腾讯视频微信小程序视频下载方案-526互联

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腾讯视频微信小程序视频缓存方案

环境

win10

Charles

Internet Download Manager

抓包分析

在这里插入图片描述
搜索关键词可以很容易的找到发包的位置，解析json数据，搜索mp4或m3u8之类的后缀关键词找到下面的字段，看数据应该是需要的，提取出来解析一下看详细的数据

可以看到了请求头和视频地址，还有加密串之类的数据，具体的拼接方式还不太了解，先去pc端随便抓一个链接看下数据格式，然后拼接视频地址

提取url并拼接下载地址

import requests
import json
from jsonpath import jsonpath

headers = {
    "xweb_xhr": "1",
    "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.102 Safari/537.36 MicroMessenger/7.0.20.1781(0x6700143B) NetType/WIFI MiniProgramEnv/Windows WindowsWechat/WMPF XWEB/6945",
    "content-type": "application/json",
    "accept": "*/*",
    "sec-fetch-site": "cross-site",
    "sec-fetch-mode": "cors",
    "sec-fetch-dest": "empty",
    "accept-language": "zh-CN,zh"
}
cookies = {
    "main_login": "wx",
    "openid": "oXw7q0DqxLpCmwrIvXWn6bVe3X0w",
    "appid": "wxa75efa648b60994b",
    "vuserid": "2887009071",
    "vusession": "h1tF_AkElbXtutQuw2JoJw.N",
    "vversion_name": "8.2.95",
    "video_bucketid": "4",
    "video_omgid": "2887009071"
}
params = {
    "video_appid": "3000002",
    "guid": "c9eb459f9be06ea0",
    "vplatform": "0"
}
data = {
    "page_params": {
        "page_type": "detail_operation",
        "page_id": "small_app_sv_channel_jump",
        "load_type": "3",
        "data_key": "vid=x325605uz2g",
        "flow_experiment_id": "10000"
    }
}
data = json.dumps(data, separators=(',', ':'))
response = requests.post(url, headers=headers, cookies=cookies, params=params, data=data)

# print(response.text)
# print(response)

tvk_video_info = jsonpath(response.json(), "$..item_params.tvk_video_info")
# print(tvk_video_info)
for video_info in tvk_video_info:
    # print(video_info)
    title = jsonpath(json.loads(video_info), "$..ul.ui..url")[-1]
    title = title.replace("http://video.dispatch.tc.qq.com/", "http://ugccsy.qq.com/").replace("svp_50069/", "")
    print(title)
    fn = jsonpath(json.loads(video_info), "$..vl.vi..fn")[0]
    print(fn)
    vkey = jsonpath(json.loads(video_info), "$..vl.vi..fvkey")[0]
    print(vkey)
    url = f'{title}{fn}?vkey={vkey}'
    print(url)
    break