def get_timeline():
"""
获取个人Timeline
参数：
limit: 可选,default=10
offset: 可选,default=10
"""
limit = request.args.get('limit', 10, type=int)
offset = request.args.get('offset', 0, type=int)
key = Keys.user_timeline.format(g.user.id)
print("View:", key)
if not rd.exists(key):
# A long time no-logged in user comes back
#rd.rpush(Keys.timeline_events_queue,
# Keys.user_returned.format(g.user.id))
_load_user_timeline(g.user.id)
"""element: type:id, type=s|a"""
datas = rd.zrevrange(key, offset, offset + limit - 1)
rd.expire(key, Keys.user_timeline_expire)
items = [d.decode() for d in datas]
print("Timeline items:", items)
status_ids = []
article_ids = []
for item in items:
if item[0] == Keys.timeline_status_prefix:
status_ids.append(item[2:])
elif item[0] == Keys.timeline_article_prefix:
article_ids.append(item[2:])
else:
raise Exception("No such type")
statuses = Cache.multiget_status_json(status_ids)
articles = Cache.multiget_article_json(article_ids)
res_map = {}
for s in statuses:
item_key = Keys.timeline_status_item.format(s['id'])
res_map[item_key] = s
for a in articles:
item_key = Keys.timeline_article_item.format(a['id'])
res_map[item_key] = a
res = [res_map[t] for t in items if t in res_map]
return jsonify(res)
def is_user_followed_by(id: IntLike, other_id: IntLike) -> bool:
key = Keys.user_followers.format(id)
if not rd.exists(key):
_cache_followers(id)
rd.expire(key, Keys.user_followers_expire)
return rd.sismember(key, other_id)
def is_status_liked_by(id: IntLike, other_id: IntLike) -> bool:
key = KEYS.status_liked_users.format(id)
if not rd.exists(key):
_cache_liked_users(id)
return rd.sismember(key, other_id)
def is_account_followed_by(id: IntLike, user_id: IntLike) -> bool:
key = KEYS.official_account_subscribers.format(id)
if not rd.exists(key):
_cache_account_subscribers(id)
return rd.sismember(key, user_id)