Files
pretix_cgo/src/pretix/base/services/tickets.py
2016-11-20 15:19:31 +01:00

60 lines
2.3 KiB
Python

from datetime import timedelta
from django.core.files.base import ContentFile
from django.utils.timezone import now
from django.utils.translation import ugettext as _
from pretix.base.i18n import language
from pretix.base.models import (
CachedFile, CachedTicket, Event, Order, OrderPosition, cachedfile_name,
)
from pretix.base.services.async import ProfiledTask
from pretix.base.signals import register_ticket_outputs
from pretix.celery import app
from pretix.helpers.database import rolledback_transaction
@app.task(base=ProfiledTask)
def generate(order_position: str, provider: str):
order_position = OrderPosition.objects.select_related('order', 'order__event').get(id=order_position)
ct = CachedTicket.objects.get_or_create(order_position=order_position, provider=provider)[0]
if not ct.cachedfile:
cf = CachedFile()
cf.date = now()
cf.expires = order_position.order.event.date_from + timedelta(days=30)
cf.save()
ct.cachedfile = cf
ct.save()
with language(order_position.order.locale):
responses = register_ticket_outputs.send(order_position.order.event)
for receiver, response in responses:
prov = response(order_position.order.event)
if prov.identifier == provider:
ct.cachedfile.filename, ct.cachedfile.type, data = prov.generate(order_position)
ct.cachedfile.file.save(cachedfile_name(ct.cachedfile, ct.cachedfile.filename), ContentFile(data))
ct.cachedfile.save()
class DummyRollbackException(Exception):
pass
def preview(event: int, provider: str):
event = Event.objects.get(id=event)
with rolledback_transaction(), language(event.settings.locale):
item = event.items.create(name=_("Sample product"), default_price=42.23)
order = event.orders.create(status=Order.STATUS_PENDING, datetime=now(),
email='sample@pretix.eu',
expires=now(), code="PREVIEW1234", total=119)
p = order.positions.create(item=item, attendee_name=_("John Doe"), price=item.default_price)
responses = register_ticket_outputs.send(event)
for receiver, response in responses:
prov = response(event)
if prov.identifier == provider:
return prov.generate(p)