def get(self, topic_id):
topic = Topic.get_by_pk(topic_id)
if topic:
topic.view_count_inc()
count, user_topics = Topic.get_list_by_user(topic.user)
user_topics = user_topics.limit(10)
follow = JsDict()
if self.current_user():
follow.topic = Follow.exists(OBJECT_TYPES.TOPIC, topic_id, self.current_user())
follow.author = Follow.exists(OBJECT_TYPES.USER, topic.user.id, self.current_user())
self.render(
"forum/topic.html",
nav="index",
page_title=page_title(topic.title, topic.board.title, "社区"),
topic=topic,
user_topics=user_topics,
follow=follow,
)
else:
self.write_error(404)
def follow(self, related_type, relate_id):
related_type = int(related_type)
# 1. 首先需要登录
if not self.current_user():
return -1, '请先登录后再做此操作'
# 2. 父级类型必须存在
if related_type not in OBJECT_TYPES.values():
return -2, '不合法的提交'
# 3. relate_id 存在检查
obj = OBJECT_TYPES.get_object(related_type, relate_id)
if not obj:
return -3, '目标不存在'
# 4. 关注存在检查
if Follow.exists(related_type, relate_id, self.current_user()):
return -4, '已经完成过这个操作'
# 5. 存入数据库
Follow.new(related_type, relate_id, self.current_user())
return 0, '成功'