MDL-46148 qtype_calculatedsimple: fix notice

... when adding a dataset with a formula error.
2014-07-09 14:11:47 +01:00
parent b46ec69145
commit 0509827f7e
1 changed files with 5 additions and 1 deletions
@@ -1064,10 +1064,14 @@ class qtype_calculated extends question_type {
        }

        $answers = fullclone($answers);
-        $errors = '';
        $delimiter = ': ';
        $virtualqtype =  $qtypeobj->get_virtual_qtype();
        foreach ($answers as $key => $answer) {
+            $error = qtype_calculated_find_formula_errors($answer->answer);
+            if ($error) {
+                $comment->stranswers[$key] = $error;
+                continue;
+            }
            $formula = $this->substitute_variables($answer->answer, $data);
            $formattedanswer = qtype_calculated_calculate_answer(
                $answer->answer, $data, $answer->tolerance,