##############################################################################

#

# Copyright (c) 2006 Zope Corporation and Contributors.

# All Rights Reserved.

#

# This software is subject to the provisions of the Zope Public License,

# Version 2.1 (ZPL).  A copy of the ZPL should accompany this distribution.

# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED

# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS

# FOR A PARTICULAR PURPOSE.

#

##############################################################################

"""Bootstrap a buildout-based project

Simply run this script in a directory containing a buildout.cfg.

The script accepts buildout command-line options, so you can

use the -c option to specify an alternate configuration file.

$Id$

"""

import os, shutil, sys, tempfile, urllib2

from optparse import OptionParser

tmpeggs = tempfile.mkdtemp()

is_jython = sys.platform.startswith('java')

# parsing arguments

parser = OptionParser()

parser.add_option("-v", "--version", dest="version",

                          help="use a specific zc.buildout version")

parser.add_option("-d", "--distribute",

                   action="store_true", dest="distribute", default=False,

                   help="Use Disribute rather than Setuptools.")

parser.add_option("-c", None, action="store", dest="config_file",

                   help=("Specify the path to the buildout configuration "

                         "file to be used."))

options, args = parser.parse_args()

# if -c was provided, we push it back into args for buildout' main function

if options.config_file is not None:

    args += ['-c', options.config_file]

if options.version is not None:

    VERSION = '==%s' % options.version

else:

    VERSION = ''

USE_DISTRIBUTE = options.distribute

args = args + ['bootstrap']

to_reload = False

try:

    import pkg_resources

    if not hasattr(pkg_resources, '_distribute'):

        to_reload = True

        raise ImportError

except ImportError:

    ez = {}

    if USE_DISTRIBUTE:

        exec urllib2.urlopen('http://python-distribute.org/distribute_setup.py'

                         ).read() in ez

        ez['use_setuptools'](to_dir=tmpeggs, download_delay=0, no_fake=True)

    else:

        exec urllib2.urlopen('http://peak.telecommunity.com/dist/ez_setup.py'

                             ).read() in ez

        ez['use_setuptools'](to_dir=tmpeggs, download_delay=0)

    if to_reload:

        reload(pkg_resources)

    else:

        import pkg_resources

if sys.platform == 'win32':

    def quote(c):

        if ' ' in c:

            return '"%s"' % c # work around spawn lamosity on windows

        else:

            return c

else:

    def quote (c):

        return c

cmd = 'from setuptools.command.easy_install import main; main()'

ws  = pkg_resources.working_set

if USE_DISTRIBUTE:

    requirement = 'distribute'

else:

    requirement = 'setuptools'

if is_jython:

    import subprocess

    assert subprocess.Popen([sys.executable] + ['-c', quote(cmd), '-mqNxd',

           quote(tmpeggs), 'zc.buildout' + VERSION],

           env=dict(os.environ,

               PYTHONPATH=

               ws.find(pkg_resources.Requirement.parse(requirement)).location

               ),

           ).wait() == 0

else:

    assert os.spawnle(

        os.P_WAIT, sys.executable, quote (sys.executable),

        '-c', quote (cmd), '-mqNxd', quote (tmpeggs), 'zc.buildout' + VERSION,

        dict(os.environ,

            PYTHONPATH=

            ws.find(pkg_resources.Requirement.parse(requirement)).location

            ),

        ) == 0

ws.add_entry(tmpeggs)

ws.require('zc.buildout' + VERSION)

import zc.buildout.buildout

zc.buildout.buildout.main(args)

shutil.rmtree(tmpeggs)