forked from CGM_Public/pretix_original
294 lines
12 KiB
Python
294 lines
12 KiB
Python
from datetime import timedelta
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from django.contrib import messages
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from django.core.urlresolvers import reverse
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from django.db.models import Q
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from django.http import Http404
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from django.shortcuts import redirect
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from django.utils.functional import cached_property
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from django.utils.timezone import now
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from django.utils.translation import ugettext_lazy as _
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from django.views.generic import TemplateView, View
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from pretix.base.models import CachedFile, CachedTicket, Order, OrderPosition
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from pretix.base.services.tickets import generate
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from pretix.base.signals import (
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register_payment_providers, register_ticket_outputs,
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)
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from pretix.presale.views import CartDisplayMixin, EventViewMixin
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from pretix.presale.views.checkout import QuestionsViewMixin
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class OrderDetailMixin:
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@cached_property
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def order(self):
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try:
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q = Q(Q(secret__isnull=False) & Q(secret__in=self.request.session['order_secrets']))
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if self.request.user.is_authenticated():
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q |= Q(user=self.request.user)
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return Order.objects.current.get(q & Q(event=self.request.event) & Q(code=self.kwargs['order']))
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except Order.DoesNotExist:
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return None
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@cached_property
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def payment_provider(self):
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responses = register_payment_providers.send(self.request.event)
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for receiver, response in responses:
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provider = response(self.request.event)
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if provider.identifier == self.order.payment_provider:
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return provider
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def get_order_url(self):
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return reverse('presale:event.order', kwargs={
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'event': self.request.event.slug,
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'organizer': self.request.event.organizer.slug,
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'order': self.order.code,
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})
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class OrderDetails(EventViewMixin, OrderDetailMixin, CartDisplayMixin, TemplateView):
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template_name = "pretixpresale/event/order.html"
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def get(self, request, *args, **kwargs):
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self.kwargs = kwargs
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if not self.order:
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raise Http404(_('Unknown order code or order does belong to another user.'))
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return super().get(request, *args, **kwargs)
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@cached_property
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def download_buttons(self):
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buttons = []
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responses = register_ticket_outputs.send(self.request.event)
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for receiver, response in responses:
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provider = response(self.request.event)
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if not provider.is_enabled:
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continue
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buttons.append({
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'icon': provider.download_button_icon or 'fa-download',
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'text': provider.download_button_text or 'fa-download',
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'identifier': provider.identifier,
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})
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return buttons
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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['order'] = self.order
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ctx['can_download'] = (
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self.request.event.settings.ticket_download
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and (
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self.request.event.settings.ticket_download_date is None
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or now() > self.request.event.settings.ticket_download_date
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) and self.order.status == Order.STATUS_PAID
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)
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ctx['download_buttons'] = self.download_buttons
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ctx['cart'] = self.get_cart(
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answers=True,
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queryset=OrderPosition.objects.current.filter(order=self.order)
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)
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if self.order.status == Order.STATUS_PENDING:
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ctx['payment'] = self.payment_provider.order_pending_render(self.request, self.order)
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ctx['can_retry'] = (
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self.payment_provider.order_can_retry(self.order)
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and self.payment_provider.is_enabled
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and self.order._can_be_paid()
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)
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elif self.order.status == Order.STATUS_PAID:
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ctx['payment'] = self.payment_provider.order_paid_render(self.request, self.order)
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ctx['can_retry'] = False
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return ctx
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class OrderPay(EventViewMixin, OrderDetailMixin, TemplateView):
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template_name = "pretixpresale/event/order_pay.html"
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def dispatch(self, request, *args, **kwargs):
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self.request = request
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if not self.order:
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raise Http404(_('Unknown order code or order does belong to another user.'))
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if (self.order.status not in (Order.STATUS_PENDING, Order.STATUS_EXPIRED)
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or not self.payment_provider.order_can_retry(self.order)
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or not self.payment_provider.is_enabled):
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messages.error(request, _('The payment for this order cannot be continued.'))
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return redirect(self.get_order_url())
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return super().dispatch(request, *args, **kwargs)
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def post(self, request, *args, **kwargs):
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resp = self.payment_provider.retry_prepare(
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request, self.order
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)
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if isinstance(resp, str):
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return redirect(resp)
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elif resp is True:
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return redirect(self.get_confirm_url())
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else:
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return self.get(request, *args, **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['order'] = self.order
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ctx['form'] = self.form
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return ctx
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@cached_property
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def form(self):
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return self.payment_provider.payment_form_render(self.request)
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def get_confirm_url(self):
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return reverse('presale:event.order.pay.confirm', kwargs={
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'event': self.request.event.slug,
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'organizer': self.request.event.organizer.slug,
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'order': self.order.code,
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})
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class OrderPayDo(EventViewMixin, OrderDetailMixin, TemplateView):
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template_name = "pretixpresale/event/order_pay_confirm.html"
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def dispatch(self, request, *args, **kwargs):
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self.request = request
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if not self.order:
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raise Http404(_('Unknown order code or order does belong to another user.'))
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if not self.payment_provider.order_can_retry(self.order) or not self.payment_provider.is_enabled:
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messages.error(request, _('The payment for this order cannot be continued.'))
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return redirect(self.get_order_url())
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if (not self.payment_provider.payment_is_valid_session(request)
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or not self.payment_provider.is_enabled
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or not self.payment_provider.is_allowed(request)):
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messages.error(request, _('The payment information you entered was incomplete.'))
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return redirect(self.get_payment_url())
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return super().dispatch(request, *args, **kwargs)
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def post(self, request, *args, **kwargs):
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resp = self.payment_provider.payment_perform(request, self.order)
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return redirect(resp or self.get_order_url())
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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['order'] = self.order
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ctx['payment'] = self.payment_provider.checkout_confirm_render(self.request)
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ctx['payment_provider'] = self.payment_provider
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return ctx
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@cached_property
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def form(self):
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return self.payment_provider.payment_form_render(self.request)
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def get_payment_url(self):
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return reverse('presale:event.order.pay', kwargs={
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'event': self.request.event.slug,
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'organizer': self.request.event.organizer.slug,
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'order': self.order.code,
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})
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class OrderModify(EventViewMixin, OrderDetailMixin, QuestionsViewMixin, TemplateView):
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template_name = "pretixpresale/event/order_modify.html"
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@cached_property
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def positions(self):
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return list(self.order.positions.order_by(
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'item', 'variation'
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).select_related(
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'item', 'variation'
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).prefetch_related(
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'variation__values', 'variation__values__prop',
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'item__questions', 'answers'
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))
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def post(self, request, *args, **kwargs):
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failed = not self.save()
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if failed:
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messages.error(self.request,
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_("We had difficulties processing your input. Please review the errors below."))
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return self.get(request, *args, **kwargs)
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return redirect(self.get_order_url())
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def get(self, request, *args, **kwargs):
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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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self.kwargs = kwargs
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if not self.order:
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messages.error(request, _('Unknown order code or order does belong to another user.'))
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return redirect(self.get_order_url())
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if not self.order.can_modify_answers:
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messages.error(request, _('You cannot modify this order'))
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return redirect(self.get_order_url())
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return super().dispatch(request, *args, **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['order'] = self.order
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ctx['forms'] = self.forms
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return ctx
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class OrderCancel(EventViewMixin, OrderDetailMixin, TemplateView):
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template_name = "pretixpresale/event/order_cancel.html"
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def dispatch(self, request, *args, **kwargs):
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self.request = request
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self.kwargs = kwargs
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if not self.order:
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raise Http404(_('Unknown order code or order does belong to another user.'))
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if self.order.status not in (Order.STATUS_PENDING, Order.STATUS_EXPIRED):
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messages.error(request, _('You cannot cancel this order'))
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return redirect(self.get_order_url())
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return super().dispatch(request, *args, **kwargs)
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def post(self, request, *args, **kwargs):
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order = self.order.clone()
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order.status = Order.STATUS_CANCELLED
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order.save()
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return redirect(self.get_order_url())
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def get(self, request, *args, **kwargs):
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return super().get(request, *args, **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['order'] = self.order
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return ctx
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class OrderDownload(EventViewMixin, OrderDetailMixin, View):
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@cached_property
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def output(self):
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responses = register_ticket_outputs.send(self.request.event)
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for receiver, response in responses:
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provider = response(self.request.event)
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if provider.identifier == self.kwargs.get('output'):
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return provider
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def get(self, request, *args, **kwargs):
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if not self.output or not self.output.is_enabled:
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messages.error(request, _('You requested an invalid ticket output type.'))
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return redirect(self.get_order_url())
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if not self.order:
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raise Http404(_('Unknown order code or order does belong to another user.'))
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if self.order.status != Order.STATUS_PAID:
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messages.error(request, _('Order is not paid.'))
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return redirect(self.get_order_url())
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if (not self.request.event.settings.ticket_download
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or (self.request.event.settings.ticket_download_date is not None
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and now() < self.request.event.settings.ticket_download_date)):
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messages.error(request, _('Ticket download is not (yet) enabled.'))
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return redirect(self.get_order_url())
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try:
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ct = CachedTicket.objects.get(order=self.order, provider=self.output.identifier)
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except CachedTicket.DoesNotExist:
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ct = CachedTicket(order=self.order, provider=self.output.identifier)
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try:
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ct.cachedfile
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except CachedFile.DoesNotExist:
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cf = CachedFile()
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cf.date = now()
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cf.expires = self.request.event.date_from + timedelta(days=30)
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cf.save()
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ct.cachedfile = cf
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ct.save()
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generate(self.order.identity, self.output.identifier)
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return redirect(reverse('presale:cachedfile.download', kwargs={'id': ct.cachedfile.id}))
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