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# Copyright (C) 2005-2011 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
"""\
This is an attempt to take the internal delta object, and represent
it as a single-file text-only changeset.
This should have commands for both generating a changeset,
and for applying a changeset.
"""
from __future__ import absolute_import
from cStringIO import StringIO
from bzrlib.lazy_import import lazy_import
lazy_import(globals(), """
from bzrlib import (
branch,
errors,
merge_directive,
revision as _mod_revision,
urlutils,
transport,
)
from bzrlib.i18n import gettext
""")
from bzrlib.commands import Command
class cmd_bundle_info(Command):
__doc__ = """Output interesting stats about a bundle"""
hidden = True
takes_args = ['location']
takes_options = ['verbose']
encoding_type = 'exact'
def run(self, location, verbose=False):
from bzrlib.bundle.serializer import read_bundle
from bzrlib.bundle import read_mergeable_from_url
from bzrlib import osutils
term_encoding = osutils.get_terminal_encoding()
bundle_info = read_mergeable_from_url(location)
if isinstance(bundle_info, merge_directive.BaseMergeDirective):
bundle_file = StringIO(bundle_info.get_raw_bundle())
bundle_info = read_bundle(bundle_file)
else:
if verbose:
raise errors.BzrCommandError(gettext(
'--verbose requires a merge directive'))
reader_method = getattr(bundle_info, 'get_bundle_reader', None)
if reader_method is None:
raise errors.BzrCommandError(gettext('Bundle format not supported'))
by_kind = {}
file_ids = set()
for bytes, parents, repo_kind, revision_id, file_id\
in reader_method().iter_records():
by_kind.setdefault(repo_kind, []).append(
(bytes, parents, repo_kind, revision_id, file_id))
if file_id is not None:
file_ids.add(file_id)
self.outf.write(gettext('Records\n'))
for kind, records in sorted(by_kind.iteritems()):
multiparent = sum(1 for b, m, k, r, f in records if
len(m.get('parents', [])) > 1)
self.outf.write(gettext('{0}: {1} ({2} multiparent)\n').format(
kind, len(records), multiparent))
self.outf.write(gettext('unique files: %d\n') % len(file_ids))
self.outf.write('\n')
nicks = set()
committers = set()
for revision in bundle_info.real_revisions:
if 'branch-nick' in revision.properties:
nicks.add(revision.properties['branch-nick'])
committers.add(revision.committer)
self.outf.write(gettext('Revisions\n'))
self.outf.write((gettext('nicks: %s\n')
% ', '.join(sorted(nicks))).encode(term_encoding, 'replace'))
self.outf.write((gettext('committers: \n%s\n') %
'\n'.join(sorted(committers)).encode(term_encoding, 'replace')))
if verbose:
self.outf.write('\n')
bundle_file.seek(0)
line = bundle_file.readline()
line = bundle_file.readline()
content = bundle_file.read().decode('bz2')
self.outf.write(gettext("Decoded contents\n"))
self.outf.write(content)
self.outf.write('\n')
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