1 files changed, 95 insertions, 0 deletions
diff --git a/apps/files_sharing/lib/Listener/ShareInteractionListener.php b/apps/files_sharing/lib/Listener/ShareInteractionListener.php
new file mode 100644
index 00000000000..de4753d3da8
--- /dev/null
+++ b/apps/files_sharing/lib/Listener/ShareInteractionListener.php
@@ -0,0 +1,95 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * @copyright 2020 Christoph Wurst <christoph@winzerhof-wurst.at>
+ *
+ * @author 2020 Christoph Wurst <christoph@winzerhof-wurst.at>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+namespace OCA\Files_Sharing\Listener;
+
+use OCP\Contacts\Events\ContactInteractedWithEvent;
+use OCP\EventDispatcher\Event;
+use OCP\EventDispatcher\IEventDispatcher;
+use OCP\EventDispatcher\IEventListener;
+use OCP\ILogger;
+use OCP\IUserManager;
+use OCP\Share\Events\ShareCreatedEvent;
+use OCP\Share\IShare;
+use function in_array;
+
+class ShareInteractionListener implements IEventListener {
+
+	private const SUPPORTED_SHARE_TYPES = [
+		IShare::TYPE_USER,
+		IShare::TYPE_EMAIL,
+		IShare::TYPE_REMOTE,
+	];
+
+	/** @var IEventDispatcher */
+	private $dispatcher;
+
+	/** @var IUserManager */
+	private $userManager;
+
+	/** @var ILogger */
+	private $logger;
+
+	public function __construct(IEventDispatcher $dispatcher,
+								IUserManager $userManager,
+								ILogger $logger) {
+		$this->dispatcher = $dispatcher;
+		$this->userManager = $userManager;
+		$this->logger = $logger;
+	}
+
+	public function handle(Event $event): void {
+		if (!($event instanceof ShareCreatedEvent)) {
+			// Unrelated
+			return;
+		}
+
+		$share = $event->getShare();
+		if (!in_array($share->getShareType(), self::SUPPORTED_SHARE_TYPES, true)) {
+			$this->logger->debug('Share type does not allow to emit interaction event');
+			return;
+		}
+		$actor = $this->userManager->get($share->getSharedBy());
+		if ($actor === null) {
+			$this->logger->warning('Share was not created by a user, can\'t emit interaction event');
+			return;
+		}
+		$interactionEvent = new ContactInteractedWithEvent($actor);
+		switch ($share->getShareType()) {
+			case IShare::TYPE_USER:
+				$interactionEvent->setUid($share->getSharedWith());
+				break;
+			case IShare::TYPE_EMAIL:
+				$interactionEvent->setEmail($share->getSharedWith());
+				break;
+			case IShare::TYPE_REMOTE:
+				$interactionEvent->setFederatedCloudId($share->getSharedWith());
+				break;
+		}
+
+		$this->dispatcher->dispatchTyped($interactionEvent);
+	}
+
+}