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# Copyright (C) 2005 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
"""\
Routines for extracting all version information from a bzr branch.
"""
import time
from bzrlib.rio import RioReader, RioWriter, Stanza
from bzrlib.errors import NoWorkingTree
from errors import UncleanError
def is_clean(branch):
"""
Raise an UncleanError if there is anything unclean about this
branch.
:param branch: The branch to check for changes
TODO: jam 20051228 This might be better to ask for a WorkingTree
instead of a Branch.
"""
try:
new_tree = branch.working_tree()
except NoWorkingTree:
# Trees without a working tree can't be dirty :)
return
# Look for unknown files in the new tree
for info in new_tree.list_files():
path = info[0]
file_class = info[1]
if file_class == '?':
raise UncleanError(branch, 'path %s is unknown' % (path,))
from bzrlib.diff import compare_trees
# See if there is anything that has been changed
old_tree = branch.basis_tree()
delta = compare_trees(old_tree, new_tree, want_unchanged=False)
if len(delta.added) > 0:
raise UncleanError(branch, 'have added files: %r' % (delta.added,))
if len(delta.removed) > 0:
raise UncleanError(branch, 'have removed files: %r' % (delta.removed,))
if len(delta.modified) > 0:
raise UncleanError(branch, 'have modified files: %r' % (delta.modified,))
if len(delta.renamed) > 0:
raise UncleanError(branch, 'have renamed files: %r' % (delta.renamed,))
def generate_rio_version(branch, to_file,
check_for_clean=False,
include_revision_history=False,
include_log_info=False,
include_log_deltas=False):
"""Create the version file for this project.
:param branch: The branch to write information about
:param to_file: The file to write the information
:param check_for_clean: If true, check if the branch is clean.
This can be expensive for large trees. This is also only
valid for branches with working trees.
:param include_revision_history: Write out the list of revisions
:param include_log_info: Include log information (log summary, etc),
only valid if include_revision_history is also True
:param include_log_deltas: Include information about what changed in
each revision. Only valid if include_log_info is also True
"""
info = Stanza()
# TODO: jam 20051228 This might be better as the datestamp
# of the last commit
info.add('date', time.strftime('%Y-%m-%d %H:%M:%S (%A, %B %d, %Y, %Z)'))
info.add('revno', str(branch.revno()))
last_rev = branch.last_revision()
if last_rev is not None:
info.add('revision_id', last_rev)
if branch.nick is not None:
info.add('branch_nick', branch.nick)
if check_for_clean:
try:
is_clean(branch)
except UncleanError:
info.add('clean', 'False')
else:
info.add('clean', 'True')
writer = RioWriter(to_file=to_file)
writer.write_stanza(info)
version_formats = {None:generate_rio_version, 'rio':generate_rio_version}
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