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

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

     3 #

     4 # This file is part of CubicWeb.

     5 #

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

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

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

     9 # any later version.

    10 #

    11 # CubicWeb is distributed in the hope that it will be useful, but WITHOUT

    12 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS

    13 # FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more

    14 # details.

    15 #

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

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

    18 

    19 from yams.buildobjs import (EntityType, RelationDefinition, ComputedRelation,

    20                             Int, Float)

    21 

    22 

    23 class Employee(EntityType):

    24     pass

    25 

    26 

    27 class employees(RelationDefinition):

    28     subject = 'Company'

    29     object = 'Employee'

    30 

    31 

    32 class associates(RelationDefinition):

    33     subject = 'Company'

    34     object = 'Employee'

    35 

    36 

    37 class works_for(ComputedRelation):

    38     rule = 'O employees S, NOT EXISTS (O associates S)'

    39 

    40 

    41 class Company(EntityType):

    42     score = Float(formula='Any AVG(NN) WHERE X employees E, N concerns E, N note NN')

    43     score100 = Float(formula='Any AVG(NN) WHERE X employees E, N concerns E, N note100 NN')

    44 

    45 

    46 class Note(EntityType):

    47     note = Int()

    48     note100 = Int(formula='Any N*100 WHERE X note N')

    49 

    50 

    51 class concerns(RelationDefinition):

    52     subject = 'Note'

    53     object = 'Employee'

    54 

    55 

    56 class whatever(ComputedRelation):

    57     rule = 'S employees E, O associates E'

    58 

    59 

    60 class renamed(ComputedRelation):

    61     rule = 'S employees E, O concerns E'

    62 

    63 

    64 class perm_changes(ComputedRelation):

    65     __permissions__ = {'read': ('managers',)}

    66     rule = 'S employees E, O concerns E'