Файл: concrete5.7.5.6/concrete/vendor/pagerfanta/pagerfanta/src/Pagerfanta/Adapter/NullAdapter.php
Строк: 86
<?php
/*
* This file is part of the Pagerfanta package.
*
* (c) Pablo Díez <pablodip@gmail.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace PagerfantaAdapter;
/**
* NullAdapter.
*
* @author Benjamin Dulau <benjamin.dulau@anonymation.com>
*/
class NullAdapter implements AdapterInterface
{
private $nbResults;
/**
* Constructor.
*
* @param integer $nbResults Total item count.
*/
public function __construct($nbResults = 0)
{
$this->nbResults = (int) $nbResults;
}
/**
* {@inheritdoc}
*/
public function getNbResults()
{
return $this->nbResults;
}
/**
* The following methods are derived from code of the Zend Framework
* Code subject to the new BSD license (http://framework.zend.com/license/new-bsd).
*
* Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
*
* {@inheritdoc}
*/
public function getSlice($offset, $length)
{
if ($offset >= $this->nbResults) {
return array();
}
$nullArrayLength = $this->calculateNullArrayLength($offset, $length);
return $this->createNullArray($nullArrayLength);
}
private function calculateNullArrayLength($offset, $length)
{
$remainCount = $this->remainCount($offset);
if ($length > $remainCount) {
return $remainCount;
}
return $length;
}
private function remainCount($offset)
{
return $this->nbResults - $offset;
}
private function createNullArray($length)
{
return array_fill(0, $length, null);
}
}