Sonata\DoctrinePHPCRAdminBundle\Datagrid\Pager

Complexity

Total Complexity

7

Size/Duplication

Total Lines	51
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	2

Importance

Changes

0

3 Methods

Rating	Name	Duplication	Size	Complexity
A	computeNbResult()	0	4	1
A	getResults()	0	4	1
B	init()	0	20	5

<?php

/*
 * This file is part of the Sonata package.
 *
 * (c) Thomas Rabaix <thomas.rabaix@sonata-project.org>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Sonata\DoctrinePHPCRAdminBundle\Datagrid;

use Sonata\AdminBundle\Datagrid\Pager as BasePager;
use Doctrine\ODM\PHPCR\Query\Query as PHPCRQuery;

/**
 * Doctrine pager class.
 *
 * @author     Jonathan H. Wage <jonwage@gmail.com>
 * @author     Nacho Martin <nitram.ohcan@gmail.com>
 */
class Pager extends BasePager
{
    /**
     * Returns a query for counting the total results.
     *
     * @return integer
     */
    public function computeNbResult()
    {
        return count($this->getQuery()->execute(array(), PHPCRQuery::HYDRATE_PHPCR));
    }

    /**
     * Get all the results for the pager instance
     *
     * @param mixed $hydrationMode A hydration mode identifier
     *
     * @return array
     */
    public function getResults($hydrationMode = null)
    {
        return $this->getQuery()->execute(array(), $hydrationMode);
    }

    /**
     * Initializes the pager setting the offset and maxResults in ProxyQuery
     * and obtaining the total number of pages.
     *
     * @throws \RuntimeException the QueryBuilder is uninitialized.
     */
    public function init()
    {
        if (!$this->getQuery()) {
            throw new \RuntimeException("Uninitialized QueryBuilder");
        }

        $this->resetIterator();
        $this->setNbResults($this->computeNbResult());

        if (0 == $this->getPage() || 0 == $this->getMaxPerPage() || 0 == $this->getNbResults()) {
            $this->setLastPage(0);
            $this->getQuery()->setFirstResult(0);
            $this->getQuery()->setMaxResults(0);
        } else {
            $offset = ($this->getPage() - 1) * $this->getMaxPerPage();
            $this->setLastPage(ceil($this->getNbResults() / $this->getMaxPerPage()));
            $this->getQuery()->setFirstResult($offset);
            $this->getQuery()->setMaxResults($this->getMaxPerPage());
        }
    }
}