<?php

/**

* Copyright 2015 OpenStack Foundation

* 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.

**/

class CustomHasManyList extends HasManyList

{

public function __construct($dataClass, $foreignKey) {

parent::__construct($dataClass, $foreignKey);

}

protected function foreignIDFilter($id = null) {

if ($id === null) $id = $this->getForeignID();

$class = $this->dataClass;

$class_type = $class::create();

$has_field = !is_null( $class_type->hasOwnTableDatabaseField($this->foreignKey));

if(!$has_field)

{

foreach(ClassInfo::ancestry($class_type) as $parent_class)

{

if(in_array($parent_class, array('ViewableData', 'Object', 'DataObject'))) continue;

$class_type_parent = $parent_class::create();

$has_field = !is_null( $class_type_parent->hasOwnTableDatabaseField($this->foreignKey));

if($has_field){

$class = $parent_class;

break;

}

}

}

// Apply relation filter

if(is_array($id)) {

return "\"$class\".\"$this->foreignKey\" IN ('" .

implode("', '", array_map('Convert::raw2sql', $id)) . "')";

} else if($id !== null){

return "\"$class\".\"$this->foreignKey\" = '" .

Convert::raw2sql($id) . "'";

}

}

}