except ImportError:

    #python 2.5 compatibility

    import simplejson as json

log = logging.getLogger(__name__)

class SummaryController(BaseController):

    @LoginRequired()

    @HasRepoPermissionAnyDecorator('repository.read', 'repository.write',

                                   'repository.admin')

    def __before__(self):

        super(SummaryController, self).__before__()

    def index(self):

        hg_model = HgModel()

        c.repo_info = hg_model.get_repo(c.repo_name)

        def url_generator(**kw):

            return url('shortlog_home', repo_name=c.repo_name, **kw)

        c.repo_changesets = Page(c.repo_info, page=1, items_per_page=10,

                                 url=url_generator)

        e = request.environ

                                        'protocol': e.get('wsgi.url_scheme'),

                                        'user':str(c.rhodecode_user.username),

                                        'host':e.get('HTTP_HOST'),

                                        'prefix':e.get('SCRIPT_NAME'),

                                        'repo_name':c.repo_name, }

        c.clone_repo_url = uri

        c.repo_tags = OrderedDict()

        for name, hash in c.repo_info.tags.items()[:10]:

            try:

                c.repo_tags[name] = c.repo_info.get_changeset(hash)

            except ChangesetError:

                c.repo_tags[name] = EmptyChangeset(hash)

        c.repo_branches = OrderedDict()

        for name, hash in c.repo_info.branches.items()[:10]:

            try:

                c.repo_branches[name] = c.repo_info.get_changeset(hash)

            except ChangesetError:

                c.repo_branches[name] = EmptyChangeset(hash)

        td = datetime.today() + timedelta(days=1)

        y, m, d = td.year, td.month, td.day

        ts_min_y = mktime((y - 1, (td - timedelta(days=calendar.mdays[m])).month,

                            d, 0, 0, 0, 0, 0, 0,))

        ts_min_m = mktime((y, (td - timedelta(days=calendar.mdays[m])).month,

    ALPHABETS_ALPHANUM_SMALL = ALPHABETS_SMALL + ALPHABETS_NUM#[7]

    def __init__(self, passwd=''):

        self.passwd = passwd

    def gen_password(self, len, type):

        self.passwd = ''.join([random.choice(type) for _ in xrange(len)])

        return self.passwd

def get_crypt_password(password):

    """Cryptographic function used for password hashing based on sha1

    :param password: password to hash

    """

    return bcrypt.hashpw(password, bcrypt.gensalt(10))

def check_password(password, hashed):

    return bcrypt.hashpw(password, hashed) == hashed

def authfunc(environ, username, password):

    user = UserModel().get_by_username(username, cache=False)

    if user:

        if user.active:

                log.info('user %s authenticated correctly', username)

                return True

        else:

            log.error('user %s is disabled', username)

    return False

class  AuthUser(object):

    """

    A simple object that handles a mercurial username for authentication

    """

    def __init__(self):

        self.username = 'None'

        self.name = ''

        self.lastname = ''

        self.email = ''

        self.user_id = None

        self.is_authenticated = False

        self.is_admin = False

        self.permissions = {}

    def __repr__(self):

        return "<AuthUser('id:%s:%s')>" % (self.user_id, self.username)

It's implemented with basic auth function

"""

from itertools import chain

from mercurial.error import RepoError

from mercurial.hgweb import hgweb

from mercurial.hgweb.request import wsgiapplication

from paste.auth.basic import AuthBasicAuthenticator

from paste.httpheaders import REMOTE_USER, AUTH_TYPE

from rhodecode.lib.auth import authfunc, HasPermissionAnyMiddleware

from rhodecode.lib.utils import is_mercurial, make_ui, invalidate_cache, \

    check_repo_fast, ui_sections

from rhodecode.model.user import UserModel

from webob.exc import HTTPNotFound, HTTPForbidden, HTTPInternalServerError

import logging

import os

import traceback

log = logging.getLogger(__name__)

class SimpleHg(object):

    def __init__(self, application, config):

        self.application = application

        self.config = config

        self.authenticate = AuthBasicAuthenticator('', authfunc)

        self.ipaddr = '0.0.0.0'

        self.repository = None

        self.username = None

        self.action = None

    def __call__(self, environ, start_response):

        if not is_mercurial(environ):

            return self.application(environ, start_response)

        proxy_key = 'HTTP_X_REAL_IP'

        def_key = 'REMOTE_ADDR'

        self.ipaddr = environ.get(proxy_key, environ.get(def_key, '0.0.0.0'))

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

        # AUTHENTICATE THIS MERCURIAL REQUEST

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

        username = REMOTE_USER(environ)

        if not username:

            self.authenticate.realm = self.config['rhodecode_realm']

            result = self.authenticate(environ)

            if isinstance(result, str):

                AUTH_TYPE.update(environ, 'basic')