events/Classes/Frontend/MetaInformation/DateMetaInformationService.php
Daniel Siepmann af8a50dc3b Provide Page Titles (#46)
That way it is possible to alter the TYPO3 page title when showing a
date or event.

Relates: #10640
2024-07-23 14:05:13 +02:00

94 lines
2.7 KiB
PHP

<?php
declare(strict_types=1);
/*
* Copyright (C) 2023 Daniel Siepmann <coding@daniel-siepmann.de>
*
* This program 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 2
* of the License, or (at your option) any later version.
*
* This program 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
namespace Wrm\Events\Frontend\MetaInformation;
use TYPO3\CMS\Core\MetaTag\MetaTagManagerRegistry;
use Wrm\Events\Domain\Model\Date;
use Wrm\Events\Frontend\PageTitleProvider\DateTitleProviderInterface;
/**
* TYPO3 has many different APIs to set meta information like: Page Title, Meta Tags, OpenGraph Tags, etc.
* Those are combined here for Date detail view.
* That way there is a single place to connect the details to TYPO3 APIs.
*/
final class DateMetaInformationService implements DateMetaInformationInterface
{
/**
* @var MetaTagManagerRegistry
*/
private $metaTagManagerRegistry;
/**
* @var DateTitleProviderInterface
*/
private $titleProvider;
public function __construct(
MetaTagManagerRegistry $metaTagManagerRegistry,
DateTitleProviderInterface $titleProvider
) {
$this->metaTagManagerRegistry = $metaTagManagerRegistry;
$this->titleProvider = $titleProvider;
}
public function setDate(Date $date): void
{
$this->setDescription($date);
$this->setKeywords($date);
$this->titleProvider->setDate($date);
}
private function setDescription(Date $date): void
{
$description = '';
if ($date->getEvent() !== null) {
$description = $date->getEvent()->getTeaser();
}
if ($description === '') {
return;
}
$this->metaTagManagerRegistry
->getManagerForProperty('description')
->addProperty('description', $description)
;
}
private function setKeywords(Date $date): void
{
$keywords = '';
if ($date->getEvent() !== null) {
$keywords = $date->getEvent()->getKeywords();
}
if ($keywords === '') {
return;
}
$this->metaTagManagerRegistry
->getManagerForProperty('keywords')
->addProperty('keywords', $keywords)
;
}
}