# copyright 2003-2014 LOGILAB S.A. (Paris, FRANCE), all rights reserved.

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

#

# This file is part of CubicWeb.

#

# CubicWeb 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.

#

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

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

                            String, Datetime, Int)

from yams.reader import context

from cubicweb.schema import ERQLExpression

_ = unicode

class friend(RelationDefinition):

    subject = ('CWUser', 'CWGroup')

    object = ('CWUser', 'CWGroup')

    symmetric = True

class Folder(EntityType):

    name = String()

class parent(RelationDefinition):

    subject = 'Folder'

    object = 'Folder'

    composite = 'object'

    cardinality = '?*'

class children(RelationDefinition):

    subject = 'Folder'

    object = 'Folder'

    composite = 'subject'

class Email(EntityType):

    """electronic mail"""

    subject   = String(fulltextindexed=True)

    date      = Datetime(description=_('UTC time on which the mail was sent'))

    messageid = String(required=True, indexed=True)

    headers   = String(description=_('raw headers'))

class EmailPart(EntityType):

    """an email attachment"""

    __permissions__ = {

        'read':   ('managers', 'users', 'guests',), # XXX if E parts X, U has_read_permission E

        'add':    ('managers', ERQLExpression('E parts X, U has_update_permission E'),),

        'delete': ('managers', ERQLExpression('E parts X, U has_update_permission E')),

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

        }

    content  = String(fulltextindexed=True)

    content_format = String(required=True, maxsize=50)

    ordernum = Int(required=True)

class parts(RelationType):

    subject = 'Email'

    object = 'EmailPart'

    cardinality = '*1'

    composite = 'subject'

    fulltext_container = 'subject'

class sender(RelationDefinition):

    subject = 'Email'

    object = 'EmailAddress'

    cardinality = '?*'

    inlined = True

class recipients(RelationDefinition):

    subject = 'Email'

    object = 'EmailAddress'