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 """This module contains the Author Model."""

    18 

    19 __authors__ = [

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

    21   '"Sverre Rabbelier" <sverre@rabbelier.nl>',

    22 ]

    23 

    24 from google.appengine.ext import db

    25 

    26 from soc import models

    27 import soc.models.person

    28 

    29 

    30 class Author(db.Model):

    31   """Author details for a specific Program.

    32 

    33   An Author entity participates in the following relationships implemented 

    34   as a db.ReferenceProperty elsewhere in another db.Model:

    35 

    36    works)  a many:many relationship with Works, stored in a separate

    37      WorksAuthors model.  See the WorksAuthors model class for details.

    38 

    39    contributor)  a 1:1 relationship associating a Contributor with generic

    40      Author details and capabilities.  This relation is implemented as the

    41      'contributor' back-reference Query of the Contributor model 'author'

    42      reference.

    43 

    44    reviewer)  a 1:1 relationship associating a Reviewer with generic

    45      Author details and capabilities.  This relation is implemented as the

    46      'reviewer' back-reference Query of the Reviewer model 'author' reference.

    47 

    48    admin)  a 1:1 relationship associating an Administrator with generic

    49      Author details and capabilities.  This relation is implemented as the

    50      'admin' back-reference Query of the Administrator model 'author'

    51      reference.

    52   """

    53 

    54   #: A required 1:1 relationship associating generic Person details

    55   #: with the Author role entity.

    56   person = db.ReferenceProperty(reference_class=models.person.Person, 

    57 		  		required=True, collection_name="author")