class Note(EntityType):

    permissions = {'read':   ('managers', 'users', 'guests',),

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

                   'delete': ('managers', ),

                   'add':    ('managers', 

                              ERQLExpression('X ecrit_part PE, U in_group G, '

                                             'PE require_permission P, P name "add_note", '

                                             'P require_group G'),)}

    date = Datetime()

    type = String(maxsize=1)

    whatever = Int()

    mydate = Date(default='TODAY')

    para = String(maxsize=512)

    shortpara = String(maxsize=64)

    ecrit_par = SubjectRelation('Personne', constraints=[RQLConstraint('S concerne A, O concerne A')])

class ecrit_par(RelationType):

    permissions = {'read':   ('managers', 'users', 'guests',),

                   'delete': ('managers', ),

                   'add':    ('managers', 

                              RRQLExpression('O require_permission P, P name "add_note", '

                                             'U in_group G, P require_group G'),)

                   }

    inlined = True