1 files changed, 114 insertions, 0 deletions
diff --git a/apps/dav/lib/CardDAV/Activity/Provider/Card.php b/apps/dav/lib/CardDAV/Activity/Provider/Card.php
new file mode 100644
index 00000000000..acf23c00531
--- /dev/null
+++ b/apps/dav/lib/CardDAV/Activity/Provider/Card.php
@@ -0,0 +1,114 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * SPDX-FileCopyrightText: 2021 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+namespace OCA\DAV\CardDAV\Activity\Provider;
+
+use OCP\Activity\Exceptions\UnknownActivityException;
+use OCP\Activity\IEvent;
+use OCP\Activity\IEventMerger;
+use OCP\Activity\IManager;
+use OCP\App\IAppManager;
+use OCP\IGroupManager;
+use OCP\IL10N;
+use OCP\IURLGenerator;
+use OCP\IUserManager;
+use OCP\L10N\IFactory;
+
+class Card extends Base {
+	public const SUBJECT_ADD = 'card_add';
+	public const SUBJECT_UPDATE = 'card_update';
+	public const SUBJECT_DELETE = 'card_delete';
+
+	public function __construct(
+		protected IFactory $languageFactory,
+		IURLGenerator $url,
+		protected IManager $activityManager,
+		IUserManager $userManager,
+		IGroupManager $groupManager,
+		protected IEventMerger $eventMerger,
+		protected IAppManager $appManager,
+	) {
+		parent::__construct($userManager, $groupManager, $url);
+	}
+
+	/**
+	 * @param string $language
+	 * @param IEvent $event
+	 * @param IEvent|null $previousEvent
+	 * @return IEvent
+	 * @throws UnknownActivityException
+	 */
+	public function parse($language, IEvent $event, ?IEvent $previousEvent = null): IEvent {
+		if ($event->getApp() !== 'dav' || $event->getType() !== 'contacts') {
+			throw new UnknownActivityException();
+		}
+
+		$l = $this->languageFactory->get('dav', $language);
+
+		if ($this->activityManager->getRequirePNG()) {
+			$event->setIcon($this->url->getAbsoluteURL($this->url->imagePath('core', 'places/contacts-dark.png')));
+		} else {
+			$event->setIcon($this->url->getAbsoluteURL($this->url->imagePath('core', 'places/contacts.svg')));
+		}
+
+		if ($event->getSubject() === self::SUBJECT_ADD) {
+			$subject = $l->t('{actor} created contact {card} in address book {addressbook}');
+		} elseif ($event->getSubject() === self::SUBJECT_ADD . '_self') {
+			$subject = $l->t('You created contact {card} in address book {addressbook}');
+		} elseif ($event->getSubject() === self::SUBJECT_DELETE) {
+			$subject = $l->t('{actor} deleted contact {card} from address book {addressbook}');
+		} elseif ($event->getSubject() === self::SUBJECT_DELETE . '_self') {
+			$subject = $l->t('You deleted contact {card} from address book {addressbook}');
+		} elseif ($event->getSubject() === self::SUBJECT_UPDATE) {
+			$subject = $l->t('{actor} updated contact {card} in address book {addressbook}');
+		} elseif ($event->getSubject() === self::SUBJECT_UPDATE . '_self') {
+			$subject = $l->t('You updated contact {card} in address book {addressbook}');
+		} else {
+			throw new UnknownActivityException();
+		}
+
+		$parsedParameters = $this->getParameters($event, $l);
+		$this->setSubjects($event, $subject, $parsedParameters);
+
+		$event = $this->eventMerger->mergeEvents('card', $event, $previousEvent);
+		return $event;
+	}
+
+	protected function getParameters(IEvent $event, IL10N $l): array {
+		$subject = $event->getSubject();
+		$parameters = $event->getSubjectParameters();
+
+		switch ($subject) {
+			case self::SUBJECT_ADD:
+			case self::SUBJECT_DELETE:
+			case self::SUBJECT_UPDATE:
+				return [
+					'actor' => $this->generateUserParameter($parameters['actor']),
+					'addressbook' => $this->generateAddressbookParameter($parameters['addressbook'], $l),
+					'card' => $this->generateCardParameter($parameters['card']),
+				];
+			case self::SUBJECT_ADD . '_self':
+			case self::SUBJECT_DELETE . '_self':
+			case self::SUBJECT_UPDATE . '_self':
+				return [
+					'addressbook' => $this->generateAddressbookParameter($parameters['addressbook'], $l),
+					'card' => $this->generateCardParameter($parameters['card']),
+				];
+		}
+
+		throw new \InvalidArgumentException();
+	}
+
+	private function generateCardParameter(array $cardData): array {
+		return [
+			'type' => 'addressbook-contact',
+			'id' => $cardData['id'],
+			'name' => $cardData['name'],
+		];
+	}
+}