app/soc/modules/ghop/logic/models/student.py
author Madhusudan.C.S <madhusudancs@gmail.com>
Thu, 27 Aug 2009 11:15:35 +0200
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Added GHOP Student Logic. Note that on creation of a GHOPStudent a GAE Task is created to update the taskswith the new GHOPStudent reference. This is due to the fact that we allow users to claim task without being a registered Student. Reviewed by: Lennard de Rijk
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#!/usr/bin/python2.5
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#
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# Copyright 2009 the Melange authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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#   http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""GHOPStudent (Model) query functions.
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"""
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__authors__ = [
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    '"Madhusudan.C.S" <madhusudancs@gmail.com>'
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  ]
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from google.appengine.api.labs import taskqueue
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from soc.logic.models import student
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import soc.models.student
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from soc.modules.ghop.logic.models import task as ghop_task_logic
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import soc.modules.ghop.logic.models.program
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import soc.modules.ghop.models.student
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class Logic(student.Logic):
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  """Logic methods for the GHOPStudent model.
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  """
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  def __init__(self, model=soc.modules.ghop.models.student.GHOPStudent,
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               base_model=soc.models.student.Student,
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               scope_logic=soc.modules.ghop.logic.models.program,
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               role_name='ghop_student', disallow_last_resign=False):
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    """Defines the name, key_name and model for this entity.
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    """
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    super(Logic, self).__init__(model, base_model=base_model,
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                                scope_logic=scope_logic, role_name=role_name,
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                                disallow_last_resign=disallow_last_resign)
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  def _onCreate(self, entity):
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    """Update all the tasks the student has claimed or are awaiting
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    registration.
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    """
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    task_params = {
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        'student_key': entity.key().id_or_name(),
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        }
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    task_url = '/tasks/ghop/task/update/student_status'
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    new_task = taskqueue.Task(params=task_params, url=task_url)
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    new_task.add('ghop-update')
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    super(Logic, self)._onCreate(entity)
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logic = Logic()