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Viewing changes to breezy/git/urls.py

  • Committer: Jelmer Vernooij
  • Date: 2020-04-05 19:11:34 UTC
  • mto: (7490.7.16 work)
  • mto: This revision was merged to the branch mainline in revision 7501.
  • Revision ID: jelmer@jelmer.uk-20200405191134-0aebh8ikiwygxma5
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breezy/git/urls.py
 
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# Copyright (C) 2018 Jelmer Vernooij <jelmer@jelmer.uk>
 
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#
 
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# This program is free software; you can redistribute it and/or modify
 
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# it under the terms of the GNU General Public License as published by
 
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# the Free Software Foundation; either version 2 of the License, or
 
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# (at your option) any later version.
 
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#
 
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# This program is distributed in the hope that it will be useful,
 
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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# GNU General Public License for more details.
 
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#
 
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# You should have received a copy of the GNU General Public License
 
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# along with this program; if not, write to the Free Software
 
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 
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"""URL Conversion."""
 
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from __future__ import absolute_import
 
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from .. import urlutils
 
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from .refs import (
 
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    ref_to_branch_name,
 
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    )
 
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from dulwich.client import parse_rsync_url
 
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KNOWN_GIT_SCHEMES = ['git+ssh', 'git', 'http', 'https', 'ftp']
 
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def git_url_to_bzr_url(location, branch=None, ref=None):
 
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    if branch is not None and ref is not None:
 
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        raise ValueError('only specify one of branch or ref')
 
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    url = urlutils.URL.from_string(location)
 
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    if (url.scheme not in KNOWN_GIT_SCHEMES and
 
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            not url.scheme.startswith('chroot-')):
 
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        try:
 
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            (username, host, path) = parse_rsync_url(location)
 
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        except ValueError:
 
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            return location
 
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        else:
 
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            url = urlutils.URL(
 
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                scheme='git+ssh',
 
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                quoted_user=(urlutils.quote(username) if username else None),
 
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                quoted_password=None,
 
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                quoted_host=urlutils.quote(host),
 
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                port=None,
 
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                quoted_path=urlutils.quote(path, safe="/~"))
 
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        location = str(url)
 
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    if ref == b'HEAD':
 
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        ref = branch = None
 
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    if ref:
 
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        try:
 
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            branch = ref_to_branch_name(ref)
 
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        except ValueError:
 
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            branch = None
 
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        else:
 
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            ref = None
 
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    if ref or branch:
 
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        params = {}
 
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        if ref:
 
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            params['ref'] = urlutils.quote_from_bytes(ref, safe='')
 
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        if branch:
 
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            params['branch'] = urlutils.escape(branch, safe='')
 
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        location = urlutils.join_segment_parameters(location, params)
 
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    return location
 
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def bzr_url_to_git_url(location):
 
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    target_url, target_params = urlutils.split_segment_parameters(location)
 
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    branch = target_params.get('branch')
 
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    ref = target_params.get('ref')
 
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    return target_url, branch, ref