build/android/gyp/copy_v17_resources.py

   1 #!/usr/bin/env python
   2 #
   3 # Copyright 2013 The Chromium Authors. All rights reserved.
   4 # Use of this source code is governed by a BSD-style license that can be
   5 # found in the LICENSE file.
   6
   7 """Copy xml resource files and add -v17 to the sub directory names.
   8
   9 This is coupled with generate_v14_resources.py. Please refer to
  10 generate_v14_resources.py's comment for why we are doing this.
  11 Or http://crbug.com/235118 .
  12 """
  13
  14 import optparse
  15 import os
  16 import shutil
  17 import sys
  18 import xml.dom.minidom as minidom
  19
  20 from util import build_utils
  21
  22
  23 def CopyXmlResourcesInDir(input_dir, output_dir, only_styles=False):
  24   """Copy all XML resources from input_dir to output_dir."""
  25   for input_file in build_utils.FindInDirectory(input_dir, '*.xml'):
  26     if only_styles:
  27       # If the xml file does not have a style element,
  28       # it's not style resource, so skip.
  29       dom = minidom.parse(input_file)
  30       if not dom.getElementsByTagName('style'):
  31         continue
  32
  33     output_path = os.path.join(output_dir,
  34                                os.path.relpath(input_file, input_dir))
  35     build_utils.MakeDirectory(os.path.dirname(output_path))
  36     shutil.copy2(input_file, output_path)
  37
  38
  39 def ParseArgs():
  40   """Parses command line options.
  41
  42   Returns:
  43     An options object as from optparse.OptionsParser.parse_args()
  44   """
  45   parser = optparse.OptionParser()
  46   parser.add_option('--res-dir',
  47                     help='directory containing resources to be copied')
  48   parser.add_option('--res-v17-dir',
  49                     help='output directory to which resources will be copied.')
  50   parser.add_option('--stamp', help='File to touch on success')
  51
  52   options, args = parser.parse_args()
  53
  54   if args:
  55     parser.error('No positional arguments should be given.')
  56
  57   # Check that required options have been provided.
  58   required_options = ('res_dir', 'res_v17_dir')
  59   build_utils.CheckOptions(options, parser, required=required_options)
  60   return options
  61
  62
  63 def main(argv):
  64   options = ParseArgs()
  65
  66   build_utils.DeleteDirectory(options.res_v17_dir)
  67   build_utils.MakeDirectory(options.res_v17_dir)
  68
  69   for name in os.listdir(options.res_dir):
  70     if not os.path.isdir(os.path.join(options.res_dir, name)):
  71       continue
  72
  73     dir_pieces = name.split('-')
  74     resource_type = dir_pieces[0]
  75     qualifiers = dir_pieces[1:]
  76
  77     # Skip RTL resources because they are not supported by API 14.
  78     if 'ldrtl' in qualifiers:
  79       continue
  80
  81     input_dir = os.path.join(options.res_dir, name)
  82     output_dir = os.path.join(options.res_v17_dir, name + '-v17')
  83
  84     # We only copy resources under layout*/, xml*/,
  85     # and style resources under values*/.
  86     # TODO(kkimlabs): don't process xml directly once all layouts have
  87     # been moved out of XML directory. see http://crbug.com/238458
  88     if resource_type in ('layout', 'xml'):
  89       CopyXmlResourcesInDir(input_dir, output_dir)
  90     elif resource_type in ('values'):
  91       CopyXmlResourcesInDir(input_dir, output_dir, only_styles=True)
  92
  93   if options.stamp:
  94     build_utils.Touch(options.stamp)
  95
  96 if __name__ == '__main__':
  97   sys.exit(main(sys.argv))
  98