author | Lennard de Rijk <ljvderijk@gmail.com> |
Fri, 06 Mar 2009 15:23:22 +0000 | |
changeset 1686 | d9cc9f8ca19f |
parent 1624 | 1fc2089f4bc9 |
child 1753 | 564f3adf4acf |
permissions | -rw-r--r-- |
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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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"""Student Proposal (Model) query functions. |
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""" |
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__authors__ = [ |
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'"Lennard de Rijk" <ljvderijk@gmail.com>', |
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] |
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from soc.logic.models import base |
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from soc.logic.models import student as student_logic |
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from soc.logic.models.ranker_root import logic as ranker_root_logic |
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from soc.models import student_proposal |
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import soc.models.linkable |
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import soc.models.student_proposal |
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class Logic(base.Logic): |
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"""Logic methods for the Student Proposal model. |
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""" |
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def __init__(self, model=soc.models.student_proposal.StudentProposal, |
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base_model=soc.models.linkable.Linkable, |
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scope_logic=student_logic): |
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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=model, base_model=base_model, |
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scope_logic=scope_logic) |
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def _onCreate(self, entity): |
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"""Adds this proposal to the organization ranker entity. |
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""" |
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fields = {'link_id': student_proposal.DEF_RANKER_NAME, |
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'scope': entity.org} |
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ranker_root = ranker_root_logic.getForFields(fields, unique=True) |
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ranker = ranker_root_logic.getRootFromEntity(ranker_root) |
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ranker.SetScore(entity.key().name(), [entity.score]) |
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super(Logic, self)._onCreate(entity) |
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def _updateField(self, entity, entity_properties, name): |
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"""Update the ranker if the score changes and keep the score within bounds. |
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""" |
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value = entity_properties[name] |
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if name == 'score': |
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# keep the score within bounds |
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min_score, max_score = student_proposal.DEF_SCORE |
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value = max(min_score, min(value, max_score-1)) |
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entity_properties[name] = value |
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# update the ranker |
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fields = {'link_id': student_proposal.DEF_RANKER_NAME, |
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'scope': entity.org} |
6f675b690f92
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Lennard de Rijk <ljvderijk@gmail.com>
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ranker_root = ranker_root_logic.getForFields(fields, unique=True) |
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ranker = ranker_root_logic.getRootFromEntity(ranker_root) |
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ranker.SetScore(entity.key().name(), [value]) |
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return super(Logic, self)._updateField(entity, entity_properties, name) |
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logic = Logic() |