BackendController.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 SGalinski\SgJobs\Domain\Model\Location;
use SGalinski\SgJobs\Service\BackendService;
use TYPO3\CMS\Backend\Template\Components\DocHeaderComponent;
use TYPO3\CMS\Backend\Utility\BackendUtility;
use TYPO3\CMS\Core\Utility\GeneralUtility;
use TYPO3\CMS\Core\Utility\VersionNumberUtility;
use TYPO3\CMS\Extbase\Mvc\Controller\ActionController;
use TYPO3\CMS\Extbase\Persistence\ObjectStorage;
use TYPO3\CMS\Extbase\Persistence\QueryResultInterface;

/**
 * The backend module controller
 */
class BackendController extends ActionController {
	/**
	 * DocHeaderComponent
	 *
	 * @var DocHeaderComponent
	 */
	protected $docHeaderComponent;

	/**
	 * @var \SGalinski\SgJobs\Domain\Repository\LocationRepository
	 * @inject
	 */
	private $locationRepository;

	/**
	 * @var \SGalinski\SgJobs\Domain\Repository\JobRepository
	 * @inject
	 */
	private $jobRepository;

	/**
	 * The uid of the current root page
	 *
	 * @var int
	 */
	private $rootPageUid = 0;

	/**
	 * Show all job offers and options to manage them
	 *
	 * @param array $filters
	 * @return void
	 */
	public function indexAction(array $filters = []) {
		try {
			$pageUid = (int) GeneralUtility::_GP('id');

			if ($pageUid) {
				$this->rootPageUid = BackendService::getRootUidByPageUid($pageUid);
			}

			// create docheader + buttons
			$pageInfo = BackendUtility::readPageAccess($pageUid, $GLOBALS['BE_USER']->getPagePermsClause(1));
			$this->docHeaderComponent = GeneralUtility::makeInstance(DocHeaderComponent::class);
			$this->docHeaderComponent->setMetaInformation($pageInfo);
			BackendService::makeButtons($this->docHeaderComponent, $this->request);
			$this->view->assign('docHeader', $this->docHeaderComponent->docHeaderContent());

			// when we are on a siteroot page then display the normal view
			if ($pageInfo && (int) $pageInfo['is_siteroot'] === 1) {
				// get all jobs
				/** @var ObjectStorage $jobs */
				$jobs = $this->jobRepository->findJobs($this->rootPageUid, $filters);
				$this->view->assign('jobs', $jobs);

				// get all Locations
				/** @noinspection PhpUndefinedMethodInspection */
				/** @var QueryResultInterface $categories */
				$locations = $this->locationRepository->findByPid($this->rootPageUid);
				$locationOptions = [];

				/** @var Location $location */
				/** @var $locations Location[][] */
				foreach ($locations as $location) {
					$locationOptions[$location->getUid()] = $location->getCity();
				}
				$this->view->assign('locationOptions', $locationOptions);
				$this->view->assign('filters', $filters);
				$this->view->assign('pageUid', $pageUid);
				$this->view->assign('rootPageUid', $this->rootPageUid);
				$this->view->assign('typo3Version', VersionNumberUtility::convertVersionNumberToInteger(TYPO3_version));
			} else {
				$this->view->assign('pages', BackendService::getPages());
				$this->view->assign('rootOptions', BackendService::getRootOptions());
			}

		} catch (\Exception $exception) {
			// check for NULL value in view and render an error message
			$this->view->assign('docHeader', NULL);
		}

	}
}