<?php

/**

* Copyright 2017 Open Infrastructure 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 NullAbleInt

*/

class NullAbleInt extends Int

{

function __construct($name, $defaultVal = 'NULL') {

parent::__construct($name);

$this->defaultVal = $defaultVal;

}

public function nullValue() {

return NULL;

}

function requireField() {

$parts = Array

(

'datatype' => 'int',

'precision' => 11,

'null' => 'null',

'default' => $this->defaultVal,

'arrayValue' => $this->arrayValue

);

$values = Array('type'=>'int', 'parts'=>$parts);

DB::requireField($this->tableName, $this->name, $values);

}

function prepValueForDB($value) {

if($value === NULL || 'null' === strtolower($value)) {

return 'NULL';

}

return parent::prepValueForDB($value);

}

}