def post_edit(request, post_id):
"""Render post for editing, re-uses topic detail template
Available template variables:
`topic`:
Topic instance we give details about
`pagination`:
a pagination object to render a pagination
`posts`:
Sorted list of posts for given topic
`form`:
Form for post editing
:Template name: ``board_topic_detail.html``
:URL endpoint: ``board/post_edit``
"""
post = Post.query.get(post_id)
if post is None:
raise NotFound()
(postnr, page, topic_id) = locate_post(post)
user = request.user
topic = post.topic
if not topic.can_see(user) or not post.can_edit(user):
raise Forbidden()
form = PostForm(topic,post)
del form.title
if request.method == 'POST':
if form.validate(request.form):
form.save_changes(post)
return redirect_to('board/post_find', post_id=post.id)
data = Post.query.filter(Post.topic==topic)\
.get_list('board/topic_detail', page,
request.per_page, {'topic_id': topic_id})
return render_response('board_topic_detail.html', topic=topic,
posts=data['posts'], pagination=data['pagination'],
form=form.as_widget() if form else None)
