78 lines
2.4 KiB
Python
78 lines
2.4 KiB
Python
#!/usr/bin/env python3
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import argparse
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import os
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import re
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import subprocess
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import urllib.request
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fix_pattern = re.compile("[Ff]ix #([0-9]{4,})")
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node_url_pattern = "https://musescore.org/node/{node}"
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changelog_line_issue = "* [#{node}]({url}): {title}"
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changelog_line_other = "* {title}"
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def git_log(git_dir, rev1, rev2):
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cwd = os.getcwd()
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os.chdir(git_dir)
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# %s for subject (message)
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git = subprocess.run(["git", "log", "--format=format:%s", "{}..{}".format(rev1, rev2)], capture_output=True, text=True)
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os.chdir(cwd)
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return git.stdout
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def get_node_url(node):
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return node_url_pattern.format(node=node)
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def get_node_info(node):
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node_url = get_node_url(node)
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response = urllib.request.urlopen(node_url)
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html = str(response.read())
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# We may need some more complex HTML parsing to get
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# more info but just for title regex is enough
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title_match = re.search("\<title\>(.*)\</title\>", html)
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if title_match:
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title = title_match.group(1)
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trailer_idx = title.rfind('|') # the expected page title format is "{node_title} | MuseScore"
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title = title[:trailer_idx].rstrip()
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else:
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title = None
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return { "node": node, "url": node_url, "title": title }
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if __name__ == "__main__":
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parser = argparse.ArgumentParser(description="Extract changelog from MuseScore repo")
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parser.add_argument("rev1", help="Revision (tag, branch name or commit hash) of the old version")
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parser.add_argument("rev2", help="Revision (tag, branch name or commit hash) of the new version")
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parser.add_argument("--git-dir", default=".", help="Path to the git repo directory")
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args = parser.parse_args()
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log = git_log(args.git_dir, args.rev1, args.rev2)
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msgs = log.split('\n')
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issues = set()
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non_issues = []
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for msg in msgs:
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issue = False
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for fix_match in re.finditer(fix_pattern, msg):
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if fix_match:
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issues.add(int(fix_match.group(1)))
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issue = True
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if not issue and not "Merge pull request #" in msg:
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non_issues.append(msg)
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print("Changes not directly related to issues:", len(non_issues))
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for msg in non_issues:
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print(changelog_line_other.format(title=msg))
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print()
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issues_info = map(get_node_info, issues)
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print("Fixed issues:", len(issues))
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for info in issues_info:
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print(changelog_line_issue.format(**info))
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