Check valid extra field date/datetime type see BT#16339

main/admin/statistics/index.php

@@ -1262,6 +1262,9 @@ switch ($report) {
                 while ($row = Database::fetch_array($query)) {
                     $usersFound++;
                     if (!empty($row['value'])) {
+                        $validDate = DateTime::createFromFormat('Y-m-d', $row['value']);
+                        $validDate = $validDate && $validDate->format('Y-m-d') === $row['value'];
+                        if ($validDate) {
                             $date1 = new DateTime($row['value']);
                             $interval = $now->diff($date1);
                             $years = (int) $interval->y;
@@ -1275,11 +1278,7 @@ switch ($report) {
                             if ($years >= 26 && $years <= 30) {
                                 $all['26-30']++;
                             }
-                        /*if ($years >= 31) {
-                            $all[get_lang('N/A')] += 1;
-                        }*/
-                    } else {
-                        //$all[get_lang('N/A')] += 1;
+                        }
                     }
                 }
 
@@ -1294,7 +1293,6 @@ switch ($report) {
             }
 
             $header = Display::page_subheader2(get_lang('TotalNumberOfStudents').': '.$studentCount);
-
             $content = $header.$extraTables.$graph.$content;
         }
 

main/inc/lib/extra_field_value.lib.php

@@ -367,6 +367,32 @@ class ExtraFieldValue extends Model
                     ];
                     $this->save($newParams);
 
+                    break;
+                case ExtraField::FIELD_TYPE_DATE:
+                    $d = DateTime::createFromFormat('Y-m-d', $value);
+                    $valid = $d && $d->format('Y-m-d') === $value;
+                    if ($valid) {
+                        $newParams = [
+                            'item_id' => $params['item_id'],
+                            'field_id' => $extraFieldInfo['id'],
+                            'value' => $value,
+                            'comment' => $comment,
+                        ];
+                        $this->save($newParams, $showQuery);
+                    }
+                    break;
+                case ExtraField::FIELD_TYPE_DATETIME:
+                    $d = DateTime::createFromFormat('Y-m-d H:i', $value);
+                    $valid = $d && $d->format('Y-m-d H:i') === $value;
+                    if ($valid) {
+                        $newParams = [
+                            'item_id' => $params['item_id'],
+                            'field_id' => $extraFieldInfo['id'],
+                            'value' => $value,
+                            'comment' => $comment,
+                        ];
+                        $this->save($newParams, $showQuery);
+                    }
                     break;
                 default:
                     $newParams = [