Файл: concrete5.7.5.6/concrete/vendor/pagerfanta/pagerfanta/src/Pagerfanta/Adapter/CallbackAdapter.php
Строк: 40
<?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;
use PagerfantaExceptionInvalidArgumentException;
/**
* @author Adrien Brault <adrien.brault@gmail.com>
*/
class CallbackAdapter implements AdapterInterface
{
private $getNbResultsCallback;
private $getSliceCallback;
/**
* @param callable $getNbResultsCallback
* @param callable $getSliceCallback
*/
public function __construct($getNbResultsCallback, $getSliceCallback)
{
if (!is_callable($getNbResultsCallback)) {
throw new InvalidArgumentException('$getNbResultsCallback should be a callable');
}
if (!is_callable($getSliceCallback)) {
throw new InvalidArgumentException('$getSliceCallback should be a callable');
}
$this->getNbResultsCallback = $getNbResultsCallback;
$this->getSliceCallback = $getSliceCallback;
}
/**
* {@inheritdoc}
*/
public function getNbResults()
{
return call_user_func($this->getNbResultsCallback);
}
/**
* {@inheritdoc}
*/
public function getSlice($offset, $length)
{
return call_user_func($this->getSliceCallback, $offset, $length);
}
}