Files
pretix_original/src/pretix/base/services/export.py
2020-11-05 18:30:12 +01:00

99 lines
3.6 KiB
Python

from typing import Any, Dict
from django.conf import settings
from django.core.files.base import ContentFile
from django.utils.timezone import override
from django.utils.translation import gettext
from pretix.base.i18n import LazyLocaleException, language
from pretix.base.models import (
CachedFile, Device, Event, Organizer, TeamAPIToken, User, cachedfile_name,
)
from pretix.base.services.tasks import (
ProfiledEventTask, ProfiledOrganizerUserTask,
)
from pretix.base.signals import (
register_data_exporters, register_multievent_data_exporters,
)
from pretix.celery_app import app
class ExportError(LazyLocaleException):
pass
@app.task(base=ProfiledEventTask, throws=(ExportError,), bind=True)
def export(self, event: Event, fileid: str, provider: str, form_data: Dict[str, Any]) -> None:
def set_progress(val):
if not self.request.called_directly:
self.update_state(
state='PROGRESS',
meta={'value': val}
)
file = CachedFile.objects.get(id=fileid)
with language(event.settings.locale), override(event.settings.timezone):
responses = register_data_exporters.send(event)
for receiver, response in responses:
ex = response(event, set_progress)
if ex.identifier == provider:
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()
return file.pk
@app.task(base=ProfiledOrganizerUserTask, throws=(ExportError,), bind=True)
def multiexport(self, organizer: Organizer, user: User, device: int, token: int, fileid: str, provider: str, form_data: Dict[str, Any]) -> None:
if device:
device = Device.objects.get(pk=device)
if token:
device = TeamAPIToken.objects.get(pk=token)
allowed_events = (device or token or user).get_events_with_permission('can_view_orders')
def set_progress(val):
if not self.request.called_directly:
self.update_state(
state='PROGRESS',
meta={'value': val}
)
file = CachedFile.objects.get(id=fileid)
if user:
locale = user.locale
timezone = user.timezone
else:
e = allowed_events.first()
if e:
locale = e.settings.locale
timezone = e.settings.timezone
else:
locale = settings.LANGUAGE_CODE
timezone = settings.TIME_ZONE
with language(locale), override(timezone):
if isinstance(form_data['events'][0], str):
events = allowed_events.filter(slug__in=form_data.get('events'), organizer=organizer)
else:
events = allowed_events.filter(pk__in=form_data.get('events'))
responses = register_multievent_data_exporters.send(organizer)
for receiver, response in responses:
if not response:
continue
ex = response(events, set_progress)
if ex.identifier == provider:
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()
return file.pk