/brz/remove-bazaar

#!/cygdrive/C/Python25/python

"""A script to help automate the build process."""

# When preparing a new release, make sure to set all of these to the latest

# values.

VERSIONS = {

    'bzr': '1.11',

    'qbzr': '0.9.6',

    'bzrtools': '1.11.0',

    'bzr-svn': '0.4.16',

}

# This will be passed to 'make' to ensure we build with the right python

PYTHON='/cygdrive/c/Python25/python'

# Create the final build in this directory

TARGET_ROOT='release'

DEBUG_SUBPROCESS = True

import os

import shutil

import subprocess

import sys

BZR_EXE = None

def bzr():

    global BZR_EXE

    if BZR_EXE is not None:

        return BZR_EXE

    try:

        subprocess.call(['bzr', '--version'], stdout=subprocess.PIPE,

                        stderr=subprocess.PIPE)

        BZR_EXE = 'bzr'

    except OSError:

        try:

            subprocess.call(['bzr.bat', '--version'], stdout=subprocess.PIPE,

                            stderr=subprocess.PIPE)

            BZR_EXE = 'bzr.bat'

        except OSError:

            raise RuntimeError('Could not find bzr or bzr.bat on your path.')

    return BZR_EXE

def call_or_fail(*args, **kwargs):

    """Call a subprocess, and fail if the return code is not 0."""

    if DEBUG_SUBPROCESS:

        print '  calling: "%s"' % (' '.join(args[0]),)

    p = subprocess.Popen(*args, **kwargs)

    (out, err) = p.communicate()

    if p.returncode != 0:

        raise RuntimeError('Failed to run: %s, %s' % (args, kwargs))

    return out

TARGET = None

def get_target():

    global TARGET

    if TARGET is not None:

        return TARGET

    out = call_or_fail([sys.executable, get_bzr_dir() + '/bzr',

                        'version', '--short'], stdout=subprocess.PIPE)

    version = out.strip()

    TARGET = os.path.abspath(TARGET_ROOT + '-' + version)

    return TARGET

def clean_target():

    """Nuke the target directory so we know we are starting from scratch."""

    target = get_target()

    if os.path.isdir(target):

        print "Deleting: %s" % (target,)

        shutil.rmtree(target)

def get_bzr_dir():

    return 'bzr.' + VERSIONS['bzr']

def update_bzr():

    """Make sure we have the latest bzr in play."""

    bzr_dir = get_bzr_dir()

    if not os.path.isdir(bzr_dir):

        bzr_version = VERSIONS['bzr']

        bzr_url = 'http://bazaar-vcs.org/bzr/bzr.' + bzr_version

        print "Getting bzr release %s from %s" % (bzr_version, bzr_url)

        call_or_fail([bzr(), 'co', bzr_url])

    else:

        print "Ensuring %s is up-to-date" % (bzr_dir,)

        call_or_fail([bzr(), 'update', bzr_dir])

def create_target():

    target = get_target()

    print "Creating target dir: %s" % (target,)

    call_or_fail([bzr(), 'co', get_bzr_dir(), target])

def get_plugin_trunk_dir(plugin_name):

    return '%s/trunk' % (plugin_name,)

def get_plugin_release_dir(plugin_name):

    return '%s/%s' % (plugin_name, VERSIONS[plugin_name])

def get_plugin_trunk_branch(plugin_name):

    return 'lp:%s' % (plugin_name,)

def update_plugin_trunk(plugin_name):

    trunk_dir = get_plugin_trunk_dir(plugin_name)

    if not os.path.isdir(trunk_dir):

        plugin_trunk = get_plugin_trunk_branch(plugin_name)

        print "Getting latest %s trunk" % (plugin_name,)

        call_or_fail([bzr(), 'co', plugin_trunk,

                      trunk_dir])

    else:

        print "Ensuring %s is up-to-date" % (trunk_dir,)

        call_or_fail([bzr(), 'update', trunk_dir])

    return trunk_dir

def _plugin_tag_name(plugin_name):

    if plugin_name == 'bzr-svn':

        return 'bzr-svn-' + VERSIONS['bzr-svn']

    # bzrtools and qbzr use 'release-X.Y.Z'

    return 'release-' + VERSIONS[plugin_name]

def update_plugin(plugin_name):

    release_dir = get_plugin_release_dir(plugin_name)

    if not os.path.isdir(plugin_name):

        if plugin_name == 'bzr-svn':

            # bzr-svn uses a different repo format

            call_or_fail([bzr(), 'init-repo', '--rich-root-pack', plugin_name])

        else:

            os.mkdir(plugin_name)

    if os.path.isdir(release_dir):

        print "Removing existing dir: %s" % (release_dir,)

        shutil.rmtree(release_dir)

    # First update trunk

    trunk_dir = update_plugin_trunk(plugin_name)

    # Now create the tagged directory

    tag_name = _plugin_tag_name(plugin_name)

    print "Creating the branch %s" % (release_dir,)

    call_or_fail([bzr(), 'co', '-rtag:%s' % (tag_name,),

                  trunk_dir, release_dir])

    return release_dir

def install_plugin(plugin_name):

    release_dir = update_plugin(plugin_name)

    # at least bzrtools doesn't like you to call 'setup.py' unless you are in

    # that directory specifically, so we cd, rather than calling it from

    # outside

    print "Installing %s" % (release_dir,)

    call_or_fail([sys.executable, 'setup.py', 'install', '-O1',

                  '--install-lib=%s' % (get_target(),)],

                 cwd=release_dir)

def update_tbzr():

    tbzr_loc = os.environ.get('TBZR', None)

    if tbzr_loc is None:

        raise ValueError('You must set TBZR to the location of tortoisebzr.')

    print 'Updating %s' % (tbzr_loc,)

    call_or_fail([bzr(), 'update', tbzr_loc])

def build_installer():

    target = get_target()

    print

    print

    print '*' * 60

    print 'Building standalone installer'

    call_or_fail(['make', 'PYTHON=%s' % (PYTHON,), 'installer'],

                 cwd=target)

def main(args):

    import optparse

    p = optparse.OptionParser(usage='%prog [OPTIONS]')

    opts, args = p.parse_args(args)

    update_bzr()

    update_tbzr()

    clean_target()

    create_target()

    install_plugin('bzrtools')

    install_plugin('qbzr')

    install_plugin('bzr-svn')

    build_installer()

if __name__ == '__main__':

    main(sys.argv[1:])

# vim: ts=4 sw=4 sts=4 et ai