def add(cls, user_name, label):
exist = Tag.select().filter(Tag.user_name == user_name, Tag.label
== label).first() is None
if not exist:
raise ServerException(f'{label} 已存在')
tag = Tag(user_name=user_name, label=label)
tag.insert()
return Tag.select().filter(Tag.user_name == user_name,
Tag.label == label).one().id
def get_tags(self): from model.tagtoevent import TagToEvent from model.tag import Tag query = Tag.select(Tag.name)\ .join(TagToEvent, on=(Tag.id == TagToEvent.tag_id))\ .where(TagToEvent.event_id == self.id) return [tag.name for tag in query]
def publish_article(cls, user_name, id, title, tags, is_published):
article = Article.select().get(id)
article.title = title
article.is_published = is_published
tags = list(set(tags))
tag_existed = Tag.select().filter(Tag.label.in_(tags)).all()
for t in tag_existed:
if t.user_name is None:
t.user_name = user_name
t.update()
for t in list(
set(tags).difference(set([tag.label for tag in tag_existed]))):
Tag(user_name=user_name, label=t).insert()
article.tags = json.dumps(tags)
article.update()
return True
def _fill_cache_with_existing_tags(self):
tag = Tag()
tags = tag.select()
for tg in tags:
self._tags_cache[tg.name] = tg
def delete(cls, tag_id):
tag = Tag.select().get(tag_id)
if tag is None:
raise ServerException('tag不存在')
tag.delete()
return True
def user_tag(cls, user_name):
tags = Tag.select().filter(Tag.user_name == user_name).all()
return [tag.get_json() for tag in tags]