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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
"""Export a Tree to a non-versioned directory.
"""
import os
from bzrlib.trace import mutter
import tarfile
def tar_exporter(tree, dest, root, compression=None):
"""Export this tree to a new tar file.
`dest` will be created holding the contents of this tree; if it
already exists, it will be clobbered, like with "tar -c".
"""
from time import time
now = time()
compression = str(compression or '')
if root is None:
root = get_root_name(dest)
try:
ball = tarfile.open(dest, 'w:' + compression)
except tarfile.CompressionError, e:
raise BzrError(str(e))
mutter('export version %r', tree)
inv = tree.inventory
for dp, ie in inv.iter_entries():
mutter(" export {%s} kind %s to %s", ie.file_id, ie.kind, dest)
item, fileobj = ie.get_tar_item(root, dp, now, tree)
ball.addfile(item, fileobj)
ball.close()
def tgz_exporter(tree, dest, root):
tar_exporter(tree, dest, root, compression='gz')
def tbz_exporter(tree, dest, root):
tar_exporter(tree, dest, root, compression='bz2')
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