1 files changed, 8 insertions, 2 deletions
diff --git a/view/room.php b/view/room.php
index d586248..c63f9ec 100644
--- a/view/room.php
+++ b/view/room.php
@@ -1,8 +1,14 @@
 <?php
 
 $room = $conference->getRoom($_GET['room']);
-$stream = $room->selectStream(
-	$_GET['selection'], $_GET['language']);
+$selection = $_GET['selection'];
+$language = $_GET['language'];
+
+if (! $room->isValidLanguage($language)) {
+  throw new NotFoundException('Language not found');
+}
+
+$stream = $room->selectStream($selection, $language);
 
 echo $tpl->render(array(
 	'page' => 'room',