"""

        Returns fork parent

        """

        return self.fork

    @property

    def just_name(self):

        return self.repo_name.split(Repository.url_sep())[-1]

    @property

    def groups_with_parents(self):

        groups = []

        if self.group is None:

            return groups

        cur_gr = self.group

        groups.insert(0, cur_gr)

        while 1:

            gr = getattr(cur_gr, 'parent_group', None)

            cur_gr = cur_gr.parent_group

            if gr is None:

                break

            groups.insert(0, gr)

        return groups

    @property

    def groups_and_repo(self):

        return self.groups_with_parents, self.just_name, self.repo_name

    @LazyProperty

    def repo_path(self):

        """

        Returns base full path for that repository means where it actually

        exists on a filesystem

        """

        q = Session().query(RhodeCodeUi).filter(RhodeCodeUi.ui_key ==

                                              Repository.url_sep())

        q = q.options(FromCache("sql_cache_short", "repository_repo_path"))

        return q.one().ui_value

    @property

    def repo_full_path(self):

        p = [self.repo_path]

        # we need to split the name by / since this is how we store the

        # names in the database, but that eventually needs to be converted

        # into a valid system path

        p += self.repo_name.split(Repository.url_sep())

    @property

    def cache_keys(self):

        """

        Returns associated cache keys for that repo

        """

        return CacheInvalidation.query()\

            .filter(CacheInvalidation.cache_args == self.repo_name)\

            .order_by(CacheInvalidation.cache_key)\

            .all()

    def get_new_name(self, repo_name):

        """

        returns new full repository name based on assigned group and new new

        :param group_name:

        """

        path_prefix = self.group.full_path_splitted if self.group else []

        return Repository.url_sep().join(path_prefix + [repo_name])

    @property

    def _ui(self):

        """

        Creates an db based ui object for this repository

        """

        from rhodecode.lib.utils import make_ui

        return make_ui('db', clear_session=False)

    @classmethod

    def is_valid(cls, repo_name):

        """

        returns True if given repo name is a valid filesystem repository

        :param cls:

        :param repo_name:

        """

        from rhodecode.lib.utils import is_valid_repo

        return is_valid_repo(repo_name, cls.base_path())

    def get_api_data(self):

        """

        Common function for generating repo api data

        """

        repo = self

        data = dict(

            repo_id=repo.repo_id,

           'prefix': decoded_path,

           'path': self.repo_name

        }

        args.update(override)

        return default_clone_uri % args

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

    # SCM PROPERTIES

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

    def get_changeset(self, rev=None):

        return get_changeset_safe(self.scm_instance, rev)

    def get_landing_changeset(self):

        """

        Returns landing changeset, or if that doesn't exist returns the tip

        """

        cs = self.get_changeset(self.landing_rev) or self.get_changeset()

        return cs

    def update_changeset_cache(self, cs_cache=None):

        """

        Update cache of last changeset for repository, keys should be::

            short_id

            raw_id

            revision

            message

            date

            author

        :param cs_cache:

        """

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

        if cs_cache is None:

            cs_cache = EmptyChangeset()

            # use no-cache version here

            scm_repo = self.scm_instance_no_cache()

            if scm_repo:

                cs_cache = scm_repo.get_changeset()

        if isinstance(cs_cache, BaseChangeset):

            cs_cache = cs_cache.__json__()

        if (cs_cache != self.changeset_cache or not self.changeset_cache):

            _default = datetime.datetime.fromtimestamp(0)

            last_change = cs_cache.get('date') or _default

            self.updated_on = last_change

            self.changeset_cache = cs_cache

            Session().add(self)

            Session().commit()

        else:

    @property

    def tip(self):

        return self.get_changeset('tip')

    @property

    def author(self):

        return self.tip.author

    @property

    def last_change(self):

        return self.scm_instance.last_change

    def get_comments(self, revisions=None):

        """

        Returns comments for this repository grouped by revisions

        :param revisions: filter query by revisions only

        """

        cmts = ChangesetComment.query()\

            .filter(ChangesetComment.repo == self)

        if revisions:

            cmts = cmts.filter(ChangesetComment.revision.in_(revisions))

        grouped = defaultdict(list)

        for cmt in cmts.all():

            grouped[cmt.revision].append(cmt)

        return grouped

    def statuses(self, revisions=None):

        """

        Returns statuses for this repository

        :param revisions: list of revisions to get statuses for

        :type revisions: list

        """

        statuses = ChangesetStatus.query()\

            .filter(ChangesetStatus.repo == self)\

            .filter(ChangesetStatus.version == 0)

        if revisions:

            statuses = statuses.filter(ChangesetStatus.revision.in_(revisions))

        grouped = {}

        #maybe we have open new pullrequest without a status ?

        stat = ChangesetStatus.STATUS_UNDER_REVIEW

        status_lbl = ChangesetStatus.get_status_lbl(stat)

        for pr in PullRequest.query().filter(PullRequest.org_repo == self).all():

            for rev in pr.revisions: