app/soc/logic/models/program.py
author Lennard de Rijk <ljvderijk@gmail.com>
Wed, 30 Sep 2009 21:10:36 +0200
changeset 2994 24db4afbc82e
parent 2812 9280179e34fd
permissions -rw-r--r--
Removed order property in the getBatchOfData. This ordering is not possible since you want to go over the entities in order oftheir key and ordering them would prohibit this from happening properly.

#!/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.

"""Program (Model) query functions.
"""

__authors__ = [
    '"Madhusudan.C.S" <madhusudancs@gmail.com>',
    '"Sverre Rabbelier" <sverre@rabbelier.nl>',
    '"Lennard de Rijk" <ljvderijk@gmail.com>',
  ]


from soc.logic.models import presence_with_tos
from soc.logic.models import sponsor as sponsor_logic

import soc.models.program

from gsoc.logic.models.timeline import logic as gsoc_timeline_logic


class Logic(presence_with_tos.Logic):
  """Logic methods for the Program model.
  """

  def __init__(self, model=soc.models.program.Program, 
               base_model=None, scope_logic=sponsor_logic,
               timeline_logic=gsoc_timeline_logic):
    """Defines the name, key_name and model for this entity.
    """

    self.timeline_logic = timeline_logic

    super(Logic, self).__init__(model=model, base_model=base_model,
                                scope_logic=scope_logic)

  def createTimelineForType(self, fields):
    """Creates and stores a timeline model for the given type of program.
    """

    properties = self.timeline_logic.getKeyFieldsFromFields(fields)
    key_name = self.timeline_logic.getKeyNameFromFields(properties)

    properties['scope'] = fields['scope']

    timeline = self.timeline_logic.updateOrCreateFromKeyName(properties,
                                                             key_name)
    return timeline


logic = Logic()