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import requests
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import json
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import re
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import wordcloud
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from bs4 import BeautifulSoup
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# from video_bid import videobid
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# 基本模块
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# 所需视频bid号列表、弹幕内容、cid号列表
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list1 = []
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list2 = []
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anslist = []
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# 请求标头 模拟浏览器
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headers = {
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#Cookie 用户信息 u-a 用户代理 referer 反爬
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"user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36 Edg/128.0.0.0",
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"cookie":"_uuid=C910E215C-7103E-4E54-9515-10FF7599AAECF78232infoc; buvid_fp=e7bba7e4bae311a280afa29479dcd19d; buvid3=A7EFF3D3-823F-E623-0EC8-4DE13D84710980740infoc; b_nut=1709977881; buvid4=B0B9DD4D-D469-44F5-6A8F-B2BCC72B405380740-024030909-YSaors5wcVdXxPAyYUcK7w%3D%3D; CURRENT_FNVAL=4048; rpdid=0zbfAGEiQM|8kXSwyAg|26E|3w1Swd2X; DedeUserID=440181187; DedeUserID__ckMd5=7aea6a85d9bac605; CURRENT_QUALITY=80; header_theme_version=CLOSE; enable_web_push=DISABLE; SESSDATA=218ebe14%2C1742048643%2C74a54%2A92CjCwT-WOtbM-xsZKbPnRuVAbDVtv--QmJvHh6khSys1se0CpcdYi5_2hO4THAprUtX0SVjMxenRnVjNiQ0JDd1ZtLVU1OWs3OUdOczNYWlZ6aWU2dkg2RHpWb2hZc00xOWJjWm9MVjdGNUcwLVY1ckYzOC1BUHViR0dvajZoeWpQb1M3ek9DUC13IIEC; bili_jct=51295d2894045195c66fdadf6b1b7a91; bili_ticket=eyJhbGciOiJIUzI1NiIsImtpZCI6InMwMyIsInR5cCI6IkpXVCJ9.eyJleHAiOjE3MjY3NTU4OTQsImlhdCI6MTcyNjQ5NjYzNCwicGx0IjotMX0.Dr-RHjAMQ0qLpe3McjbIChH_d_S3UYkbXlb2doqMdWw; bili_ticket_expires=1726755834; home_feed_column=5; browser_resolution=1536-695; bp_t_offset_440181187=978115949112590336; sid=6xn7yn2o; b_lsid=BA647F49_1920109E5DD",
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"referer":"https://www.bilibili.com/"
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}
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def video_bid(num1):
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# 获取综合排序前300视频的bid
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# 请求网址
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page_url = f"https://search.bilibili.com/all?keyword={"2024巴黎奥运会"}&page={num1}"
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response = requests.get(url=page_url, headers=headers)# 发送请求
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response.encoding = response.apparent_encoding
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data_list = re.findall('"bvid":"(.*?)"', response.text)# 正则表达式获取bid
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global list1 # 声明为全局变量
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list1.extend(data_list) # 每次循环导入数据
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def video_cid(num2):
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# 获取视频cid
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# 请求网址
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cid_url = f'https://api.bilibili.com/x/player/pagelist?bvid={num2}&jsonp=jsonp'
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response = requests.get(url=cid_url, headers=headers) # 发送请求
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response.encoding = response.apparent_encoding
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content = json.loads(response.text)# 获取cid号
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datalist = []
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# if "data" in content and "cid" in content["data"][0]:
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cid = content["data"][0]["cid"]
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if isinstance(cid, list):
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datalist.extend(cid)
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else:
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datalist.append(cid)
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global list2# 声明为全局变量
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list2.extend(datalist)
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def video_bullet(num3):
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# 爬取弹幕
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bullet_url = f'https://comment.bilibili.com/{num3}.xml' # 弹幕URL
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response = requests.get(url=bullet_url, headers=headers) # 发送请求
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response.encoding = response.apparent_encoding
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global anslist
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chat_xml = BeautifulSoup(response.text,"xml") # 解析XML响应 提取文本
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ss = chat_xml.find_all("d") #爬取所有的弹幕
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for d in ss:
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anslist.append(d.text)
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if __name__ == '__main__':
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# 每页30个视频 爬取第1页到第10页的bid号
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for page in (1,11):
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video_bid(page)
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# 对于每个bid号爬取cid号
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for bv in list1:
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video_cid(bv)
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# 对于每个CID号，爬取弹幕内容
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for cid in list2:
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video_bullet(cid)
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# 将弹幕内容导出到本地文件
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blscn = '\n'.join(anslist)
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with open('所有弹幕.txt', mode='a', encoding='utf-8') as f:
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f.write(blscn)
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print("endprint") #检测是否正常退出
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