[TASK] Remove the pagebrowser controller and let the view helper handle stuff

Classes/Controller/PageBrowserController.php

-<?php
-
-namespace SGalinski\SgJobs\Controller;
-
-/***************************************************************
- *  Copyright notice
- *
- *  (c) sgalinski Internet Services (https://www.sgalinski.de)
- *
- *  All rights reserved
- *
- *  This script is part of the TYPO3 project. The TYPO3 project is
- *  free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 3 of the License, or
- *  (at your option) any later version.
- *
- *  The GNU General Public License can be found at
- *  http://www.gnu.org/copyleft/gpl.html.
- *
- *  This script is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  This copyright notice MUST APPEAR in all copies of the script!
- ***************************************************************/
-
-use TYPO3\CMS\Extbase\Mvc\Controller\ActionController;
-
-/**
- * Controller that handles the page browser.
- */
-class PageBrowserController extends ActionController {
-	/**
-	 * @var string
-	 */
-	protected $pageParameterName = '';
-
-	/**
-	 * @var int
-	 */
-	protected $numberOfPages = 0;
-
-	/**
-	 * @var int
-	 */
-	protected $currentPage = 0;
-
-	/**
-	 * @var int
-	 */
-	protected $pagesBefore = 0;
-
-	/**
-	 * @var int
-	 */
-	protected $pagesAfter = 0;
-
-	/**
-	 * @var bool
-	 */
-	protected $enableMorePages = FALSE;
-
-	/**
-	 * @var bool
-	 */
-	protected $enableLessPages = FALSE;
-
-	/**
-	 * Renders the index view.
-	 *
-	 * @param int $currentPage
-	 * @return void
-	 */
-	public function indexAction($currentPage = 0): void {
-		$this->currentPage = (int) $currentPage;
-
-		$this->initializeConfiguration();
-		$this->addDataToView();
-	}
-
-	/**
-	 * Initializes the configuration.
-	 *
-	 * @return    void
-	 */
-	protected function initializeConfiguration(): void {
-		$this->pageParameterName = 'tx_sgjobs_pagebrowser[currentPage]';
-		$this->numberOfPages = (int) $this->settings['numberOfPages'];
-		$this->pagesBefore = (int) $this->settings['pagesBefore'];
-		$this->pagesAfter = (int) $this->settings['pagesAfter'];
-		$this->enableMorePages = (bool) $this->settings['enableMorePages'];
-		$this->enableLessPages = (bool) $this->settings['enableLessPages'];
-	}
-
-	/**
-	 * Adds the necessary data to the view.
-	 *
-	 * @return void
-	 */
-	protected function addDataToView(): void {
-		if ($this->numberOfPages <= 1) {
-			$this->view = NULL;
-			return;
-		}
-
-		$pageLinks = [];
-		$start = max($this->currentPage - $this->pagesBefore, 0);
-		$end = min($this->numberOfPages, $this->currentPage + $this->pagesAfter + 1);
-		for ($i = $start; $i < $end; $i++) {
-			$pageLinks[] = [
-				'number' => $i + 1,
-				'link' => $this->getPageLink($i),
-				'isCurrentPage' => $i === $this->currentPage,
-			];
-		}
-
-		$this->view->assignMultiple(
-			[
-				'enableLessPages' => $this->enableLessPages,
-				'enableMorePages' => $this->enableMorePages,
-				'previousLink' => $this->getPageLink($this->currentPage - 1),
-				'nextLink' => $this->getPageLink($this->currentPage + 1),
-				'enableLessPagesLink' => $this->getPageLink($this->currentPage - $this->pagesBefore - 1),
-				'enableMorePagesLink' => $this->getPageLink($this->currentPage + $this->pagesAfter + 1),
-				'pageLinks' => $pageLinks,
-				'prevPageExist' => $this->currentPage > 0,
-				'showLessPages' => ($this->currentPage - $this->pagesBefore) > 0,
-				'showNextPages' => ($this->currentPage + $this->pagesAfter + 1) < $this->numberOfPages,
-				'nextPageExist' => $this->currentPage < ($this->numberOfPages - 1),
-			]
-		);
-	}
-
-	/**
-	 * Generates page link. Keeps all current URL parameters except for cHash and tx_pagebrowse_pi1[page].
-	 *
-	 * @param int $page Page number starting from 1
-	 * @return string
-	 */
-	protected function getPageLink($page): string {
-		return $this->uriBuilder->reset()->setAddQueryString(TRUE)
-			->uriFor('index', ['currentPage' => $page,]);
-	}
-}