.. _changelog:

=========

Changelog

=========

1.4.1 (**2012-09-05**)

----------------------

:status: in-progress

:branch: beta

news

++++

- always put a comment about code-review status change even if user send

  empty data 

- modified_on column saves repository update and it's going to be used

  later for light version of main page ref #500

- pull request notifications send much nicer emails with details about pull

  request

fixes

+++++

- fixed migrations of permissions that can lead to inconsistency.

  Some users sent feedback that after upgrading from older versions issues 

  with updating default permissions occurred. RhodeCode detects that now and

  resets default user permission to initial state if there is a need for that.

  Also forces users to set the default value for new forking permission. 

- #535 improved apache wsgi example configuration in docs

- fixes #550 mercurial repositories comparision failed when origin repo had

  additional not-common changesets

- fixed status of code-review in preview windows of pull request

1.4.0 (**2012-09-03**)

----------------------

news

++++

- new codereview system

- email map, allowing users to have multiple email addresses mapped into

  their accounts

- improved git-hook system. Now all actions for git are logged into journal

  including pushed revisions, user and IP address

- changed setup-app into setup-rhodecode and added default options to it.

- new git repos are created as bare now by default

- #464 added links to groups in permission box

- #465 mentions autocomplete inside comments boxes

- #469 added --update-only option to whoosh to re-index only given list

  of repos in index 

- rhodecode-api CLI client

- new git http protocol replaced buggy dulwich implementation.

  Now based on pygrack & gitweb

- Improved RSS/ATOM feeds. Discoverable by browsers using proper headers, and 

  reformated based on user suggestions. Additional rss/atom feeds for user

  journal

- various i18n improvements

- #478 permissions overview for admin in user edit view

- File view now displays small gravatars off all authors of given file

- Implemented landing revisions. Each repository will get landing_rev attribute

  that defines 'default' revision/branch for generating readme files

- Implemented #509, RhodeCode enforces SSL for push/pulling if requested at 

  earliest possible call.

- Import remote svn repositories to mercurial using hgsubversion.

- Fixed #508 RhodeCode now has a option to explicitly set forking permissions

- RhodeCode can use alternative server for generating avatar icons

- implemented repositories locking. Pull locks, push unlocks. Also can be done

  via API calls

- #538 form for permissions can handle multiple users at once 

fixes

+++++

- improved translations

- fixes issue #455 Creating an archive generates an exception on Windows

- fixes #448 Download ZIP archive keeps file in /tmp open and results 

  in out of disk space

- fixes issue #454 Search results under Windows include proceeding

  backslash

- fixed issue #450. Rhodecode no longer will crash when bad revision is

  present in journal data.

- fix for issue #417, git execution was broken on windows for certain

  commands.

- fixed #413. Don't disable .git directory for bare repos on deleting

- fixed issue #459. Changed the way of obtaining logger in reindex task.

- fixed #453 added ID field in whoosh SCHEMA that solves the issue of

  reindexing modified files

- fixed #481 rhodecode emails are sent without Date header 

- fixed #458 wrong count when no repos are present

- fixed issue #492 missing `\ No newline at end of file` test at the end of 

  new chunk in html diff

- full text search now works also for commit messages

1.3.6 (**2012-05-17**)

----------------------

news

++++

- chinese traditional translation

- changed setup-app into setup-rhodecode and added arguments for auto-setup 

  mode that doesn't need user interaction 

fixes

+++++

- fixed no scm found warning

- fixed __future__ import error on rcextensions

- made simplejson required lib for speedup on JSON encoding

- fixes #449 bad regex could get more than revisions from parsing history

- don't clear DB session when CELERY_EAGER is turned ON

1.3.5 (**2012-05-10**)

----------------------

news

++++

- use ext_json for json module

- unified annotation view with file source view

- notification improvements, better inbox + css

- #419 don't strip passwords for login forms, make rhodecode 

  more compatible with LDAP servers

- Added HTTP_X_FORWARDED_FOR as another method of extracting 

  IP for pull/push logs. - moved all to base controller  

- #415: Adding comment to changeset causes reload. 

  Comments are now added via ajax and doesn't reload the page

- #374 LDAP config is discarded when LDAP can't be activated

- limited push/pull operations are now logged for git in the journal

- bumped mercurial to 2.2.X series

- added support for displaying submodules in file-browser

- #421 added bookmarks in changelog view

fixes

+++++

- fixed dev-version marker for stable when served from source codes

- fixed missing permission checks on show forks page

- #418 cast to unicode fixes in notification objects

- #426 fixed mention extracting regex

- fixed remote-pulling for git remotes remopositories

- fixed #434: Error when accessing files or changesets of a git repository 

  with submodules

- fixed issue with empty APIKEYS for users after registration ref. #438

- fixed issue with getting README files from git repositories

1.3.4 (**2012-03-28**)

----------------------

news

++++

- Whoosh logging is now controlled by the .ini files logging setup

- added clone-url into edit form on /settings page

- added help text into repo add/edit forms

- created rcextensions module with additional mappings (ref #322) and

  post push/pull/create repo hooks callbacks

- implemented #377 Users view for his own permissions on account page

- #399 added inheritance of permissions for users group on repos groups

- #401 repository group is automatically pre-selected when adding repos 

  inside a repository group

- added alternative HTTP 403 response when client failed to authenticate. Helps 

  solving issues with Mercurial and LDAP

- #402 removed group prefix from repository name when listing repositories 

  inside a group

- added gravatars into permission view and permissions autocomplete

- #347 when running multiple RhodeCode instances, properly invalidates cache 

  for all registered servers

fixes

+++++

- fixed #390 cache invalidation problems on repos inside group

- fixed #385 clone by ID url was loosing proxy prefix in URL

- fixed some unicode problems with waitress

- fixed issue with escaping < and > in changeset commits

- fixed error occurring during recursive group creation in API 

  create_repo function

- fixed #393 py2.5 fixes for routes url generator

- fixed #397 Private repository groups shows up before login

- fixed #396 fixed problems with revoking users in nested groups

- fixed mysql unicode issues + specified InnoDB as default engine with 

  utf8 charset

- #406 trim long branch/tag names in changelog to not break UI

1.3.3 (**2012-03-02**)

----------------------

news

++++

fixes

+++++

- fixed some python2.5 compatibility issues 

- fixed issues with removed repos was accidentally added as groups, after

  full rescan of paths

- fixes #376 Cannot edit user (using container auth)

- fixes #378 Invalid image urls on changeset screen with proxy-prefix 

  configuration

- fixed initial sorting of repos inside repo group

- fixes issue when user tried to resubmit same permission into user/user_groups

- bumped beaker version that fixes #375 leap error bug

- fixed raw_changeset for git. It was generated with hg patch headers

- fixed vcs issue with last_changeset for filenodes

- fixed missing commit after hook delete

- fixed #372 issues with git operation detection that caused a security issue 

  for git repos

1.3.2 (**2012-02-28**)

----------------------

news

++++

fixes

+++++

- fixed git protocol issues with repos-groups

- fixed git remote repos validator that prevented from cloning remote git repos

- fixes #370 ending slashes fixes for repo and groups

- fixes #368 improved git-protocol detection to handle other clients

- fixes #366 When Setting Repository Group To Blank Repo Group Wont Be 

  Moved To Root

- fixes #371 fixed issues with beaker/sqlalchemy and non-ascii cache keys 

- fixed #373 missing cascade drop on user_group_to_perm table

1.3.1 (**2012-02-27**)

----------------------

news

++++

fixes

+++++

- redirection loop occurs when remember-me wasn't checked during login

- fixes issues with git blob history generation 

- don't fetch branch for git in file history dropdown. Causes unneeded slowness

1.3.0 (**2012-02-26**)

----------------------

news

++++

- code review, inspired by github code-comments 

- #215 rst and markdown README files support

- #252 Container-based and proxy pass-through authentication support

- #44 branch browser. Filtering of changelog by branches

- mercurial bookmarks support

- new hover top menu, optimized to add maximum size for important views

- configurable clone url template with possibility to specify  protocol like 

  ssh:// or http:// and also manually alter other parts of clone_url.

- enabled largefiles extension by default

- optimized summary file pages and saved a lot of unused space in them

- #239 option to manually mark repository as fork

- #320 mapping of commit authors to RhodeCode users

- #304 hashes are displayed using monospace font    

- diff configuration, toggle white lines and context lines

- #307 configurable diffs, whitespace toggle, increasing context lines

- sorting on branches, tags and bookmarks using YUI datatable

- improved file filter on files page

- implements #330 api method for listing nodes ar particular revision

- #73 added linking issues in commit messages to chosen issue tracker url

  based on user defined regular expression

- added linking of changesets in commit messages  

- new compact changelog with expandable commit messages

- firstname and lastname are optional in user creation

- #348 added post-create repository hook

- #212 global encoding settings is now configurable from .ini files 

- #227 added repository groups permissions

- markdown gets codehilite extensions

- new API methods, delete_repositories, grante/revoke permissions for groups 

  and repos

fixes

+++++

- rewrote dbsession management for atomic operations, and better error handling

- fixed sorting of repo tables

- #326 escape of special html entities in diffs

- normalized user_name => username in api attributes

- fixes #298 ldap created users with mixed case emails created conflicts 

  on saving a form

- fixes issue when owner of a repo couldn't revoke permissions for users 

  and groups

- fixes #271 rare JSON serialization problem with statistics

- fixes #337 missing validation check for conflicting names of a group with a

  repositories group

- #340 fixed session problem for mysql and celery tasks

- fixed #331 RhodeCode mangles repository names if the a repository group 

  contains the "full path" to the repositories

- #355 RhodeCode doesn't store encrypted LDAP passwords

1.2.5 (**2012-01-28**)

----------------------

news

++++

fixes

+++++

- #340 Celery complains about MySQL server gone away, added session cleanup

  for celery tasks

- #341 "scanning for repositories in None" log message during Rescan was missing

  a parameter

- fixed creating archives with subrepos. Some hooks were triggered during that

  operation leading to crash.

- fixed missing email in account page.

- Reverted Mercurial to 2.0.1 for windows due to bug in Mercurial that makes

  forking on windows impossible 

1.2.4 (**2012-01-19**)

----------------------

news

++++

- RhodeCode is bundled with mercurial series 2.0.X by default, with

  full support to largefiles extension. Enabled by default in new installations

- #329 Ability to Add/Remove Groups to/from a Repository via AP

- added requires.txt file with requirements

fixes

+++++

- fixes db session issues with celery when emailing admins

- #331 RhodeCode mangles repository names if the a repository group 

  contains the "full path" to the repositories

- #298 Conflicting e-mail addresses for LDAP and RhodeCode users

- DB session cleanup after hg protocol operations, fixes issues with

  `mysql has gone away` errors

- #333 doc fixes for get_repo api function

- #271 rare JSON serialization problem with statistics enabled

- #337 Fixes issues with validation of repository name conflicting with 

  a group name. A proper message is now displayed.

- #292 made ldap_dn in user edit readonly, to get rid of confusion that field

  doesn't work   

- #316 fixes issues with web description in hgrc files 

1.2.3 (**2011-11-02**)

----------------------

news

++++

- added option to manage repos group for non admin users

- added following API methods for get_users, create_user, get_users_groups, 

  get_users_group, create_users_group, add_user_to_users_groups, get_repos, 

  get_repo, create_repo, add_user_to_repo

- implements #237 added password confirmation for my account 

  and admin edit user.

- implements #291 email notification for global events are now sent to all

  administrator users, and global config email.

fixes

+++++

- added option for passing auth method for smtp mailer

- #276 issue with adding a single user with id>10 to usergroups

- #277 fixes windows LDAP settings in which missing values breaks the ldap auth 

- #288 fixes managing of repos in a group for non admin user

1.2.2 (**2011-10-17**)

----------------------

news

++++

- #226 repo groups are available by path instead of numerical id

fixes

+++++

- #259 Groups with the same name but with different parent group

- #260 Put repo in group, then move group to another group -> repo becomes unavailable

- #258 RhodeCode 1.2 assumes egg folder is writable (lockfiles problems)

- #265 ldap save fails sometimes on converting attributes to booleans, 

  added getter and setter into model that will prevent from this on db model level

- fixed problems with timestamps issues #251 and #213

- fixes #266 RhodeCode allows to create repo with the same name and in 

  the same parent as group

- fixes #245 Rescan of the repositories on Windows

- fixes #248 cannot edit repos inside a group on windows

- fixes #219 forking problems on windows

1.2.1 (**2011-10-08**)

----------------------

news

++++

fixes

+++++

- fixed problems with basic auth and push problems 

- gui fixes

- fixed logger

1.2.0 (**2011-10-07**)

----------------------

news

++++

- implemented #47 repository groups

- implemented #89 Can setup google analytics code from settings menu

- implemented #91 added nicer looking archive urls with more download options

  like tags, branches

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program.  If not, see <http://www.gnu.org/licenses/>.

from celery.decorators import task

import os

import traceback

import logging

from os.path import join as jn

from time import mktime

from operator import itemgetter

from string import lower

from pylons import config, url

from pylons.i18n.translation import _

from rhodecode.lib.vcs import get_backend

from rhodecode import CELERY_ON, CELERY_EAGER

from rhodecode.lib.utils2 import safe_str

from rhodecode.lib.celerylib import run_task, locked_task, dbsession, \

    str2bool, __get_lockkey, LockHeld, DaemonLock, get_session

from rhodecode.lib.helpers import person

from rhodecode.lib.rcmail.smtp_mailer import SmtpMailer

from rhodecode.lib.utils import add_cache, action_logger

from rhodecode.lib.compat import json, OrderedDict

from rhodecode.lib.hooks import log_create_repository

from rhodecode.model.db import Statistics, Repository, User

add_cache(config)

__all__ = ['whoosh_index', 'get_commits_stats',

           'reset_user_password', 'send_email']

def get_logger(cls):

    if CELERY_ON:

        try:

            log = cls.get_logger()

        except:

            log = logging.getLogger(__name__)

    else:

        log = logging.getLogger(__name__)

    return log

@task(ignore_result=True)

@locked_task

@dbsession

def whoosh_index(repo_location, full_index):

    from rhodecode.lib.indexers.daemon import WhooshIndexingDaemon

    log = get_logger(whoosh_index)

    DBS = get_session()

    index_location = config['index_dir']

    WhooshIndexingDaemon(index_location=index_location,

                         repo_location=repo_location, sa=DBS)\

                         .run(full_index=full_index)

@task(ignore_result=True)

@dbsession

def get_commits_stats(repo_name, ts_min_y, ts_max_y):

    log = get_logger(get_commits_stats)

    DBS = get_session()

    lockkey = __get_lockkey('get_commits_stats', repo_name, ts_min_y,

                            ts_max_y)

    lockkey_path = config['here']

    log.info('running task with lockkey %s' % lockkey)

    try:

        lock = l = DaemonLock(file_=jn(lockkey_path, lockkey))

        # for js data compatibility cleans the key for person from '

        akc = lambda k: person(k).replace('"', "")

        co_day_auth_aggr = {}

        commits_by_day_aggregate = {}

        repo = Repository.get_by_repo_name(repo_name)

        if repo is None:

            return True

        repo = repo.scm_instance

        repo_size = repo.count()

        # return if repo have no revisions

        if repo_size < 1:

            lock.release()

            return True

        skip_date_limit = True

        parse_limit = int(config['app_conf'].get('commit_parse_limit'))

        last_rev = None

        last_cs = None

        timegetter = itemgetter('time')

        dbrepo = DBS.query(Repository)\

            .filter(Repository.repo_name == repo_name).scalar()

        cur_stats = DBS.query(Statistics)\

            .filter(Statistics.repository == dbrepo).scalar()

        if cur_stats is not None:

            last_rev = cur_stats.stat_on_revision

        if last_rev == repo.get_changeset().revision and repo_size > 1:

            # pass silently without any work if we're not on first revision or

            # current state of parsing revision(from db marker) is the

            # last revision

            lock.release()

            return True

        if cur_stats:

            commits_by_day_aggregate = OrderedDict(json.loads(

                                        cur_stats.commit_activity_combined))

            co_day_auth_aggr = json.loads(cur_stats.commit_activity)

        log.debug('starting parsing %s' % parse_limit)

        lmktime = mktime

        last_rev = last_rev + 1 if last_rev >= 0 else 0

        log.debug('Getting revisions from %s to %s' % (

             last_rev, last_rev + parse_limit)

        )

        for cs in repo[last_rev:last_rev + parse_limit]:

            log.debug('parsing %s' % cs)

            last_cs = cs  # remember last parsed changeset

            k = lmktime([cs.date.timetuple()[0], cs.date.timetuple()[1],

                          cs.date.timetuple()[2], 0, 0, 0, 0, 0, 0])

            if akc(cs.author) in co_day_auth_aggr:

                try:

                    l = [timegetter(x) for x in

                         co_day_auth_aggr[akc(cs.author)]['data']]

                    time_pos = l.index(k)

                except ValueError:

                    time_pos = False

                if time_pos >= 0 and time_pos is not False:

                    datadict = \

                        co_day_auth_aggr[akc(cs.author)]['data'][time_pos]

                    datadict["commits"] += 1

                    datadict["added"] += len(cs.added)

                    datadict["changed"] += len(cs.changed)

                    datadict["removed"] += len(cs.removed)

                else:

                    if k >= ts_min_y and k <= ts_max_y or skip_date_limit:

                        datadict = {"time": k,

                                    "commits": 1,

                                    "added": len(cs.added),

                                    "changed": len(cs.changed),

                                    "removed": len(cs.removed),

                                   }

                        co_day_auth_aggr[akc(cs.author)]['data']\

                            .append(datadict)

            else:

                if k >= ts_min_y and k <= ts_max_y or skip_date_limit:

                    co_day_auth_aggr[akc(cs.author)] = {

                                        "label": akc(cs.author),

                                        "data": [{"time":k,

                                                 "commits":1,

                                                 "added":len(cs.added),

                                                 "changed":len(cs.changed),

                                                 "removed":len(cs.removed),

                                                 }],

                                        "schema": ["commits"],

                                        }

            #gather all data by day

            if k in commits_by_day_aggregate:

                commits_by_day_aggregate[k] += 1

            else:

                commits_by_day_aggregate[k] = 1

        overview_data = sorted(commits_by_day_aggregate.items(),

                               key=itemgetter(0))

        if not co_day_auth_aggr:

            co_day_auth_aggr[akc(repo.contact)] = {

                "label": akc(repo.contact),

                "data": [0, 1],

                "schema": ["commits"],

            }

        stats = cur_stats if cur_stats else Statistics()

        stats.commit_activity = json.dumps(co_day_auth_aggr)

        stats.commit_activity_combined = json.dumps(overview_data)

        log.debug('last revison %s' % last_rev)

        leftovers = len(repo.revisions[last_rev:])

        log.debug('revisions to parse %s' % leftovers)

        if last_rev == 0 or leftovers < parse_limit:

            log.debug('getting code trending stats')

            stats.languages = json.dumps(__get_codes_stats(repo_name))

        try:

            stats.repository = dbrepo

            stats.stat_on_revision = last_cs.revision if last_cs else 0

            DBS.add(stats)

            DBS.commit()

        except:

            log.error(traceback.format_exc())

            DBS.rollback()

            lock.release()

            return False

        # final release

        lock.release()

        # execute another task if celery is enabled

        if len(repo.revisions) > 1 and CELERY_ON:

            run_task(get_commits_stats, repo_name, ts_min_y, ts_max_y)

        return True

    except LockHeld:

        log.info('LockHeld')

        return 'Task with key %s already running' % lockkey

@task(ignore_result=True)

@dbsession

def send_password_link(user_email):

    from rhodecode.model.notification import EmailNotificationModel

    log = get_logger(send_password_link)

    DBS = get_session()

    try:

        user = User.get_by_email(user_email)

        if user:

            log.debug('password reset user found %s' % user)

            link = url('reset_password_confirmation', key=user.api_key,

                       qualified=True)

            reg_type = EmailNotificationModel.TYPE_PASSWORD_RESET

            body = EmailNotificationModel().get_email_tmpl(reg_type,

                                                **{'user':user.short_contact,

                                                   'reset_url':link})

            log.debug('sending email')

            run_task(send_email, user_email,

                     _("password reset link"), body)

            log.info('send new password mail to %s' % user_email)

        else:

            log.debug("password reset email %s not found" % user_email)

    except:

        log.error(traceback.format_exc())

        return False

    return True

@task(ignore_result=True)

@dbsession

def reset_user_password(user_email):

    from rhodecode.lib import auth

    log = get_logger(reset_user_password)

    DBS = get_session()

    try:

        try:

            user = User.get_by_email(user_email)

            new_passwd = auth.PasswordGenerator().gen_password(8,

                             auth.PasswordGenerator.ALPHABETS_BIG_SMALL)

            if user:

                user.password = auth.get_crypt_password(new_passwd)

                user.api_key = auth.generate_api_key(user.username)

                DBS.add(user)

                DBS.commit()

                log.info('change password for %s' % user_email)

            if new_passwd is None:

                raise Exception('unable to generate new password')

        except:

            log.error(traceback.format_exc())

            DBS.rollback()

        run_task(send_email, user_email,

                 'Your new password',

                 'Your new RhodeCode password:%s' % (new_passwd))

        log.info('send new password mail to %s' % user_email)

    except:

        log.error('Failed to update user password')

        log.error(traceback.format_exc())

    return True

@task(ignore_result=True)

@dbsession

def send_email(recipients, subject, body, html_body=''):

    """

    Sends an email with defined parameters from the .ini files.

    :param recipients: list of recipients, it this is empty the defined email

        address from field 'email_to' is used instead

    :param subject: subject of the mail

    :param body: body of the mail

    :param html_body: html version of body

    """

    log = get_logger(send_email)

    DBS = get_session()

    email_config = config

    subject = "%s %s" % (email_config.get('email_prefix', ''), subject)

    if not recipients:

        # if recipients are not defined we send to email_config + all admins

        admins = [u.email for u in User.query()

                  .filter(User.admin == True).all()]

        recipients = [email_config.get('email_to')] + admins

    mail_from = email_config.get('app_email_from', 'RhodeCode')

    user = email_config.get('smtp_username')

    passwd = email_config.get('smtp_password')

    mail_server = email_config.get('smtp_server')

    mail_port = email_config.get('smtp_port')

    tls = str2bool(email_config.get('smtp_use_tls'))

    ssl = str2bool(email_config.get('smtp_use_ssl'))

    debug = str2bool(config.get('debug'))

    smtp_auth = email_config.get('smtp_auth')

    try:

        m = SmtpMailer(mail_from, user, passwd, mail_server, smtp_auth,

                       mail_port, ssl, tls, debug=debug)

        m.send(recipients, subject, body, html_body)

    except:

        log.error('Mail sending failed')

        log.error(traceback.format_exc())

        return False

    return True

@task(ignore_result=True)

@dbsession

def create_repo_fork(form_data, cur_user):

    """

    Creates a fork of repository using interval VCS methods

    :param form_data:

    :param cur_user:

    """

    from rhodecode.model.repo import RepoModel

    from rhodecode.model.user import UserModel

    log = get_logger(create_repo_fork)

    DBS = get_session()

    base_path = Repository.base_path()

    cur_user = UserModel(DBS)._get_user(cur_user)

    fork_name = form_data['repo_name_full']

    repo_type = form_data['repo_type']

    description = form_data['description']

    owner = cur_user

    private = form_data['private']

    clone_uri = form_data.get('clone_uri')

    repos_group = form_data['repo_group']

    landing_rev = form_data['landing_rev']

    copy_fork_permissions = form_data.get('copy_permissions')

    fork_of = RepoModel(DBS)._get_repo(form_data.get('fork_parent_id'))

    fork_repo = RepoModel(DBS).create_repo(

        fork_name, repo_type, description, owner, private, clone_uri,

        repos_group, landing_rev, just_db=True, fork_of=fork_of,

        copy_fork_permissions=copy_fork_permissions

    )

    update_after_clone = form_data['update_after_clone']

    source_repo_path = os.path.join(base_path, fork_of.repo_name)

    destination_fork_path = os.path.join(base_path, fork_name)

    log.info('creating fork of %s as %s', source_repo_path,

             destination_fork_path)

    backend = get_backend(repo_type)

    backend(safe_str(destination_fork_path), create=True,

            src_url=safe_str(source_repo_path),

    log_create_repository(fork_repo.get_dict(), created_by=cur_user.username)

    action_logger(cur_user, 'user_forked_repo:%s' % fork_name,

                   fork_of.repo_name, '', DBS)

    action_logger(cur_user, 'user_created_fork:%s' % fork_name,

                   fork_name, '', DBS)

    # finally commit at latest possible stage

    DBS.commit()

def __get_codes_stats(repo_name):

    from rhodecode.config.conf import  LANGUAGES_EXTENSIONS_MAP

    repo = Repository.get_by_repo_name(repo_name).scm_instance

    tip = repo.get_changeset()

    code_stats = {}

    def aggregate(cs):

        for f in cs[2]:

            ext = lower(f.extension)

            if ext in LANGUAGES_EXTENSIONS_MAP.keys() and not f.is_binary:

                if ext in code_stats:

                    code_stats[ext] += 1

                else:

                    code_stats[ext] = 1

    map(aggregate, tip.walk('/'))

    return code_stats or {}

# -*- coding: utf-8 -*-

"""

    vcs.backends.git

    ~~~~~~~~~~~~~~~~

    Git backend implementation.

    :created_on: Apr 8, 2010

    :copyright: (c) 2010-2011 by Marcin Kuzminski, Lukasz Balcerzak.

"""

import os

import re

import time

import posixpath

import logging

import traceback

import urllib

import urllib2

from dulwich.repo import Repo, NotGitRepository

#from dulwich.config import ConfigFile

from string import Template

from subprocess import Popen, PIPE

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

from rhodecode.lib.vcs.exceptions import BranchDoesNotExistError

from rhodecode.lib.vcs.exceptions import ChangesetDoesNotExistError

from rhodecode.lib.vcs.exceptions import EmptyRepositoryError