ot_typo3/ot_templating/Classes/Controller/OtCustomizerController.php

<?php

namespace Opentalent\OtTemplating\Controller;

use Opentalent\OtTemplating\Utilities\OtPageRepository;
use TYPO3\CMS\Core\Page\PageRenderer;
use TYPO3\CMS\Core\Utility\ExtensionManagementUtility;
use TYPO3\CMS\Extbase\Mvc\Controller\ActionController;
use TYPO3\CMS\Core\Utility\GeneralUtility;

/**
 * Controller for the OtCustomizer backend submodule
 *
 * @author olivier.massot
 */
class OtCustomizerController extends ActionController {

    CONST themes = [
        'classic' => [
            'name' => 'Classique',
            'description' => 'Le thème classique',
            'picture' => 'EXT:ot_templating/Resources/Public/media/theme_classic.png'
        ],
        'modern' => [
            'name' => 'Moderne',
            'description' => 'Le thème 2020 pour votre site',
            'picture' => 'EXT:ot_templating/Resources/Public/media/theme_modern.png'
        ]
    ];


    /**
     *
     * @var int
     */
    protected $pageRootId;

    public function __construct() {
        $this->pageRootId = (int) GeneralUtility::_GP('id');
    }

    /**
     * Index action
     */
    public function indexAction() {

        // Get the current page
        $pageRepository = GeneralUtility::makeInstance('TYPO3\\CMS\\Frontend\\Page\\PageRepository');
        $pageId = (int) GeneralUtility::_GP('id');
        $page = $pageRepository->getPage($pageId);

        // Get the root page of the site
        $pageRepository = new OtPageRepository();
        $rootPage = $pageRepository->getRootPageFor($pageId);

        // If the current page is not a root page or a subpage of one, abort
        $pageSelected = ($rootPage['uid'] > 0);
        $this->view->assign('pageSelected', (int)$pageSelected);
        if (!$pageSelected) {
            return;
        }

        $this->view->assign('rootPage', $rootPage);
        $this->view->assign('themes', self::themes);
    }

    /**
     * Gets the backend user
     *
     * @return \TYPO3\CMS\Core\Authentication\BackendUserAuthentication
     */
    protected function getBackendUser() {
        return $GLOBALS['BE_USER'];
    }
}