forked from CGM_Public/pretix_original
174 lines
7.7 KiB
Python
174 lines
7.7 KiB
Python
#
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# This file is part of pretix (Community Edition).
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#
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# Copyright (C) 2014-2020 Raphael Michel and contributors
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# Copyright (C) 2020-2021 rami.io GmbH and contributors
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#
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# This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General
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# Public License as published by the Free Software Foundation in version 3 of the License.
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#
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# ADDITIONAL TERMS APPLY: Pursuant to Section 7 of the GNU Affero General Public License, additional terms are
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# applicable granting you additional permissions and placing additional restrictions on your usage of this software.
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# Please refer to the pretix LICENSE file to obtain the full terms applicable to this work. If you did not receive
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# this file, see <https://pretix.eu/about/en/license>.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
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# warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
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# details.
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#
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# You should have received a copy of the GNU Affero General Public License along with this program. If not, see
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# <https://www.gnu.org/licenses/>.
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#
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from datetime import timedelta
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from django.conf import settings
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from django.contrib import messages
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from django.db import transaction
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from django.shortcuts import get_object_or_404, redirect, render
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from django.utils.decorators import method_decorator
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from django.utils.timezone import now
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from django.utils.translation import gettext_lazy as _, pgettext_lazy
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from django.views.generic import FormView, TemplateView
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from pretix.base.models import Quota, SubEvent
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from pretix.base.templatetags.urlreplace import url_replace
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from pretix.multidomain.urlreverse import eventreverse
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from pretix.presale.views import EventViewMixin
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from ...base.i18n import get_language_without_region
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from ...base.models import Voucher, WaitingListEntry
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from ..forms.waitinglist import WaitingListForm
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from . import allow_frame_if_namespaced
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@method_decorator(allow_frame_if_namespaced, 'dispatch')
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class WaitingView(EventViewMixin, FormView):
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template_name = 'pretixpresale/event/waitinglist.html'
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form_class = WaitingListForm
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def get_form_kwargs(self):
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kwargs = super().get_form_kwargs()
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kwargs['event'] = self.request.event
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kwargs['instance'] = WaitingListEntry(
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event=self.request.event, locale=get_language_without_region(),
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subevent=self.subevent
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)
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kwargs['channel'] = self.request.sales_channel.identifier
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kwargs['customer'] = getattr(self.request, 'customer', None)
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kwargs.setdefault('initial', {})
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if 'var' in self.request.GET:
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kwargs['initial']['itemvar'] = f'{self.request.GET.get("item")}-{self.request.GET.get("var")}'
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else:
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kwargs['initial']['itemvar'] = self.request.GET.get("item")
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if getattr(self.request, 'customer', None):
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kwargs['initial']['email'] = self.request.customer.email
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return kwargs
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def get_context_data(self, **kwargs):
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ctx = super().get_context_data(**kwargs)
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ctx['event'] = self.request.event
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ctx['subevent'] = self.subevent
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return ctx
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def get(self, request, *args, **kwargs):
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if request.GET.get('iframe', '') == '1' and 'require_cookie' not in request.GET:
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# Widget just opened. Let's to a stupid redirect to check if cookies are disabled
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return redirect(request.get_full_path() + '&require_cookie=true')
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elif 'require_cookie' in request.GET and settings.SESSION_COOKIE_NAME not in request.COOKIES:
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# Cookies are in fact not supported. We can't even display the form, since we can't get CSRF right without
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# cookies.
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r = render(request, 'pretixpresale/event/cookies.html', {
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'url': eventreverse(
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request.event, "presale:event.waitinglist", kwargs={'cart_namespace': kwargs.get('cart_namespace')}
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) + '?' + url_replace(request, 'require_cookie', '', 'iframe', '')
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})
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r._csp_ignore = True
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return r
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return super().get(request, *args, **kwargs)
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def dispatch(self, request, *args, **kwargs):
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self.request = request
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if not self.request.event.settings.waiting_list_enabled:
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messages.error(request, _("Waiting lists are disabled for this event."))
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return redirect(self.get_index_url())
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if self.request.event.presale_has_ended:
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messages.error(request, _("The presale period for this event is over."))
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return redirect(self.get_index_url())
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if not self.request.event.presale_is_running:
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messages.error(request, _("The presale for this event has not yet started."))
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return redirect(self.get_index_url())
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self.subevent = None
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if request.event.has_subevents:
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if 'subevent' in request.GET:
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self.subevent = get_object_or_404(SubEvent, event=request.event, pk=request.GET['subevent'],
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active=True)
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else:
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messages.error(request, pgettext_lazy('subevent', "You need to select a date."))
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return redirect(self.get_index_url())
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return super().dispatch(request, *args, **kwargs)
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def form_valid(self, form):
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availability = (
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form.instance.variation.check_quotas(count_waitinglist=True, subevent=self.subevent)
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if form.instance.variation
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else form.instance.item.check_quotas(count_waitinglist=True, subevent=self.subevent)
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)
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if availability[0] == Quota.AVAILABILITY_OK:
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messages.error(self.request, _("You cannot add yourself to the waiting list as this product is currently "
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"available."))
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return redirect(self.get_index_url())
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form.save()
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messages.success(self.request, _("We've added you to the waiting list. You will receive "
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"an email as soon as tickets get available again."))
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return super().form_valid(form)
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def get_success_url(self):
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return self.get_index_url()
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@method_decorator(allow_frame_if_namespaced, 'dispatch')
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class WaitingRemoveView(EventViewMixin, TemplateView):
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template_name = 'pretixpresale/event/waitinglist_remove.html'
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def get_context_data(self, **kwargs):
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ctx = super().get_context_data(**kwargs)
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ctx['event'] = self.request.event
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ctx['voucher'] = self.voucher
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return ctx
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def dispatch(self, request, *args, **kwargs):
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self.request = request
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try:
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self.voucher = self.request.event.vouchers.get(
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code=request.GET.get("voucher", ""),
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waitinglistentries__isnull=False,
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)
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except Voucher.DoesNotExist:
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messages.error(request, _("We could not find you on our waiting list."))
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return redirect(self.get_index_url())
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if not self.voucher.is_active():
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messages.error(request, _("Your waiting list spot is no longer valid or already used. There's nothing more to do here."))
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return redirect(self.get_index_url())
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return super().dispatch(request, *args, **kwargs)
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@transaction.atomic()
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def post(self, request, *args, **kwargs):
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self.voucher.valid_until = now() - timedelta(seconds=1)
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self.voucher.save(update_fields=['valid_until'])
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self.voucher.log_action('pretix.voucher.expired.waitinglist')
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messages.success(request, _("Thank you very much! We will assign your spot on the waiting list to someone else."))
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return redirect(self.get_index_url())
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def get_success_url(self):
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return self.get_index_url()
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