private function MultichoiceResponse::orderAlternatives in Quiz 6.4

Same name and namespace in other branches

1. 7.6 question_types/multichoice/multichoice.classes.inc \MultichoiceResponse::orderAlternatives()
2. 7 question_types/multichoice/multichoice.classes.inc \MultichoiceResponse::orderAlternatives()
3. 7.4 question_types/multichoice/multichoice.classes.inc \MultichoiceResponse::orderAlternatives()
4. 7.5 question_types/multichoice/multichoice.classes.inc \MultichoiceResponse::orderAlternatives()

Order the alternatives according to the choice order stored in the database

Parameters

array $alternatives: The alternatives to be ordered

1 call to MultichoiceResponse::orderAlternatives()

MultichoiceResponse::getReportFormResponse in question_types/multichoice/multichoice.classes.inc

Implementation of getReportFormResponse

File

question_types/multichoice/multichoice.classes.inc, line 918

The main classes for the multichoice question type.

Class

MultichoiceResponse

Extension of QuizQuestionResponse

Code

private function orderAlternatives(array &$alternatives) {
  if (!$this->question->choice_random) {
    return;
  }
  $sql = "SELECT choice_order\n            FROM {quiz_multichoice_user_answers}\n            WHERE result_id = %d AND question_nid = %d AND question_vid = %d";
  $result = db_result(db_query($sql, $this->rid, $this->question->nid, $this->question->vid));
  if (!$result) {
    return;
  }
  $order = explode(',', $result);
  $newAlternatives = array();
  foreach ($order as $value) {
    foreach ($alternatives as $alternative) {
      if ($alternative['id'] == $value) {
        $newAlternatives[] = $alternative;
        break;
      }
    }
  }
  $alternatives = $newAlternatives;
}