diff --git a/appinfo/routes.php b/appinfo/routes.php
index 67dfc3fa..2e043da3 100644
--- a/appinfo/routes.php
+++ b/appinfo/routes.php
@@ -17,6 +17,7 @@ return [
 		['name' => 'document#index', 'url' => 'index', 'verb' => 'GET'],
 		['name' => 'document#publicPage', 'url' => '/public', 'verb' => 'GET'],
 		['name' => 'document#create', 'url' => 'ajax/documents/create', 'verb' => 'POST'],
+		['name' => 'document#generate', 'url' => 'ajax/generate.php', 'verb' => 'GET'],
 
 		// WOPI access
 		['name' => 'wopi#checkFileInfo', 'url' => 'wopi/files/{fileId}', 'verb' => 'GET'],
diff --git a/js/viewer/viewer.js b/js/viewer/viewer.js
index 9a314c49..025a5ae9 100644
--- a/js/viewer/viewer.js
+++ b/js/viewer/viewer.js
@@ -107,6 +107,26 @@ var odfViewer = {
 
 		$('#app-content #controls').addClass('hidden');
 		$('#app-content').append($iframe);
+
+		$.ajax({type: 'GET',
+			url: OC.filePath('richdocuments', 'ajax', 'generate.php'),
+			data: {id: context.$file.attr('data-id')},
+			async: false,
+			success: function(result) {
+				if(result.status==='success'){
+					var $chatroom = $('<div />');
+					$chatroom.attr('id','chatroom');
+					$chatroom.data('chatroom-password',result.password);
+					$chatroom.data('chatroom-name',result.name);
+					$chatroom.data('chatroom-title',fileName);
+					$('#app-content').append($chatroom);
+				} else {
+					console.log(result.message);
+				}
+			}, error: function(xhr, textStatus, errorThrown){
+				console.log(errorThrown);
+			}
+		});
 	},
 
 	onClose: function() {
@@ -115,6 +135,7 @@ var odfViewer = {
 		}
 		$('#app-content #controls').removeClass('hidden');
 		$('#richdocumentsframe').remove();
+		$('#chatroom').remove();
 	},
 
 	registerFilesMenu: function(response) {
diff --git a/lib/Controller/DocumentController.php b/lib/Controller/DocumentController.php
index ccbc46ee..a5b59770 100644
--- a/lib/Controller/DocumentController.php
+++ b/lib/Controller/DocumentController.php
@@ -288,4 +288,42 @@ class DocumentController extends Controller {
 
 		return $response;
 	}
+
+	/**
+	 * @NoAdminRequired
+	 */
+	public function generate($id) {
+
+		if (empty($id)) {
+			return  array(
+				'status' => 'error',
+				'message' => 'no id received'
+			);
+		}
+		$view = \OC\Files\Filesystem::getView();
+		try {
+			$path = $view->getPath($id);
+			if ($view->is_file($path) && $view->isReadable($path)) {
+				$secret = \OC::$server->getConfig()->getSystemValue('secret');
+				$instanceID = \OC::$server->getConfig()->getSystemValue('instanceid');
+				$chatRoomPassword = hash('sha512', 'chatroom-password'.$instanceID.$secret.$id);
+				$chatRoomName = hash('sha512','chatroom-name'.$instanceID.$secret.$id);
+				return  array(
+					'status' => 'success',
+					'password' => $chatRoomPassword,
+					'name' => $chatRoomName
+				);
+			} else {
+				return  array(
+					'status' => 'error',
+					'message' => 'user unauthorised to view file'
+				);
+			}
+		} catch (\Exception $e) {
+			return  array(
+				'status' => 'error',
+				'message' => 'user unauthorised to view file'
+			);
+		}
+	}
 }