67 lines
1.8 KiB
PHP
67 lines
1.8 KiB
PHP
|
<?php
|
||
|
|
|
||
|
|
namespace Icinga\Backend;
|
||
|
|
abstract class Query
|
||
|
|
{
|
||
|
|
|
||
|
|
protected $backend;
|
||
|
|
protected $columns = array();
|
||
|
|
protected $available_columns = array();
|
||
|
|
|
||
|
|
abstract public function limit($count = null, $offset = null);
|
||
|
|
abstract public function where($column, $value = null);
|
||
|
|
abstract public function order($column = '', $dir = null);
|
||
|
|
abstract public function fetchAll();
|
||
|
|
abstract public function fetchRow();
|
||
|
|
abstract public function fetchPairs();
|
||
|
|
abstract public function fetchOne();
|
||
|
|
abstract public function count();
|
||
|
|
|
||
|
|
public function __construct(\Icinga\Backend\AbstractBackend $backend, $columns = array())
|
||
|
|
{
|
||
|
|
$this->backend = $backend;
|
||
|
|
if (empty($columns) || $columns === '*') {
|
||
|
|
$this->columns = $this->available_columns;
|
||
|
|
} else {
|
||
|
|
$this->columns = $columns;
|
||
|
|
}
|
||
|
|
$this->init();
|
||
|
|
}
|
||
|
|
|
||
|
|
public function applyFilters($filters = array())
|
||
|
|
{
|
||
|
|
foreach ($filters as $key => $val) {
|
||
|
|
$this->where($key, $val);
|
||
|
|
}
|
||
|
|
return $this;
|
||
|
|
}
|
||
|
|
|
||
|
|
abstract protected function init();
|
||
|
|
|
||
|
|
protected function finalize() {}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Return a pagination adapter for the current query
|
||
|
|
*
|
||
|
|
* @return \Zend_Paginator
|
||
|
|
*/
|
||
|
|
public function paginate($limit = null, $page = null)
|
||
|
|
{
|
||
|
|
$this->finalize();
|
||
|
|
$request = \Zend_Controller_Front::getInstance()->getRequest();
|
||
|
|
if ($page === null) {
|
||
|
|
$page = $request->getParam('page', 0);
|
||
|
|
}
|
||
|
|
if ($limit === null) {
|
||
|
|
$limit = $request->getParam('limit', 20);
|
||
|
|
}
|
||
|
|
$paginator = new \Zend_Paginator(
|
||
|
|
new \Icinga\Web\Paginator\Adapter\QueryAdapter($this)
|
||
|
|
);
|
||
|
|
$paginator->setItemCountPerPage($limit);
|
||
|
|
$paginator->setCurrentPageNumber($page);
|
||
|
|
return $paginator;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|