):
+        try:
+            if not all_errors:
+                raise exceptions[0]
+            raise ExceptionGroup("create_connection failed", exceptions)
+        finally:
+            # Break explicitly a reference cycle
+            exceptions.clear()
+    else:
+        raise socket.error("getaddrinfo returns an empty list")
+
+
+class CheckPrivateNetworkMixin:
+    # _get_socket taken 1:1 from smtplib, just with a call to our own create_connection
+    def _get_socket(self, host, port, timeout):
+        # This makes it simpler for SMTP_SSL to use the SMTP connect code
+        # and just alter the socket connection bit.
+        if timeout is not None and not timeout:
+            raise ValueError('Non-blocking socket (timeout=0) is not supported')
+        if self.debuglevel > 0:
+            self._print_debug('connect: to', (host, port), self.source_address)
+        return create_connection((host, port), timeout, self.source_address)
+
+
+class SMTP(CheckPrivateNetworkMixin, smtplib.SMTP):
+    pass
+
+
+# SMTP used here instead of mixin, because smtp.SMTP_SSL._get_socket calls super()._get_socket and then wraps this socket
+# super()._get_socket needs to be our version from the mixin
+class SMTP_SSL(smtplib.SMTP_SSL, SMTP):  # noqa: N801
+    pass
+
+
+class CheckPrivateNetworkSmtpBackend(EmailBackend):
+    @property
+    def connection_class(self):
+        return SMTP_SSL if self.use_ssl else SMTP

src/pretix/base/exporter.py

@@ -47,6 +47,7 @@ from django.utils.formats import localize
 from django.utils.translation import gettext, gettext_lazy as _
 
 from pretix.base.models import Event
+from pretix.base.models.auth import PermissionHolder
 from pretix.helpers.safe_openpyxl import (  # NOQA: backwards compatibility for plugins using excel_safe
     SafeWorkbook, remove_invalid_excel_chars as excel_safe,
 )
@@ -59,11 +60,20 @@ class BaseExporter:
     This is the base class for all data exporters
     """
 
-    def __init__(self, event, organizer, progress_callback=lambda v: None):
+    def __init__(self, event, organizer, permission_holder: PermissionHolder=None, progress_callback=lambda v: None):
+        """
+        :param event: Event context, can also be a queryset of events for multi-event exports
+        :param organizer: Organizer context
+        :param user: The user who triggered the export (or None).
+        :param token: The API token that triggered the export (or None).
+        :param device: The device that triggered the export (or None)
+        :param progress_callback: Callback function with progress
+        """
         self.event = event
         self.organizer = organizer
         self.progress_callback = progress_callback
         self.is_multievent = isinstance(event, QuerySet)
+        self.permission_holder = permission_holder
         if isinstance(event, QuerySet):
             self.events = event
             self.event = None
@@ -180,7 +190,7 @@ class BaseExporter:
         return True
 
     @classmethod
-    def get_required_event_permission(cls) -> str:
+    def get_required_event_permission(cls) -> Optional[str]:
         """
         The permission level required to use this exporter for events. For multi-event-exports, this will be used
         to limit the selection of events. Will be ignored if the ``OrganizerLevelExportMixin`` mixin is used.
@@ -195,7 +205,7 @@ class OrganizerLevelExportMixin:
         raise TypeError("required_event_permission may not be called on OrganizerLevelExportMixin")
 
     @classmethod
-    def get_required_organizer_permission(cls) -> str:
+    def get_required_organizer_permission(cls) -> Optional[str]:
         """
         The permission level required to use this exporter. Must be set for organizer-level exports. Set to `None` to
         allow everyone with any access to the organizer.

src/pretix/base/modelimport.py

@@ -70,6 +70,10 @@ def parse_csv(file, length=None, mode="strict", charset=None):
         except ImportError:
             charset = file.charset
     data = data.decode(charset or "utf-8", mode)
+
+    # remove stray linebreaks from the end of the file
+    data = data.rstrip("\n")
+
     # If the file was modified on a Mac, it only contains \r as line breaks
     if '\r' in data and '\n' not in data:
         data = data.replace('\r', '\n')

src/pretix/base/models/_transactions.py

@@ -29,7 +29,9 @@ import inspect
 import logging
 import os
 import threading
+from pathlib import Path
 
+import django
 from django.conf import settings
 from django.db import transaction
 
@@ -74,10 +76,14 @@ def _transactions_mark_order_dirty(order_id, using=None):
     if "PYTEST_CURRENT_TEST" in os.environ:
         # We don't care about Order.objects.create() calls in test code so let's try to figure out if this is test code
         # or not.
-        for frame in inspect.stack():
-            if 'pretix/base/models/orders' in frame.filename:
+        for frame in inspect.stack()[1:]:
+            if (
+                'pretix/base/models/orders' in frame.filename
+                or Path(frame.filename).is_relative_to(Path(django.__file__).parent)
+            ):
+                # Ignore model- and django-internal code
                 continue
-            elif 'test_' in frame.filename or 'conftest.py in frame.filename':
+            elif 'test_' in frame.filename or 'conftest.py' in frame.filename:
                 return
             elif 'pretix/' in frame.filename or 'pretix_' in frame.filename:
                 # This went through non-test code, let's consider it non-test

src/pretix/base/models/auth.py

@@ -38,6 +38,7 @@ import operator
 import secrets
 from datetime import timedelta
 from functools import reduce
+from typing import Protocol
 
 from django.conf import settings
 from django.contrib.auth.models import (
@@ -67,6 +68,14 @@ class EmailAddressTakenError(IntegrityError):
     pass
 
 
+class PermissionHolder(Protocol):
+    def has_event_permission(self, organizer, event, perm_name=None, request=None, session_key=None) -> bool:
+        ...
+
+    def has_organizer_permission(self, organizer, perm_name=None, request=None):
+        ...
+
+
 class UserManager(BaseUserManager):
     """
     This is the user manager for our custom user model. See the User
@@ -696,6 +705,18 @@ class User(AbstractBaseUser, PermissionsMixin, LoggingMixin):
         return self.teams.exists()
 
 
+class UserWithStaffSession:
+    # Wrapper around a User object with a staff session, implementing the PermissionHolder Protocol
+    def __init__(self, user):
+        self.user = user
+
+    def has_event_permission(self, organizer, event, perm_name=None, request=None, session_key=None) -> bool:
+        return True
+
+    def has_organizer_permission(self, organizer, perm_name=None, request=None):
+        return True
+
+
 class UserKnownLoginSource(models.Model):
     user = models.ForeignKey('User', on_delete=models.CASCADE, related_name="known_login_sources")
     agent_type = models.CharField(max_length=255, null=True, blank=True)

src/pretix/base/models/devices.py

@@ -229,7 +229,7 @@ class Device(LoggedModel):
         """
         return self._organizer_permission_set() if self.organizer == organizer else set()
 
-    def has_event_permission(self, organizer, event, perm_name=None, request=None) -> bool:
+    def has_event_permission(self, organizer, event, perm_name=None, request=None, session_key=None) -> bool:
         """
         Checks if this token is part of a team that grants access of type ``perm_name``
         to the event ``event``.
@@ -238,6 +238,7 @@ class Device(LoggedModel):
         :param event: The event to check
         :param perm_name: The permission, e.g. ``event.orders:read``
         :param request: This parameter is ignored and only defined for compatibility reasons.
+        :param session_key: This parameter is ignored and only defined for compatibility reasons.
         :return: bool
         """
         has_event_access = (self.all_events and organizer == self.organizer) or (

src/pretix/base/models/orders.py

@@ -590,7 +590,7 @@ class Order(LockModel, LoggedModel):
             not kwargs.get('force_save_with_deferred_fields', None) and
             (not update_fields or ('require_approval' not in update_fields and 'status' not in update_fields))
         ):
-            _fail("It is unsafe to call save() on an OrderFee with deferred fields since we can't check if you missed "
+            _fail("It is unsafe to call save() on an Order with deferred fields since we can't check if you missed "
                   "creating a transaction. Call save(force_save_with_deferred_fields=True) if you really want to do "
                   "this.")
 
@@ -2841,7 +2841,7 @@ class OrderPosition(AbstractPosition):
             if Transaction.key(self) != self.__initial_transaction_key or self.canceled != self.__initial_canceled or not self.pk:
                 _transactions_mark_order_dirty(self.order_id, using=kwargs.get('using', None))
         elif not kwargs.get('force_save_with_deferred_fields', None):
-            _fail("It is unsafe to call save() on an OrderFee with deferred fields since we can't check if you missed "
+            _fail("It is unsafe to call save() on an OrderPosition with deferred fields since we can't check if you missed "
                   "creating a transaction. Call save(force_save_with_deferred_fields=True) if you really want to do "
                   "this.")
 

src/pretix/base/models/organizer.py

@@ -319,6 +319,9 @@ class TeamQuerySet(models.QuerySet):
     def event_permission_q(cls, perm_name):
         from ..permissions import assert_valid_event_permission
 
+        if perm_name is None:
+            return Q()
+
         if perm_name.startswith('can_') and perm_name in OLD_TO_NEW_EVENT_COMPAT:  # legacy
             return reduce(operator.and_, [cls.event_permission_q(p) for p in OLD_TO_NEW_EVENT_COMPAT[perm_name]])
         assert_valid_event_permission(perm_name, allow_legacy=False)
@@ -331,6 +334,9 @@ class TeamQuerySet(models.QuerySet):
     def organizer_permission_q(cls, perm_name):
         from ..permissions import assert_valid_organizer_permission
 
+        if perm_name is None:
+            return Q()
+
         if perm_name.startswith('can_') and perm_name in OLD_TO_NEW_ORGANIZER_COMPAT:  # legacy
             return reduce(operator.and_, [cls.organizer_permission_q(p) for p in OLD_TO_NEW_ORGANIZER_COMPAT[perm_name]])
         assert_valid_organizer_permission(perm_name, allow_legacy=False)
@@ -550,7 +556,7 @@ class TeamAPIToken(models.Model):
         """
         return self.team.organizer_permission_set() if self.team.organizer == organizer else set()
 
-    def has_event_permission(self, organizer, event, perm_name=None, request=None) -> bool:
+    def has_event_permission(self, organizer, event, perm_name=None, request=None, session_key=None) -> bool:
         """
         Checks if this token is part of a team that grants access of type ``perm_name``
         to the event ``event``.
@@ -559,6 +565,7 @@ class TeamAPIToken(models.Model):
         :param event: The event to check
         :param perm_name: The permission, e.g. ``event.orders:read``
         :param request: This parameter is ignored and only defined for compatibility reasons.
+        :param session_key: This parameter is ignored and only defined for compatibility reasons.
         :return: bool
         """
         has_event_access = (self.team.all_events and organizer == self.team.organizer) or (

src/pretix/base/pdf.py

@@ -54,7 +54,7 @@ from bidi import get_display
 from django.conf import settings
 from django.contrib.staticfiles import finders
 from django.core.exceptions import ValidationError
-from django.db.models import Max, Min
+from django.db.models import Exists, Max, Min, OuterRef
 from django.db.models.fields.files import FieldFile
 from django.dispatch import receiver
 from django.utils.deconstruct import deconstructible
@@ -76,7 +76,7 @@ from reportlab.pdfgen.canvas import Canvas
 from reportlab.platypus import Paragraph
 
 from pretix.base.i18n import language
-from pretix.base.models import Event, Order, OrderPosition, Question
+from pretix.base.models import Checkin, Event, Order, OrderPosition, Question
 from pretix.base.settings import PERSON_NAME_SCHEMES
 from pretix.base.signals import layout_image_variables, layout_text_variables
 from pretix.base.templatetags.money import money_filter
@@ -379,6 +379,13 @@ DEFAULT_VARIABLES = OrderedDict((
             str(p) for p in generate_compressed_addon_list(op, order, ev)
         ])
     }),
+    ("checked_in_addons", {
+        "label": _("List of Checked-In Add-Ons"),
+        "editor_sample": _("Add-on 1\n2x Add-on 2"),
+        "evaluate": lambda op, order, ev: "\n".join([
+            str(p) for p in generate_compressed_addon_list(op, order, ev, only_checked_in=True)
+        ])
+    }),
     ("organizer", {
         "label": _("Organizer name"),
         "editor_sample": _("Event organizer company"),
@@ -750,12 +757,16 @@ def get_program_times(op: OrderPosition, ev: Event):
     ])
 
 
-def generate_compressed_addon_list(op, order, event):
+def generate_compressed_addon_list(op, order, event, only_checked_in=False):
     itemcount = defaultdict(int)
-    addons = [p for p in (
+    addon_qs = (
         op.addons.all() if 'addons' in getattr(op, '_prefetched_objects_cache', {})
         else op.addons.select_related('item', 'variation')
-    ) if not p.canceled]
+    )
+    if only_checked_in:
+        addon_qs = addon_qs.filter(Exists(Checkin.objects.filter(position=OuterRef('pk'))), canceled=False)
+    addons = [p for p in addon_qs if not p.canceled]
+
     for pos in addons:
         itemcount[pos.item, pos.variation] += 1
 

src/pretix/base/services/export.py

@@ -40,6 +40,7 @@ from pretix.base.models import (
     CachedFile, Device, Event, Organizer, ScheduledEventExport, TeamAPIToken,
     User, cachedfile_name,
 )
+from pretix.base.models.auth import UserWithStaffSession
 from pretix.base.models.exports import ScheduledOrganizerExport
 from pretix.base.services.mail import mail
 from pretix.base.services.tasks import (
@@ -211,7 +212,12 @@ def init_event_exporters(event, user=None, token=None, device=None, request=None
         if not perm_holder.has_event_permission(event.organizer, event, permission_name, request) and not staff_session:
             continue
 
-        exporter: BaseExporter = response(event=event, organizer=event.organizer, **kwargs)
+        exporter: BaseExporter = response(
+            event=event,
+            organizer=event.organizer,
+            permission_holder=token or device or (UserWithStaffSession(user) if staff_session else user),
+            **kwargs
+        )
 
         if not exporter.available_for_user(user if user and user.is_authenticated else None):
             continue
@@ -243,7 +249,12 @@ def init_organizer_exporters(
             continue
 
         if issubclass(response, OrganizerLevelExportMixin):
-            exporter: BaseExporter = response(event=Event.objects.none(), organizer=organizer, **kwargs)
+            exporter: BaseExporter = response(
+                event=Event.objects.none(),
+                organizer=organizer,
+                permission_holder=token or device or (UserWithStaffSession(user) if staff_session else user),
+                **kwargs,
+            )
 
             try:
                 if not perm_holder.has_organizer_permission(organizer, response.get_required_organizer_permission(), request) and not staff_session:
@@ -295,7 +306,12 @@ def init_organizer_exporters(
             if not _has_permission_on_any_team_cache[permission_name] and not staff_session:
                 continue
 
-            exporter: BaseExporter = response(event=_event_list_cache[permission_name], organizer=organizer, **kwargs)
+            exporter: BaseExporter = response(
+                event=_event_list_cache[permission_name],
+                organizer=organizer,
+                permission_holder=token or device or (UserWithStaffSession(user) if staff_session else user),
+                **kwargs,
+            )
 
         if not exporter.available_for_user(user if user and user.is_authenticated else None):
             continue

src/pretix/base/services/invoices.py

@@ -58,6 +58,7 @@ from pretix.base.invoicing.transmission import (
 from pretix.base.models import (
     ExchangeRate, Invoice, InvoiceAddress, InvoiceLine, Order, OrderFee,
 )
+from pretix.base.models.orders import OrderPayment
 from pretix.base.models.tax import EU_CURRENCIES
 from pretix.base.services.tasks import (
     TransactionAwareProfiledEventTask, TransactionAwareTask,
@@ -102,7 +103,7 @@ def build_invoice(invoice: Invoice) -> Invoice:
         introductory = invoice.event.settings.get('invoice_introductory_text', as_type=LazyI18nString)
         additional = invoice.event.settings.get('invoice_additional_text', as_type=LazyI18nString)
         footer = invoice.event.settings.get('invoice_footer_text', as_type=LazyI18nString)
-        if lp and lp.payment_provider:
+        if lp and lp.payment_provider and lp.state not in (OrderPayment.PAYMENT_STATE_FAILED, OrderPayment.PAYMENT_STATE_CANCELED):
             if 'payment' in inspect.signature(lp.payment_provider.render_invoice_text).parameters:
                 payment = str(lp.payment_provider.render_invoice_text(invoice.order, lp))
             else:

src/pretix/base/services/orders.py

@@ -67,9 +67,9 @@ from pretix.base.email import get_email_context
 from pretix.base.i18n import get_language_without_region, language
 from pretix.base.media import MEDIA_TYPES
 from pretix.base.models import (
-    CartPosition, Device, Event, GiftCard, Item, ItemVariation, Membership,
-    Order, OrderPayment, OrderPosition, Quota, Seat, SeatCategoryMapping, User,
-    Voucher,
+    CartPosition, Device, Event, GiftCard, Item, ItemVariation, LogEntry,
+    Membership, Order, OrderPayment, OrderPosition, Quota, Seat,
+    SeatCategoryMapping, User, Voucher,
 )
 from pretix.base.models.event import SubEvent
 from pretix.base.models.orders import (
@@ -1618,7 +1618,7 @@ class OrderChangeManager:
     MembershipOperation = namedtuple('MembershipOperation', ('position', 'membership'))
     CancelOperation = namedtuple('CancelOperation', ('position', 'price_diff'))
     AddOperation = namedtuple('AddOperation', ('item', 'variation', 'price', 'addon_to', 'subevent', 'seat', 'membership',
-                                               'valid_from', 'valid_until', 'is_bundled', 'result'))
+                                               'valid_from', 'valid_until', 'is_bundled', 'result', 'count'))
     SplitOperation = namedtuple('SplitOperation', ('position',))
     FeeValueOperation = namedtuple('FeeValueOperation', ('fee', 'value', 'price_diff'))
     AddFeeOperation = namedtuple('AddFeeOperation', ('fee', 'price_diff'))
@@ -1632,16 +1632,24 @@ class OrderChangeManager:
     ForceRecomputeOperation = namedtuple('ForceRecomputeOperation', tuple())
 
     class AddPositionResult:
-        _position: Optional[OrderPosition]
+        _positions: Optional[List[OrderPosition]]
 
         def __init__(self):
-            self._position = None
+            self._positions = None
 
         @property
         def position(self) -> OrderPosition:
-            if self._position is None:
+            if self._positions is None:
                 raise RuntimeError("Order position has not been created yet. Call commit() first on OrderChangeManager.")
-            return self._position
+            if len(self._positions) != 1:
+                raise RuntimeError("More than one position created.")
+            return self._positions[0]
+
+        @property
+        def positions(self) -> List[OrderPosition]:
+            if self._positions is None:
+                raise RuntimeError("Order position has not been created yet. Call commit() first on OrderChangeManager.")
+            return self._positions
 
     def __init__(self, order: Order, user=None, auth=None, notify=True, reissue_invoice=True, allow_blocked_seats=False):
         self.order = order
@@ -1848,8 +1856,12 @@ class OrderChangeManager:
 
     def add_position(self, item: Item, variation: ItemVariation, price: Decimal, addon_to: OrderPosition = None,
                      subevent: SubEvent = None, seat: Seat = None, membership: Membership = None,
-                     valid_from: datetime = None, valid_until: datetime = None) -> 'OrderChangeManager.AddPositionResult':
+                     valid_from: datetime = None, valid_until: datetime = None, count: int = 1) -> 'OrderChangeManager.AddPositionResult':
+        if count < 1:
+            raise ValueError("Count must be positive")
         if isinstance(seat, str):
+            if count > 1:
+                raise ValueError("Cannot combine count > 1 with seat")
             if not seat:
                 seat = None
             else:
@@ -1903,14 +1915,14 @@ class OrderChangeManager:
         if self.order.event.settings.invoice_include_free or price.gross != Decimal('0.00'):
             self._invoice_dirty = True
 
-        self._totaldiff_guesstimate += price.gross
-        self._quotadiff.update(new_quotas)
+        self._totaldiff_guesstimate += price.gross * count
+        self._quotadiff.update({q: count for q in new_quotas})
         if seat:
             self._seatdiff.update([seat])
 
         result = self.AddPositionResult()
         self._operations.append(self.AddOperation(item, variation, price, addon_to, subevent, seat, membership,
-                                                  valid_from, valid_until, is_bundled, result))
+                                                  valid_from, valid_until, is_bundled, result, count))
         return result
 
     def split(self, position: OrderPosition):
@@ -2530,29 +2542,35 @@ class OrderChangeManager:
                     secret_dirty.remove(position)
                 position.save(update_fields=['canceled', 'secret'])
             elif isinstance(op, self.AddOperation):
-                pos = OrderPosition.objects.create(
-                    item=op.item, variation=op.variation, addon_to=op.addon_to,
-                    price=op.price.gross, order=self.order, tax_rate=op.price.rate, tax_code=op.price.code,
-                    tax_value=op.price.tax, tax_rule=op.item.tax_rule,
-                    positionid=nextposid, subevent=op.subevent, seat=op.seat,
-                    used_membership=op.membership, valid_from=op.valid_from, valid_until=op.valid_until,
-                    is_bundled=op.is_bundled,
-                )
-                nextposid += 1
-                self.order.log_action('pretix.event.order.changed.add', user=self.user, auth=self.auth, data={
-                    'position': pos.pk,
-                    'item': op.item.pk,
-                    'variation': op.variation.pk if op.variation else None,
-                    'addon_to': op.addon_to.pk if op.addon_to else None,
-                    'price': op.price.gross,
-                    'positionid': pos.positionid,
-                    'membership': pos.used_membership_id,
-                    'subevent': op.subevent.pk if op.subevent else None,
-                    'seat': op.seat.pk if op.seat else None,
-                    'valid_from': op.valid_from.isoformat() if op.valid_from else None,
-                    'valid_until': op.valid_until.isoformat() if op.valid_until else None,
-                })
-                op.result._position = pos
+                new_pos = []
+                new_logs = []
+                for i in range(op.count):
+                    pos = OrderPosition.objects.create(
+                        item=op.item, variation=op.variation, addon_to=op.addon_to,
+                        price=op.price.gross, order=self.order, tax_rate=op.price.rate, tax_code=op.price.code,
+                        tax_value=op.price.tax, tax_rule=op.item.tax_rule,
+                        positionid=nextposid, subevent=op.subevent, seat=op.seat,
+                        used_membership=op.membership, valid_from=op.valid_from, valid_until=op.valid_until,
+                        is_bundled=op.is_bundled,
+                    )
+                    nextposid += 1
+                    new_pos.append(pos)
+                    new_logs.append(self.order.log_action('pretix.event.order.changed.add', user=self.user, auth=self.auth, data={
+                        'position': pos.pk,
+                        'item': op.item.pk,
+                        'variation': op.variation.pk if op.variation else None,
+                        'addon_to': op.addon_to.pk if op.addon_to else None,
+                        'price': op.price.gross,
+                        'positionid': pos.positionid,
+                        'membership': pos.used_membership_id,
+                        'subevent': op.subevent.pk if op.subevent else None,
+                        'seat': op.seat.pk if op.seat else None,
+                        'valid_from': op.valid_from.isoformat() if op.valid_from else None,
+                        'valid_until': op.valid_until.isoformat() if op.valid_until else None,
+                    }, save=False))
+
+                op.result._positions = new_pos
+                LogEntry.bulk_create_and_postprocess(new_logs)
             elif isinstance(op, self.SplitOperation):
                 position = position_cache.setdefault(op.position.pk, op.position)
                 split_positions.append(position)
@@ -2877,7 +2895,7 @@ class OrderChangeManager:
         return total
 
     def _check_order_size(self):
-        if (len(self.order.positions.all()) + len([op for op in self._operations if isinstance(op, self.AddOperation)])) > settings.PRETIX_MAX_ORDER_SIZE:
+        if (len(self.order.positions.all()) + sum([op.count for op in self._operations if isinstance(op, self.AddOperation)])) > settings.PRETIX_MAX_ORDER_SIZE:
             raise OrderError(
                 self.error_messages['max_order_size'] % {
                     'max': settings.PRETIX_MAX_ORDER_SIZE,
@@ -2938,7 +2956,7 @@ class OrderChangeManager:
         ]) + len([
             o for o in self._operations if isinstance(o, self.SplitOperation)
         ])
-        adds = len([o for o in self._operations if isinstance(o, self.AddOperation)])
+        adds = sum([o.count for o in self._operations if isinstance(o, self.AddOperation)])
         if current > 0 and current - cancels + adds < 1:
             raise OrderError(self.error_messages['complete_cancel'])
 
@@ -2985,17 +3003,18 @@ class OrderChangeManager:
             elif isinstance(op, self.CancelOperation) and op.position in positions_to_fake_cart:
                 fake_cart.remove(positions_to_fake_cart[op.position])
             elif isinstance(op, self.AddOperation):
-                cp = CartPosition(
-                    event=self.event,
-                    item=op.item,
-                    variation=op.variation,
-                    used_membership=op.membership,
-                    subevent=op.subevent,
-                    seat=op.seat,
-                )
-                cp.override_valid_from = op.valid_from
-                cp.override_valid_until = op.valid_until
-                fake_cart.append(cp)
+                for i in range(op.count):
+                    cp = CartPosition(
+                        event=self.event,
+                        item=op.item,
+                        variation=op.variation,
+                        used_membership=op.membership,
+                        subevent=op.subevent,
+                        seat=op.seat,
+                    )
+                    cp.override_valid_from = op.valid_from
+                    cp.override_valid_until = op.valid_until
+                    fake_cart.append(cp)
         try:
             validate_memberships_in_order(self.order.customer, fake_cart, self.event, lock=True, ignored_order=self.order, testmode=self.order.testmode)
         except ValidationError as e:

src/pretix/control/forms/orders.py

@@ -331,6 +331,10 @@ class OtherOperationsForm(forms.Form):
 
 
 class OrderPositionAddForm(forms.Form):
+    count = forms.IntegerField(
+        label=_('Number of products to add'),
+        initial=1,
+    )
     itemvar = forms.ChoiceField(
         label=_('Product')
     )
@@ -432,6 +436,10 @@ class OrderPositionAddForm(forms.Form):
             d['used_membership'] = [m for m in self.memberships if str(m.pk) == d['used_membership']][0]
         else:
             d['used_membership'] = None
+        if d.get("count", 1) > 1 and d.get("seat"):
+            raise ValidationError({
+                "seat": _("You can not choose a seat when adding multiple products at once.")
+            })
         return d
 
 

src/pretix/control/templates/pretixcontrol/order/change.html

@@ -329,6 +329,7 @@
                                         {{ add_form.custom_error }}
                                     </div>
                                 {% endif %}
+                                {% bootstrap_field add_form.count layout="control" %}
                                 {% bootstrap_field add_form.itemvar layout="control" %}
                                 {% bootstrap_field add_form.price addon_after=request.event.currency layout="control" %}
                                 {% if add_form.addon_to %}
@@ -364,6 +365,7 @@
                         </div>
                         <div class="panel-body">
                             <div class="form-horizontal">
+                                {% bootstrap_field add_position_formset.empty_form.count layout="control" %}
                                 {% bootstrap_field add_position_formset.empty_form.itemvar layout="control" %}
                                 {% bootstrap_field add_position_formset.empty_form.price addon_after=request.event.currency layout="control" %}
                                 {% if add_position_formset.empty_form.addon_to %}

src/pretix/control/views/event.py

@@ -763,12 +763,7 @@ class InvoicePreview(EventPermissionRequiredMixin, View):
     def get(self, request, *args, **kwargs):
         fname, ftype, fcontent = build_preview_invoice_pdf(request.event)
         resp = HttpResponse(fcontent, content_type=ftype)
-        if settings.DEBUG:
-            # attachment is more secure as we're dealing with user-generated stuff here, but inline is much more convenient during debugging
-            resp['Content-Disposition'] = 'inline; filename="{}"'.format(fname)
-            resp._csp_ignore = True
-        else:
-            resp['Content-Disposition'] = 'attachment; filename="{}"'.format(fname)
+        resp['Content-Disposition'] = 'inline; filename="{}"'.format(fname)
         return resp
 
 

src/pretix/control/views/global_settings.py

@@ -300,5 +300,4 @@ class SysReportView(AdministratorPermissionRequiredMixin, TemplateView):
             resp = HttpResponse(data)
             resp['Content-Type'] = mime
             resp['Content-Disposition'] = 'inline; filename="{}"'.format(name)
-            resp._csp_ignore = True
             return resp

src/pretix/control/views/orders.py

@@ -710,22 +710,26 @@ class OrderDownload(AsyncAction, OrderView):
                 resp = HttpResponseRedirect(value.file.file.read())
                 return resp
             else:
-                resp = FileResponse(value.file.file, content_type=value.type)
-                resp['Content-Disposition'] = 'attachment; filename="{}-{}-{}-{}{}"'.format(
-                    self.request.event.slug.upper(), self.order.code, self.order_position.positionid,
-                    self.output.identifier, value.extension
+                return FileResponse(
+                    value.file.file,
+                    filename='{}-{}-{}-{}{}'.format(
+                        self.request.event.slug.upper(), self.order.code, self.order_position.positionid,
+                        self.output.identifier, value.extension
+                    ),
+                    content_type=value.type
                 )
-                return resp
         elif isinstance(value, CachedCombinedTicket):
             if value.type == 'text/uri-list':
                 resp = HttpResponseRedirect(value.file.file.read())
                 return resp
             else:
-                resp = FileResponse(value.file.file, content_type=value.type)
-                resp['Content-Disposition'] = 'attachment; filename="{}-{}-{}{}"'.format(
-                    self.request.event.slug.upper(), self.order.code, self.output.identifier, value.extension
+                return FileResponse(
+                    value.file.file,
+                    filename='{}-{}-{}{}'.format(
+                        self.request.event.slug.upper(), self.order.code, self.output.identifier, value.extension
+                    ),
+                    content_type=value.type
                 )
-                return resp
         else:
             return redirect(self.get_self_url())
 
@@ -1831,15 +1835,15 @@ class InvoiceDownload(EventPermissionRequiredMixin, View):
             return redirect(self.get_order_url())
 
         try:
-            resp = FileResponse(self.invoice.file.file, content_type='application/pdf')
+            return FileResponse(
+                self.invoice.file.file,
+                filename='{}.pdf'.format(re.sub("[^a-zA-Z0-9-_.]+", "_", self.invoice.number)),
+                content_type='application/pdf'
+            )
         except FileNotFoundError:
             invoice_pdf_task.apply(args=(self.invoice.pk,))
             return self.get(request, *args, **kwargs)
 
-        resp['Content-Disposition'] = 'inline; filename="{}.pdf"'.format(re.sub("[^a-zA-Z0-9-_.]+", "_", self.invoice.number))
-        resp._csp_ignore = True  # Some browser's PDF readers do not work with CSP
-        return resp
-
 
 class OrderExtend(OrderView):
     permission = 'event.orders:write'
@@ -2059,12 +2063,13 @@ class OrderChange(OrderView):
                 else:
                     variation = None
                 try:
-                    ocm.add_position(item, variation,
-                                     f.cleaned_data['price'],
-                                     f.cleaned_data.get('addon_to'),
-                                     f.cleaned_data.get('subevent'),
-                                     f.cleaned_data.get('seat'),
-                                     f.cleaned_data.get('used_membership'))
+                    for i in range(f.cleaned_data.get("count", 1)):
+                        ocm.add_position(item, variation,
+                                         f.cleaned_data['price'],
+                                         f.cleaned_data.get('addon_to'),
+                                         f.cleaned_data.get('subevent'),
+                                         f.cleaned_data.get('seat'),
+                                         f.cleaned_data.get('used_membership'))
                 except OrderError as e:
                     f.custom_error = str(e)
                     return False

src/pretix/control/views/organizer.py

@@ -1322,7 +1322,7 @@ class DeviceUpdateView(OrganizerDetailViewMixin, OrganizerPermissionRequiredMixi
     def form_valid(self, form):
         if form.has_changed():
             self.object.log_action('pretix.device.changed', user=self.request.user, data={
-                k: getattr(self.object, k) if k != 'limit_events' else [e.id for e in getattr(self.object, k).all()]
+                k: form.cleaned_data[k] if k != 'limit_events' else [e.id for e in form.cleaned_data[k]]
                 for k in form.changed_data
             })
 

src/pretix/control/views/pdf.py

@@ -263,12 +263,7 @@ class BaseEditorView(EventPermissionRequiredMixin, TemplateView):
 
             resp = HttpResponse(data, content_type=mimet)
             ftype = fname.split(".")[-1]
-            if settings.DEBUG:
-                # attachment is more secure as we're dealing with user-generated stuff here, but inline is much more convenient during debugging
-                resp['Content-Disposition'] = 'inline; filename="ticket-preview.{}"'.format(ftype)
-                resp._csp_ignore = True
-            else:
-                resp['Content-Disposition'] = 'attachment; filename="ticket-preview.{}"'.format(ftype)
+            resp['Content-Disposition'] = 'inline; filename="ticket-preview.{}"'.format(ftype)
             return resp
         elif "data" in request.POST:
             if cf:
@@ -309,6 +304,5 @@ class FontsCSSView(TemplateView):
 class PdfView(TemplateView):
     def get(self, request, *args, **kwargs):
         cf = get_object_or_404(CachedFile, id=kwargs.get("filename"), filename="background_preview.pdf")
-        resp = FileResponse(cf.file, content_type='application/pdf')
-        resp['Content-Disposition'] = 'attachment; filename="{}"'.format(cf.filename)
+        resp = FileResponse(cf.file, filename=cf.filename, content_type='application/pdf')
         return resp

src/pretix/helpers/monkeypatching.py

@@ -19,12 +19,26 @@
 # You should have received a copy of the GNU Affero General Public License along with this program.  If not, see
 # <https://www.gnu.org/licenses/>.
 #
+import ipaddress
+import socket
+import sys
 import types
 from datetime import datetime
 from http import cookies
 
+from django.conf import settings
 from PIL import Image
 from requests.adapters import HTTPAdapter
+from urllib3.connection import HTTPConnection, HTTPSConnection
+from urllib3.connectionpool import HTTPConnectionPool, HTTPSConnectionPool
+from urllib3.exceptions import (
+    ConnectTimeoutError, HTTPError, LocationParseError, NameResolutionError,
+    NewConnectionError,
+)
+from urllib3.util.connection import (
+    _TYPE_SOCKET_OPTIONS, _set_socket_options, allowed_gai_family,
+)
+from urllib3.util.timeout import _DEFAULT_TIMEOUT
 
 
 def monkeypatch_vobject_performance():
@@ -89,6 +103,123 @@ def monkeypatch_requests_timeout():
     HTTPAdapter.send = httpadapter_send
 
 
+def monkeypatch_urllib3_ssrf_protection():
+    """
+    pretix allows HTTP requests to untrusted URLs, e.g. through webhooks or external API URLs. This is dangerous since
+    it can allow access to private networks that should not be reachable by users ("server-side request forgery", SSRF).
+    Validating URLs at submission is not sufficient, since with DNS rebinding an attacker can make a domain name pass
+    validation and then resolve to a private IP address on actual execution. Unfortunately, there seems no clean solution
+    to this in Python land, so we monkeypatch urllib3's connection management to check the IP address to be external
+    *after* the DNS resolution.
+
+    This does not work when a global http(s) proxy is used, but in that scenario the proxy can perform the validation.
+    """
+    if getattr(settings, "ALLOW_HTTP_TO_PRIVATE_NETWORKS", False):
+        # Settings are not supposed to change during runtime, so we can optimize performance and complexity by skipping
+        # this if not needed.
+        return
+
+    def create_connection(
+        address: tuple[str, int],
+        timeout=_DEFAULT_TIMEOUT,
+        source_address: tuple[str, int] | None = None,
+        socket_options: _TYPE_SOCKET_OPTIONS | None = None,
+    ) -> socket.socket:
+        # This is copied from urllib3.util.connection v2.3.0
+        host, port = address
+        if host.startswith("["):
+            host = host.strip("[]")
+        err = None
+
+        # Using the value from allowed_gai_family() in the context of getaddrinfo lets
+        # us select whether to work with IPv4 DNS records, IPv6 records, or both.
+        # The original create_connection function always returns all records.
+        family = allowed_gai_family()
+
+        try:
+            host.encode("idna")
+        except UnicodeError:
+            raise LocationParseError(f"'{host}', label empty or too long") from None
+
+        for res in socket.getaddrinfo(host, port, family, socket.SOCK_STREAM):
+            af, socktype, proto, canonname, sa = res
+
+            if not getattr(settings, "ALLOW_HTTP_TO_PRIVATE_NETWORKS", False):
+                ip_addr = ipaddress.ip_address(sa[0])
+                if ip_addr.is_multicast:
+                    raise HTTPError(f"Request to multicast address {sa[0]} blocked")
+                if ip_addr.is_loopback or ip_addr.is_link_local:
+                    raise HTTPError(f"Request to local address {sa[0]} blocked")
+                if ip_addr.is_private:
+                    raise HTTPError(f"Request to private address {sa[0]} blocked")
+
+            sock = None
+            try:
+                sock = socket.socket(af, socktype, proto)
+
+                # If provided, set socket level options before connecting.
+                _set_socket_options(sock, socket_options)
+
+                if timeout is not _DEFAULT_TIMEOUT:
+                    sock.settimeout(timeout)
+                if source_address:
+                    sock.bind(source_address)
+                sock.connect(sa)
+                # Break explicitly a reference cycle
+                err = None
+                return sock
+
+            except OSError as _:
+                err = _
+                if sock is not None:
+                    sock.close()
+
+        if err is not None:
+            try:
+                raise err
+            finally:
+                # Break explicitly a reference cycle
+                err = None
+        else:
+            raise OSError("getaddrinfo returns an empty list")
+
+    class ProtectionMixin:
+        def _new_conn(self) -> socket.socket:
+            # This is 1:1 the version from urllib3.connection.HTTPConnection._new_conn v2.3.0
+            # just with a call to our own create_connection
+            try:
+                sock = create_connection(
+                    (self._dns_host, self.port),
+                    self.timeout,
+                    source_address=self.source_address,
+                    socket_options=self.socket_options,
+                )
+            except socket.gaierror as e:
+                raise NameResolutionError(self.host, self, e) from e
+            except socket.timeout as e:
+                raise ConnectTimeoutError(
+                    self,
+                    f"Connection to {self.host} timed out. (connect timeout={self.timeout})",
+                ) from e
+
+            except OSError as e:
+                raise NewConnectionError(
+                    self, f"Failed to establish a new connection: {e}"
+                ) from e
+
+            sys.audit("http.client.connect", self, self.host, self.port)
+            return sock
+
+    class ProtectedHTTPConnection(ProtectionMixin, HTTPConnection):
+        pass
+
+    class ProtectedHTTPSConnection(ProtectionMixin, HTTPSConnection):
+        pass
+
+    HTTPConnectionPool.ConnectionCls = ProtectedHTTPConnection
+    HTTPSConnectionPool.ConnectionCls = ProtectedHTTPSConnection
+
+
 def monkeypatch_cookie_morsel():
     # See https://code.djangoproject.com/ticket/34613
     cookies.Morsel._flags.add("partitioned")
@@ -99,4 +230,5 @@ def monkeypatch_all_at_ready():
     monkeypatch_vobject_performance()
     monkeypatch_pillow_safer()
     monkeypatch_requests_timeout()
+    monkeypatch_urllib3_ssrf_protection()
     monkeypatch_cookie_morsel()

src/pretix/locale/es/LC_MESSAGES/django.po

@@ -8,8 +8,8 @@ msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
 "POT-Creation-Date: 2026-03-30 11:22+0000\n"
-"PO-Revision-Date: 2026-03-18 12:23+0000\n"
-"Last-Translator: CVZ-es <damien.bremont@casadevelazquez.org>\n"
+"PO-Revision-Date: 2026-04-17 03:00+0000\n"
+"Last-Translator: Tim <plicnetwork@gmail.com>\n"
 "Language-Team: Spanish <https://translate.pretix.eu/projects/pretix/pretix/"
 "es/>\n"
 "Language: es\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=2; plural=n != 1;\n"
-"X-Generator: Weblate 5.16.2\n"
+"X-Generator: Weblate 5.17\n"
 
 #: pretix/_base_settings.py:87
 msgid "English"
@@ -4150,7 +4150,7 @@ msgstr "Se encontraron varios productos coincidentes."
 #: pretix/base/modelimport_vouchers.py:205 pretix/base/models/items.py:1257
 #: pretix/base/models/vouchers.py:266 pretix/base/models/waitinglist.py:99
 msgid "Product variation"
-msgstr "Variación del producto"
+msgstr "Variante de producto"
 
 #: pretix/base/modelimport_orders.py:161
 msgid "The variation can be specified by its internal ID or full name."
@@ -4312,7 +4312,7 @@ msgstr "Ya existe un vale de compra con este código."
 #: pretix/base/models/vouchers.py:199 pretix/control/views/vouchers.py:121
 #: pretix/presale/templates/pretixpresale/organizers/customer_membership.html:52
 msgid "Maximum usages"
-msgstr "Usos máximos"
+msgstr "Número máximo de usos"
 
 #: pretix/base/modelimport_vouchers.py:79
 msgid "The maximum number of usages must be set."
@@ -4333,14 +4333,14 @@ msgstr "Reservar entrada con cargo a la cuota"
 
 #: pretix/base/modelimport_vouchers.py:127 pretix/base/models/vouchers.py:236
 msgid "Allow to bypass quota"
-msgstr "Permitir que se anule la cuota"
+msgstr "Permitir omitir la cuota"
 
 #: pretix/base/modelimport_vouchers.py:135 pretix/base/models/vouchers.py:242
 #: pretix/control/templates/pretixcontrol/vouchers/bulk.html:44
 #: pretix/control/templates/pretixcontrol/vouchers/detail.html:70
 #: pretix/control/views/vouchers.py:121
 msgid "Price effect"
-msgstr "Efecto sobre los precios"
+msgstr "Efecto en el precio"
 
 #: pretix/base/modelimport_vouchers.py:150
 #, python-brace-format
@@ -4351,7 +4351,7 @@ msgstr ""
 
 #: pretix/base/modelimport_vouchers.py:160 pretix/base/models/vouchers.py:248
 msgid "Voucher value"
-msgstr "Valor del vale de compra"
+msgstr "Valor del vale"
 
 #: pretix/base/modelimport_vouchers.py:165
 msgid "It is pointless to set a value without a price effect."
@@ -4394,7 +4394,7 @@ msgstr "Etiqueta"
 
 #: pretix/base/modelimport_vouchers.py:334 pretix/base/models/vouchers.py:300
 msgid "Shows hidden products that match this voucher"
-msgstr "Mostrar los ocultados productos válidos con este vale de compra"
+msgstr "Muestra los productos ocultos vinculados a este vale"
 
 #: pretix/base/modelimport_vouchers.py:343 pretix/base/models/vouchers.py:304
 msgid "Offer all add-on products for free when redeeming this voucher"
@@ -7322,8 +7322,8 @@ msgid ""
 "If activated, a holder of this voucher code can buy tickets, even if there "
 "are none left."
 msgstr ""
-"Si se activa, un titular de este vale de compra puede comprar entradas, "
-"incluso si no queda ninguna."
+"Si se activa, el poseedor de este código de vale podrá comprar entradas "
+"incluso si no quedan existencias."
 
 #: pretix/base/models/vouchers.py:257 pretix/control/forms/vouchers.py:69
 msgid ""
@@ -7338,14 +7338,14 @@ msgstr ""
 
 #: pretix/base/models/vouchers.py:268
 msgid "This variation of the product select above is being used."
-msgstr "Esta variación del producto seleccionado arriba está siendo utilizada."
+msgstr "Se aplica a la variante del producto seleccionado arriba."
 
 #: pretix/base/models/vouchers.py:277
 msgid ""
 "If enabled, the voucher is valid for any product affected by this quota."
 msgstr ""
-"Si está habilitado, el vale de compra es válido para cualquier producto "
-"afectado por esta cuota."
+"Si se activa, el vale será válido para cualquier producto incluido en esta "
+"cuota."
 
 #: pretix/base/models/vouchers.py:284
 msgid "Specific seat"
@@ -7357,16 +7357,16 @@ msgid ""
 "same value for multiple vouchers, you can get statistics on how many of them "
 "have been redeemed etc."
 msgstr ""
-"Puede utilizar este campo para agrupar múltiples vales de compra. Si "
-"introduce el mismo valor para varios vales de compra, puede obtener "
-"estadísticas sobre cuántos de ellos se han canjeado, etc."
+"Puedes usar este campo para agrupar varios vales. Si introduces el mismo "
+"valor en distintos vales, podrás obtener estadísticas sobre cuántos se han "
+"canjeado, etc."
 
 #: pretix/base/models/vouchers.py:316 pretix/base/permissions.py:242
 #: pretix/control/navigation.py:289
 #: pretix/control/templates/pretixcontrol/vouchers/index.html:6
 #: pretix/control/templates/pretixcontrol/vouchers/index.html:8
 msgid "Vouchers"
-msgstr "Vales de compra"
+msgstr "Vales"
 
 #: pretix/base/models/vouchers.py:342
 msgid "You cannot select a quota that belongs to a different event."
@@ -13331,7 +13331,7 @@ msgstr ""
 #: pretix/base/settings.py:4157
 #, python-brace-format
 msgid "VAT-ID is not supported for \"{}\"."
-msgstr ""
+msgstr "El NIF no es compatible con «{}»."
 
 #: pretix/base/settings.py:4164
 msgid "The last payment date cannot be before the end of presale."
@@ -13365,7 +13365,7 @@ msgstr "Esto eliminará todos los números de teléfono de los pedidos."
 
 #: pretix/base/shredder.py:290
 msgid "Emails"
-msgstr "Correos electrónicos"
+msgstr "Correos"
 
 #: pretix/base/shredder.py:292
 msgid ""
@@ -15170,7 +15170,7 @@ msgstr "Todos los productos"
 #: pretix/control/views/typeahead.py:780
 #, python-brace-format
 msgid "{product} – Any variation"
-msgstr "{product} - Cualquier variación"
+msgstr "{product} – Cualquier variación"
 
 #: pretix/control/forms/filter.py:566 pretix/control/forms/orders.py:862
 msgctxt "subevent"
@@ -15469,7 +15469,7 @@ msgstr "Buscar vale de compra"
 #: pretix/control/views/vouchers.py:133
 #, python-brace-format
 msgid "Any product in quota \"{quota}\""
-msgstr "Cualquier producto del contingente \"{quota}\""
+msgstr "Cualquier producto en la cuota \"{quota}\""
 
 #: pretix/control/forms/filter.py:2440
 msgid "Refund status"
@@ -17068,15 +17068,15 @@ msgstr "ID de butaca específico"
 
 #: pretix/control/forms/vouchers.py:200 pretix/presale/forms/waitinglist.py:103
 msgid "Invalid product selected."
-msgstr "Producto no válido seleccionado."
+msgstr "Se ha seleccionado un producto no válido."
 
 #: pretix/control/forms/vouchers.py:225
 msgid ""
 "The voucher only matches hidden products but you have not selected that it "
 "should show them."
 msgstr ""
-"El vale de compra solo coincide con productos ocultos pero no has "
-"seleccionado que los muestre."
+"El vale solo coincide con productos ocultos, pero no has seleccionado que "
+"deba mostrarlos."
 
 #: pretix/control/forms/vouchers.py:271
 msgid "Codes"
@@ -21474,7 +21474,7 @@ msgstr ""
 #: pretix/plugins/ticketoutputpdf/views.py:172
 #: pretix/presale/views/customer.py:544 pretix/presale/views/customer.py:597
 msgid "Your changes have been saved."
-msgstr "Los cambios se han guardado."
+msgstr "Se han guardado los cambios."
 
 #: pretix/control/templates/pretixcontrol/event/plugins.html:34
 #: pretix/control/templates/pretixcontrol/organizers/plugins.html:34
@@ -27567,28 +27567,30 @@ msgid "Add a two-factor authentication device"
 msgstr "Añadir un dispositivo de autenticación de dos factores"
 
 #: pretix/control/templates/pretixcontrol/user/2fa_add.html:19
-#, fuzzy
-#| msgid "Smartphone with the Authenticator application"
 msgid "Smartphone with Authenticator app"
-msgstr "Celular con aplicación de autenticación"
+msgstr "Smartphone con la aplicación Authenticator"
 
 #: pretix/control/templates/pretixcontrol/user/2fa_add.html:21
 msgid ""
 "Use your smartphone with any Time-based One-Time-Password app like freeOTP, "
 "Google Authenticator or Proton Authenticator."
 msgstr ""
+"Use su smartphone con cualquier aplicación de contraseñas de un solo uso "
+"basadas en el tiempo, como freeOTP, Google Authenticator o Proton "
+"Authenticator."
 
 #: pretix/control/templates/pretixcontrol/user/2fa_add.html:30
-#, fuzzy
-#| msgid "WebAuthn-compatible hardware token (e.g. Yubikey)"
 msgid "WebAuthn-compatible hardware token"
-msgstr "Hardware compatible con token WebAuthn (p. ej. Yubikey)"
+msgstr "Token físico compatible con WebAuthn"
 
 #: pretix/control/templates/pretixcontrol/user/2fa_add.html:32
 msgid ""
 "Use a hardware token like the Yubikey, or other biometric authentication "
 "like fingerprint or face recognition."
 msgstr ""
+"Utiliza un dispositivo de seguridad físico, como el Yubikey, u otro método "
+"de autenticación biométrica, como el reconocimiento de huellas dactilares o "
+"facial."
 
 #: pretix/control/templates/pretixcontrol/user/2fa_confirm_totp.html:8
 msgid "To set up this device, please follow the following steps:"
@@ -28696,7 +28698,7 @@ msgstr "Se ha creado la nueva lista de asistentes."
 #: pretix/plugins/ticketoutputpdf/views.py:132
 msgid "We could not save your changes. See below for details."
 msgstr ""
-"No hemos podido guardar los cambios. Consulte los detalles a continuación."
+"No se pudieron guardar los cambios. Consulta los detalles a continuación."
 
 #: pretix/control/views/checkin.py:421 pretix/control/views/checkin.py:458
 msgid "The requested list does not exist."
@@ -30862,7 +30864,7 @@ msgstr ""
 
 #: pretix/plugins/badges/forms.py:33
 msgid "Template"
-msgstr "Plantilla"
+msgstr "Template"
 
 #: pretix/plugins/badges/forms.py:34
 msgid ""

src/pretix/locale/fr/LC_MESSAGES/django.po

@@ -4,10 +4,10 @@ msgstr ""
 "Project-Id-Version: 1\n"
 "Report-Msgid-Bugs-To: \n"
 "POT-Creation-Date: 2026-03-30 11:22+0000\n"
-"PO-Revision-Date: 2026-03-18 12:23+0000\n"
+"PO-Revision-Date: 2026-03-31 17:00+0000\n"
 "Last-Translator: CVZ-es <damien.bremont@casadevelazquez.org>\n"
-"Language-Team: French <https://translate.pretix.eu/projects/pretix/pretix/fr/"
-">\n"
+"Language-Team: French <https://translate.pretix.eu/projects/pretix/pretix/"
+"fr/>\n"
 "Language: fr\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -13454,7 +13454,7 @@ msgstr ""
 #: pretix/base/settings.py:4157
 #, python-brace-format
 msgid "VAT-ID is not supported for \"{}\"."
-msgstr ""
+msgstr "Le numéro de TVA n'est pas pris en charge pour « {} »."
 
 #: pretix/base/settings.py:4164
 msgid "The last payment date cannot be before the end of presale."
@@ -27774,28 +27774,30 @@ msgid "Add a two-factor authentication device"
 msgstr "Ajouter un dispositif d'authentification à deux facteurs"
 
 #: pretix/control/templates/pretixcontrol/user/2fa_add.html:19
-#, fuzzy
-#| msgid "Smartphone with the Authenticator application"
 msgid "Smartphone with Authenticator app"
-msgstr "Smartphone avec l'application Authenticator"
+msgstr "Smartphone équipé de l'application Authenticator"
 
 #: pretix/control/templates/pretixcontrol/user/2fa_add.html:21
 msgid ""
 "Use your smartphone with any Time-based One-Time-Password app like freeOTP, "
 "Google Authenticator or Proton Authenticator."
 msgstr ""
+"Utilisez votre smartphone avec n'importe quelle application de mots de passe "
+"à usage unique générés en temps réel, comme freeOTP, Google Authenticator ou "
+"Proton Authenticator."
 
 #: pretix/control/templates/pretixcontrol/user/2fa_add.html:30
-#, fuzzy
-#| msgid "WebAuthn-compatible hardware token (e.g. Yubikey)"
 msgid "WebAuthn-compatible hardware token"
-msgstr "Token matériel compatible WebAuthn (par ex. Yubikey)"
+msgstr "Token matériel compatible WebAuthn"
 
 #: pretix/control/templates/pretixcontrol/user/2fa_add.html:32
 msgid ""
 "Use a hardware token like the Yubikey, or other biometric authentication "
 "like fingerprint or face recognition."
 msgstr ""
+"Utilisez une clé matérielle telle que la Yubikey, ou un autre moyen "
+"d'authentification biométrique, comme la reconnaissance d'empreintes "
+"digitales ou faciale."
 
 #: pretix/control/templates/pretixcontrol/user/2fa_confirm_totp.html:8
 msgid "To set up this device, please follow the following steps:"

src/pretix/locale/ja/LC_MESSAGES/django.po

@@ -8,8 +8,8 @@ msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
 "POT-Creation-Date: 2026-03-30 11:22+0000\n"
-"PO-Revision-Date: 2026-03-23 21:00+0000\n"
-"Last-Translator: Hijiri Umemoto <hijiri@umemoto.org>\n"
+"PO-Revision-Date: 2026-04-20 08:07+0000\n"
+"Last-Translator: Yasunobu YesNo Kawaguchi <kawaguti@gmail.com>\n"
 "Language-Team: Japanese <https://translate.pretix.eu/projects/pretix/pretix/"
 "ja/>\n"
 "Language: ja\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
-"X-Generator: Weblate 5.16.2\n"
+"X-Generator: Weblate 5.17\n"
 
 #: pretix/_base_settings.py:87
 msgid "English"
@@ -664,7 +664,7 @@ msgstr "ギフトカードを取引で使用済み"
 #: pretix/plugins/banktransfer/payment.py:483
 #: pretix/presale/forms/customer.py:152
 msgid "This field is required."
-msgstr "この項目は必須です。"
+msgstr "このフィールドは必須です。"
 
 #: pretix/base/addressvalidation.py:213
 msgid "Enter a postal code in the format XXX."
@@ -3800,7 +3800,7 @@ msgstr "単価：{net_price} 税抜 / {gross_price} 税込"
 #, python-brace-format
 msgctxt "invoice"
 msgid "Single price: {price}"
-msgstr "単価：{price}"
+msgstr "単価: {price}"
 
 #: pretix/base/invoicing/pdf.py:947 pretix/base/invoicing/pdf.py:952
 msgctxt "invoice"
@@ -8206,7 +8206,7 @@ msgstr "参加者の呼びかけに使う名前"
 #: pretix/base/services/placeholders.py:732
 #: pretix/control/forms/organizer.py:799
 msgid "Mr Doe"
-msgstr "山田様"
+msgstr "山田 太郎"
 
 #: pretix/base/pdf.py:672 pretix/base/pdf.py:679
 #: pretix/plugins/badges/exporters.py:501
@@ -11001,7 +11001,7 @@ msgstr ""
 #: pretix/base/settings.py:1869 pretix/base/settings.py:1877
 #: pretix/presale/templates/pretixpresale/fragment_calendar_nav.html:8
 msgid "List"
-msgstr "リスト"
+msgstr "一覧"
 
 #: pretix/base/settings.py:1870 pretix/base/settings.py:1878
 msgid "Week calendar"
@@ -12855,7 +12855,7 @@ msgstr "Dr"
 
 #: pretix/base/settings.py:3819 pretix/base/settings.py:3836
 msgid "First name"
-msgstr "名(First Name)"
+msgstr "名"
 
 #: pretix/base/settings.py:3820 pretix/base/settings.py:3837
 msgid "Middle name"
@@ -12939,7 +12939,7 @@ msgstr "企業名を必須にするには、請求先住所を必須にする必
 #: pretix/base/settings.py:4157
 #, python-brace-format
 msgid "VAT-ID is not supported for \"{}\"."
-msgstr ""
+msgstr "VAT-IDは「{}」に対してサポートされていません。"
 
 #: pretix/base/settings.py:4164
 msgid "The last payment date cannot be before the end of presale."
@@ -19423,7 +19423,7 @@ msgstr "カスタムチェックインルール"
 #: pretix/control/templates/pretixcontrol/vouchers/bulk.html:117
 #: pretix/plugins/sendmail/templates/pretixplugins/sendmail/send_form.html:85
 msgid "Edit"
-msgstr "編集する"
+msgstr "編集"
 
 #: pretix/control/templates/pretixcontrol/checkin/list_edit.html:89
 msgid "Visualize"
@@ -20280,7 +20280,7 @@ msgstr "地理座標"
 #: pretix/control/templates/pretixcontrol/subevents/bulk.html:271
 #: pretix/control/templates/pretixcontrol/subevents/bulk.html:275
 msgid "Optional"
-msgstr "オプション（必須でない項目）"
+msgstr "任意"
 
 #: pretix/control/templates/pretixcontrol/event/fragment_geodata.html:22
 #: pretix/control/templates/pretixcontrol/subevents/bulk_edit.html:58
@@ -23636,8 +23636,8 @@ msgid ""
 "this product was part of the discount calculation for a different product in "
 "this order."
 msgstr ""
-"この製品の価格は自動割引により減額されたか、この製品がこの注文の別の製品の割"
-"引計算の一部になっています。"
+"自動割引によりこの商品の価格が引き下げられたか、同じ注文内の別の商品に対する"
+"割引計算の対象になっています。"
 
 #: pretix/control/templates/pretixcontrol/order/index.html:496
 #: pretix/presale/templates/pretixpresale/event/fragment_cart.html:103
@@ -25008,7 +25008,7 @@ msgstr "デバイスの概要"
 
 #: pretix/control/templates/pretixcontrol/organizers/device_edit.html:6
 msgid "Device:"
-msgstr "デバイス:"
+msgstr "デバイス："
 
 #: pretix/control/templates/pretixcontrol/organizers/device_edit.html:8
 msgid "Connect a new device"
@@ -25897,7 +25897,7 @@ msgstr "二要素認証が無効です"
 
 #: pretix/control/templates/pretixcontrol/organizers/team_members.html:57
 msgid "invited, pending response"
-msgstr "招待済み、返答待ち"
+msgstr "招待済み、応答待ち"
 
 #: pretix/control/templates/pretixcontrol/organizers/team_members.html:59
 msgid "resend invite"
@@ -26796,8 +26796,6 @@ msgid "Add a two-factor authentication device"
 msgstr "2要素認証デバイスを追加してください"
 
 #: pretix/control/templates/pretixcontrol/user/2fa_add.html:19
-#, fuzzy
-#| msgid "Smartphone with the Authenticator application"
 msgid "Smartphone with Authenticator app"
 msgstr "Authenticatorアプリを搭載したスマートフォン"
 
@@ -26806,18 +26804,20 @@ msgid ""
 "Use your smartphone with any Time-based One-Time-Password app like freeOTP, "
 "Google Authenticator or Proton Authenticator."
 msgstr ""
+"freeOTP、Google Authenticator、Proton Authenticator などの時間ベースの"
+"ワンタイムパスワードアプリをスマートフォンでご利用ください。"
 
 #: pretix/control/templates/pretixcontrol/user/2fa_add.html:30
-#, fuzzy
-#| msgid "WebAuthn-compatible hardware token (e.g. Yubikey)"
 msgid "WebAuthn-compatible hardware token"
-msgstr "WebAuthn対応のハードウェアトークン（例：Yubikey）"
+msgstr "WebAuthn対応のハードウェアトークン"
 
 #: pretix/control/templates/pretixcontrol/user/2fa_add.html:32
 msgid ""
 "Use a hardware token like the Yubikey, or other biometric authentication "
 "like fingerprint or face recognition."
 msgstr ""
+"Yubikey などのハードウェアトークンや、指紋や顔認識などの生体認証を使用してく"
+"ださい。"
 
 #: pretix/control/templates/pretixcontrol/user/2fa_confirm_totp.html:8
 msgid "To set up this device, please follow the following steps:"
@@ -33303,7 +33303,7 @@ msgstr "本当にStripeアカウントを切断しますか？"
 
 #: pretix/plugins/stripe/templates/pretixplugins/stripe/oauth_disconnect.html:16
 msgid "Disconnect"
-msgstr "切断します"
+msgstr "切断"
 
 #: pretix/plugins/stripe/templates/pretixplugins/stripe/pending.html:6
 msgid "Payment instructions"

src/pretix/locale/nl/LC_MESSAGES/django.po

@@ -7,10 +7,10 @@ msgstr ""
 "Project-Id-Version: 1\n"
 "Report-Msgid-Bugs-To: \n"
 "POT-Creation-Date: 2026-03-30 11:22+0000\n"
-"PO-Revision-Date: 2026-03-18 12:23+0000\n"
+"PO-Revision-Date: 2026-03-31 17:00+0000\n"
 "Last-Translator: Ruud Hendrickx <ruud@leckxicon.eu>\n"
-"Language-Team: Dutch <https://translate.pretix.eu/projects/pretix/pretix/nl/"
-">\n"
+"Language-Team: Dutch <https://translate.pretix.eu/projects/pretix/pretix/nl/>"
+"\n"
 "Language: nl\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -13283,7 +13283,7 @@ msgstr ""
 #: pretix/base/settings.py:4157
 #, python-brace-format
 msgid "VAT-ID is not supported for \"{}\"."
-msgstr ""
+msgstr "Btw-nummer wordt niet ondersteund voor \"{}\"."
 
 #: pretix/base/settings.py:4164
 msgid "The last payment date cannot be before the end of presale."
@@ -27461,28 +27461,28 @@ msgid "Add a two-factor authentication device"
 msgstr "Twee-factor-authenticatieapparaat toevoegen"
 
 #: pretix/control/templates/pretixcontrol/user/2fa_add.html:19
-#, fuzzy
-#| msgid "Smartphone with the Authenticator application"
 msgid "Smartphone with Authenticator app"
-msgstr "Smartphone met de Authenticator-applicatie"
+msgstr "Smartphone met Authenticator-app"
 
 #: pretix/control/templates/pretixcontrol/user/2fa_add.html:21
 msgid ""
 "Use your smartphone with any Time-based One-Time-Password app like freeOTP, "
 "Google Authenticator or Proton Authenticator."
 msgstr ""
+"Gebruik uw smartphone met een willekeurige app voor tijdgebonden eenmalige "
+"wachtwoorden, zoals freeOTP, Google Authenticator of Proton Authenticator."
 
 #: pretix/control/templates/pretixcontrol/user/2fa_add.html:30
-#, fuzzy
-#| msgid "WebAuthn-compatible hardware token (e.g. Yubikey)"
 msgid "WebAuthn-compatible hardware token"
-msgstr "WebAuthn-compatibel hardware-token (bijvoorbeeld Yubikey)"
+msgstr "WebAuthn-compatibel hardwaretoken"
 
 #: pretix/control/templates/pretixcontrol/user/2fa_add.html:32
 msgid ""
 "Use a hardware token like the Yubikey, or other biometric authentication "
 "like fingerprint or face recognition."
 msgstr ""
+"Gebruik een hardwaretoken zoals de Yubikey, of een andere vorm van "
+"biometrische authenticatie, zoals vingerafdruk- of gezichtsherkenning."
 
 #: pretix/control/templates/pretixcontrol/user/2fa_confirm_totp.html:8
 msgid "To set up this device, please follow the following steps:"

src/pretix/locale/nl_Informal/LC_MESSAGES/django.po

@@ -8,7 +8,7 @@ msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
 "POT-Creation-Date: 2026-03-30 11:22+0000\n"
-"PO-Revision-Date: 2026-03-18 14:50+0000\n"
+"PO-Revision-Date: 2026-03-31 17:00+0000\n"
 "Last-Translator: Ruud Hendrickx <ruud@leckxicon.eu>\n"
 "Language-Team: Dutch (informal) <https://translate.pretix.eu/projects/pretix/"
 "pretix/nl_Informal/>\n"
@@ -13314,7 +13314,7 @@ msgstr ""
 #: pretix/base/settings.py:4157
 #, python-brace-format
 msgid "VAT-ID is not supported for \"{}\"."
-msgstr ""
+msgstr "Btw-nummer wordt niet ondersteund voor \"{}\"."
 
 #: pretix/base/settings.py:4164
 msgid "The last payment date cannot be before the end of presale."
@@ -27518,28 +27518,28 @@ msgid "Add a two-factor authentication device"
 msgstr "Twee-factor-authenticatieapparaat toevoegen"
 
 #: pretix/control/templates/pretixcontrol/user/2fa_add.html:19
-#, fuzzy
-#| msgid "Smartphone with the Authenticator application"
 msgid "Smartphone with Authenticator app"
-msgstr "Smartphone met de Authenticator-applicatie"
+msgstr "Smartphone met Authenticator-app"
 
 #: pretix/control/templates/pretixcontrol/user/2fa_add.html:21
 msgid ""
 "Use your smartphone with any Time-based One-Time-Password app like freeOTP, "
 "Google Authenticator or Proton Authenticator."
 msgstr ""
+"Gebruik je smartphone met een willekeurige app voor tijdgebonden eenmalige "
+"wachtwoorden, zoals freeOTP, Google Authenticator of Proton Authenticator."
 
 #: pretix/control/templates/pretixcontrol/user/2fa_add.html:30
-#, fuzzy
-#| msgid "WebAuthn-compatible hardware token (e.g. Yubikey)"
 msgid "WebAuthn-compatible hardware token"
-msgstr "WebAuthn-compatibel hardware-token (bijvoorbeeld Yubikey)"
+msgstr "WebAuthn-compatibel hardwaretoken"
 
 #: pretix/control/templates/pretixcontrol/user/2fa_add.html:32
 msgid ""
 "Use a hardware token like the Yubikey, or other biometric authentication "
 "like fingerprint or face recognition."
 msgstr ""
+"Gebruik een hardwaretoken zoals de Yubikey, of een andere vorm van "
+"biometrische authenticatie, zoals vingerafdruk- of gezichtsherkenning."
 
 #: pretix/control/templates/pretixcontrol/user/2fa_confirm_totp.html:8
 msgid "To set up this device, please follow the following steps:"

src/pretix/locale/pt_BR/LC_MESSAGES/django.po

@@ -8,7 +8,7 @@ msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
 "POT-Creation-Date: 2026-03-30 11:22+0000\n"
-"PO-Revision-Date: 2026-03-25 08:00+0000\n"
+"PO-Revision-Date: 2026-03-30 21:00+0000\n"
 "Last-Translator: Renne Rocha <renne@rocha.dev.br>\n"
 "Language-Team: Portuguese (Brazil) <https://translate.pretix.eu/projects/"
 "pretix/pretix/pt_BR/>\n"
@@ -19613,7 +19613,7 @@ msgstr "Excluir"
 #: pretix/plugins/banktransfer/templates/pretixplugins/banktransfer/import_form.html:91
 #: pretix/presale/templates/pretixpresale/fragment_event_list_filter.html:22
 msgid "Filter"
-msgstr "Filtro"
+msgstr "Filtrar"
 
 #: pretix/control/templates/pretixcontrol/checkin/checkins.html:50
 msgid "Your search did not match any check-ins."
@@ -28003,6 +28003,9 @@ msgid ""
 "According to your event settings, sold out products are hidden from "
 "customers. This way, customers will not be able to discover the waiting list."
 msgstr ""
+"De acordo com as configurações do seu evento, os produtos esgotados ficam "
+"ocultos para os clientes. Dessa forma, os clientes não poderão descobrir a "
+"lista de espera."
 
 #: pretix/control/templates/pretixcontrol/waitinglist/index.html:38
 msgid "Send vouchers"
@@ -28049,6 +28052,9 @@ msgid ""
 "waiting list in, you could sell tickets worth an additional "
 "<strong>%(amount)s</strong>."
 msgstr ""
+"Se você conseguir criar espaço suficiente em seu evento para acomodar todas "
+"as pessoas na lista de espera, poderá vender ingressos no valor de um "
+"adicional de <strong>%(amount)s</strong>."
 
 #: pretix/control/templates/pretixcontrol/waitinglist/index.html:115
 msgid "Successfully redeemed"

src/pretix/plugins/paypal2/views.py

@@ -216,7 +216,7 @@ class PayView(PaypalOrderView, TemplateView):
 
 
 @scopes_disabled()
-@event_permission_required('event.settings.general:write')
+@event_permission_required('event.settings.payment:write')
 def isu_return(request, *args, **kwargs):
     getparams = ['merchantId', 'merchantIdInPayPal', 'permissionsGranted', 'accountStatus', 'consentStatus', 'productIntentID', 'isEmailConfirmed']
     sessionparams = ['payment_paypal_isu_event', 'payment_paypal_isu_tracking_id']
@@ -526,7 +526,7 @@ def webhook(request, *args, **kwargs):
     return HttpResponse(status=200)
 
 
-@event_permission_required('event.settings.general:write')
+@event_permission_required('event.settings.payment:write')
 @require_POST
 def isu_disconnect(request, **kwargs):
     del request.event.settings.payment_paypal_connect_refresh_token

src/pretix/presale/forms/customer.py

@@ -83,7 +83,7 @@ class AuthenticationForm(forms.Form):
         self.request = request
         self.customer_cache = None
         super().__init__(*args, **kwargs)
-        self.fields['password'].help_text = "<a href='{}'>{}</a>".format(
+        self.fields['password'].help_text = "<a target='_blank' href='{}'>{}</a>".format(
             build_absolute_uri(False, 'presale:organizer.customer.resetpw', kwargs={
                 'organizer': request.organizer.slug,
             }),
@@ -296,7 +296,8 @@ class SetPasswordForm(forms.Form):
     }
     email = forms.EmailField(
         label=_('Email'),
-        disabled=True
+        widget=forms.EmailInput(attrs={'autocomplete': 'username', 'readonly': 'readonly'}),
+        required=False,
     )
     password = forms.CharField(
         label=_('Password'),

src/pretix/presale/urls.py

@@ -91,6 +91,9 @@ event_patterns = [
     re_path(r'w/(?P<cart_namespace>[a-zA-Z0-9]{16})/cart/add',
             csrf_exempt(pretix.presale.views.cart.CartAdd.as_view()),
             name='event.cart.add'),
+    re_path(r'w/(?P<cart_namespace>[a-zA-Z0-9]{16})/cart/create',
+            csrf_exempt(pretix.presale.views.cart.CartCreate.as_view()),
+            name='event.cart.create'),
 
     re_path(r'unlock/(?P<hash>[a-z0-9]{64})/$', pretix.presale.views.user.UnlockHashView.as_view(),
             name='event.payment.unlock'),

src/pretix/presale/views/__init__.py

@@ -70,18 +70,21 @@ def cached_invoice_address(request):
             # do not create a session, if we don't have a session we also don't have an invoice address ;)
             request._checkout_flow_invoice_address = InvoiceAddress()
             return request._checkout_flow_invoice_address
-        cs = cart_session(request)
-        iapk = cs.get('invoice_address')
-        if not iapk:
+        cs = cart_session(request, create=False)
+        if cs is None:
             request._checkout_flow_invoice_address = InvoiceAddress()
         else:
-            try:
-                with scopes_disabled():
-                    request._checkout_flow_invoice_address = InvoiceAddress.objects.get(
-                        pk=iapk, order__isnull=True
-                    )
-            except InvoiceAddress.DoesNotExist:
+            iapk = cs.get('invoice_address')
+            if not iapk:
                 request._checkout_flow_invoice_address = InvoiceAddress()
+            else:
+                try:
+                    with scopes_disabled():
+                        request._checkout_flow_invoice_address = InvoiceAddress.objects.get(
+                            pk=iapk, order__isnull=True
+                        )
+                except InvoiceAddress.DoesNotExist:
+                    request._checkout_flow_invoice_address = InvoiceAddress()
     return request._checkout_flow_invoice_address
 
 
@@ -111,6 +114,12 @@ class CartMixin:
         return cached_invoice_address(self.request)
 
     def get_cart(self, answers=False, queryset=None, order=None, downloads=False, payments=None):
+        if not self.request.session.session_key and not order:
+            # The user has not even a session ID yet, so they can't have a cart and we can save a lot of work
+            return {
+                'positions': [],
+                # Other keys are not used on non-checkout pages
+            }
         if queryset is not None:
             prefetch = []
             if answers:
@@ -166,7 +175,8 @@ class CartMixin:
         else:
             fees = []
 
-        if not order:
+        if not order and lcp:
+            # Do not re-round for empty cart (useless) or confirmed order (incorrect)
             apply_rounding(self.request.event.settings.tax_rounding, self.invoice_address, self.request.event.currency, [*lcp, *fees])
 
         total = sum([c.price for c in lcp]) + sum([f.value for f in fees])
@@ -277,6 +287,12 @@ class CartMixin:
         }
 
     def current_selected_payments(self, positions, fees, invoice_address, *, warn=False):
+        from pretix.presale.views.cart import get_or_create_cart_id
+
+        if not get_or_create_cart_id(self.request, create=False):
+            # No active cart ID, no payments there
+            return []
+
         raw_payments = copy.deepcopy(self.cart_session.get('payments', []))
         fees = [f for f in fees if f.fee_type != OrderFee.FEE_TYPE_PAYMENT]  # we re-compute these here
 

src/pretix/presale/views/cart.py

@@ -417,7 +417,7 @@ def get_or_create_cart_id(request, create=True):
     return new_id
 
 
-def cart_session(request):
+def cart_session(request, create=True):
     """
     Before pretix 1.8.0, all checkout-related information (like the entered email address) was stored
     in the user's regular session dictionary. This led to data interference and leaks for example if a
@@ -428,7 +428,9 @@ def cart_session(request):
     active cart session sub-dictionary for read and write access.
     """
     request.session.modified = True
-    cart_id = get_or_create_cart_id(request)
+    cart_id = get_or_create_cart_id(request, create=create)
+    if not cart_id and not create:
+        return None
     return request.session['carts'][cart_id]
 
 
@@ -553,6 +555,18 @@ class CartClear(EventViewMixin, CartActionMixin, AsyncAction, View):
                        request.sales_channel.identifier, time_machine_now(default=None))
 
 
+@method_decorator(allow_cors_if_namespaced, 'dispatch')
+class CartCreate(EventViewMixin, CartActionMixin, View):
+    def get(self, request, *args, **kwargs):
+        if 'ajax' in self.request.GET:
+            cart_id = get_or_create_cart_id(self.request, create=True)
+            return JsonResponse({
+                'cart_id': cart_id,
+            })
+        else:
+            return redirect_to_url(self.get_success_url())
+
+
 @method_decorator(allow_frame_if_namespaced, 'dispatch')
 class CartExtendReservation(EventViewMixin, CartActionMixin, AsyncAction, View):
     task = extend_cart_reservation
@@ -841,9 +855,13 @@ class AnswerDownload(EventViewMixin, View):
             return Http404()
 
         ftype, _ = mimetypes.guess_type(answer.file.name)
-        resp = FileResponse(answer.file, content_type=ftype or 'application/binary')
-        resp['Content-Disposition'] = 'attachment; filename="{}-cart-{}"'.format(
+        filename = '{}-cart-{}'.format(
             self.request.event.slug.upper(),
             os.path.basename(answer.file.name).split('.', 1)[1]
-        ).encode("ascii", "ignore")
+        )
+        resp = FileResponse(
+            answer.file,
+            filename=filename,
+            content_type=ftype or 'application/binary'
+        )
         return resp

src/pretix/presale/views/event.py

@@ -681,8 +681,6 @@ class EventIndex(EventViewMixin, EventListMixin, CartMixin, TemplateView):
         context = {}
         context['list_type'] = self.request.GET.get("style", self.request.event.settings.event_list_type)
         if context['list_type'] not in ("calendar", "week") and self.request.event.subevents.filter(date_from__gt=time_machine_now()).count() > 50:
-            if self.request.event.settings.event_list_type not in ("calendar", "week"):
-                self.request.event.settings.event_list_type = "calendar"
             context['list_type'] = "calendar"
 
         if context['list_type'] == "calendar":

src/pretix/presale/views/order.py

@@ -1220,30 +1220,26 @@ class OrderDownloadMixin:
                 resp = HttpResponseRedirect(value.file.file.read())
                 return resp
             else:
-                resp = FileResponse(value.file.file, content_type=value.type)
-                if self.order_position.subevent:
-                    # Subevent date in filename improves accessibility e.g. for screen reader users
-                    resp['Content-Disposition'] = 'attachment; filename="{}-{}-{}-{}-{}{}"'.format(
-                        self.request.event.slug.upper(), self.order.code, self.order_position.positionid,
-                        self.order_position.subevent.date_from.strftime('%Y_%m_%d'),
-                        self.output.identifier, value.extension
-                    )
-                else:
-                    resp['Content-Disposition'] = 'attachment; filename="{}-{}-{}-{}{}"'.format(
-                        self.request.event.slug.upper(), self.order.code, self.order_position.positionid,
-                        self.output.identifier, value.extension
-                    )
-                return resp
+                name_parts = (
+                    self.request.event.slug.upper(),
+                    self.order.code,
+                    str(self.order_position.positionid),
+                    self.order_position.subevent.date_from.strftime('%Y_%m_%d') if self.order_position.subevent else None,
+                    self.output.identifier
+                )
+                filename = "-".join(filter(None, name_parts)) + value.extension
+                return FileResponse(value.file.file, filename=filename, content_type=value.type)
         elif isinstance(value, CachedCombinedTicket):
             if value.type == 'text/uri-list':
                 resp = HttpResponseRedirect(value.file.file.read())
                 return resp
             else:
-                resp = FileResponse(value.file.file, content_type=value.type)
-                resp['Content-Disposition'] = 'attachment; filename="{}-{}-{}{}"'.format(
-                    self.request.event.slug.upper(), self.order.code, self.output.identifier, value.extension
+                return FileResponse(
+                    value.file.file,
+                    filename="{}-{}-{}{}".format(
+                        self.request.event.slug.upper(), self.order.code, self.output.identifier, value.extension),
+                    content_type=value.type
                 )
-                return resp
         else:
             return redirect(self.get_self_url())
 
@@ -1383,13 +1379,14 @@ class InvoiceDownload(EventViewMixin, OrderDetailMixin, View):
             return redirect(self.get_order_url())
 
         try:
-            resp = FileResponse(invoice.file.file, content_type='application/pdf')
+            return FileResponse(
+                invoice.file.file,
+                filename='{}.pdf'.format(re.sub("[^a-zA-Z0-9-_.]+", "_", invoice.number)),
+                content_type='application/pdf'
+            )
         except FileNotFoundError:
             invoice_pdf_task.apply(args=(invoice.pk,))
             return self.get(request, *args, **kwargs)
-        resp['Content-Disposition'] = 'inline; filename="{}.pdf"'.format(re.sub("[^a-zA-Z0-9-_.]+", "_", invoice.number))
-        resp._csp_ignore = True  # Some browser's PDF readers do not work with CSP
-        return resp
 
 
 class OrderChangeMixin:

src/pretix/presale/views/waiting.py

@@ -66,22 +66,27 @@ class WaitingView(EventViewMixin, FormView):
                 if customer else None
             ),
         )
-        choices = []
+        groups = {}
         for i in items:
             if not i.allow_waitinglist:
                 continue
 
+            category_name = str(i.category.name) if i.category else ''
+            group = groups.setdefault(category_name, [])
+
             if i.has_variations:
                 for v in i.available_variations:
                     if v.cached_availability[0] == Quota.AVAILABILITY_OK:
                         continue
-                    choices.append((f'{i.pk}-{v.pk}', f'{i.name} – {v.value}'))
+                    group.append((f'{i.pk}-{v.pk}', f'{i.name} – {v.value}'))
 
             else:
                 if i.cached_availability[0] == Quota.AVAILABILITY_OK:
                     continue
-                choices.append((f'{i.pk}', f'{i.name}'))
-        return choices
+                group.append((f'{i.pk}', f'{i.name}'))
+
+        # Remove categories where all items were available (no waiting list choices)
+        return [(cat, choices) for cat, choices in groups.items() if choices]
 
     def get_form_kwargs(self):
         kwargs = super().get_form_kwargs()

src/pretix/presale/views/widget.py

@@ -530,12 +530,10 @@ class WidgetAPIProductList(EventListMixin, View):
         ]
 
         if hasattr(self.request, 'event') and data['list_type'] not in ("calendar", "week"):
-            # only allow list-view of more than 50 subevents if ordering is by data as this can be done in the database
+            # only allow list-view of more than 50 subevents if ordering is by date as this can be done in the database
             # ordering by name is currently not supported in database due to I18NField-JSON
             ordering = self.request.event.settings.get('frontpage_subevent_ordering', default='date_ascending', as_type=str)
             if ordering not in ("date_ascending", "date_descending") and self.request.event.subevents.filter(date_from__gt=now()).count() > 50:
-                if self.request.event.settings.event_list_type not in ("calendar", "week"):
-                    self.request.event.settings.event_list_type = "calendar"
                 data['list_type'] = list_type = 'calendar'
 
         if hasattr(self.request, 'event'):

src/pretix/settings.py

@@ -157,7 +157,7 @@ DATABASES = {
         'HOST': config.get('database', 'host', fallback=''),
         'PORT': config.get('database', 'port', fallback=''),
         'CONN_MAX_AGE': 0 if db_backend == 'sqlite3' else 120,
-        'CONN_HEALTH_CHECKS': db_backend != 'sqlite3',  # Will only be used from Django 4.1 onwards
+        'CONN_HEALTH_CHECKS': db_backend != 'sqlite3',
         'DISABLE_SERVER_SIDE_CURSORS': db_disable_server_side_cursors,
         'OPTIONS': db_options,
         'TEST': {}
@@ -179,6 +179,21 @@ if config.has_section('replica'):
     }
     DATABASE_ROUTERS = ['pretix.helpers.database.ReplicaRouter']
 
+if config.has_section('dbreadonly'):
+    DATABASES['readonly'] = {
+        'ENGINE': 'django.db.backends.' + db_backend,
+        'NAME': config.get('dbreadonly', 'name', fallback=DATABASES['default']['NAME']),
+        'USER': config.get('dbreadonly', 'user', fallback=DATABASES['default']['USER']),
+        'PASSWORD': config.get('dbreadonly', 'password', fallback=DATABASES['default']['PASSWORD']),
+        'HOST': config.get('dbreadonly', 'host', fallback=DATABASES['default']['HOST']),
+        'PORT': config.get('dbreadonly', 'port', fallback=DATABASES['default']['PORT']),
+        'CONN_MAX_AGE': 0,  # do not spam primary with open connections as long as readonly is only used occasionally
+        'CONN_HEALTH_CHECKS': db_backend != 'sqlite3',
+        'DISABLE_SERVER_SIDE_CURSORS': db_disable_server_side_cursors,
+        'OPTIONS': db_options,
+        'TEST': {}
+    }
+
 STATIC_URL = config.get('urls', 'static', fallback='/static/')
 
 MEDIA_URL = config.get('urls', 'media', fallback='/media/')
@@ -208,6 +223,7 @@ CSRF_TRUSTED_ORIGINS = [urlparse(SITE_URL).scheme + '://' + urlparse(SITE_URL).h
 
 TRUST_X_FORWARDED_FOR = config.getboolean('pretix', 'trust_x_forwarded_for', fallback=False)
 USE_X_FORWARDED_HOST = config.getboolean('pretix', 'trust_x_forwarded_host', fallback=False)
+ALLOW_HTTP_TO_PRIVATE_NETWORKS = config.getboolean('pretix', 'allow_http_to_private_networks', fallback=False)
 
 
 REQUEST_ID_HEADER = config.get('pretix', 'request_id_header', fallback=False)
@@ -248,7 +264,8 @@ EMAIL_HOST_PASSWORD = config.get('mail', 'password', fallback='')
 EMAIL_USE_TLS = config.getboolean('mail', 'tls', fallback=False)
 EMAIL_USE_SSL = config.getboolean('mail', 'ssl', fallback=False)
 EMAIL_SUBJECT_PREFIX = '[pretix] '
-EMAIL_BACKEND = EMAIL_CUSTOM_SMTP_BACKEND = 'django.core.mail.backends.smtp.EmailBackend'
+EMAIL_BACKEND = 'django.core.mail.backends.smtp.EmailBackend'
+EMAIL_CUSTOM_SMTP_BACKEND = 'pretixbase.email.CheckPrivateNetworkSmtpBackend'
 EMAIL_TIMEOUT = 60
 
 ADMINS = [('Admin', n) for n in config.get('mail', 'admins', fallback='').split(",") if n]

src/pretix/static/npm_dir/package-lock.json

@@ -1835,10 +1835,9 @@
       "integrity": "sha512-XpNj6GDQzdfW+r2Wnn7xiSAd7TM3jzkxGXBGTtWKuSXv1xUV+azxAm8jdWZN06QTQk+2N2XB9jRDkvbmQmcRtg=="
     },
     "node_modules/brace-expansion": {
-      "version": "1.1.12",
-      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.12.tgz",
-      "integrity": "sha512-9T9UjW3r0UW5c1Q7GTwllptXwhvYmEzFhzMfZ9H7FQWt+uZePjZPjBP/W1ZEyZ1twGWom5/56TF4lPcqjnDHcg==",
-      "license": "MIT",
+      "version": "1.1.13",
+      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.13.tgz",
+      "integrity": "sha512-9ZLprWS6EENmhEOpjCYW2c8VkmOvckIJZfkr7rBW6dObmfgJ/L1GpSYW5Hpo9lDz4D1+n0Ckz8rU7FwHDQiG/w==",
       "optional": true,
       "dependencies": {
         "balanced-match": "^1.0.0",
@@ -2879,9 +2878,9 @@
       "integrity": "sha512-xceH2snhtb5M9liqDsmEw56le376mTZkEX/jEb/RxNFyegNul7eNslCXP9FDj/Lcu0X8KEyMceP2ntpaHrDEVA=="
     },
     "node_modules/picomatch": {
-      "version": "2.3.1",
-      "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-2.3.1.tgz",
-      "integrity": "sha512-JU3teHTNjmE2VCGFzuY8EXzCDVwEqB2a8fsIvwaStHhAWJEeVd1o1QD80CU6+ZdEXXSLbSsuLwJjkCBWqRQUVA==",
+      "version": "2.3.2",
+      "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-2.3.2.tgz",
+      "integrity": "sha512-V7+vQEJ06Z+c5tSye8S+nHUfI51xoXIXjHQ99cQtKUkQqqO1kO/KCJUfZXuB47h/YBlDhah2H3hdUGXn8ie0oA==",
       "engines": {
         "node": ">=8.6"
       },
@@ -4936,9 +4935,9 @@
       "integrity": "sha512-XpNj6GDQzdfW+r2Wnn7xiSAd7TM3jzkxGXBGTtWKuSXv1xUV+azxAm8jdWZN06QTQk+2N2XB9jRDkvbmQmcRtg=="
     },
     "brace-expansion": {
-      "version": "1.1.12",
-      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.12.tgz",
-      "integrity": "sha512-9T9UjW3r0UW5c1Q7GTwllptXwhvYmEzFhzMfZ9H7FQWt+uZePjZPjBP/W1ZEyZ1twGWom5/56TF4lPcqjnDHcg==",
+      "version": "1.1.13",
+      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.13.tgz",
+      "integrity": "sha512-9ZLprWS6EENmhEOpjCYW2c8VkmOvckIJZfkr7rBW6dObmfgJ/L1GpSYW5Hpo9lDz4D1+n0Ckz8rU7FwHDQiG/w==",
       "optional": true,
       "requires": {
         "balanced-match": "^1.0.0",
@@ -5715,9 +5714,9 @@
       "integrity": "sha512-xceH2snhtb5M9liqDsmEw56le376mTZkEX/jEb/RxNFyegNul7eNslCXP9FDj/Lcu0X8KEyMceP2ntpaHrDEVA=="
     },
     "picomatch": {
-      "version": "2.3.1",
-      "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-2.3.1.tgz",
-      "integrity": "sha512-JU3teHTNjmE2VCGFzuY8EXzCDVwEqB2a8fsIvwaStHhAWJEeVd1o1QD80CU6+ZdEXXSLbSsuLwJjkCBWqRQUVA=="
+      "version": "2.3.2",
+      "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-2.3.2.tgz",
+      "integrity": "sha512-V7+vQEJ06Z+c5tSye8S+nHUfI51xoXIXjHQ99cQtKUkQqqO1kO/KCJUfZXuB47h/YBlDhah2H3hdUGXn8ie0oA=="
     },
     "pify": {
       "version": "4.0.1",

src/pretix/static/pretixpresale/js/widget/widget.js

@@ -110,6 +110,10 @@ var setCookie = function (cname, cvalue, exdays) {
     var d = new Date();
     d.setTime(d.getTime() + (exdays * 24 * 60 * 60 * 1000));
     var expires = "expires=" + d.toUTCString();
+    if (!cvalue) {
+        var expires = "expires=Thu, 01 Jan 1970 00:00:00 GMT";
+        cvalue = "";
+    }
     document.cookie = cname + "=" + cvalue + ";" + expires + ";path=/";
 };
 var getCookie = function (name) {
@@ -726,17 +730,16 @@ var shared_methods = {
     buy_callback: function (data) {
         if (data.redirect) {
             if (data.cart_id) {
-                this.$root.cart_id = data.cart_id;
-                setCookie(this.$root.cookieName, data.cart_id, 30);
+                this.$root.set_cart_id(data.cart_id);
             }
             if (data.redirect.substr(0, 1) === '/') {
                 data.redirect = this.$root.target_url.replace(/^([^\/]+:\/\/[^\/]+)\/.*$/, "$1") + data.redirect;
             }
             var url = data.redirect;
             if (url.indexOf('?')) {
-                url = url + '&iframe=1&locale=' + lang + '&take_cart_id=' + this.$root.cart_id;
+                url = url + '&iframe=1&locale=' + lang + '&take_cart_id=' + encodeURIComponent(this.$root.get_cart_id());
             } else {
-                url = url + '?iframe=1&locale=' + lang + '&take_cart_id=' + this.$root.cart_id;
+                url = url + '?iframe=1&locale=' + lang + '&take_cart_id=' + encodeURIComponent(this.$root.get_cart_id());
             }
             url += this.$root.consent_parameter;
             if (this.$root.additionalURLParams) {
@@ -779,15 +782,24 @@ var shared_methods = {
         }
     },
     resume: function () {
+        if (!this.$root.get_cart_id() && this.$root.keep_cart) {
+            // create an empty cart whose id we can persist
+            this.$root.create_cart(this.resume)
+            return;
+        }
         var redirect_url;
         redirect_url = this.$root.target_url + 'w/' + widget_id + '/';
-        if (this.$root.subevent && !this.$root.cart_id) {
+        if (this.$root.subevent && this.$root.is_button && this.$root.items.length === 0) {
             // button with subevent but no items
             redirect_url += this.$root.subevent + '/';
         }
         redirect_url += '?iframe=1&locale=' + lang;
-        if (this.$root.cart_id) {
-            redirect_url += '&take_cart_id=' + this.$root.cart_id;
+        if (this.$root.get_cart_id()) {
+            redirect_url += '&take_cart_id=' + encodeURIComponent(this.$root.get_cart_id());
+            if (this.$root.keep_cart) {
+                // make sure the cart-id is used, even if the cart is currently empty
+                redirect_url += '&ajax=1'
+            }
         }
         if (this.$root.widget_data) {
             redirect_url += '&widget_data=' + encodeURIComponent(this.$root.widget_data_json);
@@ -1864,12 +1876,11 @@ var shared_root_methods = {
         if (this.$root.variation_filter) {
             url += '&variations=' + encodeURIComponent(this.$root.variation_filter);
         }
-        var cart_id = getCookie(this.cookieName);
         if (this.$root.voucher_code) {
             url += '&voucher=' + encodeURIComponent(this.$root.voucher_code);
         }
-        if (cart_id) {
-            url += "&cart_id=" + encodeURIComponent(cart_id);
+        if (this.$root.get_cart_id()) {
+            url += "&cart_id=" + encodeURIComponent(this.$root.get_cart_id());
         }
         if (this.$root.date !== null) {
             url += "&date=" + this.$root.date.substr(0, 7);
@@ -1939,7 +1950,6 @@ var shared_root_methods = {
                 root.display_add_to_cart = data.display_add_to_cart;
                 root.waiting_list_enabled = data.waiting_list_enabled;
                 root.show_variations_expanded = data.show_variations_expanded || !!root.variation_filter;
-                root.cart_id = cart_id;
                 root.cart_exists = data.cart_exists;
                 root.vouchers_exist = data.vouchers_exist;
                 root.has_seating_plan = data.has_seating_plan;
@@ -2004,8 +2014,8 @@ var shared_root_methods = {
         if (this.$root.voucher_code) {
             redirect_url += '&voucher=' + encodeURIComponent(this.$root.voucher_code);
         }
-        if (this.$root.cart_id) {
-            redirect_url += '&take_cart_id=' + this.$root.cart_id;
+        if (this.$root.get_cart_id()) {
+            redirect_url += '&take_cart_id=' + encodeURIComponent(this.$root.get_cart_id());
         }
         if (this.$root.widget_data) {
             redirect_url += '&widget_data=' + encodeURIComponent(this.$root.widget_data_json);
@@ -2027,7 +2037,28 @@ var shared_root_methods = {
         this.$root.subevent = event.subevent;
         this.$root.loading++;
         this.$root.reload();
-    }
+    },
+    create_cart: function(callback) {
+        var url = this.$root.target_url + 'w/' + widget_id + '/cart/create?ajax=1';
+
+        this.$root.overlay.frame_loading = true;
+        api._getJSON(url, (data) => {
+            this.$root.set_cart_id(data.cart_id);
+            this.$root.overlay.frame_loading = false;
+            callback()
+        }, () => {
+            this.$root.overlay.error_message = strings['cart_error'];
+            this.$root.overlay.frame_loading = false;
+        })
+    },
+    get_cart_id: function() {
+        if (this.$root.keep_cart) {
+            return getCookie(this.$root.cookieName);
+        }
+    },
+    set_cart_id: function(newValue) {
+        setCookie(this.$root.cookieName, newValue, 30);
+    },
 };
 
 var shared_root_computed = {
@@ -2049,9 +2080,8 @@ var shared_root_computed = {
     },
     voucherFormTarget: function () {
         var form_target = this.target_url + 'w/' + widget_id + '/redeem?iframe=1&locale=' + lang;
-        var cookie = getCookie(this.cookieName);
-        if (cookie) {
-            form_target += "&take_cart_id=" + cookie;
+        if (this.get_cart_id()) {
+            form_target += "&take_cart_id=" + encodeURIComponent(this.get_cart_id());
         }
         if (this.subevent) {
             form_target += "&subevent=" + this.subevent;
@@ -2091,9 +2121,8 @@ var shared_root_computed = {
             checkout_url += '?' + this.$root.additionalURLParams;
         }
         var form_target = this.target_url + 'w/' + widget_id + '/cart/add?iframe=1&next=' + encodeURIComponent(checkout_url);
-        var cookie = getCookie(this.cookieName);
-        if (cookie) {
-            form_target += "&take_cart_id=" + cookie;
+        if (this.get_cart_id()) {
+            form_target += "&take_cart_id=" + encodeURIComponent(this.get_cart_id());
         }
         form_target += this.$root.consent_parameter
         return form_target
@@ -2329,6 +2358,7 @@ var create_widget = function (element, html_id=null) {
                 has_seating_plan: false,
                 has_seating_plan_waitinglist: false,
                 meta_filter_fields: [],
+                keep_cart: true,
             }
         },
         created: function () {
@@ -2366,6 +2396,7 @@ var create_button = function (element, html_id=null) {
     var raw_items = element.attributes.items ? element.attributes.items.value : "";
     var skip_ssl = element.attributes["skip-ssl-check"] ? true : false;
     var disable_iframe = element.attributes["disable-iframe"] ? true : false;
+    var keep_cart = element.attributes["keep-cart"] ? true : false;
     var button_text = element.innerHTML;
     var widget_data = JSON.parse(JSON.stringify(window.PretixWidget.widget_data));
     for (var i = 0; i < element.attributes.length; i++) {
@@ -2417,7 +2448,8 @@ var create_button = function (element, html_id=null) {
                 widget_data: widget_data,
                 widget_id: 'pretix-widget-' + widget_id,
                 html_id: html_id,
-                button_text: button_text
+                button_text: button_text,
+                keep_cart: keep_cart || items.length > 0,
             }
         },
         created: function () {
@@ -2426,7 +2458,7 @@ var create_button = function (element, html_id=null) {
             observer.observe(this.$el, observerOptions);
         },
         computed: shared_root_computed,
-        methods: shared_root_methods
+        methods: shared_root_methods,
     });
     create_overlay(app);
     return app;
@@ -2492,13 +2524,14 @@ window.PretixWidget.open = function (target_url, voucher, subevent, items, widge
                 frame_dismissed: false,
                 widget_data: all_widget_data,
                 widget_id: 'pretix-widget-' + widget_id,
-                button_text: ""
+                button_text: "",
+                keep_cart: true
             }
         },
         created: function () {
         },
         computed: shared_root_computed,
-        methods: shared_root_methods
+        methods: shared_root_methods,
     });
     create_overlay(app);
     app.$nextTick(function () {

src/pretix/static/pretixpresale/scss/widget.scss

@@ -966,6 +966,7 @@ $table-bg-accent: rgba(128, 128, 128, 0.05);
   width: 80vw;
   max-width: 1080px;
   height: 80vh;
+  max-height: 100dvh;
 }
 .pretix-widget-frame-inner iframe {
   width: 100% !important;

src/pretix/testutils/settings.py

@@ -94,6 +94,9 @@ class DisableMigrations(object):
     def __getitem__(self, item):
         return None
 
+    def setdefault(self, key, default=None):
+        return
+
 
 if not os.environ.get("GITHUB_WORKFLOW", ""):
     MIGRATION_MODULES = DisableMigrations()

src/tests/api/test_giftcards.py

@@ -171,6 +171,35 @@ def test_giftcard_detail_expand(token_client, organizer, event, giftcard):
     }
 
 
+@pytest.mark.django_db
+def test_giftcard_detail_expand_without_permissions(team, token_client, organizer, event, giftcard):
+    with scopes_disabled():
+        o = Order.objects.create(
+            code='FOO', event=event, email='dummy@dummy.test',
+            status=Order.STATUS_PENDING, datetime=now(), expires=now() + timedelta(days=10),
+            sales_channel=event.organizer.sales_channels.get(identifier="web"),
+            total=14, locale='en'
+        )
+        ticket = event.items.create(name='Early-bird ticket', category=None, default_price=23, admission=True,
+                                    personalized=True)
+        op = o.positions.create(item=ticket, price=Decimal("14"))
+        giftcard.owner_ticket = op
+        giftcard.save()
+
+    team.all_event_permissions = False
+    team.save()
+
+    res = dict(TEST_GC_RES)
+    res["id"] = giftcard.pk
+    res["issuance"] = giftcard.issuance.isoformat().replace('+00:00', 'Z')
+    resp = token_client.get('/api/v1/organizers/{}/giftcards/{}/?expand=owner_ticket'.format(organizer.slug, giftcard.pk))
+    assert resp.status_code == 200
+
+    assert resp.data["owner_ticket"] == {
+        "id": op.pk,
+    }
+
+
 TEST_GIFTCARD_CREATE_PAYLOAD = {
     "secret": "DEFABC",
     "value": "12.00",

src/tests/api/test_orders.py

@@ -2053,7 +2053,7 @@ def test_pdf_data(token_client, organizer, event, order, django_assert_max_num_q
     assert not resp.data['positions'][0].get('pdf_data')
 
     # order list
-    with django_assert_max_num_queries(33):
+    with django_assert_max_num_queries(34):
         resp = token_client.get('/api/v1/organizers/{}/events/{}/orders/?pdf_data=true'.format(
             organizer.slug, event.slug
         ))
@@ -2068,7 +2068,7 @@ def test_pdf_data(token_client, organizer, event, order, django_assert_max_num_q
     assert not resp.data['results'][0]['positions'][0].get('pdf_data')
 
     # position list
-    with django_assert_max_num_queries(35):
+    with django_assert_max_num_queries(36):
         resp = token_client.get('/api/v1/organizers/{}/events/{}/orderpositions/?pdf_data=true'.format(
             organizer.slug, event.slug
         ))

src/tests/api/test_reusable_media.py

@@ -252,6 +252,76 @@ def test_medium_detail(token_client, organizer, event, medium, giftcard, custome
         }
 
 
+@pytest.mark.django_db
+def test_medium_detail_event_permission_missing(token_client, organizer, event, medium, giftcard, customer, team):
+    team.all_organizer_permissions = False
+    team.limit_organizer_permissions = {
+        "organizer.reusablemedia:read": True,
+        "organizer.customers:read": True,
+        "organizer.giftcards:read": True,
+    }
+    team.all_event_permissions = False
+    team.save()
+
+    with scopes_disabled():
+        o = Order.objects.create(
+            code='FOO', event=event, email='dummy@dummy.test',
+            status=Order.STATUS_PENDING, datetime=now(), expires=now() + timedelta(days=10),
+            sales_channel=event.organizer.sales_channels.get(identifier="web"),
+            total=14, locale='en'
+        )
+        ticket = event.items.create(name='Early-bird ticket', category=None, default_price=23, admission=True,
+                                    personalized=True)
+        op = o.positions.create(item=ticket, price=Decimal("14"))
+        medium.linked_orderposition = op
+        medium.linked_giftcard = giftcard
+        medium.customer = customer
+        medium.save()
+        giftcard.owner_ticket = op
+        giftcard.save()
+
+        resp = token_client.get(
+            '/api/v1/organizers/{}/reusablemedia/{}/?expand=linked_giftcard&expand='
+            'linked_giftcard.owner_ticket&expand=linked_orderposition&expand=customer'.format(
+                organizer.slug, medium.pk
+            )
+        )
+        assert resp.status_code == 200
+
+        assert resp.data["linked_orderposition"] == {
+            "id": op.pk,
+        }
+
+        assert resp.data["linked_giftcard"] == {
+            "id": giftcard.pk,
+            "secret": "ABCDEF",
+            "issuance": giftcard.issuance.isoformat().replace("+00:00", "Z"),
+            "value": "23.00",
+            "currency": "EUR",
+            "testmode": False,
+            "expires": None,
+            "conditions": None,
+            "owner_ticket": {"id": op.pk},
+            "issuer": "dummy",
+        }
+
+        assert resp.data["customer"] == {
+            "identifier": customer.identifier,
+            "external_identifier": None,
+            "email": "foo@example.org",
+            "phone": None,
+            "name": "Foo",
+            "name_parts": {"_legacy": "Foo"},
+            "is_active": True,
+            "is_verified": False,
+            "last_login": None,
+            "date_joined": customer.date_joined.isoformat().replace("+00:00", "Z"),
+            "locale": "en",
+            "last_modified": customer.last_modified.isoformat().replace("+00:00", "Z"),
+            "notes": None
+        }
+
+
 TEST_MEDIUM_CREATE_PAYLOAD = {
     "type": "barcode",
     "identifier": "FOOBAR",

src/tests/base/test_mail.py

@@ -35,8 +35,11 @@
 import datetime
 import os
 import re
+import socket
+from contextlib import contextmanager
 from decimal import Decimal
 from email.mime.text import MIMEText
+from unittest import mock
 
 import pytest
 from django.conf import settings
@@ -591,3 +594,117 @@ def test_attached_ical_localization(env, order):
         assert len(djmail.outbox) == 1
         assert len(djmail.outbox[0].attachments) == 1
         assert description in djmail.outbox[0].attachments[0][1]
+
+
+PRIVATE_IPS_RES = [
+    [(socket.AF_INET, socket.SOCK_STREAM, 6, '', ('10.0.0.3', 443))],
+    [(socket.AF_INET, socket.SOCK_STREAM, 6, '', ('0.0.0.0', 443))],
+    [(socket.AF_INET, socket.SOCK_STREAM, 6, '', ('127.1.1.1', 443))],
+    [(socket.AF_INET, socket.SOCK_STREAM, 6, '', ('192.168.5.3', 443))],
+    [(socket.AF_INET, socket.SOCK_STREAM, 6, '', ('224.0.0.1', 443))],
+    [(socket.AF_INET6, socket.SOCK_STREAM, 6, '', ('::1', 443, 0, 0))],
+    [(socket.AF_INET6, socket.SOCK_STREAM, 6, '', ('fe80::1', 443, 0, 0))],
+    [(socket.AF_INET6, socket.SOCK_STREAM, 6, '', ('ff00::1', 443, 0, 0))],
+    [(socket.AF_INET6, socket.SOCK_STREAM, 6, '', ('fc00::1', 443, 0, 0))],
+]
+
+
+@contextmanager
+def assert_mail_connection(res, should_connect, use_ssl):
+    with (
+        mock.patch('socket.socket') as mock_socket,
+        mock.patch('socket.getaddrinfo', return_value=res),
+        mock.patch('smtplib.SMTP.getreply', return_value=(220, "")),
+        mock.patch('smtplib.SMTP.sendmail'),
+        mock.patch('ssl.SSLContext.wrap_socket') as mock_ssl
+    ):
+        yield
+
+        if should_connect:
+            mock_socket.assert_called_once()
+            mock_socket.return_value.connect.assert_called_once_with(res[0][-1])
+            if use_ssl:
+                mock_ssl.assert_called_once()
+        else:
+            mock_socket.assert_not_called()
+            mock_socket.return_value.connect.assert_not_called()
+            mock_ssl.assert_not_called()
+
+
+@pytest.mark.parametrize("res", PRIVATE_IPS_RES)
+@pytest.mark.parametrize("use_ssl", [
+    True, False
+])
+def test_private_smtp_ip(res, use_ssl, settings):
+    settings.EMAIL_CUSTOM_SMTP_BACKEND = 'pretix.base.email.CheckPrivateNetworkSmtpBackend'
+    settings.MAIL_CUSTOM_SMTP_ALLOW_PRIVATE_NETWORKS = False
+    with assert_mail_connection(res=res, should_connect=False, use_ssl=use_ssl), pytest.raises(match="Request to .* blocked"):
+        connection = djmail.get_connection(backend=settings.EMAIL_CUSTOM_SMTP_BACKEND,
+                                           host="localhost",
+                                           use_ssl=use_ssl)
+        connection.open()
+
+    settings.MAIL_CUSTOM_SMTP_ALLOW_PRIVATE_NETWORKS = True
+    with assert_mail_connection(res=res, should_connect=True, use_ssl=use_ssl):
+        connection = djmail.get_connection(backend=settings.EMAIL_CUSTOM_SMTP_BACKEND,
+                                           host="localhost",
+                                           use_ssl=use_ssl)
+        connection.open()
+
+
+@pytest.mark.parametrize("use_ssl", [
+    True, False
+])
+@pytest.mark.parametrize("allow_private", [
+    True, False
+])
+def test_public_smtp_ip(use_ssl, allow_private, settings):
+    settings.EMAIL_CUSTOM_SMTP_BACKEND = 'pretix.base.email.CheckPrivateNetworkSmtpBackend'
+    settings.MAIL_CUSTOM_SMTP_ALLOW_PRIVATE_NETWORKS = allow_private
+
+    with assert_mail_connection(res=[(socket.AF_INET, socket.SOCK_STREAM, 6, '', ('8.8.8.8', 443))], should_connect=True, use_ssl=use_ssl):
+        connection = djmail.get_connection(backend=settings.EMAIL_CUSTOM_SMTP_BACKEND,
+                                           host="localhost",
+                                           use_ssl=use_ssl)
+        connection.open()
+
+
+@pytest.mark.django_db
+@pytest.mark.parametrize("use_ssl", [
+    True, False
+])
+@pytest.mark.parametrize("allow_private_networks", [
+    True, False
+])
+@pytest.mark.parametrize("res", PRIVATE_IPS_RES)
+def test_send_mail_private_ip(res, use_ssl, allow_private_networks, env):
+    settings.EMAIL_CUSTOM_SMTP_BACKEND = 'pretix.base.email.CheckPrivateNetworkSmtpBackend'
+    settings.MAIL_CUSTOM_SMTP_ALLOW_PRIVATE_NETWORKS = allow_private_networks
+
+    event, user, organizer = env
+    event.settings.smtp_use_custom = True
+    event.settings.smtp_host = "example.com"
+    event.settings.smtp_use_ssl = use_ssl
+    event.settings.smtp_use_tls = False
+
+    def send_mail():
+        m = OutgoingMail.objects.create(
+            to=['recipient@example.com'],
+            subject='Test',
+            body_plain='Test',
+            sender='sender@example.com',
+            event=event
+        )
+        assert m.status == OutgoingMail.STATUS_QUEUED
+        mail_send_task.apply(kwargs={
+            'outgoing_mail': m.pk,
+        }, max_retries=0)
+        m.refresh_from_db()
+        return m
+
+    with assert_mail_connection(res=res, should_connect=allow_private_networks, use_ssl=use_ssl):
+        m = send_mail()
+        if allow_private_networks:
+            assert m.status == OutgoingMail.STATUS_SENT
+        else:
+            assert m.status == OutgoingMail.STATUS_FAILED

src/tests/base/test_modelimport_orders.py

@@ -991,3 +991,30 @@ def test_import_mixed_order_size_consistency(user, event, item):
         ).get()
     assert ('Inconsistent data in row 2: Column Email address contains value "a2@example.com", but for this order, '
             'the value has already been set to "a1@example.com".') in str(excinfo.value)
+
+
+@pytest.mark.django_db
+@scopes_disabled()
+def test_import_line_endings_mix(event, item, user):
+    # Ensures import works with mixed file endings.
+    # See Ticket#23230806 where a file to import ends with \r\n
+    settings = dict(DEFAULT_SETTINGS)
+    settings['item'] = 'static:{}'.format(item.pk)
+
+    cf = inputfile_factory()
+    file = cf.file
+    file.seek(0)
+    data = file.read()
+    data = data.replace(b'\n', b'\r')
+    data = data.rstrip(b'\r\r')
+    data = data + b'\r\n'
+
+    print(data)
+    cf.file.save("input.csv", ContentFile(data))
+    cf.save()
+
+    import_orders.apply(
+        args=(event.pk, cf.id, settings, 'en', user.pk)
+    )
+    assert event.orders.count() == 3
+    assert OrderPosition.objects.count() == 3

src/tests/base/test_notifications.py

@@ -24,7 +24,6 @@ from decimal import Decimal
 
 import pytest
 from django.core import mail as djmail
-from django.db import transaction
 from django.utils.timezone import now
 from django_scopes import scope
 
@@ -75,47 +74,42 @@ def user(team):
     return user
 
 
-@pytest.fixture
-def monkeypatch_on_commit(monkeypatch):
-    monkeypatch.setattr("django.db.transaction.on_commit", lambda t: t())
-
-
 @pytest.mark.django_db
-def test_notification_trigger_event_specific(event, order, user, monkeypatch_on_commit):
+def test_notification_trigger_event_specific(event, order, user, django_capture_on_commit_callbacks):
     djmail.outbox = []
     user.notification_settings.create(
         method='mail', event=event, action_type='pretix.event.order.paid', enabled=True
     )
-    with transaction.atomic():
+    with django_capture_on_commit_callbacks(execute=True):
         order.log_action('pretix.event.order.paid', {})
     assert len(djmail.outbox) == 1
     assert djmail.outbox[0].subject.endswith("DUMMY: Order FOO has been marked as paid.")
 
 
 @pytest.mark.django_db
-def test_notification_trigger_global(event, order, user, monkeypatch_on_commit):
+def test_notification_trigger_global(event, order, user, django_capture_on_commit_callbacks):
     djmail.outbox = []
     user.notification_settings.create(
         method='mail', event=None, action_type='pretix.event.order.paid', enabled=True
     )
-    with transaction.atomic():
+    with django_capture_on_commit_callbacks(execute=True):
         order.log_action('pretix.event.order.paid', {})
     assert len(djmail.outbox) == 1
 
 
 @pytest.mark.django_db
-def test_notification_trigger_global_wildcard(event, order, user, monkeypatch_on_commit):
+def test_notification_trigger_global_wildcard(event, order, user, django_capture_on_commit_callbacks):
     djmail.outbox = []
     user.notification_settings.create(
         method='mail', event=None, action_type='pretix.event.order.changed.*', enabled=True
     )
-    with transaction.atomic():
+    with django_capture_on_commit_callbacks(execute=True):
         order.log_action('pretix.event.order.changed.item', {})
     assert len(djmail.outbox) == 1
 
 
 @pytest.mark.django_db
-def test_notification_enabled_global_ignored_specific(event, order, user, monkeypatch_on_commit):
+def test_notification_enabled_global_ignored_specific(event, order, user, django_capture_on_commit_callbacks):
     djmail.outbox = []
     user.notification_settings.create(
         method='mail', event=None, action_type='pretix.event.order.paid', enabled=True
@@ -123,24 +117,24 @@ def test_notification_enabled_global_ignored_specific(event, order, user, monkey
     user.notification_settings.create(
         method='mail', event=event, action_type='pretix.event.order.paid', enabled=False
     )
-    with transaction.atomic():
+    with django_capture_on_commit_callbacks(execute=True):
         order.log_action('pretix.event.order.paid', {})
     assert len(djmail.outbox) == 0
 
 
 @pytest.mark.django_db
-def test_notification_ignore_same_user(event, order, user, monkeypatch_on_commit):
+def test_notification_ignore_same_user(event, order, user, django_capture_on_commit_callbacks):
     djmail.outbox = []
     user.notification_settings.create(
         method='mail', event=event, action_type='pretix.event.order.paid', enabled=True
     )
-    with transaction.atomic():
+    with django_capture_on_commit_callbacks(execute=True):
         order.log_action('pretix.event.order.paid', {}, user=user)
     assert len(djmail.outbox) == 0
 
 
 @pytest.mark.django_db
-def test_notification_ignore_insufficient_permissions(event, order, user, team, monkeypatch_on_commit):
+def test_notification_ignore_insufficient_permissions(event, order, user, team, django_capture_on_commit_callbacks):
     djmail.outbox = []
     team.all_event_permissions = False
     team.limit_event_permissions = {"event.vouchers:read": True}
@@ -148,7 +142,7 @@ def test_notification_ignore_insufficient_permissions(event, order, user, team,
     user.notification_settings.create(
         method='mail', event=event, action_type='pretix.event.order.paid', enabled=True
     )
-    with transaction.atomic():
+    with django_capture_on_commit_callbacks(execute=True):
         order.log_action('pretix.event.order.paid', {})
     assert len(djmail.outbox) == 0
 

src/tests/base/test_orders.py

@@ -28,8 +28,9 @@ from zoneinfo import ZoneInfo
 import pytest
 from django.conf import settings
 from django.core import mail as djmail
+from django.db import transaction
 from django.db.models import F, Sum
-from django.test import TestCase, override_settings
+from django.test import TestCase, TransactionTestCase, override_settings
 from django.utils.timezone import make_aware, now
 from django_countries.fields import Country
 from django_scopes import scope
@@ -1225,12 +1226,6 @@ class DownloadReminderTests(TestCase):
         assert len(djmail.outbox) == 0
 
 
-@pytest.fixture
-def class_monkeypatch(request, monkeypatch):
-    request.cls.monkeypatch = monkeypatch
-
-
-@pytest.mark.usefixtures("class_monkeypatch")
 class OrderCancelTests(TestCase):
     def setUp(self):
         super().setUp()
@@ -1258,7 +1253,6 @@ class OrderCancelTests(TestCase):
             self.order.create_transactions()
             generate_invoice(self.order)
             djmail.outbox = []
-        self.monkeypatch.setattr("django.db.transaction.on_commit", lambda t: t())
 
     @classscope(attr='o')
     def test_cancel_canceled(self):
@@ -1351,14 +1345,14 @@ class OrderCancelTests(TestCase):
         self.order.status = Order.STATUS_PAID
         self.order.save()
         djmail.outbox = []
-        cancel_order(self.order.pk, send_mail=True)
-        print([s.subject for s in djmail.outbox])
-        print([s.to for s in djmail.outbox])
+        with self.captureOnCommitCallbacks(execute=True):
+            cancel_order(self.order.pk, send_mail=True)
+
         assert len(djmail.outbox) == 2
-        assert ["invoice@example.org"] == djmail.outbox[0].to
-        assert any(["Invoice_" in a[0] for a in djmail.outbox[0].attachments])
-        assert ["dummy@dummy.test"] == djmail.outbox[1].to
-        assert not any(["Invoice_" in a[0] for a in djmail.outbox[1].attachments])
+        assert ["dummy@dummy.test"] == djmail.outbox[0].to
+        assert not any(["Invoice_" in a[0] for a in djmail.outbox[0].attachments])
+        assert ["invoice@example.org"] == djmail.outbox[1].to
+        assert any(["Invoice_" in a[0] for a in djmail.outbox[1].attachments])
 
     @classscope(attr='o')
     def test_cancel_paid_with_too_high_fee(self):
@@ -1488,8 +1482,7 @@ class OrderCancelTests(TestCase):
         assert self.order.all_logentries().filter(action_type='pretix.event.order.refund.requested').exists()
 
 
-@pytest.mark.usefixtures("class_monkeypatch")
-class OrderChangeManagerTests(TestCase):
+class BaseOrderChangeManagerTestCase:
     def setUp(self):
         super().setUp()
         self.o = Organizer.objects.create(name='Dummy', slug='dummy', plugins='pretix.plugins.banktransfer')
@@ -1552,7 +1545,6 @@ class OrderChangeManagerTests(TestCase):
             self.seat_a1 = self.event.seats.create(seat_number="A1", product=self.stalls, seat_guid="A1")
             self.seat_a2 = self.event.seats.create(seat_number="A2", product=self.stalls, seat_guid="A2")
             self.seat_a3 = self.event.seats.create(seat_number="A3", product=self.stalls, seat_guid="A3")
-        self.monkeypatch.setattr("django.db.transaction.on_commit", lambda t: t())
 
     def _enable_reverse_charge(self):
         self.tr7.eu_reverse_charge = True
@@ -1566,6 +1558,8 @@ class OrderChangeManagerTests(TestCase):
             country=Country('AT')
         )
 
+
+class OrderChangeManagerTests(BaseOrderChangeManagerTestCase, TestCase):
     @classscope(attr='o')
     def test_multiple_commits_forbidden(self):
         self.ocm.change_price(self.op1, Decimal('10.00'))
@@ -2406,6 +2400,15 @@ class OrderChangeManagerTests(TestCase):
             self.ocm.commit()
         assert self.order.positions.count() == 2
 
+    @classscope(attr='o')
+    def test_add_item_quota_partial(self):
+        q1 = self.event.quotas.create(name='Test', size=1)
+        q1.items.add(self.shirt)
+        self.ocm.add_position(self.shirt, None, None, None, count=2)
+        with self.assertRaises(OrderError):
+            self.ocm.commit()
+        assert self.order.positions.count() == 2
+
     @classscope(attr='o')
     def test_add_item_addon(self):
         self.shirt.category = self.event.categories.create(name='Add-ons', is_addon=True)
@@ -3895,15 +3898,16 @@ class OrderChangeManagerTests(TestCase):
 
     @classscope(attr='o')
     def test_set_valid_until(self):
-        self.event.settings.ticket_secret_generator = "pretix_sig1"
-        assign_ticket_secret(self.event, self.op1, force_invalidate=True, save=True)
-        old_secret = self.op1.secret
+        with transaction.atomic():
+            self.event.settings.ticket_secret_generator = "pretix_sig1"
+            assign_ticket_secret(self.event, self.op1, force_invalidate=True, save=True)
+            old_secret = self.op1.secret
 
-        dt = make_aware(datetime(2022, 9, 20, 15, 0, 0, 0))
-        self.ocm.change_valid_until(self.op1, dt)
-        self.ocm.commit()
-        self.op1.refresh_from_db()
-        assert self.op1.secret != old_secret
+            dt = make_aware(datetime(2022, 9, 20, 15, 0, 0, 0))
+            self.ocm.change_valid_until(self.op1, dt)
+            self.ocm.commit()
+            self.op1.refresh_from_db()
+            assert self.op1.secret != old_secret
 
     @classscope(attr='o')
     def test_unset_valid_from_until(self):
@@ -3928,6 +3932,8 @@ class OrderChangeManagerTests(TestCase):
         assert len(djmail.outbox) == 1
         assert len(["Invoice_" in a[0] for a in djmail.outbox[0].attachments]) == 2
 
+
+class OrderChangeManagerTransactionalTests(BaseOrderChangeManagerTestCase, TransactionTestCase):
     @classscope(attr='o')
     def test_new_invoice_send_somewhere_else(self):
         generate_invoice(self.order)

src/tests/base/test_webhooks.py

@@ -25,7 +25,6 @@ from decimal import Decimal
 
 import pytest
 import responses
-from django.db import transaction
 from django.utils.timezone import now
 from django_scopes import scopes_disabled
 
@@ -82,14 +81,9 @@ def force_str(v):
     return v.decode() if isinstance(v, bytes) else str(v)
 
 
-@pytest.fixture
-def monkeypatch_on_commit(monkeypatch):
-    monkeypatch.setattr("django.db.transaction.on_commit", lambda t: t())
-
-
 @pytest.mark.django_db
 @responses.activate
-def test_webhook_trigger_event_specific(event, order, webhook, monkeypatch_on_commit):
+def test_webhook_trigger_event_specific(event, order, webhook, django_capture_on_commit_callbacks):
     responses.add_callback(
         responses.POST, 'https://google.com',
         callback=lambda r: (200, {}, 'ok'),
@@ -97,7 +91,7 @@ def test_webhook_trigger_event_specific(event, order, webhook, monkeypatch_on_co
         match_querystring=None,  # https://github.com/getsentry/responses/issues/464
     )
 
-    with transaction.atomic():
+    with django_capture_on_commit_callbacks(execute=True):
         le = order.log_action('pretix.event.order.paid', {})
     assert len(responses.calls) == 1
     assert json.loads(force_str(responses.calls[0].request.body)) == {
@@ -119,12 +113,12 @@ def test_webhook_trigger_event_specific(event, order, webhook, monkeypatch_on_co
 
 @pytest.mark.django_db
 @responses.activate
-def test_webhook_trigger_global(event, order, webhook, monkeypatch_on_commit):
+def test_webhook_trigger_global(event, order, webhook, django_capture_on_commit_callbacks):
     webhook.limit_events.clear()
     webhook.all_events = True
     webhook.save()
     responses.add(responses.POST, 'https://google.com', status=200)
-    with transaction.atomic():
+    with django_capture_on_commit_callbacks(execute=True):
         le = order.log_action('pretix.event.order.paid', {})
     assert len(responses.calls) == 1
     assert json.loads(force_str(responses.calls[0].request.body)) == {
@@ -138,13 +132,13 @@ def test_webhook_trigger_global(event, order, webhook, monkeypatch_on_commit):
 
 @pytest.mark.django_db
 @responses.activate
-def test_webhook_trigger_global_wildcard(event, order, webhook, monkeypatch_on_commit):
+def test_webhook_trigger_global_wildcard(event, order, webhook, django_capture_on_commit_callbacks):
     webhook.listeners.create(action_type="pretix.event.order.changed.*")
     webhook.limit_events.clear()
     webhook.all_events = True
     webhook.save()
     responses.add(responses.POST, 'https://google.com', status=200)
-    with transaction.atomic():
+    with django_capture_on_commit_callbacks(execute=True):
         le = order.log_action('pretix.event.order.changed.item', {})
     assert len(responses.calls) == 1
     assert json.loads(force_str(responses.calls[0].request.body)) == {
@@ -158,30 +152,30 @@ def test_webhook_trigger_global_wildcard(event, order, webhook, monkeypatch_on_c
 
 @pytest.mark.django_db
 @responses.activate
-def test_webhook_ignore_wrong_action_type(event, order, webhook, monkeypatch_on_commit):
+def test_webhook_ignore_wrong_action_type(event, order, webhook, django_capture_on_commit_callbacks):
     responses.add(responses.POST, 'https://google.com', status=200)
-    with transaction.atomic():
+    with django_capture_on_commit_callbacks(execute=True):
         order.log_action('pretix.event.order.changed.item', {})
     assert len(responses.calls) == 0
 
 
 @pytest.mark.django_db
 @responses.activate
-def test_webhook_ignore_disabled(event, order, webhook, monkeypatch_on_commit):
+def test_webhook_ignore_disabled(event, order, webhook, django_capture_on_commit_callbacks):
     webhook.enabled = False
     webhook.save()
     responses.add(responses.POST, 'https://google.com', status=200)
-    with transaction.atomic():
+    with django_capture_on_commit_callbacks(execute=True):
         order.log_action('pretix.event.order.changed.item', {})
     assert len(responses.calls) == 0
 
 
 @pytest.mark.django_db
 @responses.activate
-def test_webhook_ignore_wrong_event(event, order, webhook, monkeypatch_on_commit):
+def test_webhook_ignore_wrong_event(event, order, webhook, django_capture_on_commit_callbacks):
     webhook.limit_events.clear()
     responses.add(responses.POST, 'https://google.com', status=200)
-    with transaction.atomic():
+    with django_capture_on_commit_callbacks(execute=True):
         order.log_action('pretix.event.order.changed.item', {})
     assert len(responses.calls) == 0
 
@@ -189,10 +183,10 @@ def test_webhook_ignore_wrong_event(event, order, webhook, monkeypatch_on_commit
 @pytest.mark.django_db
 @pytest.mark.xfail(reason="retries can't be tested with celery_always_eager")
 @responses.activate
-def test_webhook_retry(event, order, webhook, monkeypatch_on_commit):
+def test_webhook_retry(event, order, webhook, django_capture_on_commit_callbacks):
     responses.add(responses.POST, 'https://google.com', status=500)
     responses.add(responses.POST, 'https://google.com', status=200)
-    with transaction.atomic():
+    with django_capture_on_commit_callbacks(execute=True):
         order.log_action('pretix.event.order.paid', {})
     assert len(responses.calls) == 2
     with scopes_disabled():
@@ -216,9 +210,9 @@ def test_webhook_retry(event, order, webhook, monkeypatch_on_commit):
 
 @pytest.mark.django_db
 @responses.activate
-def test_webhook_disable_gone(event, order, webhook, monkeypatch_on_commit):
+def test_webhook_disable_gone(event, order, webhook, django_capture_on_commit_callbacks):
     responses.add(responses.POST, 'https://google.com', status=410)
-    with transaction.atomic():
+    with django_capture_on_commit_callbacks(execute=True):
         order.log_action('pretix.event.order.paid', {})
     assert len(responses.calls) == 1
     webhook.refresh_from_db()

src/tests/conftest.py

@@ -131,3 +131,8 @@ def set_lock_namespaces(request):
             yield
     else:
         yield
+
+
+@pytest.fixture
+def class_monkeypatch(request, monkeypatch):
+    request.cls.monkeypatch = monkeypatch

src/tests/control/test_auth.py

@@ -385,11 +385,6 @@ class RegistrationFormTest(TestCase):
         self.assertEqual(response.status_code, 403)
 
 
-@pytest.fixture
-def class_monkeypatch(request, monkeypatch):
-    request.cls.monkeypatch = monkeypatch
-
-
 @pytest.mark.usefixtures("class_monkeypatch")
 class Login2FAFormTest(TestCase):
 

src/tests/control/test_events.py

@@ -49,11 +49,6 @@ from tests.base import SoupTest, extract_form_fields
 from pretix.base.models import Event, LogEntry, Order, Organizer, Team, User
 
 
-@pytest.fixture
-def class_monkeypatch(request, monkeypatch):
-    request.cls.monkeypatch = monkeypatch
-
-
 @pytest.mark.usefixtures("class_monkeypatch")
 class EventsTest(SoupTest):
     @scopes_disabled()

src/tests/control/test_orders.py

@@ -1584,10 +1584,11 @@ class OrderChangeTests(SoupTest):
             'add_position-MAX_NUM_FORMS': '100',
             'add_position-0-itemvar': str(self.shirt.pk),
             'add_position-0-do': 'on',
+            'add_position-0-count': '2',
             'add_position-0-price': '14.00',
         })
         with scopes_disabled():
-            assert self.order.positions.count() == 3
+            assert self.order.positions.count() == 4
             assert self.order.positions.last().item == self.shirt
             assert self.order.positions.last().price == 14
 

src/tests/control/test_organizer.py

@@ -33,11 +33,6 @@ from tests.base import SoupTest, extract_form_fields
 from pretix.base.models import Event, Organizer, OutgoingMail, Team, User
 
 
-@pytest.fixture
-def class_monkeypatch(request, monkeypatch):
-    request.cls.monkeypatch = monkeypatch
-
-
 @pytest.mark.usefixtures("class_monkeypatch")
 class OrganizerTest(SoupTest):
     @scopes_disabled()

src/tests/control/test_user.py

@@ -286,11 +286,6 @@ class UserPasswordChangeTest(SoupTest):
         assert self.user.needs_password_change is False
 
 
-@pytest.fixture
-def class_monkeypatch(request, monkeypatch):
-    request.cls.monkeypatch = monkeypatch
-
-
 @pytest.mark.usefixtures("class_monkeypatch")
 class UserSettings2FATest(SoupTest):
     def setUp(self):

src/tests/helpers/test_urllib.py

@@ -0,0 +1,93 @@
+#
+# This file is part of pretix (Community Edition).
+#
+# Copyright (C) 2014-2020  Raphael Michel and contributors
+# Copyright (C) 2020-today pretix GmbH and contributors
+#
+# This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General
+# Public License as published by the Free Software Foundation in version 3 of the License.
+#
+# ADDITIONAL TERMS APPLY: Pursuant to Section 7 of the GNU Affero General Public License, additional terms are
+# applicable granting you additional permissions and placing additional restrictions on your usage of this software.
+# Please refer to the pretix LICENSE file to obtain the full terms applicable to this work. If you did not receive
+# this file, see <https://pretix.eu/about/en/license>.
+#
+# This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
+# warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Affero General Public License for more
+# details.
+#
+# You should have received a copy of the GNU Affero General Public License along with this program.  If not, see
+# <https://www.gnu.org/licenses/>.
+#
+from socket import AF_INET, SOCK_STREAM
+from unittest import mock
+
+import pytest
+import requests
+from django.test import override_settings
+from dns.inet import AF_INET6
+from urllib3.exceptions import HTTPError
+
+
+def test_local_blocked():
+    with pytest.raises(HTTPError, match="Request to local address.*"):
+        requests.get("http://localhost", timeout=0.1)
+    with pytest.raises(HTTPError, match="Request to local address.*"):
+        requests.get("https://localhost", timeout=0.1)
+
+
+def test_private_ip_blocked():
+    with pytest.raises(HTTPError, match="Request to private address.*"):
+        requests.get("http://10.0.0.1", timeout=0.1)
+    with pytest.raises(HTTPError, match="Request to private address.*"):
+        requests.get("https://10.0.0.1", timeout=0.1)
+
+
+@pytest.mark.django_db
+@pytest.mark.parametrize("res", [
+    [(AF_INET, SOCK_STREAM, 6, '', ('10.0.0.3', 443))],
+    [(AF_INET, SOCK_STREAM, 6, '', ('0.0.0.0', 443))],
+    [(AF_INET, SOCK_STREAM, 6, '', ('127.1.1.1', 443))],
+    [(AF_INET, SOCK_STREAM, 6, '', ('192.168.5.3', 443))],
+    [(AF_INET, SOCK_STREAM, 6, '', ('224.0.0.1', 443))],
+    [(AF_INET6, SOCK_STREAM, 6, '', ('::1', 443, 0, 0))],
+    [(AF_INET6, SOCK_STREAM, 6, '', ('fe80::1', 443, 0, 0))],
+    [(AF_INET6, SOCK_STREAM, 6, '', ('ff00::1', 443, 0, 0))],
+    [(AF_INET6, SOCK_STREAM, 6, '', ('fc00::1', 443, 0, 0))],
+])
+def test_dns_resolving_to_local_blocked(res):
+    with mock.patch('socket.getaddrinfo') as mock_addr:
+        mock_addr.return_value = res
+        with pytest.raises(HTTPError, match="Request to (multicast|private|local) address.*"):
+            requests.get("https://example.org", timeout=0.1)
+        with pytest.raises(HTTPError, match="Request to (multicast|private|local) address.*"):
+            requests.get("http://example.org", timeout=0.1)
+
+
+def test_dns_remote_allowed():
+    class SocketOk(Exception):
+        pass
+
+    def side_effect(*args, **kwargs):
+        raise SocketOk
+
+    with mock.patch('socket.getaddrinfo') as mock_addr, mock.patch('socket.socket') as mock_socket:
+        mock_addr.return_value = [(AF_INET, SOCK_STREAM, 6, '', ('8.8.8.8', 443))]
+        mock_socket.side_effect = side_effect
+        with pytest.raises(SocketOk):
+            requests.get("https://example.org", timeout=0.1)
+
+
+@override_settings(ALLOW_HTTP_TO_PRIVATE_NETWORKS=True)
+def test_local_is_allowed():
+    class SocketOk(Exception):
+        pass
+
+    def side_effect(*args, **kwargs):
+        raise SocketOk
+
+    with mock.patch('socket.getaddrinfo') as mock_addr, mock.patch('socket.socket') as mock_socket:
+        mock_addr.return_value = [(AF_INET, SOCK_STREAM, 6, '', ('10.0.0.1', 443))]
+        mock_socket.side_effect = side_effect
+        with pytest.raises(SocketOk):
+            requests.get("https://example.org", timeout=0.1)

src/tests/presale/test_checkout.py

@@ -33,7 +33,7 @@ from django.conf import settings
 from django.core import mail as djmail
 from django.core.files.uploadedfile import SimpleUploadedFile
 from django.core.signing import dumps
-from django.test import TestCase
+from django.test import TestCase, TransactionTestCase
 from django.utils.crypto import get_random_string
 from django.utils.timezone import now
 from django_countries.fields import Country
@@ -60,12 +60,6 @@ from pretix.testutils.sessions import get_cart_session_key
 from .test_timemachine import TimemachineTestMixin
 
 
-@pytest.fixture
-def class_monkeypatch(request, monkeypatch):
-    request.cls.monkeypatch = monkeypatch
-
-
-@pytest.mark.usefixtures("class_monkeypatch")
 class BaseCheckoutTestCase:
     @scopes_disabled()
     def setUp(self):
@@ -104,7 +98,6 @@ class BaseCheckoutTestCase:
         self.workshopquota.items.add(self.workshop2)
         self.workshopquota.variations.add(self.workshop2a)
         self.workshopquota.variations.add(self.workshop2b)
-        self.monkeypatch.setattr("django.db.transaction.on_commit", lambda t: t())
 
     def _set_session(self, key, value):
         session = self.client.session
@@ -4420,6 +4413,8 @@ class CheckoutTestCase(BaseCheckoutTestCase, TimemachineTestMixin, TestCase):
             assert len(djmail.outbox) == 1
             assert any(["Invoice_" in a[0] for a in djmail.outbox[0].attachments])
 
+
+class CheckoutTransactionTestCase(BaseCheckoutTestCase, TransactionTestCase):
     def test_order_confirmation_mail_invoice_sent_somewhere_else(self):
         self.event.settings.invoice_address_asked = True
         self.event.settings.invoice_address_required = True

src/tests/presale/test_event.py

@@ -36,6 +36,7 @@
 import datetime
 import re
 from decimal import Decimal
+from importlib import import_module
 from json import loads
 from zoneinfo import ZoneInfo
 
@@ -80,6 +81,34 @@ class EventMiddlewareTest(EventTestMixin, SoupTest):
         doc = self.get_doc('/%s/%s/' % (self.orga.slug, self.event.slug))
         self.assertIn(str(self.event.name), doc.find("h1").text)
 
+    def test_no_session_cookie_set_on_event_index_view(self):
+        resp = self.client.get('/%s/%s/' % (self.orga.slug, self.event.slug))
+        self.assertEqual(resp.status_code, 200)
+        assert settings.SESSION_COOKIE_NAME not in self.client.cookies
+
+    def test_no_cart_session_added_on_event_index_view(self):
+        # Make sure a session is present by doing a cart op on another event
+        event2 = Event.objects.create(
+            organizer=self.orga, name='30C3b', slug='30c3b',
+            date_from=datetime.datetime(now().year + 1, 12, 26, 14, 0, tzinfo=datetime.timezone.utc),
+            live=True,
+        )
+        self.client.post('/%s/%s/cart/add' % (self.orga.slug, event2.slug), {
+            'item_%d' % 1337: '1',  # item does not need to exist
+            'ajax': 1
+        })
+        assert settings.SESSION_COOKIE_NAME in self.client.cookies
+
+        # Visit shop, make sure no session is created
+        resp = self.client.get('/%s/%s/' % (self.orga.slug, self.event.slug))
+        self.assertEqual(resp.status_code, 200)
+
+        SessionStore = import_module(settings.SESSION_ENGINE).SessionStore
+        session = SessionStore(self.client.cookies[settings.SESSION_COOKIE_NAME].value).load()
+        assert set(session.keys()) == {
+            f"current_cart_event_{event2.pk}", "carts"
+        }
+
     def test_not_found(self):
         resp = self.client.get('/%s/%s/' % ('foo', 'bar'))
         self.assertEqual(resp.status_code, 404)
@@ -1133,6 +1162,65 @@ class WaitingListTest(EventTestMixin, SoupTest):
         assert wle.voucher is None
         assert wle.locale == 'en'
 
+    def test_initial_selection(self):
+        with scopes_disabled():
+            cat = ItemCategory.objects.create(event=self.event, name='Tickets')
+            self.item.category = cat
+            self.item.save()
+
+            item2 = Item.objects.create(
+                event=self.event, name='VIP ticket',
+                default_price=Decimal('25.00'),
+                active=True, category=cat,
+            )
+            self.q.items.add(item2)
+
+        response = self.client.get(
+            '/%s/%s/waitinglist/?item=%d' % (
+                self.orga.slug, self.event.slug, item2.pk
+            )
+        )
+        self.assertEqual(response.status_code, 200)
+        doc = BeautifulSoup(response.render().content, "lxml")
+
+        select = doc.find('select', {'name': 'itemvar'})
+        optgroup = select.find('optgroup')
+        self.assertIsNotNone(optgroup, 'Choices should be grouped by category')
+        self.assertEqual(optgroup['label'], 'Tickets')
+
+        selected = select.find_all('option', selected=True)
+        self.assertEqual(len(selected), 1, 'Exactly one option should be pre-selected')
+        self.assertEqual(selected[0]['value'], str(item2.pk))
+
+    def test_initial_selection_with_variation(self):
+        with scopes_disabled():
+            cat = ItemCategory.objects.create(event=self.event, name='Tickets')
+            self.item.category = cat
+            self.item.has_variations = True
+            self.item.save()
+
+            var1 = ItemVariation.objects.create(item=self.item, value='Standard')
+            var2 = ItemVariation.objects.create(item=self.item, value='Premium')
+            self.q.variations.add(var1, var2)
+
+        response = self.client.get(
+            '/%s/%s/waitinglist/?item=%d&var=%d' % (
+                self.orga.slug, self.event.slug,
+                self.item.pk, var2.pk,
+            )
+        )
+        self.assertEqual(response.status_code, 200)
+        doc = BeautifulSoup(response.render().content, "lxml")
+
+        select = doc.find('select', {'name': 'itemvar'})
+        optgroup = select.find('optgroup')
+        self.assertIsNotNone(optgroup, 'Choices should be grouped by category')
+        self.assertEqual(optgroup['label'], 'Tickets')
+
+        selected = select.find_all('option', selected=True)
+        self.assertEqual(len(selected), 1, 'Exactly one option should be pre-selected')
+        self.assertEqual(selected[0]['value'], '%d-%d' % (self.item.pk, var2.pk))
+
     def test_subevent_valid(self):
         with scopes_disabled():
             self.event.has_subevents = True