checking that there remain $oldwrappedids before deleting them lines 87-..

add         if(is_array($oldwrappedids) && count($oldwrappedids)){
This commit is contained in:
pichetp 2007-10-06 20:51:28 +00:00
parent aa78ab4cb3
commit 4bc4ca50a6

View File

@ -84,8 +84,10 @@ class embedded_cloze_qtype extends default_questiontype {
}
// Delete redundant wrapped questions
$oldwrappedids = implode(',', $oldwrappedids);
delete_records_select('question', "id IN ($oldwrappedids)");
if(is_array($oldwrappedids) && count($oldwrappedids)){
$oldwrappedids = implode(',', $oldwrappedids);
delete_records_select('question', "id IN ($oldwrappedids)");
}
if (!empty($sequence)) {
$multianswer = new stdClass;