Merge branch 'MDL-73030' of https://github.com/paulholden/moodle

2022-10-24 15:47:21 +02:00
parent b0110cbed3 65f9976478
commit 4cf81fd3c2
1 changed files with 5 additions and 3 deletions
@@ -145,9 +145,11 @@ abstract class convert_helper {
        $firstchars = fread($handle, 200);
        $status     = fclose($handle);

-        if (strpos($firstchars,'<?xml version="1.0" encoding="UTF-8"?>') !== false and
-            strpos($firstchars,'<moodle_backup>') !== false and
-            strpos($firstchars,'<information>') !== false) {
+        // Look for expected XML elements (case-insensitive to account for encoding attribute).
+        if (stripos($firstchars, '<?xml version="1.0" encoding="UTF-8"?>') !== false &&
+            strpos($firstchars, '<moodle_backup>') !== false &&
+            strpos($firstchars, '<information>') !== false) {
+
                return true;
        }