import os

import sys

import binascii

from inspect import isfunction

from mercurial.scmutil import revrange

from mercurial.node import nullrev

from rhodecode.lib import helpers as h

from rhodecode.lib.utils import action_logger

from rhodecode.lib.vcs.backends.base import EmptyChangeset

from rhodecode.lib.compat import json

from rhodecode.lib.utils2 import safe_str

def _get_scm_size(alias, root_path):

    if not alias.startswith('.'):

        alias += '.'

    size_scm, size_root = 0, 0

    for path, dirs, files in os.walk(root_path):

        if path.find(alias) != -1:

            for f in files:

                try:

                    size_scm += os.path.getsize(os.path.join(path, f))

    path, ini_name = os.path.split(env['RHODECODE_CONFIG_FILE'])

    conf = appconfig('config:%s' % ini_name, relative_to=path)

    load_environment(conf.global_conf, conf.local_conf)

    engine = engine_from_config(conf, 'sqlalchemy.db1.')

    init_model(engine)

    baseui = make_ui('db')

    # fix if it's not a bare repo

    if repo_path.endswith('.git'):

        repo_path = repo_path[:-4]

    repo = Repository.get_by_full_path(repo_path)

    _hooks = dict(baseui.configitems('hooks')) or {}

    extras = json.loads(env['RHODECODE_EXTRAS'])

    for k, v in extras.items():

        baseui.setconfig('rhodecode_extras', k, v)

    repo = repo.scm_instance

    repo.ui = baseui

    if hook_type == 'pre':

        pre_push(baseui, repo)

    # if push hook is enabled via web interface