Add support for room shares

js/richobjectstringparser.js

@@ -16,7 +16,7 @@
 		_userLocalTemplate: '<span class="mention-user {{#if isCurrentUser}}current-user{{/if}}" data-user="{{id}}">@{{name}}</span>',
 
 		_unknownTemplate: '<strong>{{name}}</strong>',
-		_unknownLinkTemplate: '<a href="{{link}}">{{name}}</a>',
+		_unknownLinkTemplate: '<a href="{{link}}" class="external" target="_blank" rel="noopener noreferrer"><strong>{{name}}</strong></a>',
 
 		/**
 		 * @param {string} subject

lib/AppInfo/Application.php

@@ -29,6 +29,7 @@
 use OCA\Spreed\GuestManager;
 use OCA\Spreed\HookListener;
 use OCA\Spreed\Notification\Notifier;
+use OCA\Spreed\Participant;
 use OCA\Spreed\Room;
 use OCA\Spreed\Settings\Personal;
 use OCA\Spreed\Signaling\BackendNotifier;
@@ -70,6 +71,7 @@ public function register() {
 		$this->registerRoomInvitationHook($dispatcher);
 		$this->registerCallNotificationHook($dispatcher);
 		$this->registerChatHooks($dispatcher);
+		$this->registerRoomHooks($dispatcher);
 		$this->registerClientLinks($server);
 
 		/** @var Listener $systemMessageListener */
@@ -321,4 +323,38 @@ protected function registerChatHooks(EventDispatcherInterface $dispatcher) {
 		};
 		$dispatcher->addListener(Room::class . '::postDeleteRoom', $listener);
 	}
+
+	protected function registerRoomHooks(EventDispatcherInterface $dispatcher) {
+		$listener = function(GenericEvent $event)  {
+			/** @var Room $room */
+			$room = $event->getSubject();
+
+			if ($event->getArgument('selfJoin')) {
+				/** @var \OCA\Spreed\Share\RoomShareProvider $roomShareProvider */
+				$roomShareProvider = $this->getContainer()->query(\OCA\Spreed\Share\RoomShareProvider::class);
+				$roomShareProvider->deleteInRoom($room->getToken(), $event->getArgument('userId'));
+			}
+		};
+		$dispatcher->addListener(Room::class . '::postUserDisconnectRoom', $listener);
+
+		$listener = function(GenericEvent $event) {
+			/** @var Room $room */
+			$room = $event->getSubject();
+
+			/** @var \OCA\Spreed\Share\RoomShareProvider $roomShareProvider */
+			$roomShareProvider = $this->getContainer()->query(\OCA\Spreed\Share\RoomShareProvider::class);
+			$roomShareProvider->deleteInRoom($room->getToken(), $event->getArgument('user')->getUID());
+		};
+		$dispatcher->addListener(Room::class . '::postRemoveUser', $listener);
+
+		$listener = function(GenericEvent $event) {
+			/** @var Room $room */
+			$room = $event->getSubject();
+
+			/** @var \OCA\Spreed\Share\RoomShareProvider $roomShareProvider */
+			$roomShareProvider = $this->getContainer()->query(\OCA\Spreed\Share\RoomShareProvider::class);
+			$roomShareProvider->deleteInRoom($room->getToken());
+		};
+		$dispatcher->addListener(Room::class . '::postDeleteRoom', $listener);
+	}
 }

lib/Chat/SystemMessage/Listener.php

@@ -23,11 +23,14 @@
 
 
 use OCA\Spreed\Chat\ChatManager;
+use OCA\Spreed\Manager;
 use OCA\Spreed\Participant;
 use OCA\Spreed\Room;
 use OCA\Spreed\TalkSession;
 use OCP\IUser;
 use OCP\IUserSession;
+use OCP\Share;
+use OCP\Share\IShare;
 use Symfony\Component\EventDispatcher\EventDispatcherInterface;
 use Symfony\Component\EventDispatcher\GenericEvent;
 
@@ -37,14 +40,17 @@ class Listener {
 	protected $dispatcher;
 	/** @var ChatManager */
 	protected $chatManager;
+	/** @var Manager */
+	protected $roomManager;
 	/** @var TalkSession */
 	protected $talkSession;
 	/** @var IUserSession */
 	protected $userSession;
 
-	public function __construct(EventDispatcherInterface $dispatcher, ChatManager $chatManager, TalkSession $talkSession, IUserSession $userSession) {
+	public function __construct(EventDispatcherInterface $dispatcher, ChatManager $chatManager, Manager $roomManager, TalkSession $talkSession, IUserSession $userSession) {
 		$this->dispatcher = $dispatcher;
 		$this->chatManager = $chatManager;
+		$this->roomManager = $roomManager;
 		$this->talkSession = $talkSession;
 		$this->userSession = $userSession;
 	}
@@ -129,6 +135,17 @@ public function register() {
 				$this->sendSystemMessage($room, 'moderator_demoted', ['user' => $event->getArgument('user')]);
 			}
 		});
+		$this->dispatcher->addListener('OCP\Share::postShare', function(GenericEvent $event) {
+			/** @var IShare $share */
+			$share = $event->getSubject();
+
+			if ($share->getShareType() !== Share::SHARE_TYPE_ROOM) {
+				return;
+			}
+
+			$room = $this->roomManager->getRoomByToken($share->getSharedWith());
+			$this->sendSystemMessage($room, 'file_shared', ['share' => $share->getId()]);
+		});
 	}
 
 	protected function sendSystemMessage(Room $room, string $message, array $parameters = []) {

lib/Chat/SystemMessage/Parser.php

@@ -24,8 +24,10 @@
 
 use OCA\Spreed\Exceptions\ParticipantNotFoundException;
 use OCA\Spreed\GuestManager;
+use OCA\Spreed\Share\RoomShareProvider;
 use OCP\Comments\IComment;
 use OCP\IL10N;
+use OCP\IURLGenerator;
 use OCP\IUser;
 use OCP\IUserManager;
 use OCP\IUserSession;
@@ -38,6 +40,10 @@ class Parser {
 	protected $guestManager;
 	/** @var IUserSession */
 	protected $userSession;
+	/** @var RoomShareProvider */
+	protected $shareProvider;
+	/** @var IURLGenerator */
+	protected $url;
 	/** @var IL10N */
 	protected $l;
 
@@ -46,10 +52,17 @@ class Parser {
 	/** @var string[] */
 	protected $guestNames = [];
 
-	public function __construct(IUserManager $userManager, GuestManager $guestManager, IUserSession $userSession, IL10N $l) {
+	public function __construct(IUserManager $userManager,
+								GuestManager $guestManager,
+								IUserSession $userSession,
+								RoomShareProvider $shareProvider,
+								IURLGenerator $url,
+								IL10N $l) {
 		$this->userManager = $userManager;
 		$this->guestManager = $guestManager;
 		$this->userSession = $userSession;
+		$this->shareProvider = $shareProvider;
+		$this->url = $url;
 		$this->l = $l;
 	}
 
@@ -146,6 +159,19 @@ public function parseMessage(IComment $comment, string $displayName): array {
 			} else if ($currentUser instanceof IUser && $currentUser->getUID() === $parsedParameters['user']['id']) {
 				$parsedMessage = $this->l->t('{actor} demoted you from moderator');
 			}
+		} else if ($message === 'file_shared') {
+			try {
+				$parsedParameters['file'] = $this->getFileFromShare($parameters['share']);
+				$parsedMessage = $this->l->t('{actor} shared {file} into the conversation');
+				if ($currentUserIsActor) {
+					$parsedMessage = $this->l->t('You shared {file} into the conversation');
+				}
+			} catch (\Exception $e) {
+				$parsedMessage = $this->l->t('{actor} shared a file which is no longer available');
+				if ($currentUserIsActor) {
+					$parsedMessage = $this->l->t('You shared a file which is no longer available');
+				}
+			}
 		}
 
 		$comment->setMessage($message);
@@ -161,6 +187,36 @@ protected function getActor(IComment $comment): array {
 		return $this->getUser($comment->getActorId());
 	}
 
+	/**
+	 * @param string $shareId
+	 * @return array
+	 * @throws \OCP\Files\InvalidPathException
+	 * @throws \OCP\Files\NotFoundException
+	 * @throws \OCP\Share\Exceptions\ShareNotFound
+	 */
+	protected function getFileFromShare(string $shareId): array {
+		$share = $this->shareProvider->getShareById($shareId);
+		$node = $share->getNode();
+
+
+		if ($this->userSession->isLoggedIn()) {
+			$url = $this->url->linkToRouteAbsolute('files.viewcontroller.showFile', [
+				'fileid' => $node->getId(),
+			]);
+		} else {
+			$url = $this->url->linkToRouteAbsolute('files_sharing.sharecontroller.showShare', [
+				'token' => $share->getToken(),
+			]);
+		}
+
+		return [
+			'type' => 'file',
+			'id' => $shareId,
+			'name' => $node->getName(),
+			'link' => $url,
+		];
+	}
+
 	protected function getUser(string $uid): array {
 		if (!isset($this->displayNames[$uid])) {
 			$this->displayNames[$uid] = $this->getDisplayName($uid);

lib/Share/Helper/DeletedShareAPIController.php

@@ -0,0 +1,101 @@
+<?php
+declare(strict_types=1);
+
+/**
+ *
+ * @copyright Copyright (c) 2018, Daniel Calviño Sánchez (danxuliu@gmail.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\Share\Helper;
+
+use OCA\Spreed\Exceptions\RoomNotFoundException;
+use OCA\Spreed\Manager;
+use OCA\Spreed\Room;
+use OCP\IUserManager;
+use OCP\Share\IShare;
+
+/**
+ * Helper of OCA\Files_Sharing\Controller\DeletedShareAPIController for room
+ * shares.
+ *
+ * The methods of this class are called from the DeletedShareAPIController to
+ * perform actions or checks specific to room shares.
+ */
+class DeletedShareAPIController {
+
+	/** @var string */
+	private $userId;
+
+	/** @var IUserManager */
+	private $userManager;
+
+	/** @var Manager */
+	private $manager;
+
+	/**
+	 * DeletedShareAPIController constructor.
+	 *
+	 * @param string $UserId
+	 * @param IUserManager $userManager
+	 * @param Manager $manager
+	 */
+	public function __construct(
+			string $UserId,
+			IUserManager $userManager,
+			Manager $manager
+	) {
+		$this->userId = $UserId;
+		$this->userManager = $userManager;
+		$this->manager = $manager;
+	}
+
+	/**
+	 * Formats the specific fields of a room share for OCS output.
+	 *
+	 * The returned fields override those set by the main
+	 * DeletedShareAPIController.
+	 *
+	 * @param IShare $share
+	 * @return array
+	 */
+	public function formatShare(IShare $share): array {
+		$result = [];
+
+		try {
+			$room = $this->manager->getRoomByToken($share->getSharedWith());
+		} catch (RoomNotFoundException $e) {
+			return $result;
+		}
+
+		// The display name of one-to-one rooms is set to the display name of
+		// the other participant.
+		$roomName = $room->getName();
+		if ($room->getType() === Room::ONE_TO_ONE_CALL) {
+			$participantsList = $room->getParticipants()['users'];
+			unset($participantsList[$this->userId]);
+
+			$roomName = $this->userManager->get(key($participantsList))->getDisplayName();
+		}
+
+		$result['share_with_displayname'] = $roomName;
+
+		return $result;
+	}
+
+}