app/soc/logic/models/document.py
author Sverre Rabbelier <srabbelier@gmail.com>
Fri, 30 Jan 2009 22:01:27 +0000
changeset 1095 0122dc66e5d2
parent 1019 0cd056f2c739
child 1106 e14b0995cf29
permissions -rw-r--r--
Add access control to document model and view The access checks are not yet written, but at least the model is stable from now on. Also converted the document view to dynaform while at it. Patch by: Sverre Rabbelier

#!/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.

"""Document (Model) query functions.
"""

__authors__ = [
  '"Sverre Rabbelier" <sverre@rabbelier.nl>',
  ]


from soc.cache import sidebar
from soc.logic.models import work
from soc.logic.models import linkable as linkable_logic

import soc.models.document
import soc.models.work


class Logic(work.Logic):
  """Logic methods for the Document model
  """

  def __init__(self, model=soc.models.document.Document,
               base_model=soc.models.work.Work, scope_logic=linkable_logic):
    """Defines the name, key_name and model for this entity.
    """

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

  def getKeyValues(self, entity):
    """See base.Logic.getKeyNameValues.
    """

    return [entity.prefix, entity.scope_path, entity.link_id]

  def getKeyValuesFromFields(self, fields):
    """See base.Logic.getKeyValuesFromFields.
    """

    return [fields['prefix'], fields['scope_path'], fields['link_id']]

  def getKeyFieldNames(self):
    """See base.Logic.getKeyFieldNames.
    """

    return ['prefix', 'scope_path', 'link_id']

  def _updateField(self, entity, name, value):
    """Special logic for role. If state changes to active we flush the sidebar.
    """

    if (name == 'is_featured') and (entity.is_featured != value):
      sidebar.flush()

    return True

  def _onCreate(self, entity):
    """Flush the sidebar cache when a new active role entity has been created.
    """

    if entity.is_featured:
      sidebar.flush()


logic = Logic()