Add a provider for linked collaboration resources

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

2 files changed, 198 insertions, 0 deletions

diff --git a/lib/Collaboration/Resources/ConversationProvider.php b/lib/Collaboration/Resources/ConversationProvider.php
new file mode 100644
index 000000000..b0616ac3a
--- /dev/null
+++ b/lib/Collaboration/Resources/ConversationProvider.php
@@ -0,0 +1,90 @@
+<?php
+declare(strict_types=1);
+/**
+ * @copyright Copyright (c) 2018 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\Spreed\Collaboration\Resources;
+
+use OCA\Spreed\Exceptions\RoomNotFoundException;
+use OCA\Spreed\Manager;
+use OCA\Spreed\Room;
+use OCP\Collaboration\Resources\IProvider;
+use OCP\Collaboration\Resources\IResource;
+use OCP\Collaboration\Resources\ResourceException;
+use OCP\IUser;
+
+class ConversationProvider implements IProvider {
+
+	/** @var Manager */
+	protected $manager;
+
+	public function __construct(Manager $manager) {
+		$this->manager = $manager;
+	}
+
+	public function getResourceRichObject(IResource $resource): array {
+		try {
+			$room = $this->manager->getRoomByToken($resource->getId());
+
+			return [
+				'type' => 'file',
+				'id' => $resource->getId(),
+				'name' => $room->getDisplayName(''),
+				'call-type' => $this->getRoomType($room),
+			];
+		} catch (RoomNotFoundException $e) {
+			throw new ResourceException('Conversation not found');
+		}
+	}
+
+	public function canAccessResource(IResource $resource, IUser $user = null): bool {
+		try {
+			$room = $this->manager->getRoomForParticipantByToken(
+				$resource->getId(),
+				$user instanceof IUser ? $user->getUID() : null
+			);
+			return $room->getType() === Room::PUBLIC_CALL;
+		} catch (RoomNotFoundException $e) {
+			throw new ResourceException('Conversation not found');
+		}
+	}
+
+	public function getType(): string {
+		return 'room';
+	}
+
+	/**
+	 * @param Room $room
+	 * @return string
+	 * @throws \InvalidArgumentException
+	 */
+	protected function getRoomType(Room $room): string {
+		switch ($room->getType()) {
+			case Room::ONE_TO_ONE_CALL:
+				return 'one2one';
+			case Room::GROUP_CALL:
+				return 'group';
+			case Room::PUBLIC_CALL:
+				return 'public';
+			default:
+				throw new \InvalidArgumentException('Unknown room type');
+		}
+	}
+}
diff --git a/lib/Collaboration/Resources/Listener.php b/lib/Collaboration/Resources/Listener.php
new file mode 100644
index 000000000..1b3970f70
--- /dev/null
+++ b/lib/Collaboration/Resources/Listener.php
@@ -0,0 +1,108 @@
+<?php
+declare(strict_types=1);
+/**
+ * @copyright Copyright (c) 2019 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\Spreed\Collaboration\Resources;
+
+use OCA\Spreed\Participant;
+use OCA\Spreed\Room;
+use OCP\Collaboration\Resources\IManager;
+use OCP\IUser;
+use OCP\IUserManager;
+use Symfony\Component\EventDispatcher\EventDispatcherInterface;
+use Symfony\Component\EventDispatcher\GenericEvent;
+
+class Listener {
+	public static function register(EventDispatcherInterface $dispatcher): void {
+		$listener = function(GenericEvent $event) {
+			/** @var Room $room */
+			$room = $event->getSubject();
+			/** @var IManager $manager */
+			$resourceManager = \OC::$server->query(IManager::class);
+
+			$resource = $resourceManager->getResourceForUser('room', $room->getToken(), null);
+			$resourceManager->invalidateAccessCacheForResource($resource);
+		};
+		$dispatcher->addListener(Room::class . '::postDeleteRoom', $listener);
+
+		$listener = function(GenericEvent $event) {
+			/** @var Room $room */
+			$room = $event->getSubject();
+			/** @var IManager $manager */
+			$resourceManager = \OC::$server->query(IManager::class);
+			/** @var IUserManager $userManager */
+			$userManager = \OC::$server->getUserManager();
+			$resource = $resourceManager->getResourceForUser('room', $room->getToken(), null);
+
+			$participants = $event->getArgument('users');
+			foreach ($participants as $participant) {
+				$user = null;
+				if ($participant['user_id'] !== '') {
+					$user = $userManager->get($participant['user_id']);
+				}
+
+				$resourceManager->invalidateAccessCacheForResourceByUser($resource, $user);
+			}
+		};
+		$dispatcher->addListener(Room::class . '::postAddUser', $listener);
+
+		$listener = function(GenericEvent $event) {
+			/** @var Room $room */
+			$room = $event->getSubject();
+			/** @var IManager $manager */
+			$resourceManager = \OC::$server->query(IManager::class);
+			/** @var IUser $user */
+			$user = $event->getArgument('user');
+			$resource = $resourceManager->getResourceForUser('room', $room->getToken(), null);
+
+			$resourceManager->invalidateAccessCacheForResourceByUser($resource, $user);
+		};
+		$dispatcher->addListener(Room::class . '::postRemoveUser', $listener);
+
+		$listener = function(GenericEvent $event) {
+			/** @var Room $room */
+			$room = $event->getSubject();
+			/** @var IManager $manager */
+			$resourceManager = \OC::$server->query(IManager::class);
+			/** @var IUserManager $userManager */
+			$userManager = \OC::$server->getUserManager();
+			$resource = $resourceManager->getResourceForUser('room', $room->getToken(), null);
+
+			/** @var Participant $participant */
+			$participant = $event->getArgument('participant');
+			$user = $userManager->get($participant->getUser());
+			$resourceManager->invalidateAccessCacheForResourceByUser($resource, $user);
+		};
+		$dispatcher->addListener(Room::class . '::postRemoveBySession', $listener);
+
+		$listener = function(GenericEvent $event) {
+			/** @var Room $room */
+			$room = $event->getSubject();
+			/** @var IManager $manager */
+			$resourceManager = \OC::$server->query(IManager::class);
+
+			$resource = $resourceManager->getResourceForUser('room', $room->getToken(), null);
+			$resourceManager->invalidateAccessCacheForResourceByUser($resource, null);
+		};
+		$dispatcher->addListener(Room::class . '::postChangeType', $listener);
+		$dispatcher->addListener(Room::class . '::postInviteByEmail', $listener);
+	}
+}