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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 import errors, osutils
from bzrlib.trace import mutter
def dir_exporter(tree, dest, root):
"""Export this tree to a new directory.
`dest` should not exist, and will be created holding the
contents of this tree.
TODO: To handle subdirectories we need to create the
directories first.
:note: If the export fails, the destination directory will be
left in a half-assed state.
"""
os.mkdir(dest)
mutter('export version %r', tree)
inv = tree.inventory
entries = inv.iter_entries()
entries.next() # skip root
for dp, ie in entries:
# The .bzr* namespace is reserved for "magic" files like
# .bzrignore and .bzrrules - do not export these
if dp.startswith(".bzr"):
continue
fullpath = osutils.pathjoin(dest, dp)
if ie.kind == "file":
fileobj = tree.get_file(ie.file_id)
osutils.pumpfile(fileobj, file(fullpath, 'wb'))
if tree.is_executable(ie.file_id):
os.chmod(fullpath, 0755)
elif ie.kind == "directory":
os.mkdir(fullpath)
elif ie.kind == "symlink":
try:
os.symlink(ie.symlink_target, fullpath)
except OSError,e:
raise errors.BzrError(
"Failed to create symlink %r -> %r, error: %s"
% (fullpath, self.symlink_target, e))
else:
raise errors.BzrError("don't know how to export {%s} of kind %r" %
(ie.file_id, ie.kind))
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