feat(federation): Register the OCM resource

Signed-off-by: Joas Schilling <coding@schilljs.com>

lib/AppInfo/Application.php

@@ -84,6 +84,7 @@
 use OCA\Talk\Events\SystemMessagesMultipleSentEvent;
 use OCA\Talk\Events\UserJoinedRoomEvent;
 use OCA\Talk\Federation\CloudFederationProviderTalk;
+use OCA\Talk\Federation\Proxy\TalkV1\Listener\ResourceTypeRegisterListener;
 use OCA\Talk\Federation\Proxy\TalkV1\Notifier\BeforeRoomDeletedListener as TalkV1BeforeRoomDeletedListener;
 use OCA\Talk\Federation\Proxy\TalkV1\Notifier\CancelRetryOCMListener as TalkV1CancelRetryOCMListener;
 use OCA\Talk\Federation\Proxy\TalkV1\Notifier\MessageSentListener as TalkV1MessageSentListener;
@@ -146,6 +147,7 @@
 use OCP\IUser;
 use OCP\IUserSession;
 use OCP\L10N\IFactory;
+use OCP\OCM\Events\ResourceTypeRegisterEvent;
 use OCP\Security\CSP\AddContentSecurityPolicyEvent;
 use OCP\Security\FeaturePolicy\AddFeaturePolicyEvent;
 use OCP\Server;
@@ -288,6 +290,7 @@ public function register(IRegistrationContext $context): void {
 		$context->registerEventListener(SystemMessageSentEvent::class, TalkV1MessageSentListener::class);
 		$context->registerEventListener(SystemMessagesMultipleSentEvent::class, TalkV1MessageSentListener::class);
 		$context->registerEventListener(AttendeeRemovedEvent::class, TalkV1CancelRetryOCMListener::class);
+		$context->registerEventListener(ResourceTypeRegisterEvent::class, ResourceTypeRegisterListener::class);
 
 		// Signaling listeners (External)
 		$context->registerEventListener(AttendeesAddedEvent::class, SignalingListener::class);

lib/Federation/Proxy/TalkV1/Listener/ResourceTypeRegisterListener.php

@@ -0,0 +1,66 @@
+<?php
+
+declare(strict_types=1);
+/*
+ * @copyright Copyright (c) 2024 Joas Schilling <coding@schilljs.com>
+ *
+ * @author Joas Schilling <coding@schilljs.com>
+ *
+ * @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\Talk\Federation\Proxy\TalkV1\Listener;
+
+use OCA\Talk\Config;
+use OCA\Talk\Federation\CloudFederationProviderTalk;
+use OCA\Talk\Federation\FederationManager;
+use OCP\EventDispatcher\Event;
+use OCP\EventDispatcher\IEventListener;
+use OCP\OCM\Events\ResourceTypeRegisterEvent;
+use OCP\OCM\IOCMProvider;
+
+/**
+ * @template-implements IEventListener<Event>
+ */
+class ResourceTypeRegisterListener implements IEventListener {
+
+	public function __construct(
+		protected Config $talkConfig,
+		protected IOCMProvider $provider,
+		protected CloudFederationProviderTalk $talkProvider,
+	) {
+	}
+
+	public function handle(Event $event): void {
+		if (!$event instanceof ResourceTypeRegisterEvent) {
+			// Unrelated
+			return;
+		}
+
+		if (!$this->talkConfig->isFederationEnabled()) {
+			return;
+		}
+
+		$event->registerResourceType(
+			FederationManager::TALK_ROOM_RESOURCE,
+			$this->talkProvider->getSupportedShareTypes(),
+			[
+				'talk-v1' => '/ocs/v2.php/apps/spreed/api/',
+			]
+		);
+	}
+}