Add an endpoint for a media tab

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

appinfo/routes/routesChatController.php

@@ -52,5 +52,7 @@ return [
 		['name' => 'Chat#mentions', 'url' => '/api/{apiVersion}/chat/{token}/mentions', 'verb' => 'GET', 'requirements' => $requirements],
 		/** @see \OCA\Talk\Controller\ChatController::shareObjectToChat() */
 		['name' => 'Chat#shareObjectToChat', 'url' => '/api/{apiVersion}/chat/{token}/share', 'verb' => 'POST', 'requirements' => $requirements],
+		/** @see \OCA\Talk\Controller\ChatController::getObjectsSharedInRoom() */
+		['name' => 'Chat#getObjectsSharedInRoom', 'url' => '/api/{apiVersion}/chat/{token}/share', 'verb' => 'GET', 'requirements' => $requirements],
 	],
 ];

lib/Controller/ChatController.php

@@ -700,6 +700,37 @@ class ChatController extends AEnvironmentAwareController {
 		return $this->setReadMarker($unreadId);
 	}
 
+	/**
+	 * @PublicPage
+	 * @RequireParticipant
+	 * @RequireReadWriteConversation
+	 * @RequireModeratorOrNoLobby
+	 *
+	 * @param int $offset
+	 * @param int $limit
+	 * @return DataResponse
+	 */
+	public function getObjectsSharedInRoom(int $offset = 0, int $limit = 50): DataResponse {
+		$offset = max(0, $offset);
+		$limit = min(200, $limit);
+
+		$comments = $this->chatManager->searchForObjects('', [$this->room->getId()], 'object_shared', $offset, $limit);
+
+		$messages = [];
+		foreach ($comments as $comment) {
+			$message = $this->messageParser->createMessage($this->room, $this->participant, $comment, $this->l);
+			$this->messageParser->parseMessage($message);
+
+			if (!$message->getVisibility()) {
+				continue;
+			}
+
+			$messages[] = $message->toArray();
+		}
+
+		return new DataResponse($messages);
+	}
+
 	/**
 	 * @PublicPage
 	 * @RequireParticipant