Source of file Callback.php
Size: 2,045 Bytes - Last Modified: 2014-03-12T23:21:18+01:00
/home/theseer/Downloads/ZendFramework-2.3.0/library/Zend/Paginator/Adapter/Callback.php
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576 | <?php /** * Zend Framework (http://framework.zend.com/) * * @link http://github.com/zendframework/zf2 for the canonical source repository * @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com) * @license http://framework.zend.com/license/new-bsd New BSD License */ namespace Zend\Paginator\Adapter; use Zend\Stdlib\CallbackHandler; class Callback implements AdapterInterface { /** * Callback to be executed to retrieve the items for a page. * * @var CallbackHandler */ protected $itemsCallback; /** * Callback to be executed to retrieve the total number of items. * * @var CallbackHandler */ protected $countCallback; /** * Constructs instance. * * @param CallbackHandler|callable $itemsCallback Callback to be executed to retrieve the items for a page. * @param CallbackHandler|callable $countCallback Callback to be executed to retrieve the total number of items. */ public function __construct($itemsCallback, $countCallback) { if (! $itemsCallback instanceof CallbackHandler) { $itemsCallback = new CallbackHandler($itemsCallback); } if (! $countCallback instanceof CallbackHandler) { $countCallback = new CallbackHandler($countCallback); } $this->itemsCallback = $itemsCallback; $this->countCallback = $countCallback; } /** * Returns an array of items for a page. * * Executes the {$itemsCallback}. * * @param int $offset Page offset * @param int $itemCountPerPage Number of items per page * @return array */ public function getItems($offset, $itemCountPerPage) { return $this->itemsCallback->call(array($offset, $itemCountPerPage)); } /** * Returns the total number of items. * * Executes the {$countCallback}. * * @return int */ public function count() { return $this->countCallback->call(); } } |