hg-url

#!/usr/bin/env python
"""
given rev, construct url to hgweb view
"""

import argparse
from sh import hg
import webbrowser


def build_url(repo, args):
    base_url = hg('--cwd', repo, 'path', 'default').strip()
    # ensure it's an http url
    if not base_url.startswith('http'):
        base_url = 'http' + base_url[base_url.index(':'):]
    # convert named rev or local id to global id
    rev_id = hg('--cwd', repo, 'id -i -r'.split(), args.rev).strip()
    full_url = "%s/rev/%s" % (base_url, rev_id)
    if args.open:
        webbrowser.open(full_url)
    else:
        print(full_url)


def main():
    parser = argparse.ArgumentParser()
    parser.add_argument("rev", help='hg revision to open', default='default',
                        nargs='?')
    parser.add_argument("--open", "-o", help='open URL in browser',
                        action='store_true')
    parser.add_argument("--cwd", "-R", help='repo to use', dest='repos',
                        action='append')
    args = parser.parse_args()
    if args.repos is None:
        args.repos = ['.']
    for repo in args.repos:
        build_url(repo, args)

if __name__ == '__main__':
    main()