# copyright 2004-2010 LOGILAB S.A. (Paris, FRANCE), all rights reserved.

# contact http://www.logilab.fr/ -- mailto:contact@logilab.fr

#

# This file is part of yams.

#

# yams is free software: you can redistribute it and/or modify it under the

# terms of the GNU Lesser General Public License as published by the Free

# Software Foundation, either version 2.1 of the License, or (at your option)

# any later version.

#

# yams 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 Lesser General Public License for more

# details.

#

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

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

from yams.buildobjs import EntityType, RelationType, RelationDefinition, \

     SubjectRelation, String

class Company(EntityType):

    name = String()

class Subcompany(Company):

    __specializes_schema__ = True

    subcompany_of = SubjectRelation('Company')

class Division(Company):

    __specializes_schema__ = True

    division_of = SubjectRelation('Company')

class Subdivision(Division):

    __specializes_schema__ = True

    subdivision_of = SubjectRelation('Company')

class Employee(EntityType):

    works_for = SubjectRelation('Company')

class require_permission(RelationType):

    """link a permission to the entity. This permission should be used in the

    security definition of the entity's type to be useful.

    """

    fulltext_container = 'subject'

    __permissions__ = {

        'read':   ('managers', 'users', 'guests'),

        'add':    ('managers',),

        'delete': ('managers',),

        }

class missing_require_permission(RelationDefinition):

    name = 'require_permission'

    subject = 'Company'

    object = 'EPermission'

class EPermission(EntityType):

    """entity type that may be used to construct some advanced security configuration

    """

    __permissions__ = {

        'read':   ('managers', 'users', 'guests',),

        'add':    ('managers',),

        'delete': ('managers',),

        'update': ('managers', 'owners',),

        }

    name = String(required=True, indexed=True, internationalizable=True,

                  fulltextindexed=True, maxsize=100,

                  description=_('name or identifier of the permission'))