Add meta tags

Classes/Controller/DateController.php

@@ -16,6 +16,7 @@
 use WerkraumMedia\Events\Domain\Repository\RegionRepository;
 use WerkraumMedia\Events\Events\Controller\DateListVariables;
 use WerkraumMedia\Events\Events\Controller\DateSearchVariables;
+use WerkraumMedia\Events\Frontend\MetaInformation\DateMetaInformationInterface;
 use WerkraumMedia\Events\Pagination\Factory;
 use WerkraumMedia\Events\Service\DataProcessingForModels;
 
@@ -28,7 +29,8 @@ public function __construct(
         private readonly CategoryRepository $categoryRepository,
         private readonly Factory $paginationFactory,
         private readonly DataProcessingForModels $dataProcessing,
-        private readonly ExtensionService $extensionService
+        private readonly ExtensionService $extensionService,
+        private readonly DateMetaInformationInterface $metaInformationService
     ) {
     }
 
@@ -110,6 +112,7 @@ public function showAction(Date $date): ResponseInterface
             $this->trigger404('No event found for requested date.');
         }
 
+        $this->metaInformationService->setDate($date);
         $this->view->assign('date', $date);
         return $this->htmlResponse();
     }

Classes/Controller/EventController.php

@@ -9,14 +9,16 @@
 use WerkraumMedia\Events\Domain\Model\Dto\EventDemandFactory;
 use WerkraumMedia\Events\Domain\Model\Event;
 use WerkraumMedia\Events\Domain\Repository\EventRepository;
+use WerkraumMedia\Events\Frontend\MetaInformation\EventMetaInformationInterface;
 use WerkraumMedia\Events\Service\DataProcessingForModels;
 
 final class EventController extends AbstractController
 {
     public function __construct(
         private readonly EventRepository $eventRepository,
         private readonly DataProcessingForModels $dataProcessing,
-        private readonly EventDemandFactory $demandFactory
+        private readonly EventDemandFactory $demandFactory,
+        private readonly EventMetaInformationInterface $metaInformationService
     ) {
     }
 
@@ -38,6 +40,7 @@ public function listAction(): ResponseInterface
     #[Extbase\IgnoreValidation(['value' => 'event'])]
     public function showAction(Event $event): ResponseInterface
     {
+        $this->metaInformationService->setEvent($event);
         $this->view->assign('event', $event);
         return $this->htmlResponse();
     }

Classes/Domain/Model/Date.php

@@ -24,7 +24,13 @@ class Date extends AbstractEntity
 
     protected ?Date $originalDate = null;
 
-    protected Event $event;
+    /**
+     * Can not be null in theory.
+     * But editors might disable an event.
+     * The date might still be available by Extbase, but without event.
+     * This needs to be handled properly by consuming code for now.
+     */
+    protected ?Event $event;
 
     protected string $canceledLink = '';
 
@@ -65,7 +71,7 @@ public function getEndsOnSameDay(): bool
         return $end && $this->getStart()->format('Y-m-d') === $end->format('Y-m-d');
     }
 
-    public function getEvent(): Event
+    public function getEvent(): ?Event
     {
         return $this->event;
     }

Classes/Domain/Model/Event.php

@@ -70,6 +70,8 @@ class Event extends AbstractEntity
      */
     protected ObjectStorage $features;
 
+    protected string $keywords;
+
     /**
      * @var ObjectStorage<Partner>
      */
@@ -370,6 +372,11 @@ public function getFeatures(): array
         return $this->getSortedCategory($this->features);
     }
 
+    public function getKeywords(): string
+    {
+        return $this->keywords;
+    }
+
     public function setLanguageUid(int $languageUid): void
     {
         $this->_languageUid = $languageUid;

Classes/Frontend/MetaInformation/DateMetaInformationInterface.php

@@ -0,0 +1,31 @@
+<?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 WerkraumMedia\Events\Frontend\MetaInformation;
+
+use WerkraumMedia\Events\Domain\Model\Date;
+
+interface DateMetaInformationInterface
+{
+    public function setDate(Date $date): void;
+}

Classes/Frontend/MetaInformation/DateMetaInformationService.php

@@ -0,0 +1,72 @@
+<?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 WerkraumMedia\Events\Frontend\MetaInformation;
+
+use TYPO3\CMS\Core\MetaTag\MetaTagManagerRegistry;
+use WerkraumMedia\Events\Domain\Model\Date;
+
+/**
+ * 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
+{
+    public function __construct(
+        private readonly MetaTagManagerRegistry $metaTagManagerRegistry
+    ) {
+    }
+
+    public function setDate(Date $date): void
+    {
+        $this->setDescription($date);
+        $this->setKeywords($date);
+    }
+
+    private function setDescription(Date $date): void
+    {
+        $description = $date->getEvent()?->getTeaser() ?? '';
+        if ($description === '') {
+            return;
+        }
+
+        $this->metaTagManagerRegistry
+            ->getManagerForProperty('description')
+            ->addProperty('description', $description)
+        ;
+    }
+
+    private function setKeywords(Date $date): void
+    {
+        $keywords = $date->getEvent()?->getKeywords() ?? '';
+        if ($keywords === '') {
+            return;
+        }
+
+        $this->metaTagManagerRegistry
+            ->getManagerForProperty('keywords')
+            ->addProperty('keywords', $keywords)
+        ;
+    }
+}

Classes/Frontend/MetaInformation/EventMetaInformationInterface.php

@@ -0,0 +1,31 @@
+<?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 WerkraumMedia\Events\Frontend\MetaInformation;
+
+use WerkraumMedia\Events\Domain\Model\Event;
+
+interface EventMetaInformationInterface
+{
+    public function setEvent(Event $event): void;
+}

Classes/Frontend/MetaInformation/EventMetaInformationService.php

@@ -0,0 +1,72 @@
+<?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 WerkraumMedia\Events\Frontend\MetaInformation;
+
+use TYPO3\CMS\Core\MetaTag\MetaTagManagerRegistry;
+use WerkraumMedia\Events\Domain\Model\Event;
+
+/**
+ * TYPO3 has many different APIs to set meta information like: Page Title, Meta Tags, OpenGraph Tags, etc.
+ * Those are combined here for Event detail view.
+ * That way there is a single place to connect the details to TYPO3 APIs.
+ */
+final class EventMetaInformationService implements EventMetaInformationInterface
+{
+    public function __construct(
+        private readonly MetaTagManagerRegistry $metaTagManagerRegistry
+    ) {
+    }
+
+    public function setEvent(Event $event): void
+    {
+        $this->setDescription($event);
+        $this->setKeywords($event);
+    }
+
+    private function setDescription(Event $event): void
+    {
+        $description = $event->getTeaser();
+        if ($description === '') {
+            return;
+        }
+
+        $this->metaTagManagerRegistry
+            ->getManagerForProperty('description')
+            ->addProperty('description', $description)
+        ;
+    }
+
+    private function setKeywords(Event $event): void
+    {
+        $keywords = $event->getKeywords();
+        if ($keywords === '') {
+            return;
+        }
+
+        $this->metaTagManagerRegistry
+            ->getManagerForProperty('keywords')
+            ->addProperty('keywords', $keywords)
+        ;
+    }
+}

Classes/Service/DestinationDataImportService.php

@@ -182,14 +182,21 @@ public function processData(array $data): int
             $this->persistenceManager->persistAll();
 
             // Apply changes via DataHandler (The new way)
-            $this->logger->info('Apply changes via DataHandler');
-            if ($event['categories'] ?? false) {
-                $this->setCategories($event['categories']);
-            }
-            if ($event['features']) {
-                $this->setFeatures($event['features']);
+            $eventUid = $this->tmpCurrentEvent->getUid();
+            if (is_int($eventUid) === false) {
+                throw new Exception('Could not persist and fetch uid of event.', 1701244570);
             }
 
+            $this->logger->info('Apply changes via DataHandler');
+            $this->dataHandler->updateEvent(
+                $eventUid,
+                [
+                    new Assignment('keywords', implode(', ', $event['keywords'] ?? [])),
+                    $this->getCategories($event['categories'] ?? []),
+                    $this->getFeatures($event['features'] ?? []),
+                ]
+            );
+
             $this->logger->info('Update slugs');
             $this->slugger->update('tx_events_domain_model_event');
             $this->slugger->update('tx_events_domain_model_date');
@@ -202,7 +209,7 @@ public function processData(array $data): int
         return 0;
     }
 
-    private function setCategories(array $categories): void
+    private function getCategories(array $categories): Assignment
     {
         $categories = $this->categoriesAssignment->getCategories(new CategoryImport(
             $this->import->getCategoryParent(),
@@ -216,14 +223,13 @@ private function setCategories(array $categories): void
         );
         $this->eventDispatcher->dispatch($event);
 
-        $this->dataHandler->storeAssignments(new Assignment(
-            $this->tmpCurrentEvent->getUid(),
+        return Assignment::createFromDomainObjects(
             'categories',
             $event->getCategories()->toArray()
-        ));
+        );
     }
 
-    private function setFeatures(array $features): void
+    private function getFeatures(array $features): Assignment
     {
         $features = $this->categoriesAssignment->getCategories(new CategoryImport(
             $this->import->getFeaturesParent(),
@@ -232,11 +238,10 @@ private function setFeatures(array $features): void
             true
         ));
 
-        $this->dataHandler->storeAssignments(new Assignment(
-            $this->tmpCurrentEvent->getUid(),
+        return Assignment::createFromDomainObjects(
             'features',
             $features->toArray()
-        ));
+        );
     }
 
     private function setDates(