77 lines
1.9 KiB
Python
77 lines
1.9 KiB
Python
#!/usr/bin/env python3
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import markdown
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import pathlib
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import sys
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import re
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def print_usage():
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print("\nusage: python mkblogrss.py POSTS\n")
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print("\n")
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print("\t\tPOSTS\tfilepaths of blog posts")
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# check args for at least one file path
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if len(sys.argv) < 2:
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print_usage()
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sys.exit(1)
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# posts are arguments from index 1 onwards
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posts = sys.argv[1:]
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# header and footer to enclose feed items
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header = """<?xml version="1.0" encoding="utf-8" ?>
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<rss xmlns:atom="http://www.w3.org/2005/Atom" version="2.0">
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<channel>
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<title>Just Testing</title>
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<link>https://ktyl.dev/blog/index.html</link>
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<description>Vaguely technical "blogging" from Cat</description>
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<atom:link href="https://ktyl.dev/blog/index.xml" rel="self" type="application/rss+xml"/>
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"""
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footer = "</channel></rss>"
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# regex patterns
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title_pattern = re.compile("<h1>(.+)</h1>")
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path_pattern = re.compile("(.+)\/(\d{4})\/(\d{1,2})\/(\d{1,2})\/(.+).md")
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def make_item(path):
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str = "<item>\n"
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# get the HTML version of the file
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text = ""
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with open(path) as f:
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text = f.read()
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html = markdown.markdown(text, extensions=["fenced_code"])
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# title
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title = ""
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m = title_pattern.match(html)
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title = m.group(1)
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str += f"<title>{title}</title>\n"
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# link
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url = "/".join(pathlib.Path(path).parts[2:])
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url = url.replace(".md", ".html")
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link = f"https://ktyl.dev/blog/{url}"
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str += f"<link>{link}</link>\n"
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# content
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description = html
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description = re.sub('<', '<', description)
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description = re.sub('>', '>', description)
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str += f"<description>{description}</description>\n"
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# pub date
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date = re.sub(path_pattern, r'\2-\3-\4', path)
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str += f"<pubDate>{date}</pubDate>\n"
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str += "</item>"
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return str
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# print everything!
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print(header)
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for p in posts:
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print(make_item(p))
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print(footer)
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