conf.INDEX_EXTENSIONS = getattr(EXT, 'INDEX_EXTENSIONS', [])

        #ADDITIONAL MAPPINGS

        log.debug('adding extra into INDEX_EXTENSIONS')

        conf.INDEX_EXTENSIONS.extend(getattr(EXT, 'EXTRA_INDEX_EXTENSIONS', []))

#==============================================================================

# TEST FUNCTIONS AND CREATORS

#==============================================================================

def create_test_index(repo_location, config, full_index):

    """

    Makes default test index

    :param config: test config

    :param full_index:

    """

    from rhodecode.lib.indexers.daemon import WhooshIndexingDaemon

    from rhodecode.lib.pidlock import DaemonLock, LockHeld

    repo_location = repo_location

    index_location = os.path.join(config['app_conf']['index_dir'])

    if not os.path.exists(index_location):

        os.makedirs(index_location)

    try:

        l = DaemonLock(file_=jn(dn(index_location), 'make_index.lock'))

        WhooshIndexingDaemon(index_location=index_location,

                             repo_location=repo_location)\

            .run(full_index=full_index)

        l.release()

    except LockHeld:

        pass

def create_test_env(repos_test_path, config):

    """

    Makes a fresh database and

    install test repository into tmp dir

    """

    from rhodecode.lib.db_manage import DbManage

    from rhodecode.tests import HG_REPO, GIT_REPO, TESTS_TMP_PATH

    # PART ONE create db

    dbconf = config['sqlalchemy.db1.url']

    log.debug('making test db %s' % dbconf)

    # create test dir if it doesn't exist

    if not os.path.isdir(repos_test_path):

        log.debug('Creating testdir %s' % repos_test_path)

        os.makedirs(repos_test_path)

    dbmanage = DbManage(log_sql=True, dbconf=dbconf, root=config['here'],

                        tests=True)

    dbmanage.create_tables(override=True)

    dbmanage.create_settings(dbmanage.config_prompt(repos_test_path))

    dbmanage.create_default_user()

    dbmanage.admin_prompt()

    dbmanage.create_permissions()

    dbmanage.populate_default_permissions()

    Session().commit()

    # PART TWO make test repo

    log.debug('making test vcs repositories')

    idx_path = config['app_conf']['index_dir']

    data_path = config['app_conf']['cache_dir']

    #clean index and data

    if idx_path and os.path.exists(idx_path):

        log.debug('remove %s' % idx_path)

        shutil.rmtree(idx_path)

    if data_path and os.path.exists(data_path):

        log.debug('remove %s' % data_path)

        shutil.rmtree(data_path)

    #CREATE DEFAULT TEST REPOS

    cur_dir = dn(dn(abspath(__file__)))

    tar = tarfile.open(jn(cur_dir, 'tests', "vcs_test_hg.tar.gz"))

    tar.extractall(jn(TESTS_TMP_PATH, HG_REPO))

    tar.close()

    cur_dir = dn(dn(abspath(__file__)))

    tar = tarfile.open(jn(cur_dir, 'tests', "vcs_test_git.tar.gz"))

    tar.extractall(jn(TESTS_TMP_PATH, GIT_REPO))

    tar.close()

    #LOAD VCS test stuff

    from rhodecode.tests.vcs import setup_package

    setup_package()

#==============================================================================

# PASTER COMMANDS

#==============================================================================

class BasePasterCommand(Command):

    """

    Abstract Base Class for paster commands.

    The celery commands are somewhat aggressive about loading

    celery.conf, and since our module sets the `CELERY_LOADER`

    environment variable to our loader, we have to bootstrap a bit and

    make sure we've had a chance to load the pylons config off of the

    command line, otherwise everything fails.

    """

    min_args = 1

    min_args_error = "Please provide a paster config file as an argument."

    takes_config_file = 1

    requires_config_file = True

    def notify_msg(self, msg, log=False):

        """Make a notification to user, additionally if logger is passed

        it logs this action using given logger

        :param msg: message that will be printed to user

        :param log: logging instance, to use to additionally log this message

        """

        if log and isinstance(log, logging):

            log(msg)

    def run(self, args):

        """

        Overrides Command.run

        Checks for a config file argument and loads it.

        """

        if len(args) < self.min_args:

            raise BadCommand(

                self.min_args_error % {'min_args': self.min_args,

                                       'actual_args': len(args)})

        # Decrement because we're going to lob off the first argument.

        # @@ This is hacky

        self.min_args -= 1

        self.bootstrap_config(args[0])

        self.update_parser()

        return super(BasePasterCommand, self).run(args[1:])

    def update_parser(self):

        """

        Abstract method.  Allows for the class's parser to be updated

        before the superclass's `run` method is called.  Necessary to

        allow options/arguments to be passed through to the underlying

        celery command.

        """

        raise NotImplementedError("Abstract Method.")

    def bootstrap_config(self, conf):

        """

        Loads the pylons configuration.

        """

        from pylons import config as pylonsconfig

        self.path_to_ini_file = os.path.realpath(conf)

        conf = paste.deploy.appconfig('config:' + self.path_to_ini_file)

        pylonsconfig.init_app(conf.global_conf, conf.local_conf)

def check_git_version():

    """

    Checks what version of git is installed in system, and issues a warning

    if it's too old for RhodeCode to properly work.

    """

    import subprocess

    from distutils.version import StrictVersion

    from rhodecode import BACKENDS

    p = subprocess.Popen('git --version', shell=True,

                         stdout=subprocess.PIPE, stderr=subprocess.PIPE)

    stdout, stderr = p.communicate()

    ver = (stdout.split(' ')[-1] or '').strip() or '0.0.0'

    try:

        _ver = StrictVersion(ver)

    except:

        _ver = StrictVersion('0.0.0')

        stderr = traceback.format_exc()

    req_ver = '1.7.4'

    to_old_git = False

    if  _ver <= StrictVersion(req_ver):

        to_old_git = True

    if 'git' in BACKENDS:

        log.debug('GIT version detected: %s' % stdout)

        if stderr:

            log.warning('Unable to detect git version org error was:%r' % stderr)

        elif to_old_git:

            log.warning('RhodeCode detected git version %s, which is too old '

                        'for the system to function properly. Make sure '

    return _ver