/**
* @param RedBeanModel $precedingModel
* @param null|string $precedingRelation
* @param null|string $onlyIncludeThisModelClassName
* @return array
* @throws NotSupportedException if there the preceding model and relation are not either both defined or both
* null
*/
protected function getDerivedRelationsViaCastedUpModelData(RedBeanModel $precedingModel = null, $precedingRelation = null, $onlyIncludeThisModelClassName = null)
{
assert('$onlyIncludeThisModelClassName === null || is_string($onlyIncludeThisModelClassName)');
if ($precedingModel != null && $precedingRelation == null || $precedingModel == null && $precedingRelation != null) {
throw new NotSupportedException();
}
$attributes = array();
$metadata = $this->model->getMetadata();
foreach ($metadata as $modelClassName => $modelClassMetadata) {
if (isset($metadata[$modelClassName]["derivedRelationsViaCastedUpModel"])) {
foreach ($metadata[$modelClassName]["derivedRelationsViaCastedUpModel"] as $relation => $derivedRelationData) {
$relationModelClassName = $this->model->getDerivedRelationModelClassName($relation);
if ($onlyIncludeThisModelClassName === null || $relationModelClassName == $onlyIncludeThisModelClassName) {
if (!$this->derivedRelationLinksToPrecedingRelation($relationModelClassName, $this->model->getDerivedRelationViaCastedUpModelOpposingRelationName($relation), $precedingModel, $precedingRelation)) {
$attributes[$relation] = array('label' => $this->model->getAttributeLabel($relation));
}
}
}
}
}
return $attributes;
}
/**
* @param RedBeanModel $model
* @param string $relation
* @return Array of models
*/
public static function resolveDerivedModels(RedBeanModel $model, $relation)
{
assert('is_string($relation)');
$modelClassName = $model->getDerivedRelationModelClassName($relation);
$inferredRelationName = $model->getDerivedRelationViaCastedUpModelOpposingRelationName($relation);
return WorkflowUtil::getModelsFilteredByInferredModel($modelClassName, $inferredRelationName, (int) $model->getClassId('Item'));
}
