code.vuplus.com Git - vuplus_webkit/blob - Tools/Scripts/webkitpy/thirdparty/__init__.py

   1 # Copyright (C) 2010 Chris Jerdonek (cjerdonek@webkit.org)
   2 #
   3 # Redistribution and use in source and binary forms, with or without
   4 # modification, are permitted provided that the following conditions
   5 # are met:
   6 # 1.  Redistributions of source code must retain the above copyright
   7 #     notice, this list of conditions and the following disclaimer.
   8 # 2.  Redistributions in binary form must reproduce the above copyright
   9 #     notice, this list of conditions and the following disclaimer in the
  10 #     documentation and/or other materials provided with the distribution.
  11 #
  12 # THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND
  13 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  14 # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  15 # DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR
  16 # ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  17 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  18 # SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  19 # CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  20 # OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  21 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  22
  23 # This module is required for Python to treat this directory as a package.
  24
  25 """Autoinstalls third-party code required by WebKit."""
  26
  27 from __future__ import with_statement
  28
  29 import codecs
  30 import os
  31 import sys
  32
  33 from webkitpy.common.system.autoinstall import AutoInstaller
  34 from webkitpy.common.system.filesystem import FileSystem
  35
  36 _THIRDPARTY_DIR = os.path.dirname(__file__)
  37 _AUTOINSTALLED_DIR = os.path.join(_THIRDPARTY_DIR, "autoinstalled")
  38
  39 # Putting the autoinstall code into webkitpy/thirdparty/__init__.py
  40 # ensures that no autoinstalling occurs until a caller imports from
  41 # webkitpy.thirdparty.  This is useful if the caller wants to configure
  42 # logging prior to executing autoinstall code.
  43
  44 # FIXME: If any of these servers is offline, webkit-patch breaks (and maybe
  45 # other scripts do, too). See <http://webkit.org/b/42080>.
  46
  47 # We put auto-installed third-party modules in this directory--
  48 #
  49 #     webkitpy/thirdparty/autoinstalled
  50 fs = FileSystem()
  51 fs.maybe_make_directory(_AUTOINSTALLED_DIR)
  52
  53 init_path = fs.join(_AUTOINSTALLED_DIR, "__init__.py")
  54 if not fs.exists(init_path):
  55     fs.write_text_file(init_path, "")
  56
  57 readme_path = fs.join(_AUTOINSTALLED_DIR, "README")
  58 if not fs.exists(readme_path):
  59     fs.write_text_file(readme_path,
  60         "This directory is auto-generated by WebKit and is "
  61         "safe to delete.\nIt contains needed third-party Python "
  62         "packages automatically downloaded from the web.")
  63
  64
  65 class AutoinstallImportHook(object):
  66     def __init__(self, filesystem=None):
  67         self._fs = filesystem or FileSystem()
  68
  69     def find_module(self, fullname, path):
  70         # This method will run before each import. See http://www.python.org/dev/peps/pep-0302/
  71         if '.autoinstalled' not in fullname:
  72             return
  73
  74         if '.mechanize' in fullname:
  75             self._install_mechanize()
  76         elif '.pep8' in fullname:
  77             self._install_pep8()
  78         elif '.eliza' in fullname:
  79             self._install_eliza()
  80         elif '.irc' in fullname:
  81             self._install_irc()
  82         elif '.pywebsocket' in fullname:
  83             self._install_pywebsocket()
  84         elif '.buildbot' in fullname:
  85             self._install_buildbot()
  86
  87     def _install_mechanize(self):
  88         # The mechanize package uses ClientForm, for example, in _html.py.
  89         # Since mechanize imports ClientForm in the following way,
  90         #
  91         # > import sgmllib, ClientForm
  92         #
  93         # the search path needs to include ClientForm.  We put ClientForm in
  94         # its own directory so that we can include it in the search path
  95         # without including other modules as a side effect.
  96         clientform_dir = self._fs.join(_AUTOINSTALLED_DIR, "clientform")
  97         installer = AutoInstaller(append_to_search_path=True, target_dir=clientform_dir)
  98         installer.install(url="http://pypi.python.org/packages/source/C/ClientForm/ClientForm-0.2.10.zip",
  99                           url_subpath="ClientForm.py")
 100
 101         self._install("http://pypi.python.org/packages/source/m/mechanize/mechanize-0.2.4.zip",
 102                       "mechanize")
 103
 104     def _install_pep8(self):
 105         self._install("http://pypi.python.org/packages/source/p/pep8/pep8-0.5.0.tar.gz#md5=512a818af9979290cd619cce8e9c2e2b",
 106                       "pep8-0.5.0/pep8.py")
 107
 108     # autoinstalled.buildbot is used by BuildSlaveSupport/build.webkit.org-config/mastercfg_unittest.py
 109     # and should ideally match the version of BuildBot used at build.webkit.org.
 110     def _install_buildbot(self):
 111         # The buildbot package uses jinja2, for example, in buildbot/status/web/base.py.
 112         # buildbot imports jinja2 directly (as though it were installed on the system),
 113         # so the search path needs to include jinja2.  We put jinja2 in
 114         # its own directory so that we can include it in the search path
 115         # without including other modules as a side effect.
 116         jinja_dir = self._fs.join(_AUTOINSTALLED_DIR, "jinja2")
 117         installer = AutoInstaller(append_to_search_path=True, target_dir=jinja_dir)
 118         installer.install(url="http://pypi.python.org/packages/source/J/Jinja2/Jinja2-2.6.tar.gz#md5=1c49a8825c993bfdcf55bb36897d28a2",
 119                           url_subpath="Jinja2-2.6/jinja2")
 120
 121         self._install("http://pypi.python.org/packages/source/b/buildbot/buildbot-0.8.4p2.tar.gz#md5=7597d945724c80c0ab476e833a1026cb", "buildbot-0.8.4p2/buildbot")
 122
 123     def _install_eliza(self):
 124         installer = AutoInstaller(target_dir=_AUTOINSTALLED_DIR)
 125         installer.install(url="http://www.adambarth.com/webkit/eliza",
 126                           target_name="eliza.py")
 127
 128     def _install_irc(self):
 129         # Since irclib and ircbot are two top-level packages, we need to import
 130         # them separately.  We group them into an irc package for better
 131         # organization purposes.
 132         irc_dir = self._fs.join(_AUTOINSTALLED_DIR, "irc")
 133         installer = AutoInstaller(target_dir=irc_dir)
 134         installer.install(url="http://downloads.sourceforge.net/project/python-irclib/python-irclib/0.4.8/python-irclib-0.4.8.zip",
 135                           url_subpath="irclib.py")
 136         installer.install(url="http://downloads.sourceforge.net/project/python-irclib/python-irclib/0.4.8/python-irclib-0.4.8.zip",
 137                           url_subpath="ircbot.py")
 138
 139     def _install_pywebsocket(self):
 140         pywebsocket_dir = self._fs.join(_AUTOINSTALLED_DIR, "pywebsocket")
 141         installer = AutoInstaller(target_dir=pywebsocket_dir)
 142         installer.install(url="http://pywebsocket.googlecode.com/files/mod_pywebsocket-0.6b5.tar.gz",
 143                           url_subpath="pywebsocket-0.6b5/src/mod_pywebsocket")
 144
 145     def _install(self, url, url_subpath):
 146         installer = AutoInstaller(target_dir=_AUTOINSTALLED_DIR)
 147         installer.install(url=url, url_subpath=url_subpath)
 148
 149
 150 sys.meta_path.append(AutoinstallImportHook())