Skill : Remove . from language variable names to avoid breakdown -refs BT#13887

src/Chamilo/CoreBundle/Component/Utils/ChamiloApi.php

@@ -226,7 +226,7 @@ class ChamiloApi
     public static function getLanguageVar($text, $prefix = '')
     {
         $text = api_replace_dangerous_char($text);
-        $text = str_replace(['-', ' '], '_', $text);
+        $text = str_replace(['-', ' ', '.'], '_', $text);
         $text = preg_replace('/\_{1,}/', '_', $text);
         //$text = str_replace('_', '', $text);
         $text = api_underscore_to_camel_case($text);