433 class ResultsLogic(work.Logic):

   434   """Logic methods for the Survey model

   435   """

   436 

   437   def __init__(self, model=SurveyRecord,

   438                base_model=Work, scope_logic=linkable_logic):

   439     """Defines the name, key_name and model for this entity.

   440     """

   441 

   442     super(ResultsLogic, self).__init__(model=model, base_model=base_model,

   443                                 scope_logic=scope_logic)

   444 

   445   def getKeyValuesFromEntity(self, entity):

   446     """See base.Logic.getKeyNameValues.

   447     """

   448 

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

   450 

   451   def getKeyValuesFromFields(self, fields):

   452     """See base.Logic.getKeyValuesFromFields.

   453     """

   454 

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

   456 

   457   def getKeyFieldNames(self):

   458     """See base.Logic.getKeyFieldNames.

   459     """

   460 

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

   462 

   463   def isDeletable(self, entity):

   464     """See base.Logic.isDeletable.

   465     """

   466 

   467     return not entity.home_for

   468 

   469   def _updateField(self, entity, entity_properties, name):

   470     """Special logic for role. If state changes to active we flush the sidebar.

   471     """

   472 

   473     value = entity_properties[name]

   474 

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

   476       sidebar.flush()

   477 

   478     home_for = entity.home_for

   479     if (name != 'home_for') and home_for:

   480       home.flush(home_for)

   481     return True

   482 

   487 results_logic = ResultsLogic()