A ticket cannot depends on itself or on a ticket already depending on it

This commit is contained in:
bbe 2020-06-12 15:34:39 +02:00
parent bec486817c
commit ff77aa0fe3

View File

@ -1475,16 +1475,17 @@ def ticket_dependency_add(request, ticket_id):
raise PermissionDenied()
if not _is_my_ticket(request.user, ticket):
raise PermissionDenied()
if request.method == 'POST':
form = TicketDependencyForm(request.POST)
form = TicketDependencyForm(request.POST or None)
# A ticket cannot depends on itself or on a ticket already depending on it
form.fields['depends_on'].queryset = Ticket.objects.exclude(
Q(id=ticket.id) | Q(ticketdependency__depends_on=ticket)
)
if form.is_valid():
ticketdependency = form.save(commit=False)
ticketdependency.ticket = ticket
if ticketdependency.ticket != ticketdependency.depends_on:
ticketdependency.save()
return HttpResponseRedirect(reverse('helpdesk:view', args=[ticket.id]))
else:
form = TicketDependencyForm()
return render(request, 'helpdesk/ticket_dependency_add.html', {
'ticket': ticket,
'form': form,