def reply_topic(request, pk, topic_pk):
topic = get_object_or_404(Topic, board__pk=pk, pk=topic_pk)
if request.method == 'POST':
form = PostForm(request.POST)
if form.is_valid():
post = form.save(commit=False)
post.topic = topic
post.created_by = request.user
post.save()
topic.last_updated = timezone.now()
topic.save()
topic_url = reverse('topic_posts', kwargs={'pk': pk, 'topic_pk': topic_pk})
topic_post_url = '{url}?page={page}#{id}'.format(
url=topic_url,
id=post.pk,
page=topic.get_page_count()
)
return redirect(topic_post_url)
else:
form = PostForm()
return render(request, 'reply_topic.html', {'topic': topic, 'form': form})
