/brz/remove-bazaar

# Copyright (C) 2011 Canonical Ltd

#

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 2 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

from __future__ import absolute_import

from ... import (

    controldir,

    commands,

    errors,

    )

class cmd_file_refs(commands.Command):

    __doc__ = \

        """Find the inventories that reference a particular version of a text."""

    hidden = True

    takes_args = ['file_id', 'rev_id']

    takes_options = ['directory']

    def run(self, file_id, rev_id, directory=u'.'):

        file_id = file_id.encode()

        rev_id = rev_id.encode()

        bd, relpath = controldir.ControlDir.open_containing(directory)

        repo = bd.find_repository()

        self.add_cleanup(repo.lock_read().unlock)

        inv_vf = repo.inventories

        all_invs = [k[-1] for k in inv_vf.keys()]

        # print len(all_invs)

        for inv in repo.iter_inventories(all_invs, 'unordered'):

            try:

                entry = inv.get_entry(file_id)

            except errors.NoSuchId:

                # This file doesn't even appear in this inv.

                continue

            if entry.revision == rev_id:

                self.outf.write(inv.revision_id + b'\n')