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#!/usr/bin/env python
# Copyright 2015 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 os
import subprocess
import sys
import tempfile
_HERE_PATH = os.path.join(os.path.dirname(__file__))
_HTML_IN_PATH = os.path.join(_HERE_PATH, 'downloads.html')
_HTML_OUT_PATH = os.path.join(_HERE_PATH, 'vulcanized.html')
_JS_OUT_PATH = os.path.join(_HERE_PATH, 'crisper.js')
_SRC_PATH = os.path.normpath(os.path.join(_HERE_PATH, '..', '..', '..', '..'))
_RESOURCES_PATH = os.path.join(_SRC_PATH, 'ui', 'webui', 'resources')
_CR_ELEMENTS_PATH = os.path.join(_RESOURCES_PATH, 'cr_elements')
_CSS_RESOURCES_PATH = os.path.join(_RESOURCES_PATH, 'css')
_HTML_RESOURCES_PATH = os.path.join(_RESOURCES_PATH, 'html')
_JS_RESOURCES_PATH = os.path.join(_RESOURCES_PATH, 'js')
_POLYMER_PATH = os.path.join(
_SRC_PATH, 'third_party', 'polymer', 'v1_0', 'components-chromium')
_VULCANIZE_ARGS = [
'--exclude', 'crisper.js',
# These files are already combined and minified.
'--exclude', 'polymer-extracted.js',
'--exclude', 'polymer-micro-extracted.js',
'--exclude', 'polymer-mini-extracted.js',
'--exclude', 'polymer_config.js',
'--exclude', 'web-animations-next-lite.min.js',
# These files are dynamically created by C++.
'--exclude', 'load_time_data.js',
'--exclude', 'strings.js',
'--exclude', 'text_defaults.css',
'--exclude', 'text_defaults_md.css',
'--inline-css',
'--inline-scripts',
'--redirect', 'chrome://downloads/|%s' % _HERE_PATH,
'--redirect', 'chrome://resources/cr_elements/|%s' % _CR_ELEMENTS_PATH,
'--redirect', 'chrome://resources/css/|%s' % _CSS_RESOURCES_PATH,
'--redirect', 'chrome://resources/html/|%s' % _HTML_RESOURCES_PATH,
'--redirect', 'chrome://resources/js/|%s' % _JS_RESOURCES_PATH,
'--redirect', 'chrome://resources/polymer/v1_0/|%s' % _POLYMER_PATH,
'--strip-comments',
]
def main():
def _run_cmd(cmd_parts, stdout=None):
cmd = "'" + "' '".join(cmd_parts) + "'"
process = subprocess.Popen(
cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, shell=True)
stdout, stderr = process.communicate()
if stderr:
print >> sys.stderr, '%s failed: %s' % (cmd, stderr)
raise
return stdout
output = _run_cmd(['vulcanize'] + _VULCANIZE_ARGS + [_HTML_IN_PATH])
with tempfile.NamedTemporaryFile(mode='wt+', delete=False) as tmp:
tmp.write(output.replace(
'<include src="', '<include src="../../../../ui/webui/resources/js/'))
try:
_run_cmd(['crisper', '--source', tmp.name,
'--script-in-head', 'false',
'--html', _HTML_OUT_PATH,
'--js', _JS_OUT_PATH])
finally:
os.remove(tmp.name)
if __name__ == '__main__':
main()
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