9.5/_be_2_widget_2_controller_2_paginate_controller_8php_source.html

<?php

namespace ‪TYPO3\CMS\Fluid\ViewHelpers\Be\Widget\Controller;


/*

 * This file is part of the TYPO3 CMS project.

 *

 * It is free software; you can redistribute it and/or modify it under

 * the terms of the GNU General Public License, either version 2

 * of the License, or any later version.

 *

 * For the full copyright and license information, please read the

 * LICENSE.txt file that was distributed with this source code.

 *

 * The TYPO3 project - inspiring people to share!

 */


class ‪PaginateController extends ‪\TYPO3\CMS\Fluid\Core\Widget\AbstractWidgetController

{

    protected ‪$configuration = ['itemsPerPage' => 10, 'insertAbove' => false, 'insertBelow' => true, 'recordsLabel' => ''];


    protected ‪$objects;


    protected ‪$currentPage = 1;


    protected ‪$numberOfPages = 1;


    protected ‪$offset = 0;


    protected ‪$itemsPerPage = 0;


    protected ‪$numberOfObjects = 0;


    public function ‪initializeAction()

    {

        $this->objects = $this->widgetConfiguration['objects'];

        ‪\TYPO3\CMS\Core\Utility\ArrayUtility::mergeRecursiveWithOverrule($this->configuration, $this->widgetConfiguration['configuration'], false);

        $this->numberOfObjects = count($this->objects);

        ‪$itemsPerPage = (int)$this->configuration['itemsPerPage'];

        $this->numberOfPages = ‪$itemsPerPage > 0 ? ceil($this->numberOfObjects / ‪$itemsPerPage) : 0;

    }


    public function ‪indexAction(‪$currentPage = 1)

    {

        // set current page

        $this->currentPage = (int)‪$currentPage;

        if ($this->currentPage < 1) {

            $this->currentPage = 1;

        }

        if ($this->currentPage > $this->numberOfPages) {

            // set $modifiedObjects to NULL if the page does not exist

            $modifiedObjects = null;

        } else {

            // modify query

            $this->itemsPerPage = (int)$this->configuration['itemsPerPage'];

            $query = $this->objects->getQuery();

            $query->setLimit($this->itemsPerPage);

            $this->offset = $this->itemsPerPage * ($this->currentPage - 1);

            if ($this->currentPage > 1) {

                $query->setOffset($this->offset);

            }

            $modifiedObjects = $query->execute();

        }

        $this->view->assign('contentArguments', [

            $this->widgetConfiguration['as'] => $modifiedObjects

        ]);

        $this->view->assign('configuration', $this->configuration);

        $this->view->assign('pagination', $this->‪buildPagination());

    }


    protected function ‪buildPagination()

    {

        $endRecord = $this->offset + ‪$this->itemsPerPage;

        if ($endRecord > $this->numberOfObjects) {

            $endRecord = ‪$this->numberOfObjects;

        }

        $pagination = [

            'current' => ‪$this->currentPage,

            'numberOfPages' => ‪$this->numberOfPages,

            'hasLessPages' => $this->currentPage > 1,

            'hasMorePages' => $this->currentPage < ‪$this->numberOfPages,

            'startRecord' => $this->offset + 1,

            'endRecord' => $endRecord

        ];

        if ($this->currentPage < $this->numberOfPages) {

            $pagination['nextPage'] = $this->currentPage + 1;

        }

        if ($this->currentPage > 1) {

            $pagination['previousPage'] = $this->currentPage - 1;

        }

        return $pagination;

    }

}