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| 1 #!/usr/bin/env python | |
| 2 # Copyright 2015 The Chromium Authors. All rights reserved. | |
| 3 # Use of this source code is governed by a BSD-style license that can be | |
| 4 # found in the LICENSE file. | |
| 5 | |
| 6 import os | |
| 7 import subprocess | |
| 8 import sys | |
| 9 import tempfile | |
| 10 | |
| 11 | |
| 12 _HERE_PATH = os.path.join(os.path.dirname(__file__)) | |
| 13 | |
| 14 _HTML_IN_PATH = os.path.join(_HERE_PATH, 'downloads.html') | |
| 15 _HTML_OUT_PATH = os.path.join(_HERE_PATH, 'vulcanized.html') | |
| 16 _JS_OUT_PATH = os.path.join(_HERE_PATH, 'crisper.js') | |
| 17 | |
| 18 _SRC_PATH = os.path.normpath(os.path.join(_HERE_PATH, '..', '..', '..', '..')) | |
| 19 | |
| 20 _RESOURCES_PATH = os.path.join(_SRC_PATH, 'ui', 'webui', 'resources') | |
| 21 | |
| 22 _CR_ELEMENTS_PATH = os.path.join(_RESOURCES_PATH, 'cr_elements') | |
| 23 _CSS_RESOURCES_PATH = os.path.join(_RESOURCES_PATH, 'css') | |
| 24 _HTML_RESOURCES_PATH = os.path.join(_RESOURCES_PATH, 'html') | |
| 25 _JS_RESOURCES_PATH = os.path.join(_RESOURCES_PATH, 'js') | |
| 26 | |
| 27 _POLYMER_PATH = os.path.join( | |
| 28 _SRC_PATH, 'third_party', 'polymer', 'v1_0', 'components-chromium') | |
| 29 | |
| 30 _VULCANIZE_ARGS = [ | |
| 31 '--exclude', 'crisper.js', | |
| 32 | |
| 33 # These files are already combined and minified. | |
| 34 '--exclude', 'chrome://resources/html/polymer.html', | |
| 35 '--exclude', 'web-animations-next-lite.min.js', | |
| 36 | |
| 37 # These files are dynamically created by C++. | |
| 38 '--exclude', 'load_time_data.js', | |
| 39 '--exclude', 'strings.js', | |
| 40 '--exclude', 'text_defaults.css', | |
| 41 '--exclude', 'text_defaults_md.css', | |
| 42 | |
| 43 '--inline-css', | |
| 44 '--inline-scripts', | |
| 45 | |
| 46 '--redirect', 'chrome://downloads/|%s' % _HERE_PATH, | |
| 47 '--redirect', 'chrome://resources/cr_elements/|%s' % _CR_ELEMENTS_PATH, | |
| 48 '--redirect', 'chrome://resources/css/|%s' % _CSS_RESOURCES_PATH, | |
| 49 '--redirect', 'chrome://resources/html/|%s' % _HTML_RESOURCES_PATH, | |
| 50 '--redirect', 'chrome://resources/js/|%s' % _JS_RESOURCES_PATH, | |
| 51 '--redirect', 'chrome://resources/polymer/v1_0/|%s' % _POLYMER_PATH, | |
| 52 | |
| 53 '--strip-comments', | |
| 54 ] | |
| 55 | |
| 56 def main(): | |
| 57 def _run_cmd(cmd_parts, stdout=None): | |
| 58 cmd = "'" + "' '".join(cmd_parts) + "'" | |
| 59 process = subprocess.Popen( | |
| 60 cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, shell=True) | |
| 61 stdout, stderr = process.communicate() | |
| 62 | |
| 63 if stderr: | |
| 64 print >> sys.stderr, '%s failed: %s' % (cmd, stderr) | |
| 65 raise | |
| 66 | |
| 67 return stdout | |
| 68 | |
| 69 output = _run_cmd(['vulcanize'] + _VULCANIZE_ARGS + [_HTML_IN_PATH]) | |
| 70 | |
| 71 with tempfile.NamedTemporaryFile(mode='wt+', delete=False) as tmp: | |
| 72 tmp.write(output.replace( | |
| 73 '<include src="', '<include src="../../../../ui/webui/resources/js/')) | |
| 74 | |
| 75 try: | |
| 76 _run_cmd(['crisper', '--source', tmp.name, | |
| 77 '--script-in-head', 'false', | |
| 78 '--html', _HTML_OUT_PATH, | |
| 79 '--js', _JS_OUT_PATH]) | |
| 80 finally: | |
| 81 os.remove(tmp.name) | |
| 82 | |
| 83 | |
| 84 if __name__ == '__main__': | |
| 85 main() | |
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Chromium Code Reviews
Issue 2224003003:
Vulcanize MD History to improve page-load performance (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master