Created
July 14, 2021 12:07
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from pathlib import Path | |
from typing import Optional | |
import re | |
import html | |
import urllib.request | |
import markdownify | |
class Converter(markdownify.MarkdownConverter): | |
def convert_img(self, el, text, convert_as_inline): | |
src = el.attrs["src"] | |
print(src) | |
filename = src.rsplit("/")[-1] | |
dst = Path("./public/i") / filename | |
with urllib.request.urlopen(src) as webf: | |
with dst.open("wb") as fp: | |
fp.write(webf.read()) | |
el.attrs["src"] = "/i/" + filename | |
return super().convert_img(el, text, convert_as_inline) | |
def filepath_to_html(filepath: Path) -> Optional[str]: | |
with open(filepath, "r", encoding="utf-8") as fp: | |
contents = fp.read() | |
frontmatter, contents = contents.split("\n\n", maxsplit=1) | |
if not contents.startswith("<"): | |
return None | |
converter = Converter(autolinks=False, heading_style="ATX", strip=["iframe"]) | |
return frontmatter + "\n\n" + converter.convert(contents) | |
# [C++](http://d.hatena.ne.jp/keyword/C%2B%2B) | |
def cleanup(s: str) -> str: | |
return re.sub(r"\[([^\]]+)\]\(http://d.hatena.ne.jp/keyword/[^\)]*\)", r"\1", s) | |
def main() -> None: | |
basedir = Path("./posts/") | |
for filepath in basedir.glob("*.md"): | |
s = filepath_to_html(filepath) | |
if not s: | |
continue | |
s = html.unescape(cleanup(s)) | |
filepath.open("w", encoding="utf-8").write(s) | |
if __name__ == "__main__": | |
main() |
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