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#!/usr/bin/env -S uv run --script
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# 1. Take a markdown blog post as input, convert it to gemtext.
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# 2. Update gemlog index.
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# 3. Update the gemlog Atom feed.
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from datetime import datetime
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from pathlib import Path
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from zoneinfo import ZoneInfo
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from feedgen.feed import FeedGenerator
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from md2gemini import md2gemini
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# This is so that Python doesn't yell at me if I forget an argument. Not
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# likely to happen, but still.
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if len(sys.argv) != 3:
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print('Usage: blog2gemlog /path/to/blog/post.md "Blog Post Title"')
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# Set the absolute path to the gemini content directory
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gemini_dir = Path.home().joinpath(
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"repos/tildegit.org/hyperreal/hyperreal.coffee/gemini"
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# Get the current date in YYYY-MM-DD format
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date_now = datetime.now().strftime("%Y-%m-%d")
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# Read blog post path from sys.argv[1] and ensure it is an absolute path
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blog_post_path = Path(sys.argv[1])
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if not blog_post_path.is_absolute():
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print("Supply absolute path to blog post.")
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# Convert the markdown blog post to gemtext
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with open(blog_post_path, "r") as md_f:
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content = md2gemini(md_f.read(), frontmatter=True, links="paragraph", md_links=True)
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# Set the absolute path to the gemlog post
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gemlog_post_path = gemini_dir.joinpath(f"gemlog/{blog_post_path.stem}.gmi")
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# Write the gemtext content to the gemlog post path
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with open(gemlog_post_path, "w") as gmi_f:
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gmi_f.write(content)
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# Set the string for the END section of the gemlog post
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gemlog_end = f"\n\n## END\nLast updated: {date_now}\n\n=> ../gemlog Gemlog archive\n=> ../ hyperreal.coffee"
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# Append gemlog_end to the end of the gemlog post
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with open(gemlog_post_path, "a") as gmi_f:
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gmi_f.write(gemlog_end)
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# Read the gemlog post file lines into a list
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with open(gemlog_post_path, "r") as gmi_f:
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contents = gmi_f.readlines()
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# Get the gemlog post title from sys.argv[2]
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gemlog_post_title = str(sys.argv[2])
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# Insert the gemlog post title as the level 1 heading on line 1
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contents.insert(0, f"# {gemlog_post_title}\n\n")
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# Write the new contents as a string to the gemlog file
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with open(gemlog_post_path, "w") as gmi_f:
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contents = "".join(contents)
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gmi_f.write(contents)
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# Read the lines of the gemlog index into a list
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with open(gemini_dir.joinpath("gemlog/index.gmi"), "r") as index_f:
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contents = index_f.readlines()
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# Set the content of the gemlog index entry line
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gemlog_index_line = f"=> ./{gemlog_post_path.name} {date_now} {gemlog_post_title}\n"
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# Insert the new gemlog index line into the list on line 6
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contents.insert(5, gemlog_index_line)
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# Write the new contents as a string to the gemlog index file
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with open(gemini_dir.joinpath("gemlog/index.gmi"), "w") as index_f:
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contents = "".join(contents)
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index_f.write(contents)
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# Get a timezone-aware datetime object from a timestamp of the present moment
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aware_ts = datetime.fromtimestamp(
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datetime.timestamp(datetime.now()), tz=ZoneInfo("America/Chicago")
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# Format the timezone-aware datetime object for the <updated> element of the
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updated_ts = aware_ts.strftime("%Y-%m-%dT%H:%M:%S%z")
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# Instantiate a FeedParserDict object
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d = feedparser.parse(gemini_dir.joinpath("gemlog/atom.xml"))
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# Update the <updated> element's value to the current timestamp
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d["updated"] = updated_ts
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# Define a dictionary for the new Atom feed entry
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"id": f"gemini://hyperreal.coffee/gemlog/{gemlog_post_path.name}",
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"title": gemlog_post_title,
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"updated": updated_ts,
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"href": f"gemini://hyperreal.coffee/gemlog/{gemlog_post_path.name}",
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"rel": "alternate",
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"type": "text/gemini",
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# Insert the new Atom feed entry into the FeedParserDict
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d["entries"].insert(0, new_entry_dict)
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# Instantiate a FeedGenerator object and set the methods for the feed
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fg = FeedGenerator()
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fg.id(d["feed"]["id"])
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fg.title(d["feed"]["title"])
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fg.updated(d["feed"]["updated"])
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fg.link(d["feed"]["links"])
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# Reverse the order of d["entries"] so that they are written to the file in
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# the correct order
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d["entries"].reverse()
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# For each entry, add a new entry to the FeedGenerator object
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for entry in d["entries"]:
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fe = fg.add_entry()
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fe.title(entry["title"])
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fe.updated(entry["updated"])
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fe.link(entry["links"])
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# Finally, render the FeedGenerator object as an Atom feed and write it to
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# the atom.xml file
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fg.atom_file(gemini_dir.joinpath("gemlog/atom.xml"), pretty=True)
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# vim: ai et ft=python sts=4 sw=4 ts=4
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