Repository model for rhodecode

    :created_on: Jun 5, 2010

    :author: marcink

    :copyright: (C) 2009-2011 Marcin Kuzminski <marcin@python-works.com>    

    :license: GPLv3, see COPYING for more details.

"""

# This program is free software; you can redistribute it and/or

# modify it under the terms of the GNU General Public License

# as published by the Free Software Foundation; version 2

# of the License or (at your opinion) any later version of the license.

# 

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# 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, write to the Free Software

# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,

# MA  02110-1301, USA.

import os

import shutil

import logging

import traceback

from datetime import datetime

from rhodecode.model import BaseModel

from rhodecode.model.caching_query import FromCache

from rhodecode.model.db import Repository, RepoToPerm, User, Permission, \

    Statistics, UsersGroup, UsersGroupToPerm

from rhodecode.model.user import UserModel

from rhodecode.model.users_group import UsersGroupMember, UsersGroupModel

from vcs.backends import get_backend

log = logging.getLogger(__name__)

class RepoModel(BaseModel):

    def __init__(self, sa=None):

        try:

            from pylons import app_globals

            self._base_path = app_globals.base_path

        except:

            self._base_path = None

        @property

            if self._base_path is None:

                raise Exception('Base Path is empty, try set this after'

                                'class initialization when not having '

                                'app_globals available')

            return self._base_path

        super(RepoModel, self).__init__()

    def get(self, repo_id, cache=False):

        repo = self.sa.query(Repository)\

            .filter(Repository.repo_id == repo_id)

        if cache:

            repo = repo.options(FromCache("sql_cache_short",

                                          "get_repo_%s" % repo_id))

        return repo.scalar()

    def get_by_repo_name(self, repo_name, cache=False):

        repo = self.sa.query(Repository)\

            .filter(Repository.repo_name == repo_name)

        if cache:

            repo = repo.options(FromCache("sql_cache_short",

                                          "get_repo_%s" % repo_name))

        return repo.scalar()

    def get_users_js(self):

        users = self.sa.query(User).filter(User.active == True).all()

        u_tmpl = '''{id:%s, fname:"%s", lname:"%s", nname:"%s"},'''

        users_array = '[%s]' % '\n'.join([u_tmpl % (u.user_id, u.name,

                                                    u.lastname, u.username)

                                        for u in users])

        return users_array

    def get_users_groups_js(self):

        users_groups = self.sa.query(UsersGroup)\

            .filter(UsersGroup.users_group_active == True).all()

        g_tmpl = '''{id:%s, grname:"%s",grmembers:"%s"},'''

        users_groups_array = '[%s]' % '\n'.join([g_tmpl % \

                                    (gr.users_group_id, gr.users_group_name,

                                     len(gr.members))

                                        for gr in users_groups])