Source code for swh.loader.svn.converters

# Copyright (C) 2015-2020  The Software Heritage developers
# See the AUTHORS file at the top-level directory of this distribution
# License: GNU General Public License version 3, or any later version
# See top-level LICENSE file for more information

import datetime
from typing import Dict, Optional, Sequence, Tuple

import iso8601

from swh.model.model import Person, Revision, RevisionType, TimestampWithTimezone

[docs] def svn_date_to_swh_date(strdate: Optional[bytes]) -> TimestampWithTimezone: """Convert a string date to an swh one. Args: strdate: A string representing a date with format like ``b'YYYY-mm-DDTHH:MM:SS.800722Z'`` Returns: An swh date format """ if not strdate: # either None or empty string dt = datetime.datetime(1970, 1, 1, tzinfo=datetime.timezone.utc) else: dt = iso8601.parse_date(strdate.decode("ascii")) assert dt.tzinfo is not None, strdate return TimestampWithTimezone.from_datetime(dt)
[docs] def svn_author_to_swh_person(author: Optional[bytes]) -> Person: """Convert an svn author to an swh person. Default policy: No information is added. Args: author: the svn author (in bytes) Returns: a Person """ return Person.from_fullname(author or b"")
[docs] def build_swh_revision( rev: int, commit: Dict, repo_uuid: bytes, dir_id: bytes, parents: Sequence[bytes] ) -> Revision: """Given a svn revision, build a swh revision. This adds an 'extra-headers' entry with the repository's uuid and the svn revision. Args: rev: the svn revision number commit: the commit data: revision id, date, author, and message repo_uuid: The repository's uuid dir_id: the tree's hash identifier parents: the revision's parents identifier Returns: The swh revision dictionary. """ author = commit["author_name"] msg = commit["message"] date = commit["author_date"] extra_headers: Tuple[Tuple[bytes, bytes], ...] = ( (b"svn_repo_uuid", repo_uuid), (b"svn_revision", str(rev).encode()), ) return Revision( type=RevisionType.SUBVERSION, date=date, committer_date=date, directory=dir_id, message=msg, author=author, committer=author, synthetic=True, extra_headers=extra_headers, parents=tuple(parents), )