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 # Taken from the media-fonts/notofonts ebuild in chromiumos-overlay.
  16 VERSION = '20140815'
  17 URL = ('https://commondatastorage.googleapis.com/chromeos-localmirror/'
  18        'distfiles/notofonts-%s.tar.bz2') % (VERSION)
  19 FONTS_DIR = '/usr/local/share/fonts'
  20
  21 def main(args):
  22   if not sys.platform.startswith('linux'):
  23     print "Error: %s must be run on Linux." % __file__
  24     return 1
  25
  26   if os.getuid() != 0:
  27     print "Error: %s must be run as root." % __file__
  28     return 1
  29
  30   if not os.path.isdir(FONTS_DIR):
  31     print "Error: Destination directory does not exist: %s" % FONTS_DIR
  32     return 1
  33
  34   dest_dir = os.path.join(FONTS_DIR, 'chromeos')
  35
  36   stamp = os.path.join(dest_dir, ".stamp02")
  37   if os.path.exists(stamp):
  38     with open(stamp) as s:
  39       if s.read() == URL:
  40         print "Chrome OS fonts already up-to-date in %s." % dest_dir
  41         return 0
  42
  43   if os.path.isdir(dest_dir):
  44     shutil.rmtree(dest_dir)
  45   os.mkdir(dest_dir)
  46   os.chmod(dest_dir, 0755)
  47
  48   print "Installing Chrome OS fonts to %s." % dest_dir
  49   tarball = os.path.join(dest_dir, os.path.basename(URL))
  50   subprocess.check_call(['curl', '-L', URL, '-o', tarball])
  51   subprocess.check_call(['tar', '--no-same-owner', '--no-same-permissions',
  52                          '-xf', tarball, '-C', dest_dir])
  53   os.remove(tarball)
  54
  55   readme = os.path.join(dest_dir, "README")
  56   with open(readme, 'w') as s:
  57     s.write("This directory and its contents are auto-generated.\n")
  58     s.write("It may be deleted and recreated. Do not modify.\n")
  59     s.write("Script: %s\n" % __file__)
  60
  61   with open(stamp, 'w') as s:
  62     s.write(URL)
  63
  64   for base, dirs, files in os.walk(dest_dir):
  65     for dir in dirs:
  66       os.chmod(os.path.join(base, dir), 0755)
  67     for file in files:
  68       os.chmod(os.path.join(base, file), 0644)
  69
  70   return 0
  71
  72 if __name__ == '__main__':
  73   sys.exit(main(sys.argv[1:]))