#!/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 Document Model."""

__authors__ = [

  '"Madhusudan.C.S" <madhusudancs@gmail.com>',

  '"Pawel Solyga" <pawel.solyga@gmail.com>',

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

]

from google.appengine.ext import db

from django.utils.translation import ugettext

import soc.models.linkable

import soc.models.work

class Document(soc.models.work.Work):

  """Model of a Document.

  Document is used for things like FAQs, front page text, etc.

  The specific way that the properties and relations inherited from Work

  are used with a Document are described below.

    work.title:  the title of the Document

    work.reviews:  reviews of the Document by Reviewers

    work.content:  the rich-text contents of the Document

  """

  URL_NAME = 'document'

  DOCUMENT_ACCESS = ['admin', 'restricted', 'member', 'user']

  #: field storing the prefix of this document

  prefix = db.StringProperty(default='user', required=True,

      choices=['site', 'club', 'sponsor', 'program',

               'ghop_program', 'org', 'ghop_org', 'user'],

      verbose_name=ugettext('Prefix'))

  prefix.help_text = ugettext(

      'Indicates the prefix of the document,'

      ' determines which access scheme is used.')

  #: field storing the required access to read this document

  read_access = db.StringProperty(default='public', required=True,

      choices=DOCUMENT_ACCESS + ['public'],

      verbose_name=ugettext('Read Access'))

  read_access.help_text = ugettext(

      'Indicates the state of the document, '

      'determines the access scheme.')

  #: field storing the required access to write to this document

  write_access = db.StringProperty(default='admin', required=True,

      choices=DOCUMENT_ACCESS,

      verbose_name=ugettext('Write Access'))

  write_access.help_text = ugettext(

      'Indicates the state of the document, '

      'determines the access scheme.')

  #: field storing whether a link to the Document should be featured in

  #: the sidebar menu (and possibly elsewhere); FAQs, Terms of Service,

  #: and the like are examples of "featured" Document

  is_featured = db.BooleanProperty(

      verbose_name=ugettext('Is Featured'))

  is_featured.help_text = ugettext(

      'Field used to indicate if a Work should be featured, for example,'

      ' in the sidebar menu.')

  #: Reference to Document containing the contents of the "/home" page

  home_for = db.ReferenceProperty(

    reference_class=soc.models.linkable.Linkable,

    collection_name='home_docs')

  home_for.help_text = ugettext(

      'The Precense this document is the home document for.')