Implement event listener to set creation date based on content field

Author: emodric

bundle/EventListener/Content/CreationDateEventListener.php

@@ -0,0 +1,65 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Netgen\Bundle\SiteBundle\EventListener\Content;
+
+use DateTimeInterface;
+use Ibexa\Contracts\Core\Repository\ContentService;
+use Ibexa\Contracts\Core\Repository\Events\Content\PublishVersionEvent;
+use Ibexa\Contracts\Core\SiteAccess\ConfigResolverInterface;
+use Ibexa\Core\FieldType\DateAndTime\Value as DateAndTimeValue;
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+
+use function array_key_exists;
+
+final class CreationDateEventListener implements EventSubscriberInterface
+{
+    public function __construct(
+        private ConfigResolverInterface $configResolver,
+        private ContentService $contentService,
+    ) {
+    }
+
+    public static function getSubscribedEvents(): array
+    {
+        return [
+            PublishVersionEvent::class => ['onPublishVersion', 255],
+        ];
+    }
+
+    /**
+     * Sets the creation date of the content based on a field value.
+     */
+    public function onPublishVersion(PublishVersionEvent $event): void
+    {
+        /** @var bool $listenerEnabled */
+        $listenerEnabled = $this->configResolver->getParameter('set_creation_date.enabled', 'ngsite');
+        if (!$listenerEnabled) {
+            return;
+        }
+
+        /** @var array<string, string> $fieldConfig */
+        $fieldConfig = $this->configResolver->getParameter('set_creation_date.fields', 'ngsite');
+
+        $content = $event->getContent();
+        $contentTypeIdentifier = $content->getContentType()->identifier;
+        if (!array_key_exists($contentTypeIdentifier, $fieldConfig)) {
+            return;
+        }
+
+        if (!isset($content->fields[$fieldConfig[$contentTypeIdentifier]])) {
+            return;
+        }
+
+        $creationDate = $content->getFieldValue($fieldConfig[$contentTypeIdentifier]);
+        if (!$creationDate instanceof DateAndTimeValue || !$creationDate->value instanceof DateTimeInterface) {
+            return;
+        }
+
+        $updateStruct = $this->contentService->newContentMetadataUpdateStruct();
+        $updateStruct->publishedDate = $creationDate->value;
+
+        $this->contentService->updateContentMetadata($content->contentInfo, $updateStruct);
+    }
+}

bundle/Resources/config/event_listeners.yaml

@@ -69,3 +69,11 @@ services:
         class: Netgen\Bundle\SiteBundle\EventListener\HoneypotListener
         tags:
             - { name: kernel.event_subscriber }
+
+    ngsite.listener.content.creation_date:
+        class: Netgen\Bundle\SiteBundle\EventListener\Content\CreationDateEventListener
+        arguments:
+            - "@ibexa.config.resolver"
+            - "@ibexa.api.service.content"
+        tags:
+            - { name: kernel.event_subscriber }

bundle/Resources/config/parameters.yaml

@@ -26,6 +26,11 @@ parameters:
     ngsite.default.path_helper.excluded_content_types: ['ng_container', 'folder']
     ngsite.default.container_content_types: ['ng_container', 'folder']
 
+    ngsite.default.set_creation_date.enabled: false
+    ngsite.default.set_creation_date.fields:
+        ng_news: publish_date
+        ng_blog_post: publish_date
+
     ngsite.default.mail.sender_email: 'info@example.com'
     ngsite.default.mail.sender_name: 'Netgen Site'
     ngsite.default.mail.admin_email: ~