mirror of
https://github.com/pretix/pretix.git
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292 lines
12 KiB
Python
292 lines
12 KiB
Python
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.db.models import (
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F, IntegerField, Max, Min, OuterRef, Prefetch, Subquery, Sum,
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)
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from django.db.models.functions import Coalesce, Greatest
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from django.http import JsonResponse
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from django.shortcuts import redirect
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from django.urls import reverse
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from django.utils.crypto import get_random_string
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from django.utils.functional import cached_property
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from django.utils.translation import ugettext, ugettext_lazy as _
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from django.views import View
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from django.views.generic import ListView
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from i18nfield.strings import LazyI18nString
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from pretix.base.forms import SafeSessionWizardView
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from pretix.base.i18n import language
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from pretix.base.models import Event, Organizer, Quota, Team
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from pretix.control.forms.event import (
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EventWizardBasicsForm, EventWizardCopyForm, EventWizardFoundationForm,
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)
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from pretix.control.forms.filter import EventFilterForm
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from pretix.control.permissions import OrganizerPermissionRequiredMixin
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from pretix.control.views import PaginationMixin
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class EventList(PaginationMixin, ListView):
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model = Event
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context_object_name = 'events'
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template_name = 'pretixcontrol/events/index.html'
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def get_queryset(self):
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qs = self.request.user.get_events_with_any_permission(self.request).select_related('organizer').prefetch_related(
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'_settings_objects', 'organizer___settings_objects'
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).order_by('-date_from')
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qs = qs.annotate(
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min_from=Min('subevents__date_from'),
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max_from=Max('subevents__date_from'),
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max_to=Max('subevents__date_to'),
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max_fromto=Greatest(Max('subevents__date_to'), Max('subevents__date_from'))
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).annotate(
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order_from=Coalesce('min_from', 'date_from'),
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order_to=Coalesce('max_fromto', 'max_to', 'max_from', 'date_to', 'date_from'),
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)
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sum_tickets_paid = Quota.objects.filter(
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event=OuterRef('pk'), subevent__isnull=True
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).order_by().values('event').annotate(
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s=Sum('cached_availability_paid_orders')
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).values(
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's'
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)
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qs = qs.annotate(
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sum_tickets_paid=Subquery(sum_tickets_paid, output_field=IntegerField())
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).prefetch_related(
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Prefetch('quotas',
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queryset=Quota.objects.filter(subevent__isnull=True).annotate(s=Coalesce(F('size'), 0)).order_by('-s'),
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to_attr='first_quotas')
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)
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if self.filter_form.is_valid():
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qs = self.filter_form.filter_qs(qs)
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return qs
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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['filter_form'] = self.filter_form
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orga_c = Organizer.objects.filter(
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pk__in=self.request.user.teams.values_list('organizer', flat=True)
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).count()
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ctx['hide_orga'] = orga_c <= 1
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for s in ctx['events']:
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s.first_quotas = s.first_quotas[:4]
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for q in s.first_quotas:
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q.cached_avail = (
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(q.cached_availability_state, q.cached_availability_number)
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if q.cached_availability_time is not None
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else q.availability(allow_cache=True)
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)
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if q.size is not None:
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q.percent_paid = min(
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100,
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round(q.cached_availability_paid_orders / q.size * 100) if q.size > 0 else 100
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)
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return ctx
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@cached_property
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def filter_form(self):
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return EventFilterForm(data=self.request.GET, request=self.request)
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def condition_copy(wizard):
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return (
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not wizard.clone_from and
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EventWizardCopyForm.copy_from_queryset(wizard.request.user, wizard.request.session).exists()
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)
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class EventWizard(SafeSessionWizardView):
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form_list = [
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('foundation', EventWizardFoundationForm),
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('basics', EventWizardBasicsForm),
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('copy', EventWizardCopyForm),
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]
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templates = {
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'foundation': 'pretixcontrol/events/create_foundation.html',
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'basics': 'pretixcontrol/events/create_basics.html',
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'copy': 'pretixcontrol/events/create_copy.html',
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}
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condition_dict = {
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'copy': condition_copy
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}
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def get_form_initial(self, step):
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initial = super().get_form_initial(step)
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if self.clone_from:
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if step == 'foundation':
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initial['organizer'] = self.clone_from.organizer
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initial['locales'] = self.clone_from.settings.locales
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initial['has_subevents'] = self.clone_from.has_subevents
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elif step == 'basics':
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initial['name'] = self.clone_from.name
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initial['slug'] = self.clone_from.slug + '-2'
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initial['currency'] = self.clone_from.currency
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initial['date_from'] = self.clone_from.date_from
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initial['date_to'] = self.clone_from.date_to
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initial['presale_start'] = self.clone_from.presale_start
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initial['presale_end'] = self.clone_from.presale_end
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initial['location'] = self.clone_from.location
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initial['timezone'] = self.clone_from.settings.timezone
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initial['locale'] = self.clone_from.settings.locale
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if self.clone_from.settings.tax_rate_default:
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initial['tax_rate'] = self.clone_from.settings.tax_rate_default.rate
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return initial
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def dispatch(self, request, *args, **kwargs):
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self.clone_from = None
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if 'clone' in self.request.GET:
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try:
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clone_from = Event.objects.select_related('organizer').get(pk=self.request.GET.get("clone"))
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except Event.DoesNotExist:
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allow = False
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else:
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allow = (
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request.user.has_event_permission(clone_from.organizer, clone_from,
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'can_change_event_settings', request)
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and request.user.has_event_permission(clone_from.organizer, clone_from,
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'can_change_items', request)
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)
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if not allow:
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messages.error(self.request, _('You do not have permission to clone this event.'))
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else:
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self.clone_from = clone_from
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return super().dispatch(request, *args, **kwargs)
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def get_context_data(self, form, **kwargs):
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ctx = super().get_context_data(form, **kwargs)
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ctx['has_organizer'] = self.request.user.teams.filter(can_create_events=True).exists()
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if self.steps.current == 'basics':
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ctx['organizer'] = self.get_cleaned_data_for_step('foundation').get('organizer')
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return ctx
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def render(self, form=None, **kwargs):
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if self.steps.current != 'foundation':
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fdata = self.get_cleaned_data_for_step('foundation')
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if fdata is None:
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return self.render_goto_step('foundation')
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return super().render(form, **kwargs)
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def get_form_kwargs(self, step=None):
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kwargs = {
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'user': self.request.user,
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'session': self.request.session,
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}
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if step != 'foundation':
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fdata = self.get_cleaned_data_for_step('foundation')
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if fdata is None:
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fdata = {
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'organizer': Organizer(slug='_nonexisting'),
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'has_subevents': False,
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'locales': ['en']
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}
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# The show must go on, we catch this error in render()
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kwargs.update(fdata)
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return kwargs
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def get_template_names(self):
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return [self.templates[self.steps.current]]
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def done(self, form_list, form_dict, **kwargs):
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foundation_data = self.get_cleaned_data_for_step('foundation')
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basics_data = self.get_cleaned_data_for_step('basics')
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copy_data = self.get_cleaned_data_for_step('copy')
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with transaction.atomic(), language(basics_data['locale']):
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event = form_dict['basics'].instance
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event.organizer = foundation_data['organizer']
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event.plugins = settings.PRETIX_PLUGINS_DEFAULT
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event.has_subevents = foundation_data['has_subevents']
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form_dict['basics'].save()
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has_control_rights = self.request.user.teams.filter(
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organizer=event.organizer, all_events=True, can_change_event_settings=True, can_change_items=True,
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can_change_orders=True, can_change_vouchers=True
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).exists()
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if not has_control_rights:
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t = Team.objects.create(
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organizer=event.organizer, name=_('Team {event}').format(event=event.name),
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can_change_event_settings=True, can_change_items=True,
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can_view_orders=True, can_change_orders=True, can_view_vouchers=True,
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can_change_vouchers=True
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)
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t.members.add(self.request.user)
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t.limit_events.add(event)
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if event.has_subevents:
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se = event.subevents.create(
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name=event.name,
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date_from=event.date_from,
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date_to=event.date_to,
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presale_start=event.presale_start,
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presale_end=event.presale_end,
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location=event.location,
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active=True
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)
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logdata = {}
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for f in form_list:
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logdata.update({
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k: v for k, v in f.cleaned_data.items()
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})
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event.log_action('pretix.event.settings', user=self.request.user, data=logdata)
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if copy_data and copy_data['copy_from_event']:
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from_event = copy_data['copy_from_event']
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event.copy_data_from(from_event)
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elif self.clone_from:
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event.copy_data_from(self.clone_from)
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elif event.has_subevents:
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event.checkin_lists.create(
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name=str(se),
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all_products=True,
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subevent=se
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)
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else:
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event.checkin_lists.create(
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name=_('Default'),
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all_products=True
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)
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if basics_data['tax_rate']:
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if not event.settings.tax_rate_default or event.settings.tax_rate_default.rate != basics_data['tax_rate']:
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event.settings.tax_rate_default = event.tax_rules.create(
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name=LazyI18nString.from_gettext(ugettext('VAT')),
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rate=basics_data['tax_rate']
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)
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event.settings.set('timezone', basics_data['timezone'])
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event.settings.set('locale', basics_data['locale'])
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event.settings.set('locales', foundation_data['locales'])
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if (copy_data and copy_data['copy_from_event']) or self.clone_from or event.has_subevents:
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return redirect(reverse('control:event.settings', kwargs={
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'organizer': event.organizer.slug,
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'event': event.slug,
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}) + '?congratulations=1')
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else:
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return redirect(reverse('control:event.quick', kwargs={
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'organizer': event.organizer.slug,
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'event': event.slug,
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}) + '?congratulations=1')
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class SlugRNG(OrganizerPermissionRequiredMixin, View):
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def get(self, request, *args, **kwargs):
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# See Order.assign_code
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charset = list('abcdefghjklmnpqrstuvwxyz3789')
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for i in range(100):
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val = get_random_string(length=settings.ENTROPY['order_code'], allowed_chars=charset)
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if not self.request.organizer.events.filter(slug__iexact=val).exists():
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break
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return JsonResponse({'slug': val})
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