From 5dc9e3ddd10d6b6ab6464aebd5192effea02e9af Mon Sep 17 00:00:00 2001
From: Timothy Lim <timothy_lim@outlook.com>
Date: Thu, 26 Jan 2017 15:31:51 +0100
Subject: [PATCH] HFP-580 Handle language files with hyphens

---
 h5p.classes.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/h5p.classes.php b/h5p.classes.php
index 0bfd37a..ff89b5e 100644
--- a/h5p.classes.php
+++ b/h5p.classes.php
@@ -580,7 +580,7 @@ class H5PValidator {
   // Schemas used to validate the h5p files
   private $h5pRequired = array(
     'title' => '/^.{1,255}$/',
-    'language' => '/^[a-z]{1,5}$/',
+    'language' => '/^[/-,a-z]{1,5}$/',
     'preloadedDependencies' => array(
       'machineName' => '/^[\w0-9\-\.]{1,255}$/i',
       'majorVersion' => '/^[0-9]{1,5}$/',