app/soc/models/proposal.py
author Todd Larsen <tlarsen@google.com>
Thu, 25 Sep 2008 17:17:11 +0000
changeset 202 b8b4a83788d4
parent 181 fdd29818a954
child 206 832335761384
permissions -rw-r--r--
A key_name controller module to collect all of the name...() functions that compose Model entity key names, plus some minor changes to other controller modules to illustrate the proposed use. Patch by: Todd Larsen Review by: Pawel Solyga Review URL: http://codereviews.googleopensourceprograms.com/804 Review URL: http://codereviews.googleopensourceprograms.com/804

#!/usr/bin/python2.5
#
# Copyright 2008 the Melange authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
# 
#   http://www.apache.org/licenses/LICENSE-2.0
# 
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

"""This module contains the Proposal Model."""

__authors__ = [
  '"Todd Larsen" <tlarsen@google.com>',
  '"Pawel Solyga" <pawel.solyga@gmail.com>',
]

from google.appengine.ext import db

from soc import models
from soc.models import base
import soc.models.work

class Proposal(base.ModelWithFieldAttributes):
  """Model of a Proposal, which is a specific form of a Work.

  A Proposal entity participates in the following relationships implemented 
  as a db.ReferenceProperty elsewhere in another db.Model:

  tasks)  an optional 1:many relationship of Task entities using the
    Proposal as their foundation.  This relation is implemented as the
    'tasks' back-reference Query of the Task model 'proposal' reference.

  """

	#: Required 1:1 relationship with a Work entity that contains the
	#: general "work" properties of the Proposal.  The back-reference in the Work
	#: model is a Query named 'proposal'.
	#: 
	#: work.authors:  the Authors of the Work referred to by this relation
	#: are the authors of the Proposal.
	#: work.title:  the title of the Proposal.
	#: work.abstract:  publicly displayed as a proposal abstract or summary.
	#: work.reviews:  reviews of the Proposal by Reviewers.
  work = db.ReferenceProperty(reference_class=models.work.Work, required=True,
                              collection_name="proposal")

  #: Required db.TextProperty describing the proposal in detail.
  #: Unlike the work.abstract, which is considered "public" information,
	#: the contents of 'details' is only to be displayed to Persons in roles
  #: that have a "need to know" the details.
  details = db.TextProperty(required=True)