add client-side csv-file for answer options

Currently translated at 58.2% (2847 of 4888 strings)

Translation: pretix/pretix
Translate-URL: https://translate.pretix.eu/projects/pretix/pretix/el/

powered by weblate

.readthedocs.requirements.txt

@@ -1 +0,0 @@
--r doc/requirements.txt

.readthedocs.yaml

@@ -0,0 +1,15 @@
+version: 2
+sphinx:
+   configuration: doc/conf.py
+build:
+  os: ubuntu-22.04
+  tools:
+    python: "3.8"
+    nodejs: "16"
+  apt_packages:
+    - gettext
+python:
+  install:
+    - method: pip
+      path: ./src/
+    - requirements: doc/requirements.rtd.txt

doc/admin/config.rst

@@ -117,6 +117,9 @@ Example::
 ``loglevel``
     Set console and file log level (``DEBUG``, ``INFO``, ``WARNING``, ``ERROR`` or ``CRITICAL``). Defaults to ``INFO``.
 
+``request_id_header``
+    Specifies the name of a header that should be used for logging request IDs. Off by default.
+
 Locale settings
 ---------------
 

doc/api/resources/carts.rst

@@ -17,8 +17,8 @@ The cart position resource contains the following public fields:
 Field                                 Type                       Description
 ===================================== ========================== =======================================================
 id                                    integer                    Internal ID of the cart position
-cart_id                               string                     Identifier of the cart this belongs to. Needs to end
-                                                                 in "@api" for API-created positions.
+cart_id                               string                     Identifier of the cart this belongs to, needs to end
+                                                                 in "@api" for API-created positions
 datetime                              datetime                   Time of creation
 expires                               datetime                   The cart position will expire at this time and no longer block quota
 item                                  integer                    ID of the item
@@ -29,14 +29,15 @@ attendee_name_parts                   object of strings          Composition of
 attendee_email                        string                     Specified attendee email address for this position (or ``null``)
 voucher                               integer                    Internal ID of the voucher used for this position (or ``null``)
 addon_to                              integer                    Internal ID of the position this position is an add-on for (or ``null``)
-subevent                              integer                    ID of the date inside an event series this position belongs to (or ``null``).
+is_bundled                            boolean                    If ``addon_to`` is set, this shows whether this is a bundled product or an addon product
+subevent                              integer                    ID of the date inside an event series this position belongs to (or ``null``)
 answers                               list of objects            Answers to user-defined questions
 ├ question                            integer                    Internal ID of the answered question
 ├ answer                              string                     Text representation of the answer
 ├ question_identifier                 string                     The question's ``identifier`` field
 ├ options                             list of integers           Internal IDs of selected option(s)s (only for choice types)
 └ option_identifiers                  list of strings            The ``identifier`` fields of the selected option(s)s
-seat                                  objects                    The assigned seat. Can be ``null``.
+seat                                  objects                    The assigned seat (or ``null``)
 ├ id                                  integer                    Internal ID of the seat instance
 ├ name                                string                     Human-readable seat name
 └ seat_guid                           string                     Identifier of the seat within the seating plan
@@ -46,6 +47,10 @@ seat                                  objects                    The assigned se
 
    This ``seat`` attribute has been added.
 
+.. versionchanged:: 4.14
+
+   This ``is_bundled`` attribute has been added and the cart creation endpoints have been updated.
+
 
 Cart position endpoints
 -----------------------
@@ -87,6 +92,7 @@ Cart position endpoints
             "attendee_email": null,
             "voucher": null,
             "addon_to": null,
+            "is_bundled": false,
             "subevent": null,
             "datetime": "2018-06-11T10:00:00Z",
             "expires": "2018-06-11T10:00:00Z",
@@ -133,6 +139,7 @@ Cart position endpoints
         "attendee_email": null,
         "voucher": null,
         "addon_to": null,
+        "is_bundled": false,
         "subevent": null,
         "datetime": "2018-06-11T10:00:00Z",
         "expires": "2018-06-11T10:00:00Z",
@@ -168,7 +175,7 @@ Cart position endpoints
 
        * does not validate if the event's ticket sales are already over or haven't started
 
-       * does not support add-on products at the moment
+       * does not validate constraints on add-on products at the moment
 
        * does not check or calculate prices but believes any prices you send
 
@@ -176,6 +183,8 @@ Cart position endpoints
 
        * does not support file upload questions
 
+       Note that more validation might be added in the future, so please do not rely on missing validation.
+
    You can supply the following fields of the resource:
 
    * ``cart_id`` (optional, needs to end in ``@api``)
@@ -190,6 +199,8 @@ Cart position endpoints
    * ``includes_tax`` (optional, **deprecated**, do not use, will be removed)
    * ``sales_channel`` (optional)
    * ``voucher`` (optional, expect a voucher code)
+   * ``addons`` (optional, expect a list of nested objects of cart positions)
+   * ``bundled`` (optional, expect a list of nested objects of cart positions)
    * ``answers``
 
       * ``question``
@@ -221,6 +232,12 @@ Cart position endpoints
             "options": []
           }
         ],
+        "addons": [
+          {
+            "item": 2,
+            "variation": null,
+          }
+        ],
         "subevent": null
       }
 
@@ -232,7 +249,7 @@ Cart position endpoints
       Vary: Accept
       Content-Type: application/json
 
-      (Full cart position resource, see above.)
+      (Full cart position resource, see above, with additional nested objects "addons" and "bundled".)
 
    :param organizer: The ``slug`` field of the organizer of the event to create a position for
    :param event: The ``slug`` field of the event to create a position for
@@ -244,8 +261,8 @@ Cart position endpoints
 
 .. http:post:: /api/v1/organizers/(organizer)/events/(event)/cartpositions/bulk_create/
 
-   Creates multiple new cart position. This operation is deliberately not atomic, so each cart position can succeed
-   or fail individually, so the response code of the response is not the only thing to look at!
+   Creates multiple new cart position. **This operation is deliberately not atomic, so each cart position can succeed
+   or fail individually, so the response code of the response is not the only thing to look at!**
 
    .. warning:: This endpoint is considered **experimental**. It might change at any time without prior notice.
 

doc/api/resources/orders.rst

@@ -178,6 +178,7 @@ tax_rule                              integer                    The ID of the u
 secret                                string                     Secret code printed on the tickets for validation
 addon_to                              integer                    Internal ID of the position this position is an add-on for (or ``null``)
 subevent                              integer                    ID of the date inside an event series this position belongs to (or ``null``).
+discount                              integer                    ID of a discount that has been used during the creation of this position in some way (or ``null``).
 pseudonymization_id                   string                     A random ID, e.g. for use in lead scanning apps
 checkins                              list of objects            List of **successful** check-ins with this ticket
 ├ id                                  integer                    Internal ID of the check-in event
@@ -371,6 +372,7 @@ List of all orders
                 "secret": "z3fsn8jyufm5kpk768q69gkbyr5f4h6w",
                 "addon_to": null,
                 "subevent": null,
+                "discount": null,
                 "pseudonymization_id": "MQLJvANO3B",
                 "seat": null,
                 "checkins": [
@@ -546,6 +548,7 @@ Fetching individual orders
             "secret": "z3fsn8jyufm5kpk768q69gkbyr5f4h6w",
             "addon_to": null,
             "subevent": null,
+            "discount": null,
             "pseudonymization_id": "MQLJvANO3B",
             "seat": null,
             "checkins": [
@@ -1487,6 +1490,7 @@ List of all order positions
             "tax_rule": null,
             "tax_value": "0.00",
             "secret": "z3fsn8jyufm5kpk768q69gkbyr5f4h6w",
+            "discount": null,
             "pseudonymization_id": "MQLJvANO3B",
             "seat": null,
             "addon_to": null,
@@ -1597,6 +1601,7 @@ Fetching individual positions
         "secret": "z3fsn8jyufm5kpk768q69gkbyr5f4h6w",
         "addon_to": null,
         "subevent": null,
+        "discount": null,
         "pseudonymization_id": "MQLJvANO3B",
         "seat": null,
         "checkins": [
@@ -1925,7 +1930,7 @@ otherwise, such as splitting an order or changing fees.
 
    .. sourcecode:: http
 
-      POST /api/v1/organizers/bigevents/events/sampleconf/orders/ABC12/ HTTP/1.1
+      POST /api/v1/organizers/bigevents/events/sampleconf/orders/ABC12/change/ HTTP/1.1
       Host: pretix.eu
       Accept: application/json, text/javascript
       Content-Type: application/json

doc/api/resources/vouchers.rst

@@ -19,6 +19,8 @@ max_usages                            integer                    The maximum num
                                                                  redeemed (default: 1).
 redeemed                              integer                    The number of times this voucher already has been
                                                                  redeemed.
+min_usages                            integer                    The minimum number of times this voucher must be
+                                                                 redeemed on first usage (default: 1).
 valid_until                           datetime                   The voucher expiration date (or ``null``).
 block_quota                           boolean                    If ``true``, quota is blocked for this voucher.
 allow_ignore_quota                    boolean                    If ``true``, this voucher can be redeemed even if a

doc/development/api/exporter.rst

@@ -60,7 +60,13 @@ The exporter class
    .. py:attribute:: BaseExporter.event
 
       The default constructor sets this property to the event we are currently
-      working for.
+      working for. This will be ``None`` if the exporter is run for multiple
+      events.
+
+   .. py:attribute:: BaseExporter.events
+
+      The default constructor sets this property to the list of events to work
+      on, regardless of whether the exporter is called for one or multiple events.
 
    .. autoattribute:: identifier
 

doc/plugins/digital.rst

@@ -93,6 +93,7 @@ id                                    integer                    Internal conten
 title                                 multi-lingual string       The content title (required)
 content_type                          string                     The type of content, valid values are ``webinar``, ``video``, ``livestream``, ``link``, ``file``
 url                                   string                     The location of the digital content
+file                                  file                       A downloadable file. Either ``url`` or ``file`` must be ``null``.
 description                           multi-lingual string       A public description of the item. May contain Markdown
                                                                  syntax and is not required.
 available_from                        datetime                   The first date time at which this content will be shown
@@ -144,6 +145,7 @@ API Endpoints
             },
             "content_type": "link",
             "url": "https://www.youtube.com/watch?v=dQw4w9WgXcQ",
+            "file": null,
             "description": {
                 "en": "Watch our event live here on YouTube!"
             },
@@ -191,6 +193,7 @@ API Endpoints
         },
         "content_type": "link",
         "url": "https://www.youtube.com/watch?v=dQw4w9WgXcQ",
+        "file": null,
         "description": {
             "en": "Watch our event live here on YouTube!"
         },
@@ -229,6 +232,7 @@ API Endpoints
         },
         "content_type": "link",
         "url": "https://www.youtube.com/watch?v=dQw4w9WgXcQ",
+        "file": null,
         "description": {
             "en": "Watch our event live here on YouTube!"
         },
@@ -255,6 +259,7 @@ API Endpoints
         },
         "content_type": "link",
         "url": "https://www.youtube.com/watch?v=dQw4w9WgXcQ",
+        "file": null,
         "description": {
             "en": "Watch our event live here on YouTube!"
         },
@@ -309,6 +314,7 @@ API Endpoints
         },
         "content_type": "link",
         "url": "https://mywebsite.com",
+        "file": null,
         "description": {
             "en": "Watch our event live here on YouTube!"
         },

doc/requirements.rtd.txt

@@ -0,0 +1,10 @@
+sphinx==2.3.*
+jinja2==3.0.*
+sphinx-rtd-theme
+sphinxcontrib-httpdomain
+sphinxcontrib-images
+sphinxcontrib-spelling==4.*
+sphinxemoji
+pygments-markdown-lexer
+# See https://github.com/rfk/pyenchant/pull/130
+git+https://github.com/raphaelm/pyenchant.git@patch-1#egg=pyenchant

readthedocs.yml

@@ -1,6 +0,0 @@
-
-build:
-  image: latest
-
-python:
-  version: 3.6

src/pretix/__init__.py

@@ -19,4 +19,4 @@
 # 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/>.
 #
-__version__ = "4.13.0.dev0"
+__version__ = "4.15.0.dev0"

src/pretix/api/auth/devicesecurity.py

@@ -46,6 +46,7 @@ class PretixScanSecurityProfile(AllowListSecurityProfile):
         ('GET', 'api-v1:version'),
         ('GET', 'api-v1:device.eventselection'),
         ('GET', 'api-v1:idempotency.query'),
+        ('GET', 'api-v1:device.info'),
         ('POST', 'api-v1:device.update'),
         ('POST', 'api-v1:device.revoke'),
         ('POST', 'api-v1:device.roll'),
@@ -80,6 +81,7 @@ class PretixScanNoSyncNoSearchSecurityProfile(AllowListSecurityProfile):
         ('GET', 'api-v1:version'),
         ('GET', 'api-v1:device.eventselection'),
         ('GET', 'api-v1:idempotency.query'),
+        ('GET', 'api-v1:device.info'),
         ('POST', 'api-v1:device.update'),
         ('POST', 'api-v1:device.revoke'),
         ('POST', 'api-v1:device.roll'),
@@ -112,6 +114,7 @@ class PretixScanNoSyncSecurityProfile(AllowListSecurityProfile):
         ('GET', 'api-v1:version'),
         ('GET', 'api-v1:device.eventselection'),
         ('GET', 'api-v1:idempotency.query'),
+        ('GET', 'api-v1:device.info'),
         ('POST', 'api-v1:device.update'),
         ('POST', 'api-v1:device.revoke'),
         ('POST', 'api-v1:device.roll'),
@@ -145,6 +148,7 @@ class PretixPosSecurityProfile(AllowListSecurityProfile):
         ('GET', 'api-v1:version'),
         ('GET', 'api-v1:device.eventselection'),
         ('GET', 'api-v1:idempotency.query'),
+        ('GET', 'api-v1:device.info'),
         ('POST', 'api-v1:device.update'),
         ('POST', 'api-v1:device.revoke'),
         ('POST', 'api-v1:device.roll'),
@@ -192,6 +196,7 @@ class PretixPosSecurityProfile(AllowListSecurityProfile):
         ('POST', 'plugins:pretix_posbackend:posdebuglogentry-bulk-create'),
         ('GET', 'plugins:pretix_posbackend:poscashier-list'),
         ('POST', 'plugins:pretix_posbackend:stripeterminal.token'),
+        ('POST', 'plugins:pretix_posbackend:stripeterminal.paymentintent'),
         ('PUT', 'plugins:pretix_posbackend:file.upload'),
         ('GET', 'api-v1:revokedsecrets-list'),
         ('GET', 'api-v1:event.settings'),

src/pretix/api/exception.py

@@ -19,11 +19,17 @@
 # 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 logging
+
+import ujson
+from rest_framework import exceptions
 from rest_framework.response import Response
 from rest_framework.views import exception_handler, status
 
 from pretix.base.services.locking import LockTimeoutException
 
+logger = logging.getLogger(__name__)
+
 
 def custom_exception_handler(exc, context):
     response = exception_handler(exc, context)
@@ -37,4 +43,7 @@ def custom_exception_handler(exc, context):
             }
         )
 
+    if isinstance(exc, exceptions.APIException):
+        logger.info(f'API Exception [{exc.status_code}]: {ujson.dumps(exc.detail)}')
+
     return response

src/pretix/api/serializers/cart.py

@@ -23,8 +23,7 @@ import os
 from datetime import timedelta
 
 from django.core.files import File
-from django.db.models import Q
-from django.utils.crypto import get_random_string
+from django.db.models import prefetch_related_objects
 from django.utils.timezone import now
 from django.utils.translation import gettext_lazy
 from rest_framework import serializers
@@ -34,7 +33,7 @@ from pretix.api.serializers.i18n import I18nAwareModelSerializer
 from pretix.api.serializers.order import (
     AnswerCreateSerializer, AnswerSerializer, InlineSeatSerializer,
 )
-from pretix.base.models import Quota, Seat, Voucher
+from pretix.base.models import Seat, Voucher
 from pretix.base.models.orders import CartPosition
 
 
@@ -52,148 +51,18 @@ class CartPositionSerializer(I18nAwareModelSerializer):
         model = CartPosition
         fields = ('id', 'cart_id', 'item', 'variation', 'price', 'attendee_name', 'attendee_name_parts',
                   'attendee_email', 'voucher', 'addon_to', 'subevent', 'datetime', 'expires', 'includes_tax',
-                  'answers', 'seat')
+                  'answers', 'seat', 'is_bundled')
 
 
-class CartPositionCreateSerializer(I18nAwareModelSerializer):
+class BaseCartPositionCreateSerializer(I18nAwareModelSerializer):
     answers = AnswerCreateSerializer(many=True, required=False)
-    expires = serializers.DateTimeField(required=False)
     attendee_name = serializers.CharField(required=False, allow_null=True)
-    seat = serializers.CharField(required=False, allow_null=True)
-    sales_channel = serializers.CharField(required=False, default='sales_channel')
     includes_tax = serializers.BooleanField(required=False, allow_null=True)
-    voucher = serializers.CharField(required=False, allow_null=True)
 
     class Meta:
         model = CartPosition
-        fields = ('cart_id', 'item', 'variation', 'price', 'attendee_name', 'attendee_name_parts', 'attendee_email',
-                  'subevent', 'expires', 'includes_tax', 'answers', 'seat', 'sales_channel', 'voucher')
-
-    def create(self, validated_data):
-        answers_data = validated_data.pop('answers')
-        if not validated_data.get('cart_id'):
-            cid = "{}@api".format(get_random_string(48))
-            while CartPosition.objects.filter(cart_id=cid).exists():
-                cid = "{}@api".format(get_random_string(48))
-            validated_data['cart_id'] = cid
-
-        if not validated_data.get('expires'):
-            validated_data['expires'] = now() + timedelta(
-                minutes=self.context['event'].settings.get('reservation_time', as_type=int)
-            )
-
-        new_quotas = (validated_data.get('variation').quotas.filter(subevent=validated_data.get('subevent'))
-                      if validated_data.get('variation')
-                      else validated_data.get('item').quotas.filter(subevent=validated_data.get('subevent')))
-        if len(new_quotas) == 0:
-            raise ValidationError(
-                gettext_lazy('The product "{}" is not assigned to a quota.').format(
-                    str(validated_data.get('item'))
-                )
-            )
-        for quota in new_quotas:
-            avail = quota.availability(_cache=self.context['quota_cache'])
-            if avail[0] != Quota.AVAILABILITY_OK or (avail[1] is not None and avail[1] < 1):
-                raise ValidationError(
-                    gettext_lazy('There is not enough quota available on quota "{}" to perform '
-                                 'the operation.').format(
-                        quota.name
-                    )
-                )
-
-        for quota in new_quotas:
-            oldsize = self.context['quota_cache'][quota.pk][1]
-            newsize = oldsize - 1 if oldsize is not None else None
-            self.context['quota_cache'][quota.pk] = (
-                Quota.AVAILABILITY_OK if newsize is None or newsize > 0 else Quota.AVAILABILITY_GONE,
-                newsize
-            )
-
-        attendee_name = validated_data.pop('attendee_name', '')
-        if attendee_name and not validated_data.get('attendee_name_parts'):
-            validated_data['attendee_name_parts'] = {
-                '_legacy': attendee_name
-            }
-
-        seated = validated_data.get('item').seat_category_mappings.filter(subevent=validated_data.get('subevent')).exists()
-        if validated_data.get('seat'):
-            if not seated:
-                raise ValidationError('The specified product does not allow to choose a seat.')
-            try:
-                seat = self.context['event'].seats.get(seat_guid=validated_data['seat'], subevent=validated_data.get('subevent'))
-            except Seat.DoesNotExist:
-                raise ValidationError('The specified seat does not exist.')
-            except Seat.MultipleObjectsReturned:
-                raise ValidationError('The specified seat ID is not unique.')
-            else:
-                validated_data['seat'] = seat
-        elif seated:
-            raise ValidationError('The specified product requires to choose a seat.')
-
-        if validated_data.get('voucher'):
-            try:
-                voucher = self.context['event'].vouchers.get(code__iexact=validated_data.get('voucher'))
-            except Voucher.DoesNotExist:
-                raise ValidationError('The specified voucher does not exist.')
-
-            if voucher and not voucher.applies_to(validated_data.get('item'), validated_data.get('variation')):
-                raise ValidationError('The specified voucher is not valid for the given item and variation.')
-
-            if voucher and voucher.seat and voucher.seat != validated_data.get('seat'):
-                raise ValidationError('The specified voucher is not valid for this seat.')
-
-            if voucher and voucher.subevent_id and (not validated_data.get('subevent') or voucher.subevent_id != validated_data['subevent'].pk):
-                raise ValidationError('The specified voucher is not valid for this subevent.')
-
-            if voucher.valid_until is not None and voucher.valid_until < now():
-                raise ValidationError('The specified voucher is expired.')
-
-            redeemed_in_carts = CartPosition.objects.filter(
-                Q(voucher=voucher) & Q(event=self.context['event']) & Q(expires__gte=now())
-            )
-            cart_count = redeemed_in_carts.count()
-            v_avail = voucher.max_usages - voucher.redeemed - cart_count
-            if v_avail < 1:
-                raise ValidationError('The specified voucher has already been used the maximum number of times.')
-
-            validated_data['voucher'] = voucher
-
-        if validated_data.get('seat'):
-            if not validated_data['seat'].is_available(
-                sales_channel=validated_data.get('sales_channel', 'web'),
-                distance_ignore_cart_id=validated_data['cart_id'],
-                ignore_voucher_id=validated_data['voucher'].pk if validated_data.get('voucher') else None,
-            ):
-                raise ValidationError(
-                    gettext_lazy('The selected seat "{seat}" is not available.').format(seat=validated_data['seat'].name))
-
-        validated_data.pop('sales_channel')
-        # todo: does this make sense?
-        validated_data['custom_price_input'] = validated_data['price']
-        # todo: listed price, etc?
-        # currently does not matter because there is no way to transform an API cart position into an order that keeps
-        # prices, cart positions are just quota/voucher placeholders
-        validated_data['custom_price_input_is_net'] = not validated_data.pop('includes_tax', True)
-        cp = CartPosition.objects.create(event=self.context['event'], **validated_data)
-
-        for answ_data in answers_data:
-            options = answ_data.pop('options')
-            if isinstance(answ_data['answer'], File):
-                an = answ_data.pop('answer')
-                answ = cp.answers.create(**answ_data, answer='')
-                answ.file.save(os.path.basename(an.name), an, save=False)
-                answ.answer = 'file://' + answ.file.name
-                answ.save()
-                an.close()
-            else:
-                answ = cp.answers.create(**answ_data)
-                answ.options.add(*options)
-        return cp
-
-    def validate_cart_id(self, cid):
-        if cid and not cid.endswith('@api'):
-            raise ValidationError('Cart ID should end in @api or be empty.')
-        return cid
+        fields = ('item', 'variation', 'price', 'attendee_name', 'attendee_name_parts', 'attendee_email',
+                  'subevent', 'includes_tax', 'answers')
 
     def validate_item(self, item):
         if item.event != self.context['event']:
@@ -240,4 +109,180 @@ class CartPositionCreateSerializer(I18nAwareModelSerializer):
             raise ValidationError(
                 {'attendee_name': ['Do not specify attendee_name if you specified attendee_name_parts.']}
             )
+
+        if not data.get('expires'):
+            data['expires'] = now() + timedelta(
+                minutes=self.context['event'].settings.get('reservation_time', as_type=int)
+            )
+
+        quotas_for_item_cache = self.context.get('quotas_for_item_cache', {})
+        quotas_for_variation_cache = self.context.get('quotas_for_variation_cache', {})
+
+        seated = data.get('item').seat_category_mappings.filter(subevent=data.get('subevent')).exists()
+        if data.get('seat'):
+            if not seated:
+                raise ValidationError({'seat': ['The specified product does not allow to choose a seat.']})
+            try:
+                seat = self.context['event'].seats.get(seat_guid=data['seat'], subevent=data.get('subevent'))
+            except Seat.DoesNotExist:
+                raise ValidationError({'seat': ['The specified seat does not exist.']})
+            except Seat.MultipleObjectsReturned:
+                raise ValidationError({'seat': ['The specified seat ID is not unique.']})
+            else:
+                data['seat'] = seat
+        elif seated:
+            raise ValidationError({'seat': ['The specified product requires to choose a seat.']})
+
+        if data.get('voucher'):
+            try:
+                voucher = self.context['event'].vouchers.get(code__iexact=data['voucher'])
+            except Voucher.DoesNotExist:
+                raise ValidationError({'voucher': ['The specified voucher does not exist.']})
+
+            if voucher and not voucher.applies_to(data['item'], data.get('variation')):
+                raise ValidationError({'voucher': ['The specified voucher is not valid for the given item and variation.']})
+
+            if voucher and voucher.seat and voucher.seat != data.get('seat'):
+                raise ValidationError({'voucher': ['The specified voucher is not valid for this seat.']})
+
+            if voucher and voucher.subevent_id and (not data.get('subevent') or voucher.subevent_id != data['subevent'].pk):
+                raise ValidationError({'voucher': ['The specified voucher is not valid for this subevent.']})
+
+            if voucher.valid_until is not None and voucher.valid_until < now():
+                raise ValidationError({'voucher': ['The specified voucher is expired.']})
+
+            data['voucher'] = voucher
+
+        if not data.get('voucher') or (not data['voucher'].allow_ignore_quota and not data['voucher'].block_quota):
+            if data.get('variation'):
+                if data['variation'].pk not in quotas_for_variation_cache:
+                    quotas_for_variation_cache[data['variation'].pk] = data['variation'].quotas.filter(subevent=data.get('subevent'))
+                data['_quotas'] = quotas_for_variation_cache[data['variation'].pk]
+            else:
+                if data['item'].pk not in quotas_for_item_cache:
+                    quotas_for_item_cache[data['item'].pk] = data['item'].quotas.filter(subevent=data.get('subevent'))
+                data['_quotas'] = quotas_for_item_cache[data['item'].pk]
+
+            if len(data['_quotas']) == 0:
+                raise ValidationError(
+                    gettext_lazy('The product "{}" is not assigned to a quota.').format(
+                        str(data.get('item'))
+                    )
+                )
+        else:
+            data['_quotas'] = []
+
+        return data
+
+    def create(self, validated_data):
+        validated_data.pop('_quotas')
+        answers_data = validated_data.pop('answers')
+
+        attendee_name = validated_data.pop('attendee_name', '')
+        if attendee_name and not validated_data.get('attendee_name_parts'):
+            validated_data['attendee_name_parts'] = {
+                '_legacy': attendee_name
+            }
+
+        # todo: does this make sense?
+        validated_data['custom_price_input'] = validated_data['price']
+        # todo: listed price, etc?
+        # currently does not matter because there is no way to transform an API cart position into an order that keeps
+        # prices, cart positions are just quota/voucher placeholders
+        validated_data['custom_price_input_is_net'] = not validated_data.pop('includes_tax', True)
+        cp = CartPosition.objects.create(event=self.context['event'], **validated_data)
+
+        for answ_data in answers_data:
+            options = answ_data.pop('options')
+            if isinstance(answ_data['answer'], File):
+                an = answ_data.pop('answer')
+                answ = cp.answers.create(**answ_data, answer='')
+                answ.file.save(os.path.basename(an.name), an, save=False)
+                answ.answer = 'file://' + answ.file.name
+                answ.save()
+                an.close()
+            else:
+                answ = cp.answers.create(**answ_data)
+                answ.options.add(*options)
+        return cp
+
+
+class CartPositionCreateSerializer(BaseCartPositionCreateSerializer):
+    expires = serializers.DateTimeField(required=False)
+    addons = BaseCartPositionCreateSerializer(many=True, required=False)
+    bundled = BaseCartPositionCreateSerializer(many=True, required=False)
+    seat = serializers.CharField(required=False, allow_null=True)
+    sales_channel = serializers.CharField(required=False, default='sales_channel')
+    voucher = serializers.CharField(required=False, allow_null=True)
+
+    class Meta:
+        model = CartPosition
+        fields = BaseCartPositionCreateSerializer.Meta.fields + (
+            'cart_id', 'expires', 'addons', 'bundled', 'seat', 'sales_channel', 'voucher'
+        )
+
+    def validate_cart_id(self, cid):
+        if cid and not cid.endswith('@api'):
+            raise ValidationError('Cart ID should end in @api or be empty.')
+        return cid
+
+    def create(self, validated_data):
+        validated_data.pop('sales_channel')
+        addons_data = validated_data.pop('addons', None)
+        bundled_data = validated_data.pop('bundled', None)
+
+        cp = super().create(validated_data)
+
+        if addons_data:
+            for addon_data in addons_data:
+                addon_data['addon_to'] = cp
+                addon_data['is_bundled'] = False
+                addon_data['cart_id'] = cp.cart_id
+                super().create(addon_data)
+
+        if bundled_data:
+            for bundle_data in bundled_data:
+                bundle_data['addon_to'] = cp
+                bundle_data['is_bundled'] = True
+                bundle_data['cart_id'] = cp.cart_id
+                super().create(bundle_data)
+
+        return cp
+
+    def validate(self, data):
+        data = super().validate(data)
+
+        # This is currently only a very basic validation of add-ons and bundled products, we don't validate their number
+        # or price. We can always go stricter, as the endpoint is documented as experimental.
+        # However, this serializer should always be *at least* as strict as the order creation serializer.
+
+        if data.get('item') and data.get('addons'):
+            prefetch_related_objects([data['item']], 'addons')
+            for sub_data in data['addons']:
+                if not any(a.addon_category_id == sub_data['item'].category_id for a in data['item'].addons.all()):
+                    raise ValidationError({
+                        'addons': [
+                            'The product "{prod}" can not be used as an add-on product for "{main}".'.format(
+                                prod=str(sub_data['item']),
+                                main=str(data['item']),
+                            )
+                        ]
+                    })
+
+        if data.get('item') and data.get('bundled'):
+            prefetch_related_objects([data['item']], 'bundles')
+            for sub_data in data['bundled']:
+                if not any(
+                    a.bundled_item_id == sub_data['item'].pk and
+                    a.bundled_variation_id == (sub_data['variation'].pk if sub_data.get('variation') else None)
+                    for a in data['item'].bundles.all()
+                ):
+                    raise ValidationError({
+                        'bundled': [
+                            'The product "{prod}" can not be used as an bundled product for "{main}".'.format(
+                                prod=str(sub_data['item']),
+                                main=str(data['item']),
+                            )
+                        ]
+                    })
         return data

src/pretix/api/serializers/event.py

@@ -411,7 +411,8 @@ class CloneEventSerializer(EventSerializer):
         has_subevents = validated_data.pop('has_subevents', None)
         tz = validated_data.pop('timezone', None)
         sales_channels = validated_data.pop('sales_channels', None)
-        new_event = super().create(validated_data)
+        date_admission = validated_data.pop('date_admission', None)
+        new_event = super().create({**validated_data, 'plugins': None})
 
         event = Event.objects.filter(slug=self.context['event'], organizer=self.context['organizer'].pk).first()
         new_event.copy_data_from(event)
@@ -426,6 +427,10 @@ class CloneEventSerializer(EventSerializer):
             new_event.sales_channels = sales_channels
         if has_subevents is not None:
             new_event.has_subevents = has_subevents
+        if has_subevents is not None:
+            new_event.has_subevents = has_subevents
+        if date_admission is not None:
+            new_event.date_admission = date_admission
         new_event.save()
         if tz:
             new_event.settings.timezone = tz
@@ -755,6 +760,9 @@ class EventSettingsSerializer(SettingsSerializer):
         'invoice_logo_image',
         'cancel_allow_user',
         'cancel_allow_user_until',
+        'cancel_allow_user_unpaid_keep',
+        'cancel_allow_user_unpaid_keep_fees',
+        'cancel_allow_user_unpaid_keep_percentage',
         'cancel_allow_user_paid',
         'cancel_allow_user_paid_until',
         'cancel_allow_user_paid_keep',

src/pretix/api/serializers/exporters.py

@@ -23,6 +23,8 @@ from django import forms
 from django.http import QueryDict
 from rest_framework import serializers
 
+from pretix.base.exporter import OrganizerLevelExportMixin
+
 
 class FormFieldWrapperField(serializers.Field):
     def __init__(self, *args, **kwargs):
@@ -49,7 +51,6 @@ simple_mappings = (
     (forms.EmailField, serializers.EmailField, ()),
     (forms.UUIDField, serializers.UUIDField, ()),
     (forms.URLField, serializers.URLField, ()),
-    (forms.NullBooleanField, serializers.NullBooleanField, ()),
     (forms.BooleanField, serializers.BooleanField, ()),
 )
 
@@ -87,7 +88,7 @@ class JobRunSerializer(serializers.Serializer):
         ex = kwargs.pop('exporter')
         events = kwargs.pop('events', None)
         super().__init__(*args, **kwargs)
-        if events is not None:
+        if events is not None and not isinstance(ex, OrganizerLevelExportMixin):
             self.fields["events"] = serializers.SlugRelatedField(
                 queryset=events,
                 required=True,
@@ -106,6 +107,12 @@ class JobRunSerializer(serializers.Serializer):
                     )
                     break
 
+            if isinstance(v, forms.NullBooleanField):
+                self.fields[k] = serializers.BooleanField(
+                    required=v.required,
+                    allow_null=True,
+                    validators=v.validators,
+                )
             if isinstance(v, forms.ModelMultipleChoiceField):
                 self.fields[k] = PrimaryKeyRelatedField(
                     queryset=v.queryset,

src/pretix/api/serializers/item.py

@@ -184,6 +184,8 @@ class ItemSerializer(I18nAwareModelSerializer):
 
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
+        self.fields['default_price'].allow_null = False
+        self.fields['default_price'].required = True
         if not self.read_only:
             self.fields['require_membership_types'].queryset = self.context['event'].organizer.membership_types.all()
             self.fields['grant_membership_type'].queryset = self.context['event'].organizer.membership_types.all()

src/pretix/api/serializers/order.py

@@ -410,13 +410,13 @@ class OrderPositionSerializer(I18nAwareModelSerializer):
     class Meta:
         model = OrderPosition
         fields = ('id', 'order', 'positionid', 'item', 'variation', 'price', 'attendee_name', 'attendee_name_parts',
-                  'company', 'street', 'zipcode', 'city', 'country', 'state',
+                  'company', 'street', 'zipcode', 'city', 'country', 'state', 'discount',
                   'attendee_email', 'voucher', 'tax_rate', 'tax_value', 'secret', 'addon_to', 'subevent', 'checkins',
                   'downloads', 'answers', 'tax_rule', 'pseudonymization_id', 'pdf_data', 'seat', 'canceled')
         read_only_fields = (
             'id', 'order', 'positionid', 'item', 'variation', 'price', 'voucher', 'tax_rate', 'tax_value', 'secret',
             'addon_to', 'subevent', 'checkins', 'downloads', 'answers', 'tax_rule', 'pseudonymization_id', 'pdf_data',
-            'seat', 'canceled'
+            'seat', 'canceled', 'discount',
         )
 
     def __init__(self, *args, **kwargs):
@@ -721,7 +721,7 @@ class OrderPositionCreateSerializer(I18nAwareModelSerializer):
     class Meta:
         model = OrderPosition
         fields = ('positionid', 'item', 'variation', 'price', 'attendee_name', 'attendee_name_parts', 'attendee_email',
-                  'company', 'street', 'zipcode', 'city', 'country', 'state',
+                  'company', 'street', 'zipcode', 'city', 'country', 'state', 'is_bundled',
                   'secret', 'addon_to', 'subevent', 'answers', 'seat', 'voucher')
 
     def __init__(self, *args, **kwargs):
@@ -1086,6 +1086,10 @@ class OrderCreateSerializer(I18nAwareModelSerializer):
 
                 seated = pos_data.get('item').seat_category_mappings.filter(subevent=pos_data.get('subevent')).exists()
                 if pos_data.get('seat'):
+                    if pos_data.get('addon_to'):
+                        errs[i]['seat'] = ['Seats are currently not supported for add-on products.']
+                        continue
+
                     if not seated:
                         errs[i]['seat'] = ['The specified product does not allow to choose a seat.']
                     try:
@@ -1281,6 +1285,9 @@ class OrderCreateSerializer(I18nAwareModelSerializer):
 
             if not simulate:
                 for cp in delete_cps:
+                    if cp.addon_to_id:
+                        continue
+                    cp.addons.all().delete()
                     cp.delete()
 
         order.total = sum([p.price for p in pos_map.values()])

src/pretix/api/serializers/voucher.py

@@ -61,7 +61,7 @@ class VoucherSerializer(I18nAwareModelSerializer):
 
     class Meta:
         model = Voucher
-        fields = ('id', 'code', 'max_usages', 'redeemed', 'valid_until', 'block_quota',
+        fields = ('id', 'code', 'max_usages', 'redeemed', 'min_usages', 'valid_until', 'block_quota',
                   'allow_ignore_quota', 'price_mode', 'value', 'item', 'variation', 'quota',
                   'tag', 'comment', 'subevent', 'show_hidden_items', 'seat')
         read_only_fields = ('id', 'redeemed')

src/pretix/api/views/cart.py

@@ -19,19 +19,28 @@
 # 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 collections import Counter
+from typing import List
+
 from django.db import transaction
+from django.utils.crypto import get_random_string
+from django.utils.functional import cached_property
+from django.utils.translation import gettext as _
 from rest_framework import status, viewsets
 from rest_framework.decorators import action
 from rest_framework.exceptions import ValidationError
 from rest_framework.filters import OrderingFilter
 from rest_framework.mixins import CreateModelMixin, DestroyModelMixin
 from rest_framework.response import Response
-from rest_framework.settings import api_settings
+from rest_framework.serializers import as_serializer_error
 
 from pretix.api.serializers.cart import (
     CartPositionCreateSerializer, CartPositionSerializer,
 )
 from pretix.base.models import CartPosition
+from pretix.base.services.cart import (
+    _get_quota_availability, _get_voucher_availability, error_messages,
+)
 from pretix.base.services.locking import NoLockManager
 
 
@@ -54,18 +63,17 @@ class CartPositionViewSet(CreateModelMixin, DestroyModelMixin, viewsets.ReadOnly
     def get_serializer_context(self):
         ctx = super().get_serializer_context()
         ctx['event'] = self.request.event
-        ctx['quota_cache'] = {}
+        ctx['quotas_for_item_cache'] = {}
+        ctx['quotas_for_variation_cache'] = {}
         return ctx
 
     def create(self, request, *args, **kwargs):
-        serializer = CartPositionCreateSerializer(data=request.data, context=self.get_serializer_context())
+        ctx = self.get_serializer_context()
+        serializer = CartPositionCreateSerializer(data=request.data, context=ctx)
         serializer.is_valid(raise_exception=True)
-        with transaction.atomic(), self.request.event.lock():
-            self.perform_create(serializer)
-        cp = serializer.instance
-        serializer = CartPositionSerializer(cp, context=serializer.context)
+        results = self._create(serializers=[serializer], raise_exception=True, ctx=ctx)
         headers = self.get_success_headers(serializer.data)
-        return Response(serializer.data, status=status.HTTP_201_CREATED, headers=headers)
+        return Response(results[0]['data'], status=status.HTTP_201_CREATED, headers=headers)
 
     @action(detail=False, methods=['POST'])
     def bulk_create(self, request, *args, **kwargs):
@@ -73,42 +81,163 @@ class CartPositionViewSet(CreateModelMixin, DestroyModelMixin, viewsets.ReadOnly
             return Response({"error": "Please supply a list"}, status=status.HTTP_400_BAD_REQUEST)
 
         ctx = self.get_serializer_context()
-        with transaction.atomic():
-            serializers = [
-                CartPositionCreateSerializer(data=d, context=ctx)
-                for d in request.data
-            ]
-
-            lockfn = self.request.event.lock
-            if not any(s.is_valid(raise_exception=False) for s in serializers):
-                lockfn = NoLockManager
-
-            results = []
-            with lockfn():
-                for s in serializers:
-                    if s.is_valid(raise_exception=False):
-                        try:
-                            cp = s.save()
-                        except ValidationError as e:
-                            results.append({
-                                'success': False,
-                                'data': None,
-                                'errors': {api_settings.NON_FIELD_ERRORS_KEY: e.detail},
-                            })
-                        else:
-                            results.append({
-                                'success': True,
-                                'data': CartPositionSerializer(cp, context=ctx).data,
-                                'errors': None,
-                            })
-                    else:
-                        results.append({
-                            'success': False,
-                            'data': None,
-                            'errors': s.errors,
-                        })
+        serializers = [
+            CartPositionCreateSerializer(data=d, context=ctx)
+            for d in request.data
+        ]
 
+        results = self._create(serializers=serializers, raise_exception=False, ctx=ctx)
         return Response({'results': results}, status=status.HTTP_200_OK)
 
     def perform_create(self, serializer):
-        serializer.save()
+        raise NotImplementedError()
+
+    @transaction.atomic()
+    def perform_destroy(self, instance):
+        instance.addons.all().delete()
+        instance.delete()
+
+    def _require_locking(self, quota_diff, voucher_use_diff, seat_diff):
+        if voucher_use_diff or seat_diff:
+            # If any vouchers or seats are used, we lock to make sure we don't redeem them to often
+            return True
+
+        if quota_diff and any(q.size is not None for q in quota_diff):
+            # If any quotas are affected that are not unlimited, we lock
+            return True
+
+        return False
+
+    @cached_property
+    def _create_default_cart_id(self):
+        cid = "{}@api".format(get_random_string(48))
+        while CartPosition.objects.filter(cart_id=cid).exists():
+            cid = "{}@api".format(get_random_string(48))
+        return cid
+
+    def _create(self, serializers: List[CartPositionCreateSerializer], ctx, raise_exception=False):
+        voucher_use_diff = Counter()
+        quota_diff = Counter()
+        seat_diff = Counter()
+        results = [{} for pserializer in serializers]
+
+        for i, pserializer in enumerate(serializers):
+            if not pserializer.is_valid(raise_exception=raise_exception):
+                results[i] = {
+                    'success': False,
+                    'data': None,
+                    'errors': pserializer.errors,
+                }
+
+        for pserializer in serializers:
+            if pserializer.errors:
+                continue
+
+            validated_data = pserializer.validated_data
+            if not validated_data.get('cart_id'):
+                validated_data['cart_id'] = self._create_default_cart_id
+
+            if validated_data.get('voucher'):
+                voucher_use_diff[validated_data['voucher']] += 1
+
+            if validated_data.get('seat'):
+                seat_diff[validated_data['seat']] += 1
+
+            for q in validated_data['_quotas']:
+                quota_diff[q] += 1
+            for sub_data in validated_data.get('addons', []) + validated_data.get('bundled', []):
+                for q in sub_data['_quotas']:
+                    quota_diff[q] += 1
+
+        seats_seen = set()
+
+        lockfn = NoLockManager
+        if self._require_locking(quota_diff, voucher_use_diff, seat_diff):
+            lockfn = self.request.event.lock
+
+        with lockfn() as now_dt, transaction.atomic():
+            vouchers_ok, vouchers_depend_on_cart = _get_voucher_availability(
+                self.request.event,
+                voucher_use_diff,
+                now_dt,
+                exclude_position_ids=[],
+            )
+            quotas_ok = _get_quota_availability(quota_diff, now_dt)
+
+            for i, pserializer in enumerate(serializers):
+                if results[i]:
+                    continue
+
+                try:
+                    validated_data = pserializer.validated_data
+
+                    if validated_data.get('seat'):
+                        # Assumption: Add-ons currently can't have seats
+                        if validated_data['seat'] in seats_seen:
+                            raise ValidationError(error_messages['seat_multiple'])
+                        seats_seen.add(validated_data['seat'])
+
+                    quotas_needed = Counter()
+                    for q in validated_data['_quotas']:
+                        quotas_needed[q] += 1
+                    for sub_data in validated_data.get('addons', []) + validated_data.get('bundled', []):
+                        for q in sub_data['_quotas']:
+                            quotas_needed[q] += 1
+
+                    for q, needed in quotas_needed.items():
+                        if quotas_ok[q] < needed:
+                            raise ValidationError(
+                                _('There is not enough quota available on quota "{}" to perform the operation.').format(
+                                    q.name
+                                )
+                            )
+
+                    if validated_data.get('voucher'):
+                        # Assumption: Add-ons currently can't have vouchers, thus we only need to check the main voucher
+                        if vouchers_ok[validated_data['voucher']] < 1:
+                            raise ValidationError(
+                                {'voucher': [_('The specified voucher has already been used the maximum number of times.')]}
+                            )
+
+                    if validated_data.get('seat'):
+                        # Assumption: Add-ons currently can't have seats, thus we only need to check the main product
+                        if not validated_data['seat'].is_available(
+                            sales_channel=validated_data.get('sales_channel', 'web'),
+                            distance_ignore_cart_id=validated_data['cart_id'],
+                            ignore_voucher_id=validated_data['voucher'].pk if validated_data.get('voucher') else None,
+                        ):
+                            raise ValidationError(
+                                {'seat': [_('The selected seat "{seat}" is not available.').format(seat=validated_data['seat'].name)]}
+                            )
+
+                    for q, needed in quotas_needed.items():
+                        quotas_ok[q] -= needed
+                    if validated_data.get('voucher'):
+                        vouchers_ok[validated_data['voucher']] -= 1
+
+                    if any(qa < 0 for qa in quotas_ok.values()):
+                        # Safeguard, should never happen because of conditions above
+                        raise ValidationError(error_messages['unavailable'])
+
+                    cp = pserializer.create(validated_data)
+
+                    d = CartPositionSerializer(cp, context=ctx).data
+                    addons = sorted(cp.addons.all(), key=lambda a: a.pk)  # order of creation, safe since they are created in the same transaction
+                    d['addons'] = CartPositionSerializer([a for a in addons if not a.is_bundled], many=True, context=ctx).data
+                    d['bundled'] = CartPositionSerializer([a for a in addons if a.is_bundled], many=True, context=ctx).data
+
+                    results[i] = {
+                        'success': True,
+                        'data': d,
+                        'errors': None,
+                    }
+                except ValidationError as e:
+                    if raise_exception:
+                        raise
+                    results[i] = {
+                        'success': False,
+                        'data': None,
+                        'errors': as_serializer_error(e),
+                    }
+
+        return results

src/pretix/api/views/event.py

@@ -33,6 +33,7 @@
 # License for the specific language governing permissions and limitations under the License.
 
 import django_filters
+from django.conf import settings
 from django.db import transaction
 from django.db.models import Prefetch, ProtectedError, Q
 from django.utils.timezone import now
@@ -241,13 +242,17 @@ class EventViewSet(viewsets.ModelViewSet):
             except Event.DoesNotExist:
                 raise ValidationError('Event to copy from was not found')
 
+        # Ensure that .installed() is only called when we NOT clone
+        plugins = serializer.validated_data.pop('plugins', None)
+        serializer.validated_data['plugins'] = None
+
         new_event = serializer.save(organizer=self.request.organizer)
 
         if copy_from:
             new_event.copy_data_from(copy_from)
 
-            if 'plugins' in serializer.validated_data:
-                new_event.set_active_plugins(serializer.validated_data['plugins'])
+            if plugins is not None:
+                new_event.set_active_plugins(plugins)
             if 'is_public' in serializer.validated_data:
                 new_event.is_public = serializer.validated_data['is_public']
             if 'testmode' in serializer.validated_data:
@@ -256,12 +261,17 @@ class EventViewSet(viewsets.ModelViewSet):
                 new_event.sales_channels = serializer.validated_data['sales_channels']
             if 'has_subevents' in serializer.validated_data:
                 new_event.has_subevents = serializer.validated_data['has_subevents']
+            if 'date_admission' in serializer.validated_data:
+                new_event.date_admission = serializer.validated_data['date_admission']
             new_event.save()
             if 'timezone' in serializer.validated_data:
                 new_event.settings.timezone = serializer.validated_data['timezone']
         else:
             serializer.instance.set_defaults()
 
+            new_event.set_active_plugins(plugins if plugins is not None else settings.PRETIX_PLUGINS_DEFAULT.split(','))
+            new_event.save(update_fields=['plugins'])
+
         serializer.instance.log_action(
             'pretix.event.added',
             user=self.request.user,

src/pretix/api/views/exporters.py

@@ -35,7 +35,8 @@ from rest_framework.reverse import reverse
 from pretix.api.serializers.exporters import (
     ExporterSerializer, JobRunSerializer,
 )
-from pretix.base.models import CachedFile, Device, TeamAPIToken
+from pretix.base.exporter import OrganizerLevelExportMixin
+from pretix.base.models import CachedFile, Device, Event, TeamAPIToken
 from pretix.base.services.export import export, multiexport
 from pretix.base.signals import (
     register_data_exporters, register_multievent_data_exporters,
@@ -155,7 +156,19 @@ class OrganizerExportersViewSet(ExportersMixin, viewsets.ViewSet):
             organizer=self.request.organizer
         )
         responses = register_multievent_data_exporters.send(self.request.organizer)
-        for ex in sorted([response(events, self.request.organizer) for r, response in responses if response], key=lambda ex: str(ex.verbose_name)):
+        raw_exporters = [
+            response(Event.objects.none() if issubclass(response, OrganizerLevelExportMixin) else events, self.request.organizer)
+            for r, response in responses
+            if response
+        ]
+        raw_exporters = [
+            ex for ex in raw_exporters
+            if (
+                not isinstance(ex, OrganizerLevelExportMixin) or
+                perm_holder.has_organizer_permission(self.request.organizer, ex.organizer_required_permission, self.request)
+            )
+        ]
+        for ex in sorted(raw_exporters, key=lambda ex: str(ex.verbose_name)):
             ex._serializer = JobRunSerializer(exporter=ex, events=events)
             exporters.append(ex)
         return exporters

src/pretix/api/views/order.py

@@ -61,6 +61,7 @@ from pretix.api.serializers.orderchange import (
     OrderPositionCreateForExistingOrderSerializer,
     OrderPositionInfoPatchSerializer,
 )
+from pretix.api.views import RichOrderingFilter
 from pretix.base.i18n import language
 from pretix.base.models import (
     CachedCombinedTicket, CachedTicket, Checkin, Device, EventMetaValue,
@@ -679,28 +680,33 @@ class OrderViewSet(viewsets.ModelViewSet):
                 )
                 if order.require_approval:
                     email_template = request.event.settings.mail_text_order_placed_require_approval
+                    subject_template = request.event.settings.mail_subject_order_placed_require_approval
                     log_entry = 'pretix.event.order.email.order_placed_require_approval'
                     email_attendees = False
                 elif free_flow:
                     email_template = request.event.settings.mail_text_order_free
+                    subject_template = request.event.settings.mail_subject_order_free
                     log_entry = 'pretix.event.order.email.order_free'
                     email_attendees = request.event.settings.mail_send_order_free_attendee
                     email_attendees_template = request.event.settings.mail_text_order_free_attendee
+                    subject_attendees_template = request.event.settings.mail_subject_order_free_attendee
                 else:
                     email_template = request.event.settings.mail_text_order_placed
+                    subject_template = request.event.settings.mail_subject_order_placed
                     log_entry = 'pretix.event.order.email.order_placed'
                     email_attendees = request.event.settings.mail_send_order_placed_attendee
                     email_attendees_template = request.event.settings.mail_text_order_placed_attendee
+                    subject_attendees_template = request.event.settings.mail_subject_order_placed_attendee
 
                 _order_placed_email(
-                    request.event, order, payment.payment_provider if payment else None, email_template,
+                    request.event, order, payment.payment_provider if payment else None, email_template, subject_template,
                     log_entry, invoice, payment, is_free=free_flow
                 )
                 if email_attendees:
                     for p in order.positions.all():
                         if p.addon_to_id is None and p.attendee_email and p.attendee_email != order.email:
-                            _order_placed_email_attendee(request.event, order, p, email_attendees_template, log_entry,
-                                                         is_free=free_flow)
+                            _order_placed_email_attendee(request.event, order, p, email_attendees_template, subject_attendees_template,
+                                                         log_entry, is_free=free_flow)
 
                 if not free_flow and order.status == Order.STATUS_PAID and payment:
                     payment._send_paid_mail(invoice, None, '')
@@ -930,7 +936,7 @@ with scopes_disabled():
 class OrderPositionViewSet(viewsets.ModelViewSet):
     serializer_class = OrderPositionSerializer
     queryset = OrderPosition.all.none()
-    filter_backends = (DjangoFilterBackend, OrderingFilter)
+    filter_backends = (DjangoFilterBackend, RichOrderingFilter)
     ordering = ('order__datetime', 'positionid')
     ordering_fields = ('order__code', 'order__datetime', 'positionid', 'attendee_name', 'order__status',)
     filterset_class = OrderPositionFilter
@@ -1604,6 +1610,17 @@ class RefundViewSet(CreateModelMixin, viewsets.ReadOnlyModelViewSet):
                 user=request.user if request.user.is_authenticated else None,
                 auth=request.auth
             )
+
+            if r.state in (OrderRefund.REFUND_STATE_DONE, OrderRefund.REFUND_STATE_CANCELED, OrderRefund.REFUND_STATE_FAILED):
+                r.order.log_action(
+                    f'pretix.event.order.refund.{r.state}', {
+                        'local_id': r.local_id,
+                        'provider': r.provider,
+                    },
+                    user=request.user if request.user.is_authenticated else None,
+                    auth=request.auth
+                )
+
             if mark_refunded:
                 try:
                     mark_order_refunded(

src/pretix/base/exporter.py

@@ -51,7 +51,7 @@ from pretix.helpers.safe_openpyxl import (  # NOQA: backwards compatibility for
     SafeWorkbook, remove_invalid_excel_chars as excel_safe,
 )
 
-__ = excel_safe  # just so the compatbility import above is "used" and doesn't get removed by linter
+__ = excel_safe  # just so the compatibility import above is "used" and doesn't get removed by linter
 
 
 class BaseExporter:
@@ -80,7 +80,7 @@ class BaseExporter:
     def verbose_name(self) -> str:
         """
         A human-readable name for this exporter. This should be short but
-        self-explaining. Good examples include 'JSON' or 'Microsoft Excel'.
+        self-explaining. Good examples include 'Orders as JSON' or 'Orders as Microsoft Excel'.
         """
         raise NotImplementedError()  # NOQA
 
@@ -137,6 +137,16 @@ class BaseExporter:
         raise NotImplementedError()  # NOQA
 
 
+class OrganizerLevelExportMixin:
+    @property
+    def organizer_required_permission(self) -> str:
+        """
+        The permission level required to use this exporter. Only useful for organizer-level exports,
+        not for event-level exports.
+        """
+        return 'can_view_orders'
+
+
 class ListExporter(BaseExporter):
     ProgressSetTotal = namedtuple('ProgressSetTotal', 'total')
 

src/pretix/base/exporters/__init__.py

@@ -20,6 +20,7 @@
 # <https://www.gnu.org/licenses/>.
 #
 from .answers import *  # noqa
+from .customers import *  # noqa
 from .dekodi import *  # noqa
 from .events import *  # noqa
 from .invoices import *  # noqa

src/pretix/base/exporters/customers.py

@@ -0,0 +1,113 @@
+#
+# This file is part of pretix (Community Edition).
+#
+# Copyright (C) 2014-2020 Raphael Michel and contributors
+# Copyright (C) 2020-2021 rami.io 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/>.
+#
+
+# This file is based on an earlier version of pretix which was released under the Apache License 2.0. The full text of
+# the Apache License 2.0 can be obtained at <http://www.apache.org/licenses/LICENSE-2.0>.
+#
+# This file may have since been changed and any changes are released under the terms of AGPLv3 as described above. A
+# full history of changes and contributors is available at <https://github.com/pretix/pretix>.
+#
+# This file contains Apache-licensed contributions copyrighted by: Benjamin Hättasch, Tobias Kunze
+#
+# Unless required by applicable law or agreed to in writing, software distributed under the Apache License 2.0 is
+# distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations under the License.
+
+from collections import OrderedDict
+
+from django.dispatch import receiver
+from django.utils.timezone import get_current_timezone
+from django.utils.translation import gettext as _, gettext_lazy
+
+from pretix.base.settings import PERSON_NAME_SCHEMES
+
+from ..exporter import ListExporter, OrganizerLevelExportMixin
+from ..signals import register_multievent_data_exporters
+
+
+class CustomerListExporter(OrganizerLevelExportMixin, ListExporter):
+    identifier = 'customerlist'
+    verbose_name = gettext_lazy('Customer accounts')
+    organizer_required_permission = 'can_manage_customers'
+
+    @property
+    def additional_form_fields(self):
+        return OrderedDict(
+            []
+        )
+
+    def iterate_list(self, form_data):
+        qs = self.organizer.customers.prefetch_related('provider')
+
+        headers = [
+            _('Customer ID'),
+            _('SSO provider'),
+            _('External identifier'),
+            _('E-mail'),
+            _('Phone number'),
+            _('Full name'),
+        ]
+        name_scheme = PERSON_NAME_SCHEMES[self.organizer.settings.name_scheme]
+        if name_scheme and len(name_scheme['fields']) > 1:
+            for k, label, w in name_scheme['fields']:
+                headers.append(_('Name') + ': ' + str(label))
+
+        headers += [
+            _('Account active'),
+            _('Verified email address'),
+            _('Last login'),
+            _('Registration date'),
+            _('Language'),
+            _('Notes'),
+        ]
+        yield headers
+
+        tz = get_current_timezone()
+        for obj in qs:
+            row = [
+                obj.identifier,
+                obj.provider.name if obj.provider else None,
+                obj.external_identifier,
+                obj.email or '',
+                obj.phone or '',
+                obj.name,
+            ]
+            if name_scheme and len(name_scheme['fields']) > 1:
+                for k, label, w in name_scheme['fields']:
+                    row.append(obj.name_parts.get(k, ''))
+            row += [
+                _('Yes') if obj.is_active else _('No'),
+                _('Yes') if obj.is_verified else _('No'),
+                obj.last_login.astimezone(tz).date().strftime('%Y-%m-%d') if obj.last_login else '',
+                obj.date_joined.astimezone(tz).date().strftime('%Y-%m-%d') if obj.date_joined else '',
+                obj.get_locale_display(),
+                obj.notes or '',
+            ]
+            yield row
+
+    def get_filename(self):
+        return '{}_customers'.format(self.organizer.slug)
+
+
+@receiver(register_multievent_data_exporters, dispatch_uid="multiexporter_customerlist")
+def register_multievent_i_customerlist_exporter(sender, **kwargs):
+    return CustomerListExporter

src/pretix/base/exporters/orderlist.py

@@ -60,7 +60,9 @@ from pretix.base.settings import PERSON_NAME_SCHEMES
 from ...control.forms.filter import get_all_payment_providers
 from ...helpers import GroupConcat
 from ...helpers.iter import chunked_iterable
-from ..exporter import ListExporter, MultiSheetListExporter
+from ..exporter import (
+    ListExporter, MultiSheetListExporter, OrganizerLevelExportMixin,
+)
 from ..signals import (
     register_data_exporters, register_multievent_data_exporters,
 )
@@ -884,76 +886,75 @@ class QuotaListExporter(ListExporter):
         return '{}_quotas'.format(self.event.slug)
 
 
-def generate_GiftCardTransactionListExporter(organizer):  # hackhack
-    class GiftcardTransactionListExporter(ListExporter):
-        identifier = 'giftcardtransactionlist'
-        verbose_name = gettext_lazy('Gift card transactions')
+class GiftcardTransactionListExporter(OrganizerLevelExportMixin, ListExporter):
+    identifier = 'giftcardtransactionlist'
+    verbose_name = gettext_lazy('Gift card transactions')
+    organizer_required_permission = 'can_manage_gift_cards'
 
-        @property
-        def additional_form_fields(self):
-            d = [
-                ('date_from',
-                 forms.DateField(
-                     label=_('Start date'),
-                     widget=forms.DateInput(attrs={'class': 'datepickerfield'}),
-                     required=False,
-                 )),
-                ('date_to',
-                 forms.DateField(
-                     label=_('End date'),
-                     widget=forms.DateInput(attrs={'class': 'datepickerfield'}),
-                     required=False,
-                 )),
+    @property
+    def additional_form_fields(self):
+        d = [
+            ('date_from',
+             forms.DateField(
+                 label=_('Start date'),
+                 widget=forms.DateInput(attrs={'class': 'datepickerfield'}),
+                 required=False,
+             )),
+            ('date_to',
+             forms.DateField(
+                 label=_('End date'),
+                 widget=forms.DateInput(attrs={'class': 'datepickerfield'}),
+                 required=False,
+             )),
+        ]
+        d = OrderedDict(d)
+        return d
+
+    def iterate_list(self, form_data):
+        qs = GiftCardTransaction.objects.filter(
+            card__issuer=self.organizer,
+        ).order_by('datetime').select_related('card', 'order', 'order__event')
+
+        if form_data.get('date_from'):
+            date_value = form_data.get('date_from')
+            if isinstance(date_value, str):
+                date_value = dateutil.parser.parse(date_value).date()
+            qs = qs.filter(
+                datetime__gte=make_aware(datetime.combine(date_value, time(0, 0, 0)), self.timezone)
+            )
+
+        if form_data.get('date_to'):
+            date_value = form_data.get('date_to')
+            if isinstance(date_value, str):
+                date_value = dateutil.parser.parse(date_value).date()
+
+            qs = qs.filter(
+                datetime__lte=make_aware(datetime.combine(date_value, time(23, 59, 59, 999999)), self.timezone)
+            )
+
+        headers = [
+            _('Gift card code'),
+            _('Test mode'),
+            _('Date'),
+            _('Amount'),
+            _('Currency'),
+            _('Order'),
+        ]
+        yield headers
+
+        for obj in qs:
+            row = [
+                obj.card.secret,
+                _('TEST MODE') if obj.card.testmode else '',
+                obj.datetime.astimezone(self.timezone).strftime('%Y-%m-%d %H:%M:%S'),
+                obj.value,
+                obj.card.currency,
+                obj.order.full_code if obj.order else None,
             ]
-            d = OrderedDict(d)
-            return d
+            yield row
 
-        def iterate_list(self, form_data):
-            qs = GiftCardTransaction.objects.filter(
-                card__issuer=organizer,
-            ).order_by('datetime').select_related('card', 'order', 'order__event')
-
-            if form_data.get('date_from'):
-                date_value = form_data.get('date_from')
-                if isinstance(date_value, str):
-                    date_value = dateutil.parser.parse(date_value).date()
-                qs = qs.filter(
-                    datetime__gte=make_aware(datetime.combine(date_value, time(0, 0, 0)), self.timezone)
-                )
-
-            if form_data.get('date_to'):
-                date_value = form_data.get('date_to')
-                if isinstance(date_value, str):
-                    date_value = dateutil.parser.parse(date_value).date()
-
-                qs = qs.filter(
-                    datetime__lte=make_aware(datetime.combine(date_value, time(23, 59, 59, 999999)), self.timezone)
-                )
-
-            headers = [
-                _('Gift card code'),
-                _('Test mode'),
-                _('Date'),
-                _('Amount'),
-                _('Currency'),
-                _('Order'),
-            ]
-            yield headers
-
-            for obj in qs:
-                row = [
-                    obj.card.secret,
-                    _('TEST MODE') if obj.card.testmode else '',
-                    obj.datetime.astimezone(self.timezone).strftime('%Y-%m-%d %H:%M:%S'),
-                    obj.value,
-                    obj.card.currency,
-                    obj.order.full_code if obj.order else None,
-                ]
-                yield row
-
-        def get_filename(self):
-            return '{}_giftcardtransactions'.format(organizer.slug)
-    return GiftcardTransactionListExporter
+    def get_filename(self):
+        return '{}_giftcardtransactions'.format(self.organizer.slug)
 
 
 class GiftcardRedemptionListExporter(ListExporter):
@@ -1000,114 +1001,112 @@ class GiftcardRedemptionListExporter(ListExporter):
             return '{}_giftcardredemptions'.format(self.event.slug)
 
 
-def generate_GiftCardListExporter(organizer):  # hackhack
-    class GiftcardListExporter(ListExporter):
-        identifier = 'giftcardlist'
-        verbose_name = gettext_lazy('Gift cards')
+class GiftcardListExporter(OrganizerLevelExportMixin, ListExporter):
+    identifier = 'giftcardlist'
+    verbose_name = gettext_lazy('Gift cards')
+    organizer_required_permission = 'can_manage_gift_cards'
 
-        @property
-        def additional_form_fields(self):
-            return OrderedDict(
-                [
-                    ('date', forms.DateTimeField(
-                        label=_('Show value at'),
-                        initial=now(),
-                    )),
-                    ('testmode', forms.ChoiceField(
-                        label=_('Test mode'),
-                        choices=(
-                            ('', _('All')),
-                            ('yes', _('Test mode')),
-                            ('no', _('Live')),
-                        ),
-                        initial='no',
-                        required=False
-                    )),
-                    ('state', forms.ChoiceField(
-                        label=_('Status'),
-                        choices=(
-                            ('', _('All')),
-                            ('empty', _('Empty')),
-                            ('valid_value', _('Valid and with value')),
-                            ('expired_value', _('Expired and with value')),
-                            ('expired', _('Expired')),
-                        ),
-                        initial='valid_value',
-                        required=False
-                    ))
-                ]
-            )
-
-        def iterate_list(self, form_data):
-            s = GiftCardTransaction.objects.filter(
-                card=OuterRef('pk'),
-                datetime__lte=form_data['date']
-            ).order_by().values('card').annotate(s=Sum('value')).values('s')
-            qs = organizer.issued_gift_cards.filter(
-                issuance__lte=form_data['date']
-            ).annotate(
-                cached_value=Coalesce(Subquery(s), Decimal('0.00')),
-            ).order_by('issuance').prefetch_related(
-                'transactions', 'transactions__order', 'transactions__order__event', 'transactions__order__invoices'
-            )
-
-            if form_data.get('testmode') == 'yes':
-                qs = qs.filter(testmode=True)
-            elif form_data.get('testmode') == 'no':
-                qs = qs.filter(testmode=False)
-
-            if form_data.get('state') == 'empty':
-                qs = qs.filter(cached_value=0)
-            elif form_data.get('state') == 'valid_value':
-                qs = qs.exclude(cached_value=0).filter(Q(expires__isnull=True) | Q(expires__gte=form_data['date']))
-            elif form_data.get('state') == 'expired_value':
-                qs = qs.exclude(cached_value=0).filter(expires__lt=form_data['date'])
-            elif form_data.get('state') == 'expired':
-                qs = qs.filter(expires__lt=form_data['date'])
-
-            headers = [
-                _('Gift card code'),
-                _('Test mode card'),
-                _('Creation date'),
-                _('Expiry date'),
-                _('Special terms and conditions'),
-                _('Currency'),
-                _('Current value'),
-                _('Created in order'),
-                _('Last invoice number of order'),
-                _('Last invoice date of order'),
+    @property
+    def additional_form_fields(self):
+        return OrderedDict(
+            [
+                ('date', forms.DateTimeField(
+                    label=_('Show value at'),
+                    initial=now(),
+                )),
+                ('testmode', forms.ChoiceField(
+                    label=_('Test mode'),
+                    choices=(
+                        ('', _('All')),
+                        ('yes', _('Test mode')),
+                        ('no', _('Live')),
+                    ),
+                    initial='no',
+                    required=False
+                )),
+                ('state', forms.ChoiceField(
+                    label=_('Status'),
+                    choices=(
+                        ('', _('All')),
+                        ('empty', _('Empty')),
+                        ('valid_value', _('Valid and with value')),
+                        ('expired_value', _('Expired and with value')),
+                        ('expired', _('Expired')),
+                    ),
+                    initial='valid_value',
+                    required=False
+                ))
             ]
-            yield headers
+        )
 
-            tz = get_current_timezone()
-            for obj in qs:
-                o = None
-                i = None
-                trans = list(obj.transactions.all())
-                if trans:
-                    o = trans[0].order
-                if o:
-                    invs = list(o.invoices.all())
-                    if invs:
-                        i = invs[-1]
-                row = [
-                    obj.secret,
-                    _('Yes') if obj.testmode else _('No'),
-                    obj.issuance.astimezone(tz).date().strftime('%Y-%m-%d'),
-                    obj.expires.astimezone(tz).date().strftime('%Y-%m-%d') if obj.expires else '',
-                    obj.conditions or '',
-                    obj.currency,
-                    obj.cached_value,
-                    o.full_code if o else '',
-                    i.number if i else '',
-                    i.date.strftime('%Y-%m-%d') if i else '',
-                ]
-                yield row
+    def iterate_list(self, form_data):
+        s = GiftCardTransaction.objects.filter(
+            card=OuterRef('pk'),
+            datetime__lte=form_data['date']
+        ).order_by().values('card').annotate(s=Sum('value')).values('s')
+        qs = self.organizer.issued_gift_cards.filter(
+            issuance__lte=form_data['date']
+        ).annotate(
+            cached_value=Coalesce(Subquery(s), Decimal('0.00')),
+        ).order_by('issuance').prefetch_related(
+            'transactions', 'transactions__order', 'transactions__order__event', 'transactions__order__invoices'
+        )
 
-        def get_filename(self):
-            return '{}_giftcards'.format(organizer.slug)
+        if form_data.get('testmode') == 'yes':
+            qs = qs.filter(testmode=True)
+        elif form_data.get('testmode') == 'no':
+            qs = qs.filter(testmode=False)
 
-    return GiftcardListExporter
+        if form_data.get('state') == 'empty':
+            qs = qs.filter(cached_value=0)
+        elif form_data.get('state') == 'valid_value':
+            qs = qs.exclude(cached_value=0).filter(Q(expires__isnull=True) | Q(expires__gte=form_data['date']))
+        elif form_data.get('state') == 'expired_value':
+            qs = qs.exclude(cached_value=0).filter(expires__lt=form_data['date'])
+        elif form_data.get('state') == 'expired':
+            qs = qs.filter(expires__lt=form_data['date'])
+
+        headers = [
+            _('Gift card code'),
+            _('Test mode card'),
+            _('Creation date'),
+            _('Expiry date'),
+            _('Special terms and conditions'),
+            _('Currency'),
+            _('Current value'),
+            _('Created in order'),
+            _('Last invoice number of order'),
+            _('Last invoice date of order'),
+        ]
+        yield headers
+
+        tz = get_current_timezone()
+        for obj in qs:
+            o = None
+            i = None
+            trans = list(obj.transactions.all())
+            if trans:
+                o = trans[0].order
+            if o:
+                invs = list(o.invoices.all())
+                if invs:
+                    i = invs[-1]
+            row = [
+                obj.secret,
+                _('Yes') if obj.testmode else _('No'),
+                obj.issuance.astimezone(tz).date().strftime('%Y-%m-%d'),
+                obj.expires.astimezone(tz).date().strftime('%Y-%m-%d') if obj.expires else '',
+                obj.conditions or '',
+                obj.currency,
+                obj.cached_value,
+                o.full_code if o else '',
+                i.number if i else '',
+                i.date.strftime('%Y-%m-%d') if i else '',
+            ]
+            yield row
+
+    def get_filename(self):
+        return '{}_giftcards'.format(self.organizer.slug)
 
 
 @receiver(register_data_exporters, dispatch_uid="exporter_orderlist")
@@ -1147,9 +1146,9 @@ def register_multievent_i_giftcardredemptionlist_exporter(sender, **kwargs):
 
 @receiver(register_multievent_data_exporters, dispatch_uid="multiexporter_giftcardlist")
 def register_multievent_i_giftcardlist_exporter(sender, **kwargs):
-    return generate_GiftCardListExporter(sender)
+    return GiftcardListExporter
 
 
 @receiver(register_multievent_data_exporters, dispatch_uid="multiexporter_giftcardtransactionlist")
 def register_multievent_i_giftcardtransactionlist_exporter(sender, **kwargs):
-    return generate_GiftCardTransactionListExporter(sender)
+    return GiftcardTransactionListExporter

src/pretix/base/forms/questions.py

@@ -87,7 +87,7 @@ from pretix.control.forms import (
     ExtFileField, ExtValidationMixin, SizeValidationMixin, SplitDateTimeField,
 )
 from pretix.helpers.countries import (
-    get_cached_countries_class, get_phone_prefixes_sorted_and_localized,
+    CachedCountries, get_phone_prefixes_sorted_and_localized,
 )
 from pretix.helpers.escapejson import escapejson_attr
 from pretix.helpers.i18n import get_format_without_seconds
@@ -630,7 +630,7 @@ class BaseQuestionsForm(forms.Form):
             )
             country = (cartpos.country if cartpos else orderpos.country) or guess_country(event)
             add_fields['country'] = CountryField(
-                countries=get_cached_countries_class(common_names=event.settings.country_names_common),
+                countries=CachedCountries
             ).formfield(
                 required=event.settings.attendee_addresses_required and not self.all_optional,
                 label=_('Country'),
@@ -726,7 +726,7 @@ class BaseQuestionsForm(forms.Form):
                 )
             elif q.type == Question.TYPE_COUNTRYCODE:
                 field = CountryField(
-                    countries=get_cached_countries_class(common_names=event.settings.country_names_common),
+                    countries=CachedCountries,
                     blank=True, null=True, blank_label=' ',
                 ).formfield(
                     label=label, required=required,
@@ -974,7 +974,7 @@ class BaseInvoiceAddressForm(forms.ModelForm):
                 str(_('If you are registered in Switzerland, you can enter your UID instead.')),
             ])
 
-        self.fields['country'].choices = get_cached_countries_class(event.settings.country_names_common)()
+        self.fields['country'].choices = CachedCountries()
 
         c = [('', pgettext_lazy('address', 'Select state'))]
         fprefix = self.prefix + '-' if self.prefix else ''

src/pretix/base/management/commands/export.py

@@ -103,6 +103,8 @@ class Command(BaseCommand):
 
             with language(locale), override(timezone):
                 for receiver, response in signal_result:
+                    if not response:
+                        return None
                     ex = response(e, o, report_status)
                     if ex.identifier == options['export_provider']:
                         params = json.loads(options.get('parameters') or '{}')

src/pretix/base/management/commands/runperiodic.py

@@ -79,9 +79,9 @@ class Command(BaseCommand):
                 if settings.SENTRY_ENABLED:
                     from sentry_sdk import capture_exception
                     capture_exception(err)
-                    self.stdout.write(self.style.ERROR(f'ERROR runperiodic {str(err)}\n'))
+                    self.stdout.write(self.style.ERROR(f'ERROR {name}: {str(err)}\n'))
                 else:
-                    self.stdout.write(self.style.ERROR(f'ERROR runperiodic {str(err)}\n'))
+                    self.stdout.write(self.style.ERROR(f'ERROR {name}: {str(err)}\n'))
                     traceback.print_exc()
             else:
                 if options.get('verbosity') > 1:

src/pretix/base/migrations/0223_voucher_min_usages.py

@@ -0,0 +1,18 @@
+# Generated by Django 3.2.12 on 2022-10-12 09:13
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('pretixbase', '0222_alter_question_unique_together'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='voucher',
+            name='min_usages',
+            field=models.PositiveIntegerField(default=1),
+        ),
+    ]

src/pretix/base/models/customers.py

@@ -78,6 +78,7 @@ class Customer(LoggedModel):
     organizer = models.ForeignKey(Organizer, related_name='customers', on_delete=models.CASCADE)
     provider = models.ForeignKey(CustomerSSOProvider, related_name='customers', on_delete=models.PROTECT, null=True, blank=True)
     identifier = models.CharField(
+        verbose_name=_('Customer ID'),
         max_length=190,
         db_index=True,
         help_text=_('You can enter any value here to make it easier to match the data with other sources. If you do '
@@ -261,7 +262,7 @@ class Customer(LoggedModel):
         ) + '?id=' + self.identifier + '&token=' + token
         mail(
             self.email,
-            _('Activate your account at {organizer}').format(organizer=self.organizer.name),
+            self.organizer.settings.mail_subject_customer_registration,
             self.organizer.settings.mail_text_customer_registration,
             ctx,
             locale=self.locale,

src/pretix/base/models/event.py

@@ -590,6 +590,7 @@ class Event(EventMixin, LoggedModel):
         self.settings.event_list_type = 'calendar'
         self.settings.invoice_email_attachment = True
         self.settings.name_scheme = 'given_family'
+        self.settings.payment_banktransfer_invoice_immediately = True
 
     @property
     def social_image(self):

src/pretix/base/models/invoices.py

@@ -46,7 +46,6 @@ from django.utils.translation import pgettext
 from django_scopes import ScopedManager
 
 from pretix.base.settings import COUNTRIES_WITH_STATE_IN_ADDRESS
-from pretix.base.templatetags.country import country_name
 from pretix.helpers.countries import FastCountryField
 
 
@@ -182,7 +181,7 @@ class Invoice(models.Model):
             self.invoice_from_name,
             self.invoice_from,
             (self.invoice_from_zipcode or "") + " " + (self.invoice_from_city or ""),
-            country_name(self.invoice_from_country, self.event.settings.country_names_common),
+            self.invoice_from_country.name if self.invoice_from_country else "",
             pgettext("invoice", "VAT-ID: %s") % self.invoice_from_vat_id if self.invoice_from_vat_id else "",
             taxidrow,
         ]
@@ -194,7 +193,7 @@ class Invoice(models.Model):
             self.invoice_from_name,
             self.invoice_from,
             (self.invoice_from_zipcode or "") + " " + (self.invoice_from_city or ""),
-            country_name(self.invoice_from_country, self.event.settings.country_names_common),
+            self.invoice_from_country.name if self.invoice_from_country else "",
         ]
         return '\n'.join([p.strip() for p in parts if p and p.strip()])
 
@@ -220,7 +219,7 @@ class Invoice(models.Model):
             self.invoice_to_name,
             self.invoice_to_street,
             ((self.invoice_to_zipcode or "") + " " + (self.invoice_to_city or "") + " " + (state_name or "")).strip(),
-            country_name(self.invoice_to_country, self.event.settings.country_names_common),
+            self.invoice_to_country.name if self.invoice_to_country else "",
         ]
         return '\n'.join([p.strip() for p in parts if p and p.strip()])
 

src/pretix/base/models/orders.py

@@ -564,17 +564,30 @@ class Order(LockModel, LoggedModel):
     @cached_property
     def user_cancel_fee(self):
         fee = Decimal('0.00')
-        if self.event.settings.cancel_allow_user_paid_keep_fees:
-            fee += self.fees.filter(
-                fee_type__in=(OrderFee.FEE_TYPE_PAYMENT, OrderFee.FEE_TYPE_SHIPPING, OrderFee.FEE_TYPE_SERVICE,
-                              OrderFee.FEE_TYPE_CANCELLATION)
-            ).aggregate(
-                s=Sum('value')
-            )['s'] or 0
-        if self.event.settings.cancel_allow_user_paid_keep_percentage:
-            fee += self.event.settings.cancel_allow_user_paid_keep_percentage / Decimal('100.0') * (self.total - fee)
-        if self.event.settings.cancel_allow_user_paid_keep:
-            fee += self.event.settings.cancel_allow_user_paid_keep
+        if self.status == Order.STATUS_PAID:
+            if self.event.settings.cancel_allow_user_paid_keep_fees:
+                fee += self.fees.filter(
+                    fee_type__in=(OrderFee.FEE_TYPE_PAYMENT, OrderFee.FEE_TYPE_SHIPPING, OrderFee.FEE_TYPE_SERVICE,
+                                  OrderFee.FEE_TYPE_CANCELLATION)
+                ).aggregate(
+                    s=Sum('value')
+                )['s'] or 0
+            if self.event.settings.cancel_allow_user_paid_keep_percentage:
+                fee += self.event.settings.cancel_allow_user_paid_keep_percentage / Decimal('100.0') * (self.total - fee)
+            if self.event.settings.cancel_allow_user_paid_keep:
+                fee += self.event.settings.cancel_allow_user_paid_keep
+        else:
+            if self.event.settings.cancel_allow_user_unpaid_keep_fees:
+                fee += self.fees.filter(
+                    fee_type__in=(OrderFee.FEE_TYPE_PAYMENT, OrderFee.FEE_TYPE_SHIPPING, OrderFee.FEE_TYPE_SERVICE,
+                                  OrderFee.FEE_TYPE_CANCELLATION)
+                ).aggregate(
+                    s=Sum('value')
+                )['s'] or 0
+            if self.event.settings.cancel_allow_user_unpaid_keep_percentage:
+                fee += self.event.settings.cancel_allow_user_unpaid_keep_percentage / Decimal('100.0') * (self.total - fee)
+            if self.event.settings.cancel_allow_user_unpaid_keep:
+                fee += self.event.settings.cancel_allow_user_unpaid_keep
         return round_decimal(min(fee, self.total), self.event.currency)
 
     @property
@@ -642,10 +655,12 @@ class Order(LockModel, LoggedModel):
         if self.user_cancel_deadline and now() > self.user_cancel_deadline:
             return False
 
-        if self.status == Order.STATUS_PAID or self.payment_refund_sum > Decimal('0.00'):
+        if self.status == Order.STATUS_PAID:
             if self.total == Decimal('0.00'):
                 return self.event.settings.cancel_allow_user
             return self.event.settings.cancel_allow_user_paid
+        elif self.payment_refund_sum > Decimal('0.00'):
+            return False
         elif self.status == Order.STATUS_PENDING:
             return self.event.settings.cancel_allow_user
         return False
@@ -1027,7 +1042,7 @@ class Order(LockModel, LoggedModel):
         with language(self.locale, self.event.settings.region):
             email_template = self.event.settings.mail_text_resend_link
             email_context = get_email_context(event=self.event, order=self)
-            email_subject = _('Your order: %(code)s') % {'code': self.code}
+            email_subject = self.event.settings.mail_subject_resend_link
             self.send_mail(
                 email_subject, email_template, email_context,
                 'pretix.event.order.email.resend', user=user, auth=auth,
@@ -1738,8 +1753,8 @@ class OrderPayment(models.Model):
 
         with language(self.order.locale, self.order.event.settings.region):
             email_template = self.order.event.settings.mail_text_order_paid_attendee
+            email_subject = self.order.event.settings.mail_subject_order_paid_attendee
             email_context = get_email_context(event=self.order.event, order=self.order, position=position)
-            email_subject = _('Event registration confirmed: %(code)s') % {'code': self.order.code}
             try:
                 position.send_mail(
                     email_subject, email_template, email_context,
@@ -1756,8 +1771,8 @@ class OrderPayment(models.Model):
 
         with language(self.order.locale, self.order.event.settings.region):
             email_template = self.order.event.settings.mail_text_order_paid
+            email_subject = self.order.event.settings.mail_subject_order_paid
             email_context = get_email_context(event=self.order.event, order=self.order, payment_info=mail_text)
-            email_subject = _('Payment received for your order: %(code)s') % {'code': self.order.code}
             try:
                 self.order.send_mail(
                     email_subject, email_template, email_context,
@@ -2237,7 +2252,7 @@ class OrderPosition(AbstractPosition):
 
     @cached_property
     def sort_key(self):
-        return self.addon_to.positionid if self.addon_to else self.positionid, self.addon_to_id or 0
+        return self.addon_to.positionid if self.addon_to else self.positionid, self.addon_to_id or 0, self.positionid
 
     @property
     def checkins(self):
@@ -2263,7 +2278,7 @@ class OrderPosition(AbstractPosition):
         ops = []
         cp_mapping = {}
         # The sorting key ensures that all addons come directly after the position they refer to
-        for i, cartpos in enumerate(sorted(cp, key=lambda c: (c.addon_to_id or c.pk, c.addon_to_id or 0))):
+        for i, cartpos in enumerate(sorted(cp, key=lambda c: c.sort_key)):
             op = OrderPosition(order=order)
             for f in AbstractPosition._meta.fields:
                 if f.name == 'addon_to':
@@ -2437,7 +2452,7 @@ class OrderPosition(AbstractPosition):
         with language(self.order.locale, self.order.event.settings.region):
             email_template = self.event.settings.mail_text_resend_link
             email_context = get_email_context(event=self.order.event, order=self.order, position=self)
-            email_subject = _('Your event registration: %(code)s') % {'code': self.order.code}
+            email_subject = self.event.settings.mail_subject_resend_link
             self.send_mail(
                 email_subject, email_template, email_context,
                 'pretix.event.order.email.resend', user=user, auth=auth,
@@ -2659,6 +2674,20 @@ class CartPosition(AbstractPosition):
                             self.event.currency)
         return self.price - net
 
+    @cached_property
+    def sort_key(self):
+        subevent_key = (self.subevent.date_from, str(self.subevent.name), self.subevent_id) if self.subevent_id else (0, "", 0)
+        category_key = (self.item.category.position, self.item.category.id) if self.item.category_id is not None else (0, 0)
+        item_key = self.item.position, self.item_id
+        variation_key = (self.variation.position, self.variation.id) if self.variation_id is not None else (0, 0)
+        line_key = (self.price, (self.voucher_id or 0), (self.seat.sorting_rank if self.seat_id else None), self.pk)
+        sort_key = subevent_key + category_key + item_key + variation_key + line_key
+
+        if self.addon_to_id:
+            return self.addon_to.sort_key + (1 if self.is_bundled else 2,) + sort_key
+        else:
+            return sort_key
+
     def update_listed_price_and_voucher(self, voucher_only=False, max_discount=None):
         from pretix.base.services.pricing import (
             get_listed_price, is_included_for_free,
@@ -2714,6 +2743,11 @@ class CartPosition(AbstractPosition):
             self.tax_rate = line_price.rate
             self.save(update_fields=['line_price_gross', 'tax_rate'])
 
+    @property
+    def addons_without_bundled(self):
+        addons = [op for op in self.addons.all() if not op.is_bundled]
+        return sorted(addons, key=lambda cp: cp.sort_key)
+
 
 class InvoiceAddress(models.Model):
     last_modified = models.DateTimeField(auto_now=True)

src/pretix/base/models/vouchers.py

@@ -137,6 +137,8 @@ class Voucher(LoggedModel):
     :type max_usages: int
     :param redeemed: The number of times this voucher already has been redeemed
     :type redeemed: int
+    :param min_usages: The minimum number of times this voucher must be redeemed
+    :type min_usages: int
     :param valid_until: The expiration date of this voucher (optional)
     :type valid_until: datetime
     :param block_quota: If set to true, this voucher will reserve quota for its holder
@@ -199,6 +201,14 @@ class Voucher(LoggedModel):
         verbose_name=_("Redeemed"),
         default=0
     )
+    min_usages = models.PositiveIntegerField(
+        verbose_name=_("Minimum usages"),
+        help_text=_("If set to more than one, the voucher must be redeemed for this many products when it is used for "
+                    "the first time. On later usages, it can also be used for lower numbers of products. Note that "
+                    "this means that the total number of usages in some cases can be lower than this limit, e.g. in "
+                    "case of cancellations."),
+        default=1
+    )
     budget = models.DecimalField(
         verbose_name=_("Maximum discount budget"),
         help_text=_("This is the maximum monetary amount that will be discounted using this voucher across all usages. "
@@ -350,6 +360,10 @@ class Voucher(LoggedModel):
                     'redeemed': redeemed
                 }
             )
+        if data.get('max_usages', 1) < data.get('min_usages', 1):
+            raise ValidationError(
+                _('The maximum number of usages may not be lower than the minimum number of usages.'),
+            )
 
     @staticmethod
     def clean_subevent(data, event):
@@ -464,7 +478,7 @@ class Voucher(LoggedModel):
         if quota:
             raise ValidationError(_('You need to choose a specific product if you select a seat.'))
 
-        if data.get('max_usages', 1) > 1:
+        if data.get('max_usages', 1) > 1 or data.get('min_usages', 1) > 1:
             raise ValidationError(_('Seat-specific vouchers can only be used once.'))
 
         if item and seat.product != item:
@@ -567,6 +581,10 @@ class Voucher(LoggedModel):
         else:
             return bool(subevent.seating_plan) if subevent else self.event.seating_plan
 
+    @property
+    def min_usages_remaining(self):
+        return max(1, self.min_usages - self.redeemed)
+
     @classmethod
     def annotate_budget_used_orders(cls, qs):
         opq = OrderPosition.objects.filter(

src/pretix/base/models/waitinglist.py

@@ -216,7 +216,7 @@ class WaitingListEntry(LoggedModel):
         with language(self.locale, self.event.settings.region):
             mail(
                 self.email,
-                _('You have been selected from the waitinglist for {event}').format(event=str(self.event)),
+                self.event.settings.mail_subject_waiting_list,
                 self.event.settings.mail_text_waiting_list,
                 get_email_context(event=self.event, waiting_list_entry=self),
                 self.event,

src/pretix/base/pdf.py

@@ -40,6 +40,7 @@ import os
 import re
 import subprocess
 import tempfile
+import unicodedata
 import uuid
 from collections import OrderedDict
 from functools import partial
@@ -827,6 +828,13 @@ class Renderer:
         if o['italic']:
             font += ' I'
 
+        try:
+            ad = getAscentDescent(font, float(o['fontsize']))
+        except KeyError:  # font not known, fall back
+            logger.warning(f'Use of unknown font "{font}"')
+            font = 'Open Sans'
+            ad = getAscentDescent(font, float(o['fontsize']))
+
         align_map = {
             'left': TA_LEFT,
             'center': TA_CENTER,
@@ -853,10 +861,12 @@ class Renderer:
         except:
             logger.exception('Reshaping/Bidi fixes failed on string {}'.format(repr(text)))
 
+        # reportlab does not support unicode combination characters
+        text = unicodedata.normalize("NFKC", text)
+
         p = Paragraph(text, style=style)
         w, h = p.wrapOn(canvas, float(o['width']) * mm, 1000 * mm)
         # p_size = p.wrap(float(o['width']) * mm, 1000 * mm)
-        ad = getAscentDescent(font, float(o['fontsize']))
         canvas.saveState()
         # The ascent/descent offsets here are not really proven to be correct, they're just empirical values to get
         # reportlab render similarly to browser canvas.
@@ -891,7 +901,11 @@ class Renderer:
                 elif o['type'] == "poweredby":
                     self._draw_poweredby(canvas, op, o)
                 if self.bg_pdf:
-                    canvas.setPageSize((self.bg_pdf.pages[0].mediabox[2], self.bg_pdf.pages[0].mediabox[3]))
+                    page_size = (self.bg_pdf.pages[0].mediabox[2], self.bg_pdf.pages[0].mediabox[3])
+                    if self.bg_pdf.pages[0].get('/Rotate') in (90, 270):
+                        # swap dimensions due to pdf being rotated
+                        page_size = page_size[::-1]
+                    canvas.setPageSize(page_size)
             if show_page:
                 canvas.showPage()
 
@@ -915,13 +929,37 @@ class Renderer:
                 with open(os.path.join(d, 'out.pdf'), 'rb') as f:
                     return BytesIO(f.read())
         else:
-            from PyPDF2 import PdfReader, PdfWriter
+            from PyPDF2 import PdfReader, PdfWriter, Transformation
+            from PyPDF2.generic import RectangleObject
             buffer.seek(0)
             new_pdf = PdfReader(buffer)
             output = PdfWriter()
 
             for i, page in enumerate(new_pdf.pages):
                 bg_page = copy.copy(self.bg_pdf.pages[i])
+                bg_rotation = bg_page.get('/Rotate')
+                if bg_rotation:
+                    # /Rotate is clockwise, transformation.rotate is counter-clockwise
+                    t = Transformation().rotate(bg_rotation)
+                    w = float(page.mediabox.getWidth())
+                    h = float(page.mediabox.getHeight())
+                    if bg_rotation in (90, 270):
+                        # offset due to rotation base
+                        if bg_rotation == 90:
+                            t = t.translate(h, 0)
+                        else:
+                            t = t.translate(0, w)
+                        # rotate mediabox as well
+                        page.mediabox = RectangleObject((
+                            page.mediabox.left.as_numeric(),
+                            page.mediabox.bottom.as_numeric(),
+                            page.mediabox.top.as_numeric(),
+                            page.mediabox.right.as_numeric(),
+                        ))
+                        page.trimbox = page.mediabox
+                    elif bg_rotation == 180:
+                        t = t.translate(w, h)
+                    page.add_transformation(t)
                 bg_page.merge_page(page)
                 output.add_page(bg_page)
 

src/pretix/base/secretgenerators/pretix_sig1_pb2.py

@@ -23,11 +23,12 @@
 
 # Generated by the protocol buffer compiler.  DO NOT EDIT!
 # source: pretix_sig1.proto
-
+"""Generated protocol buffer code."""
 from google.protobuf import (
-    descriptor as _descriptor, message as _message, reflection as _reflection,
+    descriptor as _descriptor, descriptor_pool as _descriptor_pool,
     symbol_database as _symbol_database,
 )
+from google.protobuf.internal import builder as _builder
 
 # @@protoc_insertion_point(imports)
 
@@ -36,80 +37,14 @@ _sym_db = _symbol_database.Default()
 
 
 
-DESCRIPTOR = _descriptor.FileDescriptor(
-  name='pretix_sig1.proto',
-  package='',
-  syntax='proto3',
-  serialized_options=b'\n\026eu.pretix.secrets.sig1B\014TicketProtos',
-  create_key=_descriptor._internal_create_key,
-  serialized_pb=b'\n\x11pretix_sig1.proto\"I\n\x06Ticket\x12\x0c\n\x04seed\x18\x01 \x01(\t\x12\x0c\n\x04item\x18\x02 \x01(\x03\x12\x11\n\tvariation\x18\x03 \x01(\x03\x12\x10\n\x08subevent\x18\x04 \x01(\x03\x42&\n\x16\x65u.pretix.secrets.sig1B\x0cTicketProtosb\x06proto3'
-)
+DESCRIPTOR = _descriptor_pool.Default().AddSerializedFile(b'\n\x11pretix_sig1.proto\"I\n\x06Ticket\x12\x0c\n\x04seed\x18\x01 \x01(\t\x12\x0c\n\x04item\x18\x02 \x01(\x03\x12\x11\n\tvariation\x18\x03 \x01(\x03\x12\x10\n\x08subevent\x18\x04 \x01(\x03\x42\x33\n#eu.pretix.libpretixsync.crypto.sig1B\x0cTicketProtosb\x06proto3')
 
+_builder.BuildMessageAndEnumDescriptors(DESCRIPTOR, globals())
+_builder.BuildTopDescriptorsAndMessages(DESCRIPTOR, 'pretix_sig1_pb2', globals())
+if _descriptor._USE_C_DESCRIPTORS == False:
 
-
-
-_TICKET = _descriptor.Descriptor(
-  name='Ticket',
-  full_name='Ticket',
-  filename=None,
-  file=DESCRIPTOR,
-  containing_type=None,
-  create_key=_descriptor._internal_create_key,
-  fields=[
-    _descriptor.FieldDescriptor(
-      name='seed', full_name='Ticket.seed', index=0,
-      number=1, type=9, cpp_type=9, label=1,
-      has_default_value=False, default_value=b"".decode('utf-8'),
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='item', full_name='Ticket.item', index=1,
-      number=2, type=3, cpp_type=2, label=1,
-      has_default_value=False, default_value=0,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='variation', full_name='Ticket.variation', index=2,
-      number=3, type=3, cpp_type=2, label=1,
-      has_default_value=False, default_value=0,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='subevent', full_name='Ticket.subevent', index=3,
-      number=4, type=3, cpp_type=2, label=1,
-      has_default_value=False, default_value=0,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-  ],
-  extensions=[
-  ],
-  nested_types=[],
-  enum_types=[
-  ],
-  serialized_options=None,
-  is_extendable=False,
-  syntax='proto3',
-  extension_ranges=[],
-  oneofs=[
-  ],
-  serialized_start=21,
-  serialized_end=94,
-)
-
-DESCRIPTOR.message_types_by_name['Ticket'] = _TICKET
-_sym_db.RegisterFileDescriptor(DESCRIPTOR)
-
-Ticket = _reflection.GeneratedProtocolMessageType('Ticket', (_message.Message,), {
-  'DESCRIPTOR' : _TICKET,
-  '__module__' : 'pretix_sig1_pb2'
-  # @@protoc_insertion_point(class_scope:Ticket)
-  })
-_sym_db.RegisterMessage(Ticket)
-
-
-DESCRIPTOR._options = None
+  DESCRIPTOR._options = None
+  DESCRIPTOR._serialized_options = b'\n#eu.pretix.libpretixsync.crypto.sig1B\014TicketProtos'
+  _TICKET._serialized_start=21
+  _TICKET._serialized_end=94
 # @@protoc_insertion_point(module_scope)

src/pretix/base/services/cart.py

@@ -101,15 +101,20 @@ error_messages = {
     'min_items_per_product': _("You need to select at least %(min)s items of the product %(product)s."),
     'min_items_per_product_removed': _("We removed %(product)s from your cart as you can not buy less than "
                                        "%(min)s items of it."),
-    'not_started': _('The presale period for this event has not yet started.'),
-    'ended': _('The presale period for this event has ended.'),
+    'not_started': _('The booking period for this event has not yet started.'),
+    'ended': _('The booking period for this event has ended.'),
     'payment_ended': _('All payments for this event need to be confirmed already, so no new orders can be created.'),
-    'some_subevent_not_started': _('The presale period for this event has not yet started. The affected positions '
+    'some_subevent_not_started': _('The booking period for this event has not yet started. The affected positions '
                                    'have been removed from your cart.'),
-    'some_subevent_ended': _('The presale period for one of the events in your cart has ended. The affected '
+    'some_subevent_ended': _('The booking period for one of the events in your cart has ended. The affected '
                              'positions have been removed from your cart.'),
     'price_too_high': _('The entered price is to high.'),
     'voucher_invalid': _('This voucher code is not known in our database.'),
+    'voucher_min_usages': _('The voucher code "%(voucher)s" can only be used if you select at least %(number)s '
+                            'matching products.'),
+    'voucher_min_usages_removed': _('The voucher code "%(voucher)s" can only be used if you select at least '
+                                    '%(number)s matching products. We have therefore removed some positions from '
+                                    'your cart that can no longer be purchased like this.'),
     'voucher_redeemed': _('This voucher code has already been used the maximum number of times allowed.'),
     'voucher_redeemed_cart': _('This voucher code is currently locked since it is already contained in a cart. This '
                                'might mean that someone else is redeeming this voucher right now, or that you tried '
@@ -147,11 +152,50 @@ error_messages = {
 }
 
 
+def _get_quota_availability(quota_diff, now_dt):
+    quotas_ok = defaultdict(int)
+    qa = QuotaAvailability()
+    qa.queue(*[k for k, v in quota_diff.items() if v > 0])
+    qa.compute(now_dt=now_dt)
+    for quota, count in quota_diff.items():
+        if count <= 0:
+            quotas_ok[quota] = 0
+            break
+        avail = qa.results[quota]
+        if avail[1] is not None and avail[1] < count:
+            quotas_ok[quota] = min(count, avail[1])
+        else:
+            quotas_ok[quota] = count
+    return quotas_ok
+
+
+def _get_voucher_availability(event, voucher_use_diff, now_dt, exclude_position_ids):
+    vouchers_ok = {}
+    _voucher_depend_on_cart = set()
+    for voucher, count in voucher_use_diff.items():
+        voucher.refresh_from_db()
+
+        if voucher.valid_until is not None and voucher.valid_until < now_dt:
+            raise CartError(error_messages['voucher_expired'])
+
+        redeemed_in_carts = CartPosition.objects.filter(
+            Q(voucher=voucher) & Q(event=event) &
+            Q(expires__gte=now_dt)
+        ).exclude(pk__in=exclude_position_ids)
+        cart_count = redeemed_in_carts.count()
+        v_avail = voucher.max_usages - voucher.redeemed - cart_count
+        if cart_count > 0:
+            _voucher_depend_on_cart.add(voucher)
+        vouchers_ok[voucher] = v_avail
+
+    return vouchers_ok, _voucher_depend_on_cart
+
+
 class CartManager:
     AddOperation = namedtuple('AddOperation', ('count', 'item', 'variation', 'voucher', 'quotas',
                                                'addon_to', 'subevent', 'bundled', 'seat', 'listed_price',
                                                'price_after_voucher', 'custom_price_input',
-                                               'custom_price_input_is_net'))
+                                               'custom_price_input_is_net', 'voucher_ignored'))
     RemoveOperation = namedtuple('RemoveOperation', ('position',))
     VoucherOperation = namedtuple('VoucherOperation', ('position', 'voucher', 'price_after_voucher'))
     ExtendOperation = namedtuple('ExtendOperation', ('position', 'count', 'item', 'variation', 'voucher',
@@ -286,12 +330,16 @@ class CartManager:
                 (isinstance(op, self.ExtendOperation) and op.position.is_bundled)
             ):
                 if op.item.require_voucher and op.voucher is None:
+                    if getattr(op, 'voucher_ignored', False):
+                        raise CartError(error_messages['voucher_redeemed'])
                     raise CartError(error_messages['voucher_required'])
 
                 if (
                     (op.item.hide_without_voucher or (op.variation and op.variation.hide_without_voucher)) and
                     (op.voucher is None or not op.voucher.show_hidden_items)
                 ):
+                    if getattr(op, 'voucher_ignored', False):
+                        raise CartError(error_messages['voucher_redeemed'])
                     raise CartError(error_messages['voucher_required'])
 
             if not op.item.is_available() or (op.variation and not op.variation.is_available()):
@@ -436,7 +484,7 @@ class CartManager:
             self._check_item_constraints(op)
 
             if cp.voucher:
-                self._voucher_use_diff[cp.voucher] += 1
+                self._voucher_use_diff[cp.voucher] += 2
 
             self._operations.append(op)
         return err
@@ -485,6 +533,15 @@ class CartManager:
             voucher_use_diff[voucher] += 1
             ops.append((listed_price - price_after_voucher, self.VoucherOperation(p, voucher, price_after_voucher)))
 
+        for voucher, cnt in list(voucher_use_diff.items()):
+            if 0 < cnt < voucher.min_usages_remaining:
+                raise CartError(
+                    _(error_messages['voucher_min_usages']) % {
+                        'voucher': voucher.code,
+                        'number': voucher.min_usages_remaining,
+                    }
+                )
+
         # If there are not enough voucher usages left for the full cart, let's apply them in the order that benefits
         # the user the most.
         ops.sort(key=lambda k: k[0], reverse=True)
@@ -533,6 +590,7 @@ class CartManager:
             item = self._items_cache[i['item']]
             variation = self._variations_cache[i['variation']] if i['variation'] is not None else None
             voucher = None
+            voucher_ignored = False
 
             if i.get('voucher'):
                 try:
@@ -542,6 +600,24 @@ class CartManager:
                 else:
                     voucher_use_diff[voucher] += i['count']
 
+                    if i.get('voucher_ignore_if_redeemed', False):
+                        # This is a special case handling for when a user clicks "+" on an existing line in their cart
+                        # that has a voucher attached. If the voucher still has redemptions left, we'll add another line
+                        # with the same voucher, but if it does not we silently continue as if there was no voucher,
+                        # leading to either a higher-priced ticket or an error. Still, this leads to less error cases
+                        # than either of the possible default assumptions.
+                        predicted_redeemed_after = (
+                            voucher.redeemed +
+                            CartPosition.objects.filter(voucher=voucher, expires__gte=self.now_dt).count() +
+                            self._voucher_use_diff[voucher] +
+                            voucher_use_diff[voucher]
+                        )
+                        if predicted_redeemed_after > voucher.max_usages:
+                            i.pop('voucher')
+                            voucher_ignored = True
+                            voucher = None
+                            voucher_use_diff[voucher] -= i['count']
+
             # Fetch all quotas. If there are no quotas, this item is not allowed to be sold.
             quotas = list(item.quotas.filter(subevent=subevent)
                           if variation is None else variation.quotas.filter(subevent=subevent))
@@ -588,6 +664,7 @@ class CartManager:
                     price_after_voucher=bundle.designated_price,
                     custom_price_input=None,
                     custom_price_input_is_net=False,
+                    voucher_ignored=False,
                 )
                 self._check_item_constraints(bop, operations)
                 bundled.append(bop)
@@ -617,6 +694,7 @@ class CartManager:
                 price_after_voucher=price_after_voucher,
                 custom_price_input=custom_price,
                 custom_price_input_is_net=self.event.settings.display_net_prices,
+                voucher_ignored=voucher_ignored,
             )
             self._check_item_constraints(op, operations)
             operations.append(op)
@@ -748,6 +826,7 @@ class CartManager:
                     price_after_voucher=listed_price,
                     custom_price_input=custom_price,
                     custom_price_input_is_net=self.event.settings.display_net_prices,
+                    voucher_ignored=False,
                 )
                 self._check_item_constraints(op, operations)
                 operations.append(op)
@@ -819,43 +898,13 @@ class CartManager:
         self._quota_diff.update(quota_diff)
         self._operations += operations
 
-    def _get_quota_availability(self):
-        quotas_ok = defaultdict(int)
-        qa = QuotaAvailability()
-        qa.queue(*[k for k, v in self._quota_diff.items() if v > 0])
-        qa.compute(now_dt=self.now_dt)
-        for quota, count in self._quota_diff.items():
-            if count <= 0:
-                quotas_ok[quota] = 0
-                break
-            avail = qa.results[quota]
-            if avail[1] is not None and avail[1] < count:
-                quotas_ok[quota] = min(count, avail[1])
-            else:
-                quotas_ok[quota] = count
-        return quotas_ok
-
     def _get_voucher_availability(self):
-        vouchers_ok = {}
-        self._voucher_depend_on_cart = set()
-        for voucher, count in self._voucher_use_diff.items():
-            voucher.refresh_from_db()
-
-            if voucher.valid_until is not None and voucher.valid_until < self.now_dt:
-                raise CartError(error_messages['voucher_expired'])
-
-            redeemed_in_carts = CartPosition.objects.filter(
-                Q(voucher=voucher) & Q(event=self.event) &
-                Q(expires__gte=self.now_dt)
-            ).exclude(pk__in=[
+        vouchers_ok, self._voucher_depend_on_cart = _get_voucher_availability(
+            self.event, self._voucher_use_diff, self.now_dt,
+            exclude_position_ids=[
                 op.position.id for op in self._operations if isinstance(op, self.ExtendOperation)
-            ])
-            cart_count = redeemed_in_carts.count()
-            v_avail = voucher.max_usages - voucher.redeemed - cart_count
-            if cart_count > 0:
-                self._voucher_depend_on_cart.add(voucher)
-            vouchers_ok[voucher] = v_avail
-
+            ]
+        )
         return vouchers_ok
 
     def _check_min_max_per_product(self):
@@ -906,9 +955,44 @@ class CartManager:
                     )
         return err
 
+    def _check_min_per_voucher(self):
+        vouchers = Counter()
+        for p in self.positions:
+            vouchers[p.voucher] += 1
+        for op in self._operations:
+            if isinstance(op, self.AddOperation):
+                vouchers[op.voucher] += op.count
+            elif isinstance(op, self.RemoveOperation):
+                vouchers[op.position.voucher] -= 1
+
+        err = None
+        for voucher, count in vouchers.items():
+            if not voucher or count == 0:
+                continue
+            if count < voucher.min_usages_remaining:
+                self._operations = [o for o in self._operations if not (
+                    isinstance(o, self.AddOperation) and o.voucher and o.voucher.pk == voucher.pk
+                )]
+                removals = [o.position.pk for o in self._operations if isinstance(o, self.RemoveOperation)]
+                for p in self.positions:
+                    if p.voucher_id == voucher.pk and p.pk not in removals:
+                        self._operations.append(self.RemoveOperation(position=p))
+                        err = _(error_messages['voucher_min_usages_removed']) % {
+                            'voucher': voucher.code,
+                            'number': voucher.min_usages_remaining,
+                        }
+                if not err:
+                    raise CartError(
+                        _(error_messages['voucher_min_usages']) % {
+                            'voucher': voucher.code,
+                            'number': voucher.min_usages_remaining,
+                        }
+                    )
+        return err
+
     def _perform_operations(self):
         vouchers_ok = self._get_voucher_availability()
-        quotas_ok = self._get_quota_availability()
+        quotas_ok = _get_quota_availability(self._quota_diff, self.now_dt)
         err = None
         new_cart_positions = []
 
@@ -1162,6 +1246,7 @@ class CartManager:
 
         err = self._delete_out_of_timeframe()
         err = self.extend_expired_positions() or err
+        err = err or self._check_min_per_voucher()
 
         lockfn = NoLockManager
         if self._require_locking():

src/pretix/base/services/export.py

@@ -26,6 +26,7 @@ from django.core.files.base import ContentFile
 from django.utils.timezone import override
 from django.utils.translation import gettext
 
+from pretix.base.exporter import OrganizerLevelExportMixin
 from pretix.base.i18n import LazyLocaleException, language
 from pretix.base.models import (
     CachedFile, Device, Event, Organizer, TeamAPIToken, User, cachedfile_name,
@@ -66,8 +67,8 @@ def export(self, event: Event, fileid: str, provider: str, form_data: Dict[str,
                         gettext('Your export did not contain any data.')
                     )
                 file.filename, file.type, data = d
-                file.file.save(cachedfile_name(file, file.filename), ContentFile(data))
-                file.save()
+                f = ContentFile(data)
+                file.file.save(cachedfile_name(file, file.filename), f)
     return file.pk
 
 
@@ -101,9 +102,9 @@ def multiexport(self, organizer: Organizer, user: User, device: int, token: int,
             timezone = e.settings.timezone
             region = e.settings.region
         else:
-            locale = settings.LANGUAGE_CODE
-            timezone = settings.TIME_ZONE
-            region = None
+            locale = organizer.settings.locale or settings.LANGUAGE_CODE
+            timezone = organizer.settings.timezone or settings.TIME_ZONE
+            region = organizer.settings.region
     with language(locale, region), override(timezone):
         if form_data.get('events') is not None:
             if isinstance(form_data['events'][0], str):
@@ -119,12 +120,21 @@ def multiexport(self, organizer: Organizer, user: User, device: int, token: int,
                 continue
             ex = response(events, organizer, set_progress)
             if ex.identifier == provider:
+                if (
+                    isinstance(ex, OrganizerLevelExportMixin) and
+                    not staff_session and
+                    not (device or token or user).has_organizer_permission(organizer, ex.organizer_required_permission)
+                ):
+                    raise ExportError(
+                        gettext('You do not have sufficient permission to perform this export.')
+                    )
+
                 d = ex.render(form_data)
                 if d is None:
                     raise ExportError(
                         gettext('Your export did not contain any data.')
                     )
                 file.filename, file.type, data = d
-                file.file.save(cachedfile_name(file, file.filename), ContentFile(data))
-                file.save()
+                f = ContentFile(data)
+                file.file.save(cachedfile_name(file, file.filename), f)
     return file.pk

src/pretix/base/services/invoices.py

@@ -62,7 +62,6 @@ from pretix.base.models.tax import EU_CURRENCIES
 from pretix.base.services.tasks import TransactionAwareTask
 from pretix.base.settings import GlobalSettingsObject
 from pretix.base.signals import invoice_line_text, periodic_task
-from pretix.base.templatetags.country import country_name
 from pretix.celery_app import app
 from pretix.helpers.database import rolledback_transaction
 from pretix.helpers.models import modelcopy
@@ -123,7 +122,7 @@ def build_invoice(invoice: Invoice) -> Invoice:
             invoice.invoice_to = "\n".join(
                 a.strip() for a in addr_template.format(
                     i=ia,
-                    country=country_name(ia.country, invoice.event.settings.country_names_common) if ia.country else ia.country_old,
+                    country=ia.country.name if ia.country else ia.country_old,
                     state=ia.state_for_address
                 ).split("\n") if a.strip()
             )

src/pretix/base/services/locking.py

@@ -77,7 +77,7 @@ class LockTimeoutException(Exception):
     pass
 
 
-class LockReleaseException(Exception):
+class LockReleaseException(LockTimeoutException):
     pass
 
 
@@ -163,7 +163,7 @@ def lock_event_redis(event):
     retries = 5
     for i in range(retries):
         try:
-            if lock.acquire(False):
+            if lock.acquire(blocking=False):
                 return True
         except RedisError:
             logger.exception('Error locking an event')
@@ -180,5 +180,5 @@ def release_event_redis(event):
         lock.release()
     except RedisError:
         logger.exception('Error releasing an event lock')
-        raise LockTimeoutException()
+        raise LockReleaseException()
     event._lock = None

src/pretix/base/services/mail.py

@@ -63,6 +63,7 @@ from django.utils.timezone import now, override
 from django.utils.translation import gettext as _, pgettext
 from django_scopes import scope, scopes_disabled
 from i18nfield.strings import LazyI18nString
+from text_unidecode import unidecode
 
 from pretix.base.email import ClassicMailRenderer
 from pretix.base.i18n import language
@@ -196,7 +197,7 @@ def mail(email: Union[str, Sequence[str]], subject: str, template: Union[str, La
         else:
             sender = formataddr((settings.PRETIX_INSTANCE_NAME, sender))
 
-        subject = raw_subject = str(subject)
+        subject = raw_subject = str(subject).replace('\n', ' ').replace('\r', '')[:900]
         signature = ""
 
         bcc = []
@@ -431,8 +432,9 @@ def mail_send_task(self, *args, to: List[str], subject: str, body: str, html: st
                                     }
                                 )
                         if attach_ical:
+                            fname = re.sub('[^a-zA-Z0-9 ]', '-', unidecode(pgettext('attachment_filename', 'Calendar invite')))
                             for i, cal in enumerate(get_private_icals(event, [position] if position else order.positions.all())):
-                                email.attach('event-{}.ics'.format(i), cal.serialize(), 'text/calendar')
+                                email.attach('{}{}.ics'.format(fname, f'-{i + 1}' if i > 0 else ''), cal.serialize(), 'text/calendar')
 
             email = email_filter.send_chained(event, 'message', message=email, order=order, user=user)
 
@@ -506,7 +508,7 @@ def mail_send_task(self, *args, to: List[str], subject: str, body: str, html: st
                 else:
                     # Most likely some other kind of temporary failure, retry again (but pretty soon)
                     max_retries = 5
-                    retry_after = [10, 30, 60, 300, 900][self.request.retries]
+                    retry_after = [10, 30, 60, 300, 900, 900][self.request.retries]
 
                 try:
                     self.retry(max_retries=max_retries, countdown=retry_after)
@@ -542,7 +544,7 @@ def mail_send_task(self, *args, to: List[str], subject: str, body: str, html: st
             if not any(c >= 500 for c in smtp_codes):
                 # Not a permanent failure (mailbox full, service unavailable), retry later, but with large intervals
                 try:
-                    self.retry(max_retries=5, countdown=[60, 300, 600, 1200, 1800][self.request.retries])
+                    self.retry(max_retries=5, countdown=[60, 300, 600, 1200, 1800, 1800][self.request.retries])
                 except MaxRetriesExceededError:
                     # ignore and go on with logging the error
                     pass
@@ -567,7 +569,7 @@ def mail_send_task(self, *args, to: List[str], subject: str, body: str, html: st
         except Exception as e:
             if isinstance(e, (smtplib.SMTPServerDisconnected, smtplib.SMTPConnectError, ssl.SSLError, OSError)):
                 try:
-                    self.retry(max_retries=5, countdown=[10, 30, 60, 300, 900][self.request.retries])
+                    self.retry(max_retries=5, countdown=[10, 30, 60, 300, 900, 900][self.request.retries])
                 except MaxRetriesExceededError:
                     if log_target:
                         log_target.log_action(

src/pretix/base/services/orders.py

@@ -54,7 +54,7 @@ from django.db.transaction import get_connection
 from django.dispatch import receiver
 from django.utils.functional import cached_property
 from django.utils.timezone import make_aware, now
-from django.utils.translation import gettext as _, gettext_lazy
+from django.utils.translation import gettext as _
 from django_scopes import scopes_disabled
 
 from pretix.api.models import OAuthApplication
@@ -113,8 +113,10 @@ error_messages = {
                                "surplus items from your cart."),
     'busy': _('We were not able to process your request completely as the '
               'server was too busy. Please try again.'),
-    'not_started': _('The presale period for this event has not yet started.'),
-    'ended': _('The presale period has ended.'),
+    'not_started': _('The booking period for this event has not yet started.'),
+    'ended': _('The booking period has ended.'),
+    'voucher_min_usages': _('The voucher code "%(voucher)s" can only be used if you select at least %(number)s '
+                            'matching products.'),
     'voucher_invalid': _('The voucher code used for one of the items in your cart is not known in our database.'),
     'voucher_redeemed': _('The voucher code used for one of the items in your cart has already been used the maximum '
                           'number of times allowed. We removed this item from your cart.'),
@@ -125,9 +127,9 @@ error_messages = {
     'voucher_invalid_item': _('The voucher code used for one of the items in your cart is not valid for this item. We '
                               'removed this item from your cart.'),
     'voucher_required': _('You need a valid voucher code to order one of the products.'),
-    'some_subevent_not_started': _('The presale period for one of the events in your cart has not yet started. The '
+    'some_subevent_not_started': _('The booking period for one of the events in your cart has not yet started. The '
                                    'affected positions have been removed from your cart.'),
-    'some_subevent_ended': _('The presale period for one of the events in your cart has ended. The affected '
+    'some_subevent_ended': _('The booking period for one of the events in your cart has ended. The affected '
                              'positions have been removed from your cart.'),
     'seat_invalid': _('One of the seats in your order was invalid, we removed the position from your cart.'),
     'seat_unavailable': _('One of the seats in your order has been taken in the meantime, we removed the position from your cart.'),
@@ -322,10 +324,10 @@ def approve_order(order, user=None, send_mail: bool=True, auth=None, force=False
         with language(order.locale, order.event.settings.region):
             if order.total == Decimal('0.00'):
                 email_template = order.event.settings.mail_text_order_approved_free
-                email_subject = _('Order approved and confirmed: %(code)s') % {'code': order.code}
+                email_subject = order.event.settings.mail_subject_order_approved_free
             else:
                 email_template = order.event.settings.mail_text_order_approved
-                email_subject = _('Order approved and awaiting payment: %(code)s') % {'code': order.code}
+                email_subject = order.event.settings.mail_subject_order_approved
 
             email_context = get_email_context(event=order.event, order=order)
             try:
@@ -371,9 +373,9 @@ def deny_order(order, comment='', user=None, send_mail: bool=True, auth=None):
 
     if send_mail:
         email_template = order.event.settings.mail_text_order_denied
+        email_subject = order.event.settings.mail_subject_order_denied
         email_context = get_email_context(event=order.event, order=order, comment=comment)
         with language(order.locale, order.event.settings.region):
-            email_subject = _('Order denied: %(code)s') % {'code': order.code}
             try:
                 order.send_mail(
                     email_subject, email_template, email_context,
@@ -460,9 +462,13 @@ def _cancel_order(order, user=None, send_mail: bool=True, api_token=None, device
                     f._calculate_tax()
                     f.save()
 
-                if order.payment_refund_sum < cancellation_fee:
-                    raise OrderError(_('The cancellation fee cannot be higher than the payment credit of this order.'))
-                order.status = Order.STATUS_PAID
+                if cancellation_fee > order.total:
+                    raise OrderError(_('The cancellation fee cannot be higher than the total amount of this order.'))
+                elif order.payment_refund_sum < cancellation_fee:
+                    order.status = Order.STATUS_PENDING
+                    order.set_expires()
+                else:
+                    order.status = Order.STATUS_PAID
                 order.total = cancellation_fee
                 order.cancellation_date = now()
                 order.save(update_fields=['status', 'cancellation_date', 'total'])
@@ -489,10 +495,10 @@ def _cancel_order(order, user=None, send_mail: bool=True, api_token=None, device
         order.create_transactions()
 
         if send_mail:
-            email_template = order.event.settings.mail_text_order_canceled
             with language(order.locale, order.event.settings.region):
+                email_template = order.event.settings.mail_text_order_canceled
+                email_subject = order.event.settings.mail_subject_order_canceled
                 email_context = get_email_context(event=order.event, order=order, comment=comment or "")
-                email_subject = _('Order canceled: %(code)s') % {'code': order.code}
                 try:
                     order.send_mail(
                         email_subject, email_template, email_context,
@@ -569,6 +575,7 @@ def _check_positions(event: Event, now_dt: datetime, positions: List[CartPositio
     products_seen = Counter()
     q_avail = Counter()
     v_avail = Counter()
+    v_usages = Counter()
     v_budget = {}
     deleted_positions = set()
     seats_seen = set()
@@ -606,6 +613,7 @@ def _check_positions(event: Event, now_dt: datetime, positions: List[CartPositio
             break
 
         if cp.voucher:
+            v_usages[cp.voucher] += 1
             if cp.voucher not in v_avail:
                 redeemed_in_carts = CartPosition.objects.filter(
                     Q(voucher=cp.voucher) & Q(event=event) & Q(expires__gte=now_dt)
@@ -717,6 +725,13 @@ def _check_positions(event: Event, now_dt: datetime, positions: List[CartPositio
             # Sorry, can't let you keep that!
             delete(cp)
 
+    for voucher, cnt in v_usages.items():
+        if 0 < cnt < voucher.min_usages_remaining:
+            raise OrderError(error_messages['voucher_min_usages'], {
+                'voucher': voucher.code,
+                'number': voucher.min_usages_remaining,
+            })
+
     # Check prices
     sorted_positions = [cp for cp in sorted_positions if cp.pk and cp.pk not in deleted_positions]
     old_total = sum(cp.price for cp in sorted_positions)
@@ -927,13 +942,12 @@ def _create_order(event: Event, email: str, positions: List[CartPosition], now_d
     return order, p
 
 
-def _order_placed_email(event: Event, order: Order, pprov: BasePaymentProvider, email_template, log_entry: str,
-                        invoice, payment: OrderPayment, is_free=False):
+def _order_placed_email(event: Event, order: Order, pprov: BasePaymentProvider, email_template, subject_template,
+                        log_entry: str, invoice, payment: OrderPayment, is_free=False):
     email_context = get_email_context(event=event, order=order, payment=payment if pprov else None)
-    email_subject = gettext_lazy('Your order: {code}')
     try:
         order.send_mail(
-            email_subject, email_template, email_context,
+            subject_template, email_template, email_context,
             log_entry,
             invoices=[invoice] if invoice and event.settings.invoice_email_attachment else [],
             attach_tickets=True,
@@ -946,13 +960,13 @@ def _order_placed_email(event: Event, order: Order, pprov: BasePaymentProvider,
         logger.exception('Order received email could not be sent')
 
 
-def _order_placed_email_attendee(event: Event, order: Order, position: OrderPosition, email_template, log_entry: str, is_free=False):
+def _order_placed_email_attendee(event: Event, order: Order, position: OrderPosition, email_template, subject_template,
+                                 log_entry: str, is_free=False):
     email_context = get_email_context(event=event, order=order, position=position)
-    email_subject = gettext_lazy('Your event registration: {code}')
 
     try:
         position.send_mail(
-            email_subject, email_template, email_context,
+            subject_template, email_template, email_context,
             log_entry,
             invoices=[],
             attach_tickets=True,
@@ -1048,29 +1062,34 @@ def _perform_order(event: Event, payment_provider: str, position_ids: List[str],
     if order.email:
         if order.require_approval:
             email_template = event.settings.mail_text_order_placed_require_approval
+            subject_template = event.settings.mail_subject_order_placed_require_approval
             log_entry = 'pretix.event.order.email.order_placed_require_approval'
 
             email_attendees = False
         elif free_order_flow:
             email_template = event.settings.mail_text_order_free
+            subject_template = event.settings.mail_subject_order_free
             log_entry = 'pretix.event.order.email.order_free'
 
             email_attendees = event.settings.mail_send_order_free_attendee
             email_attendees_template = event.settings.mail_text_order_free_attendee
+            subject_attendees_template = event.settings.mail_subject_order_free_attendee
         else:
             email_template = event.settings.mail_text_order_placed
+            subject_template = event.settings.mail_subject_order_placed
             log_entry = 'pretix.event.order.email.order_placed'
 
             email_attendees = event.settings.mail_send_order_placed_attendee
             email_attendees_template = event.settings.mail_text_order_placed_attendee
+            subject_attendees_template = event.settings.mail_subject_order_placed_attendee
 
         if sales_channel in event.settings.mail_sales_channel_placed_paid:
-            _order_placed_email(event, order, pprov, email_template, log_entry, invoice, payment,
+            _order_placed_email(event, order, pprov, email_template, subject_template, log_entry, invoice, payment,
                                 is_free=free_order_flow)
             if email_attendees:
                 for p in order.positions.all():
                     if p.addon_to_id is None and p.attendee_email and p.attendee_email != order.email:
-                        _order_placed_email_attendee(event, order, p, email_attendees_template, log_entry,
+                        _order_placed_email_attendee(event, order, p, email_attendees_template, subject_attendees_template, log_entry,
                                                      is_free=free_order_flow)
 
     return order.id
@@ -1082,8 +1101,16 @@ def expire_orders(sender, **kwargs):
     event_id = None
     expire = None
 
-    for o in Order.objects.filter(expires__lt=now(), status=Order.STATUS_PENDING,
-                                  require_approval=False).select_related('event').order_by('event_id'):
+    qs = Order.objects.filter(
+        expires__lt=now(),
+        status=Order.STATUS_PENDING,
+        require_approval=False
+    ).exclude(
+        Exists(
+            OrderFee.objects.filter(order_id=OuterRef('pk'), fee_type=OrderFee.FEE_TYPE_CANCELLATION)
+        )
+    ).select_related('event').order_by('event_id')
+    for o in qs:
         if o.event_id != event_id:
             expire = o.event.settings.get('payment_term_expire_automatically', as_type=bool)
             event_id = o.event_id
@@ -1124,9 +1151,9 @@ def send_expiry_warnings(sender, **kwargs):
                     email_template = settings.mail_text_order_expire_warning
                     email_context = get_email_context(event=o.event, order=o)
                     if settings.payment_term_expire_automatically:
-                        email_subject = _('Your order is about to expire: %(code)s') % {'code': o.code}
+                        email_subject = settings.mail_subject_order_expire_warning
                     else:
-                        email_subject = _('Your order is pending payment: %(code)s') % {'code': o.code}
+                        email_subject = settings.mail_subject_order_pending_warning
 
                     try:
                         o.send_mail(
@@ -1199,8 +1226,8 @@ def send_download_reminders(sender, **kwargs):
                 o.download_reminder_sent = True
                 o.save(update_fields=['download_reminder_sent'])
                 email_template = event.settings.mail_text_download_reminder
+                email_subject = event.settings.mail_subject_download_reminder
                 email_context = get_email_context(event=event, order=o)
-                email_subject = _('Your ticket is ready for download: %(code)s') % {'code': o.code}
                 try:
                     o.send_mail(
                         email_subject, email_template, email_context,
@@ -1223,6 +1250,7 @@ def send_download_reminders(sender, **kwargs):
                                 continue
                         if p.addon_to_id is None and p.attendee_email and p.attendee_email != o.email:
                             email_template = event.settings.mail_text_download_reminder_attendee
+                            email_subject = event.settings.mail_subject_download_reminder_attendee
                             email_context = get_email_context(event=event, order=o, position=p)
                             try:
                                 o.send_mail(
@@ -1238,7 +1266,7 @@ def notify_user_changed_order(order, user=None, auth=None, invoices=[]):
     with language(order.locale, order.event.settings.region):
         email_template = order.event.settings.mail_text_order_changed
         email_context = get_email_context(event=order.event, order=order)
-        email_subject = _('Your order has been changed: %(code)s') % {'code': order.code}
+        email_subject = order.event.settings.mail_subject_order_changed
         try:
             order.send_mail(
                 email_subject, email_template, email_context,
@@ -1944,14 +1972,14 @@ class OrderChangeManager:
                         'position': op.position.pk,
                         'positionid': op.position.positionid,
                         'addon_to': op.position.addon_to_id,
-                        'old_taxrule': op.position.tax_rule.pk if op.position.tax_rate else None,
+                        'old_taxrule': op.position.tax_rule.pk if op.position.tax_rule else None,
                         'new_taxrule': op.tax_rule.pk
                     })
                 elif isinstance(op.position, OrderFee):
                     self.order.log_action('pretix.event.order.changed.tax_rule', user=self.user, auth=self.auth, data={
                         'fee': op.position.pk,
                         'fee_type': op.position.fee_type,
-                        'old_taxrule': op.position.tax_rule.pk if op.position.tax_rate else None,
+                        'old_taxrule': op.position.tax_rule.pk if op.position.tax_rule else None,
                         'new_taxrule': op.tax_rule.pk
                     })
                 op.position._calculate_tax(op.tax_rule)

src/pretix/base/services/stats.py

@@ -112,7 +112,7 @@ def dictsum(*dicts) -> dict:
 
 def order_overview(
         event: Event, subevent: SubEvent=None, date_filter='', date_from=None, date_until=None, fees=False,
-        admission_only=False
+        admission_only=False, base_qs=None
 ) -> Tuple[List[Tuple[ItemCategory, List[Item]]], Dict[str, Tuple[Decimal, Decimal]]]:
     items = event.items.all().select_related(
         'category',  # for re-grouping
@@ -120,7 +120,7 @@ def order_overview(
         'variations'
     ).order_by('category__position', 'category_id', 'position', 'name')
 
-    qs = OrderPosition.all
+    qs = OrderPosition.all if base_qs is None else base_qs
     if isinstance(subevent, (list, QuerySet)):
         qs = qs.filter(subevent__in=subevent)
     elif subevent:

src/pretix/base/settings.py

@@ -1421,6 +1421,45 @@ DEFAULTS = {
             label=_("Customers can cancel their unpaid orders"),
         )
     },
+    'cancel_allow_user_unpaid_keep': {
+        'default': '0.00',
+        'type': Decimal,
+        'form_class': forms.DecimalField,
+        'serializer_class': serializers.DecimalField,
+        'serializer_kwargs': dict(
+            max_digits=10, decimal_places=2
+        ),
+        'form_kwargs': dict(
+            label=_("Charge a fixed cancellation fee"),
+            help_text=_("Only affects orders pending payments, a cancellation fee for free orders is never charged. "
+                        "Note that it will be your responsibility to claim the cancellation fee from the user."),
+        )
+    },
+    'cancel_allow_user_unpaid_keep_fees': {
+        'default': 'False',
+        'type': bool,
+        'form_class': forms.BooleanField,
+        'serializer_class': serializers.BooleanField,
+        'form_kwargs': dict(
+            label=_("Charge payment, shipping and service fees"),
+            help_text=_("Only affects orders pending payments, a cancellation fee for free orders is never charged. "
+                        "Note that it will be your responsibility to claim the cancellation fee from the user."),
+        )
+    },
+    'cancel_allow_user_unpaid_keep_percentage': {
+        'default': '0.00',
+        'type': Decimal,
+        'form_class': forms.DecimalField,
+        'serializer_class': serializers.DecimalField,
+        'serializer_kwargs': dict(
+            max_digits=10, decimal_places=2
+        ),
+        'form_kwargs': dict(
+            label=_("Charge a percentual cancellation fee"),
+            help_text=_("Only affects orders pending payments, a cancellation fee for free orders is never charged. "
+                        "Note that it will be your responsibility to claim the cancellation fee from the user."),
+        )
+    },
     'cancel_allow_user_until': {
         'default': None,
         'type': RelativeDateWrapper,
@@ -1708,6 +1747,14 @@ DEFAULTS = {
         'type': LazyI18nString,
         'default': ""
     },
+    'mail_subject_resend_link': {
+        'type': LazyI18nString,
+        'default': LazyI18nString.from_gettext(gettext_noop("Your order: {code}")),
+    },
+    'mail_subject_resend_link_attendee': {
+        'type': LazyI18nString,
+        'default': LazyI18nString.from_gettext(gettext_noop("Your event registration: {code}")),
+    },
     'mail_text_resend_link': {
         'type': LazyI18nString,
         'default': LazyI18nString.from_gettext(gettext_noop("""Hello,
@@ -1721,6 +1768,10 @@ You can change your order details and view the status of your order at
 Best regards,
 Your {event} team"""))
     },
+    'mail_subject_resend_all_links': {
+        'type': LazyI18nString,
+        'default': LazyI18nString.from_gettext(gettext_noop("Your orders for {event}")),
+    },
     'mail_text_resend_all_links': {
         'type': LazyI18nString,
         'default': LazyI18nString.from_gettext(gettext_noop("""Hello,
@@ -1733,6 +1784,10 @@ The list is as follows:
 Best regards,
 Your {event} team"""))
     },
+    'mail_subject_order_free_attendee': {
+        'type': LazyI18nString,
+        'default': LazyI18nString.from_gettext(gettext_noop("Your event registration: {code}")),
+    },
     'mail_text_order_free_attendee': {
         'type': LazyI18nString,
         'default': LazyI18nString.from_gettext(gettext_noop("""Hello {attendee_name},
@@ -1745,6 +1800,14 @@ You can view the details and status of your ticket here:
 Best regards,
 Your {event} team"""))
     },
+    'mail_send_order_free_attendee': {
+        'type': bool,
+        'default': 'False'
+    },
+    'mail_subject_order_free': {
+        'type': LazyI18nString,
+        'default': LazyI18nString.from_gettext(gettext_noop("Your order: {code}")),
+    },
     'mail_text_order_free': {
         'type': LazyI18nString,
         'default': LazyI18nString.from_gettext(gettext_noop("""Hello,
@@ -1758,9 +1821,9 @@ You can change your order details and view the status of your order at
 Best regards,
 Your {event} team"""))
     },
-    'mail_send_order_free_attendee': {
-        'type': bool,
-        'default': 'False'
+    'mail_subject_order_placed_require_approval': {
+        'type': LazyI18nString,
+        'default': LazyI18nString.from_gettext(gettext_noop("Your order: {code}")),
     },
     'mail_text_order_placed_require_approval': {
         'type': LazyI18nString,
@@ -1776,6 +1839,10 @@ You can change your order details and view the status of your order at
 Best regards,
 Your {event} team"""))
     },
+    'mail_subject_order_placed': {
+        'type': LazyI18nString,
+        'default': LazyI18nString.from_gettext(gettext_noop("Your order: {code}")),
+    },
     'mail_text_order_placed': {
         'type': LazyI18nString,
         'default': LazyI18nString.from_gettext(gettext_noop("""Hello,
@@ -1819,6 +1886,10 @@ Your {event} team"""))
         'type': bool,
         'default': 'False'
     },
+    'mail_subject_order_placed_attendee': {
+        'type': LazyI18nString,
+        'default': LazyI18nString.from_gettext(gettext_noop("Your event registration: {code}")),
+    },
     'mail_text_order_placed_attendee': {
         'type': LazyI18nString,
         'default': LazyI18nString.from_gettext(gettext_noop("""Hello {attendee_name},
@@ -1831,6 +1902,10 @@ You can view the details and status of your ticket here:
 Best regards,
 Your {event} team"""))
     },
+    'mail_subject_order_changed': {
+        'type': LazyI18nString,
+        'default': LazyI18nString.from_gettext(gettext_noop("Your order has been changed: {code}")),
+    },
     'mail_text_order_changed': {
         'type': LazyI18nString,
         'default': LazyI18nString.from_gettext(gettext_noop("""Hello,
@@ -1843,6 +1918,10 @@ You can view the status of your order at
 Best regards,
 Your {event} team"""))
     },
+    'mail_subject_order_paid': {
+        'type': LazyI18nString,
+        'default': LazyI18nString.from_gettext(gettext_noop("Payment received for your order: {code}")),
+    },
     'mail_text_order_paid': {
         'type': LazyI18nString,
         'default': LazyI18nString.from_gettext(gettext_noop("""Hello,
@@ -1861,6 +1940,10 @@ Your {event} team"""))
         'type': bool,
         'default': 'False'
     },
+    'mail_subject_order_paid_attendee': {
+        'type': LazyI18nString,
+        'default': LazyI18nString.from_gettext(gettext_noop("Event registration confirmed: {code}")),
+    },
     'mail_text_order_paid_attendee': {
         'type': LazyI18nString,
         'default': LazyI18nString.from_gettext(gettext_noop("""Hello {attendee_name},
@@ -1888,6 +1971,14 @@ Your {event} team"""))
         'type': int,
         'default': '3'
     },
+    'mail_subject_order_expire_warning': {
+        'type': LazyI18nString,
+        'default': LazyI18nString.from_gettext(gettext_noop("Your order is about to expire: {code}")),
+    },
+    'mail_subject_order_pending_warning': {
+        'type': LazyI18nString,
+        'default': LazyI18nString.from_gettext(gettext_noop("Your order is pending payment: {code}")),
+    },
     'mail_text_order_expire_warning': {
         'type': LazyI18nString,
         'default': LazyI18nString.from_gettext(gettext_noop("""Hello,
@@ -1902,6 +1993,10 @@ You can view the payment information and the status of your order at
 Best regards,
 Your {event} team"""))
     },
+    'mail_subject_waiting_list': {
+        'type': LazyI18nString,
+        'default': LazyI18nString.from_gettext(gettext_noop("You have been selected from the waitinglist for {event}")),
+    },
     'mail_text_waiting_list': {
         'type': LazyI18nString,
         'default': LazyI18nString.from_gettext(gettext_noop("""Hello,
@@ -1931,6 +2026,10 @@ as possible to the next person on the waiting list:
 Best regards,
 Your {event} team"""))
     },
+    'mail_subject_order_canceled': {
+        'type': LazyI18nString,
+        'default': LazyI18nString.from_gettext(gettext_noop("Order canceled: {code}")),
+    },
     'mail_text_order_canceled': {
         'type': LazyI18nString,
         'default': LazyI18nString.from_gettext(gettext_noop("""Hello,
@@ -1945,6 +2044,10 @@ You can view the details of your order at
 Best regards,
 Your {event} team"""))
     },
+    'mail_subject_order_approved': {
+        'type': LazyI18nString,
+        'default': LazyI18nString.from_gettext(gettext_noop("Order approved and awaiting payment: {code}")),
+    },
     'mail_text_order_approved': {
         'type': LazyI18nString,
         'default': LazyI18nString.from_gettext(gettext_noop("""Hello,
@@ -1961,6 +2064,10 @@ You can select a payment method and perform the payment here:
 Best regards,
 Your {event} team"""))
     },
+    'mail_subject_order_approved_free': {
+        'type': LazyI18nString,
+        'default': LazyI18nString.from_gettext(gettext_noop("Order approved and confirmed: {code}")),
+    },
     'mail_text_order_approved_free': {
         'type': LazyI18nString,
         'default': LazyI18nString.from_gettext(gettext_noop("""Hello,
@@ -1974,6 +2081,10 @@ You can change your order details and view the status of your order at
 Best regards,
 Your {event} team"""))
     },
+    'mail_subject_order_denied': {
+        'type': LazyI18nString,
+        'default': LazyI18nString.from_gettext(gettext_noop("Order denied: {code}")),
+    },
     'mail_text_order_denied': {
         'type': LazyI18nString,
         'default': LazyI18nString.from_gettext(gettext_noop("""Hello,
@@ -2007,6 +2118,10 @@ Your {event} team"""))
         'type': bool,
         'default': 'False'
     },
+    'mail_subject_download_reminder_attendee': {
+        'type': LazyI18nString,
+        'default': LazyI18nString.from_gettext(gettext_noop("Your ticket is ready for download: {code}")),
+    },
     'mail_text_download_reminder_attendee': {
         'type': LazyI18nString,
         'default': LazyI18nString.from_gettext(gettext_noop("""Hello {attendee_name},
@@ -2019,6 +2134,10 @@ Your {event} team"""))
     Best regards,
     Your {event} team"""))
     },
+    'mail_subject_download_reminder': {
+        'type': LazyI18nString,
+        'default': LazyI18nString.from_gettext(gettext_noop("Your ticket is ready for download: {code}")),
+    },
     'mail_text_download_reminder': {
         'type': LazyI18nString,
         'default': LazyI18nString.from_gettext(gettext_noop("""Hello,
@@ -2031,6 +2150,10 @@ If you did not do so already, you can download your ticket here:
 Best regards,
 Your {event} team"""))
     },
+    'mail_subject_customer_registration': {
+        'type': LazyI18nString,
+        'default': LazyI18nString.from_gettext(gettext_noop("Activate your account at {organizer}")),
+    },
     'mail_text_customer_registration': {
         'type': LazyI18nString,
         'default': LazyI18nString.from_gettext(gettext_noop("""Hello {name},
@@ -2049,6 +2172,10 @@ Best regards,
 
 Your {organizer} team"""))
     },
+    'mail_subject_customer_email_change': {
+        'type': LazyI18nString,
+        'default': LazyI18nString.from_gettext(gettext_noop("Confirm email address for your account at {organizer}")),
+    },
     'mail_text_customer_email_change': {
         'type': LazyI18nString,
         'default': LazyI18nString.from_gettext(gettext_noop("""Hello {name},
@@ -2067,6 +2194,10 @@ Best regards,
 
 Your {organizer} team"""))
     },
+    'mail_subject_customer_reset': {
+        'type': LazyI18nString,
+        'default': LazyI18nString.from_gettext(gettext_noop("Set a new password for your account at {organizer}")),
+    },
     'mail_text_customer_reset': {
         'type': LazyI18nString,
         'default': LazyI18nString.from_gettext(gettext_noop("""Hello {name},
@@ -2604,14 +2735,6 @@ Your {organizer} team"""))
             help_text=_('This will be displayed on the organizer homepage.')
         )
     },
-    'country_names_common': {
-        # Hidden setting to toggle things like ("Taiwan" vs "Taiwan (Province of China)" or "Russia" vs
-        # "Russian Federation". Can be turned to False on request for diplomacy-sensitive users.
-        'default': 'True',
-        'type': bool,
-        'serializer_class': serializers.BooleanField,
-        'serializer_kwargs': {},
-    },
     'name_scheme': {
         'default': 'full',  # default for new events is 'given_family'
         'type': str,
@@ -2764,6 +2887,11 @@ PERSON_NAME_TITLE_GROUPS = OrderedDict([
         'Dr.',
         'Prof.',
         'Prof. Dr.',
+    ))),
+    ('dr_prof_he', ('Dr., Prof., H.E.', (
+        'Dr.',
+        'Prof.',
+        'H.E.',
     )))
 ])
 
@@ -3050,7 +3178,7 @@ settings_hierarkey.add_type(LazyI18nStringList,
 settings_hierarkey.add_type(RelativeDateWrapper,
                             serialize=lambda rdw: rdw.to_string(),
                             unserialize=lambda s: RelativeDateWrapper.from_string(s))
-settings_hierarkey.add_type(PhoneNumber, lambda pn: pn.as_international, lambda s: parse(s))
+settings_hierarkey.add_type(PhoneNumber, lambda pn: pn.as_international, lambda s: parse(s) if s else None)
 
 
 @settings_hierarkey.set_global(cache_namespace='global')

src/pretix/base/signals.py

@@ -64,6 +64,10 @@ class EventPluginSignal(django.dispatch.Signal):
             # Send to all events!
             return True
 
+        # If sentry packed this in a wrapper, unpack that
+        if "sentry" in receiver.__module__:
+            receiver = receiver.__wrapped__
+
         # Find the Django application this belongs to
         searchpath = receiver.__module__
         core_module = any([searchpath.startswith(cm) for cm in settings.CORE_MODULES])

src/pretix/base/views/mixins.py

@@ -44,16 +44,6 @@ class BaseQuestionsViewMixin:
     form_class = BaseQuestionsForm
     all_optional = False
 
-    @staticmethod
-    def _keyfunc(pos):
-        # Sort addons after the item they are an addon to
-        if isinstance(pos, OrderPosition):
-            i = pos.addon_to.positionid if pos.addon_to else pos.positionid
-        else:
-            i = pos.addon_to.pk if pos.addon_to else pos.pk
-        addon_penalty = 1 if pos.addon_to else 0
-        return i, addon_penalty, pos.pk
-
     @cached_property
     def _positions_for_questions(self):
         raise NotImplementedError()

src/pretix/base/views/tasks.py

@@ -215,6 +215,13 @@ class AsyncFormView(AsyncMixin, FormView):
     expected_exceptions = (ValidationError,)
     task_base = ProfiledEventTask
 
+    def async_set_progress(self, percentage):
+        if not self._task_self.request.called_directly:
+            self._task_self.update_state(
+                state='PROGRESS',
+                meta={'value': percentage}
+            )
+
     def __init_subclass__(cls):
         def async_execute(self, *, request_path, query_string, form_kwargs, locale, tz, url_kwargs=None, url_args=None,
                           organizer=None, event=None, user=None, session_key=None):
@@ -240,6 +247,9 @@ class AsyncFormView(AsyncMixin, FormView):
                 self.SessionStore = engine.SessionStore
                 view_instance.request.session = self.SessionStore(session_key)
 
+            task_self = self
+            view_instance._task_self = task_self
+
             with translation.override(locale), timezone.override(pytz.timezone(tz)):
                 form_class = view_instance.get_form_class()
                 if form_kwargs.get('instance'):
@@ -331,6 +341,13 @@ class AsyncPostView(AsyncMixin, View):
     expected_exceptions = (ValidationError,)
     task_base = ProfiledEventTask
 
+    def async_set_progress(self, percentage):
+        if not self._task_self.request.called_directly:
+            self._task_self.update_state(
+                state='PROGRESS',
+                meta={'value': percentage}
+            )
+
     def __init_subclass__(cls):
         def async_execute(self, *, request_path, url_args, url_kwargs, query_string, post_data, locale, tz,
                           organizer=None, event=None, user=None, session_key=None):
@@ -355,6 +372,9 @@ class AsyncPostView(AsyncMixin, View):
                 self.SessionStore = engine.SessionStore
                 view_instance.request.session = self.SessionStore(session_key)
 
+            task_self = self
+            view_instance._task_self = task_self
+
             with translation.override(locale), timezone.override(pytz.timezone(tz)):
                 return view_instance.async_post(view_instance.request, *url_args, **url_kwargs)
 

src/pretix/control/forms/event.py

@@ -589,7 +589,7 @@ class EventSettingsForm(SettingsForm):
             (k, '{scheme}: {samples}'.format(
                 scheme=v[0],
                 samples=', '.join(v[1])
-            ))
+            ) if v[0] != ', '.join(v[1]) else v[0])
             for k, v in PERSON_NAME_TITLE_GROUPS.items()
         ]
         if not self.event.has_subevents:
@@ -666,6 +666,9 @@ class CancelSettingsForm(SettingsForm):
         'cancel_allow_user_until',
         'cancel_allow_user_paid',
         'cancel_allow_user_paid_until',
+        'cancel_allow_user_unpaid_keep',
+        'cancel_allow_user_unpaid_keep_fees',
+        'cancel_allow_user_unpaid_keep_percentage',
         'cancel_allow_user_paid_keep',
         'cancel_allow_user_paid_keep_fees',
         'cancel_allow_user_paid_keep_percentage',
@@ -927,6 +930,11 @@ class MailSettingsForm(SettingsForm):
         required=True,
         choices=[]
     )
+    mail_subject_order_placed = I18nFormField(
+        label=_("Subject sent to order contact address"),
+        required=False,
+        widget=I18nTextInput,
+    )
     mail_text_order_placed = I18nFormField(
         label=_("Text sent to order contact address"),
         required=False,
@@ -938,12 +946,22 @@ class MailSettingsForm(SettingsForm):
                     'tickets, the following email will be sent out to the attendees.'),
         required=False,
     )
+    mail_subject_order_placed_attendee = I18nFormField(
+        label=_("Subject sent to attendees"),
+        required=False,
+        widget=I18nTextInput,
+    )
     mail_text_order_placed_attendee = I18nFormField(
         label=_("Text sent to attendees"),
         required=False,
         widget=I18nTextarea,
     )
 
+    mail_subject_order_paid = I18nFormField(
+        label=_("Subject sent to order contact address"),
+        required=False,
+        widget=I18nTextInput,
+    )
     mail_text_order_paid = I18nFormField(
         label=_("Text sent to order contact address"),
         required=False,
@@ -955,12 +973,22 @@ class MailSettingsForm(SettingsForm):
                     'tickets, the following email will be sent out to the attendees.'),
         required=False,
     )
+    mail_subject_order_paid_attendee = I18nFormField(
+        label=_("Subject sent to attendees"),
+        required=False,
+        widget=I18nTextInput,
+    )
     mail_text_order_paid_attendee = I18nFormField(
         label=_("Text sent to attendees"),
         required=False,
         widget=I18nTextarea,
     )
 
+    mail_subject_order_free = I18nFormField(
+        label=_("Subject sent to order contact address"),
+        required=False,
+        widget=I18nTextInput,
+    )
     mail_text_order_free = I18nFormField(
         label=_("Text sent to order contact address"),
         required=False,
@@ -972,22 +1000,47 @@ class MailSettingsForm(SettingsForm):
                     'tickets, the following email will be sent out to the attendees.'),
         required=False,
     )
+    mail_subject_order_free_attendee = I18nFormField(
+        label=_("Subject sent to attendees"),
+        required=False,
+        widget=I18nTextInput,
+    )
     mail_text_order_free_attendee = I18nFormField(
         label=_("Text sent to attendees"),
         required=False,
         widget=I18nTextarea,
     )
 
+    mail_subject_order_changed = I18nFormField(
+        label=_("Subject"),
+        required=False,
+        widget=I18nTextInput,
+    )
     mail_text_order_changed = I18nFormField(
         label=_("Text"),
         required=False,
         widget=I18nTextarea,
     )
+    mail_subject_resend_link = I18nFormField(
+        label=_("Subject (sent by admin)"),
+        required=False,
+        widget=I18nTextInput,
+    )
+    mail_subject_resend_link_attendee = I18nFormField(
+        label=_("Subject (sent by admin to attendee)"),
+        required=False,
+        widget=I18nTextInput,
+    )
     mail_text_resend_link = I18nFormField(
         label=_("Text (sent by admin)"),
         required=False,
         widget=I18nTextarea,
     )
+    mail_subject_resend_all_links = I18nFormField(
+        label=_("Subject (requested by user)"),
+        required=False,
+        widget=I18nTextInput,
+    )
     mail_text_resend_all_links = I18nFormField(
         label=_("Text (requested by user)"),
         required=False,
@@ -1005,11 +1058,31 @@ class MailSettingsForm(SettingsForm):
         required=False,
         widget=I18nTextarea,
     )
+    mail_subject_order_expire_warning = I18nFormField(
+        label=_("Subject (if order will expire automatically)"),
+        required=False,
+        widget=I18nTextInput,
+    )
+    mail_subject_order_pending_warning = I18nFormField(
+        label=_("Subject (if order will not expire automatically)"),
+        required=False,
+        widget=I18nTextInput,
+    )
+    mail_subject_waiting_list = I18nFormField(
+        label=_("Subject"),
+        required=False,
+        widget=I18nTextInput,
+    )
     mail_text_waiting_list = I18nFormField(
         label=_("Text"),
         required=False,
         widget=I18nTextarea,
     )
+    mail_subject_order_canceled = I18nFormField(
+        label=_("Subject"),
+        required=False,
+        widget=I18nTextInput,
+    )
     mail_text_order_canceled = I18nFormField(
         label=_("Text"),
         required=False,
@@ -1020,6 +1093,11 @@ class MailSettingsForm(SettingsForm):
         required=False,
         widget=I18nTextarea,
     )
+    mail_subject_download_reminder = I18nFormField(
+        label=_("Subject sent to order contact address"),
+        required=False,
+        widget=I18nTextInput,
+    )
     mail_text_download_reminder = I18nFormField(
         label=_("Text sent to order contact address"),
         required=False,
@@ -1031,6 +1109,11 @@ class MailSettingsForm(SettingsForm):
                     'tickets, the following email will be sent out to the attendees.'),
         required=False,
     )
+    mail_subject_download_reminder_attendee = I18nFormField(
+        label=_("Subject sent to attendees"),
+        required=False,
+        widget=I18nTextInput,
+    )
     mail_text_download_reminder_attendee = I18nFormField(
         label=_("Text sent to attendees"),
         required=False,
@@ -1043,50 +1126,90 @@ class MailSettingsForm(SettingsForm):
         help_text=_("This email will be sent out this many days before the order event starts. If the "
                     "field is empty, the mail will never be sent.")
     )
+    mail_subject_order_placed_require_approval = I18nFormField(
+        label=_("Subject for received order"),
+        required=False,
+        widget=I18nTextInput,
+    )
     mail_text_order_placed_require_approval = I18nFormField(
-        label=_("Received order"),
+        label=_("Text for received order"),
         required=False,
         widget=I18nTextarea,
     )
+    mail_subject_order_approved = I18nFormField(
+        label=_("Subject for approved order"),
+        required=False,
+        widget=I18nTextInput,
+    )
     mail_text_order_approved = I18nFormField(
-        label=_("Approved order"),
+        label=_("Text for approved order"),
         required=False,
         widget=I18nTextarea,
         help_text=_("This will only be sent out for non-free orders. Free orders will receive the free order "
                     "template from below instead."),
     )
+    mail_subject_order_approved_free = I18nFormField(
+        label=_("Subject for approved free order"),
+        required=False,
+        widget=I18nTextInput,
+    )
     mail_text_order_approved_free = I18nFormField(
-        label=_("Approved free order"),
+        label=_("Text for approved free order"),
         required=False,
         widget=I18nTextarea,
         help_text=_("This will only be sent out for free orders. Non-free orders will receive the non-free order "
                     "template from above instead."),
     )
+    mail_subject_order_denied = I18nFormField(
+        label=_("Subject for denied order"),
+        required=False,
+        widget=I18nTextInput,
+    )
     mail_text_order_denied = I18nFormField(
-        label=_("Denied order"),
+        label=_("Text for denied order"),
         required=False,
         widget=I18nTextarea,
     )
     base_context = {
         'mail_text_order_placed': ['event', 'order', 'payment'],
+        'mail_subject_order_placed': ['event', 'order', 'payment'],
         'mail_text_order_placed_attendee': ['event', 'order', 'position'],
+        'mail_subject_order_placed_attendee': ['event', 'order', 'position'],
         'mail_text_order_placed_require_approval': ['event', 'order'],
+        'mail_subject_order_placed_require_approval': ['event', 'order'],
         'mail_text_order_approved': ['event', 'order'],
+        'mail_subject_order_approved': ['event', 'order'],
         'mail_text_order_approved_free': ['event', 'order'],
+        'mail_subject_order_approved_free': ['event', 'order'],
         'mail_text_order_denied': ['event', 'order', 'comment'],
+        'mail_subject_order_denied': ['event', 'order', 'comment'],
         'mail_text_order_paid': ['event', 'order', 'payment_info'],
+        'mail_subject_order_paid': ['event', 'order', 'payment_info'],
         'mail_text_order_paid_attendee': ['event', 'order', 'position'],
+        'mail_subject_order_paid_attendee': ['event', 'order', 'position'],
         'mail_text_order_free': ['event', 'order'],
+        'mail_subject_order_free': ['event', 'order'],
         'mail_text_order_free_attendee': ['event', 'order', 'position'],
+        'mail_subject_order_free_attendee': ['event', 'order', 'position'],
         'mail_text_order_changed': ['event', 'order'],
+        'mail_subject_order_changed': ['event', 'order'],
         'mail_text_order_canceled': ['event', 'order', 'comment'],
+        'mail_subject_order_canceled': ['event', 'order', 'comment'],
         'mail_text_order_expire_warning': ['event', 'order'],
+        'mail_subject_order_expire_warning': ['event', 'order'],
+        'mail_subject_order_pending_warning': ['event', 'order'],
         'mail_text_order_custom_mail': ['event', 'order'],
         'mail_text_download_reminder': ['event', 'order'],
+        'mail_subject_download_reminder': ['event', 'order'],
         'mail_text_download_reminder_attendee': ['event', 'order', 'position'],
+        'mail_subject_download_reminder_attendee': ['event', 'order', 'position'],
         'mail_text_resend_link': ['event', 'order'],
+        'mail_subject_resend_link': ['event', 'order'],
+        'mail_subject_resend_link_attendee': ['event', 'order'],
         'mail_text_waiting_list': ['event', 'waiting_list_entry'],
+        'mail_subject_waiting_list': ['event', 'waiting_list_entry'],
         'mail_text_resend_all_links': ['event', 'orders'],
+        'mail_subject_resend_all_links': ['event', 'orders'],
         'mail_attach_ical_description': ['event', 'event_or_subevent'],
     }
 

src/pretix/control/forms/item.py

@@ -768,10 +768,6 @@ class ItemAddOnsFormSet(I18nFormSet):
                 if self._should_delete_form(form):
                     # This form is going to be deleted so any of its errors
                     # should not cause the entire formset to be invalid.
-                    try:
-                        categories.remove(form.cleaned_data['addon_category'].pk)
-                    except KeyError:
-                        pass
                     continue
 
             if 'addon_category' in form.cleaned_data:

src/pretix/control/forms/orders.py

@@ -158,7 +158,7 @@ class CancelForm(ForceQuotaConfirmationForm):
         localize=True,
         label=_('Keep a cancellation fee of'),
         help_text=_('If you keep a fee, all positions within this order will be canceled and the order will be reduced '
-                    'to a paid cancellation fee. Payment and shipping fees will be canceled as well, so include them '
+                    'to a cancellation fee. Payment and shipping fees will be canceled as well, so include them '
                     'in your cancellation fee if you want to keep them. Please always enter a gross value, '
                     'tax will be calculated automatically.'),
     )
@@ -176,23 +176,19 @@ class CancelForm(ForceQuotaConfirmationForm):
 
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
-        prs = self.instance.payment_refund_sum
-        if prs > 0:
-            change_decimal_field(self.fields['cancellation_fee'], self.instance.event.currency)
-            self.fields['cancellation_fee'].widget.attrs['placeholder'] = floatformat(
-                Decimal('0.00'),
-                settings.CURRENCY_PLACES.get(self.instance.event.currency, 2)
-            )
-            self.fields['cancellation_fee'].max_value = prs
-        else:
-            del self.fields['cancellation_fee']
+        change_decimal_field(self.fields['cancellation_fee'], self.instance.event.currency)
+        self.fields['cancellation_fee'].widget.attrs['placeholder'] = floatformat(
+            Decimal('0.00'),
+            settings.CURRENCY_PLACES.get(self.instance.event.currency, 2)
+        )
+        self.fields['cancellation_fee'].max_value = self.instance.total
         if not self.instance.invoices.exists():
             del self.fields['cancel_invoice']
 
     def clean_cancellation_fee(self):
         val = self.cleaned_data['cancellation_fee'] or Decimal('0.00')
-        if val > self.instance.payment_refund_sum:
-            raise ValidationError(_('The cancellation fee cannot be higher than the payment credit of this order.'))
+        if val > self.instance.total:
+            raise ValidationError(_('The cancellation fee cannot be higher than the total amount of this order.'))
         return val
 
 

src/pretix/control/forms/organizer.py

@@ -45,7 +45,9 @@ from django.utils.crypto import get_random_string
 from django.utils.safestring import mark_safe
 from django.utils.translation import gettext_lazy as _, pgettext_lazy
 from django_scopes.forms import SafeModelMultipleChoiceField
-from i18nfield.forms import I18nFormField, I18nFormSetMixin, I18nTextarea
+from i18nfield.forms import (
+    I18nFormField, I18nFormSetMixin, I18nTextarea, I18nTextInput,
+)
 from phonenumber_field.formfields import PhoneNumberField
 from pytz import common_timezones
 
@@ -457,16 +459,31 @@ class MailSettingsForm(SettingsForm):
         }}
     )
 
+    mail_subject_customer_registration = I18nFormField(
+        label=_("Subject"),
+        required=False,
+        widget=I18nTextInput,
+    )
     mail_text_customer_registration = I18nFormField(
         label=_("Text"),
         required=False,
         widget=I18nTextarea,
     )
+    mail_subject_customer_email_change = I18nFormField(
+        label=_("Subject"),
+        required=False,
+        widget=I18nTextInput,
+    )
     mail_text_customer_email_change = I18nFormField(
         label=_("Text"),
         required=False,
         widget=I18nTextarea,
     )
+    mail_subject_customer_reset = I18nFormField(
+        label=_("Subject"),
+        required=False,
+        widget=I18nTextInput,
+    )
     mail_text_customer_reset = I18nFormField(
         label=_("Text"),
         required=False,
@@ -475,8 +492,11 @@ class MailSettingsForm(SettingsForm):
 
     base_context = {
         'mail_text_customer_registration': ['customer', 'url'],
+        'mail_subject_customer_registration': ['customer', 'url'],
         'mail_text_customer_email_change': ['customer', 'url'],
+        'mail_subject_customer_email_change': ['customer', 'url'],
         'mail_text_customer_reset': ['customer', 'url'],
+        'mail_subject_customer_reset': ['customer', 'url'],
     }
 
     def _get_sample_context(self, base_parameters):

src/pretix/control/forms/vouchers.py

@@ -72,7 +72,7 @@ class VoucherForm(I18nModelForm):
         localized_fields = '__all__'
         fields = [
             'code', 'valid_until', 'block_quota', 'allow_ignore_quota', 'value', 'tag',
-            'comment', 'max_usages', 'price_mode', 'subevent', 'show_hidden_items', 'budget'
+            'comment', 'max_usages', 'min_usages', 'price_mode', 'subevent', 'show_hidden_items', 'budget'
         ]
         field_classes = {
             'valid_until': SplitDateTimeField,
@@ -308,7 +308,7 @@ class VoucherBulkForm(VoucherForm):
         localized_fields = '__all__'
         fields = [
             'valid_until', 'block_quota', 'allow_ignore_quota', 'value', 'tag', 'comment',
-            'max_usages', 'price_mode', 'subevent', 'show_hidden_items', 'budget'
+            'max_usages', 'min_usages', 'price_mode', 'subevent', 'show_hidden_items', 'budget'
         ]
         field_classes = {
             'valid_until': SplitDateTimeField,
@@ -345,8 +345,11 @@ class VoucherBulkForm(VoucherForm):
         if ',' in raw or ';' in raw:
             if '@' in r[0]:
                 raise ValidationError(_('CSV input needs to contain a header row in the first line.'))
-            dialect = csv.Sniffer().sniff(raw[:1024])
-            reader = csv.DictReader(StringIO(raw), dialect=dialect)
+            try:
+                dialect = csv.Sniffer().sniff(raw[:1024])
+                reader = csv.DictReader(StringIO(raw), dialect=dialect)
+            except csv.Error as e:
+                raise ValidationError(_('CSV parsing failed: {error}.').format(error=str(e)))
             if 'email' not in reader.fieldnames:
                 raise ValidationError(_('CSV input needs to contain a field with the header "{header}".').format(header="email"))
             unknown_fields = [f for f in reader.fieldnames if f not in ('email', 'name', 'tag', 'number')]

src/pretix/control/templates/pretixcontrol/auth/login_2fa.html

@@ -11,7 +11,7 @@
             {% trans "You configured your account to require authentication with a second medium, e.g. your phone. Please enter your verification code here:" %}
         </p>
         <div class="form-group">
-            <input class="form-control" name="token" placeholder="{% trans "Token" %}"
+            <input class="form-control" name="token" placeholder="{% trans "Token" %}" autocomplete="one-time-code"
                     type="text" required="required" autofocus="autofocus" id="webauthn-response">
         </div>
         <div class="sr-only alert alert-danger" id="webauthn-error">

src/pretix/control/templates/pretixcontrol/checkin/list_edit.html

@@ -116,8 +116,12 @@
     </form>
     {{ items|json_script:"items" }}
 
-    {% compress js %}
+    {% if DEBUG %}
         <script type="text/javascript" src="{% static "vuejs/vue.js" %}"></script>
+    {% else %}
+        <script type="text/javascript" src="{% static "vuejs/vue.min.js" %}"></script>
+    {% endif %}
+    {% compress js %}
         <script type="text/javascript" src="{% static "d3/d3.v6.js" %}"></script>
         <script type="text/javascript" src="{% static "d3/d3-color.v2.js" %}"></script>
         <script type="text/javascript" src="{% static "d3/d3-dispatch.v2.js" %}"></script>
@@ -128,6 +132,8 @@
         <script type="text/javascript" src="{% static "d3/d3-transition.v2.js" %}"></script>
         <script type="text/javascript" src="{% static "d3/d3-drag.v2.js" %}"></script>
         <script type="text/javascript" src="{% static "d3/d3-zoom.v2.js" %}"></script>
+    {% endcompress %}
+    {% compress js %}
         <script type="text/javascript" src="{% static "pretixcontrol/js/ui/checkinrules/jsonlogic-boolalg.js" %}"></script>
         <script type="text/vue" src="{% static 'pretixcontrol/js/ui/checkinrules/datetimefield.vue' %}"></script>
         <script type="text/vue" src="{% static 'pretixcontrol/js/ui/checkinrules/timefield.vue' %}"></script>

src/pretix/control/templates/pretixcontrol/event/cancel.html

@@ -11,6 +11,9 @@
                 <legend>{% trans "Unpaid or free orders" %}</legend>
                 {% bootstrap_field form.cancel_allow_user layout="control" %}
                 {% bootstrap_field form.cancel_allow_user_until layout="control" %}
+                {% bootstrap_field form.cancel_allow_user_unpaid_keep layout="control" %}
+                {% bootstrap_field form.cancel_allow_user_unpaid_keep_percentage layout="control" %}
+                {% bootstrap_field form.cancel_allow_user_unpaid_keep_fees layout="control" %}
             </fieldset>
             <fieldset>
                 <legend>{% trans "Paid orders" %}</legend>

src/pretix/control/templates/pretixcontrol/event/mail.html

@@ -88,37 +88,37 @@
                 <h4>{% trans "Text" %}</h4>
                 <div class="panel-group" id="questions_group">
                     {% blocktrans asvar title_placed_order %}Placed order{% endblocktrans %}
-                    {% include "pretixcontrol/event/mail_settings_fragment.html" with pid="order_placed" title=title_placed_order items="mail_text_order_placed,mail_send_order_placed_attendee,mail_text_order_placed_attendee" exclude="mail_send_order_placed_attendee" %}
+                    {% include "pretixcontrol/event/mail_settings_fragment.html" with pid="order_placed" title=title_placed_order items="mail_subject_order_placed,mail_text_order_placed,mail_send_order_placed_attendee,mail_subject_order_placed_attendee,mail_text_order_placed_attendee" exclude="mail_send_order_placed_attendee" %}
 
                     {% blocktrans asvar title_paid_order %}Paid order{% endblocktrans %}
-                    {% include "pretixcontrol/event/mail_settings_fragment.html" with pid="order_paid" title=title_paid_order items="mail_text_order_paid,mail_send_order_paid_attendee,mail_text_order_paid_attendee" exclude="mail_send_order_paid_attendee" %}
+                    {% include "pretixcontrol/event/mail_settings_fragment.html" with pid="order_paid" title=title_paid_order items="mail_subject_order_paid,mail_text_order_paid,mail_send_order_paid_attendee,mail_subject_order_paid_attendee,mail_text_order_paid_attendee" exclude="mail_send_order_paid_attendee" %}
 
                     {% blocktrans asvar title_free_order %}Free order{% endblocktrans %}
-                    {% include "pretixcontrol/event/mail_settings_fragment.html" with pid="order_free" title=title_free_order items="mail_text_order_free,mail_send_order_free_attendee,mail_text_order_free_attendee" exclude="mail_send_order_free_attendee" %}
+                    {% include "pretixcontrol/event/mail_settings_fragment.html" with pid="order_free" title=title_free_order items="mail_subject_order_free,mail_text_order_free,mail_send_order_free_attendee,mail_subject_order_free_attendee,mail_text_order_free_attendee" exclude="mail_send_order_free_attendee" %}
 
                     {% blocktrans asvar title_resend_link %}Resend link{% endblocktrans %}
-                    {% include "pretixcontrol/event/mail_settings_fragment.html" with pid="resend_link" title=title_resend_link items="mail_text_resend_link,mail_text_resend_all_links" %}
+                    {% include "pretixcontrol/event/mail_settings_fragment.html" with pid="resend_link" title=title_resend_link items="mail_subject_resend_link,mail_subject_resend_link_attendee,mail_text_resend_link,mail_subject_resend_all_links,mail_text_resend_all_links" %}
 
                     {% blocktrans asvar title_order_changed %}Order changed{% endblocktrans %}
-                    {% include "pretixcontrol/event/mail_settings_fragment.html" with pid="order_changed" title=title_order_changed items="mail_text_order_changed" %}
+                    {% include "pretixcontrol/event/mail_settings_fragment.html" with pid="order_changed" title=title_order_changed items="mail_subject_order_changed,mail_text_order_changed" %}
 
                     {% blocktrans asvar title_payment_reminder %}Payment reminder{% endblocktrans %}
-                    {% include "pretixcontrol/event/mail_settings_fragment.html" with pid="order_expirew" title=title_payment_reminder items="mail_days_order_expire_warning,mail_text_order_expire_warning" exclude="mail_days_order_expire_warning" %}
+                    {% include "pretixcontrol/event/mail_settings_fragment.html" with pid="order_expirew" title=title_payment_reminder items="mail_days_order_expire_warning,mail_subject_order_expire_warning,mail_subject_order_pending_warning,mail_text_order_expire_warning" exclude="mail_days_order_expire_warning" %}
 
                     {% blocktrans asvar title_waiting_list_notification %}Waiting list notification{% endblocktrans %}
-                    {% include "pretixcontrol/event/mail_settings_fragment.html" with pid="waiting_list" title=title_waiting_list_notification items="mail_text_waiting_list" %}
+                    {% include "pretixcontrol/event/mail_settings_fragment.html" with pid="waiting_list" title=title_waiting_list_notification items="mail_subject_waiting_list,mail_text_waiting_list" %}
 
                     {% blocktrans asvar title_order_canceled %}Order canceled{% endblocktrans %}
-                    {% include "pretixcontrol/event/mail_settings_fragment.html" with pid="order_canceled" title=title_order_canceled items="mail_text_order_canceled" %}
+                    {% include "pretixcontrol/event/mail_settings_fragment.html" with pid="order_canceled" title=title_order_canceled items="mail_subject_order_canceled,mail_text_order_canceled" %}
 
                     {% blocktrans asvar title_order_custom_mail %}Order custom mail{% endblocktrans %}
                     {% include "pretixcontrol/event/mail_settings_fragment.html" with pid="custom_mail" title=title_order_custom_mail items="mail_text_order_custom_mail" %}
 
                     {% blocktrans asvar title_download_tickets_reminder %}Reminder to download tickets{% endblocktrans %}
-                    {% include "pretixcontrol/event/mail_settings_fragment.html" with pid="ticket_reminder" title=title_download_tickets_reminder items="mail_days_download_reminder,mail_text_download_reminder,mail_send_download_reminder_attendee,mail_text_download_reminder_attendee,mail_sales_channel_download_reminder" exclude="mail_days_download_reminder,mail_send_download_reminder_attendee,mail_sales_channel_download_reminder" %}
+                    {% include "pretixcontrol/event/mail_settings_fragment.html" with pid="ticket_reminder" title=title_download_tickets_reminder items="mail_days_download_reminder,mail_subject_download_reminder,mail_text_download_reminder,mail_send_download_reminder_attendee,mail_subject_download_reminder_attendee,mail_text_download_reminder_attendee,mail_sales_channel_download_reminder" exclude="mail_days_download_reminder,mail_send_download_reminder_attendee,mail_sales_channel_download_reminder" %}
 
                     {% blocktrans asvar title_require_approval %}Order approval process{% endblocktrans %}
-                    {% include "pretixcontrol/event/mail_settings_fragment.html" with pid="ticket_reminder" title=title_require_approval  items="mail_text_order_placed_require_approval,mail_text_order_approved,mail_text_order_approved_free,mail_text_order_denied" %}
+                    {% include "pretixcontrol/event/mail_settings_fragment.html" with pid="ticket_reminder" title=title_require_approval  items="mail_subject_order_placed_require_approval,mail_text_order_placed_require_approval,mail_subject_order_approved,mail_text_order_approved,mail_subject_order_approved_free,mail_text_order_approved_free,mail_subject_order_denied,mail_text_order_denied" %}
                 </div>
                 <h4>{% trans "Attachments" %}</h4>
                 {% bootstrap_field form.mail_attachment_new_order layout="control" %}

src/pretix/control/templates/pretixcontrol/items/question_edit.html

@@ -118,6 +118,10 @@
                             <button type="button" class="btn btn-default" data-formset-add>
                                 <i class="fa fa-plus"></i> {% trans "Add a new option" %}</button>
                         </p>
+                        <p>
+                            {% trans "or add options from a csv file" %}
+                            <input type="file" id="add-options-csv" accept=".csv" aria-label="{% trans "csv file with answer options" %}">
+                        </p>
                     </div>
                 </div>
             </fieldset>

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

@@ -3,7 +3,6 @@
 {% load bootstrap3 %}
 {% load eventurl %}
 {% load money %}
-{% load country %}
 {% load rich_text %}
 {% load safelink %}
 {% load eventsignal %}
@@ -191,7 +190,13 @@
                         </dd>
                         {% if order.status == "n" %}
                             <dt>{% trans "Expiry date" %}</dt>
-                            <dd>{{ order.expires|date:"SHORT_DATETIME_FORMAT" }}</dd>
+                            <dd>
+                                {{ order.expires|date:"SHORT_DATETIME_FORMAT" }}
+                                {% if has_cancellation_fee and request.event.settings.payment_term_expire_automatically %}
+                                    <span class="fa fa-warning text-danger" data-toggle="tooltip"
+                                          title="{% trans "This order will not expire automatically as it has an open cancellation fee." %}"></span>
+                                {% endif %}
+                            </dd>
                         {% endif %}
                         {% if request.organizer.settings.customer_accounts %}
                             <dt>{% trans "Customer account" %}</dt>
@@ -499,7 +504,7 @@
                                                 {% if line.street or line.zipcode or line.city or line.country %}
                                                     {{ line.street|default_if_none:""|linebreaksbr }}<br>
                                                     {{ line.zipcode|default_if_none:"" }} {{ line.city|default_if_none:"" }}<br>
-                                                    {{ line.country|country_name:request.event.settings.country_names_common }}
+                                                    {{ line.country.name|default_if_none:"" }}
                                                     {% if line.state %}<br>{{ line.state }}{% endif %}
                                                 {% else %}
                                                     <em>{% trans "not answered" %}</em>
@@ -890,9 +895,7 @@
                                     <dt>{% trans "ZIP code and city" %}</dt>
                                     <dd>{{ order.invoice_address.zipcode }} {{ order.invoice_address.city }}</dd>
                                     <dt>{% trans "Country" %}</dt>
-                                    <dd>
-                                        {{ order.invoice_address.country|country_name:request.event.settings.country_names_common|default:order.invoice_address.country_old }}
-                                    </dd>
+                                    <dd>{{ order.invoice_address.country.name|default:order.invoice_address.country_old }}</dd>
                                     {% if order.invoice_address.state %}
                                         <dt>{% trans "State" context "address" %}</dt>
                                         <dd>{{ order.invoice_address.state_name }}</dd>

src/pretix/control/templates/pretixcontrol/organizers/mail.html

@@ -58,13 +58,13 @@
                 <legend>{% trans "E-mail content" %}</legend>
                 <div class="panel-group" id="questions_group">
                     {% blocktrans asvar title_customer_registration %}Customer account registration{% endblocktrans %}
-                    {% include "pretixcontrol/event/mail_settings_fragment.html" with pid="customer_registration" title=title_customer_registration items="mail_text_customer_registration" %}
+                    {% include "pretixcontrol/event/mail_settings_fragment.html" with pid="customer_registration" title=title_customer_registration items="mail_subject_customer_registration,mail_text_customer_registration" %}
 
                     {% blocktrans asvar title_email_change %}Customer account email change{% endblocktrans %}
-                    {% include "pretixcontrol/event/mail_settings_fragment.html" with pid="email_change" title=title_email_change items="mail_text_customer_email_change" %}
+                    {% include "pretixcontrol/event/mail_settings_fragment.html" with pid="email_change" title=title_email_change items="mail_subject_customer_email_change,mail_text_customer_email_change" %}
 
                     {% blocktrans asvar title_reset %}Customer account password reset{% endblocktrans %}
-                    {% include "pretixcontrol/event/mail_settings_fragment.html" with pid="reset" title=title_reset items="mail_text_customer_reset" %}
+                    {% include "pretixcontrol/event/mail_settings_fragment.html" with pid="reset" title=title_reset items="mail_subject_customer_reset,mail_text_customer_reset" %}
                 </div>
             </fieldset>
         </div>

src/pretix/control/templates/pretixcontrol/vouchers/bulk.html

@@ -73,6 +73,7 @@
             <legend>{% trans "Advanced settings" %}</legend>
             {% bootstrap_field form.block_quota layout="control" %}
             {% bootstrap_field form.allow_ignore_quota layout="control" %}
+            {% bootstrap_field form.min_usages layout="control" %}
             {% bootstrap_field form.budget addon_after=request.event.currency layout="control" %}
             {% bootstrap_field form.tag layout="control" %}
             {% bootstrap_field form.comment layout="control" %}

src/pretix/control/templates/pretixcontrol/vouchers/detail.html

@@ -85,6 +85,7 @@
                     <legend>{% trans "Advanced settings" %}</legend>
                     {% bootstrap_field form.block_quota layout="control" %}
                     {% bootstrap_field form.allow_ignore_quota layout="control" %}
+                    {% bootstrap_field form.min_usages layout="control" %}
                     {% bootstrap_field form.budget addon_after=request.event.currency layout="control" %}
                     {% bootstrap_field form.tag layout="control" %}
                     {% bootstrap_field form.comment layout="control" %}

src/pretix/control/views/event.py

@@ -41,6 +41,7 @@ from decimal import Decimal
 from itertools import groupby
 from urllib.parse import urlsplit
 
+import bleach
 from django.conf import settings
 from django.contrib import messages
 from django.contrib.contenttypes.models import ContentType
@@ -723,7 +724,7 @@ class MailSettingsPreview(EventPermissionRequiredMixin, View):
         if preview_item not in MailSettingsForm.base_context:
             return HttpResponseBadRequest(_('invalid item'))
 
-        regex = r"^" + re.escape(preview_item) + r"_(?P<idx>[\d+])$"
+        regex = r"^" + re.escape(preview_item) + r"_(?P<idx>[\d]+)$"
         msgs = {}
         for k, v in request.POST.items():
             # only accept allowed fields
@@ -732,9 +733,12 @@ class MailSettingsPreview(EventPermissionRequiredMixin, View):
                 idx = matched.group('idx')
                 if idx in self.supported_locale:
                     with language(self.supported_locale[idx], self.request.event.settings.region):
-                        msgs[self.supported_locale[idx]] = markdown_compile_email(
-                            v.format_map(self.placeholders(preview_item))
-                        )
+                        if k.startswith('mail_subject_'):
+                            msgs[self.supported_locale[idx]] = bleach.clean(v).format_map(self.placeholders(preview_item))
+                        else:
+                            msgs[self.supported_locale[idx]] = markdown_compile_email(
+                                v.format_map(self.placeholders(preview_item))
+                            )
 
         return JsonResponse({
             'item': preview_item,

src/pretix/control/views/mailsetup.py

@@ -32,6 +32,7 @@ from django.utils.translation import gettext_lazy as _
 from django.views.generic import TemplateView
 
 from pretix.base import email
+from pretix.base.forms import SECRET_REDACTED
 from pretix.base.models import Event
 from pretix.base.services.mail import mail
 from pretix.control.forms.filter import OrganizerFilterForm
@@ -169,6 +170,13 @@ class MailSettingsSetupView(TemplateView):
             )
 
             if allow_save:
+                self.object.settings.smtp_use_custom = False
+                del self.object.settings.smtp_host
+                del self.object.settings.smtp_port
+                del self.object.settings.smtp_username
+                del self.object.settings.smtp_password
+                del self.object.settings.smtp_use_tls
+                del self.object.settings.smtp_use_ssl
                 for k, v in self.simple_form.cleaned_data.items():
                     self.object.settings.set(k, v)
                 self.log_action(self.simple_form.cleaned_data)
@@ -237,7 +245,8 @@ class MailSettingsSetupView(TemplateView):
 
             if request.POST.get('state') == 'save':
                 for k, v in self.smtp_form.cleaned_data.items():
-                    self.object.settings.set(k, v)
+                    if v != SECRET_REDACTED:
+                        self.object.settings.set(k, v)
                 self.object.settings.smtp_use_custom = True
                 self.log_action({**self.smtp_form.cleaned_data, 'smtp_use_custom': True})
                 messages.success(request, _('Your changes have been saved.'))

src/pretix/control/views/main.py

@@ -276,7 +276,8 @@ class EventWizard(SafeSessionWizardView):
                     t.limit_events.add(event)
                 elif event.organizer.settings.event_team_provisioning:
                     t = Team.objects.create(
-                        organizer=event.organizer, name=_('Team {event}').format(event=event.name),
+                        organizer=event.organizer,
+                        name=_('Team {event}').format(event=str(event.name)[:188] + "…" if len(str(event.name)) > 190 else str(event.name)),
                         can_change_event_settings=True, can_change_items=True,
                         can_view_orders=True, can_change_orders=True, can_view_vouchers=True,
                         can_change_vouchers=True

src/pretix/control/views/orders.py

@@ -293,6 +293,7 @@ class OrderDetail(OrderView):
     def get_context_data(self, **kwargs):
         ctx = super().get_context_data(**kwargs)
         ctx['items'] = self.get_items()
+        ctx['has_cancellation_fee'] = any(f.fee_type == OrderFee.FEE_TYPE_CANCELLATION for f in ctx['items']['fees'])
         ctx['event'] = self.request.event
         ctx['payments'] = self.order.payments.order_by('-created')
         ctx['refunds'] = self.order.refunds.select_related('payment').order_by('-created')
@@ -1178,7 +1179,7 @@ class OrderTransition(OrderView):
             }
         )
 
-    def post(self, *args, **kwargs):
+    def post(self, request, *args, **kwargs):
         to = self.request.POST.get('status', '')
         if self.order.status in (Order.STATUS_PENDING, Order.STATUS_EXPIRED) and to == 'p' and self.mark_paid_form.is_valid():
             ps = self.mark_paid_form.cleaned_data['amount']
@@ -1267,38 +1268,41 @@ class OrderTransition(OrderView):
                                                  'confirmation mail.'))
             else:
                 messages.success(self.request, _('The payment has been created successfully.'))
-        elif self.order.cancel_allowed() and to == 'c' and self.mark_canceled_form.is_valid():
-            try:
-                cancel_order(self.order.pk, user=self.request.user,
-                             email_comment=self.mark_canceled_form.cleaned_data['comment'],
-                             send_mail=self.mark_canceled_form.cleaned_data['send_email'],
-                             cancel_invoice=self.mark_canceled_form.cleaned_data.get('cancel_invoice', True),
-                             cancellation_fee=self.mark_canceled_form.cleaned_data.get('cancellation_fee'))
-            except OrderError as e:
-                messages.error(self.request, str(e))
-            else:
-                self.order.refresh_from_db()
-                if self.order.pending_sum < 0:
-                    messages.success(self.request, _('The order has been canceled. You can now select how you want to '
-                                                     'transfer the money back to the user.'))
-                    with language(self.order.locale):
-                        return redirect(reverse('control:event.order.refunds.start', kwargs={
-                            'event': self.request.event.slug,
-                            'organizer': self.request.event.organizer.slug,
-                            'code': self.order.code
-                        }) + '?start-action=do_nothing&start-mode=partial&start-partial_amount={}&giftcard={}&comment={}'.format(
-                            round_decimal(self.order.pending_sum * -1),
-                            'true' if self.req and self.req.refund_as_giftcard else 'false',
-                            quote(gettext('Order canceled'))
-                        ))
+        elif self.order.cancel_allowed() and to == 'c':
+            if self.mark_canceled_form.is_valid():
+                try:
+                    cancel_order(self.order.pk, user=self.request.user,
+                                 email_comment=self.mark_canceled_form.cleaned_data['comment'],
+                                 send_mail=self.mark_canceled_form.cleaned_data['send_email'],
+                                 cancel_invoice=self.mark_canceled_form.cleaned_data.get('cancel_invoice', True),
+                                 cancellation_fee=self.mark_canceled_form.cleaned_data.get('cancellation_fee'))
+                except OrderError as e:
+                    messages.error(self.request, str(e))
+                else:
+                    self.order.refresh_from_db()
+                    if self.order.pending_sum < 0:
+                        messages.success(self.request, _('The order has been canceled. You can now select how you want to '
+                                                         'transfer the money back to the user.'))
+                        with language(self.order.locale):
+                            return redirect(reverse('control:event.order.refunds.start', kwargs={
+                                'event': self.request.event.slug,
+                                'organizer': self.request.event.organizer.slug,
+                                'code': self.order.code
+                            }) + '?start-action=do_nothing&start-mode=partial&start-partial_amount={}&giftcard={}&comment={}'.format(
+                                round_decimal(self.order.pending_sum * -1),
+                                'true' if self.req and self.req.refund_as_giftcard else 'false',
+                                quote(gettext('Order canceled'))
+                            ))
 
-                messages.success(self.request, _('The order has been canceled.'))
+                    messages.success(self.request, _('The order has been canceled.'))
+            else:
+                return self.get(self.request, *args, **kwargs)
         elif self.order.status == Order.STATUS_PENDING and to == 'e':
             mark_order_expired(self.order, user=self.request.user)
             messages.success(self.request, _('The order has been marked as expired.'))
         return redirect(self.get_order_url())
 
-    def get(self, *args, **kwargs):
+    def get(self, request, *args, **kwargs):
         to = self.request.GET.get('status', '')
         if self.order.status in (Order.STATUS_PENDING, Order.STATUS_EXPIRED) and to == 'p':
             return render(self.request, 'pretixcontrol/order/pay.html', {

src/pretix/control/views/organizer.py

@@ -37,6 +37,7 @@ import re
 from datetime import timedelta
 from decimal import Decimal
 
+import bleach
 from django import forms
 from django.conf import settings
 from django.contrib import messages
@@ -65,6 +66,7 @@ from pretix.api.models import WebHook
 from pretix.api.webhooks import manually_retry_all_calls
 from pretix.base.auth import get_auth_backends
 from pretix.base.channels import get_all_sales_channels
+from pretix.base.exporter import OrganizerLevelExportMixin
 from pretix.base.i18n import language
 from pretix.base.models import (
     CachedFile, Customer, Device, Gate, GiftCard, Invoice, LogEntry,
@@ -323,7 +325,7 @@ class MailSettingsPreview(OrganizerPermissionRequiredMixin, View):
         if preview_item not in MailSettingsForm.base_context:
             return HttpResponseBadRequest(_('invalid item'))
 
-        regex = r"^" + re.escape(preview_item) + r"_(?P<idx>[\d+])$"
+        regex = r"^" + re.escape(preview_item) + r"_(?P<idx>[\d]+)$"
         msgs = {}
         for k, v in request.POST.items():
             # only accept allowed fields
@@ -332,9 +334,12 @@ class MailSettingsPreview(OrganizerPermissionRequiredMixin, View):
                 idx = matched.group('idx')
                 if idx in self.supported_locale:
                     with language(self.supported_locale[idx], self.request.organizer.settings.region):
-                        msgs[self.supported_locale[idx]] = markdown_compile_email(
-                            v.format_map(self.placeholders(preview_item))
-                        )
+                        if k.startswith('mail_subject_'):
+                            msgs[self.supported_locale[idx]] = bleach.clean(v).format_map(self.placeholders(preview_item))
+                        else:
+                            msgs[self.supported_locale[idx]] = markdown_compile_email(
+                                v.format_map(self.placeholders(preview_item))
+                            )
 
         return JsonResponse({
             'item': preview_item,
@@ -1508,7 +1513,19 @@ class ExportMixin:
         )
         responses = register_multievent_data_exporters.send(self.request.organizer)
         id = self.request.GET.get("identifier") or self.request.POST.get("exporter")
-        for ex in sorted([response(events, self.request.organizer) for r, response in responses if response], key=lambda ex: str(ex.verbose_name)):
+        raw_exporters = [
+            response(Event.objects.none() if issubclass(response, OrganizerLevelExportMixin) else events, self.request.organizer)
+            for r, response in responses
+            if response
+        ]
+        raw_exporters = [
+            ex for ex in raw_exporters
+            if (
+                not isinstance(ex, OrganizerLevelExportMixin) or
+                self.request.user.has_organizer_permission(self.request.organizer, ex.organizer_required_permission, self.request)
+            )
+        ]
+        for ex in sorted(raw_exporters, key=lambda ex: str(ex.verbose_name)):
             if id and ex.identifier != id:
                 continue
 
@@ -1526,18 +1543,19 @@ class ExportMixin:
                 initial=initial
             )
             ex.form.fields = ex.export_form_fields
-            ex.form.fields.update([
-                ('events',
-                 forms.ModelMultipleChoiceField(
-                     queryset=events,
-                     initial=events,
-                     widget=forms.CheckboxSelectMultiple(
-                         attrs={'class': 'scrolling-multiple-choice'}
-                     ),
-                     label=_('Events'),
-                     required=True
-                 )),
-            ])
+            if not isinstance(ex, OrganizerLevelExportMixin):
+                ex.form.fields.update([
+                    ('events',
+                     forms.ModelMultipleChoiceField(
+                         queryset=events,
+                         initial=events,
+                         widget=forms.CheckboxSelectMultiple(
+                             attrs={'class': 'scrolling-multiple-choice'}
+                         ),
+                         label=_('Events'),
+                         required=True
+                     )),
+                ])
             exporters.append(ex)
         return exporters
 
@@ -2222,7 +2240,7 @@ class CustomerDetailView(OrganizerDetailViewMixin, OrganizerPermissionRequiredMi
             ) + '?id=' + self.customer.identifier + '&token=' + token
             mail(
                 self.customer.email,
-                _('Set a new password for your account at {organizer}').format(organizer=self.request.organizer.name),
+                self.request.organizer.settings.mail_subject_customer_reset,
                 self.request.organizer.settings.mail_text_customer_reset,
                 ctx,
                 locale=self.customer.locale,

src/pretix/control/views/typeahead.py

@@ -763,7 +763,7 @@ def item_meta_values(request, organizer, event):
         or request.user.teams.filter(all_events=True, organizer=organizer, can_change_items=True).exists()
     )
     if not all_access:
-        defaults = matches.filter(
+        defaults = defaults.filter(
             event__id__in=request.user.teams.filter(can_change_items=True).values_list(
                 'limit_events__id', flat=True
             )

src/pretix/helpers/countries.py

@@ -23,8 +23,7 @@ import pyuca
 from babel.core import Locale
 from django.core.cache import cache
 from django.utils import translation
-from django.utils.encoding import force_str
-from django_countries import Countries, CountryTuple
+from django_countries import Countries
 from django_countries.fields import CountryField
 from phonenumbers.data import _COUNTRY_CODE_TO_REGION_CODE
 
@@ -36,7 +35,6 @@ _collator = pyuca.Collator()
 class CachedCountries(Countries):
     _cached_lists = {}
     cache_subkey = None
-    common_names = True
 
     def __iter__(self):
         """
@@ -44,7 +42,7 @@ class CachedCountries(Countries):
         django-countries performs a unicode-aware sorting based on pyuca which is incredibly
         slow.
         """
-        cache_key = "countries:all:{}:{}".format(get_language_without_region(), self.common_names)
+        cache_key = "countries:all:{}".format(get_language_without_region())
         if self.cache_subkey:
             cache_key += ":" + self.cache_subkey
         if cache_key in self._cached_lists:
@@ -62,33 +60,6 @@ class CachedCountries(Countries):
         cache.set(cache_key, val, 3600 * 24 * 30)
         yield from val
 
-    def translate_pair(self, code: str, name=None):
-        # We need to temporarily override this function until
-        # https://github.com/SmileyChris/django-countries/issues/364
-        # is fixed
-        if name is None:
-            name = self.countries[code]
-        if isinstance(name, dict):
-            if "names" in name:
-                country_name: str = name["names"][0]
-            else:
-                country_name = name["name"]
-        else:
-            country_name = name
-        country_name = force_str(country_name)
-        return CountryTuple(code, country_name)
-
-
-class CachedCountriesOfficialNames(CachedCountries):
-    common_names = False
-
-
-def get_cached_countries_class(common_names=True):
-    if common_names:
-        return CachedCountries
-    else:
-        return CachedCountriesOfficialNames
-
 
 class FastCountryField(CountryField):
     def __init__(self, *args, **kwargs):

src/pretix/helpers/logs.py

@@ -21,9 +21,49 @@
 #
 import logging
 
+import sentry_sdk
+from django.core.signals import request_finished
+from django.dispatch import receiver
+
+try:
+    from asgiref.local import Local
+except ImportError:
+    from threading import local as Local
+
 from django.conf import settings
 
 
 class AdminExistsFilter(logging.Filter):
     def filter(self, record):
         return not settings.DEBUG and len(settings.ADMINS) > 0
+
+
+local = Local()
+
+
+class RequestIdFilter(logging.Filter):
+    def filter(self, record):
+        record.request_id = getattr(local, 'request_id', None)
+        return True
+
+
+class RequestIdMiddleware:
+    def __init__(self, get_response):
+        self.get_response = get_response
+
+    def __call__(self, request):
+        if settings.REQUEST_ID_HEADER and settings.REQUEST_ID_HEADER in request.headers:
+            local.request_id = request.request_id = request.headers[settings.REQUEST_ID_HEADER]
+
+            if settings.SENTRY_ENABLED:
+                sentry_sdk.set_tag("request_id", request.request_id)
+        else:
+            local.request_id = request.request_id = None
+
+        return self.get_response(request)
+
+
+@receiver(request_finished)
+def on_request_finished(sender, **kwargs):
+    # not part of middleware, since things could be logged after the middleware stack is finished
+    local.request_id = None

src/pretix/helpers/safe_openpyxl.py

@@ -74,7 +74,30 @@ def SafeCell(*args, value=None, **kwargs):
     return c
 
 
-class SafeAppendMixin:
+class SafeWriteOnlyWorksheet(WriteOnlyWorksheet):
+    def append(self, row):
+        if not isgenerator(row) and not isinstance(row, (list, tuple, range)):
+            self._invalid_row(row)
+
+        self._get_writer()
+
+        if self._rows is None:
+            self._rows = self._write_rows()
+            next(self._rows)
+
+        filtered_row = []
+        for content in row:
+            if isinstance(content, Cell):
+                filtered_row.append(content)
+            else:
+                filtered_row.append(
+                    SafeCell(self, row=1, column=1, value=remove_invalid_excel_chars(content))
+                )
+
+        self._rows.send(filtered_row)
+
+
+class SafeWorksheet(Worksheet):
     def append(self, iterable):
         row_idx = self._current_row + 1
 
@@ -105,21 +128,16 @@ class SafeAppendMixin:
         self._current_row = row_idx
 
 
-class SafeWriteOnlyWorksheet(SafeAppendMixin, WriteOnlyWorksheet):
-    pass
-
-
-class SafeWorksheet(SafeAppendMixin, Worksheet):
-    pass
-
-
 class SafeWorkbook(Workbook):
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
         if self._sheets:
             # monkeypatch existing sheets
             for s in self._sheets:
-                s.append = SafeAppendMixin.append
+                if self.write_only:
+                    s.append = SafeWriteOnlyWorksheet.append
+                else:
+                    s.append = SafeWorksheet.append
 
     def create_sheet(self, title=None, index=None):
         if self.read_only:

src/pretix/locale/ar/LC_MESSAGES/djangojs.po

@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2022-09-19 16:32+0000\n"
+"POT-Creation-Date: 2022-11-07 15:22+0000\n"
 "PO-Revision-Date: 2021-09-15 11:22+0000\n"
 "Last-Translator: Mohamed Tawfiq <mtawfiq@wafyapp.com>\n"
 "Language-Team: Arabic <https://translate.pretix.eu/projects/pretix/pretix-js/"
@@ -132,18 +132,18 @@ msgstr ""
 msgid "Mercado Pago"
 msgstr ""
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:157
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:159
 #: pretix/plugins/webcheckin/static/pretixplugins/webcheckin/main.js:48
 msgid "Continue"
 msgstr "المتابعة"
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:215
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:217
 #: pretix/plugins/stripe/static/pretixplugins/stripe/pretix-stripe.js:152
 #: pretix/plugins/stripe/static/pretixplugins/stripe/pretix-stripe.js:183
 msgid "Confirming your payment …"
 msgstr "جاري تأكيد الدفع الخاص بك …"
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:240
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:242
 msgid "Payment method unavailable"
 msgstr ""
 
@@ -643,32 +643,32 @@ msgstr[3] "سيتم حجز العناصر لك في سلة التسوق لعدة
 msgstr[4] "سيتم حجز العناصر لك في سلة التسوق لدقائق {num}."
 msgstr[5] "سيتم حجز العناصر لك في سلة التسوق لمدة {num}."
 
-#: pretix/static/pretixpresale/js/ui/main.js:144
+#: pretix/static/pretixpresale/js/ui/main.js:152
 msgid "The organizer keeps %(currency)s %(amount)s"
 msgstr "يحصل المنظم على %(currency) %(amount)"
 
-#: pretix/static/pretixpresale/js/ui/main.js:152
+#: pretix/static/pretixpresale/js/ui/main.js:160
 msgid "You get %(currency)s %(amount)s back"
 msgstr "ستسترد %(currency)%(amount)"
 
-#: pretix/static/pretixpresale/js/ui/main.js:168
+#: pretix/static/pretixpresale/js/ui/main.js:176
 msgid "Please enter the amount the organizer can keep."
 msgstr "الرجاء إدخال المبلغ الذي يمكن للمنظم الاحتفاظ به."
 
-#: pretix/static/pretixpresale/js/ui/main.js:380
+#: pretix/static/pretixpresale/js/ui/main.js:388
 msgid "Please enter a quantity for one of the ticket types."
 msgstr "الرجاء إدخال عدد لأحد أنواع التذاكر."
 
-#: pretix/static/pretixpresale/js/ui/main.js:416
+#: pretix/static/pretixpresale/js/ui/main.js:424
 msgid "required"
 msgstr "مطلوب"
 
-#: pretix/static/pretixpresale/js/ui/main.js:519
-#: pretix/static/pretixpresale/js/ui/main.js:538
+#: pretix/static/pretixpresale/js/ui/main.js:527
+#: pretix/static/pretixpresale/js/ui/main.js:546
 msgid "Time zone:"
 msgstr "المنطقة الزمنية:"
 
-#: pretix/static/pretixpresale/js/ui/main.js:529
+#: pretix/static/pretixpresale/js/ui/main.js:537
 msgid "Your local time:"
 msgstr "التوقيت المحلي:"
 

src/pretix/locale/ca/LC_MESSAGES/djangojs.po

@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2022-09-19 16:32+0000\n"
+"POT-Creation-Date: 2022-11-07 15:22+0000\n"
 "PO-Revision-Date: 2020-12-19 07:00+0000\n"
 "Last-Translator: albert <albert.serra.monner@gmail.com>\n"
 "Language-Team: Catalan <https://translate.pretix.eu/projects/pretix/pretix-"
@@ -129,18 +129,18 @@ msgstr ""
 msgid "Mercado Pago"
 msgstr ""
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:157
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:159
 #: pretix/plugins/webcheckin/static/pretixplugins/webcheckin/main.js:48
 msgid "Continue"
 msgstr ""
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:215
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:217
 #: pretix/plugins/stripe/static/pretixplugins/stripe/pretix-stripe.js:152
 #: pretix/plugins/stripe/static/pretixplugins/stripe/pretix-stripe.js:183
 msgid "Confirming your payment …"
 msgstr ""
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:240
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:242
 msgid "Payment method unavailable"
 msgstr ""
 
@@ -616,34 +616,34 @@ msgid_plural "The items in your cart are reserved for you for {num} minutes."
 msgstr[0] "El contingut de la cistella ja no el teniu reservat."
 msgstr[1] "El contingut de la cistella ja no el teniu reservat."
 
-#: pretix/static/pretixpresale/js/ui/main.js:144
+#: pretix/static/pretixpresale/js/ui/main.js:152
 msgid "The organizer keeps %(currency)s %(amount)s"
 msgstr ""
 
-#: pretix/static/pretixpresale/js/ui/main.js:152
+#: pretix/static/pretixpresale/js/ui/main.js:160
 msgid "You get %(currency)s %(amount)s back"
 msgstr ""
 
-#: pretix/static/pretixpresale/js/ui/main.js:168
+#: pretix/static/pretixpresale/js/ui/main.js:176
 msgid "Please enter the amount the organizer can keep."
 msgstr ""
 
-#: pretix/static/pretixpresale/js/ui/main.js:380
+#: pretix/static/pretixpresale/js/ui/main.js:388
 msgid "Please enter a quantity for one of the ticket types."
 msgstr ""
 
-#: pretix/static/pretixpresale/js/ui/main.js:416
+#: pretix/static/pretixpresale/js/ui/main.js:424
 #, fuzzy
 #| msgid "Cart expired"
 msgid "required"
 msgstr "Cistella expirada"
 
-#: pretix/static/pretixpresale/js/ui/main.js:519
-#: pretix/static/pretixpresale/js/ui/main.js:538
+#: pretix/static/pretixpresale/js/ui/main.js:527
+#: pretix/static/pretixpresale/js/ui/main.js:546
 msgid "Time zone:"
 msgstr ""
 
-#: pretix/static/pretixpresale/js/ui/main.js:529
+#: pretix/static/pretixpresale/js/ui/main.js:537
 msgid "Your local time:"
 msgstr ""
 

src/pretix/locale/cs/LC_MESSAGES/djangojs.po

@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2022-09-19 16:32+0000\n"
+"POT-Creation-Date: 2022-11-07 15:22+0000\n"
 "PO-Revision-Date: 2021-12-06 23:00+0000\n"
 "Last-Translator: Ondřej Sokol <osokol@treesoft.cz>\n"
 "Language-Team: Czech <https://translate.pretix.eu/projects/pretix/pretix-js/"
@@ -131,18 +131,18 @@ msgstr ""
 msgid "Mercado Pago"
 msgstr ""
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:157
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:159
 #: pretix/plugins/webcheckin/static/pretixplugins/webcheckin/main.js:48
 msgid "Continue"
 msgstr "Pokračovat"
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:215
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:217
 #: pretix/plugins/stripe/static/pretixplugins/stripe/pretix-stripe.js:152
 #: pretix/plugins/stripe/static/pretixplugins/stripe/pretix-stripe.js:183
 msgid "Confirming your payment …"
 msgstr "Potvrzuji vaši platbu …"
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:240
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:242
 msgid "Payment method unavailable"
 msgstr ""
 
@@ -636,32 +636,32 @@ msgstr[1] ""
 msgstr[2] ""
 "Produkty v nákupním košíku jsou pro vás rezervovány na dalších {num} minut."
 
-#: pretix/static/pretixpresale/js/ui/main.js:144
+#: pretix/static/pretixpresale/js/ui/main.js:152
 msgid "The organizer keeps %(currency)s %(amount)s"
 msgstr "Organizátor si ponechává %(currency)s %(amount)s"
 
-#: pretix/static/pretixpresale/js/ui/main.js:152
+#: pretix/static/pretixpresale/js/ui/main.js:160
 msgid "You get %(currency)s %(amount)s back"
 msgstr "Dostanete %(currency)s %(amount)s zpět"
 
-#: pretix/static/pretixpresale/js/ui/main.js:168
+#: pretix/static/pretixpresale/js/ui/main.js:176
 msgid "Please enter the amount the organizer can keep."
 msgstr "Zadejte částku, kterou si organizátor může ponechat."
 
-#: pretix/static/pretixpresale/js/ui/main.js:380
+#: pretix/static/pretixpresale/js/ui/main.js:388
 msgid "Please enter a quantity for one of the ticket types."
 msgstr "Zadejte prosím množství pro jeden z typů vstupenek."
 
-#: pretix/static/pretixpresale/js/ui/main.js:416
+#: pretix/static/pretixpresale/js/ui/main.js:424
 msgid "required"
 msgstr "povinný"
 
-#: pretix/static/pretixpresale/js/ui/main.js:519
-#: pretix/static/pretixpresale/js/ui/main.js:538
+#: pretix/static/pretixpresale/js/ui/main.js:527
+#: pretix/static/pretixpresale/js/ui/main.js:546
 msgid "Time zone:"
 msgstr "Časové pásmo:"
 
-#: pretix/static/pretixpresale/js/ui/main.js:529
+#: pretix/static/pretixpresale/js/ui/main.js:537
 msgid "Your local time:"
 msgstr "Místní čas:"
 

src/pretix/locale/da/LC_MESSAGES/djangojs.po

@@ -6,7 +6,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: \n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2022-09-19 16:32+0000\n"
+"POT-Creation-Date: 2022-11-07 15:22+0000\n"
 "PO-Revision-Date: 2022-04-01 13:36+0000\n"
 "Last-Translator: Anna-itk <abc@aarhus.dk>\n"
 "Language-Team: Danish <https://translate.pretix.eu/projects/pretix/pretix-js/"
@@ -130,7 +130,7 @@ msgstr ""
 msgid "Mercado Pago"
 msgstr ""
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:157
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:159
 #: pretix/plugins/webcheckin/static/pretixplugins/webcheckin/main.js:48
 #, fuzzy
 #| msgctxt "widget"
@@ -138,13 +138,13 @@ msgstr ""
 msgid "Continue"
 msgstr "Fortsæt"
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:215
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:217
 #: pretix/plugins/stripe/static/pretixplugins/stripe/pretix-stripe.js:152
 #: pretix/plugins/stripe/static/pretixplugins/stripe/pretix-stripe.js:183
 msgid "Confirming your payment …"
 msgstr "Bekræfter din betaling …"
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:240
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:242
 msgid "Payment method unavailable"
 msgstr ""
 
@@ -665,40 +665,40 @@ msgid_plural "The items in your cart are reserved for you for {num} minutes."
 msgstr[0] "Varerne i din kurv er reserveret for dig i et minut."
 msgstr[1] "Varerne i din kurv er reserveret for dig i {num} minutter."
 
-#: pretix/static/pretixpresale/js/ui/main.js:144
+#: pretix/static/pretixpresale/js/ui/main.js:152
 #, fuzzy
 #| msgctxt "widget"
 #| msgid "from %(currency)s %(price)s"
 msgid "The organizer keeps %(currency)s %(amount)s"
 msgstr "fra %(currency)s %(price)s"
 
-#: pretix/static/pretixpresale/js/ui/main.js:152
+#: pretix/static/pretixpresale/js/ui/main.js:160
 #, fuzzy
 #| msgctxt "widget"
 #| msgid "from %(currency)s %(price)s"
 msgid "You get %(currency)s %(amount)s back"
 msgstr "fra %(currency)s %(price)s"
 
-#: pretix/static/pretixpresale/js/ui/main.js:168
+#: pretix/static/pretixpresale/js/ui/main.js:176
 msgid "Please enter the amount the organizer can keep."
 msgstr ""
 
-#: pretix/static/pretixpresale/js/ui/main.js:380
+#: pretix/static/pretixpresale/js/ui/main.js:388
 msgid "Please enter a quantity for one of the ticket types."
 msgstr ""
 
-#: pretix/static/pretixpresale/js/ui/main.js:416
+#: pretix/static/pretixpresale/js/ui/main.js:424
 #, fuzzy
 #| msgid "Cart expired"
 msgid "required"
 msgstr "Kurv udløbet"
 
-#: pretix/static/pretixpresale/js/ui/main.js:519
-#: pretix/static/pretixpresale/js/ui/main.js:538
+#: pretix/static/pretixpresale/js/ui/main.js:527
+#: pretix/static/pretixpresale/js/ui/main.js:546
 msgid "Time zone:"
 msgstr "Tidszone:"
 
-#: pretix/static/pretixpresale/js/ui/main.js:529
+#: pretix/static/pretixpresale/js/ui/main.js:537
 msgid "Your local time:"
 msgstr "Din lokaltid:"
 

src/pretix/locale/de/LC_MESSAGES/djangojs.po

@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: \n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2022-09-19 16:32+0000\n"
+"POT-Creation-Date: 2022-11-07 15:22+0000\n"
 "PO-Revision-Date: 2022-07-26 08:58+0000\n"
 "Last-Translator: Raphael Michel <michel@rami.io>\n"
 "Language-Team: German <https://translate.pretix.eu/projects/pretix/pretix-js/"
@@ -129,18 +129,18 @@ msgstr "WeChat Pay"
 msgid "Mercado Pago"
 msgstr "Mercado Pago"
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:157
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:159
 #: pretix/plugins/webcheckin/static/pretixplugins/webcheckin/main.js:48
 msgid "Continue"
 msgstr "Fortfahren"
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:215
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:217
 #: pretix/plugins/stripe/static/pretixplugins/stripe/pretix-stripe.js:152
 #: pretix/plugins/stripe/static/pretixplugins/stripe/pretix-stripe.js:183
 msgid "Confirming your payment …"
 msgstr "Zahlung wird bestätigt …"
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:240
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:242
 msgid "Payment method unavailable"
 msgstr "Zahlungsmethode nicht verfügbar"
 
@@ -638,32 +638,32 @@ msgstr[0] ""
 msgstr[1] ""
 "Die Produkte in Ihrem Warenkorb sind noch {num} Minuten für Sie reserviert."
 
-#: pretix/static/pretixpresale/js/ui/main.js:144
+#: pretix/static/pretixpresale/js/ui/main.js:152
 msgid "The organizer keeps %(currency)s %(amount)s"
 msgstr "Der Veranstalter behält %(currency)s %(amount)s ein"
 
-#: pretix/static/pretixpresale/js/ui/main.js:152
+#: pretix/static/pretixpresale/js/ui/main.js:160
 msgid "You get %(currency)s %(amount)s back"
 msgstr "Sie erhalten %(currency)s %(amount)s zurück"
 
-#: pretix/static/pretixpresale/js/ui/main.js:168
+#: pretix/static/pretixpresale/js/ui/main.js:176
 msgid "Please enter the amount the organizer can keep."
 msgstr "Bitte geben Sie den Betrag ein, den der Veranstalter einbehalten darf."
 
-#: pretix/static/pretixpresale/js/ui/main.js:380
+#: pretix/static/pretixpresale/js/ui/main.js:388
 msgid "Please enter a quantity for one of the ticket types."
 msgstr "Bitte tragen Sie eine Menge für eines der Produkte ein."
 
-#: pretix/static/pretixpresale/js/ui/main.js:416
+#: pretix/static/pretixpresale/js/ui/main.js:424
 msgid "required"
 msgstr "verpflichtend"
 
-#: pretix/static/pretixpresale/js/ui/main.js:519
-#: pretix/static/pretixpresale/js/ui/main.js:538
+#: pretix/static/pretixpresale/js/ui/main.js:527
+#: pretix/static/pretixpresale/js/ui/main.js:546
 msgid "Time zone:"
 msgstr "Zeitzone:"
 
-#: pretix/static/pretixpresale/js/ui/main.js:529
+#: pretix/static/pretixpresale/js/ui/main.js:537
 msgid "Your local time:"
 msgstr "Deine lokale Zeit:"
 

src/pretix/locale/de_Informal/LC_MESSAGES/djangojs.po

@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: \n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2022-09-19 16:32+0000\n"
+"POT-Creation-Date: 2022-11-07 15:22+0000\n"
 "PO-Revision-Date: 2022-07-26 08:58+0000\n"
 "Last-Translator: Raphael Michel <michel@rami.io>\n"
 "Language-Team: German (informal) <https://translate.pretix.eu/projects/"
@@ -129,18 +129,18 @@ msgstr "WeChat Pay"
 msgid "Mercado Pago"
 msgstr "Mercado Pago"
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:157
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:159
 #: pretix/plugins/webcheckin/static/pretixplugins/webcheckin/main.js:48
 msgid "Continue"
 msgstr "Fortfahren"
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:215
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:217
 #: pretix/plugins/stripe/static/pretixplugins/stripe/pretix-stripe.js:152
 #: pretix/plugins/stripe/static/pretixplugins/stripe/pretix-stripe.js:183
 msgid "Confirming your payment …"
 msgstr "Zahlung wird bestätigt …"
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:240
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:242
 msgid "Payment method unavailable"
 msgstr "Zahlungsmethode nicht verfügbar"
 
@@ -637,32 +637,32 @@ msgstr[0] ""
 msgstr[1] ""
 "Die Produkte in deinem Warenkorb sind noch {num} Minuten für dich reserviert."
 
-#: pretix/static/pretixpresale/js/ui/main.js:144
+#: pretix/static/pretixpresale/js/ui/main.js:152
 msgid "The organizer keeps %(currency)s %(amount)s"
 msgstr "Der Veranstalter behält %(currency)s %(amount)s ein"
 
-#: pretix/static/pretixpresale/js/ui/main.js:152
+#: pretix/static/pretixpresale/js/ui/main.js:160
 msgid "You get %(currency)s %(amount)s back"
 msgstr "Du erhältst %(currency)s %(amount)s zurück"
 
-#: pretix/static/pretixpresale/js/ui/main.js:168
+#: pretix/static/pretixpresale/js/ui/main.js:176
 msgid "Please enter the amount the organizer can keep."
 msgstr "Bitte gib den Betrag ein, den der Veranstalter einbehalten darf."
 
-#: pretix/static/pretixpresale/js/ui/main.js:380
+#: pretix/static/pretixpresale/js/ui/main.js:388
 msgid "Please enter a quantity for one of the ticket types."
 msgstr "Bitte trage eine Menge für eines der Produkte ein."
 
-#: pretix/static/pretixpresale/js/ui/main.js:416
+#: pretix/static/pretixpresale/js/ui/main.js:424
 msgid "required"
 msgstr "verpflichtend"
 
-#: pretix/static/pretixpresale/js/ui/main.js:519
-#: pretix/static/pretixpresale/js/ui/main.js:538
+#: pretix/static/pretixpresale/js/ui/main.js:527
+#: pretix/static/pretixpresale/js/ui/main.js:546
 msgid "Time zone:"
 msgstr "Zeitzone:"
 
-#: pretix/static/pretixpresale/js/ui/main.js:529
+#: pretix/static/pretixpresale/js/ui/main.js:537
 msgid "Your local time:"
 msgstr "Deine lokale Zeit:"
 

src/pretix/locale/djangojs.pot

@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2022-09-19 16:32+0000\n"
+"POT-Creation-Date: 2022-11-07 15:22+0000\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -128,18 +128,18 @@ msgstr ""
 msgid "Mercado Pago"
 msgstr ""
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:157
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:159
 #: pretix/plugins/webcheckin/static/pretixplugins/webcheckin/main.js:48
 msgid "Continue"
 msgstr ""
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:215
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:217
 #: pretix/plugins/stripe/static/pretixplugins/stripe/pretix-stripe.js:152
 #: pretix/plugins/stripe/static/pretixplugins/stripe/pretix-stripe.js:183
 msgid "Confirming your payment …"
 msgstr ""
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:240
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:242
 msgid "Payment method unavailable"
 msgstr ""
 
@@ -611,32 +611,32 @@ msgid_plural "The items in your cart are reserved for you for {num} minutes."
 msgstr[0] ""
 msgstr[1] ""
 
-#: pretix/static/pretixpresale/js/ui/main.js:144
+#: pretix/static/pretixpresale/js/ui/main.js:152
 msgid "The organizer keeps %(currency)s %(amount)s"
 msgstr ""
 
-#: pretix/static/pretixpresale/js/ui/main.js:152
+#: pretix/static/pretixpresale/js/ui/main.js:160
 msgid "You get %(currency)s %(amount)s back"
 msgstr ""
 
-#: pretix/static/pretixpresale/js/ui/main.js:168
+#: pretix/static/pretixpresale/js/ui/main.js:176
 msgid "Please enter the amount the organizer can keep."
 msgstr ""
 
-#: pretix/static/pretixpresale/js/ui/main.js:380
+#: pretix/static/pretixpresale/js/ui/main.js:388
 msgid "Please enter a quantity for one of the ticket types."
 msgstr ""
 
-#: pretix/static/pretixpresale/js/ui/main.js:416
+#: pretix/static/pretixpresale/js/ui/main.js:424
 msgid "required"
 msgstr ""
 
-#: pretix/static/pretixpresale/js/ui/main.js:519
-#: pretix/static/pretixpresale/js/ui/main.js:538
+#: pretix/static/pretixpresale/js/ui/main.js:527
+#: pretix/static/pretixpresale/js/ui/main.js:546
 msgid "Time zone:"
 msgstr ""
 
-#: pretix/static/pretixpresale/js/ui/main.js:529
+#: pretix/static/pretixpresale/js/ui/main.js:537
 msgid "Your local time:"
 msgstr ""
 

src/pretix/locale/el/LC_MESSAGES/djangojs.po

@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2022-09-19 16:32+0000\n"
+"POT-Creation-Date: 2022-11-07 15:22+0000\n"
 "PO-Revision-Date: 2019-10-03 19:00+0000\n"
 "Last-Translator: Chris Spy <chrispiropoulou@hotmail.com>\n"
 "Language-Team: Greek <https://translate.pretix.eu/projects/pretix/pretix-js/"
@@ -131,7 +131,7 @@ msgstr ""
 msgid "Mercado Pago"
 msgstr ""
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:157
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:159
 #: pretix/plugins/webcheckin/static/pretixplugins/webcheckin/main.js:48
 #, fuzzy
 #| msgctxt "widget"
@@ -139,13 +139,13 @@ msgstr ""
 msgid "Continue"
 msgstr "Συνέχεια"
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:215
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:217
 #: pretix/plugins/stripe/static/pretixplugins/stripe/pretix-stripe.js:152
 #: pretix/plugins/stripe/static/pretixplugins/stripe/pretix-stripe.js:183
 msgid "Confirming your payment …"
 msgstr ""
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:240
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:242
 msgid "Payment method unavailable"
 msgstr ""
 
@@ -677,40 +677,40 @@ msgid_plural "The items in your cart are reserved for you for {num} minutes."
 msgstr[0] "Τα είδη στο καλάθι θα παραμείνουν δεσμευμένα για ένα λεπτό."
 msgstr[1] "Τα είδη στο καλάθι θα παραμείνουν δεσμευμένα για {num} λεπτά."
 
-#: pretix/static/pretixpresale/js/ui/main.js:144
+#: pretix/static/pretixpresale/js/ui/main.js:152
 #, fuzzy
 #| msgctxt "widget"
 #| msgid "from %(currency)s %(price)s"
 msgid "The organizer keeps %(currency)s %(amount)s"
 msgstr "απο %(currency)s %(price)s"
 
-#: pretix/static/pretixpresale/js/ui/main.js:152
+#: pretix/static/pretixpresale/js/ui/main.js:160
 #, fuzzy
 #| msgctxt "widget"
 #| msgid "from %(currency)s %(price)s"
 msgid "You get %(currency)s %(amount)s back"
 msgstr "απο %(currency)s %(price)s"
 
-#: pretix/static/pretixpresale/js/ui/main.js:168
+#: pretix/static/pretixpresale/js/ui/main.js:176
 msgid "Please enter the amount the organizer can keep."
 msgstr ""
 
-#: pretix/static/pretixpresale/js/ui/main.js:380
+#: pretix/static/pretixpresale/js/ui/main.js:388
 msgid "Please enter a quantity for one of the ticket types."
 msgstr "Εισαγάγετε μια ποσότητα για έναν από τους τύπους εισιτηρίων."
 
-#: pretix/static/pretixpresale/js/ui/main.js:416
+#: pretix/static/pretixpresale/js/ui/main.js:424
 #, fuzzy
 #| msgid "Cart expired"
 msgid "required"
 msgstr "Το καλάθι έληξε"
 
-#: pretix/static/pretixpresale/js/ui/main.js:519
-#: pretix/static/pretixpresale/js/ui/main.js:538
+#: pretix/static/pretixpresale/js/ui/main.js:527
+#: pretix/static/pretixpresale/js/ui/main.js:546
 msgid "Time zone:"
 msgstr ""
 
-#: pretix/static/pretixpresale/js/ui/main.js:529
+#: pretix/static/pretixpresale/js/ui/main.js:537
 msgid "Your local time:"
 msgstr ""
 

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

@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2022-09-19 16:32+0000\n"
+"POT-Creation-Date: 2022-11-07 15:22+0000\n"
 "PO-Revision-Date: 2021-11-25 21:00+0000\n"
 "Last-Translator: Ismael Menéndez Fernández <ismael.menendez@balidea.com>\n"
 "Language-Team: Spanish <https://translate.pretix.eu/projects/pretix/pretix-"
@@ -131,18 +131,18 @@ msgstr ""
 msgid "Mercado Pago"
 msgstr ""
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:157
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:159
 #: pretix/plugins/webcheckin/static/pretixplugins/webcheckin/main.js:48
 msgid "Continue"
 msgstr "Continuar"
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:215
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:217
 #: pretix/plugins/stripe/static/pretixplugins/stripe/pretix-stripe.js:152
 #: pretix/plugins/stripe/static/pretixplugins/stripe/pretix-stripe.js:183
 msgid "Confirming your payment …"
 msgstr "Confirmando el pago…"
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:240
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:242
 msgid "Payment method unavailable"
 msgstr ""
 
@@ -637,32 +637,32 @@ msgstr[0] ""
 msgstr[1] ""
 "Los elementos en su carrito de compras se han reservado por {num} minutos."
 
-#: pretix/static/pretixpresale/js/ui/main.js:144
+#: pretix/static/pretixpresale/js/ui/main.js:152
 msgid "The organizer keeps %(currency)s %(amount)s"
 msgstr "El organizador se queda %(currency)s %(price)s"
 
-#: pretix/static/pretixpresale/js/ui/main.js:152
+#: pretix/static/pretixpresale/js/ui/main.js:160
 msgid "You get %(currency)s %(amount)s back"
 msgstr "Obtienes %(currency)s %(price)s de vuelta"
 
-#: pretix/static/pretixpresale/js/ui/main.js:168
+#: pretix/static/pretixpresale/js/ui/main.js:176
 msgid "Please enter the amount the organizer can keep."
 msgstr "Por favor, ingrese el monto que el organizador puede quedarse."
 
-#: pretix/static/pretixpresale/js/ui/main.js:380
+#: pretix/static/pretixpresale/js/ui/main.js:388
 msgid "Please enter a quantity for one of the ticket types."
 msgstr "Por favor, introduzca un valor para cada tipo de entrada."
 
-#: pretix/static/pretixpresale/js/ui/main.js:416
+#: pretix/static/pretixpresale/js/ui/main.js:424
 msgid "required"
 msgstr "campo requerido"
 
-#: pretix/static/pretixpresale/js/ui/main.js:519
-#: pretix/static/pretixpresale/js/ui/main.js:538
+#: pretix/static/pretixpresale/js/ui/main.js:527
+#: pretix/static/pretixpresale/js/ui/main.js:546
 msgid "Time zone:"
 msgstr "Zona horaria:"
 
-#: pretix/static/pretixpresale/js/ui/main.js:529
+#: pretix/static/pretixpresale/js/ui/main.js:537
 msgid "Your local time:"
 msgstr "Su hora local:"
 

src/pretix/locale/fi/LC_MESSAGES/djangojs.po

@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2022-09-19 16:32+0000\n"
+"POT-Creation-Date: 2022-11-07 15:22+0000\n"
 "PO-Revision-Date: 2021-11-10 05:00+0000\n"
 "Last-Translator: Jaakko Rinta-Filppula <jaakko@r-f.fi>\n"
 "Language-Team: Finnish <https://translate.pretix.eu/projects/pretix/pretix-"
@@ -131,7 +131,7 @@ msgstr ""
 msgid "Mercado Pago"
 msgstr ""
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:157
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:159
 #: pretix/plugins/webcheckin/static/pretixplugins/webcheckin/main.js:48
 #, fuzzy
 #| msgctxt "widget"
@@ -139,13 +139,13 @@ msgstr ""
 msgid "Continue"
 msgstr "Jatka"
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:215
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:217
 #: pretix/plugins/stripe/static/pretixplugins/stripe/pretix-stripe.js:152
 #: pretix/plugins/stripe/static/pretixplugins/stripe/pretix-stripe.js:183
 msgid "Confirming your payment …"
 msgstr "Maksuasi vahvistetaan …"
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:240
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:242
 msgid "Payment method unavailable"
 msgstr ""
 
@@ -636,34 +636,34 @@ msgid_plural "The items in your cart are reserved for you for {num} minutes."
 msgstr[0] "Ostoskorissasi olevat tuotteet eivät ole enää varattu sinulle."
 msgstr[1] "Ostoskorissasi olevat tuotteet eivät ole enää varattu sinulle."
 
-#: pretix/static/pretixpresale/js/ui/main.js:144
+#: pretix/static/pretixpresale/js/ui/main.js:152
 msgid "The organizer keeps %(currency)s %(amount)s"
 msgstr ""
 
-#: pretix/static/pretixpresale/js/ui/main.js:152
+#: pretix/static/pretixpresale/js/ui/main.js:160
 msgid "You get %(currency)s %(amount)s back"
 msgstr ""
 
-#: pretix/static/pretixpresale/js/ui/main.js:168
+#: pretix/static/pretixpresale/js/ui/main.js:176
 msgid "Please enter the amount the organizer can keep."
 msgstr ""
 
-#: pretix/static/pretixpresale/js/ui/main.js:380
+#: pretix/static/pretixpresale/js/ui/main.js:388
 msgid "Please enter a quantity for one of the ticket types."
 msgstr ""
 
-#: pretix/static/pretixpresale/js/ui/main.js:416
+#: pretix/static/pretixpresale/js/ui/main.js:424
 #, fuzzy
 #| msgid "Cart expired"
 msgid "required"
 msgstr "Ostoskori on vanhentunut"
 
-#: pretix/static/pretixpresale/js/ui/main.js:519
-#: pretix/static/pretixpresale/js/ui/main.js:538
+#: pretix/static/pretixpresale/js/ui/main.js:527
+#: pretix/static/pretixpresale/js/ui/main.js:546
 msgid "Time zone:"
 msgstr "Aikavyöhyke:"
 
-#: pretix/static/pretixpresale/js/ui/main.js:529
+#: pretix/static/pretixpresale/js/ui/main.js:537
 msgid "Your local time:"
 msgstr ""
 

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

@@ -6,7 +6,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: French\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2022-09-19 16:32+0000\n"
+"POT-Creation-Date: 2022-11-07 15:22+0000\n"
 "PO-Revision-Date: 2022-04-07 10:40+0000\n"
 "Last-Translator: Eva-Maria Obermann <obermann@rami.io>\n"
 "Language-Team: French <https://translate.pretix.eu/projects/pretix/pretix-js/"
@@ -130,7 +130,7 @@ msgstr ""
 msgid "Mercado Pago"
 msgstr ""
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:157
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:159
 #: pretix/plugins/webcheckin/static/pretixplugins/webcheckin/main.js:48
 #, fuzzy
 #| msgctxt "widget"
@@ -138,13 +138,13 @@ msgstr ""
 msgid "Continue"
 msgstr "Continuer"
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:215
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:217
 #: pretix/plugins/stripe/static/pretixplugins/stripe/pretix-stripe.js:152
 #: pretix/plugins/stripe/static/pretixplugins/stripe/pretix-stripe.js:183
 msgid "Confirming your payment …"
 msgstr "Confirmation de votre paiment…"
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:240
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:242
 msgid "Payment method unavailable"
 msgstr ""
 
@@ -665,40 +665,40 @@ msgid_plural "The items in your cart are reserved for you for {num} minutes."
 msgstr[0] "Les articles de votre panier sont réservés pour une minute."
 msgstr[1] "Les articles de votre panier sont réservés pendant {num} minutes."
 
-#: pretix/static/pretixpresale/js/ui/main.js:144
+#: pretix/static/pretixpresale/js/ui/main.js:152
 #, fuzzy
 #| msgctxt "widget"
 #| msgid "from %(currency)s %(price)s"
 msgid "The organizer keeps %(currency)s %(amount)s"
 msgstr "de %(currency)s %(price)s"
 
-#: pretix/static/pretixpresale/js/ui/main.js:152
+#: pretix/static/pretixpresale/js/ui/main.js:160
 #, fuzzy
 #| msgctxt "widget"
 #| msgid "from %(currency)s %(price)s"
 msgid "You get %(currency)s %(amount)s back"
 msgstr "de %(currency)s %(price)s"
 
-#: pretix/static/pretixpresale/js/ui/main.js:168
+#: pretix/static/pretixpresale/js/ui/main.js:176
 msgid "Please enter the amount the organizer can keep."
 msgstr ""
 
-#: pretix/static/pretixpresale/js/ui/main.js:380
+#: pretix/static/pretixpresale/js/ui/main.js:388
 msgid "Please enter a quantity for one of the ticket types."
 msgstr "SVP entrez une quantité pour un de vos types de billets."
 
-#: pretix/static/pretixpresale/js/ui/main.js:416
+#: pretix/static/pretixpresale/js/ui/main.js:424
 #, fuzzy
 #| msgid "Cart expired"
 msgid "required"
 msgstr "Panier expiré"
 
-#: pretix/static/pretixpresale/js/ui/main.js:519
-#: pretix/static/pretixpresale/js/ui/main.js:538
+#: pretix/static/pretixpresale/js/ui/main.js:527
+#: pretix/static/pretixpresale/js/ui/main.js:546
 msgid "Time zone:"
 msgstr ""
 
-#: pretix/static/pretixpresale/js/ui/main.js:529
+#: pretix/static/pretixpresale/js/ui/main.js:537
 msgid "Your local time:"
 msgstr ""
 

src/pretix/locale/gl/LC_MESSAGES/djangojs.po

@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2022-09-19 16:32+0000\n"
+"POT-Creation-Date: 2022-11-07 15:22+0000\n"
 "PO-Revision-Date: 2022-02-22 22:00+0000\n"
 "Last-Translator: Ismael Menéndez Fernández <ismael.menendez@balidea.com>\n"
 "Language-Team: Galician <https://translate.pretix.eu/projects/pretix/pretix-"
@@ -131,18 +131,18 @@ msgstr ""
 msgid "Mercado Pago"
 msgstr ""
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:157
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:159
 #: pretix/plugins/webcheckin/static/pretixplugins/webcheckin/main.js:48
 msgid "Continue"
 msgstr "Continuar"
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:215
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:217
 #: pretix/plugins/stripe/static/pretixplugins/stripe/pretix-stripe.js:152
 #: pretix/plugins/stripe/static/pretixplugins/stripe/pretix-stripe.js:183
 msgid "Confirming your payment …"
 msgstr "Confirmando o pagamento…"
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:240
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:242
 msgid "Payment method unavailable"
 msgstr ""
 
@@ -634,32 +634,32 @@ msgstr[0] "Os artigos da túa cesta están reservados para ti durante un minuto.
 msgstr[1] ""
 "Os artigos da túa cesta están reservados para ti durante {num} minutos."
 
-#: pretix/static/pretixpresale/js/ui/main.js:144
+#: pretix/static/pretixpresale/js/ui/main.js:152
 msgid "The organizer keeps %(currency)s %(amount)s"
 msgstr "O organizador queda %(currency)s %(price)s"
 
-#: pretix/static/pretixpresale/js/ui/main.js:152
+#: pretix/static/pretixpresale/js/ui/main.js:160
 msgid "You get %(currency)s %(amount)s back"
 msgstr "Obtés %(currency)s %(price)s de volta"
 
-#: pretix/static/pretixpresale/js/ui/main.js:168
+#: pretix/static/pretixpresale/js/ui/main.js:176
 msgid "Please enter the amount the organizer can keep."
 msgstr "Por favor, ingrese a cantidade que pode conservar o organizador."
 
-#: pretix/static/pretixpresale/js/ui/main.js:380
+#: pretix/static/pretixpresale/js/ui/main.js:388
 msgid "Please enter a quantity for one of the ticket types."
 msgstr "Por favor, introduza un valor para cada tipo de entrada."
 
-#: pretix/static/pretixpresale/js/ui/main.js:416
+#: pretix/static/pretixpresale/js/ui/main.js:424
 msgid "required"
 msgstr "campo requirido"
 
-#: pretix/static/pretixpresale/js/ui/main.js:519
-#: pretix/static/pretixpresale/js/ui/main.js:538
+#: pretix/static/pretixpresale/js/ui/main.js:527
+#: pretix/static/pretixpresale/js/ui/main.js:546
 msgid "Time zone:"
 msgstr "Zona horaria:"
 
-#: pretix/static/pretixpresale/js/ui/main.js:529
+#: pretix/static/pretixpresale/js/ui/main.js:537
 msgid "Your local time:"
 msgstr "A súa hora local:"
 

src/pretix/locale/he/LC_MESSAGES/djangojs.po

@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2022-09-19 16:32+0000\n"
+"POT-Creation-Date: 2022-11-07 15:22+0000\n"
 "PO-Revision-Date: 2021-09-24 13:54+0000\n"
 "Last-Translator: ofirtro <ofir.tro@gmail.com>\n"
 "Language-Team: Hebrew <https://translate.pretix.eu/projects/pretix/pretix-js/"
@@ -130,18 +130,18 @@ msgstr ""
 msgid "Mercado Pago"
 msgstr ""
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:157
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:159
 #: pretix/plugins/webcheckin/static/pretixplugins/webcheckin/main.js:48
 msgid "Continue"
 msgstr "המשך"
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:215
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:217
 #: pretix/plugins/stripe/static/pretixplugins/stripe/pretix-stripe.js:152
 #: pretix/plugins/stripe/static/pretixplugins/stripe/pretix-stripe.js:183
 msgid "Confirming your payment …"
 msgstr "מאמת את התשלום שלך…"
 
-#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:240
+#: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:242
 msgid "Payment method unavailable"
 msgstr ""
 
@@ -619,32 +619,32 @@ msgstr[1] ""
 msgstr[2] ""
 msgstr[3] ""
 
-#: pretix/static/pretixpresale/js/ui/main.js:144
+#: pretix/static/pretixpresale/js/ui/main.js:152
 msgid "The organizer keeps %(currency)s %(amount)s"
 msgstr ""
 
-#: pretix/static/pretixpresale/js/ui/main.js:152
+#: pretix/static/pretixpresale/js/ui/main.js:160
 msgid "You get %(currency)s %(amount)s back"
 msgstr ""
 
-#: pretix/static/pretixpresale/js/ui/main.js:168
+#: pretix/static/pretixpresale/js/ui/main.js:176
 msgid "Please enter the amount the organizer can keep."
 msgstr ""
 
-#: pretix/static/pretixpresale/js/ui/main.js:380
+#: pretix/static/pretixpresale/js/ui/main.js:388
 msgid "Please enter a quantity for one of the ticket types."
 msgstr ""
 
-#: pretix/static/pretixpresale/js/ui/main.js:416
+#: pretix/static/pretixpresale/js/ui/main.js:424
 msgid "required"
 msgstr ""
 
-#: pretix/static/pretixpresale/js/ui/main.js:519
-#: pretix/static/pretixpresale/js/ui/main.js:538
+#: pretix/static/pretixpresale/js/ui/main.js:527
+#: pretix/static/pretixpresale/js/ui/main.js:546
 msgid "Time zone:"
 msgstr ""
 
-#: pretix/static/pretixpresale/js/ui/main.js:529
+#: pretix/static/pretixpresale/js/ui/main.js:537
 msgid "Your local time:"
 msgstr ""