def new(request):
'''Show form to add new subject'''
if request.method == "POST":
form = SubjectForm(request.POST) #prefilled form from POST data
if form.is_valid():
new_subject = form.save()
return HttpResponseRedirect("/subjecten/%s/" % new_subject.pk)
else:
form = SubjectForm() #empty form
return render_to_response('subjecten/new_subject.html', {'form': form})
def edit(request, subject_id = None):
'''Show form to change an existing subject'''
if request.method == "POST":
subject = Subject.objects.get(pk = subject_id)
form = SubjectForm(request.POST, instance = subject)
if form.is_valid():
new_subject = form.save()
return HttpResponseRedirect("/subjecten/%s/" % new_subject.pk)
else:
subject = Subject.objects.get(pk = subject_id)
form = SubjectForm(instance = subject)
return render_to_response('subjecten/edit_subject.html', {'form': form, 'subject': subject})