unzip-filename-conv.py

#!/usr/bin/python

import sys, getopt, zipfile, shutil, os
import os.path as osp

f = "cp949"
t = "utf-8"

def usage():
  print sys.argv[0] + " -f shift-jis -t utf-8 <filename>"

def main():
	global f, t

	try:
		opts, args = getopt.getopt(sys.argv[1:], "f:t:")
	except getopt.GetOptError, err:
		print str(err)
		usage()
		sys.exit(2)

	for o, a in opts:
		if o == "-f":
			f = a
		elif o == "-t":
			t = a
		else:
			assert False, "unhandled option"

	if (len(args) != 1):
		usage()
		sys.exit(2)

	zfname = args[0]
	zf = zipfile.ZipFile(zfname)
	for info in zf.infolist():
		fname_t = info.orig_filename.decode(f,"ignore")
		segments = fname_t.split("/")
		if len(segments) > 1:
			try:
				os.makedirs("/".join(segments[:-1]))
			except OSError:
				pass
		print fname_t
		open(fname_t, "w").write(zf.open(info).read())


if __name__ == "__main__":
	main()