MDL-38419: External tool - when force SSL checked, URLs get corrupted

[moodle.git] / mod / lti / locallib.php

diff --git a/mod/lti/locallib.php b/mod/lti/locallib.php
index 81c40fd..fdeecbc 100644 (file)
--- a/mod/lti/locallib.php
+++ b/mod/lti/locallib.php
@@ -1155,7 +1155,7 @@ function lti_ensure_url_is_https($url) {
     } else {
         //If the URL starts with http, replace with https
         if (stripos($url, 'http://') === 0) {
-            $url = 'https://' . substr($url, 8);
+            $url = 'https://' . substr($url, 7);
         }
     }