基于Python编写一个B站全自动抽奖的小程序

pip install DecryptLogin

from DecryptLogin import login

client = login.Client()
bili = client.bilibili(reload_history=True)
infos_return, session = bili.login(self.username, '微信公众号: Charles的皮卡丘', 'scanqr')

'''获得关注列表'''
def getfollowings(self, session, infos_return):
    url = 'https://api.bilibili.com/x/relation/followings'
    params = {
        'vmid': infos_return['data']['mid'],
        'pn': '1',
        'ps': '20',
        'order': 'desc',
        'order_type': 'attention',
        'jsonp': 'jsonp',
    }
    response = session.get(url, params=params, headers=self.headers)
    total = response.json()['data']['total']
    followings_ids, page = [], 1
    while True:
        for item in response.json()['data']['list']:
            followings_ids.append(item['mid'])
        if len(followings_ids) >= total: break
        page += 1
        params['pn'] = str(page)
        response = session.get(url, params=params, headers=self.headers)
    return followings_ids

'''获得UP主的动态'''
def getupdates(self, infos_return, host_uid, session):
    url = f'https://api.vc.bilibili.com/dynamic_svr/v1/dynamic_svr/space_history?visitor_uid={infos_return["data"]["mid"]}&host_uid={host_uid}&offset_dynamic_id=0&need_top=1&platform=web'
    response = session.get(url, headers=self.headers)
    response_json, updates = response.json(), {}
    for card in response_json['data']['cards']:
        dynamic_id = card['desc']['dynamic_id']
        desp = re.findall(r'"description":"(.*?)"', card['card'])[0]
        updates[dynamic_id] = desp
    return updates

'''转发动态'''
def forwardupdate(self, session, infos_return, dynamic_id):
    url = 'http://api.vc.bilibili.com/dynamic_repost/v1/dynamic_repost/repost'
    data = {
        'uid': infos_return['data']['mid'],
        'dynamic_id': dynamic_id,
        'content' : random.choice(self.comments),
        'ctrl': '[{"data":"5581898","location":2,"length":4,"type":1},{"data":"10462362","location":7,"length":5,"type":1},{"data":"1577804","location":13,"length":4,"type":1}]',
        'csrf_token': session.cookies.get('bili_jct')
    }
    response = session.post(url, data=data, headers=self.headers)
    return response.json()

# 监控新的动态
self.logging('开始监控是否有新的抽奖信息发布')
while True:
    time.sleep(self.time_interval)
    self.logging('开始检测是否有新的抽奖信息发布')
    for userid in tqdm(followings_ids):
        updates_old = followings_infos.pop(userid)
        updates_latest = self.getupdates(infos_return, userid, session)
        for dynamic_id in updates_latest.keys():
            if dynamic_id not in updates_old:
                desp = updates_latest[dynamic_id]
                if '#互动抽取#' in desp:
                    result = self.forwardupdate(session, infos_return, dynamic_id)
                    self.logging('检测到有新的抽奖信息发布, 已经尝试转发, 返回的结果为{result}')
        followings_infos[userid] = updates_latest

usage: bilibililottery.py [-h] [--username USERNAME]
                          [--time_interval TIME_INTERVAL]

B站监控关注的UP主并自动转发抽奖

optional arguments:
  -h, --help            show this help message and exit
  --username USERNAME   用于存储历史cookies的唯一标识ID
  --time_interval TIME_INTERVAL
                        查询UP主的动态的间隔时间