1 #!/usr/bin/python2.5

     2 #

     3 # Copyright 2008 the Melange authors.

     4 #

     5 # Licensed under the Apache License, Version 2.0 (the "License");

     6 # you may not use this file except in compliance with the License.

     7 # You may obtain a copy of the License at

     8 #

     9 #   http://www.apache.org/licenses/LICENSE-2.0

    10 #

    11 # Unless required by applicable law or agreed to in writing, software

    12 # distributed under the License is distributed on an "AS IS" BASIS,

    13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

    14 # See the License for the specific language governing permissions and

    15 # limitations under the License.

    16 

    17 """The WorksAuthors Model links one author (Role) to one Work."""

    18 

    19 __authors__ = [

    20   '"Todd Larsen" <tlarsen@google.com>',

    21 ]

    22 

    23 

    24 from google.appengine.ext import db

    25 

    26 import soc.models.role.Role

    27 import soc.models.work.Work

    28 

    29 

    30 class WorksAuthors(db.Model):

    31   """Model linking one Work to its author Role.

    32   """

    33 

    34   #: the Role end of a single 1:1 link in the many:many relationship

    35   #: between Works and Roles

    36   author = db.ReferenceProperty(reference_class=soc.models.role.Role,

    37                                 required=True, collection_name='authors')

    38 

    39   #: the Work end of a single 1:1 link in the many:many relationship

    40   #: between Works and Roles

    41   work = db.ReferenceProperty(reference_class=soc.models.work.Work,

    42                               required=True, collection_name='works')

    43