Exercise: Refactor answer handling in exercise_show_functions.lib.php for oral expression questions - refs BT#22308

Author: AngelFQC

main/inc/lib/exercise_show_functions.lib.php

@@ -221,13 +221,19 @@ public static function display_oral_expression_answer(
                 echo '<tr><td>&nbsp;</td></tr>';
             }
         } else {
-            echo '<tr>';
-            echo '<td>';
-            if (!empty($answer)) {
-                echo Security::remove_XSS($answer);
+            $text = '';
+
+            if (is_array($answer) && !empty($answer['answer'])) {
+                $text = $answer['answer'];
+            } elseif (!is_array($answer)) {
+                $text = $answer;
+            }
+
+            if (!empty($text)) {
+                echo '<tr><td>';
+                echo Security::remove_XSS($text);
+                echo '</td></tr>';
             }
-            echo '</td>';
-            echo '</tr>';
         }
     }