Allow commas and whitespaces in iconclass IDs

src/enums/MDNodaRepository.php

@@ -408,10 +408,10 @@ private static function validateIconclassId(string $id):string|false {
             'https://www.iconclass.org/' => '',
         ]), '/');
 
-        if (!empty(trim($id, '0123456789abcdefghijklmnopqrstuvwxyzäüö-/ABCDEFGHIJKLMNOPQRSTUVWXYZÄÜÖ(+)'))) {
+        if (!empty(trim($id, '0123456789abcdefghijklmnopqrstuvwxyzäüö-/ABCDEFGHIJKLMNOPQRSTUVWXYZÄÜÖ(+), '))) {
             // Try url_decoding
             $id = urldecode($id);
-            if (!empty(trim($id, '0123456789abcdefghijklmnopqrstuvwxyzäüö-/ABCDEFGHIJKLMNOPQRSTUVWXYZÄÜÖ(+)'))) {
+            if (!empty(trim($id, '0123456789abcdefghijklmnopqrstuvwxyzäüö-/ABCDEFGHIJKLMNOPQRSTUVWXYZÄÜÖ(+), '))) {
                 return false;
             }
         }