update.py

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#!/usr/bin/env python3
# Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
# for details. All rights reserved. Use of this source code is governed by a
# BSD-style license that can be found in the LICENSE file.
 
# This script builds and then uploads the Dart client sample app to AppEngine,
# where it is accessible by visiting http://dart.googleplex.com.
import os
import subprocess
import sys
 
from os.path import abspath, basename, dirname, exists, join, split, relpath
import base64, re, os, shutil, subprocess, sys, tempfile, optparse
 
APP_PATH = os.getcwd()
CLIENT_TOOLS_PATH = dirname(abspath(__file__))
CLIENT_PATH = dirname(CLIENT_TOOLS_PATH)
 
# Add the client tools directory so we can find htmlconverter.py.
sys.path.append(CLIENT_TOOLS_PATH)
import htmlconverter
 
 
def convertOne(infile, options):
    outDirBase = 'outcode'
    outfile = join(outDirBase, infile)
    print('converting %s to %s' % (infile, outfile))
 
    if 'dart' in options.target:
        htmlconverter.convertForDartium(infile, outDirBase,
                                        outfile.replace('.html', '-dart.html'),
                                        options.verbose)
    if 'js' in options.target:
        htmlconverter.convertForChromium(infile, options.dartc_extra_flags,
                                         outfile.replace('.html', '-js.html'),
                                         options.verbose)
 
 
def Flags():
    """ Constructs a parser for extracting flags from the command line. """
    result = optparse.OptionParser()
    result.add_option("-t",
                      "--target",
                      help="The target html to generate",
                      metavar="[js,dart]",
                      default='js,dart')
    result.add_option("--verbose",
                      help="Print verbose output",
                      default=False,
                      action="store_true")
    result.add_option("--dartc_extra_flags",
                      help="Additional flag text to pass to dartc",
                      default="",
                      action="store")
    #result.set_usage("update.py input.html -o OUTDIR -t chromium,dartium")
    return result
 
 
def getAllHtmlFiles():
    htmlFiles = []
    for filename in os.listdir(APP_PATH):
        fName, fExt = os.path.splitext(filename)
        if fExt.lower() == '.html':
            htmlFiles.append(filename)
 
    return htmlFiles
 
 
def main():
    os.chdir(CLIENT_PATH)  # TODO(jimhug): I don't like chdir's in scripts...
 
    parser = Flags()
    options, args = parser.parse_args()
    #if len(args) < 1 or not options.out or not options.target:
    #  parser.print_help()
    #  return 1
 
    REL_APP_PATH = relpath(APP_PATH)
    for file in getAllHtmlFiles():
        infile = join(REL_APP_PATH, file)
        convertOne(infile, options)
 
 
if __name__ == '__main__':
    main()