mirror of
https://github.com/pretix/pretix.git
synced 2026-04-29 00:12:38 +00:00
131 lines
5.3 KiB
Python
131 lines
5.3 KiB
Python
#
|
|
# 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/>.
|
|
#
|
|
from django.db import transaction
|
|
from django.db.models import F, Q
|
|
from django.utils.timezone import now
|
|
from django_filters.rest_framework import (
|
|
BooleanFilter, CharFilter, DjangoFilterBackend, FilterSet,
|
|
)
|
|
from django_scopes import scopes_disabled
|
|
from rest_framework import status, viewsets
|
|
from rest_framework.decorators import action
|
|
from rest_framework.exceptions import PermissionDenied
|
|
from rest_framework.response import Response
|
|
|
|
from pretix.api.pagination import TotalOrderingFilter
|
|
from pretix.api.serializers.voucher import VoucherSerializer
|
|
from pretix.base.models import Voucher
|
|
|
|
with scopes_disabled():
|
|
class VoucherFilter(FilterSet):
|
|
active = BooleanFilter(method='filter_active')
|
|
code = CharFilter(lookup_expr='iexact')
|
|
|
|
class Meta:
|
|
model = Voucher
|
|
fields = ['code', 'max_usages', 'redeemed', 'block_quota', 'allow_ignore_quota',
|
|
'price_mode', 'value', 'item', 'variation', 'quota', 'tag', 'subevent']
|
|
|
|
def filter_active(self, queryset, name, value):
|
|
if value:
|
|
return queryset.filter(Q(redeemed__lt=F('max_usages')) &
|
|
(Q(valid_until__isnull=True) | Q(valid_until__gt=now())))
|
|
else:
|
|
return queryset.filter(Q(redeemed__gte=F('max_usages')) |
|
|
(Q(valid_until__isnull=False) & Q(valid_until__lte=now())))
|
|
|
|
|
|
class VoucherViewSet(viewsets.ModelViewSet):
|
|
serializer_class = VoucherSerializer
|
|
queryset = Voucher.objects.none()
|
|
filter_backends = (DjangoFilterBackend, TotalOrderingFilter)
|
|
ordering = ('id',)
|
|
ordering_fields = ('id', 'code', 'max_usages', 'valid_until', 'value')
|
|
filterset_class = VoucherFilter
|
|
permission = 'can_view_vouchers'
|
|
write_permission = 'can_change_vouchers'
|
|
|
|
def get_queryset(self):
|
|
return self.request.event.vouchers.select_related('seat').all()
|
|
|
|
@transaction.atomic()
|
|
def create(self, request, *args, **kwargs):
|
|
return super().create(request, *args, **kwargs)
|
|
|
|
def perform_create(self, serializer):
|
|
serializer.save(event=self.request.event)
|
|
serializer.instance.log_action(
|
|
'pretix.voucher.added',
|
|
user=self.request.user,
|
|
auth=self.request.auth,
|
|
data=self.request.data
|
|
)
|
|
|
|
def get_serializer_context(self):
|
|
ctx = super().get_serializer_context()
|
|
ctx['event'] = self.request.event
|
|
return ctx
|
|
|
|
@transaction.atomic()
|
|
def update(self, request, *args, **kwargs):
|
|
return super().update(request, *args, **kwargs)
|
|
|
|
def perform_update(self, serializer):
|
|
serializer.save(event=self.request.event)
|
|
serializer.instance.log_action(
|
|
'pretix.voucher.changed',
|
|
user=self.request.user,
|
|
auth=self.request.auth,
|
|
data=self.request.data
|
|
)
|
|
|
|
def perform_destroy(self, instance):
|
|
if not instance.allow_delete():
|
|
raise PermissionDenied('This voucher can not be deleted as it has already been used.')
|
|
|
|
instance.log_action(
|
|
'pretix.voucher.deleted',
|
|
user=self.request.user,
|
|
auth=self.request.auth,
|
|
)
|
|
with transaction.atomic():
|
|
instance.cartposition_set.filter(addon_to__isnull=False).delete()
|
|
instance.cartposition_set.all().delete()
|
|
super().perform_destroy(instance)
|
|
|
|
@action(detail=False, methods=['POST'])
|
|
@transaction.atomic()
|
|
def batch_create(self, request, *args, **kwargs):
|
|
serializer = self.get_serializer(data=request.data, many=True)
|
|
serializer.is_valid(raise_exception=True)
|
|
with transaction.atomic():
|
|
serializer.save(event=self.request.event)
|
|
for i, v in enumerate(serializer.instance):
|
|
v.log_action(
|
|
'pretix.voucher.added',
|
|
user=self.request.user,
|
|
auth=self.request.auth,
|
|
data=self.request.data[i]
|
|
)
|
|
headers = self.get_success_headers(serializer.data)
|
|
return Response(serializer.data, status=status.HTTP_201_CREATED, headers=headers)
|