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#!/usr/bin/env python3
import email.utils
import feedgenerator
def parse_changelog(lines):
got_version = False
got_date = False
got_url = False
done_remarks = False
releases = []
release = {}
release_remarks = []
release_changes = []
current_change = ""
for idx, line in enumerate(lines):
line = line.rstrip()
if not got_version:
got_version = True
release["version"] = line
continue
if not got_date:
release["date"] = email.utils.parsedate_to_datetime(line)
got_date = True
continue
key, sep, val = line.partition(": ")
if key in ["url", "sha256", "released"] and val != "":
release[key] = val
continue
if not done_remarks:
if line == "":
done_remarks = True
release["remarks"] = release_remarks
release_remarks = []
continue
else:
release_remarks.append(line)
continue
if line != "":
release_changes.append(line.rstrip())
if idx + 1 != len(lines):
continue
release["changes"] = release_changes
if release.get("released") != "no":
releases.append(release)
got_version = False
got_date = False
done_remarks = False
release = {}
release_changes = []
return releases
def generate_rss_feed(releases):
feed = feedgenerator.Rss201rev2Feed(
title="yt-dlp-rajiko changelog",
description="Notifications for new yt-dlp-rajiko releases, with changelogs",
link="https://427738.xyz/yt-dlp-rajiko/",
language="en-GB",
ttl=180, # 3 hours
)
for release in releases:
title = "yt-dlp-rajiko " + release["version"] + " has been released"
description = ""
description += "<p>"
for remark in release["remarks"]:
description += remark
description += "<br/>"
description += "</p>"
description += "<p>This release:</p>\n"
description += "<ul>"
for change in release["changes"]:
description += "<li>"
description += change
description += "</li>\n"
description += "</ul></p>"
if release.get("url"):
if release["version"] != "1.0":
description += "\n<p>If you use pip, you should be able to upgrade with <code>pip install yt-dlp-rajiko --upgrade --extra-index-url https://427738.xyz/yt-dlp-rajiko/pip/</code>.<br>"
description += "If you installed manually, you can download the updated <code>.whl</code> from this post's link."
if release.get("sha256"):
description += " The SHA256 checksum should be <code>"
description += release.get("sha256")
description += "</code>."
description += "</p>"
else:
description += '\n<p>Please see <a href="https://427738.xyz/yt-dlp-rajiko/#install">the homepage</a> for initial installation instructions.</p>'
feed.add_item(
title=title,
description=description,
link=release.get("url"),
pubdate=release["date"]
)
return feed
if __name__ == "__main__":
with open("CHANGELOG") as f:
releases = parse_changelog(f.readlines())
feed = generate_rss_feed(releases)
feed_contents = feed.writeString("utf-8")
feed_contents = feed_contents.replace("<rss", '<?xml-stylesheet href="rss-style.xsl" type="text/xsl"?>\n<rss')
with open('CHANGELOG.xml', 'w') as fp:
fp.write(feed_contents)
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