build/linux/install-chromeos-fonts.py

   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
  10 import os
  11 import shutil
  12 import subprocess
  13 import sys
  14
  15 URL_PREFIX = 'https://commondatastorage.googleapis.com'
  16 URL_DIR = 'chromeos-localmirror/distfiles'
  17 URL_FILE = 'notofonts-20121206.tar.gz'
  18 FONTS_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
  25 def 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
  78 if __name__ == '__main__':
  79   sys.exit(main(sys.argv[1:]))