new-release

#!/usr/bin/env python3

if __name__ == "__main__":
    import argparse
    import os
    import re
    import sys
    from datetime import date
    parser = argparse.ArgumentParser(description='Publish release.')
    parser.add_argument('version', help='Release version')
    parser.add_argument('-i', '--ignore-missing', action='store_true', help='Ignore missing files')
    args = parser.parse_args()

    pats = dict(linux32=re.compile(r"bnfc-{}-linux(-i386|32)\.(tar\.gz|tgz|gz)".format(args.version), re.I),
                linux64=re.compile(r"bnfc-{}-linux(-x86_64|64)\.(tar\.gz|tgz|gz|binary)".format(args.version), re.I),
                mac=re.compile(r"bnfc-{}-mac\.pkg".format(args.version), re.I),
                win=re.compile(r"bnfc-{}-win\.exe".format(args.version), re.I),
                source=re.compile(r"bnfc-{}\.(tar\.gz|tgz)".format(args.version), re.I))

    found = dict()

    for file in os.listdir('download'):
        for k in pats:
            if pats[k].match(file):
                found[k] = file

    if args.ignore_missing is not True and len(set(pats) - set(found)) > 0:
        print("Missing:", *set(pats) - set(found))
        sys.exit(1)

    post = "_posts/releases/{}-v{}.md".format(date.today().isoformat(), args.version)

    with open(post, 'w') as f:
        print("---", file=f)
        print("layout: post", file=f)
        print("version:", args.version, file=f)
        print("categories:", "- releases", sep="\n", file=f)
        print("packages:", file=f)
        for k in sorted(found):
            print("  %s:" % k, found[k], file=f)
        print("---", file=f)
        print('Now open "{}" and add the changelog bulletpoints'.format(post))
        print('Changelog can be found at: https://github.com/BNFC/bnfc/blob/master/source/changelog')
        print('Manually change the filename if they don\'t match the release date')