#!/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 Program Model.

"""

__authors__ = [

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

]

from google.appengine.ext import db

from django.utils.translation import ugettext

import soc.models.presence

import soc.models.timeline

class Program(soc.models.presence.Presence):

  """The Program model, representing a Program ran by a Sponsor.

  """

  #: Required field storing name of the group.

  name = db.StringProperty(required=True,

      verbose_name=ugettext('Name'))

  name.help_text = ugettext('Complete, formal name of the program.')

  name.example_text = ugettext(

      '<small><i>e.g.</i></small> <tt>Google Summer of Code 2009</tt>')

  #: Required field storing short name of the group.

  #: It can be used for displaying group as sidebar menu item.

  short_name = db.StringProperty(required=True,

      verbose_name=ugettext('Short name'))

  short_name.help_text = ugettext('Short name used for sidebar menu')

  short_name.example_text = ugettext(

      '<small><i>e.g.</i></small> <tt>GSoC 2009</tt>')

  #: Optional field used to relate it to other programs

  #: For example, GSoC would be a group label for GSoC2008/GSoC2009

  group_label = db.StringProperty(

      verbose_name=ugettext('Group label'))

  group_label.help_text = ugettext(

      'Optional name used to relate this program to others.')

  group_label.example_text = ugettext(

      '<small><i>e.g.</i></small> <tt>GSoC</tt>')

  #: Required field storing description of the group.

  description = db.TextProperty(required=True,

      verbose_name=ugettext('Description'))

  description.example_text = ugettext(

      '<small><i>for example:</i></small><br>'

      '<tt><b>GSoC 2009</b> is the <i>Google Summer of Code</i>,'

      ' but in <u>2009</u>!</tt><br><br>'

      '<small><i>(rich text formatting is supported)</i></small>')

  #: Message displayed at the top of the accepted organizations page.

  accepted_orgs_msg = db.TextProperty(required=False,

      verbose_name=ugettext('Accepted Organizations Message'))

  accepted_orgs_msg.example_text = ugettext(

      '<small><i>for example:</i></small><br>'

      '<tt>Students who wish to participate can find out more about'

      ' each mentoring organization below.</tt><br><br>'

      '<small><i>(rich text formatting is supported)</i></small>')

  #: Required field storing application/tasks limit of the program.

      verbose_name=ugettext('Application/Tasks Limit'))

  apps_tasks_limit.example_text = ugettext(

      '<small><i>e.g.</i></small> '

      '<tt><b>20</b> is the student applications limit for <i>Google Summer '

      'of Code</i>, but <b>1</b> is the tasks limit that the student can work '

      'on at the same time during <i>GHOP</i></tt>')

  #: Optional field storing minimum slots per organization

  min_slots = db.IntegerProperty(required=False, default=2,

      verbose_name=ugettext('Min slots per org'))

  min_slots.help_text = ugettext(

      'The amount of slots each org should get at the very least')

  #: Optional field storing maximum slots per organization

  max_slots = db.IntegerProperty(required=False, default=50,

      verbose_name=ugettext('Max slots per org'))

  max_slots.help_text = ugettext(

      'The amount of slots each organization should get at most')

  #: Required field storing slots limit of the program.

      verbose_name=ugettext('Slots'))

  slots.example_text = ugettext(

      '<small><i>e.g.</i></small> '

      '<tt><b>500</b> might be an amount of slots for <i>Google Summer '

      'of Code</i>, which indicates how many students can be accepted '

      'to the program.<br>For <i>GHOP</i> this indicates how '

      'many tasks can be completed.</tt>')

  #: Optional field storing the allocation of slots for this program

  slots_allocation = db.TextProperty(required=False,

      verbose_name=ugettext('the allocation of slots'))

  #: Property that contains the minimum age of a student allowed to

  #: participate

  student_min_age = db.IntegerProperty(

      required=False, verbose_name=ugettext('Student minimum age'))

  student_min_age.group = ugettext('Contest Rules')

  student_min_age.help_text = ugettext(

      'Minimum age of the student to sign-up in years.')

  #: Property that contains the date as of which above student

  #: minimum age requirement holds. This is a DateTimeProperty because

  #: programs might run in a different timezone then the Appengine Server

  #: is running on.

  student_min_age_as_of = db.DateProperty(

      required=False, verbose_name=ugettext('Minimum age as of'))

  student_min_age_as_of.group = ugettext('Contest Rules')

  student_min_age_as_of.help_text = ugettext(

      'Date as of which the student minimum age requirement '

      'should be reached.')

  #: Required field storing the type of workflow this program has

  workflow = db.StringProperty(required=True,

      choices=['gsoc', 'ghop'],

      verbose_name= ugettext('Workflow type'))

  workflow.example_text = ugettext(

      '<tt><b>Project-based</b> for GSoC workflow type,<br>' 

      '<b>Task-based</b> for GHOP workflow type.</tt>')

  #: Required 1:1 relationship indicating the Program the Timeline

  #: belongs to.

  timeline = db.ReferenceProperty(reference_class=soc.models.timeline.Timeline,

                                 required=True, collection_name="program",

                                 verbose_name=ugettext('Timeline'))

  #: Whether the slots allocations are visible

  allocations_visible = db.BooleanProperty(default=False,

      verbose_name=ugettext('Slot allocations visible'))

  allocations_visible.help_text = ugettext(

      'Field used to indicate if the slot allocations should be visible.')

  #: Document reference property used for the Org Admin Agreement

  org_admin_agreement = db.ReferenceProperty(

    reference_class=soc.models.document.Document,

    verbose_name=ugettext('Organization Admin Agreement'),

    collection_name='org_admin_agreement')

  org_admin_agreement.help_text = ugettext(

      'Document containing optional Mentor Agreement for participating as a '

      'Organization admin.')

  #: Document reference property used for the Mentor Agreement

  mentor_agreement = db.ReferenceProperty(

    reference_class=soc.models.document.Document,

    verbose_name=ugettext('Mentor Agreement'),

    collection_name='mentor_agreement')

  mentor_agreement.help_text = ugettext(

      'Document containing optional Mentor Agreement for participating as a '

      'Mentor.')

  #: Document reference property used for the Student Agreement

  student_agreement = db.ReferenceProperty(

    reference_class=soc.models.document.Document,

    verbose_name=ugettext('Student Agreement'),

    collection_name='student_agreement')

  student_agreement.help_text = ugettext(

      'Document containing optional Student Agreement for participating as a '

      'Student.')

  #: Status of the program

  #: Invisible: Program Stealth-Mode Visible to Hosts and Devs only

  #: Visible: Visible to everyone.

  #: Inactive: Not visible in sidebar but can be reached for date retention

  #: Invalid: Not visible or editable by anyone

  status = db.StringProperty(required=True, default='invisible',

      verbose_name=ugettext('Program Status'),

      choices=['invisible', 'visible', 'inactive', 'invalid'])

  status.example_text = ugettext(

      '<tt>Invisible: Program Stealth-Mode Visible to Hosts and Devs only.<br/>'

      'Visible: Visible to everyone.<br/>'

      'Inactive: Not visible in sidebar, not editable.<br/>'

      'Invalid: Not visible or editable by anyone.</tt>')