Files
pretix_original/src/pretix/control/views/item.py
2016-09-27 10:50:13 +02:00

903 lines
33 KiB
Python

import json
from django.contrib import messages
from django.core.files import File
from django.core.urlresolvers import resolve, reverse
from django.db import transaction
from django.db.models import Count
from django.forms.models import ModelMultipleChoiceField, inlineformset_factory
from django.http import Http404, HttpResponseRedirect
from django.shortcuts import redirect
from django.utils.functional import cached_property
from django.utils.timezone import now
from django.utils.translation import ugettext, ugettext_lazy as _
from django.views.generic import ListView
from django.views.generic.base import TemplateView
from django.views.generic.detail import DetailView, SingleObjectMixin
from django.views.generic.edit import DeleteView
from pretix.base.forms import I18nFormSet
from pretix.base.models import (
Item, ItemCategory, ItemVariation, Order, Question, QuestionAnswer,
QuestionOption, Quota,
)
from pretix.control.forms.item import (
CategoryForm, ItemCreateForm, ItemUpdateForm, ItemVariationForm,
QuestionForm, QuestionOptionForm, QuotaForm,
)
from pretix.control.permissions import (
EventPermissionRequiredMixin, event_permission_required,
)
from . import ChartContainingView, CreateView, UpdateView
class ItemList(ListView):
model = Item
context_object_name = 'items'
# paginate_by = 30
# Pagination is disabled as it is very unlikely to be necessary
# here and could cause problems with the "reorder-within-category" feature
template_name = 'pretixcontrol/items/index.html'
def get_queryset(self):
return Item.objects.filter(
event=self.request.event
).prefetch_related("category")
def item_move(request, item, up=True):
"""
This is a helper function to avoid duplicating code in item_move_up and
item_move_down. It takes an item and a direction and then tries to bring
all items for this category in a new order.
"""
try:
item = request.event.items.get(
id=item
)
except Item.DoesNotExist:
raise Http404(_("The requested product does not exist."))
items = list(request.event.items.filter(category=item.category).order_by("position"))
index = items.index(item)
if index != 0 and up:
items[index - 1], items[index] = items[index], items[index - 1]
elif index != len(items) - 1 and not up:
items[index + 1], items[index] = items[index], items[index + 1]
for i, item in enumerate(items):
if item.position != i:
item.position = i
item.save()
messages.success(request, _('The order of items as been updated.'))
@event_permission_required("can_change_items")
def item_move_up(request, organizer, event, item):
item_move(request, item, up=True)
return redirect('control:event.items',
organizer=request.event.organizer.slug,
event=request.event.slug)
@event_permission_required("can_change_items")
def item_move_down(request, organizer, event, item):
item_move(request, item, up=False)
return redirect('control:event.items',
organizer=request.event.organizer.slug,
event=request.event.slug)
class CategoryDelete(EventPermissionRequiredMixin, DeleteView):
model = ItemCategory
form_class = CategoryForm
template_name = 'pretixcontrol/items/category_delete.html'
permission = 'can_change_items'
context_object_name = 'category'
def get_object(self, queryset=None) -> ItemCategory:
try:
return self.request.event.categories.get(
id=self.kwargs['category']
)
except ItemCategory.DoesNotExist:
raise Http404(_("The requested product category does not exist."))
@transaction.atomic
def delete(self, request, *args, **kwargs):
self.object = self.get_object()
for item in self.object.items.all():
item.category = None
item.save()
success_url = self.get_success_url()
self.object.log_action('pretix.event.category.deleted', user=self.request.user)
self.object.delete()
messages.success(request, _('The selected category has been deleted.'))
return HttpResponseRedirect(success_url)
def get_success_url(self) -> str:
return reverse('control:event.items.categories', kwargs={
'organizer': self.request.event.organizer.slug,
'event': self.request.event.slug,
})
class CategoryUpdate(EventPermissionRequiredMixin, UpdateView):
model = ItemCategory
form_class = CategoryForm
template_name = 'pretixcontrol/items/category.html'
permission = 'can_change_items'
context_object_name = 'category'
def get_object(self, queryset=None) -> ItemCategory:
url = resolve(self.request.path_info)
try:
return self.request.event.categories.get(
id=url.kwargs['category']
)
except ItemCategory.DoesNotExist:
raise Http404(_("The requested product category does not exist."))
@transaction.atomic
def form_valid(self, form):
messages.success(self.request, _('Your changes have been saved.'))
if form.has_changed():
self.object.log_action(
'pretix.event.category.changed', user=self.request.user, data={
k: form.cleaned_data.get(k) for k in form.changed_data
}
)
return super().form_valid(form)
def get_success_url(self) -> str:
return reverse('control:event.items.categories', kwargs={
'organizer': self.request.event.organizer.slug,
'event': self.request.event.slug,
})
class CategoryCreate(EventPermissionRequiredMixin, CreateView):
model = ItemCategory
form_class = CategoryForm
template_name = 'pretixcontrol/items/category.html'
permission = 'can_change_items'
context_object_name = 'category'
def get_success_url(self) -> str:
return reverse('control:event.items.categories', kwargs={
'organizer': self.request.event.organizer.slug,
'event': self.request.event.slug,
})
@transaction.atomic
def form_valid(self, form):
form.instance.event = self.request.event
messages.success(self.request, _('The new category has been created.'))
ret = super().form_valid(form)
form.instance.log_action('pretix.event.category.added', data=dict(form.cleaned_data), user=self.request.user)
return ret
class CategoryList(ListView):
model = ItemCategory
context_object_name = 'categories'
paginate_by = 30
template_name = 'pretixcontrol/items/categories.html'
def get_queryset(self):
return self.request.event.categories.all()
def category_move(request, category, up=True):
"""
This is a helper function to avoid duplicating code in category_move_up and
category_move_down. It takes a category and a direction and then tries to bring
all categories for this event in a new order.
"""
try:
category = request.event.categories.get(
id=category
)
except ItemCategory.DoesNotExist:
raise Http404(_("The requested product category does not exist."))
categories = list(request.event.categories.order_by("position"))
index = categories.index(category)
if index != 0 and up:
categories[index - 1], categories[index] = categories[index], categories[index - 1]
elif index != len(categories) - 1 and not up:
categories[index + 1], categories[index] = categories[index], categories[index + 1]
for i, cat in enumerate(categories):
if cat.position != i:
cat.position = i
cat.save()
messages.success(request, _('The order of categories has been updated.'))
@event_permission_required("can_change_items")
def category_move_up(request, organizer, event, category):
category_move(request, category, up=True)
return redirect('control:event.items.categories',
organizer=request.event.organizer.slug,
event=request.event.slug)
@event_permission_required("can_change_items")
def category_move_down(request, organizer, event, category):
category_move(request, category, up=False)
return redirect('control:event.items.categories',
organizer=request.event.organizer.slug,
event=request.event.slug)
class QuestionList(ListView):
model = Question
context_object_name = 'questions'
paginate_by = 30
template_name = 'pretixcontrol/items/questions.html'
def get_queryset(self):
return self.request.event.questions.all()
def question_move(request, question, up=True):
"""
This is a helper function to avoid duplicating code in question_move_up and
question_move_down. It takes a question and a direction and then tries to bring
all items for this question in a new order.
"""
try:
question = request.event.questions.get(
id=question
)
except Question.DoesNotExist:
raise Http404(_("The selected question does not exist."))
questions = list(request.event.questions.order_by("position"))
index = questions.index(question)
if index != 0 and up:
questions[index - 1], questions[index] = questions[index], questions[index - 1]
elif index != len(questions) - 1 and not up:
questions[index + 1], questions[index] = questions[index], questions[index + 1]
for i, qt in enumerate(questions):
if qt.position != i:
qt.position = i
qt.save()
messages.success(request, _('The order of questions has been updated.'))
@event_permission_required("can_change_items")
def question_move_up(request, organizer, event, question):
question_move(request, question, up=True)
return redirect('control:event.items.questions',
organizer=request.event.organizer.slug,
event=request.event.slug)
@event_permission_required("can_change_items")
def question_move_down(request, organizer, event, question):
question_move(request, question, up=False)
return redirect('control:event.items.questions',
organizer=request.event.organizer.slug,
event=request.event.slug)
class QuestionDelete(EventPermissionRequiredMixin, DeleteView):
model = Question
template_name = 'pretixcontrol/items/question_delete.html'
permission = 'can_change_items'
context_object_name = 'question'
def get_object(self, queryset=None) -> Question:
try:
return self.request.event.questions.get(
id=self.kwargs['question']
)
except Question.DoesNotExist:
raise Http404(_("The requested question does not exist."))
def get_context_data(self, *args, **kwargs) -> dict:
context = super().get_context_data(*args, **kwargs)
context['dependent'] = list(self.get_object().items.all())
return context
@transaction.atomic
def delete(self, request, *args, **kwargs):
self.object = self.get_object()
success_url = self.get_success_url()
self.object.log_action(action='pretix.event.question.deleted', user=request.user)
self.object.delete()
messages.success(request, _('The selected question has been deleted.'))
return HttpResponseRedirect(success_url)
def get_success_url(self) -> str:
return reverse('control:event.items.questions', kwargs={
'organizer': self.request.event.organizer.slug,
'event': self.request.event.slug,
})
class QuestionMixin:
@cached_property
def formset(self):
formsetclass = inlineformset_factory(
Question, QuestionOption,
form=QuestionOptionForm, formset=I18nFormSet,
can_order=False, can_delete=True, extra=0
)
return formsetclass(self.request.POST if self.request.method == "POST" else None,
queryset=(QuestionOption.objects.filter(question=self.get_object())
if self.get_object() else QuestionOption.objects.none()),
event=self.request.event)
def save_formset(self, obj):
if self.formset.is_valid():
for form in self.formset.initial_forms:
if form in self.formset.deleted_forms:
if not form.instance.pk:
continue
obj.log_action(
'pretix.event.question.option.deleted', user=self.request.user, data={
'id': form.instance.pk
}
)
form.instance.delete()
form.instance.pk = None
elif form.has_changed():
form.instance.question = obj
form.save()
change_data = {k: form.cleaned_data.get(k) for k in form.changed_data}
change_data['id'] = form.instance.pk
obj.log_action(
'pretix.event.question.option.changed',
user=self.request.user, data=change_data
)
for form in self.formset.extra_forms:
if not form.has_changed():
continue
if self.formset._should_delete_form(form):
continue
form.instance.question = obj
form.save()
change_data = {k: form.cleaned_data.get(k) for k in form.changed_data}
change_data['id'] = form.instance.pk
obj.log_action(
'pretix.event.question.option.added',
user=self.request.user, data=change_data
)
return True
return False
def get_context_data(self, **kwargs):
ctx = super().get_context_data(**kwargs)
ctx['formset'] = self.formset
return ctx
class QuestionView(EventPermissionRequiredMixin, QuestionMixin, ChartContainingView, DetailView):
model = Question
template_name = 'pretixcontrol/items/question.html'
permission = 'can_change_items'
template_name_field = 'question'
def get_answer_statistics(self):
qs = QuestionAnswer.objects.filter(
question=self.object, orderposition__isnull=False,
orderposition__order__event=self.request.event
)
if self.request.GET.get("status", "") != "":
s = self.request.GET.get("status", "")
if s == 'o':
qs = qs.filter(orderposition__order__status=Order.STATUS_PENDING,
expires__lt=now().replace(hour=0, minute=0, second=0))
elif s == 'ne':
qs = qs.filter(orderposition__order__status__in=[Order.STATUS_PENDING, Order.STATUS_EXPIRED])
else:
qs = qs.filter(orderposition__order__status=s)
if self.request.GET.get("item", "") != "":
i = self.request.GET.get("item", "")
qs = qs.filter(orderposition__item_id__in=(i,))
if self.object.type in (Question.TYPE_CHOICE, Question.TYPE_CHOICE_MULTIPLE):
qs = qs.order_by('options').values('options', 'options__answer')\
.annotate(count=Count('id')).order_by('-count')
for a in qs:
a['answer'] = str(a['options__answer'])
del a['options__answer']
else:
qs = qs.order_by('answer').values('answer').annotate(count=Count('id')).order_by('-count')
if self.object.type == Question.TYPE_BOOLEAN:
for a in qs:
a['answer'] = ugettext('Yes') if a['answer'] == 'True' else ugettext('No')
a['answer_bool'] = a['answer'] == 'True'
return list(qs)
def get_context_data(self, **kwargs):
ctx = super().get_context_data()
ctx['items'] = self.object.items.all()
ctx['stats'] = self.get_answer_statistics()
ctx['stats_json'] = json.dumps(self.get_answer_statistics())
return ctx
def get_object(self, queryset=None) -> Question:
try:
return self.request.event.questions.get(
id=self.kwargs['question']
)
except Question.DoesNotExist:
raise Http404(_("The requested question does not exist."))
def get_success_url(self) -> str:
return reverse('control:event.items.questions', kwargs={
'organizer': self.request.event.organizer.slug,
'event': self.request.event.slug,
})
class QuestionUpdate(EventPermissionRequiredMixin, QuestionMixin, UpdateView):
model = Question
form_class = QuestionForm
template_name = 'pretixcontrol/items/question_edit.html'
permission = 'can_change_items'
context_object_name = 'question'
def get_object(self, queryset=None) -> Question:
try:
return self.request.event.questions.get(
id=self.kwargs['question']
)
except Question.DoesNotExist:
raise Http404(_("The requested question does not exist."))
@transaction.atomic
def form_valid(self, form):
if form.cleaned_data.get('type') in ('M', 'C'):
if not self.save_formset(self.get_object()):
return self.get(self.request, *self.args, **self.kwargs)
if form.has_changed():
self.object.log_action(
'pretix.event.question.changed', user=self.request.user, data={
k: form.cleaned_data.get(k) for k in form.changed_data
}
)
messages.success(self.request, _('Your changes have been saved.'))
return super().form_valid(form)
def get_success_url(self) -> str:
return reverse('control:event.items.questions', kwargs={
'organizer': self.request.event.organizer.slug,
'event': self.request.event.slug,
})
class QuestionCreate(EventPermissionRequiredMixin, QuestionMixin, CreateView):
model = Question
form_class = QuestionForm
template_name = 'pretixcontrol/items/question_edit.html'
permission = 'can_change_items'
context_object_name = 'question'
def get_form_kwargs(self):
kwargs = super().get_form_kwargs()
kwargs['instance'] = Question(event=self.request.event)
return kwargs
def get_success_url(self) -> str:
return reverse('control:event.items.questions', kwargs={
'organizer': self.request.event.organizer.slug,
'event': self.request.event.slug,
})
def get_object(self, **kwargs):
return None
@transaction.atomic
def form_valid(self, form):
if form.cleaned_data.get('type') in ('M', 'C'):
if not self.formset.is_valid():
return self.get(self.request, *self.args, **self.kwargs)
messages.success(self.request, _('The new question has been created.'))
ret = super().form_valid(form)
form.instance.log_action('pretix.event.question.added', user=self.request.user, data=dict(form.cleaned_data))
if form.cleaned_data.get('type') in ('M', 'C'):
self.save_formset(form.instance)
return ret
class QuotaList(ListView):
model = Quota
context_object_name = 'quotas'
paginate_by = 30
template_name = 'pretixcontrol/items/quotas.html'
def get_queryset(self):
return Quota.objects.filter(
event=self.request.event
).prefetch_related("items")
class QuotaEditorMixin:
@cached_property
def items(self) -> "List[Item]":
return list(self.request.event.items.all().prefetch_related("variations"))
def get_form(self, form_class=QuotaForm):
if not hasattr(self, '_form'):
kwargs = self.get_form_kwargs()
kwargs['items'] = self.items
self._form = form_class(**kwargs)
return self._form
def get_context_data(self, *args, **kwargs) -> dict:
context = super().get_context_data(*args, **kwargs)
context['items'] = self.items
for item in context['items']:
item.field = self.get_form(QuotaForm)['item_%s' % item.id]
return context
@transaction.atomic
def form_valid(self, form):
res = super().form_valid(form)
items = self.object.items.all()
variations = self.object.variations.all()
selected_variations = []
self.object = form.instance
for item in self.items:
field = form.fields['item_%s' % item.id]
data = form.cleaned_data['item_%s' % item.id]
if isinstance(field, ModelMultipleChoiceField):
for v in data:
selected_variations.append(v)
if data and item not in items:
self.object.items.add(item)
elif not data and item in items:
self.object.items.remove(item)
self.object.variations.add(*[v for v in selected_variations if v not in variations])
self.object.variations.remove(*[v for v in variations if v not in selected_variations])
return res
class QuotaCreate(EventPermissionRequiredMixin, QuotaEditorMixin, CreateView):
model = Quota
form_class = QuotaForm
template_name = 'pretixcontrol/items/quota_edit.html'
permission = 'can_change_items'
context_object_name = 'quota'
def get_success_url(self) -> str:
return reverse('control:event.items.quotas', kwargs={
'organizer': self.request.event.organizer.slug,
'event': self.request.event.slug,
})
@transaction.atomic
def form_valid(self, form):
form.instance.event = self.request.event
messages.success(self.request, _('The new quota has been created.'))
ret = super().form_valid(form)
form.instance.log_action('pretix.event.quota.added', user=self.request.user, data=dict(form.cleaned_data))
return ret
class QuotaView(ChartContainingView, DetailView):
model = Quota
template_name = 'pretixcontrol/items/quota.html'
context_object_name = 'quota'
def get_context_data(self, *args, **kwargs):
ctx = super().get_context_data()
data = [
{
'label': ugettext('Paid orders'),
'value': self.object.count_paid_orders()
},
{
'label': ugettext('Pending orders'),
'value': self.object.count_pending_orders()
},
{
'label': ugettext('Vouchers'),
'value': self.object.count_blocking_vouchers()
},
{
'label': ugettext('Current user\'s carts'),
'value': self.object.count_in_cart()
}
]
if self.object.size is not None:
data.append({
'label': ugettext('Current availability'),
'value': self.object.availability()[1]
})
ctx['quota_chart_data'] = json.dumps(data)
return ctx
def get_object(self, queryset=None) -> Quota:
try:
return self.request.event.quotas.get(
id=self.kwargs['quota']
)
except Quota.DoesNotExist:
raise Http404(_("The requested quota does not exist."))
class QuotaUpdate(EventPermissionRequiredMixin, QuotaEditorMixin, UpdateView):
model = Quota
form_class = QuotaForm
template_name = 'pretixcontrol/items/quota_edit.html'
permission = 'can_change_items'
context_object_name = 'quota'
def get_context_data(self, *args, **kwargs):
ctx = super().get_context_data()
return ctx
def get_object(self, queryset=None) -> Quota:
try:
return self.request.event.quotas.get(
id=self.kwargs['quota']
)
except Quota.DoesNotExist:
raise Http404(_("The requested quota does not exist."))
@transaction.atomic
def form_valid(self, form):
messages.success(self.request, _('Your changes have been saved.'))
if form.has_changed():
self.object.log_action(
'pretix.event.quota.changed', user=self.request.user, data={
k: form.cleaned_data.get(k) for k in form.changed_data
}
)
return super().form_valid(form)
def get_success_url(self) -> str:
return reverse('control:event.items.quotas', kwargs={
'organizer': self.request.event.organizer.slug,
'event': self.request.event.slug,
})
class QuotaDelete(EventPermissionRequiredMixin, DeleteView):
model = Quota
template_name = 'pretixcontrol/items/quota_delete.html'
permission = 'can_change_items'
context_object_name = 'quota'
def get_object(self, queryset=None) -> Quota:
try:
return self.request.event.quotas.get(
id=self.kwargs['quota']
)
except Quota.DoesNotExist:
raise Http404(_("The requested quota does not exist."))
def get_context_data(self, *args, **kwargs) -> dict:
context = super().get_context_data(*args, **kwargs)
context['dependent'] = list(self.get_object().items.all())
return context
@transaction.atomic
def delete(self, request, *args, **kwargs):
self.object = self.get_object()
success_url = self.get_success_url()
self.object.log_action(action='pretix.event.quota.deleted', user=request.user)
self.object.delete()
messages.success(self.request, _('The selected quota has been deleted.'))
return HttpResponseRedirect(success_url)
def get_success_url(self) -> str:
return reverse('control:event.items.quotas', kwargs={
'organizer': self.request.event.organizer.slug,
'event': self.request.event.slug,
})
class ItemDetailMixin(SingleObjectMixin):
model = Item
context_object_name = 'item'
def get_object(self, queryset=None) -> Item:
try:
if not hasattr(self, 'object') or not self.object:
self.item = self.request.event.items.get(
id=self.kwargs['item']
)
self.object = self.item
return self.object
except Item.DoesNotExist:
raise Http404(_("The requested item does not exist."))
class ItemCreate(EventPermissionRequiredMixin, CreateView):
form_class = ItemCreateForm
template_name = 'pretixcontrol/item/create.html'
permission = 'can_change_items'
def get_success_url(self) -> str:
return reverse('control:event.item', kwargs={
'organizer': self.request.event.organizer.slug,
'event': self.request.event.slug,
'item': self.object.id,
})
@transaction.atomic
def form_valid(self, form):
messages.success(self.request, _('Your changes have been saved.'))
ret = super().form_valid(form)
form.instance.log_action('pretix.event.item.added', user=self.request.user, data={
k: (form.cleaned_data.get(k).name
if isinstance(form.cleaned_data.get(k), File)
else form.cleaned_data.get(k))
for k in form.changed_data
})
return ret
def get_form_kwargs(self):
"""
Returns the keyword arguments for instantiating the form.
"""
newinst = Item(event=self.request.event)
kwargs = super().get_form_kwargs()
kwargs.update({'instance': newinst})
return kwargs
class ItemUpdateGeneral(ItemDetailMixin, EventPermissionRequiredMixin, UpdateView):
form_class = ItemUpdateForm
template_name = 'pretixcontrol/item/index.html'
permission = 'can_change_items'
def get_success_url(self) -> str:
return reverse('control:event.item', kwargs={
'organizer': self.request.event.organizer.slug,
'event': self.request.event.slug,
'item': self.get_object().id,
})
@transaction.atomic
def form_valid(self, form):
messages.success(self.request, _('Your changes have been saved.'))
if form.has_changed():
self.object.log_action(
'pretix.event.item.changed', user=self.request.user, data={
k: (form.cleaned_data.get(k).name
if isinstance(form.cleaned_data.get(k), File)
else form.cleaned_data.get(k))
for k in form.changed_data
}
)
return super().form_valid(form)
class ItemVariations(ItemDetailMixin, EventPermissionRequiredMixin, TemplateView):
permission = 'can_change_items'
template_name = 'pretixcontrol/item/variations.html'
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.item = None
@cached_property
def formset(self):
formsetclass = inlineformset_factory(
Item, ItemVariation,
form=ItemVariationForm, formset=I18nFormSet,
can_order=True, can_delete=True, extra=0
)
return formsetclass(self.request.POST if self.request.method == "POST" else None,
queryset=ItemVariation.objects.filter(item=self.get_object()),
event=self.request.event)
def post(self, request, *args, **kwargs):
with transaction.atomic():
if self.formset.is_valid():
for form in self.formset.deleted_forms:
if not form.instance.pk:
continue
self.get_object().log_action(
'pretix.event.item.variation.deleted', user=self.request.user, data={
'id': form.instance.pk
}
)
form.instance.delete()
form.instance.pk = None
forms = self.formset.ordered_forms + [
ef for ef in self.formset.extra_forms
if ef not in self.formset.ordered_forms and ef not in self.formset.deleted_forms
]
for i, form in enumerate(forms):
form.instance.position = i
form.instance.item = self.get_object()
created = not form.instance.pk
form.save()
if form.has_changed():
change_data = {k: form.cleaned_data.get(k) for k in form.changed_data}
change_data['id'] = form.instance.pk
self.get_object().log_action(
'pretix.event.item.variation.changed' if not created else
'pretix.event.item.variation.added',
user=self.request.user, data=change_data
)
messages.success(self.request, _('Your changes have been saved.'))
return redirect(self.get_success_url())
return self.get(request, *args, **kwargs)
def get_success_url(self) -> str:
return reverse('control:event.item.variations', kwargs={
'organizer': self.request.event.organizer.slug,
'event': self.request.event.slug,
'item': self.get_object().id,
})
def get_context_data(self, **kwargs) -> dict:
self.object = self.get_object()
context = super().get_context_data(**kwargs)
context['formset'] = self.formset
return context
class ItemDelete(EventPermissionRequiredMixin, DeleteView):
model = Item
template_name = 'pretixcontrol/item/delete.html'
permission = 'can_change_items'
context_object_name = 'item'
def get_context_data(self, *args, **kwargs) -> dict:
context = super().get_context_data(*args, **kwargs)
context['possible'] = self.is_allowed()
return context
def is_allowed(self) -> bool:
return not self.get_object().orderposition_set.exists()
def get_object(self, queryset=None) -> Item:
if not hasattr(self, 'object') or not self.object:
try:
self.object = self.request.event.items.get(
id=self.kwargs['item']
)
except Item.DoesNotExist:
raise Http404(_("The requested product does not exist."))
return self.object
@transaction.atomic
def delete(self, request, *args, **kwargs):
success_url = self.get_success_url()
if self.is_allowed():
self.get_object().cartposition_set.all().delete()
self.get_object().log_action('pretix.event.item.deleted', user=self.request.user)
self.get_object().delete()
messages.success(request, _('The selected product has been deleted.'))
return HttpResponseRedirect(success_url)
else:
o = self.get_object()
o.active = False
o.save()
o.log_action('pretix.event.item.changed', user=self.request.user, data={
'active': False
})
messages.success(request, _('The selected product has been deactivated.'))
return HttpResponseRedirect(success_url)
def get_success_url(self) -> str:
return reverse('control:event.items', kwargs={
'organizer': self.request.event.organizer.slug,
'event': self.request.event.slug,
})