knownasnaffy Credential Fixture Review
python scripts/_env_constants.py is review material for the Web to Markdown skill. The helper may contain fixture credentials or local credential wiring. Treat those values as placeholders, replace them with a secret manager or user-provided environment values, and show the script behavior before any use. Do not contact external services with embedded sample credentials.
Web to Markdown
概述 / Overview
通用网页抓取工具，支持： A general-purpose web scraping tool that supports:
- 将网页内容转换为干净的 Markdown / Converting web content to clean Markdown
- 从任意网站提取图片 URL / Extracting image URLs from any website
- 批量下载网页图片 / Batch downloading images from web pages
适用于内容阅读、图片收集、资料整理等场景。 Suitable for content reading, image collection, and data organization.
功能模块 / Features
1. 网页转 Markdown / Web to Markdown
将网页 URL 转换为干净的 Markdown 文本，移除广告、导航栏等无关内容。 Converts a web page URL into clean Markdown text, removing ads, navigation bars, and other irrelevant content.
URL 前缀服务 / URL Prefix Services：
| 服务 Service | 前缀 Prefix | 特点 Notes |
|---|---|---|
| markdown.new | https://markdown.new/ |
首选，速度快 / Preferred, fast |
| defuddle | https://defuddle.md/ |
备选 / Fallback |
| r.jina.ai | https://r.jina.ai/ |
适合动态内容 / Good for dynamic content |
使用 / Usage：
curl -s "https://markdown.new/https://example.com/article"
curl -s "https://r.jina.ai/https://example.com/article"
2. 提取网页图片 / Extract Images from Web Pages
从任意网页提取所有图片 URL。 Extracts all image URLs from any web page.
通用提取 / General Extraction：
# 提取所有图片 URL / Extract all image URLs
curl -s "https://r.jina.ai/<url>" | grep -oE 'https://[^)\s"]+\.(jpg|jpeg|png|gif|webp|avif)'
使用脚本 / Using the Script：
python scripts/extract_images.py <url> [--output urls.txt]
3. 批量下载图片 / Batch Download Images
从网页提取图片并批量下载到本地。 Extracts images from web pages and downloads them in batch to local storage.
使用脚本 / Using the Script：
python scripts/download_images.py <url> [--output <dir>] [--limit <n>] [--min-size <bytes>]
参数 / Parameters：
url: 网页 URL / Web page URL--output: 输出目录（默认~/.openclaw/images）/ Output directory (default:~/.openclaw/images)--limit: 最大下载数（默认 50）/ Max downloads (default: 50)--min-size: 最小文件大小，过滤小图标（默认 10KB）/ Min file size to filter out small icons (default: 10KB)--ext: 只下载指定格式（jpg/png/gif/webp）/ Only download specific formats (jpg/png/gif/webp)
示例 / Examples：
# 下载网页中的所有大图 / Download all large images from a page
python scripts/download_images.py "https://example.com/gallery" --output ~/Downloads/images
# 只下载 PNG，最多 20 张 / Download only PNGs, max 20
python scripts/download_images.py "https://example.com" --ext png --limit 20
# Pinterest（自动转换原始尺寸）/ Pinterest (auto-converts to original size)
python scripts/download_images.py "https://www.pinterest.com/search/pins/?q=architecture"
工作流程 / Workflow
网页内容抓取 / Web Content Scraping
- 首选
markdown.new// Prefermarkdown.new/ - 失败则尝试
defuddle.md// Fall back todefuddle.md/ - 再失败尝试
r.jina.ai// Then tryr.jina.ai/ - 最终使用本地 Scrapling 脚本 / Finally use local Scrapling script
图片提取下载 / Image Extraction & Download
- 使用
r.jina.ai获取网页内容 / User.jina.aito fetch page content - 正则提取所有图片 URL / Extract all image URLs via regex
- 过滤小图片（图标、表情等）/ Filter out small images (icons, emojis, etc.)
- 智能命名并下载保存 / Smart naming and download
特殊网站支持 / Special Website Support
自动识别 Pinterest URL，将缩略图转换为原始尺寸： Automatically detects Pinterest URLs and converts thumbnails to original size:
236x→originals564x→originals
其他常见网站 / Other Common Websites
脚本会自动处理各种网站的图片 URL 格式，包括： The scripts automatically handle various image URL formats, including:
- CDN 链接 / CDN links
- 带参数的 URL / URLs with query parameters
- 懒加载图片 / Lazy-loaded images
脚本说明 / Script Reference
scripts/scrape.py
本地网页抓取脚本，作为在线服务的降级方案。 Local web scraping script, used as a fallback for online services.
python scripts/scrape.py <url>
scripts/extract_images.py
提取网页中的图片 URL，输出为列表。 Extracts image URLs from a web page and outputs them as a list.
python scripts/extract_images.py <url> [--output urls.txt]
scripts/download_images.py
批量下载网页图片。 Batch downloads images from a web page.
python scripts/download_images.py <url> [options]
依赖 / Dependencies
extract_images.py 和 download_images.py 仅使用 Python 标准库，无需额外安装。
extract_images.py and download_images.py only use the Python standard library — no extra installation needed.
scrape.py 需要安装 scrapling（本地抓取降级方案）：
scrape.py requires scrapling (local scraping fallback):
pip install scrapling
注意事项 / Notes
- 遵守网站的 robots.txt 和使用条款 / Respect the website's robots.txt and terms of use
- 大量下载前考虑网站服务器压力 / Consider server load before mass downloading
- 部分网站有防盗链，可能无法直接下载 / Some sites have hotlink protection and may block direct downloads
- 动态加载的图片可能需要使用
r.jina.ai/ Dynamically loaded images may requirer.jina.ai