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Don't show delete page in control panel if deletion is impossible

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This commit is contained in:
Raphael Michel
2016-02-11 16:58:23 +01:00
parent fe6bcd2e9e
commit 6b25dea7b0
1 changed files with 5 additions and 4 deletions
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9
src/pretix/control/views/vouchers.py
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@@ -35,10 +35,11 @@ class VoucherDelete(EventPermissionRequiredMixin, DeleteView):
except Voucher.DoesNotExist: except Voucher.DoesNotExist:
raise Http404(_("The requested voucher does not exist.")) raise Http404(_("The requested voucher does not exist."))
def get_context_data(self, *args, **kwargs) -> dict: def get(self, request, *args, **kwargs):
context = super().get_context_data(*args, **kwargs) if self.get_object().is_ordered():
context['allowed'] = not self.get_object().is_ordered() messages.error(request, _('A voucher can not be deleted if it already has been redeemed.'))
return context return HttpResponseRedirect(self.get_success_url())
super().get(request, *args, **kwargs)
@transaction.atomic() @transaction.atomic()
def delete(self, request, *args, **kwargs): def delete(self, request, *args, **kwargs):