icingaweb2/library/Icinga/Web/Paginator/Adapter/QueryAdapter.php

65 lines
1.3 KiB
PHP

<?php
// {{{ICINGA_LICENSE_HEADER}}}
// {{{ICINGA_LICENSE_HEADER}}}
namespace Icinga\Web\Paginator\Adapter;
use Zend_Paginator_Adapter_Interface;
/**
* @see Zend_Paginator_Adapter_Interface
*/
class QueryAdapter implements Zend_Paginator_Adapter_Interface
{
/**
* Array
*
* @var array
*/
protected $query = null;
/**
* Item count
*
* @var integer
*/
protected $count = null;
/**
* Constructor.
*
* @param array $query Query to paginate
*/
// TODO: This might be ready for (QueryInterface $query)
public function __construct($query)
{
$this->query = $query;
}
/**
* Returns an array of items for a page.
*
* @param integer $offset Page offset
* @param integer $itemCountPerPage Number of items per page
* @return array
*/
public function getItems($offset, $itemCountPerPage)
{
return $this->query->limit($itemCountPerPage, $offset)->fetchAll();
}
/**
* Returns the total number of items in the query result.
*
* @return integer
*/
public function count()
{
if ($this->count === null) {
$this->count = $this->query->count();
}
return $this->count;
}
}