Vips modification feedback, re #203

lib/VipsAssignment.php

@@ -186,6 +186,17 @@ class VipsAssignment extends SimpleORMap
             $data['options']['max_tries'] = (int) $test->limit['tries'];
         }
 
+        // feedback options for assignment
+        if ($test->option->feedbackitems) {
+            $feedback_array = [];
+            foreach ($test->option->feedbackitems->feedback as $feedbackitem) {
+                $feedback_array[] = [
+                    'threshold' => (int) $feedbackitem['threshold'],
+                    'feedback'  => Studip\Markup::purifyHtml(trim($feedbackitem))
+                ];
+            }
+        }
+
         if ($test->option['scoring-mode'] == 'negative_points') {
             $data['options']['evaluation_mode'] = 1;
         } else if ($test->option['scoring-mode'] == 'all_or_nothing') {