def topic_create(project_id):
project = Project.query.get(project_id)
if not current_user.in_team(project.team_id):
abort(404)
form = TopicForm(current_user, project, request.form.getlist('attachment'))
if form.validate_on_submit():
topic = form.saveTopic()
if topic is not None:
flash(u'保存成功')
return redirect(url_for('topic_detail', topic_id=topic.id))
else:
flash(u'保存失败，请联系管理员', 'error')
return render_template('project/topic_create.html', project=project, form=form)
