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pugixml/scripts/archive.py
Arseny Kapoulkine 7a9da11d8b scripts: Convert archive.py to Python 3
The changes are mostly mechanically converting str to bytes.
2020-11-26 01:08:07 -08:00

55 lines
1.7 KiB
Python

import io
import os.path
import sys
import tarfile
import time
import zipfile
def read_file(path, use_crlf):
with open(path, 'rb') as file:
data = file.read()
if b'\0' not in data:
data = data.replace(b'\r', b'')
if use_crlf:
data = data.replace(b'\n', b'\r\n')
return data
def write_zip(target, arcprefix, timestamp, sources):
with zipfile.ZipFile(target, 'w') as archive:
for source in sorted(sources):
data = read_file(source, use_crlf = True)
path = os.path.join(arcprefix, source)
info = zipfile.ZipInfo(path)
info.date_time = time.localtime(timestamp)
info.compress_type = zipfile.ZIP_DEFLATED
info.external_attr = 0o644 << 16
archive.writestr(info, data)
def write_tar(target, arcprefix, timestamp, sources, compression):
with tarfile.open(target, 'w:' + compression) as archive:
for source in sorted(sources):
data = read_file(source, use_crlf = False)
path = os.path.join(arcprefix, source)
info = tarfile.TarInfo(path)
info.size = len(data)
info.mtime = timestamp
archive.addfile(info, io.BytesIO(data))
if len(sys.argv) < 5:
raise RuntimeError('Usage: python archive.py <target> <archive prefix> <timestamp> <source files>')
target, arcprefix, timestamp = sys.argv[1:4]
sources = sys.argv[4:]
# tarfile._Stream._init_write_gz always writes current time to gzip header
time.time = lambda: timestamp
if target.endswith('.zip'):
write_zip(target, arcprefix, int(timestamp), sources)
elif target.endswith('.tar.gz') or target.endswith('.tar.bz2'):
write_tar(target, arcprefix, int(timestamp), sources, compression = os.path.splitext(target)[1][1:])
else:
raise NotImplementedError('File type not supported: ' + target)