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# Copyright (c) 2014 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import codecs
import argparse
import os
import sys
import py_vulcanize
import tracing_project
def Main(args):
parser = argparse.ArgumentParser(usage='%(prog)s --outdir=<directory>')
parser.add_argument('--outdir', dest='out_dir',
help='Where to place generated content')
parser.add_argument('--no-min', default=False, action='store_true',
help='Skip minification')
args = parser.parse_args(args)
if not args.out_dir:
sys.stderr.write('ERROR: Must specify --outdir=<directory>')
parser.print_help()
return 1
names = ['tracing.ui.extras.about_tracing.about_tracing']
project = tracing_project.TracingProject()
vulcanizer = project.CreateVulcanizer()
load_sequence = vulcanizer.CalcLoadSequenceForModuleNames(names)
olddir = os.getcwd()
try:
if not os.path.exists(args.out_dir):
os.makedirs(args.out_dir)
o = codecs.open(os.path.join(args.out_dir, 'about_tracing.html'), 'w',
encoding='utf-8')
try:
py_vulcanize.GenerateStandaloneHTMLToFile(
o,
load_sequence,
title='chrome://tracing',
flattened_js_url='tracing.js',
minify=not args.no_min)
except py_vulcanize.module.DepsException as ex:
sys.stderr.write('Error: %s\n\n' % str(ex))
return 255
o.close()
o = codecs.open(os.path.join(args.out_dir, 'about_tracing.js'), 'w',
encoding='utf-8')
assert o.encoding == 'utf-8'
py_vulcanize.GenerateJSToFile(
o,
load_sequence,
use_include_tags_for_scripts=False,
dir_for_include_tag_root=args.out_dir,
minify=not args.no_min)
o.close()
finally:
os.chdir(olddir)
return 0
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