1
# Copyright (C) 2005 Canonical Ltd
3
# This program is free software; you can redistribute it and/or modify
4
# it under the terms of the GNU General Public License as published by
5
# the Free Software Foundation; either version 2 of the License, or
6
# (at your option) any later version.
8
# This program is distributed in the hope that it will be useful,
9
# but WITHOUT ANY WARRANTY; without even the implied warranty of
10
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11
# GNU General Public License for more details.
13
# You should have received a copy of the GNU General Public License
14
# along with this program; if not, write to the Free Software
15
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17
"""Export a Tree to a non-versioned directory.
28
from bzrlib.export import _export_iter_entries
29
from bzrlib.trace import mutter
32
# Windows expects this bit to be set in the 'external_attr' section
33
# Or it won't consider the entry a directory
34
ZIP_DIRECTORY_BIT = (1 << 4)
36
_FILE_ATTR = stat.S_IFREG
37
_DIR_ATTR = stat.S_IFDIR | ZIP_DIRECTORY_BIT
40
def zip_exporter(tree, dest, root, subdir):
41
""" Export this tree to a new zip file.
43
`dest` will be created holding the contents of this tree; if it
44
already exists, it will be overwritten".
46
mutter('export version %r', tree)
48
now = time.localtime()[:6]
50
compression = zipfile.ZIP_DEFLATED
51
zipf = zipfile.ZipFile(dest, "w", compression)
54
for dp, ie in _export_iter_entries(tree, subdir):
56
mutter(" export {%s} kind %s to %s", file_id, ie.kind, dest)
58
# zipfile.ZipFile switches all paths to forward
59
# slashes anyway, so just stick with that.
60
filename = osutils.pathjoin(root, dp).encode('utf8')
62
zinfo = zipfile.ZipInfo(
65
zinfo.compress_type = compression
66
zinfo.external_attr = _FILE_ATTR
67
zipf.writestr(zinfo, tree.get_file_text(file_id))
68
elif ie.kind == "directory":
69
# Directories must contain a trailing slash, to indicate
70
# to the zip routine that they are really directories and
71
# not just empty files.
72
zinfo = zipfile.ZipInfo(
73
filename=filename + '/',
75
zinfo.compress_type = compression
76
zinfo.external_attr = _DIR_ATTR
77
zipf.writestr(zinfo,'')
78
elif ie.kind == "symlink":
79
zinfo = zipfile.ZipInfo(
80
filename=(filename + '.lnk'),
82
zinfo.compress_type = compression
83
zinfo.external_attr = _FILE_ATTR
84
zipf.writestr(zinfo, ie.symlink_target)
88
except UnicodeEncodeError:
91
from bzrlib.errors import BzrError
92
raise BzrError("Can't export non-ascii filenames to zip")