script/update-external-binaries.py

   1 #!/usr/bin/env python
   2
   3 import errno
   4 import sys
   5 import os
   6
   7 from lib.config import get_target_arch
   8 from lib.util import safe_mkdir, rm_rf, extract_zip, tempdir, download
   9
  10
  11 VERSION = 'v1.2.0'
  12 SOURCE_ROOT = os.path.abspath(os.path.dirname(os.path.dirname(__file__)))
  13 FRAMEWORKS_URL = 'http://github.com/electron/electron-frameworks/releases' \
  14                  '/download/' + VERSION
  15
  16
  17 def main():
  18   os.chdir(SOURCE_ROOT)
  19   version_file = os.path.join(SOURCE_ROOT, 'external_binaries', '.version')
  20
  21   if (is_updated(version_file, VERSION)):
  22     return
  23
  24   rm_rf('external_binaries')
  25   safe_mkdir('external_binaries')
  26
  27   if sys.platform == 'darwin':
  28     download_and_unzip('Mantle')
  29     download_and_unzip('ReactiveCocoa')
  30     download_and_unzip('Squirrel')
  31   elif sys.platform in ['cygwin', 'win32']:
  32     download_and_unzip('directxsdk-' + get_target_arch())
  33
  34   with open(version_file, 'w') as f:
  35     f.write(VERSION)
  36
  37
  38 def is_updated(version_file, version):
  39   existing_version = ''
  40   try:
  41     with open(version_file, 'r') as f:
  42       existing_version = f.readline().strip()
  43   except IOError as e:
  44     if e.errno != errno.ENOENT:
  45       raise
  46   return existing_version == version
  47
  48
  49 def download_and_unzip(framework):
  50   zip_path = download_framework(framework)
  51   if zip_path:
  52     extract_zip(zip_path, 'external_binaries')
  53
  54
  55 def download_framework(framework):
  56   filename = framework + '.zip'
  57   url = FRAMEWORKS_URL + '/' + filename
  58   download_dir = tempdir(prefix='electron-')
  59   path = os.path.join(download_dir, filename)
  60
  61   download('Download ' + framework, url, path)
  62   return path
  63
  64
  65 if __name__ == '__main__':
  66   sys.exit(main())