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1#!/usr/bin/env python
2# Copyright 2013 The Chromium Authors. All rights reserved.
3# Use of this source code is governed by a BSD-style license that can be
4# found in the LICENSE file.
5
6# Script to install the Chrome OS fonts on Linux.
7# This script can be run manually (as root), but is also run as part
8# install-build-deps.sh.
9
10import os
11import shutil
12import subprocess
13import sys
14
15URL_PREFIX = 'https://commondatastorage.googleapis.com'
16URL_DIR = 'chromeos-localmirror/distfiles'
17URL_FILE = 'notofonts-20121206.tar.gz'
18FONTS_DIR = '/usr/local/share/fonts'
19
20# The URL matches the URL in the ebuild script in chromiumos. See:
21#  /path/to/chromiumos/src/
22#  third_party/chromiumos-overlay/media-fonts/notofonts/
23#  notofonts-20121206.ebuild
24
25def main(args):
26  if not sys.platform.startswith('linux'):
27    print "Error: %s must be run on Linux." % __file__
28    return 1
29
30  if os.getuid() != 0:
31    print "Error: %s must be run as root." % __file__
32    return 1
33
34  if not os.path.isdir(FONTS_DIR):
35    print "Error: Destination directory does not exist: %s" % FONTS_DIR
36    return 1
37
38  dest_dir = os.path.join(FONTS_DIR, 'chromeos')
39
40  url = "%s/%s/%s" % (URL_PREFIX, URL_DIR, URL_FILE)
41
42  stamp = os.path.join(dest_dir, ".stamp02")
43  if os.path.exists(stamp):
44    with open(stamp) as s:
45      if s.read() == url:
46        print "Chrome OS fonts already up-to-date in %s." % dest_dir
47        return 0
48
49  if os.path.isdir(dest_dir):
50    shutil.rmtree(dest_dir)
51  os.mkdir(dest_dir)
52  os.chmod(dest_dir, 0755)
53
54  print "Installing Chrome OS fonts to %s." % dest_dir
55  tarball = os.path.join(dest_dir, URL_FILE)
56  subprocess.check_call(['curl', '-L', url, '-o', tarball])
57  subprocess.check_call(['tar', '--no-same-owner', '--no-same-permissions',
58                         '-xf', tarball, '-C', dest_dir])
59  os.remove(tarball)
60
61  readme = os.path.join(dest_dir, "README")
62  with open(readme, 'w') as s:
63    s.write("This directory and its contents are auto-generated.\n")
64    s.write("It may be deleted and recreated. Do not modify.\n")
65    s.write("Script: %s\n" % __file__)
66
67  with open(stamp, 'w') as s:
68    s.write(url)
69
70  for base, dirs, files in os.walk(dest_dir):
71    for dir in dirs:
72      os.chmod(os.path.join(base, dir), 0755)
73    for file in files:
74      os.chmod(os.path.join(base, file), 0644)
75
76  return 0
77
78if __name__ == '__main__':
79  sys.exit(main(sys.argv[1:]))
80