84 lines
2.8 KiB
Python
Executable File
84 lines
2.8 KiB
Python
Executable File
#!/usr/bin/env python3
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"""生成应用内在线升级读取的版本清单 appcast.json。
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Scripts/appcast.py <版本> <build> <下载地址前缀> <Apple 芯片 zip> <Apple 芯片 dmg> > dist/appcast.json
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清单只发布 Apple Silicon 安装包。
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更新摘要取自 CHANGELOG.md 中该版本的条目：每条取冒号或句号之前的部分（过短时带上冒号后的内容），最多 10 条。
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"""
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import hashlib
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import json
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import os
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import re
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import sys
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MAX_NOTES = 10
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MAX_LENGTH = 48
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def summarize(line: str) -> str:
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text = re.sub(r"`([^`]*)`", r"\1", line).strip()
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text = re.sub(r"\*\*([^*]*)\*\*", r"\1", text)
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head = re.split(r"[：。；]", text, maxsplit=1)[0]
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# 冒号前只是个标题（如“主窗口”）时带上后面的内容，否则摘要看不出改了什么
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text = head if len(head) >= 10 else text.split("。", 1)[0]
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text = text.rstrip("，、 ")
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return text if len(text) <= MAX_LENGTH else text[: MAX_LENGTH - 1] + "…"
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def release_notes(changelog: str, version: str) -> tuple[str, list[str]]:
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section = re.search(rf"^## {re.escape(version)} · (\S+)\n(.*?)(?=^## |\Z)", changelog, re.S | re.M)
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if not section:
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sys.exit(f"CHANGELOG.md 里没有 {version} 的条目")
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date, body = section.group(1), section.group(2)
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notes = []
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for line in body.splitlines():
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if line.startswith("- "):
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summary = summarize(line[2:])
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if summary and summary not in notes:
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notes.append(summary)
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if len(notes) > MAX_NOTES:
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rest = len(notes) - MAX_NOTES + 1
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notes = notes[: MAX_NOTES - 1] + [f"以及另外 {rest} 项新增、调整与修复"]
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return date, notes
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def sha256(path: str) -> str:
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digest = hashlib.sha256()
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with open(path, "rb") as handle:
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for chunk in iter(lambda: handle.read(1 << 20), b""):
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digest.update(chunk)
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return digest.hexdigest()
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def asset(base: str, zip_path: str, dmg_path: str) -> dict:
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return {
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"url": f"{base}/{os.path.basename(zip_path)}",
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"sha256": sha256(zip_path),
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"size": os.path.getsize(zip_path),
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"dmg": f"{base}/{os.path.basename(dmg_path)}",
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}
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def main() -> None:
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version, build, base, arm_zip, arm_dmg = sys.argv[1:6]
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root = os.path.join(os.path.dirname(__file__), "..")
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with open(os.path.join(root, "CHANGELOG.md"), encoding="utf-8") as handle:
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date, notes = release_notes(handle.read(), version)
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feed = {
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"version": version,
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"build": build,
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"date": date,
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"minimumSystem": "14.0",
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**asset(base, arm_zip, arm_dmg),
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"notes": notes,
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"changelog": "https://getopenstats.com/#changelog",
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}
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json.dump(feed, sys.stdout, ensure_ascii=False, indent=2)
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sys.stdout.write("\n")
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if __name__ == "__main__":
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main()
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