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starmen1265 193d2b375d feat: 添加 MediaCrawler 整合支持

- kb-zhihu-metadata: 新增 zhihu_article_crawler.py 支持爬取知乎专栏文章
- kb-zhihu-content: 添加 article-from-media 类型支持从 MediaCrawler 数据读取
- 更新 SKILL.md 文档说明新功能

2026-02-27 17:42:21 +08:00

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KB Zhihu Content Skill

kb-zhihu-content - Download Zhihu videos and extract content.

Features

Video download using yt-dlp
Subtitle extraction (returns no subtitle, triggers Whisper)
Read article content from MediaCrawler data (NEW!)
Supports ZHIHU_COOKIE environment variable

Environment Variables

Variable	Required	Description
`ZHIHU_COOKIE`	No	知乎登录 Cookie (for member-only videos)

Commands

# Download video
python zhihu_content.py --id "12345678" --type video --output "/path/to/downloads/"

# Extract subtitle (returns no subtitle, triggers Whisper)
python zhihu_content.py --id "12345678" --type subtitle --output "/path/to/subtitles/"

# 从 MediaCrawler 读取文章内容 (⚡ NEW!)
python zhihu_content.py --type article-from-media --input "~/work/MediaCrawler/data/zhihu/json/detail_contents_2026-02-27.json" --output "~/work/knowledge-base/data/zhihu/"

MediaCrawler 数据读取

新功能：从 MediaCrawler 爬取的数据中提取知乎文章内容

使用方法

# 从 MediaCrawler JSON 文件读取文章内容
python zhihu_content.py --type article-from-media \
    --input "~/work/MediaCrawler/data/zhihu/json/detail_contents_2026-02-27.json" \
    --output "~/work/knowledge-base/data/zhihu/"

# 查找最新的爬取数据
python zhihu_content.py --type article-from-media \
    --output "~/work/knowledge-base/data/zhihu/"

参数说明

参数	说明
`--type article-from-media`	从 MediaCrawler 数据读取
`--input`	MediaCrawler 输出文件路径（可选，不指定则自动查找最新）
`--output`	输出目录

输出格式

{
  "success": true,
  "type": "article",
  "filename": "zhihu_article_如何高效的爬取微信公众号.md",
  "filepath": "/home/xxx/work/knowledge-base/data/zhihu/zhihu_article_如何高效的爬取微信公众号.md",
  "message": "文章内容已导出"
}

原有功能

Video Download

Video download uses yt-dlp:

Parses ZHIHU_COOKIE environment variable (optional)
Creates temporary Netscape-format cookie file
Runs yt-dlp -f best -o <output> <url>
Cleans up temporary file

Note: 知乎视频通常没有官方字幕，将自动触发 Whisper 语音识别

Installation

# Already included in kb-skills repo
# Ensure yt-dlp is installed
pip install yt-dlp aiohttp

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