from zope.interface import implements
from plone.app.workflow.interfaces import ISharingPageRole
from plone.app.workflow import permissions
#from Products.CMFCore import permissions as core_permissions

from plone.app.workflow import PloneMessageFactory as _

"""
XXX: policy explanation
"""

# These are for everyone


class ReaderRole(object):
    implements(ISharingPageRole)

    title = _(u"title_can_view", default=u"Can view")
    required_permission = permissions.DelegateReaderRole
    required_interface = None


class EditorRole(object):
    implements(ISharingPageRole)

    title = _(u"title_can_edit", default=u"Can edit")
    required_permission = permissions.DelegateEditorRole
    required_interface = None


class ContributorRole(object):
    implements(ISharingPageRole)

    title = _(u"title_can_add", default=u"Can add")
    required_permission = permissions.DelegateContributorRole
    required_interface = None


class ReviewerRole(object):
    implements(ISharingPageRole)

    title = _(u"title_can_review", default=u"Can review")
    required_permission = permissions.DelegateReviewerRole
    required_interface = None

# Only managers can manage these

#class ManagerRole(object):
#    implements(ISharingPageRole)
#
#    title = _(u"title_can_manage", default=u"Can manage")
#    required_permission = core_permissions.ManagePortal

# Low level role that should never be dispayed

#class OwnerRole(object):
#    implements(ISharingPageRole)
#
#    title = _(u"title_can_own", default=u"Can own")
#    required_permission = core_permissions.ManagePortal

#class MemberRole(object):
#    implements(ISharingPageRole)
#
#    title = _(u"title_can_subscribe", default=u"Can subscribe")
#    required_permission = core_permissions.ManagePortal