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      1 #!/usr/bin/env python
      2 #
      3 # Copyright (C) 2011 Google Inc. All rights reserved.
      4 #
      5 # Redistribution and use in source and binary forms, with or without
      6 # modification, are permitted provided that the following conditions are
      7 # met:
      8 #
      9 #         * Redistributions of source code must retain the above copyright
     10 # notice, this list of conditions and the following disclaimer.
     11 #         * Redistributions in binary form must reproduce the above
     12 # copyright notice, this list of conditions and the following disclaimer
     13 # in the documentation and/or other materials provided with the
     14 # distribution.
     15 #         * Neither the name of Google Inc. nor the names of its
     16 # contributors may be used to endorse or promote products derived from
     17 # this software without specific prior written permission.
     18 #
     19 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     20 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     21 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     22 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     23 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     24 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     25 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     26 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     27 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     28 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     29 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     30 #
     31 
     32 # This script replaces calls to importScripts with script sources
     33 # in input script file and dumps result into output script file.
     34 
     35 from cStringIO import StringIO
     36 
     37 import jsmin
     38 import os.path
     39 import re
     40 import sys
     41 
     42 
     43 def main(argv):
     44 
     45     if len(argv) < 3:
     46         print('usage: %s input_file imports_dir output_file' % argv[0])
     47         return 1
     48 
     49     input_file_name = argv[1]
     50     imports_dir = argv[2]
     51     output_file_name = argv[3]
     52 
     53     input_file = open(input_file_name, 'r')
     54     input_script = input_file.read()
     55     input_file.close()
     56 
     57     def replace(match):
     58         import_file_name = match.group(1)
     59         full_path = os.path.join(imports_dir, import_file_name)
     60         if not os.access(full_path, os.F_OK):
     61             raise Exception('File %s referenced in %s not found on any source paths, '
     62                             'check source tree for consistency' %
     63                             (import_file_name, input_file_name))
     64         import_file = open(full_path, 'r')
     65         import_script = import_file.read()
     66         import_file.close()
     67         return import_script
     68 
     69     output_script = re.sub(r'importScripts\([\'"]([^\'"]+)[\'"]\)', replace, input_script)
     70 
     71     output_file = open(output_file_name, 'w')
     72     output_file.write(jsmin.jsmin(output_script))
     73     output_file.close()
     74 
     75     # Touch output file directory to make sure that Xcode will copy
     76     # modified resource files.
     77     if sys.platform == 'darwin':
     78         output_dir_name = os.path.dirname(output_file_name)
     79         os.utime(output_dir_name, None)
     80 
     81 if __name__ == '__main__':
     82     sys.exit(main(sys.argv))
     83