michael@0: # This Source Code Form is subject to the terms of the Mozilla Public
michael@0: # License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0: # file, You can obtain one at http://mozilla.org/MPL/2.0/.
michael@0: 
michael@0: import re
michael@0: import os
michael@0: import sys
michael@0: import optparse
michael@0: 
michael@0: def getFile(filename):
michael@0:   fHandle = open(filename, 'r')
michael@0:   data = fHandle.read()
michael@0:   fHandle.close()
michael@0:   return data
michael@0: 
michael@0: def findIDs(data):
michael@0:   start_function = False
michael@0:   reID = re.compile('.*public static final class id {.*')
michael@0:   reEnd = re.compile('.*}.*')
michael@0:   idlist = []
michael@0: 
michael@0:   for line in data.split('\n'):
michael@0:     if reEnd.match(line):
michael@0:       start_function = False
michael@0: 
michael@0:     if start_function:
michael@0:       id_value = line.split(' ')[-1]
michael@0:       idlist.append(id_value.split(';')[0].split('='))
michael@0: 
michael@0:     if reID.match(line):
michael@0:       start_function = True
michael@0: 
michael@0:   return idlist
michael@0: 
michael@0: 
michael@0: def printIDs(outputFile, idlist):
michael@0:   fOutput = open(outputFile, 'w')
michael@0:   for item in idlist:
michael@0:     fOutput.write("%s=%s\n" % (item[0], item[1]))
michael@0:   fOutput.close()
michael@0: 
michael@0: def main(args=sys.argv[1:]):
michael@0:   parser = optparse.OptionParser()
michael@0:   parser.add_option('-o', '--output', dest='outputFile', default='',
michael@0:                     help="output file with the id=value pairs")
michael@0:   parser.add_option('-i', '--input', dest='inputFile', default='',
michael@0:                     help="filename of the input R.java file")
michael@0:   options, args = parser.parse_args(args)
michael@0: 
michael@0:   if options.inputFile == '':
michael@0:     print "Error: please provide input file: -i <filename>"
michael@0:     sys.exit(1)
michael@0: 
michael@0:   if options.outputFile == '':
michael@0:     print "Error: please provide output file: -o <filename>"
michael@0:     sys.exit(1)
michael@0: 
michael@0:   data = getFile(os.path.abspath(options.inputFile));
michael@0:   idlist = findIDs(data)
michael@0:   printIDs(os.path.abspath(options.outputFile), idlist)
michael@0: 
michael@0: if __name__ == "__main__":
michael@0:     main()