HeaderMetaDataService.php

<?php

namespace SGalinski\SgNews\Service;

/***************************************************************
 *  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\SgSeo\Service\HeadTagService;
use TYPO3\CMS\Core\Package\Exception;
use TYPO3\CMS\Core\Resource\FileReference;
use TYPO3\CMS\Core\Utility\ExtensionManagementUtility;
use TYPO3\CMS\Core\Utility\GeneralUtility;
use TYPO3\CMS\Frontend\Controller\TypoScriptFrontendController;

/**
 * Service class for the meta data within the header
 */
class HeaderMetaDataService {
	/**
	 * Sets the data for the og:image meta data header tag.
	 *
	 * @param string|FileReference $path
	 * @return void
	 */
	public static function addOgImageToHeader($path): void {
		/** @var $typoScriptController TypoScriptFrontendController */
		$typoScriptController = $GLOBALS['TSFE'];
		$typoScriptController->page['og_image_path_by_extension'] = $path;
	}

	/**
	 * Adds the page number to the canonical
	 *
	 * @param int $currentPage
	 * @return void
	 * @throws Exception
	 */
	public static function addPageNumberToCanonical(int $currentPage): void {
		if ($currentPage < 1) {
			return;
		}

		if (version_compare(ExtensionManagementUtility::getExtensionVersion('sg_seo'), '5.0.0', '>=')) {
			$headTagService = GeneralUtility::makeInstance(
				HeadTagService::class,
				FALSE,
				'',
				'',
				'&tx_sgnews_pagebrowser[currentPage]=' . $currentPage
			);
			$headTagService->execute();
		} else {
			$GLOBALS['TSFE']->page['extensionArgumentsForCanonicalAndHrefLang'] =
				'&tx_sgnews_pagebrowser[currentPage]=' . $currentPage;
		}
	}
}