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from bzrlib.export import _export_iter_entries
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from bzrlib.filters import (
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filtered_output_bytes,
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from bzrlib.trace import mutter
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# Windows expects this bit to be set in the 'external_attr' section
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# Or it won't consider the entry a directory
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# Windows expects this bit to be set in the 'external_attr' section,
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# or it won't consider the entry a directory.
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ZIP_DIRECTORY_BIT = (1 << 4)
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FILE_PERMISSIONS = (0644 << 16)
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DIR_PERMISSIONS = (0755 << 16)
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_FILE_ATTR = stat.S_IFREG | FILE_PERMISSIONS
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_DIR_ATTR = stat.S_IFDIR | ZIP_DIRECTORY_BIT
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def zip_exporter(tree, dest, root, subdir, filtered=False,
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per_file_timestamps=False):
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_DIR_ATTR = stat.S_IFDIR | ZIP_DIRECTORY_BIT | DIR_PERMISSIONS
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def zip_exporter_generator(tree, dest, root, subdir=None,
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force_mtime=None, fileobj=None):
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""" Export this tree to a new zip file.
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`dest` will be created holding the contents of this tree; if it
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already exists, it will be overwritten".
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mutter('export version %r', tree)
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now = time.localtime()[:6]
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compression = zipfile.ZIP_DEFLATED
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if fileobj is not None:
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zipf = zipfile.ZipFile(dest, "w", compression)
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for dp, ie in _export_iter_entries(tree, subdir):
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for dp, tp, ie in _export_iter_entries(tree, subdir):
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file_id = ie.file_id
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mutter(" export {%s} kind %s to %s", file_id, ie.kind, dest)
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# zipfile.ZipFile switches all paths to forward
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# slashes anyway, so just stick with that.
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if per_file_timestamps:
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mtime = tree.get_file_mtime(ie.file_id, dp)
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if force_mtime is not None:
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mtime = tree.get_file_mtime(ie.file_id, tp)
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date_time = time.localtime(mtime)[:6]
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filename = osutils.pathjoin(root, dp).encode('utf8')
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if ie.kind == "file":
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zinfo = zipfile.ZipInfo(
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zinfo.compress_type = compression
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zinfo.external_attr = _FILE_ATTR
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chunks = tree.get_file_lines(file_id)
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filters = tree._content_filter_stack(dp)
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context = ContentFilterContext(dp, tree, ie)
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contents = filtered_output_bytes(chunks, filters, context)
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content = ''.join(contents)
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content = tree.get_file_text(file_id)
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content = tree.get_file_text(file_id, tp)
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zipf.writestr(zinfo, content)
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elif ie.kind == "directory":
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# Directories must contain a trailing slash, to indicate
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# not just empty files.
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zinfo = zipfile.ZipInfo(
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filename=filename + '/',
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zinfo.compress_type = compression
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zinfo.external_attr = _DIR_ATTR
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zipf.writestr(zinfo,'')
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zipf.writestr(zinfo, '')
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elif ie.kind == "symlink":
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zinfo = zipfile.ZipInfo(
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filename=(filename + '.lnk'),
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zinfo.compress_type = compression
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zinfo.external_attr = _FILE_ATTR
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zipf.writestr(zinfo, ie.symlink_target)
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zipf.writestr(zinfo, tree.get_symlink_target(file_id, tp))