kallithea Files · rhodecode/lib/vcs/utils/archivers.py

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Marcin Kuzminski

Update changeset cache should use non-cache version of repo if given attribute is empty, it's easier to controll how changesets are udpated
The quick update logic in base controller get's cached version and updates, while any other call will use non-cached version

# -*- coding: utf-8 -*-
"""
    vcs.utils.archivers
    ~~~~~~~~~~~~~~~~~~~

    set of archiver functions for creating archives from repository content

    :created_on: Jan 21, 2011
    :copyright: (c) 2010-2011 by Marcin Kuzminski, Lukasz Balcerzak.
"""


class BaseArchiver(object):

    def __init__(self):
        self.archive_file = self._get_archive_file()

    def addfile(self):
        """
        Adds a file to archive container
        """
        pass

    def close(self):
        """
        Closes and finalizes operation of archive container object
        """
        self.archive_file.close()

    def _get_archive_file(self):
        """
        Returns container for specific archive
        """
        raise NotImplementedError()


class TarArchiver(BaseArchiver):
    pass


class Tbz2Archiver(BaseArchiver):
    pass


class TgzArchiver(BaseArchiver):
    pass


class ZipArchiver(BaseArchiver):
    pass


def get_archiver(self, kind):
    """
    Returns instance of archiver class specific to given kind

    :param kind: archive kind
    """

    archivers = {
        'tar': TarArchiver,
        'tbz2': Tbz2Archiver,
        'tgz': TgzArchiver,
        'zip': ZipArchiver,
    }

    return archivers[kind]()